1 2016-12-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4 * config/arm/arm.c (dump_minipool): Copy mp->value before emitting it
5 in the minipool to avoid invalid RTL sharing.
7 2016-12-19 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9 * config/rs6000/rs6000-protos.h (expand_strn_compare): Declare.
10 * config/rs6000/rs6000.md (UNSPEC_CMPB): New unspec.
11 (cmpb<mode>3): pattern for generating cmpb.
12 (cmpstrnsi): pattern to expand strncmp ().
13 * config/rs6000/rs6000.opt (mstring-compare-inline-limit): Add a new
14 target option for controlling how much code inline expansion of
15 strncmp() will be allowed to generate.
16 * config/rs6000/rs6000.c (expand_strncmp_align_check): generate code
17 for runtime page crossing check of strncmp () args.
18 (expand_strn_compare): Function to do builtin expansion of strncmp ().
20 2016-12-19 David Malcolm <dmalcolm@redhat.com>
22 * print-rtl-function.c (print_rtx_function): Update
23 example in comment to reflect current format.
25 2016-12-19 Uros Bizjak <ubizjak@gmail.com>
27 * config/i386/i386.md (*popcounthi2_1): New insn_and_split pattern.
29 2016-12-19 Sandra Loosemore <sandra@codesourcery.com>
31 * doc/cpp.texi: Clean up anachronistic C99 references and remove
32 discussion of very old GCC versions.
33 (Differences from previous versions): Delete entire section.
35 2016-12-19 Will Schmidt <will_schmidt@vnet.ibm.com>
37 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
38 early expansion of vector multiply and subtract builtins.
40 2016-12-19 David Malcolm <dmalcolm@redhat.com>
42 * print-rtl.c (rtx_writer::print_rtx_operand_code_r): For
43 non-virtual pseudos in compact mode, wrap the regno in '<' and '>'
44 rather than using a '%' prefix.
45 * rtl-tests.c (selftest::test_dumping_regs): Update for above change.
47 2016-12-19 Dominik Vogt <vogt@linux.vnet.ibm.com>
50 * config/s390/s390.md ("*andc_split_<mode>"): Allow memory destination
51 only if it coincides with operand 2.
53 2016-12-19 Dominik Vogt <vogt@linux.vnet.ibm.com>
55 * combine.c (change_zero_ext): Skip generation of redundant AND.
57 2016-12-19 Krister Walfridsson <krister.walfridsson@gmail.com>
59 * config/netbsd.h (LINK_EH_SPEC): Define.
61 2016-12-18 Eric Botcazou <ebotcazou@adacore.com>
63 * lra-constraints.c (process_address): Add forward declaration.
64 (simplify_operand_subreg): In the MEM case, if the adjusted memory
65 reference is not sufficient aligned and the address was invalid,
66 reload the address before reloading the original memory reference.
67 Fix long lines and add a final return for the sake of clarity.
69 2016-12-17 Jakub Jelinek <jakub@redhat.com>
72 * sanopt.c (sanitize_asan_mark_unpoison): Remove next variable, use
73 continue if gsi_next should be skipped.
74 (sanitize_asan_mark_poison): Remove prev variable, use continue if
75 gsi_prev should be skipped. When removing ASAN_MARK, do gsi_prev
76 first and gsi_remove on a previously made copy of the iterator.
78 2016-12-17 Andrew Senkevich <andrew.senkevich@intel.com>
80 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
81 * config/i386/avx512dqintrin.h: Ditto.
82 * config/i386/avx512fintrin.h: Ditto.
83 * config/i386/i386-builtin.def (__builtin_ia32_kaddqi,
84 __builtin_ia32_kaddhi, __builtin_ia32_kaddsi,
85 __builtin_ia32_kadddi): New.
86 * config/i386/sse.md (kadd<mode>): New.
88 2016-12-17 Uros Bizjak <ubizjak@gmail.com>
90 * config/i386/i386.md (*tzcnt<mode>_1): Merge *tzcnt<mode>_1_falsedep_1
91 and *tzcnt<mode>_1 to define_insn_and_split pattern. Adjust split
92 condition to split after epilogue_completed.
93 (ctz<mode>2): Remove expander.
94 (ctz<mode>2): Merge *ctz<mode>2_falsedep_1 and *ctz<mode>2 to
95 define_insn_and_split pattern. Adjust split condition to split
96 after epilogue_completed.
97 (clz<mode>2_lznct): Remove expander.
98 (clz<mode>2_lzcnt): Merge *clz<mode>2_lzcnt_falsedep_1 and
99 *clz<mode>2 to define_insn_and_split pattern. Adjust split
100 condition to split after epilogue_completed.
101 (<lt_zcnt>_<mode>): Remove expander.
102 (<lt_zcnt>_<mode>): Merge *<lt_zcnt>_<mode>_falsedep_1 and
103 *<lt_zcnt>_<mode> to define_insn_and_split pattern. Adjust split
104 condition to split after epilogue_completed.
105 (<lt_zcnt>_hi): New insn pattern.
106 (popcount<mode>2): Remove expander.
107 (popcount<mode>2): Merge *popcount<mode>2_falsedep_1 and
108 *popcount<mode>2 to define_insn_and_split pattern. Adjust split
109 condition to split after epilogue_completed.
110 (popcounthi2): New insn pattern.
112 2016-12-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
114 * config/rs6000/altivec.md (UNSPEC_CMPRB): New unspec value.
115 (UNSPEC_CMPRB2): New unspec value.
116 (UNSPEC_CMPEQB): New unspec value.
117 (cmprb): New expansion.
118 (*cmprb_internal): New insn.
119 (*setb_internal): New insn.
120 (cmprb2): New expansion.
121 (*cmprb2_internal): New insn.
122 (cmpeqb): New expansion.
123 (*cmpeqb_internal): New insn.
124 * config/rs6000/rs6000-builtin.def (BU_P9_2): New macro.
125 (BU_P9_64BIT_2): Likewise.
126 (BU_P9_OVERLOAD_2): Likewise.
127 (CMPRB): Add byte-in-range built-in function.
128 (CMBRB2): Add byte-in-either-range built-in function.
129 (CMPEQB): Add byte-in-set built-in function.
130 (CMPRB): Add overload support for byte-in-range function.
131 (CMPRB2): Add overload support for byte-in-either-range function.
132 (CMPEQB): Add overload support for byte-in-set built-in function.
133 * config/rs6000/rs6000-c.c (P9_BUILTIN_CMPRB): Macro expansion to
134 define argument types for new builtin.
135 (P9_BUILTIN_CMPRB2): Likewise.
136 (P9_BUILTIN_CMPEQB): Likewise.
137 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Rearrange
138 the order of presentation for certain built-in functions
139 (scalar_extract_exp, scalar_extract_sig, scalar_insert_exp)
140 (scalar_cmp_exp_gt, scalar_cmp_exp_lt, scalar_cmp_exp_eq)
141 (scalar_cmp_exp_unordered, scalar_test_data_class)
142 (scalar_test_neg) to improve locality and flow. Document
143 the new __builtin_scalar_byte_in_set,
144 __builtin_scalar_byte_in_range, and
145 __builtin_scalar_byte_in_either_range functions.
147 2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
149 * config/aarch64/aarch64.md: New define_split above bswap<mode>2.
151 2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
153 * config/aarch64/aarch64.md: New define_split above insv<mode>.
155 2016-12-16 Jakub Jelinek <jakub@redhat.com>
158 * tree-ssa-ccp.c: Include tree-dfa.h.
159 (optimize_memcpy): New function.
160 (pass_fold_builtins::execute): Use it. Remove useless conditional
161 break after BUILT_IN_VA_*.
163 2016-12-16 Marek Polacek <polacek@redhat.com>
165 PR tree-optimization/78819
166 * tree-vrp.c (find_switch_asserts): Return if the insertion limit is 0.
167 Don't register an assertion if the default case shares a label with
170 2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
172 * config/arm/arm.md (subsi3_carryin): Add Thumb-2 RSC #0.
173 (arm_negdi2) Rename to negdi2_insn, allow on Thumb-2.
174 * config/arm/thumb2.md (thumb2_negdi2): Remove pattern.
176 2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
178 * config/arm/arm.c (thumb_core_reg_alloc_order): Swap R12 and R14.
180 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
182 * config/arc/arc.md (call_prof): Remove.
183 (call_value_prof): Likewise.
184 (sibcall_prof): Likewise.
185 (sibcall_value_prof): Likewise.
187 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
189 * config/arc/arc.h (LINK_SPEC): Tidy up.
190 (ENDFILE_SPEC): Likewise.
191 (LIB_SPEC): Likewise.
192 (STARTFILE_SPEC): Include gcrt0 when profiling.
193 (FUNCTION_PROFILER): Use __mcount.
194 * config/arc/arc.opt (mucb-mcount): Remove.
195 * doc/invoke.texi (ARC): Remove mucb-mcount doc.
196 * arc/arc-protos.h (arc_profile_call): Remove.
197 * config/arc/arc.c (write_profile_sections): Likewise.
198 (arc_profile_call): Likewise.
199 (unspec_prof_hash): Likewise.
200 (unspec_prof_htab_eq): Likewise.
201 (arc_legitimate_constant_p): Remove UNSPEC_PROF.
202 (arc_reorg): Remove call to write_profile_sections.
203 * config/arc/arc.md (call): Remove call to arc_profile_call.
204 (call_value): Likewise.
206 (sibcall_value): Likewise.
207 (define_constants): Remove UNSPEC_PROF.
209 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
211 * config/arc/arc.md (mulsidi_600): Change to insn_and_split,
212 generate new mul64 insn for core multiplication work.
213 (umulsidi_600): Likewise, but use mulu64 insn.
214 (mul64): New pattern, content taken from old mulsidi_600 insn pattern.
215 (mulu64): Likewise, but using umulsidi_600.
216 (mulsidi3): Remove move to destination, this is now handled by
217 mulsidi_600 insn_and_split.
218 (umulsidi3): Likewise, but using umulsidi_600.
220 2016-12-16 Richard Biener <rguenther@suse.de>
223 * langhooks-def.h (lhd_unit_size_without_reusable_padding): Declare.
224 (LANG_HOOKS_UNIT_SIZE_WITHOUT_REUSABLE_PADDING): Define.
225 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Adjust.
226 * langhooks.h (struct lang_hooks_for_types): Add
227 unit_size_without_reusable_padding.
228 * langhooks.c (lhd_unit_size_without_reusable_padding): New.
229 * stor-layout.c (finish_bitfield_representative): Use
230 unit_size_without_reusable_padding langhook to decide on the
231 last representatives size.
233 2016-12-16 Richard Biener <rguenther@suse.de>
236 * expr.c (expand_cond_expr_using_cmove): Bail out early if
237 we end up recursing via TER.
239 2016-12-15 Martin Sebor <msebor@redhat.com>
242 * vec.h (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Assert
243 a pointer is non-null.
245 2016-12-15 Andrew Senkevich <andrew.senkevich@intel.com>
247 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
248 * config/i386/avx512dqintrin.h: Ditto.
249 * config/i386/avx512fintrin.h: Ditto.
250 * config/i386/i386-builtin.def (__builtin_ia32_kmovb,
251 __builtin_ia32_kmovd, __builtin_ia32_kmovq): New.
252 (__builtin_ia32_kmov16): Rename to __builtin_ia32_kmovw.
253 * config/i386/sse.md (kmov<mskmodesuffix>): New.
255 2016-12-15 Uros Bizjak <ubizjak@gmail.com>
257 * config/i386/i386.md (ffs<mode>2): Generate CCCmode flags register
259 (ffssi2_no_cmove): Ditto.
260 (*tzcnt<mode>_1_falsedep_1): New insn_and_split pattern.
261 (*tzcnt<mode>_1_falsedep): New insn pattern.
263 (LT_ZCNT): New mode iterator.
264 (lt_zcnt): New mode attribute.
265 (lt_zcnt_type): New mode attribute.
266 (<lt_zcnt>_<mode>): Macroize expander from bmi_tzcnt_<mode> and
267 lzcnt_<mode> using LT_ZCNT mode iterator.
268 (*<lt_zcnt>_<mode>_falsedep_1): Macroize insn from
269 *bmi_tzcnt_<mode>_falsedep_1 and *lzcnt_<mode>_falsedep_1
270 using LT_ZCNT mode iterator.
271 (*<lt_zcnt>_<mode>_falsedep): Macroize insn from
272 *bmi_tzcnt_<mode>_falsedep and *lzcnt_<mode>_falsedep
273 using LT_ZCNT mode iterator.
274 (*<lt_zcnt>_<mode>): Macroize insn from *bmi_tzcnt_<mode>
275 and *lzcnt_<mode> using LT_ZCNT mode iterator.
276 * config/i386/i386-builtin.def (__builtin_ia32_tzcnt_u16)
277 (__builtin_ia32_tzcnt_u32, __builtin_ia32_tzcnt_u64, __builtin_ctzs):
280 2016-12-15 Jakub Jelinek <jakub@redhat.com>
282 * ipa-cp.c (class ipcp_bits_lattice): Formatting fixes.
283 (print_ipcp_constant_value): Likewise.
284 (ipcp_cloning_candidate_p): Likewise.
285 (ipcp_bits_lattice::get_value_and_mask): Likewise.
286 (ipcp_bits_lattice::meet_with_1): Likewise.
287 (ipcp_bits_lattice::meet_with): Likewise.
288 (initialize_node_lattices): Likewise.
289 (ipcp_lattice::add_value): Likewise.
290 (propagate_vals_accross_pass_through): Renamed to ...
291 (propagate_vals_across_pass_through): ... this function.
292 (propagate_vals_accross_ancestor): Renamed to ...
293 (propagate_vals_across_ancestor): ... this.
294 (propagate_scalar_accross_jump_function): Renamed to ...
295 (propagate_scalar_across_jump_function): ... this.
296 Adjust calls to above functions.
297 (propagate_context_accross_jump_function): Renamed to ...
298 (propagate_context_across_jump_function): ... this.
299 (propagate_bits_accross_jump_function): Renamed to ...
300 (propagate_bits_accross_jump_function): ... this. Formatting fixes.
301 (propagate_vr_accross_jump_function): Renamed to ...
302 (propagate_vr_across_jump_function): ... this.
303 (merge_agg_lats_step): Formatting fixes.
304 (propagate_constants_accross_call): Renamed to ...
305 (propagate_constants_across_call): ... this. Adjust calls to above
307 (ipa_get_indirect_edge_target_1): Formatting fixes.
308 (gather_context_independent_values): Likewise.
309 (estimate_local_effects): Likewise.
310 (add_all_node_vals_to_toposort): Likewise.
311 (propagate_constants_topo): Adjust calls to above functions.
312 (get_replacement_map): Formatting fixes.
313 (dump_profile_updates): Likewise.
314 (update_profiling_info): Likewise.
315 (update_specialized_profile): Likewise.
316 (create_specialized_node): Likewise.
317 (find_more_contexts_for_caller_subset): Likewise.
318 (decide_whether_version_node): Likewise.
319 (identify_dead_nodes): Likewise.
320 (ipcp_decision_stage): Likewise.
321 (ipcp_store_bits_results): Likewise.
322 (ipcp_store_vr_results): Likewise.
323 (ipcp_driver): Likewise.
325 2016-12-15 David Malcolm <dmalcolm@redhat.com>
327 PR preprocessor/78680
328 PR preprocessor/78811
329 * input.c (struct selftest::lexer_test): Add field
330 m_implicitly_expect_EOF.
331 (selftest::lexer_error_sink): New class.
332 (selftest::lexer_error_sink::s_singleton): New global.
333 (selftest::lexer_test::lexer_test): Initialize new field
334 "m_implicitly_expect_EOF".
335 (selftest::lexer_test::~lexer_test): Conditionalize the
336 check for the EOF token on the new field.
337 (selftest::test_lexer_string_locations_raw_string_unterminated):
339 (selftest::input_c_tests): Call the new test.
341 2016-12-15 Wilco Dijkstra <wdijkstr@arm.com>
343 * config/arm/arm.h (TARGET_BACKTRACE): Use crtl->is_leaf.
344 * config/arm/arm.c (arm_option_check_internal): Improve comment.
345 (thumb_force_lr_save): Use crtl->is_leaf.
346 (arm_get_frame_offsets): Remove comment. Use crtl->is_leaf.
347 (thumb_far_jump_used_p): Remove comment.
348 (arm_frame_pointer_required): Use crtl->is_leaf.
350 2016-12-15 Jakub Jelinek <jakub@redhat.com>
352 * doc/extend.texi: Clean up @xref{...} uses.
353 * doc/invoke.texi: Likewise.
355 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
357 * arm-fpus.def: Add CNAME field to all FPU definitions.
358 * genopt.sh: Use explicit enumeration tags for FPU entries.
359 * arm-tables.opt: Regenerated.
360 * arm.opt (mfpu): Provide initial value.
361 * arm-opts.h (enum fpu_type): Build the enumeration from the list of
362 available FPUs. Add 'auto' entry on the end.
363 * arm.c (arm_configure_build_target): Only do explicit configuration
364 of the FPU features if the selected FPU is not 'auto'.
365 (arm_option_override): Adjust initialization of arm_fpu_index.
366 Emit an error if we have a hard float ABI request, but the processor
367 does not support floating-point.
368 (arm_option_print): Handle -mfpu=auto.
369 (arm_valid_target_attribute_rec): Don't permit fpu=auto in pragmas
370 or function attributes.
371 (arm_identify_fpu_from_isa): Handle effective soft-float when
372 the FPU is automatically detected.
373 * arm-cores.def (arm1136jf-s): Add feature ISA_FP_DBL.
374 (arm1176jzf-s): Likewise.
376 (arm1156t2f-s): Likewise.
378 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
380 * arm-fpus.def (ARM_FPU): Remove features field from all definitions.
381 * arm.h (arm_fpu_feature_set): Delete typedef.
382 (FPU_FL_NONE): Delete.
383 (FPU_FL_NEON): Delete.
384 (FPU_FL_FP16): Delete.
385 (FPU_FL_CRYPTO): Delete.
386 (FPU_FL_DBL): Delete.
387 (FPU_FL_D32): Delete.
388 (FPU_FL_VFPv2): Delete.
389 (FPU_FL_VFPv3): Delete.
390 (FPU_FL_VFPv4): Delete.
391 (FPU_FL_VFPv5): Delete.
392 (FPU_FL_AMRv8): Delete.
401 (FPU_CRYPTO): Delete.
403 (arm_fpu_desc): Delete features field.
404 * arm.c (all_fpus): Don't initialize feature field.
406 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
408 * arm.c (arm_can_inline_p): Use ISA features for determining
411 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
413 * arm-protos.h (arm_configure_build_target): Change second argument
414 to cl_target_options.
415 * arm.c (arm_configure_build_target): Likewise.
416 (arm_option_restore): Update accordingly.
417 (arm_option_override): Create the target_option_default_node before
418 calling arm_configure_build_target. Use it in call of latter.
419 Resynchronize after all other overrides have been calculated.
420 (arm_valid_target_attribute_tree): Use the target options for
421 reconfiguration. Resynchronize after performing override checks.
422 * arm-c.c (arm_pragma_target_parse): Use target optiosn from cur_tree
423 to reconfigure the build target.
425 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
427 * arm.h (TARGET_VFPD32): Use arm_active_target.
428 (TARGET_VFP3): Likewise.
429 (TARGET_VFP5): Likewise.
430 (TARGET_VFP_SINGLE): Likewise.
431 (TARGET_VFP_DOUBLE): Likewise.
432 (TARGET_NEON_FP16): Likewise.
433 (TARGET_FP16): Likewise.
434 (TARGET_FMA): Likewise.
435 (TARGET_FPU_ARMV8): Likewise.
436 (TARGET_CRYPTO): Likewise.
437 (TARGET_NEON): Likewise.
438 (TARGET_FPU_FEATURES): Delete.
439 * arm.c (arm_option_check_internal): Check for iwmmxt conflict with
440 Neon using arm_active_target.
442 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
444 * arm.h (TARGET_FPU_NAME): Delete.
445 * arm.c (arm_identify_fpu_from_isa): New function.
446 (arm_declare_function_name): Use it to get the name for the FPU.
448 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
450 * arm-protos.h: Include sbitmap.h
451 (arm_configure_build_target): Make public.
452 * arm.c (arm_configure_build_target): Now not static.
453 (arm_valid_target_attribute_rec): Move internal option check to...
454 (arm_valid_target_attribute_tree0: ... here. Also reconfingure the
456 (arm_override_options_after_change): Call arm_configure_build_target.
457 (isa_all_fpubits): Renamed from isa_fpubits.
458 (arm_option_restore): New function.
459 (TARGET_OPTION_RESTORE): Register it.
460 (arm_configure_build_target): Initialize the FPU capability bits in
462 (arm_option_override): Move the code that forces the setting of the
463 FPU option before the call to arm_configure_build_target.
464 * arm.opt (march): Mark as Save.
465 (mcpu, mtune): Likewise.
466 * arm-c.c (arm_pragma_target_parse): Reconfigure the build target
467 after pragmas change the target options.
469 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
471 * arm-isa.h (isa_feature): Add bits for VFPv4, FPv5, fp16conv,
472 fP_dbl, fp_d32 and fp_crypto.
473 (ISA_ALL_FPU): Add all the new bits.
474 (ISA_VFPv2, ISA_VFPv3, ISA_VFPv4, ISA_FPv5): New macros.
475 (ISA_FP_ARMv8, ISA_FP_DBL, ISA_FP_D32, ISA_NEON, ISA_CRYPTO): Likewise.
476 * arm-fpus.def: Add ISA features to all FPUs.
477 * arm.h: (arm_fpu_desc): Add new field for ISA bits.
478 * arm.c (all_fpus): Initialize it.
479 * arm-tables.opt: Regenerated.
481 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
483 * arm.h (FPU_FL_VFPv2) New feature bit.
484 (FPU_FL_VFPv3, FPU_FL_VFPv4, FPU_FL_VFPv5, FPU_FL_ARMv8): Likewise.
485 (FPU_VFPv2, FPU_VFPv3, FPU_VFPv4, FPU_VFPv5, FPU_ARMv8): New helper
487 (FPU_DBL, FPU_D32, FPU_NEON, FPU_CRYPTO, FPU_FP16): Likewise.
488 (TARGET_FPU_REV): Delete.
489 (TARGET_VFP3): Use feature bits.
490 (TARGET_VFP5): Likewise.
491 (TARGET_FMA): Likewise.
492 (TARGET_FPU_ARMV8): Likewise.
493 (struct arm_fpu_desc): Delete rev field.
494 * arm-fpus.def: Delete REV entry, use new feature bits and macros.
495 * arm.c (all_fpus): Delete rev field.
497 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
499 * arm.h (vfp_reg_type): Delete.
500 (TARGET_FPU_REGS): Delete.
501 (arm_fpu_desc): Delete regs field.
502 (FPU_FL_NONE, FPU_FL_NEON, FPU_FL_FP16, FPU_FL_CRYPTO): Use unsigned
504 (FPU_FL_DBL, FPU_FL_D32): Define.
505 (TARGET_VFPD32): Use feature test.
506 (TARGET_VFP_SINGLE): Likewise.
507 (TARGET_VFP_DOUBLE): Likewise.
508 * arm-fpus.def: Update all entries for new feature bits.
509 * arm.c (all_fpus): Update initializer macro.
510 (arm_can_inline_p): Remove test on fpu regs.
512 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
514 * arm.h (arm_fp_model): Delete.
516 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
518 * arm-cores.def: Remove FLAGS field from all core definitions.
519 * arm-arches.def: Likewise.
520 * arm-opts.h (enum processor_type): Remove FLAGS parameter from
522 (arm_arch_core_flags): Likewise, plus ARM_ARCH macro.
523 * arm-protos.h (FL_*): Delete.
524 (arm_feature_set): Delete.
525 (ARM_FSET_*): Delete.
526 * arm.c (struct processors): Delete flags field.
527 (all_cores): Delete FLAGS parameter from macro, don't initialize flags.
528 (all architectures): Likewise.
530 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
532 * arm-opts.h (struct arm_arch_core_flag): Add new field ISA.
534 (arm_arch_core_flag): Delete flags field.
535 (arm_arch_core_flags): Don't initialize flags field.
536 * common/config/arm/arm-common.c (check_isa_bits_for): New function.
537 (arm_target_thumb_only): Use new isa bits arrays.
539 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
541 * arm-protos.h (insn_flags): Delete declaration.
542 (arm_arch7ve): Declare.
543 * arm.c (insn_flags): Delete.
544 (arm_arch7ve): New variable.
545 (arm_selected_cpu): Delete.
546 (arm_option_check_internal): Use new ISA bitmap.
547 (arm_option_override_internal): Likewise.
548 (arm_configure_build_target): Declare arm_selected_cpu locally.
549 (arm_option_override): Use new ISA bitmap. Initialize arm_arch7ve.
550 Rearrange variable intialization by general function.
551 * arm.h (TARGET_HAVE_LPAE): Use arm_arch7ve.
553 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
555 * arm-builtins.c: Include sbitmap.h.
556 (def_mbuiltin): Change first parameter to a flag bit. Use it to test
557 available features in the current target.
558 (struct builtin_description): Change type of feature field.
559 (IWMMXT_BUILTIN): Use the isa_features types.
560 (IWMMXT2_BUILTIN): Likewise.
561 (IWMMXT_BUILTIN2): Likewise.
562 (IWMMXT2_BUILTIN2): Likewise.
563 (CRC32_BUILTIN): Likewise.
564 (CRYPTO_BUILTIN): Likewise.
565 (iwmmx_builtin): Likewise.
566 (iwmmx2_builtin): Likewise.
567 (arm_iwmmxt_builtin): Check for specific feature bits.
569 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
571 * arm-isa.h (enum isa_feature): Add isa_quirk_cm3_ldrd.
572 (ISA_ALL_QUIRKS): New macro.
573 * arm-cores.def (cortex-m3): Add isa_quirk_cm3_ldrd to isa feature list.
574 * arm.c (isa_quirkbits): New feature-list bitmap.
575 (arm_configure_build_target): Ignore quirk bits when comparing an
576 architecture feature list with a CPU feature list.
577 (arm_option_override): Initialize_isa_quirkbits. If the user has
578 not specified -m[no-]fix-cortex-m3-ldrd, automatically enable the
579 feature if isa_quirk_cm3_ldrd appears in the isa feature list.
581 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
583 * arm.c (arm_option_override): Use arm_active_target as source of
584 information for arm_base_arch and arm_arch_name.
585 * (arm_file_start): Use arm_active_target for core name.
587 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
589 * arm.c (arm_selected_tune): Delete static variable.
590 (arm_selected_arch): Likewise.
591 (arm_configure_build_target): Declare local versions of arm_selected
592 target and arm_selected_arch. Initialize more fields in target
594 (arm_option_override): Use arm_active_target instead of
595 arm_selected_tune and arm_selected_arch.
596 (asm_file_start): Use arm_active_target.
598 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
600 * arm-protos.h (arm_build_target): New structure.
601 (arm_active_target): Declare it.
602 * arm.c (arm_active_target): New variable.
603 (bitmap_popcount): New function.
604 (feature_count): Delete.
605 (arm_initialize_isa): New function.
606 isa_fpubits): New variable.
607 (arm_configure_build_target): New function.
608 (arm_option_override): Initialize isa_fpubits and arm_active_target.isa.
609 Use arm_configure_build_target.
611 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
613 * arm-isa.h: New file.
614 * arm-protos.h: Include it.
615 * arm-arches.def: Add new ISA field to all entries. Drop bogus
616 armv8.1-a+crc architecture.
617 * arm-cores.def: Similarly. Group ARMv8 cores by profile.
618 * arm-opts.h (enum processor_type): Adjust for new field.
619 * arm.c (struct processors): New field 'isa_bits'.
620 (all_cores, all_architectures): Initialize new field.
621 * arm-tables.opt: Regenerated.
622 * arm-tune.md: Regenerated.
624 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
626 * arm-arches.def (ARM_ARCH): Add extra field TUNE_FLAGS, move
627 tuning properties from architectural FLAGS field.
628 * arm-cores.def (ARM_CORE): Likewise.
629 * arm-protos.h (TF_LDSCHED, TF_WBUF, TF_CO_PROC): New macros.
630 (TF_SMALLMUL, TF_STRONG, TF_SCALE, TF_NOMODE32): New macros.
631 (FL_LDSCHED, FL_STRONG, FL_WBUF, FL_SMALLMUL): Delete.
632 (FL_TUNE): Remove deleted elements.
633 (tune_flags): Convert type to unsigned int.
634 * arm.c (struct processors): Add new field tune_flags.
635 (all_cores, all_arches): Initialize it.
636 (arm_option_override): Adapt uses of tune_flags. Use tune_flags
637 for deciding when we should have slow multiply operations.
639 2016-12-14 Martin Sebor <msebor@redhat.com>
642 * gimple-ssa-sprintf.c (format_string): Handle null pointers.
643 (format_directive): Diagnose null pointer arguments.
644 (pass_sprintf_length::handle_gimple_call): Diagnose null destination
645 pointers. Correct location of null format string in diagnostics.
647 2016-12-14 David Malcolm <dmalcolm@redhat.com>
649 * Makefile.in (SELFTEST_FLAGS): Add path argument to -fself-test.
650 (s-selftest): Add dependency on the selftests data directory.
651 * common.opt (fself-test): Rename to...
652 (fself-test=): ...this, documenting the meaning of the argument.
653 * selftest-run-tests.c (along): Likewise.
654 * selftest-run-tests.c: Include "options.h".
655 (selftest::run_tests): Initialize selftest::path_to_selftest_files
657 * selftest.c (selftest::path_to_selftest_files): New global.
658 (selftest::locate_file): New function.
659 (selftest::test_locate_file): New function.
660 (selftest_c_tests): Likewise.
661 (selftest::selftest_c_tests): Call test_locate_file.
662 * selftest.h (selftest::locate_file): New decl.
663 (selftest::path_to_selftest_files): New decl.
665 2016-12-14 Andrew Pinski <apinski@cavium.com>
667 * config/aarch64/aarch64-cores.def: Add -1 as the variant to all
669 (thunderx): Update to include LSE by default.
670 (thunderxt88p1): New core.
671 (thunderxt88): New core.
672 (thunderxt81): New core.
673 (thunderxt83): New core.
674 * config/aarch64/driver-aarch64.c (struct aarch64_core_data):
676 (ALL_VARIANTS): New define.
677 (AARCH64_CORE): Support VARIANT operand.
678 (cpu_data): Likewise.
679 (host_detect_local_cpu): Parse variant field of /proc/cpuinfo.
680 Combine the arch and single core case and support variant searching.
681 * common/config/aarch64/aarch64-common.c (AARCH64_CORE):
683 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Likewise.
684 * config/aarch64/aarch64.c (AARCH64_CORE): Likewise.
685 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
686 * config/aarch64/aarch64-tune.md: Regenerate.
687 * doc/invoke.texi (AARCH64/mtune): Document thunderxt88,
688 thunderxt88p1, thunderxt81, thunderxt83 as available options.
690 2016-12-14 Martin Jambor <mjambor@suse.cz>
692 * omp-offload.c: Fix coding style.
693 * omp-expand.c: Likewise.
694 * omp-general.c: Likewise.
695 * omp-grid.c: Likewise.
696 * omp-low.c: Fix coding style of parts touched by the
697 previous splitting patch.
699 2016-12-14 Martin Jambor <mjambor@suse.cz>
701 * omp-general.h: New file.
702 * omp-general.c: New file.
703 * omp-expand.h: Likewise.
704 * omp-expand.c: Likewise.
705 * omp-offload.h: Likewise.
706 * omp-offload.c: Likewise.
707 * omp-grid.c: Likewise.
708 * omp-grid.c: Likewise.
709 * omp-low.h: Include omp-general.h and omp-grid.h. Removed includes
710 of params.h, symbol-summary.h, lto-section-names.h, cilk.h, tree-eh.h,
711 ipa-prop.h, tree-cfgcleanup.h, cfgloop.h, except.h, expr.h, stmt.h,
712 varasm.h, calls.h, explow.h, dojump.h, flags.h, tree-into-ssa.h,
713 tree-cfg.h, cfganal.h, alias.h, emit-rtl.h, optabs.h, expmed.h,
714 alloc-pool.h, cfghooks.h, rtl.h and memmodel.h.
715 (omp_find_combined_for): Declare.
716 (find_omp_clause): Renamed to omp_find_clause and moved to
718 (free_omp_regions): Renamed to omp_free_regions and moved to
720 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
722 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
724 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
725 moved to omp-general.h.
726 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
728 (oacc_fn_attrib_kernels_p): Moved to omp-general.h.
729 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
731 (omp_expand_local): Moved to omp-expand.h.
732 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
734 (omp_finish_file): Moved to omp-offload.h.
735 (default_goacc_validate_dims): Renamed to
736 oacc_default_goacc_validate_dims and moved to omp-offload.h.
737 (offload_funcs, offload_vars): Moved to omp-offload.h.
738 * omp-low.c: Include omp-general.h, omp-offload.h and omp-grid.h.
739 (omp_region): Moved to omp-expand.c.
740 (omp_for_data_loop): Moved to omp-general.h.
741 (omp_for_data): Likewise.
742 (oacc_loop): Moved to omp-offload.c.
743 (oacc_loop_flags): Moved to omp-general.h.
744 (offload_funcs, offload_vars): Moved to omp-offload.c.
745 (root_omp_region): Moved to omp-expand.c.
746 (omp_any_child_fn_dumped): Likewise.
747 (find_omp_clause): Renamed to omp_find_clause and moved to
749 (is_combined_parallel): Moved to omp-expand.c.
750 (is_reference): Renamed to omp_is_reference and and moved to
752 (adjust_for_condition): Renamed to omp_adjust_for_condition and moved
754 (get_omp_for_step_from_incr): Renamed to omp_get_for_step_from_incr
755 and moved to omp-general.c.
756 (extract_omp_for_data): Renamed to omp_extract_for_data and moved to
758 (workshare_safe_to_combine_p): Moved to omp-expand.c.
759 (omp_adjust_chunk_size): Likewise.
760 (get_ws_args_for): Likewise.
761 (get_base_type): Removed.
762 (dump_omp_region): Moved to omp-expand.c.
763 (debug_omp_region): Likewise.
764 (debug_all_omp_regions): Likewise.
765 (new_omp_region): Likewise.
766 (free_omp_region_1): Likewise.
767 (free_omp_regions): Renamed to omp_free_regions and moved to
769 (find_combined_for): Renamed to omp_find_combined_for, made global.
770 (build_omp_barrier): Renamed to omp_build_barrier and moved to
772 (omp_max_vf): Moved to omp-general.c.
773 (omp_max_simt_vf): Likewise.
774 (gimple_build_cond_empty): Moved to omp-expand.c.
775 (parallel_needs_hsa_kernel_p): Likewise.
776 (expand_omp_build_assign): Moved declaration to omp-expand.c.
777 (expand_parallel_call): Moved to omp-expand.c.
778 (expand_cilk_for_call): Likewise.
779 (expand_task_call): Likewise.
780 (vec2chain): Likewise.
781 (remove_exit_barrier): Likewise.
782 (remove_exit_barriers): Likewise.
783 (optimize_omp_library_calls): Likewise.
784 (expand_omp_regimplify_p): Likewise.
785 (expand_omp_build_assign): Likewise.
786 (expand_omp_taskreg): Likewise.
787 (oacc_collapse): Likewise.
788 (expand_oacc_collapse_init): Likewise.
789 (expand_oacc_collapse_vars): Likewise.
790 (expand_omp_for_init_counts): Likewise.
791 (expand_omp_for_init_vars): Likewise.
792 (extract_omp_for_update_vars): Likewise.
793 (expand_omp_ordered_source): Likewise.
794 (expand_omp_ordered_sink): Likewise.
795 (expand_omp_ordered_source_sink): Likewise.
796 (expand_omp_for_ordered_loops): Likewise.
797 (expand_omp_for_generic): Likewise.
798 (expand_omp_for_static_nochunk): Likewise.
799 (find_phi_with_arg_on_edge): Likewise.
800 (expand_omp_for_static_chunk): Likewise.
801 (expand_cilk_for): Likewise.
802 (expand_omp_simd): Likewise.
803 (expand_omp_taskloop_for_outer): Likewise.
804 (expand_omp_taskloop_for_inner): Likewise.
805 (expand_oacc_for): Likewise.
806 (expand_omp_for): Likewise.
807 (expand_omp_sections): Likewise.
808 (expand_omp_single): Likewise.
809 (expand_omp_synch): Likewise.
810 (expand_omp_atomic_load): Likewise.
811 (expand_omp_atomic_store): Likewise.
812 (expand_omp_atomic_fetch_op): Likewise.
813 (expand_omp_atomic_pipeline): Likewise.
814 (expand_omp_atomic_mutex): Likewise.
815 (expand_omp_atomic): Likewise.
816 (oacc_launch_pack): and moved to omp-general.c, made public.
817 (OACC_FN_ATTRIB): Likewise.
818 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
820 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
822 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
823 moved to omp-general.c.
824 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
826 (oacc_fn_attrib_kernels_p): Moved to omp-general.c.
827 (oacc_fn_attrib_level): Moved to omp-offload.c.
828 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
830 (get_oacc_ifn_dim_arg): Renamed to oacc_get_ifn_dim_arg and moved to
832 (mark_loops_in_oacc_kernels_region): Moved to omp-expand.c.
833 (grid_launch_attributes_trees): Likewise.
834 (grid_attr_trees): Likewise.
835 (grid_create_kernel_launch_attr_types): Likewise.
836 (grid_insert_store_range_dim): Likewise.
837 (grid_get_kernel_launch_attributes): Likewise.
838 (get_target_argument_identifier_1): Likewise.
839 (get_target_argument_identifier): Likewise.
840 (get_target_argument_value): Likewise.
841 (push_target_argument_according_to_value): Likewise.
842 (get_target_arguments): Likewise.
843 (expand_omp_target): Likewise.
844 (grid_expand_omp_for_loop): Moved to omp-grid.c.
845 (grid_arg_decl_map): Likewise.
846 (grid_remap_kernel_arg_accesses): Likewise.
847 (grid_expand_target_grid_body): Likewise.
848 (expand_omp): Renamed to omp_expand and moved to omp-expand.c.
849 (build_omp_regions_1): Moved to omp-expand.c.
850 (build_omp_regions_root): Likewise.
851 (omp_expand_local): Likewise.
852 (build_omp_regions): Likewise.
853 (execute_expand_omp): Likewise.
854 (pass_data_expand_omp): Likewise.
855 (pass_expand_omp): Likewise.
856 (make_pass_expand_omp): Likewise.
857 (pass_data_expand_omp_ssa): Likewise.
858 (pass_expand_omp_ssa): Likewise.
859 (make_pass_expand_omp_ssa): Likewise.
860 (grid_lastprivate_predicate): Renamed to
861 omp_grid_lastprivate_predicate and moved to omp-grid.c, made public.
862 (grid_prop): Moved to omp-grid.c.
863 (GRID_MISSED_MSG_PREFIX): Likewise.
864 (grid_safe_assignment_p): Likewise.
865 (grid_seq_only_contains_local_assignments): Likewise.
866 (grid_find_single_omp_among_assignments_1): Likewise.
867 (grid_find_single_omp_among_assignments): Likewise.
868 (grid_find_ungridifiable_statement): Likewise.
869 (grid_parallel_clauses_gridifiable): Likewise.
870 (grid_inner_loop_gridifiable_p): Likewise.
871 (grid_dist_follows_simple_pattern): Likewise.
872 (grid_gfor_follows_tiling_pattern): Likewise.
873 (grid_call_permissible_in_distribute_p): Likewise.
874 (grid_handle_call_in_distribute): Likewise.
875 (grid_dist_follows_tiling_pattern): Likewise.
876 (grid_target_follows_gridifiable_pattern): Likewise.
877 (grid_remap_prebody_decls): Likewise.
878 (grid_var_segment): Likewise.
879 (grid_mark_variable_segment): Likewise.
880 (grid_copy_leading_local_assignments): Likewise.
881 (grid_process_grid_body): Likewise.
882 (grid_eliminate_combined_simd_part): Likewise.
883 (grid_mark_tiling_loops): Likewise.
884 (grid_mark_tiling_parallels_and_loops): Likewise.
885 (grid_process_kernel_body_copy): Likewise.
886 (grid_attempt_target_gridification): Likewise.
887 (grid_gridify_all_targets_stmt): Likewise.
888 (grid_gridify_all_targets): Renamed to omp_grid_gridify_all_targets
889 and moved to omp-grid.c, made public.
890 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
892 (add_decls_addresses_to_decl_constructor): Moved to omp-offload.c.
893 (omp_finish_file): Likewise.
894 (oacc_thread_numbers): Likewise.
895 (oacc_xform_loop): Likewise.
896 (oacc_default_dims, oacc_min_dims): Likewise.
897 (oacc_parse_default_dims): Likewise.
898 (oacc_validate_dims): Likewise.
899 (new_oacc_loop_raw): Likewise.
900 (new_oacc_loop_outer): Likewise.
901 (new_oacc_loop): Likewise.
902 (new_oacc_loop_routine): Likewise.
903 (finish_oacc_loop): Likewise.
904 (free_oacc_loop): Likewise.
905 (dump_oacc_loop_part): Likewise.
906 (dump_oacc_loop): Likewise.
907 (debug_oacc_loop): Likewise.
908 (oacc_loop_discover_walk): Likewise.
909 (oacc_loop_sibling_nreverse): Likewise.
910 (oacc_loop_discovery): Likewise.
911 (oacc_loop_xform_head_tail): Likewise.
912 (oacc_loop_xform_loop): Likewise.
913 (oacc_loop_process): Likewise.
914 (oacc_loop_fixed_partitions): Likewise.
915 (oacc_loop_auto_partitions): Likewise.
916 (oacc_loop_partition): Likewise.
917 (default_goacc_fork_join): Likewise.
918 (default_goacc_reduction): Likewise.
919 (execute_oacc_device_lower): Likewise.
920 (default_goacc_validate_dims): Likewise.
921 (default_goacc_dim_limit): Likewise.
922 (pass_data_oacc_device_lower): Likewise.
923 (pass_oacc_device_lower): Likewise.
924 (make_pass_oacc_device_lower): Likewise.
925 (execute_omp_device_lower): Likewise.
926 (pass_data_omp_device_lower): Likewise.
927 (pass_omp_device_lower): Likewise.
928 (make_pass_omp_device_lower): Likewise.
929 (pass_data_omp_target_link): Likewise.
930 (pass_omp_target_link): Likewise.
931 (find_link_var_op): Likewise.
932 (pass_omp_target_link::execute): Likewise.
933 (make_pass_omp_target_link): Likewise.
934 * Makefile.in (OBJS): Added omp-offload.o, omp-expand.o, omp-general.o
936 (GTFILES): Added omp-offload.h, omp-offload.c and omp-expand.c, removed
938 * gimple-fold.c: Include omp-general.h instead of omp-low.h.
939 (fold_internal_goacc_dim): Adjusted calls to
940 get_oacc_ifn_dim_arg and get_oacc_fn_dim_size to use their new names.
941 * gimplify.c: Include omp-low.h.
942 (omp_notice_variable): Adjust the call to get_oacc_fn_attrib to use
944 (gimplify_omp_task): Adjusted calls to find_omp_clause to use its new
946 (gimplify_omp_for): Likewise.
947 * lto-cgraph.c: Include omp-offload.h instead of omp-low.h.
948 * toplev.c: Include omp-offload.h instead of omp-low.h.
949 * tree-cfg.c: Include omp-general.h instead of omp-low.h. Also
950 include omp-expand.h.
951 (make_edges_bb): Adjusted the call to make_gimple_omp_edges to use its
953 (make_edges): Adjust the call to free_omp_regions to use its new name.
954 * tree-parloops.c: Include omp-general.h.
955 (create_parallel_loop): Adjusted the call to set_oacc_fn_attrib to use
957 (parallelize_loops): Adjusted the call to get_oacc_fn_attrib to use
959 * tree-ssa-loop.c: Include omp-general.h instead of omp-low.h.
960 (gate_oacc_kernels): Adjusted the call to get_oacc_fn_attrib to use
962 * tree-vrp.c: Include omp-general.h instead of omp-low.h.
963 (extract_range_basic): Adjusted calls to get_oacc_ifn_dim_arg and
964 get_oacc_fn_dim_size to use their new names.
965 * varpool.c: Include omp-offload.h instead of omp-low.h.
966 * gengtype.c (open_base_files): Replace omp-low.h with omp-offload.h in
968 * config/nvptx/nvptx.c: Include omp-general.c.
969 (nvptx_expand_call): Adjusted the call to get_oacc_fn_attrib to use
971 (nvptx_reorg): Likewise.
972 (nvptx_record_offload_symbol): Likewise.
974 2016-12-14 Martin Sebor <msebor@redhat.com>
977 * gimple-ssa-sprintf.c (target_dir_max): New macro.
978 (get_mpfr_format_length): New function.
979 (format_integer): Use HOST_WIDE_INT instead of int.
980 (format_floating_max): Same.
981 (format_floating): Call get_mpfr_format_length.
982 (format_directive): Use target_dir_max.
984 2016-12-14 Jakub Jelinek <jakub@redhat.com>
987 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_STV_TEMP.
988 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies,
989 dimode_scalar_chain::convert_reg): Use SLOT_STV_TEMP instead of
992 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
995 * config/i386/i386-builtin.def: Add __builtin_clzs and __builtin_ctzs.
996 (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS.
997 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
1000 2016-12-14 Jakub Jelinek <jakub@redhat.com>
1003 * valtrack.c: Include rtl-iter.h.
1004 (struct rtx_subst_pair): Add insn field.
1005 (propagate_for_debug_subst): If pair->to contains at least 2
1006 regs, create a DEBUG_INSN with a debug temp before pair->insn
1007 and replace from with the debug temp instead of pair->to.
1008 (propagate_for_debug): Initialize p.insn.
1009 * combine.c (insn_uid_check): New inline function.
1010 (INSN_COST, LOG_LINKS): Use it instead of INSN_UID.
1011 (find_single_use, combine_instructions,
1012 cant_combine_insn_p, try_combine): Use NONDEBUG_INSN_P instead of
1015 2016-12-14 Martin Sebor <msebor@redhat.com>
1018 * builtin-attrs.def (ATTR_NONNULL_1_1, ATTR_NONNULL_1_2): Defined.
1019 (ATTR_NONNULL_1_3, ATTR_NONNULL_1_4, ATTR_NONNULL_1_5): Same.
1020 (ATTR_NOTHROW_NONNULL_1_1, ATTR_NOTHROW_NONNULL_1_2): Same.
1021 (ATTR_NOTHROW_NONNULL_1_3, ATTR_NOTHROW_NONNULL_1_4): Same.
1022 (ATTR_NOTHROW_NONNULL_1_5): Same.
1023 (ATTR_NONNULL_1_FORMAT_PRINTF_1_2): Same.
1024 (ATTR_NONNULL_1_FORMAT_PRINTF_2_0): Same.
1025 (ATTR_NONNULL_1_FORMAT_PRINTF_2_3): Same.
1026 (ATTR_NONNULL_1_FORMAT_PRINTF_3_0): Same.
1027 (ATTR_NONNULL_1_FORMAT_PRINTF_3_4): Same.
1028 (ATTR_NONNULL_1_FORMAT_PRINTF_4_0): Same.
1029 (ATTR_NONNULL_1_FORMAT_PRINTF_4_5): Same.
1030 * builtins.c (validate_arg): Add argument. Treat null pointers
1031 passed to nonnull arguments as invalid.
1032 (validate_arglist): Same.
1033 * builtins.def (fprintf, fprintf_unlocked): Add nonnull attribute.
1034 (printf, printf_unlocked, sprintf. vfprintf, vsprintf): Same.
1035 (__sprintf_chk, __vsprintf_chk, __fprintf_chk, __vfprintf_chk): Same.
1036 * calls.c (get_nonnull_ags, maybe_warn_null_arg): New functions.
1037 (initialize_argument_information): Diagnose null pointers passed to
1038 arguments declared nonnull.
1039 * calls.h (get_nonnull_args): Declared.
1041 2016-12-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1043 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): On ISA
1044 3.0/power9, add support to use the VEXTU{B,H,W}{L,R}X extract
1046 * config/rs6000/vsx.md (VSr2): Add IEEE 128-bit floating point
1047 type constraint registers.
1049 (FL_CONV): New mode iterator for binary floating types that have a
1050 direct conversion from 64-bit integer to floating point.
1051 (vsx_extract_<mode>_p9): Add support for the ISA 3.0/power9
1052 VEXTU{B,H,W}{L,R}X extract instructions.
1053 (vsx_extract_<mode>_p9 splitter): Add splitter to load up the
1054 extract byte position into the GPR if we are using the
1055 VEXTU{B,H,W}{L,R}X extract instructions.
1056 (vsx_extract_<mode>_di_p9): Support extracts to GPRs.
1057 (vsx_extract_<mode>_store_p9): Support extracting to GPRs so that
1058 we can use reg+offset address instructions.
1059 (vsx_extract_<mode>_var): Support extracts to GPRs.
1060 (vsx_extract_<VSX_EXTRACT_I:mode>_<SDI:mode>_var): New combiner
1061 insn to combine vector extracts with zero_extend.
1062 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Optimize
1063 extracting a small integer vector element and converting it to a
1064 floating point type.
1065 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
1066 (UNSPEC_XXEXTRACTUW): New unspec.
1067 (UNSPEC_XXINSERTW): Likewise.
1068 (vextract4b): Add support for the vec_vextract4b built-in
1070 (vextract4b_internal): Likewise.
1071 (vinsert4b): Add support for the vec_insert4b built-in function.
1072 Include both a version that inserts element 1 from a V4SI object
1073 and one that inserts a DI object.
1074 (vinsert4b_internal): Likewise.
1075 (vinsert4b_di): Likewise.
1076 (vinsert4b_di_internal): Likewise.
1077 * config/rs6000/predicates.md (const_0_to_11_operand): New
1078 predicate, match 0..11.
1079 * config/rs6000/rs6000-builtin.def (BU_P9V_VSX_3): Set built-in
1080 type to ternary, not binary.
1081 (BU_P9V_64BIT_VSX_3): Likewise.
1082 (P9V_BUILTIN_VEXTRACT4B): Add support for vec_vinsert4b and
1083 vec_extract4b non-overloaded built-in functions.
1084 (P9V_BUILTIN_VINSERT4B): Likewise.
1085 (P9V_BUILTIN_VINSERT4B_DI): Likewise.
1086 (P9V_BUILTIN_VEC_VEXTULX): Move to section that adds 2 operand ISA
1087 3.0 built-in functions.
1088 (P9V_BUILTIN_VEC_VEXTURX): Likewise.
1089 (P9V_BUILTIN_VEC_VEXTRACT4B): Add support for overloaded
1090 vec_insert4b and vec_extract4 built-in functions.
1091 (P9V_BUILTIN_VEC_VINSERT4B): Likewise.
1092 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1093 overloaded support for vec_vinsert4b and vec_extract4b.
1094 * config/rs6000/rs6000.c (altivec_expand_builtin): Add checks for
1095 the vec_insert4b and vec_extract4b byte number being a constant in
1097 * config/rs6000/altivec.h (vec_vinsert4b): Support vec_vinsert4b
1098 and vec_extract4b built-in functions.
1099 * doc/extend.doc (PowerPC VSX built-in functions): Document
1100 vec_insert4b and vec_extract4b.
1102 2016-12-14 Martin Liska <mliska@suse.cz>
1104 * gimple-pretty-print.c (dump_probability): New function.
1105 (dump_edge_probability): Use the function.
1106 (dump_gimple_label): Likewise.
1107 (dump_gimple_bb_header): Likewise.
1109 2016-12-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1110 Jakub Jelinek <jakub@redhat.com>
1112 * tree-ssa-strlen.c (fold_strstr_to_memcmp): New function.
1113 (strlen_optimize_stmt): Call fold_strstr_to_memcmp.
1115 2016-12-14 Eric Botcazou <ebotcazou@adacore.com>
1117 * lra-constraints.c (process_address_1): Do not attempt to decompose
1118 addresses for MEMs that satisfy fixed-form constraints.
1120 2016-12-14 Richard Biener <rguenther@suse.de>
1122 PR tree-optimization/78788
1123 * tree-vrp.c (set_value_range): Allow [-INF(OVF), +INF(OVF)].
1124 (set_and_canonicalize_value_range): Do not drop the above to
1127 2016-12-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1129 * config/rs6000/rs600.c (rs6000_builtin_vectorization_cost):
1130 Adjust unaligned load cost.
1132 2016-12-13 Uros Bizjak <ubizjak@gmail.com>
1135 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
1136 Calculate additional gain for andnot for targets without BMI.
1138 2016-12-13 Carl Love <cel@us.ibm.com>
1140 * config/rs6000/rs6000-c.c: Add built-in support for
1141 vector float vec_pack (vector double, vector double)
1142 vector double vec_sld (vector double, vector double)
1143 * config/rs6000/rs6000.c: Add icode check for vsldoi_v2df to allow
1144 4-bit unsigned literal.
1145 * config/rs6000/rs6000-builtin.def: Add definition for VSLDOI_2DF
1146 * doc/extend.texi: Update the built-in documentation file for the
1147 new powerpc vec_pack and vec_sld built-ins.
1149 2016-12-13 Martin Liska <mliska@suse.cz>
1151 * sanopt.c (sanopt_optimize_walker): Set contains_asan_mark.
1152 (sanopt_optimize): Add new argument.
1153 (sanitize_asan_mark_unpoison): New function.
1154 (maybe_contains_asan_check): Likewise.
1155 (sanitize_asan_mark_poison): Likewise.
1156 (pass_sanopt::execute): Call the new functions.
1158 2016-12-13 Martin Liska <mliska@suse.cz>
1160 PR tree-optimization/78428
1161 * expr.c (store_constructor_field): Add new arguments to the function.
1162 (store_constructor): Set up bitregion_end and add gcc_unreachable to
1163 fields that have either non-constant size or (and) offset.
1165 2016-12-13 Marek Polacek <polacek@redhat.com>
1167 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change
1168 parameters' type from int to HOST_WIDE_INT.
1169 (compute_overlap_steps_for_affine_1_2): Change parameters' type from
1170 int to HOST_WIDE_INT.
1171 (build_classic_dist_vector_1): Likewise.
1172 (add_multivariate_self_dist): Likewise.
1174 2016-12-13 Michael Matz <matz@suse.de>
1176 PR tree-optimization/78725
1177 * tree-ssa-loop-split.c (split_at_bb_p): Check for overflow and
1178 at correct use point.
1180 2016-12-13 Martin Liska <mliska@suse.cz>
1182 * asan.c (asan_expand_mark_ifn): Use renamed
1183 BUILT_IN_ASAN_{UN}CLOBBER_N to BUILT_IN_ASAN_{UN}POISON_STACK_MEMORY.
1184 * sanitizer.def: Likewise.
1186 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
1188 * doc/extend.texi (Half-Precision): Update to document current
1191 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
1193 * doc/extend.texi (Floating Types): Document availability of
1194 _Float16 on ARM/AArch64.
1196 2016-12-13 Richard Biener <rguenther@suse.de>
1198 PR tree-optimization/78699
1199 * tree-vect-data-refs.c (vect_analyze_group_access_1): Limit
1202 2016-12-13 Richard Biener <rguenther@suse.de>
1205 * tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
1206 * tree-object-size.c (compute_builtin_object_size): Use
1208 * tree-data-ref.c (initialize_matrix_A): Remove excess assert.
1210 2016-12-13 Martin Liska <mliska@suse.cz>
1212 * asan.c (asan_mark_poison_p): Remove.
1213 (asan_mark_p): New function.
1214 (transform_statements): Use the function.
1215 (asan_expand_mark_ifn): Do not use masked enum.
1216 * asan.h (enum asan_mark_flags): Declare it via a macro.
1217 * gimple-pretty-print.c (dump_gimple_call_args): Dump first
1218 argument of ASAN_MARK.
1219 * gimplify.c (build_asan_poison_call_expr): Use new enum values.
1220 (asan_poison_variable): Likewise.
1222 2016-12-13 Jakub Jelinek <jakub@redhat.com>
1225 * ipa-pure-const.c (cdtor_p): Return true for
1226 DECL_STATIC_{CON,DE}STRUCTOR even when it is
1227 DECL_LOOPING_CONST_OR_PURE_P.
1229 2016-12-12 Jakub Jelinek <jakub@redhat.com>
1231 PR tree-optimization/78777
1232 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge,
1233 insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt.
1236 * opt-functions.awk (opt_args): Use [{] instead of { in regexps.
1239 2016-12-12 Martin Sebor <msebor@redhat.com>
1243 * gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange
1244 rather than res.bounded.
1245 (get_width_and_precision): Set precision to -1 when negative.
1246 (adjust_range_for_overflow): New function.
1247 (format_integer): Correct the handling of the space, plus, and pound
1248 flags, and the special case of zero precision.
1249 Always set res.bounded to true unless either precision or width
1250 is specified and unknown.
1251 Call adjust_range_for_overflow.
1252 Avoid use zero as the shortest value when precision is specified
1254 (format_directive): Remove vestigial quoting. Always inform of
1255 argument value or range when it's available.
1256 (add_bytes): Correct the computation of boundrange used to
1257 decide whether a warning is of a "maybe" or "defnitely" kind.
1259 2016-12-12 Dominik Vogt <vogt@linux.vnet.ibm.com>
1261 * combine.c (change_zero_ext): Handle mode expanding zero_extracts.
1263 2016-12-12 Uros Bizjak <ubizjak@gmail.com>
1266 * config/i386/i386.h (X87_ENABLE_ARITH): Also enable for
1267 flag_unsafe_math_optimizations.
1268 (X87_ENABLE_FLOAT): Ditto.
1270 2016-12-12 Marek Polacek <polacek@redhat.com>
1273 * gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for
1274 Case 1; check POINTER_TYPE_P instead.
1276 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
1278 PR rtl-optimization/78669
1279 * ira.c (combine_and_move_insns): When deleting an insn, clear the
1280 replace flag for all used regs in that insn.
1282 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
1284 * config/arm/arm-opts.h: Move struct arm_arch_core_flag and
1285 arm_arch_core_flags to ...
1286 * common/config/arm/arm-common.c: There.
1288 2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
1290 * config/sparc/constraints.md (T): Use special memory constraint.
1292 (W): Add TARGET_ARCH64 test.
1293 * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
1294 (*movdf_insn_sp32): Likewise.
1295 (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
1296 conjunction with offsettable memory references.
1298 2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
1300 * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
1301 to avoid shared structure error.
1303 2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1306 * config/rs6000/rs6000.c (find_alignment_op): Discard from
1307 consideration any artificial definition.
1309 2016-12-11 Iain Sandoe <iain@codesourcery.com>
1311 * configure.ac (CROSS directory tests): Remove the assumption that
1312 Darwin hosts contain suitable target sysroots in "/".
1313 * configure: Regenerate.
1315 2016-12-11 Iain Sandoe <iain@codesourcery.com>
1317 PR rtl-optimization/71496
1318 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
1319 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
1320 reload_macho_picbase_di): Likewise.
1322 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
1324 * config/pa/pa.c (pa_callee_copies): New function.
1325 * config/pa/pa.opt (mcaller-copies): New option.
1326 * doc/invoke.texi (mcaller-copies): Document option.
1328 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
1331 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1332 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
1334 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
1335 constant shifts larger or equal than 32.
1337 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
1339 * config/i386/x86-64.h: Append --32 to the assembler options when
1340 -m16 is used on non-glibc systems as well.
1342 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
1345 * config/i386/mmintrin.h (__m64_u): New type
1346 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
1347 Make the allowed unaligned memory access explicit.
1349 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
1351 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
1352 Generally use cpu generic.
1354 2016-12-10 Jakub Jelinek <jakub@redhat.com>
1355 Marc Glisse <marc.glisse@inria.fr>
1357 PR tree-optimization/78720
1358 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
1359 is negative, sign extend to @1's type and than AND with C.
1361 2016-12-10 Jakub Jelinek <jakub@redhat.com>
1364 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
1365 non-zero low bound or non-standard element sizes.
1368 * lto-streamer-in.c (input_function): In addition to debug stmts
1369 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
1372 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1374 * config/rs6000/rs6000-passes.def: New file.
1375 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
1376 * config/rs6000/rs6000.c (rs6000_option_override): Remove
1377 registration of machine-specific passes.
1378 (pass_analyze_swaps::clone): New function.
1379 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
1381 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1384 * ipa-cp.c (propagate_vr_accross_jump_function): Call
1385 drop_tree_overflow after fold_convert.
1387 2016-12-09 Jakub Jelinek <jakub@redhat.com>
1390 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
1391 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
1394 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
1397 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
1398 GET_MODE_BITSIZE. Return 2.
1399 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
1400 TARGET_POPCNTD the same as TARGET_CTZ.
1401 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
1402 (ffs<mode>2): Reimplement.
1404 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
1406 PR rtl-optimization/78255
1407 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
1408 NO_FUNCTION_CSE is true.
1410 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
1413 * ipa-icf.c (sem_function::parse): Don't process functions with
1414 oacc decl attributes, as they may be OpenACC routines.
1416 2016-12-09 David Malcolm <dmalcolm@redhat.com>
1418 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
1421 2016-12-09 Nathan Sidwell <nathan@acm.org>
1424 * convert.c (convert_to_integer_1): Maybe fold conversions to
1425 integral types with fewer bits than its mode.
1427 2016-12-09 Martin Liska <mliska@suse.cz>
1429 * tree-pretty-print.c (pretty_print_string): Escape non-printable
1432 2016-12-09 Jakub Jelinek <jakub@redhat.com>
1434 PR tree-optimization/78726
1435 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
1436 argument. For lhs uses in debug stmts, don't replace lhs with
1437 new_lhs, but with a debug temp set to new_lhs opcode op.
1438 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
1439 OP down to make_new_ssa_for_def.
1440 (zero_one_operation): Call make_new_ssa_for_all_defs even when
1441 stmts_to_fix is empty, if *def has not changed yet. Pass
1442 OPCODE to make_new_ssa_for_all_defs.
1444 2016-12-08 Martin Sebor <msebor@redhat.com>
1447 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
1448 identifier tree nodes.
1449 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
1450 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
1451 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
1452 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
1453 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
1454 * builtins.c (expand_builtin_alloca): Call
1455 maybe_warn_alloc_args_overflow.
1456 * builtins.def (aligned_alloc, calloc, malloc, realloc):
1457 Add attribute alloc_size.
1458 (alloca): Add attribute alloc_size and returns_nonnull.
1459 * calls.h (maybe_warn_alloc_args_overflow): Declare.
1460 * calls.c (alloc_max_size, operand_signed_p): New functions.
1461 (maybe_warn_alloc_args_overflow): Define.
1462 (initialize_argument_information): Diagnose overflow in functions
1463 declared with attaribute alloc_size.
1464 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
1465 -Walloc-size-larger-than.
1467 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
1469 PR rtl-optimization/78671
1470 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
1473 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
1475 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
1476 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
1478 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
1481 * config/aarch64/aarch64.c (aarch64_classify_address):
1482 Set load_store_pair_p for TImode and TFmode.
1484 2016-12-08 David Malcolm <dmalcolm@redhat.com>
1486 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
1487 regno_reg_rtx resizing logic to...
1488 (emit_status::ensure_regno_capacity): ...this new method,
1489 and ensure that the buffers are large enough.
1490 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
1491 rather than ggc_vec_alloc.
1492 * function.h (emit_status::ensure_regno_capacity): New method.
1494 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
1496 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
1497 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
1498 * doc/invoke.texi (-fsanitize=kernel-address):
1499 Don't say that it enables -fsanitize-address-use-after-scope.
1501 2016-12-08 Bin Cheng <bin.cheng@arm.com>
1504 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
1505 sign bit for index step of data reference.
1507 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1509 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1510 Handle SYMBOL_SMALL_TLSGD for ILP32.
1511 * config/aarch64/aarch64.md : tlsgd_small modified into
1512 tlsgd_small_<mode> to support SImode and DImode.
1513 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
1516 2016-12-08 Andrew Pinski <apinski@cavium.com>
1518 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1519 Access the lower part of RTX appropriately.
1521 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1523 * genpreds.c (write_tm_constrs_h): Update for renaming of
1524 rtx_reader_ptr to md_reader_ptr.
1525 (write_tm_preds_h): Likewise.
1526 (write_insn_preds_c): Likewise.
1527 * read-md.c (rtx_reader_ptr): Rename to...
1528 (md_reader_ptr): ...this, and convert from an
1529 rtx_reader * to a md_reader *.
1530 (rtx_reader::set_md_ptr_loc): Rename to...
1531 (md_reader::set_md_ptr_loc): ...this.
1532 (rtx_reader::get_md_ptr_loc): Rename to...
1533 (md_reader::get_md_ptr_loc): ...this.
1534 (rtx_reader::copy_md_ptr_loc): Rename to...
1535 (md_reader::copy_md_ptr_loc): ...this.
1536 (rtx_reader::fprint_md_ptr_loc): Rename to...
1537 (md_reader::fprint_md_ptr_loc): ...this.
1538 (rtx_reader::print_md_ptr_loc): Rename to...
1539 (md_reader::print_md_ptr_loc): ...this.
1540 (rtx_reader::join_c_conditions): Rename to...
1541 (md_reader::join_c_conditions): ...this.
1542 (rtx_reader::fprint_c_condition): ...this.
1543 (rtx_reader::print_c_condition): Rename to...
1544 (md_reader::print_c_condition): ...this.
1545 (fatal_with_file_and_line): Update for renaming of
1546 rtx_reader_ptr to md_reader_ptr.
1547 (rtx_reader::require_char): Rename to...
1548 (md_reader::require_char): ...this.
1549 (rtx_reader::require_char_ws): Rename to...
1550 (md_reader::require_char_ws): ...this.
1551 (rtx_reader::require_word_ws): Rename to...
1552 (md_reader::require_word_ws): ...this.
1553 (rtx_reader::read_char): Rename to...
1554 (md_reader::read_char): ...this.
1555 (rtx_reader::unread_char): Rename to...
1556 (md_reader::unread_char): ...this.
1557 (rtx_reader::peek_char): Rename to...
1558 (md_reader::peek_char): ...this.
1559 (rtx_reader::read_name): Rename to...
1560 (md_reader::read_name): ...this.
1561 (rtx_reader::read_escape): Rename to...
1562 (md_reader::read_escape): ...this.
1563 (rtx_reader::read_quoted_string): Rename to...
1564 (md_reader::read_quoted_string): ...this.
1565 (rtx_reader::read_braced_string): Rename to...
1566 (md_reader::read_braced_string): ...this.
1567 (rtx_reader::read_string): Rename to...
1568 (md_reader::read_string): ...this.
1569 (rtx_reader::read_skip_construct): Rename to...
1570 (md_reader::read_skip_construct): ...this.
1571 (rtx_reader::handle_constants): Rename to...
1572 (md_reader::handle_constants): ...this.
1573 (rtx_reader::traverse_md_constants): Rename to...
1574 (md_reader::traverse_md_constants): ...this.
1575 (rtx_reader::handle_enum): Rename to...
1576 (md_reader::handle_enum): ...this.
1577 (rtx_reader::lookup_enum_type): Rename to...
1578 (md_reader::lookup_enum_type): ...this.
1579 (rtx_reader::traverse_enum_types): Rename to...
1580 (md_reader::traverse_enum_types): ...this.
1581 (rtx_reader::rtx_reader): Rename to...
1582 (md_reader::md_reader): ...this, and update for renaming of
1583 rtx_reader_ptr to md_reader_ptr.
1584 (rtx_reader::~rtx_reader): Rename to...
1585 (md_reader::~md_reader): ...this, and update for renaming of
1586 rtx_reader_ptr to md_reader_ptr.
1587 (rtx_reader::handle_include): Rename to...
1588 (md_reader::handle_include): ...this.
1589 (rtx_reader::handle_file): Rename to...
1590 (md_reader::handle_file): ...this.
1591 (rtx_reader::handle_toplevel_file): Rename to...
1592 (md_reader::handle_toplevel_file): ...this.
1593 (rtx_reader::get_current_location): Rename to...
1594 (md_reader::get_current_location): ...this.
1595 (rtx_reader::add_include_path): Rename to...
1596 (md_reader::add_include_path): ...this.
1597 (rtx_reader::read_md_files): Rename to...
1598 (md_reader::read_md_files): ...this.
1599 * read-md.h (class rtx_reader): Split into...
1600 (class md_reader): ...new class.
1601 (rtx_reader_ptr): Rename to...
1602 (md_reader_ptr): ...this, and convert to a md_reader *.
1603 (class noop_reader): Update base class to be md_reader.
1604 (class rtx_reader): Reintroduce as a subclass of md_reader.
1605 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
1606 (read_char): Update for renaming of rtx_reader_ptr to
1608 (unread_char): Likewise.
1609 * read-rtl.c (rtx_reader_ptr): New global.
1610 (rtx_reader::apply_iterator_to_string): Rename to...
1611 (md_reader::apply_iterator_to_string): ...this.
1612 (rtx_reader::copy_rtx_for_iterators): Rename to...
1613 (md_reader::copy_rtx_for_iterators): ...this.
1614 (rtx_reader::read_conditions): Rename to...
1615 (md_reader::read_conditions): ...this.
1616 (rtx_reader::record_potential_iterator_use): Rename to...
1617 (md_reader::record_potential_iterator_use): ...this.
1618 (rtx_reader::read_mapping): Rename to...
1619 (md_reader::read_mapping): ...this.
1620 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
1622 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
1623 than directly accessing m_string_obstack.
1624 (rtx_reader::rtx_reader): New ctor.
1625 (rtx_reader::~rtx_reader): New dtor.
1627 2016-12-07 Martin Sebor <msebor@redhat.com>
1633 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
1635 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
1636 (check_memop_sizes): Same.
1637 (expand_builtin_memcpy): Call check memop_sizes.
1638 (expand_builtin_mempcpy): Same.
1639 (expand_builtin_memset): Same,
1640 (expand_builtin_bzero): Same.
1641 (expand_builtin_memory_chk): Call check_sizes.
1642 (expand_builtin_strcpy): Same.
1643 (expand_builtin_strncpy): Same.
1644 (maybe_emit_sprintf_chk_warning): Same.
1645 (expand_builtin): Handle strcat and strncat.
1646 (fini_object_sizes): Reset pointers.
1647 (compute_object_size): New function.
1648 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1649 Avoid issuing warnings also issued during built-in expansion.
1650 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
1652 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1655 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
1656 V2DImode elements are SUBREG's convert the result into DImode
1657 rather than failing in emit_move_insn.
1659 2016-12-07 Jakub Jelinek <jakub@redhat.com>
1661 * builtins.c (fold_builtin_strstr): Removed.
1662 (fold_builtin_2): Don't call fold_builtin_strstr.
1663 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
1664 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
1665 (gimple_fold_builtin_strstr): New function.
1666 (gimple_fold_builtin): Call it.
1667 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
1670 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
1671 var to lhs of new_stmt right before noreturn handling rather than to
1672 lhs of e->call_stmt early.
1674 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1676 * read-md.c (rtx_reader::require_char): New method.
1677 (require_char_ws): Convert from function to...
1678 (rtx_reader::require_char_ws): ...method.
1679 (rtx_reader::require_word_ws): New method.
1680 * read-md.h (rtx_reader::require_char): New method decl.
1681 (require_char_ws): Remove global decl in favor of...
1682 (rtx_reader::require_char_ws): ...new method decl.
1683 (rtx_reader::require_word_ws): New method decl.
1684 (rtx_reader::peek_char): New method decl.
1686 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1688 PR rtl-optimization/78617
1689 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
1690 registers, also setting hard registers mapped to pseudo registers.
1692 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1694 * cfgexpand.c (pass_expand::execute): Move stack initializations
1695 to rtl_data::init_stack_alignment and call it.
1696 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
1697 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
1699 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1701 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
1702 (ira): Move initialization of crtl->is_leaf earlier.
1704 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1706 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
1707 (movtf_aarch64): Likewise.
1708 * config/aarch64/aarch64.c (aarch64_classify_address):
1709 Use correct intersection of offsets.
1710 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
1711 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
1712 Use 7-bit signed scaled mode for modes > 16 bytes.
1714 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
1716 PR rtl-optimization/78561
1717 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
1718 constant_pool_empty_p in place of get_pool_size_upper_bound.
1719 (rs6000_stack_info): Likewise.
1720 (rs6000_emit_prologue): Likewise.
1721 (rs6000_elf_declare_function_name): Likewise.
1722 (rs6000_set_up_by_prologue): Likewise.
1723 (rs6000_can_eliminate): Likewise.
1724 * output.h (get_pool_size_upper_bound): Delete.
1725 (constant_pool_empty_p): New.
1726 * varasm.c (get_pool_size_upper_bound): Delete
1727 (constant_pool_empty_p): New.
1729 2016-12-07 Bin Cheng <bin.cheng@arm.com>
1731 PR tree-optimization/78691
1732 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
1733 Require integral type for the outer expression.
1735 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1737 * config/aarch64/aarch64.c
1738 (aarch64_builtin_support_vector_misalignment): New.
1739 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
1741 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1744 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
1745 Conditionalize the string comparison on Pmode == DImode.
1747 2016-12-06 Tom de Vries <tom@codesourcery.com>
1749 PR tree-optimization/67955
1750 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
1751 (stmt_kills_ref_p): Use it.
1753 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1756 * calls.c (expand_call): Move back call to prepare_call_address.
1758 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1761 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
1762 ?* constraints for the ISA 3.0 patterns, so the register allocator
1763 is more likely to allocate QImode/HImode to vector registers for
1764 conversion to floating point unless a reload is needed.
1765 (zero_extendhi<mode>2): Likewise.
1766 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
1767 first alternative which is converting QImode/HImode to floating
1768 point and the QImode/HImode value is in a vector register, and
1769 does not allocate the second pseudo register. Remove zero
1770 extending into traditional floating point registers, since the
1771 instruction used only works on traditional altivec registers.
1772 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
1774 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1776 * config/i386/i386.c: Include print-rtl.h.
1777 (selftest::ix86_test_dumping_memory_blockage): New function.
1778 (selftest::ix86_run_selftests): Call it.
1779 * print-rtl-function.c (print_rtx_function): Create an
1780 rtx_reuse_manager and use it.
1781 * print-rtl.c: Include "rtl-iter.h".
1782 (rtx_writer::rtx_writer): Add reuse_manager param.
1783 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
1784 (uses_rtx_reuse_p): New function.
1785 (rtx_reuse_manager::preprocess): New function.
1786 (rtx_reuse_manager::has_reuse_id): New function.
1787 (rtx_reuse_manager::seen_def_p): New function.
1788 (rtx_reuse_manager::set_seen_def): New function.
1789 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
1790 prefix the first time in_rtx is seen, and print reuse_rtx
1792 (print_inline_rtx): Supply NULL for new reuse_manager param.
1793 (debug_rtx): Likewise.
1794 (print_rtl): Likewise.
1795 (print_rtl_single): Likewise.
1796 (rtx_writer::print_rtl_single_with_indent): Likewise.
1797 * print-rtl.h: Include bitmap.h when building for host.
1798 (rtx_writer::rtx_writer): Add reuse_manager param.
1799 (rtx_writer::m_rtx_reuse_manager): New field.
1800 (class rtx_reuse_manager): New class.
1801 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
1802 param and use it when constructing rtx_writer.
1803 (selftest::test_dumping_rtx_reuse): New function.
1804 (selftest::rtl_tests_c_tests): Call it.
1805 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
1806 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
1807 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
1808 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
1810 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
1813 * lra-lives.c (process_bb_lives): Update biggest mode for
1814 implicitly used hard reg.
1816 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
1818 * config/i386/predicates.md (general_gr_operand): New predicate.
1819 * config/i386/i386.md (TImode and DImode push_operand splitter):
1820 Use general_gr_operand. Macroize using DWI mode macro.
1821 (TImode and DImode nonimmediate_operand splitter): Use
1822 nonimmediate_gr_operand and general_gr_operand. Macroize using
1824 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
1825 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
1826 and general_gr_operand.
1827 (XFmode nonimmediate_operand splitter): Ditto.
1828 (DFmode nonimmediate_operand splitter): Ditto.
1829 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
1831 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1833 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
1834 alphabetical order with respect to other ARMv8 processors.
1835 * config/arm/arm-tables.opt: Regenerate.
1836 * config/arm/arm-tune.md: Likewise.
1838 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
1840 * config/mips/mips.c (mips_expand_builtin_insn): Check input
1841 ranges of literal integer arguments.
1843 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1846 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
1847 destroy_predicate_vecs.
1848 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
1850 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1853 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
1854 argument type to a pred_chain.
1855 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
1857 (flatten_out_predicate_chains): Remove.
1858 (uninit_uses_cannot_happen): Rename from
1859 uninit_ops_invalidate_phi_use.
1860 Change logic so that we are checking that the PHI use will
1861 invalidate _ALL_ possibly uninitialized operands.
1862 (is_use_properly_guarded): Rename call to
1863 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
1865 2016-12-06 Tamar Christina <tamar.christina@arm.com>
1867 * gcc/config/aarch64/arm_neon.h
1868 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
1869 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
1870 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
1871 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
1872 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
1873 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
1874 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
1875 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
1876 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
1877 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
1878 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
1879 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
1880 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
1881 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
1883 2016-12-06 Jakub Jelinek <jakub@redhat.com>
1886 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
1887 plus offset is non-zero. For maybe_nonzero_address decl base0,
1888 require indirect_base0.
1891 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
1892 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
1893 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
1894 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
1895 and arguments have no side-effects, return 0.
1896 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
1899 * fold-const-call.c (fold_const_call): Handle
1900 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
1902 PR tree-optimization/78675
1903 * tree-vect-loop.c (vectorizable_live_operation): For
1904 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
1905 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
1907 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1910 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
1911 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
1912 (copy_insn_1) <CLOBBER>: Likewise.
1914 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1917 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
1918 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
1919 comparing signed to unsigned values.
1920 (FUNCTION_ARG_REGNO_P): Likewise.
1922 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1923 Stefan Freudenberger <stefan@reservoir.com>
1925 PR tree-optimization/78646
1926 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
1927 addition used for the memory base expression should have the type
1930 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
1933 * config.gcc (*-*-uclinux*): Enable posix threads.
1935 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
1937 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
1938 * config/i386/avx512dqintrin.h: Ditto.
1939 * config/i386/avx512fintrin.h: Ditto.
1940 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
1941 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
1942 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
1943 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
1944 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
1945 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
1947 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
1948 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
1949 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
1950 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
1951 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
1952 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
1953 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
1954 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
1955 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
1957 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
1959 * combine.c: Revert r243162.
1961 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
1963 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
1964 X tests a single bit.
1966 2016-12-05 Nathan Sidwell <nathan@acm.org>
1968 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
1969 (diagnostic_action_after_output): ... here.
1970 (diagnostic_report_diagnostic): Call it for non-notes.
1971 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
1972 (diagnostic_check_max_errors): Declare.
1974 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
1976 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
1977 (ENDFILE_SPEC): Likewise.
1979 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
1981 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
1982 * config/arc/arc.c (arc_unspec_offset): New function.
1983 (arc_finalize_pic): Change.
1984 (arc_emit_call_tls_get_addr): Likewise.
1985 (arc_legitimize_tls_address): Likewise.
1986 (arc_legitimize_pic_address): Likewise.
1987 (insn_is_tls_gd_dispatch): Remove.
1988 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
1989 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
1990 (tls_gd_dispatch): Likewise.
1992 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
1994 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
1997 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
1999 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
2000 (sparc_split_reg_mem_legitimate): ...this.
2001 (sparc_split_reg_mem): Declare.
2002 (sparc_split_mem_reg): Likewise.
2003 (sparc_split_regreg_legitimate): Rename to...
2004 (sparc_split_reg_reg_legitimate): ...this.
2005 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
2006 (sparc_split_reg_mem_legitimate): ...this.
2007 (sparc_split_reg_mem): New function.
2008 (sparc_split_mem_reg): Likewise.
2009 (sparc_split_regreg_legitimate): Rename to...
2010 (sparc_split_reg_reg_legitimate): ...this.
2011 (sparc_split_reg_reg): New function.
2012 * config/sparc/sparc.md (lra): Remove "none" value.
2013 (enabled): Adjust to above change.
2014 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
2015 (DImode splitters): Adjust to above renamings and use new functions.
2016 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
2017 (DFmode splitters): Adjust to above renamings and use new functions.
2018 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
2019 constraint in conjunction with e.
2020 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
2021 alternative and reorder others.
2022 (VM64:mode splitters): Adjust to above renamings and use new functions.
2024 2016-12-04 Martin Sebor <msebor@redhat.com>
2027 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
2028 identifier tree nodes.
2029 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
2030 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
2031 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
2032 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
2033 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
2034 * builtins.def (aligned_alloc, calloc, malloc, realloc):
2035 Add attribute alloc_size.
2036 (alloca): Add attribute alloc_size and returns_nonnull.
2038 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
2041 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
2042 (dimode_scalar_chain::compute_convert_gain): Ditto.
2043 (dimode_scalar_chain::convert_insn): Ditto.
2045 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
2047 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
2048 cases to build a lowpart SUBREG.
2050 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
2051 David S. Miller <davem@davemloft.net>
2053 * config/sparc/constraints.md (U): Adjust comment.
2054 * config/sparc/sparc.md (lra): New attribute.
2055 (enabled): For base instructions, if the lra attribute is set,
2056 return 1 if it is in keeping with TARGET_LRA.
2057 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
2058 constraint and duplicate them with U replaced by r.
2059 (*movdf_insn_sp32): Likewise.
2060 (*mov<VM64:mode>_insn_sp32): Likewise.
2061 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
2063 2016-12-02 Jeff Law <law@redhat.com>
2065 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
2066 variable main_variant.
2068 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2070 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
2071 default on PowerPC linux systems.
2073 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
2075 PR rtl-optimization/78638
2076 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
2077 GET_MODE (op). Fix this.
2079 2016-12-02 David Malcolm <dmalcolm@redhat.com>
2082 * selftest.c (selftest::assert_strndup_eq): Rename to...
2083 (selftest::assert_xstrndup_eq): ...this, and remove call to
2085 (selftest::test_strndup): Rename to...
2086 (selftest::test_xstrndup): ...this, updating for above renaming.
2087 (selftest::test_libiberty): Update for renaming.
2089 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2092 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
2093 subversion id 242679 that causes the wrong store instruction to be
2094 generated if a DImode is in an Altivec register using REG+REG
2097 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
2100 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
2101 and corresponding post-reload splitter.
2103 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2105 * config/aarch64/aarch64.h (machine_function): Add
2106 reg_is_wrapped_separately field.
2107 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
2108 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
2110 (aarch64_save_callee_saves): Don't save registers that are wrapped
2112 (aarch64_restore_callee_saves): Don't restore registers that are
2114 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
2115 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
2116 (aarch64_get_separate_components): New function.
2117 (aarch64_get_next_set_bit): Likewise.
2118 (aarch64_components_for_bb): Likewise.
2119 (aarch64_disqualify_components): Likewise.
2120 (aarch64_emit_prologue_components): Likewise.
2121 (aarch64_emit_epilogue_components): Likewise.
2122 (aarch64_set_handled_components): Likewise.
2123 (aarch64_process_components): Likewise.
2124 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
2125 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
2126 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
2127 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
2128 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
2129 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
2131 2016-12-02 Martin Jambor <mjambor@suse.cz>
2133 * passes.def: Move pass_rebuild_cgraph_edges to the end of
2134 pass_build_ssa_passes.
2136 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
2138 * config/alpha/alpha.md (exception_receiver): Copy
2139 alpha_gp_ave_rtx return value.
2141 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
2143 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
2144 for several include directories that may be relative to sysroot.
2145 * config/i386/x-mingw32 (gplus_includedir): Define.
2146 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
2147 (native_system_includedir): Likewise.
2148 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
2149 override if TARGET_SYSTEM_ROOT is defined.
2150 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
2152 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2155 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
2156 (dimode_scalar_chain::compute_convert_gain): Likewise.
2157 (dimode_scalar_chain::convert_insn): Likewise.
2158 * config/i386/i386.md (*one_cmpldi2_doubleword): New
2159 define_insn_and_split.
2160 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
2163 * rtl.c (copy_rtx): Don't clear used flag here.
2164 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
2166 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
2167 'E' in format, copy all vectors.
2168 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
2169 * valtrack.c (cleanup_auto_inc_dec): Likewise.
2170 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
2172 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2173 Thomas Preud'homme <thomas.preudhomme@arm.com>
2175 * config/arm/arm-builtins.c (arm_builtins): Define
2176 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
2177 (bdesc_2arg): Add line for cmse_nonsecure_caller.
2178 (arm_init_builtins): Handle cmse_nonsecure_caller.
2179 (arm_expand_builtin): Likewise.
2180 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
2182 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2183 Thomas Preud'homme <thomas.preudhomme@arm.com>
2185 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
2186 (cmse_nonsecure_call_clear_caller_saved): New.
2187 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
2188 (arm_function_ok_for_sibcall): Disable sibcalls for
2189 cmse_nonsecure_call.
2190 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
2191 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
2192 (call_value): Likewise.
2193 (nonsecure_call_internal): New.
2194 (nonsecure_call_value_internal): New.
2195 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
2196 (*nonsecure_call_value_reg_thumb1_v5): New.
2197 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
2198 (*nonsecure_call_value_reg_thumb2): New.
2199 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
2201 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2202 Thomas Preud'homme <thomas.preudhomme@arm.com>
2204 * config/arm/arm.c (gimplify.h): New include.
2205 (arm_handle_cmse_nonsecure_call): New.
2206 (arm_attribute_table): Added cmse_nonsecure_call.
2207 (arm_comp_type_attributes): Deny compatibility of function types
2208 with without the cmse_nonsecure_call attribute.
2209 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2211 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2212 Thomas Preud'homme <thomas.preudhomme@arm.com>
2214 * config/arm/arm.c (output_return_instruction): Clear
2216 (thumb2_expand_return): Likewise.
2217 (thumb1_expand_epilogue): Likewise.
2218 (thumb_exit): Likewise.
2219 (arm_expand_epilogue): Likewise.
2220 (cmse_nonsecure_entry_clear_before_return): New.
2221 (comp_not_to_clear_mask_str_un): New.
2222 (compute_not_to_clear_mask): New.
2223 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
2224 * config/arm/thumb2.md (*thumb2_return): Disable for
2225 cmse_nonsecure_entry functions.
2226 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
2227 cmse_nonsecure_entry functions.
2229 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2230 Thomas Preud'homme <thomas.preudhomme@arm.com>
2232 * config/arm/arm.c (use_return_insn): Change to return with bxns
2233 when cmse_nonsecure_entry.
2234 (output_return_instruction): Likewise.
2235 (arm_output_function_prologue): Likewise.
2236 (thumb_pop): Likewise.
2237 (thumb_exit): Likewise.
2238 (thumb2_expand_return): Assert that entry functions always have simple
2240 (arm_expand_epilogue): Handle entry functions.
2241 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
2242 (arm_asm_declare_function_name): New.
2243 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
2244 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
2245 use arm_asm_declare_function_name.
2247 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2248 Thomas Preud'homme <thomas.preudhomme@arm.com>
2250 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
2251 (arm_attribute_table): Added cmse_nonsecure_entry
2252 (arm_compute_func_type): Handle cmse_nonsecure_entry.
2253 (cmse_func_args_or_return_in_stack): New.
2254 (arm_handle_cmse_nonsecure_entry): New.
2255 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
2256 (IS_CMSE_ENTRY): Likewise.
2257 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2259 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2260 Thomas Preud'homme <thomas.preudhomme@arm.com>
2262 * config.gcc (extra_headers): Added arm_cmse.h.
2263 * config/arm/arm-arches.def (ARM_ARCH):
2264 (armv8-m): Add FL2_CMSE.
2265 (armv8-m.main): Likewise.
2266 (armv8-m.main+dsp): Likewise.
2267 * config/arm/arm-c.c
2268 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
2269 * config/arm/arm-flags.h: Define FL2_CMSE.
2270 * config/arm.c (arm_arch_cmse): New.
2271 (arm_option_override): New error for unsupported cmse target.
2272 * config/arm/arm.h (arm_arch_cmse): New.
2273 * config/arm/arm.opt (mcmse): New.
2274 * config/arm/arm_cmse.h: New file.
2275 * doc/invoke.texi (ARM Options): Add -mcmse.
2276 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
2277 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
2279 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2281 * config/avr/avr.c: Fix coding rule glitches.
2283 2016-12-02 Martin Jambor <mjambor@suse.cz>
2285 * hsa.c (hsa_callable_function_p): Return false for artificial
2288 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
2290 PR rtl-optimization/78561
2291 * varasm.c (recompute_pool_offsets): New.
2292 (output_constant_pool): Call it.
2294 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
2296 PR rtl-optimization/78561
2297 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
2298 get_pool_size to get_pool_size_upper_bound.
2299 (rs6000_stack_info): Likewise.
2300 (rs6000_emit_prologue): Likewise.
2301 (rs6000_elf_declare_function_name): Likewise.
2302 (rs6000_set_up_by_prologue): Likewise.
2303 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
2304 * output.h (get_pool_size): Rename to...
2305 (get_pool_size_upper_bound): ...This.
2306 * varasm.c (get_pool_size): Rename to...
2307 (get_pool_size_upper_bound): ...This.
2309 2016-12-02 Bin Cheng <bin.cheng@arm.com>
2311 * match.pd: Add new pattern:
2312 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
2314 2016-12-02 Nathan Sidwell <nathan@acm.org>
2316 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
2319 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
2322 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
2325 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2327 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
2330 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2332 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
2333 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
2334 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
2335 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
2336 avr_mcu_types.flash_size to compute default value.
2337 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
2338 mcu->flash_size to compute value for spec.
2340 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2342 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
2343 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
2344 about linker description to avoid progmem altogether.
2345 [absdata]: Point to -mabsdata option.
2347 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2349 PR rtl-optimization/78547
2350 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
2351 DECL_INCOMING_RTL is not shared.
2352 * config/i386/i386.c (convert_scalars_to_vectors): If any
2353 insns have been converted, adjust all parameter's DEC_RTL and
2354 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
2357 PR rtl-optimization/78575
2358 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
2359 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
2360 if not already wrapped in a subreg. Make sure df_insn_rescan does not
2361 affect further iterations.
2363 2016-12-02 Martin Liska <mliska@suse.cz>
2366 * sreal.c (sreal::to_int): Make absolute value before shifting.
2367 (sreal::operator/): Likewise.
2368 (sreal_verify_negative_division): New test.
2369 (void sreal_c_tests): Call the new test.
2370 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
2372 (sreal::normalize_down): Likewise.
2374 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2376 * combine.c (combine_simplify_rtx): Suppress replacement of
2377 "(and (reg) (const_int bit))" with "if_then_else".
2379 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2382 * config/s390/s390.md ("extzv")
2383 ("*extzv<mode><clobbercc_or_nocc>")
2384 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
2385 ("*<risbg_n>_ior_and_sr_ze")
2386 ("*extract1bitdi<clobbercc_or_nocc>")
2387 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
2388 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
2389 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
2390 to validate the arguments of zero_extract and sign_extract.
2392 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2395 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
2397 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2399 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
2401 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
2404 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2406 * config/s390/vector.md (vec_halfhalf): New mode iterator.
2407 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
2408 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
2409 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
2410 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
2411 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
2412 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
2413 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
2414 ("vec_unpacku_lo_v4si"): New pattern definitions.
2415 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
2418 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2420 * config/s390/s390-protos.h (s390_reverse_condition): New
2422 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
2424 (s390_reverse_condition): New function.
2425 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
2428 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2430 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
2431 (CCVHUANY): Remove modes.
2432 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
2434 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
2435 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
2437 (s390_branch_condition_mask): Adjust to use the new cc consumer
2438 modes. The new modes allow for proper reversal in the middle-end.
2439 (s390_expand_vec_compare_cc): Determine the proper cc producer and
2440 consumer modes for a comparison.
2441 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
2442 throughout the file.
2443 * config/s390/vx-builtins.md: Likewise.
2445 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
2447 * asan.c (asan_global_struct): Refactor.
2448 (create_odr_indicator): New function.
2449 (asan_needs_odr_indicator_p): Likewise.
2450 (is_odr_indicator): Likewise.
2451 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
2453 (asan_protect_global): Do not protect odr indicators.
2455 2016-12-01 Jeff Law <law@redhat.com>
2457 * tree-ssa-threadedge.c
2458 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
2459 propagation of operands if there are no operands.
2461 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2463 PR tree-optimization/78586
2464 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
2465 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
2466 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
2467 type is INTEGER_TYPE or POINTER_TYPE.
2469 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2472 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
2473 (vextuhrx): Likewise.
2474 (vextuwlx): Likewise.
2475 (vextuwrx): Likewise.
2477 2016-12-01 David Malcolm <dmalcolm@redhat.com>
2479 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
2480 early_dwarf_finished.
2482 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
2483 David S. Miller <davem@davemloft.net>
2485 * config/sparc/sparc.opt (mlra): New target option.
2486 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
2487 (sparc_lra_p): ...this. New function.
2488 (D_MODES, DF_MODES): Add missing cast.
2489 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
2490 provide these insns when flag_pic.
2491 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
2492 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
2493 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
2494 embmedany_textulo, embmedany_textlo): Likewise.
2495 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
2497 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
2501 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
2503 2016-12-01 Richard Biener <rguenther@suse.de>
2504 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2506 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
2507 memset if len-oldlen != 0.
2508 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
2510 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
2512 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
2514 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2516 * config/avr/avr.c: Fix coding rule glitches.
2518 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2520 PR tree-optimization/78598
2521 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
2524 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2526 PR rtl-optimization/78596
2527 * combine.c (simplify_comparison): Cast to unsigned to avoid
2528 left shifting of negative value.
2530 2016-12-01 Matthias Klose <doko@ubuntu.com>
2532 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
2534 2016-12-01 Richard Biener <rguenther@suse.de>
2536 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
2537 treat arrays with same type as objects that cannot overlap.
2539 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2541 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
2542 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
2543 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
2545 2016-12-01 Jakub Jelinek <jakub@redhat.com>
2548 * dwarf2out.c (loc_descr_plus_const): For negative offset use
2549 uint_loc_descriptor instead of int_loc_descriptor and perform negation
2550 in unsigned HOST_WIDE_INT type.
2551 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
2554 * config/rs6000/rs6000.c (rs6000_frame_related): Call
2555 set_used_flags (pat) before any simplifications. Clear used flag on
2556 PARALLEL copy. Don't guard add_reg_note call. Call
2557 copy_rtx_if_shared on pat before storing it into
2558 REG_FRAME_RELATED_EXPR.
2560 2016-12-01 Alan Modra <amodra@gmail.com>
2562 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
2563 look inside UNSPEC_VSX_XXSPLTW vec.
2565 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
2567 PR rtl-optimization/78607
2568 * combine.c (try_combine): Emit a barrier after a unconditional trap.
2570 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2573 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
2574 element is not a constant or in a register, force it to a
2578 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
2579 that will be set to a vector element to be in a register.
2580 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
2581 the wrong multiplier to convert the element number to a byte
2584 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
2586 PR tree-optimization/77856
2587 * lra-constraints.c (inherit_in_ebb): Check original regno for
2588 invalid invariant regs too. Set only clobbered hard regs for the
2589 invalid invariant regs.
2591 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2593 Commit files forgotten in r242966.
2595 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
2596 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
2597 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
2598 prefix check to find wrap-around value, instead use MCU flash size.
2599 For 8k flash devices, update link_pmem_wrap spec string to
2600 add --pmem-wrap-around=8k.
2601 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
2603 (LINK_SPEC): ...to here.
2605 2016-11-30 David Malcolm <dmalcolm@redhat.com>
2608 * selftest.c (selftest::assert_strndup_eq): New function.
2609 (selftest::test_strndup): New function.
2610 (selftest::test_libiberty): New function.
2611 (selftest::selftest_c_tests): Call test_libiberty.
2613 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2615 PR rtl-optimization/78610
2616 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
2619 2016-11-30 Bin Cheng <bin.cheng@arm.com>
2621 PR tree-optimization/78574
2622 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
2623 header PHI that doesn't define biv.
2625 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2627 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
2630 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
2631 sharing the SUBREG rtx between move and following insn.
2633 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
2634 for REG_EQUIV argument.
2636 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
2638 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
2640 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2643 * real.c (real_hash): Add cast to avoid left
2644 shifting of negative values.
2646 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2649 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
2650 from a subreg in operands[1] and don't call REGNO on a non-reg
2651 expression when deciding to force operands[2] into a reg.
2653 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2654 Andrew Burgess <andrew.burgess@embecosm.com>
2656 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
2657 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
2658 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
2659 * config/arc/arc700.md: Add define_bypass for store/load.
2661 2016-11-30 Martin Liska <mliska@suse.cz>
2663 * cgraph.c (symbol_table::initialize): Initialize
2664 ipa_clones_dump_file.
2665 (cgraph_node::remove): Report to ipa_clones_dump_file.
2666 * cgraph.h: Add new argument (suffix) to cloning methods.
2667 * cgraphclones.c (dump_callgraph_transformation): New function.
2668 (cgraph_node::create_clone): New argument.
2669 (cgraph_node::create_virtual_clone): Likewise.
2670 (cgraph_node::create_version_clone): Likewise.
2671 * dumpfile.c: Add .ipa-clones dump file.
2672 * dumpfile.h (enum tree_dump_index): Add TDI_clones
2673 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
2674 to dump_callgraph_transformation.
2676 2016-11-30 Martin Liska <mliska@suse.cz>
2679 * asan.c (asan_expand_mark_ifn): Properly
2680 select a VAR_DECL from FRAME.* component reference.
2682 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2684 PR rtl-optimization/78583
2685 * simplify-rtx.c (simplify_truncation): Add check missing from the
2688 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2690 PR rtl-optimization/78590
2691 * combine.c (change_zero_ext): Transform zero_extend of subregs only
2692 if the subreg_reg is a scalar integer mode.
2694 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2696 PR tree-optimization/78586
2697 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
2698 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
2699 Don't build_int_cst min/max twice. Formatting fix.
2701 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2703 PR rtl-optimization/78588
2704 * combine.c (if_then_else_cond): Also guard against BLKmode.
2705 * rtlanal.c (num_sign_bit_copies1): Add assert.
2707 2016-11-29 Jeff Law <law@redhat.com>
2709 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
2712 * lra-constraints.c (check_and_process_move): Constrain the
2713 range of DCLASS and SCLASS to avoid false positive out of bounds
2714 array index warning.
2716 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2718 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
2720 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2722 PR preprocessor/78569
2723 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2724 line directives were present.
2726 2016-11-30 Matthias Klose <doko@ubuntu.com>
2728 * doc/install.texi: Document configure options --enable-objc-gc
2729 and --with-target-bdw-gc.
2731 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
2734 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
2735 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
2736 residing in traditional altivec registers can be stored
2739 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
2742 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
2743 overhead loop start between a call and its CALL_ARG_LOCATION
2746 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
2748 * config/bfin/linux.h (CPP_SPEC): Define.
2750 2016-11-29 Martin Sebor <msebor@redhat.com>
2752 PR tree-optimization/78512
2753 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
2754 * config/rs6000/linux.h: Same.
2755 * config/rs6000/linux64.h: Same.
2756 * config/sol2.h: Same.
2757 * config/sol2.c (solaris_printf_pointer_format): Remove.
2758 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
2759 * doc/tm.texi: Regenerate.
2760 * gimple-ssa-sprintf.c (format_pointer): Rempove.
2761 (pass_sprintf_length::compute_format_length): Return bool.
2762 (pass_sprintf_length::handle_gimple_call): Adjust.
2763 * target.def (printf_pointer_format): Remove.
2764 * targhooks.c (default_printf_pointer_format): Remove.
2765 (linux_printf_pointer_format): Same.
2766 * targhooks.h (default_printf_pointer_format): Remove.
2767 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
2769 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
2771 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
2773 (SWI1248_AVX512BWDQ): Ditto.
2774 (SWI1248_AVX512BW): Ditto.
2775 (k<any_logic:code><mode>): Ditto.
2776 (kandn<mode>): Ditto.
2777 (kxnor<mode>): Ditto.
2778 (knot<mode>): Ditto.
2779 (*k<any_lshift:code><mode>): Ditto.
2780 (kortestzhi, kortestchi): Ditto.
2781 (kunpckhi, kunpcksi, kunpckdi): Ditto.
2783 2016-11-29 Andrew Pinski <apinski@cavium.com>
2785 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
2788 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
2791 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
2792 to stack before call mcount.
2793 (tilegx_can_use_return_insn_p): Clean up code.
2795 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2797 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
2799 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2805 * spellcheck.c (selftest::test_find_closest_string): Verify that
2806 we don't offer the goal string as a suggestion.
2807 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
2808 offer the goal string as a suggestion.
2811 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2813 * config/arc/arc.c (arc_override_options): Avoid selection of
2814 compact casesi for ARCv2.
2816 2016-11-29 Richard Biener <rguenther@suse.de>
2818 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
2819 PHIs after a regular stmt.
2820 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
2823 2016-11-29 Martin Liska <mliska@suse.cz>
2825 PR gcov-profile/78582
2826 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
2827 to prevent PHI argument clash.
2829 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2831 * config/arc/arc.opt (marclinux): Fix typo.
2832 (marclinux_prof): Likewise.
2834 2016-11-29 Jiong Wang <jiong.wang@arm.com>
2836 * target.def (stack_protect_runtime_enabled_p): New.
2837 * function.c (expand_function_end): Guard stack_protect_epilogue with
2838 targetm.stack_protect_runtime_enabled_p.
2839 * cfgexpand.c (pass_expand::execute): Likewise.
2840 * calls.c (expand_call): Likewise.
2841 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
2842 * doc/tm.texi: Regenerate.
2844 2016-11-29 Richard Biener <rguenther@suse.de>
2847 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
2849 2016-11-29 Janus Weil <janus@gcc.gnu.org>
2851 * doc/contrib.texi: Add a few missing gfortran contributors.
2853 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2855 * combine.c (change_zero_ext): Also handle extends from a subreg
2856 to a mode bigger than that of the operand of the subreg.
2858 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2861 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
2862 stack_restore_tie insn instead of stack_tie, for the SVR4 and
2864 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
2866 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2868 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
2869 head_components and tail_components.
2870 (spread_components): New algorithm.
2871 (emit_common_tails_for_components): Clear head_components and
2873 (insert_prologue_epilogue_for_components): Write extra output to the
2874 dump file for sibcalls and abnormal exits.
2876 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2878 PR rtl-optimization/78342
2879 * combine.c: Include "cfghooks.h".
2880 (try_combine): If we create an unconditional trap, break the basic
2881 block in two just after it, and remove the edge between; also, set
2882 the *new_direct_jump_p flag so that cleanup_cfg is run.
2884 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2886 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
2889 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2891 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
2892 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
2893 output template string.
2894 (*anddi_1): Use multi-line output template string.
2897 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2900 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
2901 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
2902 note has been removed.
2903 * postreload.c (reload_combine_recognize_pattern): If
2904 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
2906 2016-11-28 Martin Sebor <msebor@redhat.com>
2909 * gimple-ssa-sprintf.c (target_max_value): Remove.
2910 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
2911 (get_width_and_precision): New function.
2912 (format_integer, format_floating, get_string_length, format_string):
2913 Correct handling of width and precision with unknown value.
2914 (format_directive): Add warning.
2915 (pass_sprintf_length::compute_format_length): Allow for precision
2916 to consist of a sole period with no asterisk or digits after it.
2918 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2920 PR rtl-optimization/78546
2921 * simplify-rtx.c (neg_const_int): When negating most negative
2922 number in mode wider than HOST_BITS_PER_WIDE_INT, use
2923 simplify_const_unary_operation to produce CONST_DOUBLE or
2925 (simplify_plus_minus): Handle the case where neg_const_int
2926 doesn't return a CONST_INT.
2928 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2931 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
2932 left shifting of negative values.
2934 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2937 * tree-nested.c (convert_local_reference_stmt): After adding
2938 shared (FRAME.NN) clause to omp parallel, task or target,
2939 add it also to all outer omp parallel, task or target constructs.
2941 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2943 * config/i386/i386.md (UNSPEC_KMASKOP): New.
2944 (UNSPEC_KMOV): Remove.
2945 (kmovw): Expand to plain HImode move.
2946 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
2947 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
2948 Remove corresponding clobber-removing splitter.
2949 (*anddi_1): Remove mask register alternatives.
2953 (*<any_or:code><mode>_1): Ditto.
2954 (*<any_or:code>qi_1): Ditto.
2955 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
2956 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
2957 Remove corresponding splitter to operation with general registers.
2958 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
2959 (*andn<SWI12:mode>): New pattern.
2960 (*kxnor<mode>): Remove general register alternatives. Tag pattern
2961 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
2962 with general registers.
2963 (knot<mode>): New insn pattern.
2964 (*one_cmpl<mode>2_1): Remove mask register alternatives.
2965 (one_cmplqi2_1): Ditto.
2966 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
2967 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
2968 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
2969 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
2970 to generate kmaskop shift.
2971 (vec_unpacks_hi_<mode>): Ditto.
2972 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
2973 Use CODE_FOR_kandhi.
2974 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
2975 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
2976 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
2978 2016-11-28 Richard Biener <rguenther@suse.de>
2980 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
2981 to SSA names via extract_range_from_ssa_name if allowed.
2983 2016-11-28 Richard Biener <rguenther@suse.de>
2985 PR tree-optimization/78542
2986 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
2989 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
2991 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
2992 isolates a single bit, even if the condition involves subregs.
2994 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2996 * config/aarch64/aarch64-simd-builtins.def
2997 (BSL_P): Added di and v2di mode.
2998 * config/aarch64/arm_neon.h
2999 (vsriq_n_p64, vsri_n_p64): Added poly type.
3000 (vextq_p64, vext_p64): Likewise.
3001 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
3003 2016-11-28 Tamar Christina <tamar.christina@arm.com>
3005 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
3006 (TYPES_GETREGP): Likewise.
3007 (TYPES_SHIFTINSERTP): Likewise.
3008 (TYPES_COMBINEP): Likewise.
3009 (TYPES_STORE1P): Likewise.
3010 * config/aarch64/aarch64-simd-builtins.def
3011 (combine): Added poly generator.
3012 (get_dregoi): Likewise.
3013 (get_dregci): Likewise.
3014 (get_dregxi): Likewise.
3018 * config/aarch64/arm_neon.h
3019 (poly64x1x2_t, poly64x1x3_t): New.
3020 (poly64x1x4_t, poly64x2x2_t): Likewise.
3021 (poly64x2x3_t, poly64x2x4_t): Likewise.
3022 (poly64x1_t): Likewise.
3023 (vcreate_p64, vcombine_p64): Likewise.
3024 (vdup_n_p64, vdupq_n_p64): Likewise.
3025 (vld2_p64, vld2q_p64): Likewise.
3026 (vld3_p64, vld3q_p64): Likewise.
3027 (vld4_p64, vld4q_p64): Likewise.
3028 (vld2_dup_p64, vld3_dup_p64): Likewise.
3029 (vld4_dup_p64, vsli_n_p64): Likewise.
3030 (vsliq_n_p64, vst1_p64): Likewise.
3031 (vst1q_p64, vst2_p64): Likewise.
3032 (vst3_p64, vst4_p64): Likewise.
3033 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
3034 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
3035 (vget_lane_p64, vgetq_lane_p64): Likewise.
3036 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
3037 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
3038 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
3039 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
3040 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
3041 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
3042 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
3043 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
3044 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
3045 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
3046 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
3047 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
3048 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
3049 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
3050 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
3051 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
3052 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
3053 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
3054 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
3055 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
3056 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
3057 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
3058 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
3059 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
3060 (vset_lane_p64, vsetq_lane_p64): Likewise.
3061 (vget_low_p64, vget_high_p64): Likewise.
3062 (vcombine_p64, vst2_lane_p64): Likewise.
3063 (vst3_lane_p64, vst4_lane_p64): Likewise.
3064 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
3065 (vst4q_lane_p64, vget_lane_p64): Likewise.
3066 (vget_laneq_p64, vset_lane_p64): Likewise.
3067 (vset_laneq_p64, vcopy_lane_p64): Likewise.
3068 (vcopy_laneq_p64, vdup_n_p64): Likewise.
3069 (vdupq_n_p64, vdup_lane_p64): Likewise.
3070 (vdup_laneq_p64, vld1_p64): Likewise.
3071 (vld1q_p64, vld1_dup_p64): Likewise.
3072 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
3073 (vmov_n_p64, vmovq_n_p64): Likewise.
3074 (vst3q_p64, vst4q_p64): Likewise.
3075 (vld1_lane_p64, vld1q_lane_p64): Likewise.
3076 (vst1_lane_p64, vst1q_lane_p64): Likewise.
3077 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
3078 (vdupq_laneq_p64): Likewise.
3080 2016-11-28 Tamar Christina <tamar.christina@arm.com>
3082 * config/arm/arm_neon.h (vget_lane_p64): New.
3084 2016-11-28 Iain Sandoe <iain@codesourcery.com>
3087 * configure.ac (with_ld64): Use portable method to extract the
3088 major part of the version number.
3089 * configure: Regenerated.
3091 2016-11-28 Jakub Jelinek <jakub@redhat.com>
3093 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
3094 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
3095 intmax_t couldn't be determined.
3096 (format_integer): Make {,u}intmax_type_node no longer static,
3097 initialize them only when needed. For z and t use
3098 signed_or_unsigned_type_for instead of assuming size_t and
3099 ptrdiff_t have the same precision.
3102 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
3103 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
3104 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
3105 vector instead of traversing m_classes hash table. Release
3107 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
3109 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
3110 add it also to m_classes_vec vector.
3111 (sem_item_optimizer::remove_symtab_node,
3112 sem_item_optimizer::build_hash_based_classes,
3113 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
3114 (sem_item_optimizer::subdivide_classes_by_equality,
3115 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
3116 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
3117 instead of traversing m_classes hash table. Formatting fixes.
3118 (sem_item_optimizer::traverse_congruence_split,
3119 sem_item_optimizer::do_congruence_step_for_index,
3120 sem_item_optimizer::do_congruence_step): Formatting fixes.
3121 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
3122 vector instead of traversing m_classes hash table.
3123 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
3124 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
3125 instead of traversing m_classes hash table.
3127 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
3129 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
3130 X is not unused after.
3132 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
3134 PR rtl-optimization/78120
3135 * rtlanal.c (insn_rtx_cost): Revert previous change.
3137 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
3140 * config/avr/avr.md (SPLIT34): New mode iterator.
3141 (bitop): New code iterator.
3142 (*iorhi3.ashift8-*). New insn-and-split patterns.
3143 (*movhi): Post-reload split reg = 0.
3144 [!MOVW]: Post-reload split reg = reg.
3145 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
3146 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
3147 (iorhi3, iorpsi3, iorsi3): Same.
3148 (xorhi3, xorpsi3, xorsi3): Same.
3149 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
3150 costs to *iorhi3.ashift8-* patterns.
3152 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3153 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3156 * config.in: Regenerate
3157 * config/darwin-driver.c (darwin_driver_init): Emit a version string
3159 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
3160 * config/darwin.opt(asm_macosx_version_min): New.
3161 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
3162 * configure: Regenerate
3163 * configure.ac: Check for mmacosx-version-min handling.
3165 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3168 * config/i386/i386.c (ix86_code_end): Note that we emitted code
3169 where the function might otherwise appear empty for picbase thunks.
3170 (ix86_output_function_epilogue): If we find a zero-sized function
3171 assume that reaching it is UB and trap. If we find a trailing label
3173 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
3174 find a zero-sized function assume that reaching it is UB and trap.
3175 If we find a trailing label, append a nop.
3177 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3180 * config/darwin-sections.def (picbase_thunk_section): New.
3181 * config/darwin.c (darwin_init_sections): Set up picbase thunk
3182 section. (darwin_rodata_section, darwin_objc2_section,
3183 machopic_select_section, darwin_asm_declare_constant_name,
3184 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
3185 coalesced with newer linkers.
3186 (darwin_override_options): Decide on usage of coalesed sections
3187 on the basis of the target linker version.
3188 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
3189 * config/darwin.opt (mtarget-linker): New.
3190 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
3191 a coalesced section, instead use a thunks section.
3193 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3196 * configure.ac (with-ld64): New var, set for Darwin, set on
3197 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
3198 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
3199 * config/darwin10.h(DEF_LD64): Update for this target version.
3200 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
3201 (DEF_LD64): Update for this target version.
3202 * configure: Regenerated.
3203 * config.in: Regenerated.
3205 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3208 * config/darwin.c (imachopic_indirection_name): Make data
3209 section indirections linker-visible.
3210 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
3211 constant labels linker-visible.
3213 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3215 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
3216 (free_lang_data): Remove assignment to ptrdiff_type_node.
3218 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3220 PR rtl-optimization/78526
3221 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
3222 beyond val's precision.
3224 PR rtl-optimization/78527
3225 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
3226 out of bounds shift count.
3228 2016-11-25 Martin Liska <mliska@suse.cz>
3231 * doc/invoke.texi (-fprofile-use): Fix reference to a section
3232 where -fprofile-generate is documented.
3234 2016-11-25 Martin Liska <mliska@suse.cz>
3236 PR gcov-profile/78086
3237 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
3238 not supported by a target. Set priority to 100 if possible.
3239 (build_gcov_exit_decl): Likewise.
3241 2016-11-25 Richard Biener <rguenther@suse.de>
3244 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
3245 unary, binary and single RHSs.
3246 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
3248 2016-11-25 Bin Cheng <bin.cheng@arm.com>
3253 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
3254 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
3255 and set it to result code if transformation is valid. Use code EQ
3256 directly in last simplification case.
3258 2016-11-25 Richard Biener <rguenther@suse.de>
3260 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
3261 before valueizing return stmts.
3263 2016-11-24 Richard Biener <rguenther@suse.de>
3265 PR tree-optimization/78343
3266 * passes.def: Add CD-DCE pass after loop splitting.
3267 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
3268 SCEV init/finalize ...
3269 (perform_tree_ssa_dce): ... here. Deal with being
3270 executed inside the loop pipeline in aggressive mode.
3272 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3274 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
3276 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3278 PR tree-optimization/77673
3279 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
3280 (init_symbolic_number): Initialize src field from src parameter.
3281 (perform_symbolic_merge): Select most dominated statement as the
3282 source statement. Set src field of resulting n structure from the
3283 input src with the lowest address.
3284 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
3285 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
3286 of load from src field rather than insertion statement. Cancel
3287 optimization if statement analyzed is not dominated by the insertion
3289 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
3290 dominance information.
3292 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
3295 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3297 2016-11-25 Martin Jambor <mjambor@suse.cz>
3299 PR tree-optimization/70965
3300 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
3302 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
3305 * config/i386/i386.c (i386_excess_precision): Do not return
3306 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3307 EXCESS_PRECISION_TYPE_STANDARD.
3308 * target.def (excess_precision): Document that targets should
3309 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3310 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
3311 Fix typo in first sentence.
3312 * doc/tm.texi: Regenerate.
3314 2016-11-25 Richard Biener <rguenther@suse.de>
3316 PR tree-optimization/78396
3317 * tree-vectorizer.c (vectorize_loops): When the if-converted
3318 body contains masked loads or stores do not attempt to
3319 basic-block-vectorize it.
3321 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3322 Alan Hayward <alan.hayward@arm.com>
3323 David Sherwood <david.sherwood@arm.com>
3325 * function.h (spill_slot_alignment): Declare.
3326 * function.c (spill_slot_alignment): New function.
3327 * lra-spills.c (slot): Add align and size fields.
3328 (assign_mem_slot): Use them in the call to assign_stack_local.
3329 (add_pseudo_to_slot): Update the fields.
3330 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
3332 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3333 Alan Hayward <alan.hayward@arm.com>
3334 David Sherwood <david.sherwood@arm.com>
3336 * stor-layout.c (layout_type): Allow the caller to set the mode of
3337 a float type. Only choose one here if the mode is still VOIDmode.
3338 * tree.c (build_common_tree_nodes): Set the type mode of decimal
3339 floats before calling layout_type.
3340 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
3342 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3344 * tree-tailcall.c (find_tail_calls): Allow calls to reference
3345 local variables if all references are known to be direct.
3347 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3348 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3351 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
3352 non null and it's precision matches precision of lhs's type.
3354 2016-11-24 Martin Sebor <msebor@redhat.com>
3356 PR tree-optimization/78476
3357 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
3359 (handle_gimple_call): Adjust signature.
3360 (try_substitute_return_value): Remove calls to bounded functions
3361 with zero buffer size whose result is known.
3362 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
3364 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3366 * varasm.c (assemble_start_function): Wrap align_log definition in
3367 ASM_OUTPUT_MAX_SKIP_ALIGN.
3369 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
3371 * config/i386/i386.md (wide AND insn to QImode splitter): Use
3372 explicit mode macros.
3373 (wide OR insn to QImode splitter): Ditto.
3375 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
3377 PR rtl-optimization/77541
3378 * lra-constraints.c (struct input_reload): Add field match_p.
3379 (get_reload_reg): Check modes of input reloads to generate unique
3380 value reload pseudo.
3381 (match_reload): Add input reload pseudo for the current insn.
3383 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3385 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
3386 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
3387 architecture levels.
3388 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
3389 the aarch64_fp16_type_node, not all HFmode types.
3390 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
3391 (aarch64_scalar_mode_supported_p): Likewise.
3392 (aarch64_excess_precision): New.
3393 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
3394 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
3395 (TARGET_C_EXCESS_PRECISION): Likewise.
3397 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3399 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
3400 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3402 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3404 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
3405 (<optab>dihf2): Likewise.
3406 (aarch64_fp16_<optab><mode>hf2): New.
3408 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
3411 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
3413 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3415 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
3416 Enable REE at -O2 and higher.
3417 * config/sparc/sparc.c (sparc_option_override): Disable it by default
3420 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3424 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
3425 (new_temp_expr_table): Initialise reg_vars_cnt.
3426 (free_temp_expr_table): Release reg_vars_cnt.
3427 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
3429 (find_replaceable_in_bb): Use the above to record register variable
3430 write occurrences and cancel replacement across them.
3432 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3434 PR rtl-optimization/78437
3435 * ree.c (get_uses): New function.
3436 (combine_reaching_defs): When a copy is needed, return false if any
3437 reaching use of the source register reads it in a mode larger than
3438 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
3440 2016-11-24 Martin Liska <mliska@suse.cz>
3442 * gimple-pretty-print.c (dump_edge_probability): New function.
3443 (dump_gimple_switch): Dump label edge probabilities.
3444 (dump_gimple_cond): Likewise.
3445 (dump_gimple_label): Dump
3446 (dump_gimple_bb_header): Dump basic block frequency.
3447 (pp_cfg_jump): Replace e->dest argument with e.
3448 (dump_implicit_edges): Likewise.
3449 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
3450 Use gimple_bb (at) instead of at->bb.
3452 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
3454 * common.opt (flimit-function-alignment): New.
3455 * doc/invoke.texi (-flimit-function-alignment): Document.
3456 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
3457 * final.c (shorten_branches): Set it.
3458 * varasm.c (assemble_start_function): Limit alignment if
3461 2016-11-24 Richard Biener <rguenther@suse.de>
3463 PR tree-optimization/71595
3464 * cfgloopmanip.h (remove_path): Add irred_invalidated and
3465 loop_closed_ssa_invalidated parameters, defaulted to NULL.
3466 * cfgloopmanip.c (remove_path): Likewise, pass them along to
3467 called functions. Only fix irred flags if the caller didn't
3469 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
3470 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
3473 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
3475 PR rtl-optimization/78120
3476 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
3477 cases, and additionally test against max_seq_cost for speed
3479 (noce_process_if_block): Compute an estimate for the original cost when
3480 optimizing for speed, using the minimum of then and else block costs.
3482 PR rtl-optimization/78120
3483 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
3485 PR rtl-optimization/78120
3486 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
3488 2016-11-24 Bin Cheng <bin.cheng@arm.com>
3490 * match.pd: Refine type conversion in result expr for below pattern:
3491 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
3493 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3496 * tree.h (wi::fits_to_boolean_p): New predicate.
3497 (wi::fits_to_tree_p): Use it for boolean types.
3498 * tree.c (int_fits_type_p): Likewise.
3500 2016-11-24 Martin Liska <mliska@suse.cz>
3502 * print-tree.c (struct bucket): Remove.
3503 (print_node): Add new argument which drives whether a tree node
3504 is printed briefly or not.
3505 (debug_tree): Replace a custom hash table with hash_set<T>.
3506 * print-tree.h (print_node): Add the argument.
3508 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
3510 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
3512 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
3515 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
3516 if it is at least NREGS wide.
3518 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3520 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
3521 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
3522 TFmode, IFmode and KFmode.
3524 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3526 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
3529 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3531 * combine.c (change_zero_ext): Only change the mode of a hard register
3532 destination if can_change_dest_mode holds for that.
3534 2016-11-23 Jeff Law <law@redhat.com>
3536 * varasm.c (assemble_name): Increase buffer size for name.
3538 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
3540 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
3542 * doc/extend.texi: Constify first argument to __builtin_object_size.
3544 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
3546 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
3547 to be used. Add brackets around macro argument.
3549 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3551 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
3553 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3556 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
3557 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
3559 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3562 * omp-low.c (build_outer_var_ref): Change lastprivate argument
3563 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
3564 on worksharing constructs, treat it like clauses on simd construct.
3566 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
3567 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
3568 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
3569 of true as last argument to build_outer_var_ref.
3571 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3573 * config/i386/i386.md (*movqi_internal): Calculate mode
3574 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
3575 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
3576 (*k<logic><mode>): Calculate mode attribute depending on
3577 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
3578 (*andqi_1): Calculate mode attribute of alternative 3 depending
3579 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
3580 (kandn<mode>): Calculate mode attribute of alternative 2 depending
3581 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
3582 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
3583 iterator. Calculate mode attribute of alternative 1 depending
3584 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
3585 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
3586 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
3588 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3591 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
3592 * tree-vrp.c (extract_range_basic): Handle case for
3593 CFN_BUILT_IN_STRLEN.
3595 2016-11-23 Jeff Law <law@redhat.com>
3597 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
3599 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
3600 in boolean context warning.
3602 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
3604 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3607 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
3608 (arm_fp16_type_node): ...This, make visibile.
3609 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
3611 (arm_init_simd_builtin_types): Likewise.
3612 (arm_init_fp16_builtins): Likewise.
3613 * config/arm/arm.c (arm_excess_precision): New.
3614 (arm_floatn_mode): Likewise.
3615 (TARGET_C_EXCESS_PRECISION): Likewise.
3616 (TARGET_FLOATN_MODE): Likewise.
3617 (arm_promoted_type): Only promote arm_fp16_type_node.
3618 * config/arm/arm.h (arm_fp16_type_node): Declare.
3620 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3622 * config/arm/arm.c (arm_convert_to_type): Delete.
3623 (TARGET_CONVERT_TO_TYPE): Delete.
3624 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
3625 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
3626 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
3627 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
3628 are in fast math mode, and have no single step hardware instruction.
3629 (extendhfdf2): Only expand through SFmode if we don't have a
3630 single-step hardware instruction.
3631 * config/arm/vfp.md (*truncdfhf2): New.
3632 (extendhfdf2): Likewise.
3634 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3636 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
3639 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3641 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
3642 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
3643 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
3644 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
3645 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
3646 * doc/tm.texi: Regenerate.
3647 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
3649 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3651 * toplev.c (init_excess_precision): Delete most logic.
3652 * tree.c (excess_precision_type): Rewrite to use
3653 TARGET_EXCESS_PRECISION.
3654 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
3655 more generic fashion.
3656 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
3657 __STDC_WANT_IEC_60559_TYPES_EXT__.
3659 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3661 * common.opt (fpermitted-flt-eval-methods): New.
3662 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
3663 * flag_types.h (permitted_flt_eval_methods): New.
3665 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3667 * config/m68k/m68k.c (m68k_excess_precision): New.
3668 (TARGET_C_EXCESS_PRECISION): Define.
3670 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3672 * config/s390/s390.c (s390_excess_precision): New.
3673 (TARGET_C_EXCESS_PRECISION): Define.
3675 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3677 * config/i386/i386.c (ix86_excess_precision): New.
3678 (TARGET_C_EXCESS_PRECISION): Define.
3680 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3682 * target.def (excess_precision): New hook.
3683 * target.h (flt_eval_method): New.
3684 (excess_precision_type): Likewise.
3685 * targhooks.c (default_excess_precision): New.
3686 * targhooks.h (default_excess_precision): New.
3687 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
3688 * doc/tm.texi: Regenerate.
3690 2016-11-23 Martin Sebor <msebor@redhat.com>
3693 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
3694 set the minimum number of bytes for an unknown string to zero.
3696 2016-11-23 Martin Jambor <mjambor@suse.cz>
3697 Martin Liska <mliska@suse.cz>
3699 * hsa-builtins.def: New file.
3700 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
3701 * builtins.def: Include hsa-builtins.def.
3702 (DEF_HSA_BUILTIN): New macro.
3703 * dumpfile.h (OPTGROUP_OPENMP): Define.
3704 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
3705 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
3706 GF_OMP_FOR_GRID_GROUP_ITER.
3707 (gimple_omp_for_grid_phony): Added checking assert.
3708 (gimple_omp_for_set_grid_phony): Likewise.
3709 (gimple_omp_for_grid_intra_group): New function.
3710 (gimple_omp_for_set_grid_intra_group): Likewise.
3711 (gimple_omp_for_grid_group_iter): Likewise.
3712 (gimple_omp_for_set_grid_group_iter): Likewise.
3713 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
3714 previosuly only distribute loop was permitted.
3715 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
3716 (grid_get_kernel_launch_attributes): Support multiple HSA grid
3718 (grid_expand_omp_for_loop): Likewise and also support standalone
3719 distribute constructs. New parameter INTRA_GROUP, updated both users.
3720 (grid_expand_target_grid_body): Support standalone distribute
3722 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
3723 (pass_data_expand_omp_ssa): Likewise.
3724 (pass_data_omp_device_lower): Likewsie.
3725 (pass_data_lower_omp): Likewise.
3726 (pass_data_diagnose_omp_blocks): Likewise.
3727 (pass_data_oacc_device_lower): Likewise.
3728 (pass_data_omp_target_link): Likewise.
3729 (grid_lastprivate_predicate): New function.
3730 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
3732 (lower_omp_for): Support standalone distribute constructs.
3733 (grid_prop): New type.
3734 (grid_safe_assignment_p): Check for assignments to group_sizes, new
3736 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
3738 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
3739 optimization info messages.
3740 (grid_find_single_omp_among_assignments): Likewise.
3741 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
3742 (grid_parallel_clauses_gridifiable): New function.
3743 (grid_inner_loop_gridifiable_p): Likewise.
3744 (grid_dist_follows_simple_pattern): Likewise.
3745 (grid_gfor_follows_tiling_pattern): Likewise.
3746 (grid_call_permissible_in_distribute_p): Likewise.
3747 (grid_handle_call_in_distribute): Likewise.
3748 (grid_dist_follows_tiling_pattern): Likewise.
3749 (grid_target_follows_gridifiable_pattern): Support standalone
3750 distribute constructs.
3751 (grid_var_segment): New enum.
3752 (grid_mark_variable_segment): New function.
3753 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
3754 if a new argument says so.
3755 (grid_process_grid_body): New function.
3756 (grid_eliminate_combined_simd_part): Likewise.
3757 (grid_mark_tiling_loops): Likewise.
3758 (grid_mark_tiling_parallels_and_loops): Likewise.
3759 (grid_process_kernel_body_copy): Support standalone distribute
3761 (grid_attempt_target_gridification): New grid variable holding overall
3762 gridification state. Support standalone distribute constructs and
3764 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
3765 * hsa.h (hsa_bb): Add method method append_phi.
3766 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
3767 occurences in all files too.
3768 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
3769 (is_a_helper <hsa_insn_br *>::test): New function.
3770 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
3771 branch instructions.
3772 (hsa_insn_signal): Make a direct descendant of
3773 hsa_insn_basic. Add memorder constructor parameter and
3774 m_memory_order and m_signalop member variables.
3775 (hsa_insn_queue): Changed constructor parameters to common form.
3776 Added m_segment and m_memory_order member variables.
3777 (hsa_summary_t): Add private member function
3778 process_gpu_implementation_attributes.
3779 (hsa_function_summary): Rename m_binded_function to
3781 (hsa_insn_basic_p): Remove typedef.
3782 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
3783 (hsa_op_reg_p): Remove typedef.
3784 (hsa_function_representation): Change hsa_op_reg_p into plain
3786 (hsa_insn_phi): Removed new and delete operators.
3787 (hsa_insn_br): Likewise.
3788 (hsa_insn_cbr): Likewise.
3789 (hsa_insn_sbr): Likewise.
3790 (hsa_insn_cmp): Likewise.
3791 (hsa_insn_mem): Likewise.
3792 (hsa_insn_atomic): Likewise.
3793 (hsa_insn_signal): Likewise.
3794 (hsa_insn_seg): Likewise.
3795 (hsa_insn_call): Likewise.
3796 (hsa_insn_arg_block): Likewise.
3797 (hsa_insn_comment): Likewise.
3798 (hsa_insn_srctype): Likewise.
3799 (hsa_insn_packed): Likewise.
3800 (hsa_insn_cvt): Likewise.
3801 (hsa_insn_alloca): Likewise.
3802 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
3803 (process_gpu_implementation_attributes): New function.
3804 (link_functions): Move some functionality into it. Adjust after
3805 renaming m_binded_functions to m_bound_functions.
3806 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
3807 to the list of instructions with no output registers.
3808 (get_in_type): Return this if it is a register of
3810 (hsa_get_declaration_name): Moved to...
3811 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
3812 temporary string on an obstack instead from ggc.
3813 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
3814 down to two overloads.
3815 (hsa_allocp_operand_address): Removed.
3816 (hsa_allocp_operand_immed): Likewise.
3817 (hsa_allocp_operand_reg): Likewise.
3818 (hsa_allocp_operand_code_list): Likewise.
3819 (hsa_allocp_operand_operand_list): Likewise.
3820 (hsa_allocp_inst_basic): Likewise.
3821 (hsa_allocp_inst_phi): Likewise.
3822 (hsa_allocp_inst_mem): Likewise.
3823 (hsa_allocp_inst_atomic): Likewise.
3824 (hsa_allocp_inst_signal): Likewise.
3825 (hsa_allocp_inst_seg): Likewise.
3826 (hsa_allocp_inst_cmp): Likewise.
3827 (hsa_allocp_inst_br): Likewise.
3828 (hsa_allocp_inst_sbr): Likewise.
3829 (hsa_allocp_inst_call): Likewise.
3830 (hsa_allocp_inst_arg_block): Likewise.
3831 (hsa_allocp_inst_comment): Likewise.
3832 (hsa_allocp_inst_queue): Likewise.
3833 (hsa_allocp_inst_srctype): Likewise.
3834 (hsa_allocp_inst_packed): Likewise.
3835 (hsa_allocp_inst_cvt): Likewise.
3836 (hsa_allocp_inst_alloca): Likewise.
3837 (hsa_allocp_bb): Likewise.
3839 (hsa_init_data_for_cfun): Initialize obstack.
3840 (hsa_deinit_data_for_cfun): Release memory of the obstack.
3841 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
3842 (hsa_op_reg::operator new): Likewise.
3843 (hsa_op_address::operator new): Likewise.
3844 (hsa_op_code_list::operator new): Likewise.
3845 (hsa_op_operand_list::operator new): Likewise.
3846 (hsa_insn_basic::operator new): Likewise.
3847 (hsa_insn_phi::operator new): Likewise.
3848 (hsa_insn_br::operator new): Likewise.
3849 (hsa_insn_sbr::operator new): Likewise.
3850 (hsa_insn_cmp::operator new): Likewise.
3851 (hsa_insn_mem::operator new): Likewise.
3852 (hsa_insn_atomic::operator new): Likewise.
3853 (hsa_insn_signal::operator new): Likewise.
3854 (hsa_insn_seg::operator new): Likewise.
3855 (hsa_insn_call::operator new): Likewise.
3856 (hsa_insn_arg_block::operator new): Likewise.
3857 (hsa_insn_comment::operator new): Likewise.
3858 (hsa_insn_srctype::operator new): Likewise.
3859 (hsa_insn_packed::operator new): Likewise.
3860 (hsa_insn_cvt::operator new): Likewise.
3861 (hsa_insn_alloca::operator new): Likewise.
3862 (hsa_init_new_bb): Likewise.
3863 (hsa_bb::append_phi): New function.
3864 (gen_hsa_phi_from_gimple_phi): Use it.
3865 (get_symbol_for_decl): Fix dinstinguishing between
3866 global and local functions. Put local variables into a segment
3867 according to their attribute or static flag, if there is one.
3868 (hsa_insn_br::hsa_insn_br): New.
3869 (hsa_insn_br::operator new): Likewise.
3870 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
3871 (query_hsa_grid_nodim): New function.
3872 (multiply_grid_dim_characteristics): Likewise.
3873 (gen_get_num_threads): Likewise.
3874 (gen_get_num_teams): Reimplemented.
3875 (gen_get_team_num): Likewise.
3876 (gen_hsa_insns_for_known_library_call): Updated calls to the above
3878 (get_memory_order_name): Removed.
3879 (get_memory_order): Likewise.
3880 (hsa_memorder_from_tree): New function.
3881 (gen_hsa_ternary_atomic_for_builtin): Renamed to
3882 gen_hsa_atomic_for_builtin, can also create signals.
3883 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
3884 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
3885 (hsa_insn_atomic): Fix function comment.
3886 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
3887 ancestor constructor and initialization of new member variables.
3888 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
3890 (hsa_get_host_function): Handle functions with no bound CPU
3891 implementation. Fix binded to bound.
3892 (get_brig_function_name): Likewise.
3893 (HSA_SORRY_ATV): Remove semicolon after macro.
3894 (HSA_SORRY_AT): Likewise.
3895 (omp_simple_builtin::generate): Add missing semicolons.
3896 (hsa_insn_phi::operator new): Removed.
3897 (hsa_insn_br::operator new): Likewise.
3898 (hsa_insn_cbr::operator new): Likewise.
3899 (hsa_insn_sbr::operator new): Likewise.
3900 (hsa_insn_cmp::operator new): Likewise.
3901 (hsa_insn_mem::operator new): Likewise.
3902 (hsa_insn_atomic::operator new): Likewise.
3903 (hsa_insn_signal::operator new): Likewise.
3904 (hsa_insn_seg::operator new): Likewise.
3905 (hsa_insn_call::operator new): Likewise.
3906 (hsa_insn_arg_block::operator new): Likewise.
3907 (hsa_insn_comment::operator new): Likewise.
3908 (hsa_insn_srctype::operator new): Likewise.
3909 (hsa_insn_packed::operator new): Likewise.
3910 (hsa_insn_cvt::operator new): Likewise.
3911 (hsa_insn_alloca::operator new): Likewise.
3912 (get_symbol_for_decl): Accept CONST_DECLs, put them to
3914 (gen_hsa_addr): Also process CONST_DECLs.
3915 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
3917 (gen_hsa_unary_operation): Make sure the function does
3918 not use bittype source type for firstbit and lastbit operations.
3919 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
3921 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
3923 (emit_branch_insn): Renamed to emit_cond_branch_insn.
3924 Emit the width stored in the class.
3925 (emit_generic_branch_insn): New function.
3926 (emit_insn): Call emit_generic_branch_insn.
3927 (emit_signal_insn): Remove obsolete comment. Update
3928 member variable name, pick a type according to profile.
3929 (emit_alloca_insn): Remove obsolete comment.
3930 (emit_atomic_insn): Likewise.
3931 (emit_queue_insn): Get segment and memory order from the IR object.
3932 (hsa_brig_section): Make allocate_new_chunk, chunks
3933 and cur_chunk provate, add a default NULL parameter to add method.
3934 (hsa_brig_section::add): Added a new parameter, store pointer to
3935 output data there if it is non-NULL.
3936 (emit_function_directives): Use this new parameter instead of
3937 calculating the pointer itself, fix function comment.
3938 (hsa_brig_emit_function): Add forgotten endian conversion.
3939 (hsa_output_kernels): Remove unnecessary building of
3940 kernel_dependencies_vector_type.
3941 (emit_immediate_operand): Declare.
3942 (emit_directive_variable): Also emit initializers of CONST_DECLs.
3943 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
3944 (verify_function_arguments): Properly detect variadic
3946 * hsa-dump.c (hsa_width_specifier_name): New function.
3947 (dump_hsa_insn_1): Dump generic branch instructions, update signal
3948 member variable name. Special dumping for queue objects.
3949 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
3950 m_binded_functions to m_bound_functions. Copy externally visible flag
3952 (ipa_hsa_write_summary): Likewise.
3953 (ipa_hsa_read_section): Likewise.
3955 2016-11-23 Richard Biener <rguenther@suse.de>
3957 PR tree-optimization/78396
3958 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
3959 vectorize try vectorizing an if-converted body using BB vectorization.
3961 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3962 Alan Hayward <alan.hayward@arm.com>
3963 David Sherwood <david.sherwood@arm.com>
3965 * rtlanal.c (subreg_get_info): Use more local variables.
3966 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
3967 occupies at least one register. Assume that full hard registers
3968 have consistent endianness. Share previously-duplicated if block.
3969 Rework the main handling so that it operates on independently-
3970 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
3971 to check lowpart offsets, without trying to find an equivalent
3972 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
3973 as a final register-endianness correction.
3975 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3981 * combine.c (make_compound_operation_int): Do not convert a subreg of
3982 a non-constant logical shift right to a zero_extract. Handle the case
3983 where some zero bits have been shifted into the range covered by that
3986 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3987 Alan Hayward <alan.hayward@arm.com>
3988 David Sherwood <david.sherwood@arm.com>
3990 * rtl.h (subreg_size_offset_from_lsb): Declare.
3991 (subreg_offset_from_lsb): New function.
3992 (subreg_size_lowpart_offset): Declare.
3993 (subreg_lowpart_offset): Turn into an inline function.
3994 (subreg_size_highpart_offset): Declare.
3995 (subreg_highpart_offset): Turn into an inline function.
3996 * emit-rtl.c (subreg_size_lowpart_offset): New function.
3997 (subreg_size_highpart_offset): Likewise
3998 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
4000 2016-11-23 Richard Biener <rguenther@suse.de>
4002 PR tree-optimization/78482
4003 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
4004 (remove_forwarder_block_with_phi): When merging with a loop
4005 header creates a new latch reset number of iteration information
4008 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
4010 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
4011 (*ashrsi3_extend0): ...this. Accept constant integers.
4012 (*ashrsi3_extend2): Rename to...
4013 (*ashrsi3_extend1): ...this.
4014 (*ashrsi3_extend2): New pattern.
4015 (*lshrsi3_extend1): Accept constant integers.
4016 (*lshrsi3_extend2): Fix condition on operand 2.
4018 2016-11-23 Martin Liska <mliska@suse.cz>
4020 * config/i386/i386.c: Initialize function pointer to NULL.
4022 2016-11-23 Bin Cheng <bin.cheng@arm.com>
4024 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
4025 for A == C1 ? A : C2 to below.
4026 * match.pd: Move from above to here:
4027 (cond (eq (convert1? x) c1) (convert2? x) c2)
4028 -> (cond (eq x c1) c1 c2).
4030 2016-11-23 Bin Cheng <bin.cheng@arm.com>
4032 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
4033 for A cmp C1 ? A : C2 to below, also simplify remaining code.
4034 * match.pd: Move and extend simplification from above to here:
4035 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
4036 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
4037 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
4039 2016-11-23 Martin Liska <mliska@suse.cz>
4040 Martin Jambor <mjambor@suse.cz>
4042 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
4044 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
4047 * opts.c (finish_options): Set -fsyntax-only if running self tests.
4049 2016-11-23 Richard Biener <rguenther@suse.de>
4052 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
4053 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
4055 2016-11-23 Richard Biener <rguenther@suse.de>
4058 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
4061 2016-11-23 Richard Biener <rguenther@suse.de>
4062 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
4064 PR tree-optimization/78154
4065 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
4066 returns it's argument and the argument is nonnull.
4067 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
4068 ATT_RETNONNULL_NOTHROW_LEAF.
4069 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
4070 ATTR_RETNONNULL_NOTHROW_LEAF.
4071 (BUILT_IN_STPCPY): Likewise.
4072 (BUILT_IN_STPNCPY): Likewise.
4073 (BUILT_IN_MEMPCPY_CHK): Likewise.
4074 (BUILT_IN_STPCPY_CHK): Likewise.
4075 (BUILT_IN_STPNCPY_CHK): Likewise.
4076 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
4077 (BUILT_IN_STRNCAT): Likewise.
4078 (BUILT_IN_STRNCPY): Likewise.
4079 (BUILT_IN_MEMSET_CHK): Likewise.
4080 (BUILT_IN_STRCAT_CHK): Likewise.
4081 (BUILT_IN_STRCPY_CHK): Likewise.
4082 (BUILT_IN_STRNCAT_CHK): Likewise.
4083 (BUILT_IN_STRNCPY_CHK): Likewise.
4085 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
4087 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
4088 * fold-const.h (tree_expr_nonzero_p) : Declare.
4089 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
4091 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
4093 * system.h (HAVE_DESIGNATED_INITIALIZERS,
4094 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
4095 "defined" in macros.
4096 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
4097 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
4098 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
4100 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
4103 * config/avr/constraints.md (Csp): Widen range to [-11..6].
4104 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
4105 of RCALLs in prologue to 3.
4107 2016-11-22 Michael Collison <michael.collison@arm.com>
4109 * config/aarch64/aarch64-protos.h
4110 (aarch64_and_split_imm1, aarch64_and_split_imm2)
4111 (aarch64_and_bitmask_imm): New prototypes
4112 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
4113 New overloaded function to create bit mask covering the
4114 lowest to highest bits set.
4115 (aarch64_and_split_imm2): New overloaded functions to create bit
4116 mask of zeros between first and last bit set.
4117 (aarch64_and_bitmask_imm): New function to determine if a integer
4118 is a valid two instruction "and" operation.
4119 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
4120 allowing wider range of constants with "and" operations.
4121 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
4122 "and" operator from matching restricted constant range used for
4123 ior and xor operators.
4124 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
4125 for constants in "and" operantions.
4126 (UsP constraint): New DImode constraint for constants
4127 in "and" operations.
4128 * config/aarch64/iterators.md (lconst2): New mode iterator.
4129 (LOGICAL2): New code iterator.
4130 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
4132 (aarch64_logical_and_operand): New predicate allowing extended
4133 constants for "and" operations.
4135 2016-11-22 Walter Lee <walt@tilera.com>
4137 * config/tilegx/tilegx.md (trap): New pattern.
4138 * config/tilepro/tilepro.md (trap): Likewise.
4140 2016-11-22 Walter Lee <walt@tilera.com>
4142 * config/tilegx/tilegx.md (*zero_extract): Use
4143 define_insn_and_split instead of define_insn; Handle pos + size >
4145 (*sign_extract): Likewise.
4147 2016-11-22 Marek Polacek <polacek@redhat.com>
4149 PR tree-optimization/78455
4150 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
4152 2016-11-22 Ian Lance Taylor <iant@golang.org>
4156 * godump.c (go_format_type): Always pass alignment as 1 when
4157 calling go_append_padding at end of struct/union.
4159 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4162 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
4163 _mm512_setzero_hi): Removed.
4164 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
4165 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
4166 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
4167 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
4168 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
4169 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
4170 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
4171 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
4172 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
4173 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
4174 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
4175 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
4176 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
4177 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
4178 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
4179 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
4180 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
4181 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
4182 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
4183 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
4184 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
4185 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
4186 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
4187 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
4188 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
4189 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
4190 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
4191 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
4192 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
4193 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
4194 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
4195 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
4196 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
4197 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
4198 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
4199 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
4200 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4201 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4202 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4203 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
4204 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
4205 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
4206 _mm512_setzero_qi or _mm512_setzero_hi.
4207 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
4208 _mm512_maskz_dbsad_epu8): Formatting fixes.
4209 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
4210 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4211 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4212 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4213 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
4214 _mm512_setzero_qi or _mm512_setzero_hi.
4216 2016-11-22 Nathan Sidwell <nathan@acm.org>
4218 * gcc-ar.c (main): Fix indentation.
4219 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
4220 * ggc-page.c (move_ptes_to_front): Fix formatting.
4221 * hsa-dump.c (dump_has_cfun): Fix indentation.
4222 * sel-sched-ir.h: Remove trailing blank lines.
4224 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4225 Alexander Monakov <amonakov@ispras.ru>
4227 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
4228 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
4229 (omp_clause_code_name): Add _simt_ name.
4230 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
4231 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
4232 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
4233 (scan_omp_simd): New function.
4234 (scan_omp_1_stmt): Use it in target regions if needed.
4235 (omp_max_vf): Don't max with omp_max_simt_vf.
4236 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
4237 OMP_CLAUSE__SIMT_ is present.
4238 (lower_rec_input_clauses): Compute maybe_simt from presence of
4240 (lower_lastprivate_clauses): Likewise.
4241 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
4242 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
4243 * internal-fn.def (GOMP_USE_SIMT): New internal function.
4244 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
4246 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
4248 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
4249 (expand_GOMP_SIMT_VF): New.
4250 (expand_GOMP_SIMT_LAST_LANE): New.
4251 (expand_GOMP_SIMT_ORDERED_PRED): New.
4252 (expand_GOMP_SIMT_VOTE_ANY): New.
4253 (expand_GOMP_SIMT_XCHG_BFLY): New.
4254 (expand_GOMP_SIMT_XCHG_IDX): New.
4255 * internal-fn.def (GOMP_SIMT_LANE): New.
4256 (GOMP_SIMT_VF): New.
4257 (GOMP_SIMT_LAST_LANE): New.
4258 (GOMP_SIMT_ORDERED_PRED): New.
4259 (GOMP_SIMT_VOTE_ANY): New.
4260 (GOMP_SIMT_XCHG_BFLY): New.
4261 (GOMP_SIMT_XCHG_IDX): New.
4262 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
4263 (create_omp_child_function): ...here. Set "omp target entrypoint"
4264 or "omp declare target" attribute based on is_gimple_omp_offloaded.
4265 (omp_max_simt_vf): New. Use it...
4266 (omp_max_vf): ...here.
4267 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
4268 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
4269 (lower_omp_ordered): Likewise, for "ordered" lowering.
4270 (expand_omp_simd): Add SIMT transforms.
4271 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
4272 (execute_omp_device_lower): New.
4273 (pass_data_omp_device_lower): New.
4274 (pass_omp_device_lower): New pass.
4275 (make_pass_omp_device_lower): New.
4276 * passes.def (pass_omp_device_lower): Position new pass.
4277 * tree-pass.h (PROP_gimple_lomp_dev): Define.
4278 (make_pass_omp_device_lower): Declare.
4280 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4283 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
4284 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
4286 (_mm_maskz_load_epi64): Likewise.
4287 (_mm_setzero_hi): Removed.
4288 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
4290 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
4291 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
4292 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
4293 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
4294 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
4295 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
4296 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
4297 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
4298 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4299 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
4300 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
4302 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
4303 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
4304 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
4305 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
4306 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
4307 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
4308 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
4309 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
4310 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
4311 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
4312 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
4313 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4314 instead of _mm_setzero_hi.
4315 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
4316 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
4317 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
4318 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
4319 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
4320 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
4321 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
4322 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
4323 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
4324 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
4325 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
4326 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
4327 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
4328 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
4329 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
4330 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
4331 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
4332 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
4333 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
4334 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
4335 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
4336 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
4337 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
4338 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
4339 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4340 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
4342 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4343 instead of _mm_setzero_hi.
4344 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
4345 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
4346 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
4347 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4348 _mm_setzero_si128 instead of _mm_setzero_di.
4349 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
4350 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
4351 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
4352 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
4353 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
4354 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
4355 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
4356 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
4357 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
4358 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
4359 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
4360 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
4361 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
4362 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
4363 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
4364 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
4365 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
4366 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
4367 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
4368 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
4369 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
4370 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
4371 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
4372 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
4373 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
4374 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
4375 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
4376 _mm512_maskz_insertf32x8): Formatting fixes.
4377 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4378 _mm_setzero_si128 instead of _mm_setzero_di.
4379 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
4380 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
4381 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
4382 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
4383 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
4384 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
4385 _mm_setzero_si128 instead of _mm_setzero_di.
4386 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
4388 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
4389 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
4390 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
4391 _mm_setzero_si128 instead of _mm_setzero_hi.
4392 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
4393 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
4394 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
4395 instead of _mm_setzero_di.
4396 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
4397 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
4399 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
4400 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
4402 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
4404 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
4405 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
4406 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
4408 2016-11-22 Carl Love <cel@us.ibm.com>
4410 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
4411 equal and vector compare not equal. The vector compares take two
4412 arguments of type vector bool char, vector bool short, vector bool int,
4413 vector bool long long with the same return type.
4414 * doc/extend.texi: Update built-in documentation file for the new
4417 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
4419 * Makefile.in ($(lang_checks_parallelized)): Fix detection
4422 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4424 * config.gcc: Allow new rmprofile value for configure option
4425 --with-multilib-list.
4426 * config/arm/t-rmprofile: New file.
4427 * doc/install.texi (--with-multilib-list): Document new rmprofile value
4430 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4433 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
4434 register operand in alternatives 4,5,6.
4436 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4439 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
4440 in save register mask if it is needed.
4442 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4444 PR tree-optimization/78436
4445 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
4446 (shift_bytes_in_array, shift_bytes_in_array_right,
4447 merged_store_group::apply_stores): Formatting fixes.
4448 (clear_bit_region): Likewise. Use memset.
4449 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
4450 instead of EXPR and inerted instead of inserted. Use memset instead
4451 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
4455 * expmed.c (expand_divmod): Use wide_int for computation of
4456 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
4457 Use size <= HOST_BITS_PER_WIDE_INT instead of
4458 HOST_BITS_PER_WIDE_INT >= size.
4460 PR tree-optimization/78445
4461 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
4462 any_complicated_phi, version loop even if flag_tree_loop_if_convert
4463 is 1. Formatting fix.
4465 2016-11-22 Martin Liska <mliska@suse.cz>
4468 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
4469 (sem_function::get_hash): Use the new field.
4470 (sem_function::parse): Remove an argument from ctor.
4471 (sem_variable::parse): Likewise.
4472 (sem_variable::get_hash): Use the new field.
4473 (sem_item_optimizer::read_section): Use new ctor and set hash.
4474 * ipa-icf.h: _hash is removed from sem_item::sem_item,
4475 sem_variable::sem_variable, sem_function::sem_function.
4477 2016-11-21 Jeff Law <law@redhat.com>
4480 * config/cris/cris.md: Don't call copy_to_mode_reg unless
4481 can_create_pseudo_p is true.
4483 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4486 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
4487 *rotldi3_insert_7): New define_insns.
4489 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4491 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
4492 so that DImode can be allocated to FP/vector registers in more
4493 cases, and we can avoid direct move operations. If the register
4494 needs reloading, prefer GPRs over FP/vector registers. In the
4495 case of FPR vs. Altivec registers, prefer FPR registers unless we
4496 have the ISA 3.0 reg+offset scalar instructions.
4497 (movdi_internal64): Likewise.
4499 2016-11-21 Jakub Jelinek <jakub@redhat.com>
4502 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
4503 for tmp simd array if DECL_NAME (parm) is NULL.
4505 2016-11-20 Jeff Law <law@redhat.com>
4508 * config/m68k/predicates.md (swap_peephole_relational_operator): New
4510 * config/m68k/m68k.md (relational tests against 65535/65536): New
4513 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4515 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
4517 2016-11-21 Martin Sebor <msebor@redhat.com>
4519 * doc/invoke.texi (-fprintf-return-value): Document that option
4520 is enabled by default.
4522 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4524 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
4525 for-loop declaration of loop variable.
4526 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
4527 * config/avr/avr.c (avr_popcount_each_byte)
4528 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
4529 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
4530 (avr_expand_epilogue, avr_function_arg_advance)
4531 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
4532 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
4533 (avr_adjust_reg_alloc_order, output_reload_in_const)
4534 (avr_conditional_register_usage, avr_find_unused_d_reg)
4535 (avr_map_decompose, avr_fold_builtin): Same.
4537 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4539 * config/avr/avr.c (avr_popcount): Remove static function.
4540 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
4542 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
4544 * arm.opt (mapcs-float): Delete option.
4545 * arm.c (arm_option_override): Remove hunk relating to
4547 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
4549 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
4551 * tree-tailcall.c (process_assignment): Simplify the check for
4552 a valid copy, allowing the source to be a local variable as
4553 well as an SSA name.
4554 (find_tail_calls): Allow copies between local variables to follow
4555 the call. Allow the result to be stored in any local variable,
4556 even if it's an aggregate.
4557 (eliminate_tail_call): Check whether the result is an SSA name
4558 before updating its SSA_NAME_DEF_STMT.
4560 2016-11-21 David Malcolm <dmalcolm@redhat.com>
4562 PR preprocessor/78324
4563 * input.c (get_substring_ranges_for_loc): Fail gracefully if
4564 -ftrack-macro-expansion has a value other than 2.
4566 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4568 PR rtl-optimization/78400
4569 * shrink-wrap.c (try_shrink_wrapping_separate): Call
4570 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
4571 and df_update_exit_block_uses.
4573 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4576 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
4577 new default-enabled warning..
4578 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
4579 (BT_PTR_CONST_STRING): Updated.
4580 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
4581 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
4582 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
4583 (strftime): Update builtin function.
4584 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
4585 * tree.h (const_tm_ptr_type_node): New type node.
4586 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
4587 const_tm_ptr_type_node.
4589 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4591 PR tree-optimization/78413
4592 * tree-if-conv.c (versionable_outer_loop_p): Require that both
4593 inner and outer loop latches have single predecessors.
4595 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4598 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
4599 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
4601 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4603 * rtl.h: Adjust prototype.
4604 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
4605 (dead_or_set_regno_p): Likewise.
4607 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4609 * rtl.h: Adjust prototype.
4610 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
4612 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4614 * function.c (contains): Change argument type to rtx_insn *.
4615 (prologue_contains): Likewise.
4616 (epilogue_contains): Likewise.
4617 (prologue_epilogue_contains): Likewise.
4618 * function.h: Adjust prototype.
4620 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4622 * optabs.c (emit_libcall_block): Change argument type to
4624 * optabs.h: Adjust prototype.
4626 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4628 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
4629 (fixup_reorder_chain): Adjust.
4630 * cfgrtl.h: Adjust prototype.
4632 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4634 * rtl.h: Adjust prototype.
4635 * rtlanal.c (replace_label_in_insn): Change argument type to
4638 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4640 * config/v850/v850.c (expand_prologue): Adjust.
4641 (expand_epilogue): Likewise.
4642 * expr.c (init_expr_target): Likewise.
4643 * genrecog.c (print_subroutine): Always make the argument type
4645 * recog.h: Adjust prototype.
4647 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4649 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
4650 up variables to make some rtx_insn *.
4651 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
4652 * config/arc/arc.c: Likewise.
4653 * config/arm/arm.c: Likewise.
4654 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
4655 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
4657 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
4659 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4661 * config/arm/arm.c (legitimize_pic_address): Change to use
4662 rtx_insn * as the type of variables.
4663 (arm_pic_static_addr): Likewise.
4664 (arm_emit_movpair): Likewise.
4665 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4666 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
4667 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
4668 * config/frv/frv.md: Likewise.
4669 * config/i386/i386-protos.h: Likewise.
4670 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
4671 (ix86_split_fp_branch): Likewise.
4672 (predict_jump): Likewise.
4673 * config/ia64/ia64.c: Likewise.
4674 * config/mcore/mcore.c: Likewise.
4675 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
4676 * config/s390/s390.c: Likewise.
4677 * config/s390/s390.md: Likewise.
4678 * config/spu/spu.md: Likewise.
4679 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
4680 * lower-subreg.c (resolve_simple_move): Likewise.
4682 2016-11-20 Jeff Law <law@redhat.com>
4685 * reload.h (struct target_reload): Make x_double_reg_address_ok
4687 * reload.c (find_reloads_address): Check if double_reg_address_ok
4688 is true for the mode of the memory reference.
4689 * reload1.c (init_reload): Initialize double_reg_address_ok for
4692 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
4695 * tree-ssa-uninit.c: Define new global max_phi_args.
4696 (compute_uninit_opnds_pos): Use max_phi_args.
4697 (prune_uninit_phi_opnds): Same.
4698 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
4699 missing NUM_PREDS in function comment.
4700 (can_one_predicate_be_invalidated_p): New.
4701 (can_chain_union_be_invalidated_p): New.
4702 (flatten_out_predicate_chains): New.
4703 (uninit_ops_invalidate_phi_use): New.
4704 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
4706 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4708 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
4709 * match.pd (A /[ex] B CMP C): New simplifications.
4711 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4713 * match.pd (0 / X, X / X, X % X): New simplifications.
4715 2016-11-19 Jakub Jelinek <jakub@redhat.com>
4717 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
4718 when checking if callee's isa flags are subset of caller's isa flags.
4719 Fix comment wording.
4721 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
4722 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
4723 instead and using = 0 instead of &= 0.
4725 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
4726 ix86_add_new_builtins): Formatting fixes.
4727 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
4728 (ix86_get_builtin): Likewise.
4730 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
4731 don't initialize it, don't use it for the case where it isn't
4732 provable %{z} nor using the same argument, instead move merge
4733 argument into a new pseudo and use that as target. Formatting fixes.
4735 2016-11-19 Jeff Law <law@redhat.com>
4738 * config/m68k/m68k.md (bsetdreg): New pattern.
4739 (bchgdreg, bclrdreg): Likewise.
4741 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
4744 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
4745 instead of force_reg.
4746 (sh_expand_setmem): Likewise.
4748 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
4750 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
4752 2016-11-18 Walter Lee <walt@tilera.com>
4754 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
4755 end-of-bundle marker for consecutive barriers.
4757 2016-11-18 Walter Lee <walt@tilera.com>
4759 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
4761 2016-11-18 Jakub Jelinek <jakub@redhat.com>
4764 * multiple_target.c (get_attr_len): Start with argnum and increment
4765 argnum on every arg. Use strchr in a loop instead of counting commas
4767 (get_attr_str): Increment argnum for every comma in the string.
4768 (separate_attrs): Use for instead of while loop, simplify.
4769 (expand_target_clones): Rename defenition argument to definition.
4770 Free attrs and attr_str even when diagnosing errors. Temporarily
4771 change input_location around targetm.target_option.valid_attribute_p
4772 calls. Don't emit warning or errors if that function fails.
4774 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
4777 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
4778 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
4779 abbrev_opt_base_type_end only by increasing die_abbrev, before
4781 (optimize_abbrev_table): Don't change abbrev numbers of
4782 base types and CU or optimize implicit consts in them if
4783 calc_base_type_die_sizes has been called during build_abbrev_table.
4784 (calc_base_type_die_sizes): If abbrev_opt_start, set
4785 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
4787 2016-11-18 Jeff Law <law@redhat.com>
4790 * config/m68k/m68k.c (moveq feeding equality comparison): New
4792 * config/m68k/predicates.md (addq_subq_operand): New predicate.
4793 (equality_comparison_operator): Likewise.
4795 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4797 * rtlanal.c (load_extend_op): Move to...
4798 * rtl.h: ...here and make inline.
4800 2016-11-18 Terry Guo <terry.guo@arm.com>
4801 Thomas Preud'homme <thomas.preudhomme@arm.com>
4803 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
4804 * config/arm/arm-opts.h: Include arm-flags.h.
4805 (struct arm_arch_core_flag): Define.
4806 (arm_arch_core_flags): Define.
4807 * config/arm/arm-protos.h: Include arm-flags.h
4808 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
4809 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
4810 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
4811 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
4812 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
4813 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
4814 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
4815 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
4816 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
4817 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
4818 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
4819 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
4820 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
4821 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
4822 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
4823 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
4824 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
4825 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
4826 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
4827 ARM_FSET_CPU_SUBSET): Move to ...
4828 * config/arm/arm-flags.h: This new file.
4829 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
4830 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
4831 (TARGET_MODE_SPECS): Define.
4832 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
4834 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
4836 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
4837 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
4838 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
4839 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
4840 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
4841 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
4842 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
4843 missing and make value unsigned.
4844 (arm_feature_set): Use unsigned entries instead of unsigned long.
4846 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4848 Re-apply after PR bootstrap/77359 is fixed:
4849 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4851 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4852 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
4855 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4858 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
4859 variables in functions calling alloca. Also update the ASCII
4861 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
4862 (STACK_DYNAMIC_OFFSET): Likewise.
4863 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
4864 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
4867 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4868 Alan Hayward <alan.hayward@arm.com>
4869 David Sherwood <david.sherwood@arm.com>
4871 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
4872 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
4873 (add_const_value_attribute): Likewise.
4874 * explow.c (plus_constant): Likewise.
4875 * expmed.c (expand_mult, make_tree): Likewise.
4876 * expr.c (convert_modes): Likewise.
4877 * loop-doloop.c (doloop_optimize): Likewise.
4878 * postreload.c (reload_cse_simplify_set): Likewise.
4879 * simplify-rtx.c (simplify_const_unary_operation): Likewise
4880 (simplify_binary_operation_1, simplify_const_binary_operation):
4882 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
4883 * wide-int.h: Update documentation to recommend rtx_mode_t
4884 instead of std::make_pair.
4886 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4887 Alan Hayward <alan.hayward@arm.com>
4888 David Sherwood <david.sherwood@arm.com>
4890 * tree.h (SET_DECL_MODE): New macro.
4891 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
4892 (expand_gimple_basic_block): Likewise.
4893 * function.c (split_complex_args): Likeise.
4894 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
4895 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
4896 * stor-layout.c (layout_decl, relayout_decl): Likewise.
4897 (finish_bitfield_representative): Likewise.
4898 * tree.c (make_node_stat): Likewise.
4899 * tree-inline.c (remap_ssa_name): Likewise.
4900 (tree_function_versioning): Likewise.
4901 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
4902 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
4903 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
4904 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
4905 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
4906 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
4907 * varasm.c (make_debug_expr_from_rtl): Likewise.
4909 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
4911 PR rtl-optimization/71785
4912 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
4913 (duplicate_computed_gotos): New function.
4914 (pass_duplicate_computed_gotos::execute): Rewrite.
4916 2016-11-17 Jeff Law <law@redhat.com>
4919 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
4920 barrier prior to deallocating the stack.
4922 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
4924 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
4925 to make better use of cmem loads in the case where a single bit is
4927 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
4929 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
4931 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
4933 (isa_names_table): Handle new features.
4935 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
4936 Andrew Senkevich <andrew.senkevich@intel.com>
4938 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
4939 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
4940 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
4941 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
4942 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
4943 * config/i386/avx5124fmapsintrin.h: New file.
4944 * config/i386/avx5124vnniwintrin.h: Ditto.
4945 * config/i386/constraints.md (h): New constraint.
4946 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
4947 * config/i386/driver-i386.c (host_detect_local_cpu):
4948 Detect avx5124fmaps, avx5124vnniw.
4949 * config/i386/i386-builtin-types.def: Add types
4950 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
4951 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
4952 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
4953 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
4954 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
4955 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
4956 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
4957 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
4958 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
4959 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
4960 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
4961 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
4962 __builtin_ia32_vp4dpwssds_mask): New.
4963 * config/i386/i386-c.c (ix86_target_macros_internal):
4964 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
4965 * config/i386/i386-modes.def: Fixed comment typos, added new
4966 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
4967 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
4969 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
4970 (ix86_option_override_internal): Handle new options.
4971 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
4973 (ix86_expand_builtin): Handle new builtins.
4974 (ix86_additional_allocno_class_p): New.
4975 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
4976 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
4977 (reg_class): Add MOD4_SSE_REGS.
4978 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
4979 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
4980 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
4981 avx5124vnniwintrin.h.
4982 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
4983 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
4984 (define_mode_iterator IMOD4): New.
4985 (define_mode_attr imod4_narrow): Ditto.
4986 (define_insn "mov<mode>"): Ditto.
4987 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
4988 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
4989 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
4990 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
4991 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
4992 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
4993 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
4994 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
4995 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
4996 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
4997 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
4998 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
4999 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
5000 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
5001 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
5002 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
5003 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
5004 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
5005 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
5006 * genmodes.c (mode_size_inline): Extend return type.
5007 * machmode.h (mode_size, mode_base_align): Extend type.
5009 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
5012 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
5013 the appropriate checks for SFmode/DFmode load/stores in GPR
5015 (fusion_addis_mem_combo_store): Likewise.
5016 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
5017 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
5018 d-form instructions for traditional Altivec registers.
5019 (emit_fusion_p9_load): Likewise.
5020 (emit_fusion_p9_store): Likewise.
5021 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
5022 early clobber from scratch register. Do not match if the register
5023 being stored is the scratch register.
5024 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
5025 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
5026 instructions for traditional Altivec registers.
5027 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
5028 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
5029 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
5031 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
5034 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
5035 being live in the function and lr needing to be saved. Distinguish
5036 between already saved pushable registers and registers to push.
5037 Check for LR being an available pushable register.
5039 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5041 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
5042 string input is a string constant.
5043 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
5044 via cmpstrnsi even if neither string is constant.
5046 2016-11-17 Jakub Jelinek <jakub@redhat.com>
5049 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
5050 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
5051 instead, return false if it is NULL, or doesn't fit into uhwi, or
5052 is larger or equal to targetm.max_anchor_offset.
5054 2016-11-17 Pip Cet <pipcet@gmail.com>
5055 Eric Botcazou <ebotcazou@adacore.com>
5057 PR rtl-optimization/78355
5058 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
5059 needs to deal with unaligned accesses.
5060 * doc/tm.texi: Regenerate.
5061 * lra-constraints.c (simplify_operand_subreg): Only invoke
5062 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
5064 2016-11-17 David Malcolm <dmalcolm@redhat.com>
5066 * input.c (selftest::test_lexer_string_locations_long_line): New
5068 (selftest::test_lexer_string_locations_raw_string_multiline): New
5070 (selftest::input_c_tests): Call the new functions, via
5071 for_each_line_table_case.
5073 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5075 * config/aarch64/aarch64.md (mov<mode>): Call
5076 aarch64_split_dimode_const_store on DImode constant stores.
5077 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
5079 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
5082 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5083 Richard Biener <rguenther@suse.de>
5085 PR tree-optimization/77848
5086 * tree-if-conv.c (tree_if_conversion): Always version loops unless
5087 the user specified -ftree-loop-if-convert.
5089 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
5092 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
5093 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
5094 *thumb2_strd_base_neg): Recognize insn regardless of
5095 current_tune->prefer_ldrd_strd.
5096 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
5099 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
5101 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
5104 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
5106 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
5108 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
5109 * config/arc/arc-cpus.def (quarkse_em): Add.
5110 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
5111 * config/arc/arc-opts.h (FPX_QK): Define.
5112 * config/arc/arc-tables.opt: Regenerate.
5113 * config/arc/arc.c (gen_compare_reg): Change.
5114 (arc_register_move_cost): Avoid Dy,Dx moves.
5115 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
5116 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
5117 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
5119 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
5120 (fix_truncsfsi2_fpu): Rename.
5121 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
5122 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
5123 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
5124 * config/arc/t-multilib: Regenerate.
5126 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
5128 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
5130 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
5131 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
5132 (avr_rtx_costs_1, extra_constraint_Q): Same.
5133 (avr_address_cost): Use SUBREG_P if possible.
5135 2016-11-17 Richard Biener <rguenther@suse.de>
5138 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
5139 non-local goto into CFG.
5141 2016-11-17 Richard Biener <rguenther@suse.de>
5143 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
5144 backward compatibility.
5145 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
5146 * tree-if-conv.c (pass_if_conversion::gate): Do not test
5147 flag_tree_loop_if_convert_stores.
5148 (pass_if_conversion::execute): Likewise.
5150 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5152 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
5153 const_double code before calling aarch64_float_const_zero_rtx_p.
5155 2016-11-17 Richard Biener <rguenther@suse.de>
5157 PR tree-optimization/78306
5158 * ipa-inline-analysis.c (initialize_inline_failed): Do not
5159 inhibit inlining if function calls cilk_spawn.
5160 (can_inline_edge_p): Likewise.
5162 2016-11-17 Richard Biener <rguenther@suse.de>
5165 * fold-const.c (negate_expr_p): Fix multiplication case.
5167 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
5170 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
5172 (TARGET_INIT_LIBFUNCS): Delete definition and...
5173 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
5176 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
5178 * config/netbsd-stdint.h: New.
5179 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
5180 (x86_64-*-netbsd*): Likewise.
5182 2016-11-16 Andrew PInski <apinski@cavium.com>
5184 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
5185 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
5186 flag_aarch64_verbose_cost instead of checking for details dump.
5187 (aarch64_rtx_costs_wrapper): Likewise.
5189 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5191 PR rtl-optimization/78378
5192 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
5193 inner only if pos is 0. Fix up formatting.
5195 2016-11-17 Alan Modra <amodra@gmail.com>
5197 PR rtl-optimization/78325
5198 PR rtl-optimization/70890
5199 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
5202 2016-11-16 Jason Merrill <jason@redhat.com>
5204 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
5206 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5207 Richard Biener <rguenther@suse.de>
5209 PR tree-optimization/77848
5210 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
5211 an outer loop, only save basic block aux information for the inner
5213 (versionable_outer_loop_p): New function.
5214 (tree_if_conversion): Version the outer loop instead of the inner
5215 one if the pattern will be recognized for outer-loop
5218 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5220 * gcc/bb-reorder.c: Remove 'toplev.h' include.
5221 (pass_partition_blocks::gate): No longer check
5222 user_defined_section_attribute, instead check the function decl
5223 for a section attribute.
5224 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
5225 set user_defined_section_attribute.
5226 * gcc/final.c (rest_of_handle_final): Likewise.
5227 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
5228 * gcc/toplev.h: Remove declaration of
5229 user_defined_section_attribute.
5231 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5233 * config/mips/mips.md (casesi_internal_mips16_<mode>):
5234 Explicitly switch between JR and JRC for the table jump. Adjust
5237 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5239 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
5240 `insn_count' to 11 rather than 16.
5242 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5244 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
5245 `ltu' rather than `leu' operation in the RTL pattern
5247 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5249 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
5250 missing <d> instruction prefixes throughout. Correct
5253 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5255 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
5256 rather than R_MIPS_JALR relocation in microMIPS code. Do not
5257 cancel short delay slots in PIC call relaxation.
5259 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
5261 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
5262 general register with general register or ARM constant into SP
5265 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5268 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
5269 that loop->header == body_bb if broken_loop.
5271 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
5273 * tree-ssa-math-opts.c (bswap_replace): Remove test
5274 of SLOW_UNALIGNED_ACCESS.
5276 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
5278 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
5279 is selected. Pass -mgomp to offload compiler in OpenMP case.
5280 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
5281 declaration from nvptx.c.
5282 (nvptx_gen_shuffle): Declare.
5283 (nvptx_output_set_softstack): Declare.
5284 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
5285 (need_softstack_decl): New variable.
5286 (need_unisimt_decl): New variable.
5287 (diagnose_openacc_conflict): New. Use it...
5288 (nvptx_option_override): ...here. Handle TARGET_GOMP.
5289 (nvptx_encode_section_info): Handle "shared" attribute.
5290 (write_as_kernel): Restrict to OpenACC target regions.
5291 (init_softstack_frame): New.
5292 (nvptx_init_unisimt_predicate): New.
5293 (write_omp_entry): New. Use it...
5294 (nvptx_declare_function_name): ...here to emit OpenMP target region
5295 entrypoints. Handle TARGET_SOFT_STACK. Call
5296 nvptx_init_unisimt_predicate.
5297 (nvptx_output_set_softstack): New.
5298 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
5299 (nvptx_gen_shuffle): Export.
5300 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
5302 (nvptx_print_operand): Fix handling of instruction predicates.
5303 (nvptx_get_unisimt_master): New helper function.
5304 (nvptx_get_unisimt_predicate): Ditto.
5305 (nvptx_call_insn_is_syscall_p): Ditto.
5306 (nvptx_unisimt_handle_set): Ditto.
5307 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
5308 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
5309 (nvptx_handle_shared_attribute): New. Use it...
5310 (nvptx_attribute_table): ... here (new entry).
5311 (nvptx_record_offload_symbol): Handle NULL attributes.
5312 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
5313 (nvptx_simt_vf): New.
5314 (TARGET_SIMT_VF): Define.
5315 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
5316 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
5317 -muniform-simt option is active.
5318 (STACK_SIZE_MODE): Define.
5319 (FIXED_REGISTERS): Adjust.
5320 (SOFTSTACK_SLOT_REGNUM): New.
5321 (SOFTSTACK_PREV_REGNUM): New.
5322 (REGISTER_NAMES): Adjust.
5323 (struct machine_function): New fields.
5324 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
5325 (UNSPEC_VOTE_BALLOT): Ditto.
5326 (UNSPEC_LANEID): Ditto.
5327 (UNSPECV_NOUNROLL): Ditto.
5328 (atomic): New attribute.
5329 (predicable): New attribute. Generate predicated forms via
5331 (br_true): Mark as not predicable.
5333 (br_true_uni): Ditto.
5334 (br_false_uni): Ditto.
5336 (trap_if_true): Ditto.
5337 (trap_if_false): Ditto.
5338 (nvptx_fork): Ditto.
5339 (nvptx_forked): Ditto.
5340 (nvptx_joining): Ditto.
5341 (nvptx_join): Ditto.
5342 (nvptx_barsync): Ditto.
5343 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
5344 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
5345 (allocate_stack_<mode>): Remove unused pattern.
5346 (set_softstack_insn): New pattern.
5347 (restore_stack_block): Handle for TARGET_SOFT_STACK.
5348 (nvptx_vote_ballot): New pattern.
5349 (omp_simt_lane): Ditto.
5350 (omp_simt_last_lane): Ditto.
5351 (omp_simt_ordered): Ditto.
5352 (omp_simt_vote_any): Ditto.
5353 (omp_simt_xchg_bfly): Ditto.
5354 (omp_simt_xchg_idx): Ditto.
5355 (nvptx_nounroll): Ditto.
5356 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
5357 (atomic_exchange<mode>): Ditto.
5358 (atomic_fetch_add<mode>): Ditto.
5359 (atomic_fetch_addsf): Ditto.
5360 (atomic_fetch_<logic><mode>): Ditto.
5361 * config/nvptx/nvptx.opt (msoft-stack): New option.
5362 (muniform-simt): Ditto.
5364 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
5365 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
5366 * doc/invoke.texi (msoft-stack): Document.
5367 (muniform-simt): Document
5369 * doc/tm.texi: Regenerate.
5370 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
5371 * target.def: Define it.
5372 * target-insns.def (omp_simt_lane): New.
5373 (omp_simt_last_lane): New.
5374 (omp_simt_ordered): New.
5375 (omp_simt_vote_any): New.
5376 (omp_simt_xchg_bfly): New.
5377 (omp_simt_xchg_idx): New.
5379 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5381 * config/mips/mips-protos.h (mips_set_text_contents_type): New
5383 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
5384 (ASM_OUTPUT_CASE_END): Likewise.
5385 * config/mips/mips.c (mips_set_text_contents_type): New function.
5386 (mips16_emit_constants): Record the pool's initial label number
5387 with the `consttable' insn. Emit a `consttable_end' insn at the end.
5388 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
5389 for `consttable' insns.
5390 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
5391 for `consttable_end' insns.
5392 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
5393 (consttable): Add operand.
5394 (consttable_end): New insn.
5396 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
5398 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
5399 * tree-if-conv.c (tree_if_conversion): Make public.
5400 * * tree-if-conv.h: New file.
5401 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
5402 dynamic alias checks for epilogues.
5403 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
5404 * tree-vect-loop.c: include tree-if-conv.h.
5405 (new_loop_vec_info): Add zeroing orig_loop_info field.
5406 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
5407 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
5408 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
5409 using passed argument.
5410 (vect_transform_loop): Check if created epilogue should be returned
5411 for further vectorization with less vf. If-convert epilogue if
5412 required. Print vectorization success for epilogue.
5413 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
5414 if it is required, pass loop_vinfo produced during vectorization of
5415 loop body to vect_analyze_loop.
5416 * tree-vectorizer.h (struct _loop_vec_info): Add new field
5418 (LOOP_VINFO_ORIG_LOOP_INFO): New.
5419 (LOOP_VINFO_EPILOGUE_P): New.
5420 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
5421 (vect_do_peeling): Change prototype to return epilogue.
5422 (vect_analyze_loop): Add argument of loop_vec_info type.
5423 (vect_transform_loop): Return created loop.
5425 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
5427 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
5428 component as used also if LR_REGNO is a live input to the bb.
5429 * df-scan.c (df_get_entry_block_def_set): Return immediately after
5430 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
5431 (df_get_exit_block_use_set): Ditto.
5432 * df.h (df_scan_flags): New enum.
5433 * shrink-wrap.c (try_shrink_wrapping_separate): Set
5434 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
5435 df_update_entry_block_defs and df_update_exit_block_uses
5436 at the start; clear the flag and call those functions at the end.
5438 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5439 Alan Hayward <alan.hayward@arm.com>
5440 David Sherwood <david.sherwood@arm.com>
5442 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
5443 nb_iterations to the number of latch iterations rather than the
5444 number of loop iterations.
5446 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5447 Alan Hayward <alan.hayward@arm.com>
5448 David Sherwood <david.sherwood@arm.com>
5450 * combine.c (maybe_swap_commutative_operands): New function.
5451 (combine_simplify_rtx): Use it.
5452 (change_zero_ext): Likewise.
5453 (make_compound_operation_int): New function, split out of...
5454 (make_compound_operation): ...here. Use
5455 maybe_swap_commutative_operands for both.
5457 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
5459 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
5460 (neon-vfpv3): New FPU, currently an alias for 'neon'.
5461 * arm/arm-tables.opt: Regenerated.
5462 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
5464 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
5465 and 'neon' are aliases for specific implementations.
5467 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5468 Alan Hayward <alan.hayward@arm.com>
5469 David Sherwood <david.sherwood@arm.com>
5471 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
5472 and use it in the final call to gen_rtx_fmt_ee.
5473 (expand_vec_cond_expr): Update accordingly.
5474 (expand_vec_cmp_expr): Likewise.
5476 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5477 Alan Hayward <alan.hayward@arm.com>
5478 David Sherwood <david.sherwood@arm.com>
5480 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
5482 2016-11-16 Richard Biener <rguenther@suse.de>
5485 * gimplify.c (gimplify_function_tree): Do not instrument
5486 GNU extern inline functions.
5488 2016-11-16 Martin Liska <mliska@suse.cz>
5491 * gimplify.c (gimplify_switch_expr): Always save previous
5492 gimplify_ctxp->live_switch_vars.
5494 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5496 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
5497 zero_extract operations to allow a movb to occur.
5498 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
5499 * testsuite/gcc.target/arc/movb-2.c: Likewise.
5500 * testsuite/gcc.target/arc/movb-5.c: Likewise.
5501 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
5504 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5505 Alan Hayward <alan.hayward@arm.com>
5506 David Sherwood <david.sherwood@arm.com>
5508 * expr.c (emit_group_load_1): Tighten check for whether an
5509 access involves only one operand of a CONCAT. Use extract_bit_field
5510 for constants if the bit range does span the whole operand.
5512 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5513 Alan Hayward <alan.hayward@arm.com>
5514 David Sherwood <david.sherwood@arm.com>
5516 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
5518 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5519 Alan Hayward <alan.hayward@arm.com>
5520 David Sherwood <david.sherwood@arm.com>
5522 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
5523 all three iteration counts with an any_* test. Use a single update
5524 for each count. Fix the calculation of nb_iterations_estimate.
5526 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5528 * config/pdp11/pdp11.c: Include dbxout.h.
5530 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5532 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
5534 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5537 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
5538 proper ranges for an SBFX instruction.
5539 (extzv_t2): Likewise for UBFX.
5541 2016-11-16 Richard Biener <rguenther@suse.de>
5543 PR tree-optimization/78348
5544 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
5545 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
5546 (classify_partition): Set PKIND_MEMCPY if dependence analysis
5547 revealed no dependency, PKIND_MEMMOVE otherwise.
5549 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5552 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
5553 it points to non-NULL tree, use it instead of ubsan_create_data.
5554 (instrument_si_overflow): Handle vector signed integer overflow
5556 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
5557 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
5558 vector IFN_UBSAN_CHECK_*.
5559 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
5560 pass it through to ubsan_build_overflow_builtin.
5561 (expand_neg_overflow, expand_mul_overflow): Likewise.
5562 (expand_vector_ubsan_overflow): New function.
5563 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
5564 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
5565 (expand_arith_overflow): Adjust expand_*_overflow callers.
5567 2016-11-16 Matthias Klose <doko@ubuntu.com>
5569 * doc/install.texi: Remove references to java/libjava.
5571 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
5573 * tree-ssa-coalesce.c (register_default_def): Remove
5574 register_ssa_partition.
5575 (create_outofssa_var_map): Likewise.
5576 * tree-ssa-live.c (register_ssa_partition_check): Remove.
5577 * tree-ssa-live.h (register_ssa_partition): Likewise.
5579 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5581 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
5582 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
5583 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
5584 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
5585 rtx when all sub-rtx are also permanent.
5586 (attr_eq): Simplify.
5587 (attr_copy_rtx): Remove.
5588 (make_canonical, get_attr_value): Use attr_equal_p.
5589 (copy_boolean): Rehash NOT.
5590 (simplify_test_exp_in_temp,
5591 optimize_attrs): Remove call to attr_copy_rtx.
5592 (attr_alt_intersection, attr_alt_union,
5593 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
5594 (make_automaton_attrs): Use attr_eq.
5596 2016-11-15 Matthias Klose <doko@ubuntu.com>
5598 * doc/install.texi: Remove references to java/libjava.
5599 * doc/sourcebuild.texi: Likewise.
5600 * doc/invoke.texi: Likewise.
5601 * doc/standards.texi: Likewise.
5603 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5604 Alan Hayward <alan.hayward@arm.com>
5605 David Sherwood <david.sherwood@arm.com>
5607 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
5609 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5610 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5611 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5612 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5613 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5614 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5615 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5617 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5618 Alan Hayward <alan.hayward@arm.com>
5619 David Sherwood <david.sherwood@arm.com>
5621 * dce.c (check_argument_store): Pass the size instead of
5622 the memory reference.
5623 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
5625 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5626 Alan Hayward <alan.hayward@arm.com>
5627 David Sherwood <david.sherwood@arm.com>
5629 * alias.c (canon_rtx): Use simplify_gen_binary.
5631 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5632 Alan Hayward <alan.hayward@arm.com>
5633 David Sherwood <david.sherwood@arm.com>
5635 * rtl.h (load_extend_op): Declare.
5636 * rtlanal.c (load_extend_op): New function.
5637 (nonzero_bits1): Use it.
5638 (num_sign_bit_copies1): Likewise.
5639 * cse.c (cse_insn): Likewise.
5640 * fold-const.c (fold_single_bit_test): Likewise.
5641 (fold_unary_loc): Likewise.
5642 * fwprop.c (free_load_extend): Likewise.
5643 * postreload.c (reload_cse_simplify_set): Likewise.
5644 (reload_cse_simplify_operands): Likewise.
5645 * combine.c (try_combine): Likewise.
5646 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
5647 subreg_lowpart_p checks.
5649 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5650 Alan Hayward <alan.hayward@arm.com>
5651 David Sherwood <david.sherwood@arm.com>
5653 * combine.c (simplify_shift_const_1): Use the number of bits
5654 in the inner mode to determine the range of the shift.
5655 When handling shifts of vectors, skip any rules that apply
5658 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5659 Alan Hayward <alan.hayward@arm.com>
5660 David Sherwood <david.sherwood@arm.com>
5662 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
5665 2016-11-15 Matthias Klose <doko@ubuntu.com>
5667 * doc/install.texi: Remove references to gcj/libjava.
5668 * doc/invoke.texi: Likewise.
5670 2016-11-15 Jeff Law <law@redhat.com>
5672 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
5673 parameter. Callers changed.
5674 (check-subpath_and_update_thread_path): Extracted from
5675 fsm_find_control_statement_thread_paths.
5676 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
5677 (handle_phi, handle_assignment): Allow any constant node, not
5680 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
5682 * config/arc/arc-arch.h: New file.
5683 * config/arc/arc-arches.def: Likewise.
5684 * config/arc/arc-cpus.def: Likewise.
5685 * config/arc/arc-options.def: Likewise.
5686 * config/arc/t-multilib: Likewise.
5687 * config/arc/genmultilib.awk: Likewise.
5688 * config/arc/genoptions.awk: Likewise.
5689 * config/arc/arc-tables.opt: Likewise.
5690 * config/arc/driver-arc.c: Likewise.
5691 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
5692 * common/config/arc/arc-common.c (arc_handle_option): Trace
5694 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
5695 options; check for supported cpu against arc-cpus.def file.
5696 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
5697 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
5698 * config/arc/arc-c.def: Add emacs local variables.
5699 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
5700 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
5701 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
5702 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
5703 (DEFAULT_arc_fpu_build): Define.
5704 (DEFAULT_arc_mpy_option): Define.
5705 * config/arc/arc-protos.h (arc_init): Delete.
5706 * config/arc/arc.c (arc_cpu_name): New variable.
5707 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
5708 (arc_arc700, arc_arc600, arc_arc601): New variable.
5709 (arc_init): Add static; remove selection of default tune value,
5710 cleanup obsolete error messages.
5711 (arc_override_options): Make use of .def files for selecting the
5712 right cpu and option configurations.
5713 * config/arc/arc.h (stdbool.h): Include.
5714 (TARGET_CPU_DEFAULT): Define.
5715 (CPP_SPEC): Remove mcpu=NPS400 handling.
5716 (arc_cpu_to_as): Declare.
5717 (EXTRA_SPEC_FUNCTIONS): Define.
5718 (OPTION_DEFAULT_SPECS): Likewise.
5719 (ASM_DEFAULT): Remove.
5720 (ASM_SPEC): Use arc_cpu_to_as.
5721 (DRIVER_SELF_SPECS): Remove deprecated options.
5722 (arc_base_cpu): Declare.
5723 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
5724 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
5726 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
5727 * config/arc/arc.md (attr_cpu): Remove.
5728 * config/arc/arc.opt (mno-mpy): Deprecate.
5729 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
5730 (mcpu=ARCHS): Remove.
5731 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
5733 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
5734 (arc_fpu): Use new defines.
5735 (mpy-option): Change to use numeric or string like inputs.
5736 * config/arc/t-arc (driver-arc.o): New target.
5737 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
5738 * config/arc/t-arc-newlib: Delete.
5739 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
5740 * doc/invoke.texi (ARC): Update arc options.
5742 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
5744 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
5745 insn at the beginning of the constant pool.
5746 (mips_insert_insn_pseudos): New function.
5747 (mips_machine_reorg2): Call it.
5748 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
5749 UNSPEC_INSN_PSEUDO enum values.
5750 (insn_pseudo, consttable): New insns.
5752 2016-11-15 Michael Matz <matz@suse.de>
5754 PR missed-optimization/77881
5755 * combine.c (simplify_comparison): Remove useless subregs
5756 also inside the loop, not just after it.
5757 (make_compound_operation): Recognize some subregs as being
5760 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5761 Alan Hayward <alan.hayward@arm.com>
5762 David Sherwood <david.sherwood@arm.com>
5764 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
5767 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5769 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
5770 for using xxinsertw and vinsert{b,h} on ISA 3.0.
5772 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
5773 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
5774 vinsert{b,h} on ISA 3.0.
5776 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
5778 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
5779 and cmpnop in two steps: first the ones not accessed in original gimple
5780 expression in a endian independent way and then the ones not accessed
5781 in the final result in an endian-specific way.
5782 (bswap_replace): Stop doing big endian adjustment.
5784 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
5786 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
5787 (*ashl<mode>3_doubleword): Ditto.
5789 2016-11-14 Martin Liska <mliska@suse.cz>
5791 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
5793 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
5794 Richard Biener <rguenther@suse.de>
5796 * doc/invoke.texi (fgimple): Document.
5797 * dumpfile.h (TDF_GIMPLE): Add.
5798 * dumpfile.c (dump_options): Add gimple.
5799 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
5801 (dump_gimple_label): Likewise.
5802 (dump_gimple_phi): Likewise.
5803 (dump_gimple_bb_header): Likewise.
5804 (dump_phi_nodes): Likewise.
5805 (pp_cfg_jump): Likewise. Pass in dump flags.
5806 (dump_implicit_edges): Adjust.
5807 * passes.c (pass_init_dump_file): Do not dump function header
5809 * tree-cfg.c (dump_function_to_file): Dump function return type
5810 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
5812 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
5813 (dump_generic_node): Likewise.
5814 * function.h (struct function): Add pass_startwith member.
5815 * passes.c (execute_one_pass): Implement startwith.
5816 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
5817 and assign proper version for parsed ssa names.
5818 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
5819 * internal-fn.c (expand_PHI): New function.
5820 * internal-fn.h (expand_PHI): Declared here.
5821 * internal-fn.def: New defination for PHI.
5822 * tree-cfg.c (lower_phi_internal_fn): New function.
5823 (build_gimple_cfg): Call it.
5824 (verify_gimple_call): Condition for passing label as arg in internal
5826 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
5827 present PHIs with arguments.
5829 2016-11-14 Martin Liska <mliska@suse.cz>
5832 * common.opt: Add prefer-atomic as a new enum value for
5834 * coretypes.h: Likewise.
5835 * doc/invoke.texi: Document the new option value.
5836 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
5837 * tree-profile.c (tree_profiling): Select default value
5838 of -fprofile-update when 'prefer-atomic' is selected.
5840 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5842 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
5843 (cortex_a57_alu_shift): ...here.
5845 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5847 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
5849 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5850 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
5851 (<optab>si3_insn_uxtw): Likewise.
5852 (<optab><mode>3_insn): Likewise.
5853 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
5854 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
5855 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
5856 (<optab><mode>): Likewise.
5857 (insv<mode>): Likewise.
5858 (andim_ashift<mode>_bfiz): Likewise.
5859 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
5860 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
5861 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
5862 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
5863 (exynos_m1_alu_p): Likewise.
5864 * config/arm/types.md: Add bfx.
5865 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
5867 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5869 * config/aarch64/aarch64.c (cortexa57_vector_cost):
5870 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
5872 2016-11-14 Richard Biener <rguenther@suse.de>
5874 PR tree-optimization/78312
5875 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
5876 flow-sensitive info.
5878 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
5881 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
5882 * config/avr/avr.opt (-mabsdata): New option.
5883 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
5884 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
5885 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
5886 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
5887 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
5888 spec depending on AVR_ISA_LDS.
5889 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
5891 2016-11-13 Jakub Jelinek <jakub@redhat.com>
5893 * match.pd: Don't try to compare addresses of variables with
5896 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
5898 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
5899 (propagate_vr_accross_jump_function): Handle unary expressions.
5900 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5901 (load_from_param_1): New.
5902 (load_from_unmodified_param): Factor common part into load_from_param_1.
5903 (load_from_param): New.
5904 (compute_complex_assign_jump_func): Handle unary expressions.
5905 (update_jump_functions_after_inlining): Likewise.
5906 (ipa_write_jump_function): Likewise.
5907 (ipa_read_jump_function): Likewise.
5909 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5912 * doc/invoke.texi: Document Wrestrict.
5913 * pretty-print.c (pp_format): Add case for "Z" specifier.
5914 (test_pp_format): Test "Z" specifier.
5916 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
5918 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
5919 original function needs a static chain.
5921 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
5924 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
5927 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
5930 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
5931 return early if !optional_tbtab.
5933 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
5935 PR rtl-optimization/59461
5936 * doc/rtl.texi (paradoxical subregs): Add missing word.
5937 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
5938 in modes with precision larger than that of last_set_mode.
5939 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
5940 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
5941 REGs to paradoxical SUBREGs.
5942 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
5943 larger than a word before invoking LOAD_EXTEND_OP on it.
5945 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5948 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
5949 element order for little endian ordering.
5951 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
5952 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
5955 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
5958 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
5959 when calculating operand 2.
5960 (rotate to rotatex zext splitter): Ditto.
5962 2016-11-11 Jeff Law <law@redhat.com>
5964 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
5966 (stmt_uses_name_in_undefined_way): New function, extracted from
5967 find_implicit_erroneous_behavior and extended for div/mod case.
5968 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
5969 find_explicit_erroneous_behavior and extended for div/mod case.
5970 (find_implicit_erroneous_behavior): Use new helper function.
5971 (find_explicit_erroneous_behavior): Use new helper function.
5973 2016-11-11 Richard Biener <rguenther@suse.de>
5975 PR tree-optimization/71575
5976 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
5979 2016-11-11 Richard Biener <rguenther@suse.de>
5982 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
5983 about uninitialized destination arg of BIT_INSERT_EXPR.
5985 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
5988 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
5989 terminology. Expand to remove ambiguity.
5991 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
5993 PR rtl-optimization/78232
5994 * combine.c (try_combine): Add a big comment about why reusing i2dest
5996 (change_zero_ext): Do not call simplify_gen_binary, do the
5997 simplifications manually.
5999 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
6001 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
6002 enable HImode and QImode to go in vector registers by default if
6003 the -mvsx-small-integer option is enabled.
6004 (rs6000_secondary_reload_simple_move): Likewise.
6005 (rs6000_preferred_reload_class): Don't force integer constants to
6006 be loaded into vector registers that we can easily make into
6007 memory (or being created in the GPRs and moved over with direct move).
6008 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
6009 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
6010 vector extraction on ISA 3.0 when the scalar integer can be
6011 allocated in vector registers. Generate the VEC_SELECT directy,
6012 and don't use UNSPEC's to avoid having the scalar type in a vector
6013 register. Make the expander target registers, and let the
6014 combiner fold in results storing to memory, if the machine
6016 (vsx_extract_<mode>_di): Likewise.
6017 (vsx_extract_<mode>_p9): Likewise.
6018 (vsx_extract_<mode>_di_p9): Likewise.
6019 (vsx_extract_<mode>_store_p9): Likewise.
6020 (vsx_extract_si): Likewise.
6021 (vsx_extract_<mode>_p8): Likewise.
6022 (p9_lxsi<wd>zx): Delete, no longer used.
6023 (p9_stxsi<wd>x): Likewise.
6024 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
6025 integers in vector registers for ISA 3.0.
6026 (QHI): Update comment.
6027 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
6028 vector extract instructions in sign/zero extend.
6029 (zero_extendhi<mode>): Likewise.
6030 (extendqi<mode>): Likewise.
6031 (extendhi<mode>2): Likewise.
6032 (HImode splitter for load/sign extend in vector register): Likewise.
6033 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
6034 optimizing floating point conversions to/from small data types and
6035 rewrite it to support QImode/HImode being allowed in vector
6036 registers on ISA 3.0.
6037 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
6038 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
6039 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
6040 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
6041 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
6042 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
6043 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
6044 VSPLITISW on ISA 2.07.
6045 (movhi_internal): Combine movhi_internal and movqi_internal into
6046 one mov<mode>_internal with an iterator. Add support for QImode
6047 and HImode being allowed in vector registers. Make large number
6048 of attributes and constraints easier to read.
6049 (movqi_internal): Likewise.
6050 (mov<mode>_internal): Likewise.
6051 (movdi_internal64): Fix constraint to allow loading -16..15 with
6052 VSPLITISW on ISA 2.07.
6053 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
6056 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
6058 PR rtl-optimization/78241
6059 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
6060 but emit initial peel copy if niter expr is not reliable.
6062 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
6064 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
6065 (maybe_record_trace_start): If the CFI is different on the new and
6066 old paths, print out both to the dump file before ICEing.
6068 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
6070 * target.def (additional_allocno_class_p): New.
6071 * hooks.h (hook_bool_reg_class_t_false): New prototype.
6072 * hooks.c (hook_bool_reg_class_t_false): New.
6073 * ira.c (setup_allocno_and_important_classes): Use the new hook.
6074 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
6075 * doc/tm.texi: Update.
6077 2016-11-10 Jason Merrill <jason@redhat.com>
6079 * gengtype.c (new_structure): Append to structures list.
6080 (find_structure): Likewise.
6082 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
6084 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
6085 this_dir is 2. Check for this_dir non-zero before dir != this_dir
6088 2016-11-10 Jakub Jelinek <jakub@redhat.com>
6090 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
6091 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
6093 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
6094 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
6095 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
6096 teams distribute parallel for simd even to distribute and teams
6097 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
6098 OMP_CLAUSE_DEPEND_SINK case.
6099 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
6100 (omp_no_lastprivate): Removed.
6101 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
6102 (gimplify_omp_for): Likewise.
6103 (computable_teams_clause): Fail for automatic vars from current
6104 function not yet seen in bind expr.
6105 * langhooks.c (lhd_omp_scalar_p): New function.
6106 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
6107 * varpool.c (varpool_node::get_create): Set node->offloading
6108 even for DECL_EXTERNAL decls.
6109 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
6110 (LANG_HOOKS_OMP_SCALAR_P): Define.
6111 (LANG_HOOKS_DECLS): Use it.
6113 2016-11-10 Martin Liska <mliska@suse.cz>
6116 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
6117 only when SWITCH_BODY is a BIND_EXPR.
6119 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
6122 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
6123 on the context only when it has no DIE yet.
6125 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
6127 * arm.h (target_cpus): Delete.
6128 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
6129 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
6130 (all_architectures): Likewise.
6131 (arm_option_override): Adjust use of CPU enums.
6132 (arm_sched_reorder): Likewise.
6133 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
6134 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
6135 * arm/genopt.sh (processor_type): Prefix enumeration entries with
6137 * arm-tables.opt: Regenerated.
6139 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
6141 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
6143 * config/aarch64/aarch64-tune.md: Regenerated.
6144 * config/arm/arm-cores.def (falkor): New core.
6145 * config/arm/arm-tables.opt: Regenerated.
6146 * config/arm/arm-tune.md: Regenerated.
6147 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
6148 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
6149 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
6150 (ARM Options/-mtune): Likewise.
6152 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
6155 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6157 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6158 (propagate_vr_accross_jump_function): Likewise.
6159 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6160 (load_from_param_1): New.
6161 (load_from_unmodified_param): Factor common part into load_from_param_1.
6162 (load_from_param): New.
6163 (compute_complex_assign_jump_func): Handle unary expressions.
6164 (ipa_write_jump_function): Likewise.
6165 (ipa_read_jump_function): Likewise.
6167 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
6169 * simplify-rtx.c (simplify_binary_operation_1): Simplify
6170 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
6171 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
6174 2016-11-09 David Malcolm <dmalcolm@redhat.com>
6176 * print-rtl-function.c: Include varasm.h.
6177 (print_any_param_name): New function.
6178 (print_param): New function.
6179 (print_rtx_function): Call print_param for each argument.
6180 * print-rtl.c (rtx_writer::finish_directive): New function.
6181 * print-rtl.h (rtx_writer::finish_directive): New decl.
6183 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
6186 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
6187 operand 0 as earlyclobber.
6188 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
6190 2016-11-09 Martin Liska <mliska@suse.cz>
6192 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
6194 2016-11-09 Jakub Jelinek <jakub@redhat.com>
6197 * builtins.c (expand_builtin_memcmp): Formatting fix.
6199 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
6200 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
6201 or of them, renumber other enumerators.
6202 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
6203 * doc/invoke.texi: Document -fsanitize=shift-base and
6204 -fsanitize-shift-exponent, document -fsanitize=shift as
6205 having those 2 suboptions.
6207 2016-11-09 Richard Biener <rguenther@suse.de>
6209 * fold-const.c (tree_swap_operands_p): Remove unused arg.
6210 * fold-const.c (tree_swap_operands_p): Likewise.
6211 (fold_binary_loc): Adjust.
6212 (fold_ternary_loc): Likewise.
6213 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
6214 * gimple-fold.c (fold_stmt_1): Likewise.
6215 * gimple-match-head.c (gimple_resimplify2): Likewise.
6216 (gimple_resimplify3): Likewise.
6217 (gimple_simplify): Likewise.
6218 * tree-ssa-dom.c (record_equality): Likewise.
6219 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
6220 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
6221 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
6223 2016-11-09 Richard Biener <rguenther@suse.de>
6225 * tree-ssa-dom.c (canonicalize_comparison): Remove.
6226 (optimize_stmt): Remove redundant pre-propagation canonicalization
6227 of comparison operand order.
6229 2016-11-09 Martin Liska <mliska@suse.cz>
6231 * fold-const-call.c (fold_const_call): Fix the folding.
6233 2016-11-09 Richard Biener <rguenther@suse.de>
6235 * common.opt (flag_evaluation_order): Remove.
6236 * expr.c (expand_operands): Remove code guarded by
6237 flag_evaluation_order.
6238 * fold-const.c (reorder_operands_p): Remove, it always returns
6240 (negate_expr_p): Remove calls to reorder_operands_p.
6241 (fold_negate_expr): Likewise.
6242 (tree_swap_operands_p): Likewise.
6243 (fold_binary_loc): Likewise.
6245 2016-11-09 Andreas Schwab <schwab@suse.de>
6248 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
6249 insns operating on a register.
6251 2016-11-09 Richard Biener <rguenther@suse.de>
6253 PR tree-optimization/78007
6254 * tree-vect-stmts.c (vectorizable_bswap): New function.
6255 (vectorizable_call): Call vectorizable_bswap for
6256 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
6258 2016-11-09 Richard Biener <rguenther@suse.de>
6260 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
6261 Look at the DR_BASE_ADDRESS object for forcing alignment.
6263 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6265 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6266 (propagate_vr_accross_jump_function): Likewise.
6267 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6268 (load_from_param_1): New.
6269 (load_from_unmodified_param): Factor common part into load_from_param_1.
6270 (load_from_param): New.
6271 (compute_complex_assign_jump_func): Handle unary expressions.
6272 (ipa_write_jump_function): Likewise.
6273 (ipa_read_jump_function): Likewise.
6275 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6278 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
6279 Also fold constant passed as argument while computing value range.
6280 (propagate_constants_accross_call): Pass param type.
6281 * ipa-prop.c: export ipa_get_callee_param_type.
6282 * ipa-prop.h: export ipa_get_callee_param_type.
6284 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
6286 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
6287 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
6289 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
6291 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
6292 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
6293 ASAN_STACK_MAGIC_MIDDLE.
6294 (asan_global_struct): Increase the size of fields.
6295 (asan_add_global): Add new field constructor.
6296 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
6297 __asan_version_mismatch_check_v8.
6299 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
6301 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
6304 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
6307 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
6308 Handle ASHIFT and LSHIFTRT.
6309 (dimode_scalar_chain::compute_convert_gain): Ditto.
6310 (dimode_scalar_chain::convert_insn): Ditto.
6312 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6314 * gimple-ssa-store-merging.c: Include selftest.h
6315 (verify_array_eq): New function.
6316 (verify_shift_bytes_in_array): Likewise.
6317 (verify_shift_bytes_in_array_right): Likewise.
6318 (verify_clear_bit_region): Likewise.
6319 (verify_clear_bit_region_be): Likewise.
6320 (store_merging_c_tests): Likewise.
6321 * selftest.h (store_merging_c_tests): Declare prototype.
6322 * selftest-run-tests.c (selftest::run_tests): Run
6323 store_merging_c_tests.
6325 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6327 * config/arm/arm.opt (mold-rtx-costs): Delete.
6328 (mnew-generic-costs): Delete.
6329 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
6330 * config/arm/arm.c (arm_rtx_costs_1): Delete.
6331 (arm_size_rtx_costs): Likewise.
6332 (arm_slowmul_rtx_costs): Likewise.
6333 (arm_fastmul_rtx_costs): Likewise.
6334 (arm_xscale_rtx_costs): Likewise.
6335 (arm_9e_rtx_costs): Likewise.
6336 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
6337 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
6338 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
6339 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
6340 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
6341 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
6342 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
6343 arm_cortex_m7_tune):
6344 Delete rtx_costs field.
6345 (arm_new_rtx_costs): Rename to...
6346 (arm_rtx_costs_internal): ... This.
6347 (arm_rtx_costs): Remove old way of doing rtx costs.
6349 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6351 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
6352 (arm_fastmul_tune): Likewise.
6353 (arm_strongarm_tune): Likewise.
6354 (arm_xscale_tune): Likewise.
6355 (arm_9e_tune): Likewise.
6356 (arm_marvell_pj4_tune): Likewise.
6357 (arm_v6t2_tune): Likewise.
6358 (arm_v6m_tune): Likewise.
6359 (arm_fa726te_tune): Likewise.
6361 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6363 PR tree-optimization/78234
6364 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
6367 2016-11-08 Martin Liska <mliska@suse.cz>
6370 * dbgcnt.def: Add new debug counter asan_use_after_scope.
6371 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
6372 with a value expr. Do not add artificial variables to
6373 live_switch_vars. Use the debug counter.
6374 (gimplify_target_expr): Use the debug counter.
6375 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
6376 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
6377 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
6379 2016-11-08 Richard Biener <rguenther@suse.de>
6381 * tree-vect-stmts.c (get_group_load_store_type): If the
6382 access is aligned do not trigger peeling for gaps.
6383 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
6384 force alignment of vars with DECL_USER_ALIGN.
6386 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
6388 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
6390 2016-11-08 Richard Biener <rguenther@suse.de>
6392 PR tree-optimization/78205
6393 * tree-vect-stmts.c (vectorizable_load): Move check whether
6394 we may run into gaps when BB vectorizing SLP permutations ...
6395 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
6396 here where we can do a more precise check.
6398 2016-11-08 Richard Biener <rguenther@suse.de>
6400 PR tree-optimization/78224
6401 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
6402 Split the fallthru edge in case its successor may have PHIs.
6403 Do not free dominance info.
6405 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6408 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6409 EH info even for bzhi and pdep/pext.
6411 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
6413 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
6414 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
6416 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
6418 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
6420 * config/rs6000/vector.md (div<mode>3): Ditto.
6422 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
6424 * configure.ac (.hidden): Change to conftest_s string. Provide string
6426 (gcc_cv_ld_hidden): Yes for AIX.
6427 * configure: Regenerate.
6429 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
6431 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
6432 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
6433 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
6434 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
6435 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
6436 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
6438 (rs6000_xcoff_visibility): New.
6439 (rs6000_xcoff_declare_function_name): Add visibility support.
6440 (rs6000_xcoff_asm_globalize_decl_name): New.
6441 (rs6000_xcoff_asm_output_aligned_decl_common): New.
6442 (rs6000_asm_weaken_decl): New.
6443 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
6444 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
6447 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
6450 * incpath.c (remove_dup): Also silently ignore EPERM.
6452 2016-11-07 Martin Jambor <mjambor@suse.cz>
6454 * tree.c (verify_type_variant): Use pointer comparison to check that
6455 TYPE_SIZE_UNIT match.
6457 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6460 * dse.c (dse_step5): Call scan_reads even if just
6461 insn_info->frame_read. Improve and fix dump file messages.
6464 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
6465 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
6467 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6470 * match.pd: Add following two patterns:
6471 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
6472 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
6474 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
6476 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
6477 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
6478 * rtl.h (duplicate_reg_notes): Declare.
6479 * rtlanal.c (duplicate_reg_note): New function.
6481 PR rtl-optimization/77309
6482 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
6483 don't assume an equality comparison for plain COMPARE.
6484 (simplify_comparison): Pass a more accurate code to
6485 make_compound_operation.
6487 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
6489 * target.def (compute_pressure_classes): New target hook.
6490 * doc/tm.texi.in: Document it.
6491 * doc/tm.texi: Regenerate.
6492 * ira.c (setup_pressure_classes): Call target hook if defined.
6494 2016-11-07 David Malcolm <dmalcolm@redhat.com>
6496 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
6498 (rtx_writer::print_rtx): In compact mode, omit trailing operands
6499 that have the default values.
6500 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
6502 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
6503 label string from expected dump.
6504 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
6507 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6510 * alias.c (nonoverlapping_memrefs_p): If one decl is
6511 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
6513 2016-11-07 Richard Biener <rguenther@suse.de>
6516 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6519 2016-11-07 Richard Biener <rguenther@suse.de>
6521 PR tree-optimization/78218
6522 * gimple-ssa-store-merging.c
6523 (pass_store_merging::terminate_all_aliasing_chains):
6524 Drop unused argument, fix alias check to also consider uses.
6525 (pass_store_merging::execute): Adjust.
6527 2016-11-07 Richard Biener <rguenther@suse.de>
6529 PR tree-optimization/78228
6530 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
6533 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6536 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
6537 aarch64_simd_shift_imm_<mode> predicate for operand 1.
6538 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
6539 to restrict them to an appropriate range and add FAIL check if the
6540 region they specify is out of range. Delete useless constraint
6542 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
6543 2 and 3 to restrict their range and add pattern predicate.
6545 2016-11-07 Martin Liska <mliska@suse.cz>
6547 * asan.c (enum asan_check_flags): Move the enum to header file.
6548 (asan_init_shadow_ptr_types): Make type creation more generic.
6549 (shadow_mem_size): New function.
6550 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
6551 Rewritten stack unpoisoning code.
6552 (build_shadow_mem_access): Add new argument return_address.
6553 (instrument_derefs): Instrument local variables if use after scope
6554 sanitization is enabled.
6555 (asan_store_shadow_bytes): New function.
6556 (asan_expand_mark_ifn): Likewise.
6557 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
6558 * asan.h (enum asan_mark_flags): Moved here from asan.c
6559 (asan_protect_stack_decl): Protect all declaration that need
6561 (asan_sanitize_use_after_scope): New function.
6562 (asan_no_sanitize_address_p): Likewise.
6563 * cfgexpand.c (partition_stack_vars): Consider
6564 asan_sanitize_use_after_scope in condition.
6565 (expand_stack_vars): Likewise.
6566 * common.opt (-fsanitize-address-use-after-scope): New option.
6567 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
6568 Explain the parameter.
6569 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
6570 * gimplify.c (build_asan_poison_call_expr): New function.
6571 (asan_poison_variable): Likewise.
6572 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
6573 variables that have address taken.
6574 (gimplify_decl_expr): Likewise.
6575 (gimplify_target_expr): Likewise for C++ temporaries.
6576 (sort_by_decl_uid): New function.
6577 (gimplify_expr): Unpoison all variables for a label we can jump
6578 from outside of a scope.
6579 (gimplify_switch_expr): Unpoison variables defined in the switch
6581 (gimplify_function_tree): Clear asan_poisoned_variables.
6582 (asan_poison_variables): New function.
6583 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
6584 * internal-fn.c (expand_ASAN_MARK): New function.
6585 * internal-fn.def (ASAN_MARK): Declare.
6586 * opts.c (finish_options): Handle -fstack-reuse if
6587 -fsanitize-address-use-after-scope is enabled.
6588 (common_handle_option): Enable address sanitization if
6589 -fsanitize-address-use-after-scope is enabled.
6590 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
6592 * params.h: Likewise.
6593 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
6594 * sanitizer.def: Define __asan_poison_stack_memory and
6595 __asan_unpoison_stack_memory functions.
6596 * asan.c (asan_mark_poison_p): New function.
6597 (transform_statements): Handle asan_mark_poison_p calls.
6598 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
6600 2016-11-07 Tamar Christina <tamar.christina@arm.com>
6603 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
6605 2016-11-07 Martin Liska <mliska@suse.cz>
6607 * tree-profile.c (gimple_gen_time_profiler): Set proper type
6608 to time_profiler_counter_ptr.
6610 2016-11-07 Richard Biener <rguenther@suse.de>
6612 PR tree-optimization/37150
6613 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
6615 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
6616 (vect_analyze_slp_cost_1): Account for the real number of
6617 permutations emitted and for dead loads.
6618 (vect_transform_slp_perm_load): Add n_perms parameter counting
6619 the number of emitted permutations.
6620 * tree-vect-stmts.c (vectorizable_load): Adjust.
6622 2016-11-07 Richard Biener <rguenther@suse.de>
6624 PR tree-optimization/78189
6625 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
6626 alignment computation.
6628 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
6630 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
6632 2016-11-05 Martin Sebor <msebor@redhat.com>
6634 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
6637 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
6641 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
6643 2016-11-04 Jakub Jelinek <jakub@redhat.com>
6646 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
6647 doesn't have rtl set.
6649 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6651 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
6652 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
6653 rs6000_gimple_fold_builtin.
6654 (rs6000_gimple_fold_builtin): New function. Add handling for
6655 early expansion of vector addition builtins.
6657 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6659 * expr.h (copy_blkmode_from_reg): Delete.
6660 * expr.c (copy_blkmode_from_reg): Make static.
6662 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6664 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
6665 * combine.c (LOAD_EXTEND_OP): Delete.
6666 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
6667 * cse.c (LOAD_EXTEND_OP): Delete.
6668 * fold-const.c (LOAD_EXTEND_OP): Likewise.
6669 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
6670 * postreload.c (LOAD_EXTEND_OP): Delete.
6671 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
6672 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
6673 (find_reloads): Likewise.
6674 * reload1.c (eliminate_regs_1): Likewise.
6675 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
6676 (num_sign_bit_copies1): Likewise.
6678 2016-11-04 David Malcolm <dmalcolm@redhat.com>
6680 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
6681 (selftest::ix86_test_dumping_hard_regs): New function.
6682 (selftest::ix86_run_selftests): New function.
6683 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
6684 selftest::ix86_run_selftests.
6685 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
6686 * doc/tm.texi: Regenerate
6687 * selftest-rtl.h: New file.
6688 * rtl-tests.c: Include "selftest-rtl.h".
6689 (selftest::assert_rtl_dump_eq): Make non-static.
6690 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
6691 (selftest::test_dumping_regs): Update comment.
6692 * selftest-run-tests.c: Include "target.h".
6693 (selftest::run_tests): If non-NULL, call
6694 targetm.run_target_selftests.
6695 * target.def (run_target_selftests): New hook.
6697 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6699 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
6700 representative core for this architecture.
6701 * config/arm/arm-cores.def (cortex-m33): Define new processor.
6702 * config/arm/arm-tables.opt: Regenerate.
6703 * config/arm/arm-tune.md: Likewise.
6704 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
6705 valid -mcpu options.
6706 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
6708 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6710 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
6711 representative core for this architecture.
6712 * config/arm/arm-cores.def (cortex-m23): Define new processor.
6713 * config/arm/arm-tables.opt: Regenerate.
6714 * config/arm/arm-tune.md: Likewise.
6715 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
6716 this tuning parameters apply to in the comment.
6717 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
6718 valid -mcpu options.
6719 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
6721 2016-11-04 Bin Cheng <bin.cheng@arm.com>
6723 * fold-const.c (fold_cond_expr_with_comparison): Remove call
6724 to pedantic_non_lvalue_loc. Remove useless code for lvalue
6725 where cond_expr can't be a lvalue.
6727 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
6729 * config/arc/arc.c (arc_process_double_reg_moves): Use
6731 * config/arc/arc.md (movsi_insn): Disable unsupported move
6732 instructions for ARCv2 cores.
6733 (movdi): Use prepare_move_operands.
6734 (movsf, movdf): Use move_dest_operand predicate.
6735 * config/arc/constraints.md (Chs): Enable when barrel shifter is
6737 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
6738 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
6740 (dexcl_3op_peep2_insn_nores): Likewise.
6741 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
6742 (LINK_COMMAND_SPEC): Remove.
6744 2016-11-04 Richard Biener <rguenther@suse.de>
6747 * loop-invariant.c (find_exits): Record entering inner
6748 loops as possibly exiting to handle infinite sub-loops.
6749 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
6750 (fill_always_executed_in_1): Honor infinite child loops.
6752 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6755 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
6756 has already been adjusted for endianness, so don't adjust it any
6760 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
6761 ICmode unless we have standard PowerPC floating point.
6762 * config/rs6000/rs6000.md (FP iterator): Likewise.
6763 (FMOVE128 iterator): Likewise.
6765 2016-11-03 Jakub Jelinek <jakub@redhat.com>
6766 Alexandre Oliva <aoliva@redhat.com>
6767 Jason Merrill <jason@redhat.com>
6771 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
6773 * langhooks.c (lhd_type_dwarf_attribute): New function.
6774 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
6775 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
6776 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
6777 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
6778 (check_qualified_type, check_aligned_type): Call it.
6779 * dwarf2out.c (modified_type_die): Don't use type_main_variant
6780 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6781 check_base_type and check_lang_type.
6782 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
6783 return early. For pointer-to-data-member add DW_AT_use_location
6785 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
6787 (gen_type_die_with_usage): Don't use type_main_variant
6788 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6789 check_base_type and check_lang_type. Formatting fixes. Call
6790 get_debug_type langhook.
6792 2016-11-03 Jason Merrill <jason@redhat.com>
6794 * tree.c (check_lang_type): New.
6795 (check_qualified_type): Use it.
6796 (check_aligned_type): Use it.
6797 * tree.h: Declare it.
6799 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
6801 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
6802 (arm*-freebsd*): Likewise.
6803 (arm*-*-netbsdelf*): Likewise.
6804 (arm*-*-linux*): Likewise.
6805 (arm*-*-uclinux*eabi*): Likewise.
6806 (arm*-*-phoenix*): Likewise.
6807 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
6808 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
6809 specified. Default to arm6 if target_cpu_cname is not set.
6810 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
6811 default cpu has been correctly configured.
6812 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
6813 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
6814 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
6815 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
6816 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6817 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
6818 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6820 2016-11-03 Jiong Wang <jiong.wang@arm.com>
6822 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
6823 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
6824 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
6825 (output_cfa_loc): Support DW_CFA_val_expression.
6826 (output_cfa_loc_raw): Likewise.
6827 (output_cfi): Likewise.
6828 (output_cfi_directive): Likewise.
6829 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
6830 (dw_cfi_oprnd2_desc): Likewise.
6831 (mem_loc_descriptor): Recognize new pattern generated for value
6834 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
6836 PR rtl-optimization/78186
6837 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
6838 well, when converting to IOR.
6840 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
6842 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
6843 (vec_interleave_highv8qi): Likewise.
6845 2016-11-03 Martin Liska <mliska@suse.cz>
6847 * profile.c (instrument_values): Fix coding style.
6848 (branch_prob): Use renamed function.
6849 * tree-profile.c (init_ic_make_global_vars): Likewise.
6850 (gimple_init_edge_profiler): Rename to
6851 gimple_init_gcov_profiler.
6852 tree_time_profiler_counter variable declaration.
6853 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
6855 * value-prof.h: Remove an argument.
6857 2016-11-03 Richard Biener <rguenther@suse.de>
6859 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
6860 symtab_node::get_create.
6862 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6864 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
6865 Move comments into more natural position.
6867 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
6869 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
6870 (PTRDIFF_TYPE): Define as int.
6872 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6874 * ccmp.c (expand_ccmp_expr_1): Adjust.
6875 (expand_ccmp_expr): Likewise.
6876 (expand_ccmp_next): Likewise.
6877 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
6878 (aarch64_gen_ccmp_first): Likewise.
6879 * doc/tm.texi: Regenerate.
6880 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
6881 (gen_ccmp_next): Likewise.
6883 2016-11-03 Bin Cheng <bin.cheng@arm.com>
6885 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
6886 (vect_is_simple_reduction): Swap cond_reduction by inversion.
6888 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
6890 * config/i386/i386.c (ix86_init_libfuncs): New. Call
6891 darwin_rename_builtins here.
6892 (ix86_expand_divmod_libfunc): New.
6893 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
6894 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
6896 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
6897 Nathan Sidwell <nathan@acm.org>
6899 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
6901 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
6903 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
6905 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
6906 to format MODE_INT and MODE_PARTIAL_INT literals.
6908 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
6911 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
6912 NULL if TARGET_SPE_ABI.
6914 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6916 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
6917 clear padding bits even when they're less than a byte.
6919 2016-11-02 Richard Biener <rguenther@suse.de>
6921 * gimple-ssa-store-merging.c: Include gimplify-me.h.
6922 (imm_store_chain_info::output_merged_stores): Force base_addr
6923 to be proper GIMPLE for a MEM_REF address.
6924 (pass_store_merging::execute): Restrict negative bitpos
6925 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
6926 check. Take into account non-NULL_TREE offset if the base
6927 is already addressable.
6929 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
6931 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
6933 (aarch64_be_crypto_sha1hv4si): New pattern.
6935 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
6937 * config/aarch64/aarch64.md (add<mode>3): Remove
6938 redundant code. Don't split frame based additions.
6940 2016-11-02 Richard Biener <rguenther@suse.de>
6942 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
6943 redundant val and dest members.
6944 (store_immediate_info::store_immediate_info): Adjust.
6945 (merged_store_group::merged_store_group): Adjust.
6946 (merged_store_group::apply_stores): Likewise.
6947 (struct imm_store_chain_info): Add base_addr field.
6948 (imm_store_chain_info::imm_store_chain_info): New constructor.
6949 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
6950 (imm_store_chain_info::output_merged_store): Likewise. Use
6951 addr_base which is already the address.
6952 (imm_store_chain_info::output_merged_stores): Likewise.
6953 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
6954 imm_store_chain_info instead of base. Fix alias check.
6955 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
6956 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
6957 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
6958 use the address of the base and adjust for other changes.
6960 2016-11-02 Martin Liska <mliska@suse.cz>
6962 * fold-const-call.c (host_size_t_cst_p): Test whether
6963 t is convertible to size_t.
6965 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6967 PR tree-optimization/78170
6968 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
6969 introduced by native_encode_expr on little-endian as well.
6971 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6973 PR tree-optimization/78162
6974 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
6977 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6979 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
6981 (aarch64_next_callee_save): Likewise.
6982 (aarch64_pushwb_single_reg): Likewise.
6983 (aarch64_gen_storewb_pair): Likewise.
6984 (aarch64_push_regs): Likewise.
6985 (aarch64_gen_loadwb_pair): Likewise.
6986 (aarch64_pop_regs): Likewise.
6987 (aarch64_gen_store_pair): Likewise.
6988 (aarch64_gen_load_pair): Likewise.
6989 (aarch64_save_callee_saves): Likewise.
6990 (aarch64_restore_callee_saves): Likewise.
6992 2016-11-02 Richard Biener <rguenther@suse.de>
6994 PR tree-optimization/78035
6995 PR tree-optimization/77964
6996 * gimple-pretty-print.c (pp_points_to_solution): Print
6997 vars_contains_interposable.
6998 * tree-ssa-alias.c: Include varasm.h.
6999 (ptrs_compare_unequal): Check vars_contains_interposable and
7000 decl_binds_to_current_def_p.
7001 (dump_points_to_solution): Dump vars_contains_interposable.
7002 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
7004 * tree-ssa-structalias.c: Include varasm.h.
7005 (set_uids_in_ptset): Record whether vars contains a
7006 not decl_binds_to_current_def_p variable in vars_contains_interposable.
7007 (ipa_escaped_pt): Update initializer.
7009 2016-11-02 Richard Biener <rguenther@suse.de>
7011 PR tree-optimization/78047
7012 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
7013 fake field at offset zero conservatively regarding to may_have_pointers.
7015 2016-11-02 Richard Biener <rguenther@suse.de>
7017 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
7018 infer_value_range on stmt ops and update value-ranges.
7019 Dump visited stmts and blocks.
7020 (evrp_dom_walker::push_value_range): Dump changes.
7021 (evrp_dom_walker::pop_value_range): Likewise.
7022 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
7024 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7026 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
7028 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
7030 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7032 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
7033 and adjust for that.
7034 * cfgrtl.h (delete_insn_chain): Adjust prototype.
7036 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7038 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
7040 (transcode_memory_rtx): Likewise.
7041 (move_to_acc): Likewise.
7042 (move_from_acc): Likewise.
7043 (move_acc_to_reg): Likewise.
7044 (move_to_x): Likewise.
7045 (move_to_hl): Likewise.
7046 (move_to_de): Likewise.
7047 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
7048 (rs6000_emit_savres_rtx): Likewise.
7049 (rs6000_emit_prologue): Likewise.
7050 * reorg.c (update_reg_unused_notes): Likewise.
7051 * rtl.h (remove_note): Adjust prototype.
7052 * rtlanal.c (remove_note): Make argument type rtx_insn *.
7054 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7056 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
7057 variables so some can be rtx_insn *.
7058 (alpha_emit_xfloating_libcall): Likewise.
7059 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
7060 (mips_legitimize_tls_address): Likewise.
7061 * optabs.c (expand_binop): Likewise.
7062 * reload1.c (gen_reload): Likewise.
7064 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7066 * reorg.c (relax_delay_slots): Split up the trial variable.
7068 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7070 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
7071 of variables rtx_insn *.
7072 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
7073 (legitimize_tls_address): Likewise.
7074 * config/bfin/bfin.c (hwloop_optimize): Likewise.
7075 (bfin_gen_bundles): Likewise.
7076 * config/c6x/c6x.c (reorg_split_calls): Likewise.
7077 (c6x_reorg): Likewise.
7078 * config/frv/frv.c (frv_reorder_packet): Likewise.
7079 * config/i386/i386.c (ix86_split_idivmod): Likewise.
7080 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
7081 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
7082 * config/mn10300/mn10300.c: Likewise.
7083 * config/rl78/rl78.c: Likewise.
7084 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
7085 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
7086 (sh_expand_cmpnstr): Likewise.
7087 (sh_expand_strlen): Likewise.
7088 (sh_expand_setmem): Likewise.
7089 * config/sh/sh.md: Likewise.
7090 * emit-rtl.c (emit_pattern_before): Likewise.
7091 * except.c: Likewise.
7092 * final.c: Likewise.
7095 2016-11-01 Jason Merrill <jason@redhat.com>
7097 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
7098 a COND_EXPR with constant condition.
7100 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7102 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
7103 and its initialization.
7105 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7107 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
7110 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7112 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
7113 argument, don't call add_linkage_name if it is true.
7114 (gen_variable_die): For C++ inline static data members, consider the
7115 initial call when old_die is NULL to be declaration and call
7116 add_name_and_src_coords_attributes in that case with true as
7117 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
7118 (gen_member_die): For C++ inline static data members, emit a
7119 definition DIE right away in DW_TAG_compile_unit context.
7121 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
7124 * config/pa/pa.md: Add new shift/add patterns to handle
7125 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
7127 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
7129 * config/xtensa/xtensa-protos.h
7130 (xtensa_use_return_instruction_p): New prototype.
7131 * config/xtensa/xtensa.c (xtensa_current_frame_size,
7132 xtensa_callee_save_size): Remove.
7133 (struct machine_function): Add new fields: current_frame_size,
7134 callee_save_size, frame_laid_out and epilogue_done.
7135 (compute_frame_size, xtensa_expand_prologue,
7136 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
7137 cfun->machine->callee_save_size and xtensa_current_frame_size
7138 with cfun->machine->current_frame_size.
7139 (compute_frame_size): Update cfun->machine->frame_laid_out and
7140 don't update frame layout after reload completion.
7141 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
7142 instead of zeroing xtensa_current_frame_size.
7143 (xtensa_use_return_instruction_p): New function.
7144 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
7146 (INITIAL_ELIMINATION_OFFSET): Use return value of
7147 compute_frame_size instead of xtensa_current_frame_size value.
7148 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
7149 function xtensa_use_return_instruction_p instead of inline code.
7151 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7153 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
7154 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
7155 * dwarf2out.c (rnglist_idx): New variable.
7156 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
7157 (DEBUG_RNGLISTS_SECTION): Define.
7158 (ranges_base_label): New variable.
7159 (size_of_die) <case dw_val_class_range_list>: If using
7160 DW_FORM_rnglistx, count size of uleb128 of range list index.
7161 (value_format) <case dw_val_class_range_list>: For
7162 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
7163 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
7164 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
7165 (add_ranges_num): Remove useless prototype. Don't multiply
7166 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
7167 for new fields added to dw_ranges struct.
7168 (add_ranges): Add maybe_new_sec argument and pass it
7169 through to add_ranges_num.
7170 (note_rnglist_head): New function.
7171 (add_ranges_by_labels): Pass true as maybe_new_sec to
7172 add_ranges_num, call note_rnglist_head on the head of the list.
7173 (output_ranges): Add function comment. Switch to
7174 .debug_ranges section here and emit .Ldebug_ranges0 label.
7175 (index_rnglists, output_rnglists): New functions.
7176 (gen_subprogram_die): Formatting fixes.
7177 (add_high_low_attributes): Don't divide offsets
7178 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
7179 first list element or when pointing into the middle of
7180 a list. Pass true as second argument to add_ranges on the
7181 first block fragment after cold/hot section switch.
7182 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
7183 section instead of .debug_ranges. Initialize
7184 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
7185 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
7186 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
7187 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
7188 Call output_rnglists for -gdwarf-5.
7189 (dwarf2out_c_finalize): Clear rnglist_idx.
7191 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
7193 * combine.c (simplify_compare_const): Add gcc_fallthrough.
7195 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
7196 Tamar Christina <tamar.christina@arm.com>
7198 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
7199 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
7200 (vmaxnmq_f32): Likewise.
7201 (vminnm_f32): Likewise.
7202 (vminnmq_f32): Likewise.
7203 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
7205 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
7208 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7210 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
7211 binary floating point types supported by the hardware except for
7213 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
7214 vector instruction for optimizing extracting a SImode from a
7215 V4SImode vector and converting it to floating point.
7216 (vsx_xvcvuxwdp_df): Likewise.
7217 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
7218 registers to be any VSX register. Move stores to the end of the
7220 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
7221 to optimize extracting a SImode from a V4SImode vector and
7222 converting it to a binary floating point type supported by the
7223 hardware. Use the vector converts instead of extracting the
7224 element, sign extending it, and then converting it to double.
7225 Other floating point types than double first convert to double,
7226 then the double is converted to that type.
7227 (vsx_extract_si_<uns>float_<mode>): Likewise.
7229 2016-10-31 Andrew Pinski <apinski@cavium.com>
7231 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
7232 Rewrite handling of part num to handle the case where
7233 multiple implementers share the same part num.
7235 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
7236 Jakub Jelinek <jakub@redhat.com>
7238 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
7239 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
7241 2016-10-31 Jakub Jelinek <jakub@redhat.com>
7243 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
7244 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
7245 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
7246 (is_cu_die, is_unit_die): Likewise.
7247 (should_move_die_to_comdat, break_out_comdat_types): Adjust
7248 comments for DWARF5 DW_UT_type units.
7249 (output_compilation_unit_header): Add UT argument, output
7250 start of DWARF5 .debug_info section header.
7251 (output_comp_unit): Add dwo_id argument. Adjust
7252 output_compilation_unit_header caller, for DW_UT_split_compile
7253 emit dwo_id field, otherwise padding1. Emit padding2 field.
7254 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
7255 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
7256 (output_skeleton_debug_sections): Add dwo_id argument, for
7257 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
7258 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
7259 DW_UT_type or DW_UT_split_type units rather than .debug_types.
7260 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
7261 DW_TAG_compile_unit for skeleton unit die. Don't add
7262 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
7263 address to output_comp_unit and output_skeleton_debug_sections.
7265 * dwarf2out.c (debug_line_str_section): New variable.
7266 (debug_line_str_hash): Likewise.
7267 (DEBUG_LINE_STR_SECTION): Define.
7268 (set_indirect_string): Handle DW_FORM_line_strp like
7270 (find_string_form): Fix up formatting.
7271 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
7273 (output_die): Handle DW_FORM_line_strp.
7274 (DWARF5_USE_DEBUG_LINE_STR): Define.
7275 (output_line_string): New function.
7276 (output_file_names): Add -gdwarf-5 support.
7277 (output_line_info): Likewise.
7278 (init_sections_and_labels): Initialize debug_line_str_section.
7279 (output_indirect_string): Change 2nd argument from void *
7280 to enum dwarf_form form, compare with form rather than
7282 (output_indirect_strings): Pass DW_FORM_strp to
7283 output_indirect_string traversion.
7284 (dwarf2out_finish): Output .debug_line_str strings.
7285 (dwarf2out_c_finalize): Clear debug_line_str_section and
7286 debug_line_str_hash.
7288 2016-10-31 Tom Tromey <tom@tromey.com>
7291 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
7292 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
7293 DW_OP_GNU_push_tls_address case.
7294 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
7296 2016-10-31 Jakub Jelinek <jakub@redhat.com>
7298 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
7299 for frame_offset_rel bit.
7300 (struct array_descr_info): Add rank field.
7301 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
7302 and placeholder_seen fields.
7303 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
7304 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
7305 DW_OP_pick 1 into DW_OP_over.
7306 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
7307 gen_variant_part): Clear placeholder_{arg,seen}.
7308 (loc_list_from_tree_1): Drop const from context argument.
7309 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
7310 (loc_list_for_address_of_addr_expr_of_indirect_ref,
7311 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
7313 (add_scalar_info): Drop const from context argument. Handle
7314 context->placeholder_arg.
7315 (add_bound_info): Drop const from context argument.
7316 (gen_descr_array_type_die): Drop const from ctx variable.
7317 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
7318 attribute and use a single DW_TAG_generic_subrange instead of
7319 7 DW_TAG_subrange_type for assumed rank arrays.
7321 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
7322 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
7323 from bool to 1-bit uchar bitfield. Add num_assigned and
7324 offset_emitted bitfields.
7325 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
7326 for dw_val_class_lineptr and dw_val_class_macptr. Handle
7327 dw_val_class_loclistsptr.
7328 (new_addr_loc_descr): Fix up formatting.
7329 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
7330 (add_AT_low_high_pc): Fix up formatting.
7331 (add_AT_loclistsptr): New function.
7332 (AT_lbl): Allow dw_val_class_loclistsptr.
7333 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
7334 Handle dw_val_class_loclistsptr.
7335 (loc_list_idx): New variable.
7336 (output_loclists_offsets, assign_location_list_indexes): New
7338 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
7339 add size_of_uleb128 of the index. Drop never used
7340 dwarf_split_debug_info AT_index handling. Handle
7341 dw_val_class_loclistsptr.
7342 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
7343 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
7344 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
7345 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
7346 DW_FORM_loclistx indexes.
7347 (output_attr_index_or_value): Fix up formatting. Don't handle
7348 dw_val_class_loc_list here.
7349 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
7350 For dw_val_class_loc_list call output_loc_list_offset rather than
7351 output_attr_index_or_value.
7352 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
7353 or .debug_loclists.dwo section name for debug_loc_section.
7354 (resolve_addr_in_expr): Formatting fix.
7355 (index_location_lists): Likewise.
7356 (dwarf2out_finish): If there are any location lists, for
7357 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
7358 index_location_lists only if have_location_lists. Call
7359 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
7360 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
7361 -gsplit-dwarf also emit offset table.
7363 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
7364 (size_of_die, value_format, output_die): Use
7365 DW_FORM_data16 for 128-bit dw_val_class_const_double or
7366 dw_val_class_wide_int.
7368 * dwarf2out.c (dwarf_op): Renamed to ...
7369 (dwarf_OP): ... this.
7370 (convert_descriptor_to_mode, scompare_loc_descriptor,
7371 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7372 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
7374 (dwarf_AT, dwarf_TAG): New functions.
7375 (check_die): Disallow DW_AT_call_all_calls next to
7376 DW_AT_GNU_all_call_sites.
7377 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
7378 and attributes instead of the corresponding GNU tag and attributes.
7379 (gen_subprogram_die): Likewise. Emit call site information even
7380 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
7381 DW_AT_defaulted in comment.
7382 (resolve_addr): Handle DW_AT_call_origin attribute on
7383 DW_TAG_call_site DIE like DW_AT_abstract_origin on
7384 DW_TAG_GNU_call_site DIE.
7386 * dwarf2out.c (dwarf_op): New function.
7387 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
7388 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
7389 (output_loc_operands, output_loc_operands_raw): Likewise.
7390 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
7391 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
7392 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
7393 if dwarf_version < 5.
7394 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
7396 (scompare_loc_descriptor, ucompare_loc_descriptor,
7397 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7398 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
7399 optimize_location_into_implicit_ptr): Likewise. Only punt for
7400 !dwarf_strict if dwarf_version < 5.
7401 (string_cst_pool_decl): Adjust comment.
7402 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
7404 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
7405 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7406 (struct dw_val_node): Add val_file_implicit field.
7407 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
7408 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
7409 output_die): Handle dw_val_class_const_implicit,
7410 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7411 (abbrev_die_table): Change into va_gc vec.
7412 (abbrev_die_table_allocated, abbrev_die_table_in_use,
7413 ABBREV_DIE_TABLE_INCREMENT): Remove.
7414 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
7415 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
7417 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
7418 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
7420 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
7422 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
7424 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
7426 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
7427 unit. Call optimize_abbrev_table.
7428 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
7429 abbrev_die_table being a va_gc vec.
7431 PR tree-optimization/77860
7432 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
7433 also integral complex and vector constants.
7435 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
7436 optimize_macinfo_range, save_macinfo_strings): Replace
7437 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
7438 (output_macinfo): Likewise. Emit .debug_macro* rather than
7439 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
7440 (init_sections_and_labels): Use .debug_macro* labels rather than
7441 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
7442 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
7443 or DW_AT_GNU_macros for -gdwarf-5.
7445 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
7447 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
7449 2016-09-11 Le-Chun Wu <lcwu@google.com>
7450 Mark Wielaard <mjw@redhat.com>
7452 * common.opt (Wshadow=global): New option. Default for -Wshadow.
7453 (Wshadow=local): New option.
7454 (Wshadow-local): Hidden alias for -Wshadow=local.
7455 (Wshadow=compatible-local): New option.
7456 (Wshadow-compatible-local): Hidden alias for
7457 -Wshadow=compatible-local.
7458 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
7459 Wshadow=compatible-local.
7461 2016-10-31 Bin Cheng <bin.cheng@arm.com>
7463 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
7464 Check slp defs for COND_EXPR by swapping/inverting operands if the
7465 new parameter SWAP indicates so.
7466 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
7467 is isomorphic to the first stmt via swapping/inverting. Store swap
7468 information in the new parameter SWAP.
7469 (vect_build_slp_tree): New local array SWAP and pass it to function
7470 vect_build_slp_tree_1. Cleanup result handling code for function
7471 call to vect_get_and_check_slp_defs. Skip operand swapping if the
7472 order of operands has been fixed as indicated by SWAP[i].
7474 2016-10-31 Bin Cheng <bin.cheng@arm.com>
7476 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
7477 unnecessary data dependence check after visited store stmt.
7479 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7481 PR tree-optimization/71915
7482 PR tree-optimization/71490
7483 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
7485 (find_basis_for_base_expr): Require stride types to match when
7487 (alloc_cand_and_find_basis): Record the stride type.
7488 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
7489 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
7490 the expressions having those types.
7491 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
7492 (create_mul_ssa_cand): Likewise.
7493 (create_mul_imm_cand): Likewise.
7494 (create_add_ssa_cand): Likewise.
7495 (create_add_imm_cand): Likewise.
7496 (legal_cast_p_1): Change interface to accept types rather than the
7497 expressions having those types.
7498 (legal_cast_p): Pass types to legal_cast_p_1.
7499 (slsr_process_cast): Pass stride type to
7500 alloc_cand_and_find_basis.
7501 (slsr_process_copy): Likewise.
7502 (dump_candidate): Display stride type when a cast exists.
7503 (create_add_on_incoming_edge): Introduce a cast when necessary for
7505 (analyze_increments): Change the code checking for invalid casts
7506 to rely on the stride type, and update the documentation and
7507 example. Change the code checking for pointer multiplies to rely
7509 (insert_initializers): Introduce a cast when necessary for the
7510 stride type. Use the stride type for the type of the initializer.
7512 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7514 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
7516 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7518 PR rtl-optimization/77919
7519 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
7520 into memory if both modes are complex and their inner modes have the
7521 same precision. If the two modes are different complex modes, convert
7522 each part separately and generate a new CONCAT.
7524 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7526 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
7528 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7531 * gimple-ssa-store-merging.c
7532 (imm_store_chain_info::output_merged_store): Use build_aligned_type
7533 instead of SET_TYPE_ALIGN on shared integral type.
7535 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7537 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7538 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
7541 2016-10-28 Jeff Law <law@redhat.com>
7543 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
7544 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
7546 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7548 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
7550 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7552 * target.def (min_arithmetic_precision): New hook.
7553 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
7554 * doc/tm.texi: Regenerate.
7555 * internal-fn.c (expand_arith_overflow): Adjust handling of target
7556 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
7557 * targhooks.c (default_min_arithmetic_precision): New function.
7558 * targhooks.h (default_min_arithmetic_precision): Declare.
7559 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
7560 (sparc_min_arithmetic_precision): New function.
7562 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7565 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
7566 Swap commutative operands in new RTL if needed. Handle zero_ext
7568 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
7571 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7572 Kugan Vivekanandarajah <kuganv@linaro.org>
7573 Jim Wilson <jim.wilson@linaro.org>
7575 PR tree-optimization/43721
7576 * target.def: New hook expand_divmod_libfunc.
7577 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
7578 * doc/tm.texi: Regenerate.
7579 * internal-fn.def: Add new entry for DIVMOD ifn.
7580 * internal-fn.c (expand_DIVMOD): New.
7581 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
7583 (widen_mul_stats): Add new field divmod_calls_inserted.
7584 (target_supports_divmod_p): New.
7585 (divmod_candidate_p): Likewise.
7586 (convert_to_divmod): Likewise.
7587 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
7588 renumber_gimple_stmt_uids at beginning of function. Call
7589 convert_to_divmod and record stats for divmod.
7590 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
7591 TARGET_EXPAND_DIVMOD_LIBFUNC.
7592 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
7595 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7596 Segher Boessenkool <segher@kernel.crashing.org>
7598 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
7599 swapping the arms of the branch.
7600 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
7601 sequence for the generic signed-signed-signed case.
7603 2016-10-28 Jeff Law <law@redhat.com>
7605 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
7607 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7609 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7611 PR rtl-optimization/78029
7612 * function.c (prologue_contains, epilogue_contains): New functions.
7613 (record_prologue_seq, record_epilogue_seq): New functions.
7614 * function.h (prologue_contains, epilogue_contains,
7615 record_prologue_seq, record_epilogue_seq): New declarations.
7616 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
7617 mixing prologue and epilogue insns.
7618 (init_deps): Initialize the new fields in struct deps_desc.
7619 * sched-int.h (struct deps_desc): New fields last_prologue,
7620 last_epilogue, and last_logue_was_epilogue.
7621 * shrink-wrap.c (emit_common_heads_for_components): Record all
7622 emitted prologue and epilogue insns.
7623 (emit_common_tails_for_components): Ditto.
7624 (insert_prologue_epilogue_for_components): Ditto.
7626 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7629 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
7630 * common.opt (fstore-merging): New Optimization option.
7631 * opts.c (default_options_table): Add entry for
7632 OPT_ftree_store_merging.
7633 * fold-const.h (can_native_encode_type_p): Declare prototype.
7634 * fold-const.c (can_native_encode_type_p): Define.
7635 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
7636 (PARAM_MAX_STORES_TO_MERGE): Likewise.
7637 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
7638 * passes.def: Insert pass_tree_store_merging.
7639 * tree-pass.h (make_pass_store_merging): Declare extern
7641 * gimple-ssa-store-merging.c: New file.
7642 * doc/invoke.texi (Optimization Options): Document
7644 (--param documentation): Document store-merging-allow-unaligned
7645 and max-stores-to-merge.
7647 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
7650 * gimplify.c (gimplify_init_constructor): Move emit of constructor
7651 assignment to earlier in the if/else logic.
7653 2016-10-28 Richard Biener <rguenther@suse.de>
7657 * fold-const.c (make_bit_field_ref): Only adjust alias set
7658 when the original alias set was zero.
7660 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7662 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
7663 (s390_adjust_loops): New function.
7664 (s390_reorg): Invoke s390_adjust_loops.
7665 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
7666 ("osc_break"): New insn definition.
7668 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7670 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
7671 * config.gcc: Support alternate archXX cpu levels with
7672 --with-arch= and --with-tune=.
7673 * config/s390/linux.h: Translate new archXX cpu levels to the
7674 original names when calling GAS.
7675 * config/s390/tpf.h: Likewise.
7676 * doc/invoke.texi: Document the alternate cpu level names.
7678 2016-10-28 Jakub Jelinek <jakub@redhat.com>
7680 PR rtl-optimization/77919
7681 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
7682 MEM if mode1 is not a complex mode.
7684 PR rtl-optimization/78132
7685 * ree.c (combine_reaching_defs): Give up if copy_needed and
7686 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
7688 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
7690 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
7692 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7694 * config/rs6000/constraints.md (wH constraint): Add new
7695 constraints for allowing 32-bit integers (and eventually 8/16-bit
7696 integers) into the vector registers.
7697 (wI constraint): Likewise.
7698 (wJ constraint): Likewise.
7699 (wK constraint): Likewise.
7700 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
7701 -mvsx-small-integer as a default option for ISA 2.07
7703 (POWERPC_MASKS): Likewise.
7704 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
7705 switch to turn off small integer support in vector registers.
7706 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
7707 test for -mupper-regs-di, since it is already done with the
7708 reg_add[mode].scalar_in_vsx_p. Add support for the switch
7709 -mvsx-small-integer.
7710 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
7712 (rs6000_setup_reg_addr_masks): Likewise.
7713 (rs6000_init_hard_regno_mode_ok): Likewise.
7714 (rs6000_option_override_internal): Add consistency checks for
7715 -mvsx-small-integer.
7716 (rs6000_secondary_reload_simple_move): SImode is a simple move if
7717 -mvsx-small-integer.
7718 (rs6000_secondary_reload): Use std::swap.
7719 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
7720 VSX_REGS for small integers in vector registers, since there is no
7721 D-FORM address mode for such types.
7722 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
7723 (rs6000_opt_masks): Add -mvsx-small-integer.
7724 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
7726 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
7727 extracts can be done on ISA 2.07.
7728 (vsx_extract_<mode>): Add support for small integers in vsx
7730 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
7731 longer support V4SImode in this pattern.
7732 (vsx_extract_si): New insn to support extraction of SImode in ISA
7733 2.07 using either xxextractuw or vspltw.
7734 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
7735 longer support V4SImode in this pattern.
7736 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
7737 wJ, and wK constraints.
7738 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
7739 storing SDmode with VSX instructions.
7740 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
7741 GPR load and before the FPR and VSX loads. Remove ??, ! from the
7742 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
7743 small integers in vector registers.
7744 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
7745 load and before the FPR and VSX loads. Remove ??, ! from the
7746 constraints. Add VEXTSW2D support for small integers in vector
7748 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
7749 integers in vector registers.
7750 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
7751 move instead of using an UNSPEC.
7752 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
7753 integers in vector registers.
7754 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
7755 move instead of using an UNSPEC.
7756 (movsi_internal1): Add support for -mvsx-small-integer. Align
7757 columns so that it is more readable.
7758 (SImode splitter for ISA 3.0 constants): Add splitter for
7759 -128..127 constants that can easily be constructed on ISA 3.0.
7760 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
7763 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7766 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
7769 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
7771 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
7772 PIC_OFFSET_TABLE_REGNUM twice.
7774 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7776 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
7777 support for constant operand for OP.
7779 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7781 * dwarf2out.c (gen_member_die): Only reparent_child instead of
7782 splice_child_die if child doesn't have DW_AT_specification attribute.
7784 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7786 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
7787 (TARGET_HAVE_LDREXBH): Likewise.
7788 (TARGET_HAVE_LDACQ): Likewise.
7790 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7792 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
7793 logic to to decide whether to copy over old value to register for new
7795 * config/arm/sync.md: Add comments explaning why mode and code
7796 attribute are not defined in iterators.md
7797 (thumb1_atomic_op_str): New code attribute.
7798 (thumb1_atomic_newop_str): Likewise.
7799 (thumb1_atomic_fetch_op_str): Likewise.
7800 (thumb1_atomic_fetch_newop_str): Likewise.
7801 (thumb1_atomic_fetch_oldop_str): Likewise.
7802 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
7803 mirror the more restrictive constraints of the Thumb-1 insns after
7804 split compared to Thumb-2 counterpart insns.
7805 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
7806 in sync with non atomic version.
7807 (atomic_nand<mode>): Likewise.
7808 (atomic_fetch_<sync_optab><mode>): Likewise.
7809 (atomic_fetch_nand<mode>): Likewise.
7810 (atomic_<sync_optab>_fetch<mode>): Likewise.
7811 (atomic_nand_fetch<mode>): Likewise.
7812 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
7813 in sync with atomic version.
7814 (thumb1_subsi3_insn): Likewise.
7815 (thumb1_andsi3_insn): Likewise.
7816 (thumb1_iorsi3_insn): Likewise.
7817 (thumb1_xorsi3_insn): Likewise.
7819 2016-10-27 Nick Clifton <nickc@redhat.com>
7821 * plugin.c (register_plugin_info): Produce an error message if the
7822 plugin is not found in the hash table.
7824 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7826 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
7829 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
7832 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
7833 define builtin functions from the bdesc_spe_predicates or
7834 bdesc_spe_evsel arrays if the builtin mask is not compatible with
7835 the current compiler configuration.
7836 (paired_init_builtins): Modify loop to not define define builtin
7837 functions from the bdesc_paried_preds array if the builtin mask is
7838 not compatible with the current compiler configuration.
7839 (altivec_init_builtins): Modify loops to not define the
7840 __builtin_altivec_stxvl function nor the builtin functions from
7841 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
7842 builtin mask is not compatible with the current compiler
7845 2016-10-26 Jeff Law <law@redhat.com>
7847 * config/sh/sh.c (output_branch): Add missing fallthru comments.
7848 (gen_shl_and): Likewise.
7849 * config/sh/sh.md (movsicc): Add missing fallthru comments.
7851 * config/mips/mips.c (mips16_constant_cost): Add missing
7853 (mips16_build_call_stub): Increase buffer size. Adjust
7856 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7858 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
7859 INSN_UIDs for all insns in compact mode.
7860 (rtx_writer::print_rtx): Likewise.
7861 * print-rtl.h (rtx_writer::flag_compact): Update comment.
7862 * rtl-tests.c (selftest::test_dumping_insns): Update expected
7863 output to include INSN_UID.
7864 (selftest::test_uncond_jump): Likewise.
7866 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
7868 * haifa-sched.c (call_used_regs_num): Rename to...
7869 (call_saved_regs_num): ...this.
7870 (fixed_regs_num): New variable.
7871 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
7873 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
7875 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7877 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
7879 * print-rtl.c (outfile): Delete global.
7880 (sawclose): Likewise.
7882 (in_call_function_usage): Likewise.
7883 (flag_compact): Likewise.
7884 (flag_simple): Likewise.
7885 (rtx_writer::rtx_writer): New ctor.
7886 (print_rtx_operand_code_0): Convert to...
7887 (rtx_writer::print_rtx_operand_code_0): ...this.
7888 (print_rtx_operand_code_e): Convert to...
7889 (rtx_writer::print_rtx_operand_code_e): ...this.
7890 (print_rtx_operand_codes_E_and_V): Convert to...
7891 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
7892 (print_rtx_operand_code_i): Convert to...
7893 (rtx_writer::print_rtx_operand_code_i): ...this.
7894 (print_rtx_operand_code_r): Convert to...
7895 (rtx_writer::print_rtx_operand_code_r): ...this.
7896 (print_rtx_operand_code_u): Convert to...
7897 (rtx_writer::print_rtx_operand_code_u): ...this.
7898 (print_rtx_operand): Convert to...
7899 (rtx_writer::print_rtx_operand): ...this.
7900 (print_rtx): Convert to...
7901 (rtx_writer::print_rtx): ...this.
7902 (print_inline_rtx): Rewrite in terms of class rtx_writer.
7903 (debug_rtx): Likewise.
7904 (print_rtl): Convert to...
7905 (rtx_writer::print_rtl): ...this.
7906 (print_rtl): Reimplement in terms of class rtx_writer.
7907 (print_rtl_single): Rewrite in terms of class rtx_writer.
7908 (print_rtl_single_with_indent): Convert to..
7909 (rtx_writer::print_rtl_single_with_indent): ...this.
7910 (print_simple_rtl): Rewrite in terms of class rtx_writer.
7911 * print-rtl.h (flag_compact): Delete decl.
7912 (class rtx_writer): New class.
7913 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
7916 2016-10-26 Jeff Law <law@redhat.com>
7918 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
7921 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
7922 (check_if_valid_sleep_operand): Add missing fallthru comment.
7923 (arc_register_move_cost): Increase buffer size.
7924 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
7926 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
7928 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
7929 comment. Add gcc_unreachable for path that should never happen.
7931 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
7934 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7935 Martin Liska <mliska@suse.cz>
7938 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
7939 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
7940 on outer context if any.
7942 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7944 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
7945 by increment rather than double it.
7946 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
7947 emit a space before args[4].
7948 (END): Don't emit a space before with_arg.
7950 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7952 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
7953 Baseline only alternatives to (i) hold store atomic success value in a
7954 return register rather than a scratch register, (ii) use a low register
7955 for it and to (iii) ensure the cbranchsi insn generated by the split
7956 respect the constraints of Thumb-1 cbranchsi4_insn and
7958 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
7959 constraints must match those in atomic_compare_and_swap.
7960 (cbranchsi4_scratch): Likewise.
7962 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7964 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
7965 variable. Add the new parameter to the insn generator. Set that
7966 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
7967 return value from the negation of that parameter for Thumb-1, keeping
7968 the logic unchanged otherwise except for using bdst as the destination
7969 register of the compare_and_swap insn.
7970 (arm_split_compare_and_swap): Add explanation about how is the value
7971 returned to the function comment. Rename scratch variable to
7972 neg_bval. Adapt initialization of variables holding operands to the
7973 new operand numbers. Use return register to hold result of store
7974 exclusive for Thumb-1, scratch register otherwise. Construct the
7975 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
7976 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
7977 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
7978 for strongly ordered compare_and_swap.
7979 * config/arm/predicates.md (cc_register_operand): New predicate.
7980 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
7981 match_operand with the new predicate to accept either the CC flag or a
7982 destination register for the boolean return value, restricting it to
7983 CC flag only via constraint. Adapt operand numbers accordingly.
7985 2016-10-26 Jeff Law <law@redhat.com>
7987 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
7989 * config/frv/frv.c (comparison_string): Do not fall through after
7992 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
7994 (expand_one_builtin): Add missing break.
7996 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
7997 (m32c_legitimate_address_p): Likewise.
7999 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
8001 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
8003 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
8006 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
8009 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
8011 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
8013 (rl78_asm_ctor_dtor): Increase buffer size.
8015 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
8017 (xstormy16_asm_output_constructor): Likewise.
8019 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
8022 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
8023 comment to silence warning.
8025 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
8026 (spu_legitimate_address_p): Fix logic error and add missing fallthru
8029 2016-10-26 Michael Matz <matz@suse.de>
8031 PR tree-optimization/78060
8032 PR tree-optimization/78061
8033 PR tree-optimization/78088
8034 * tree-ssa-loop-split.c (easy_exit_values): New function.
8035 (tree_ssa_split_loops): Use it.
8036 (compute_new_first_bound): Change order of operations,
8037 fix invalid use of types.
8039 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
8041 gen-pass-instances.awk is sensitive to the order in which
8042 passes are added; passes that appear later have to be added first.
8046 * config/avr/avr-passes.def: Swap order of directives for
8047 gen-pass-instances.awk.
8049 2016-10-25 Jeff Law <law@redhat.com>
8051 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
8052 (vax_notice_update_cc): Likewise.
8054 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
8056 * config.gcc (sparc*-*-solaris2*): Adjust.
8057 (sparc64-*-linux*): Likewise.
8058 * config/sparc/default-64.h: Rename to...
8059 * config/sparc/default64.h: ...this.
8060 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
8062 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
8063 * config/sparc/sparc.h: Minor tweaks.
8064 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
8065 TARGET_ARCH32 throughout. Minor various tweaks throughout.
8067 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8069 * input.c (fcache::file_patch): Add comment about lifetime.
8070 (selftest::cpp_reader_ptr): New class.
8071 (selftest::lexer_test): Convert m_parser from cpp_reader *
8072 to a cpp_reader_ptr, and move m_tempfile to after it.
8073 (selftest::lexer_test::lexer_test): Update for above reordering.
8074 (lexer_test::~lexer_test): Move cleanup of m_parser to
8075 cpp_reader_ptr's dtor.
8077 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8079 * toplev.c (toplev::main): Remove call to
8080 location_adhoc_data_fini.
8082 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
8084 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
8085 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
8087 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8089 * ggc-tests.c (forcibly_ggc_collect): Rename to...
8090 (selftest::forcibly_ggc_collect): ...this, and remove "static".
8091 (test_basic_struct): Update for above renaming.
8092 (test_length): Likewise.
8093 (test_union): Likewise.
8094 (test_finalization): Likewise.
8095 (test_deletable_global): Likewise.
8096 (test_inheritance): Likewise.
8097 (test_chain_next): Likewise.
8098 (test_user_struct): Likewise.
8099 (test_tree_marking): Likewise.
8100 * selftest-run-tests.c (selftest::run_tests): Call
8101 selftest::forcibly_ggc_collect at the end of the selftests.
8102 * selftest.h (selftest::forcibly_ggc_collect): New decl.
8104 2016-10-25 Jakub Jelinek <jakub@redhat.com>
8107 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
8108 * optabs.c (expand_vec_cond_expr): For comparison codes
8109 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
8110 (expand_vec_cmp_expr): For comparison codes
8111 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
8112 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
8113 Add enum tree_code argument.
8114 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
8116 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
8117 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
8119 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
8120 NE_EXPR, attempt to use vcondeq_optab as fallback.
8121 * tree-vect-generic.c (expand_vector_comparison,
8122 expand_vector_divmod, expand_vector_condition): Adjust
8123 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
8124 * tree-vect-stmts.c (vectorizable_condition,
8125 vectorizable_comparison): Likewise.
8126 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
8127 check_bool_pattern, search_type_for_mask_1): Likewise.
8128 * expr.c (do_store_flag): Likewise.
8129 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
8130 @code{vcondeq@var{m}@var{n}}): Document.
8131 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
8134 2016-10-25 Jeff Law <law@redhat.com>
8136 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
8138 (v850_output_aligned_bss): Add missing break.
8140 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
8142 2016-10-25 Martin Liska <mliska@suse.cz>
8145 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
8146 statements as they can also contain possibly a freeing call.
8148 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
8149 Martin Liska <mliska@suse.cz>
8152 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
8153 * ipa-icf.c (sem_function::get_hash): Add target optimization
8156 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
8159 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
8160 Remove partial overlap check for shift by 1.
8161 (ashldi3_neon): Likewise.
8163 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
8165 * config/arm/constraints.md (Q constraint): Document its use for
8167 (Pf constraint): New constraint for relaxed, consume or relaxed memory
8169 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
8170 alternatives to allow any register when memory model matches Pf and
8171 thus lda is used, but only low registers otherwise. Use unpredicated
8172 output template for Thumb-1 targets.
8173 (atomic_store<mode>): Likewise for stl.
8174 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
8175 whose output template does not have predication.
8176 (arm_load_acquire_exclusive<mode>): Likewise.
8177 (arm_load_exclusivesi): Likewise.
8178 (arm_load_acquire_exclusivesi): Likewise.
8179 (arm_store_release_exclusive<mode>): Likewise.
8180 (arm_store_exclusive<mode>): Use unpredicated output template for
8183 2016-10-25 Jakub Jelinek <jakub@redhat.com>
8185 * internal-fn.def (LAUNDER): New internal function.
8186 * internal-fn.c (expand_LAUNDER): New function.
8188 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
8189 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
8191 New avr target pass to work around performance loss by PR fix.
8195 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
8196 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
8197 * config/avr/predicates.md (extend_operator): New.
8198 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
8199 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
8200 (make_avr_pass_casesi): New prototypes.
8201 * config/avr/avr.c (print-rtl.h): Include it.
8202 (pass_data avr_pass_data_casesi): Data for new pass.
8203 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
8204 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
8205 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
8206 (avr_optimize_casesi): New functions.
8208 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
8209 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
8213 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
8215 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8217 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
8218 DW_AT_rvalue_reference attributes.
8220 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
8222 * doc/invoke.text (Wint-in-bool-context): Update documentation.
8223 * value-prof.c (stringop_block_profile): Fix a warning.
8225 2016-10-24 Martin Sebor <msebor@redhat.com>
8228 * builtins.c (string_length): New function.
8229 (c_strlen): Use string_length. Correctly handle wide strings.
8230 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
8232 (target_int_max): Call target_max_value.
8233 (format_result::knownrange): New data member.
8234 (fmtresult::fmtresult): Define default constructor.
8235 (format_integer): Use it and set format_result::knownrange.
8236 Handle global constants.
8237 (format_floating_max): Add third argument.
8238 (format_floating): Recompute maximum value for %a for each argument.
8239 (get_string_length): Use fmtresult default ctor.
8240 (format_string): Set format_result::knownrange.
8241 (format_directive): Check format_result::knownrange.
8242 (add_bytes): Same. Correct caret placement in diagnostics.
8243 (pass_sprintf_length::compute_format_length): Set
8244 format_result::knownrange.
8245 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
8247 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8249 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
8250 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
8252 2016-10-24 Ximin Luo <infinity0@pwned.gg>
8255 * dwarf2out.c (file_table_relative_p): Remove.
8256 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
8257 also for absolute paths.
8258 * doc/tm.texi: Update.
8259 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
8260 * target.def (force_at_comp_dir): Remove hook.
8261 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
8263 2016-10-24 Richard Biener <rguenther@suse.de>
8265 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
8266 backedges when identifying the single predecessor to take
8267 conditional info from. Use SCEV to get at ranges for loop IVs.
8268 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
8269 avoid false warning.
8271 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
8274 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
8275 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
8276 (avr_address_tiny_absdata_p): New static function.
8277 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
8278 it to determine validity of constant addresses.
8279 (avr_attribute_table) [absdata]: New variable attribute...
8280 (avr_handle_absdata_attribute): ...and handler.
8281 (avr_decl_absdata_p): New static function.
8282 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
8283 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
8284 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
8286 2016-10-24 Richard Biener <rguenther@suse.de>
8288 PR tree-optimization/78076
8289 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
8290 also on the loop tree root.
8292 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8294 * config/i386/i386.c (ix86_fold_builtin): Handle
8295 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
8296 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8297 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
8298 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8300 2016-10-24 Martin Liska <mliska@suse.cz>
8303 * opts.c (finish_options): Skip conditionally.
8305 2016-10-23 Martin Sebor <msebor@redhat.com>
8308 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
8309 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
8311 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
8313 * config/sparc/sparc.md (cpu_feature): Minor tweak.
8314 (enabled): Likewise.
8315 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
8316 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
8317 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
8318 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
8319 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
8320 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
8322 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
8324 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
8325 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
8327 2016-10-21 Andrew Pinski <apinski@cavium.com>
8329 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
8331 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
8332 implementer_id to unsigned char.
8333 Change part_no to unsigned int.
8334 (AARCH64_BIG_LITTLE): New define.
8335 (INVALID_IMP): New define.
8336 (INVALID_CORE): New define.
8337 (cpu_data): Change the last element's implementer_id and part_no to
8339 (valid_bL_string_p): Rewrite to ..
8340 (valid_bL_core_p): this for integers instead of strings.
8341 (parse_field): New function.
8342 (contains_string_p): Rewrite to ...
8343 (contains_core_p): this for integers and only for the part_no.
8344 (host_detect_local_cpu): Rewrite handling of implementation and
8345 par num to be integers; simplifying the code.
8347 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8349 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
8350 value range for pointers in more cases.
8352 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
8354 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
8355 Add extra argument to allow emitting the move immediate.
8356 Use add/sub with positive immediate.
8357 (aarch64_add_constant): Add inline function.
8358 (aarch64_add_sp): Likewise.
8359 (aarch64_sub_sp): Likewise.
8360 (aarch64_expand_prologue): Call aarch64_sub_sp.
8361 (aarch64_expand_epilogue): Call aarch64_add_sp.
8362 Decide when to leave out move.
8363 (aarch64_output_mi_thunk): Call aarch64_add_constant.
8365 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
8367 * config/aarch64/aarch64.c (aarch64_layout_frame):
8368 Align FP callee-saves.
8370 2016-10-21 Jakub Jelinek <jakub@redhat.com>
8372 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
8373 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
8375 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
8376 _rdseed64_step): Likewise.
8377 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
8380 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
8381 and tree-ssanames.h.
8382 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
8383 with INTEGER_CST argument.
8384 (ix86_gimple_fold_builtin): New function.
8385 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
8387 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
8388 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
8389 (ranges_table_allocated, ranges_table_in_use,
8390 ranges_by_label_allocated, ranges_by_label_in_use,
8391 RANGES_TABLE_INCREMENT): Removed.
8392 (add_ranges_num): Use vec_safe_push into ranges_table.
8393 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
8394 (output_ranges): Adjust for ranges_table and ranges_by_label
8395 conversion from arrays to vec.
8396 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
8397 conversion from arrays to vec.
8398 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
8399 ranges_table_in_use, ranges_by_label_allocated and
8400 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
8402 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
8403 if needed. Re-add origin_die variable and its initialization.
8405 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
8406 even for -fstack-reuse=none, or for volatile vars etc.
8408 2016-10-21 David Malcolm <dmalcolm@redhat.com>
8410 * print-rtl-function.c (flag_compact): Move extern decl to...
8411 * print-rtl.h (flag_compact): ...here.
8412 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
8413 (ASSERT_RTL_DUMP_EQ): New macro.
8414 (selftest::test_dumping_regs): New function.
8415 (selftest::test_dumping_insns): New function.
8416 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
8418 (selftest::rtl_tests_c_tests): Call the new test functions.
8420 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8422 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
8423 (outgoing_edges_match): Likewise.
8424 (try_crossjump_to_edge): Likewise.
8425 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
8426 (rtl_tidy_fallthru_edge): Likewise.
8427 * rtl.h (tablejump_p): Adjust prototype.
8428 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
8430 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8432 * rtl.h (label_ref_label): New function.
8433 (set_label_ref_label): New function.
8434 (LABEL_REF_LABEL): Delete.
8435 * alias.c (rtx_equal_for_memref_p): Adjust.
8436 * cfgbuild.c (make_edges): Likewise.
8437 (purge_dead_tablejump_edges): Likewise.
8438 * cfgexpand.c (convert_debug_memory_address): Likewise.
8439 * cfgrtl.c (patch_jump_insn): Likewise.
8440 * combine.c (distribute_notes): Likewise.
8441 * cse.c (hash_rtx_cb): Likewise.
8442 (exp_equiv_p): Likewise.
8443 (fold_rtx): Likewise.
8444 (check_for_label_ref): Likewise.
8445 * cselib.c (rtx_equal_for_cselib_1): Likewise.
8446 (cselib_hash_rtx): Likewise.
8447 * emit-rtl.c (mark_label_nuses): Likewise.
8448 * explow.c (convert_memory_address_addr_space_1): Likewise.
8449 * final.c (output_asm_label): Likewise.
8450 (output_addr_const): Likewise.
8451 * gcse.c (add_label_notes): Likewise.
8452 * genconfig.c (walk_insn_part): Likewise.
8453 * genrecog.c (validate_pattern): Likewise.
8454 * ifcvt.c (cond_exec_get_condition): Likewise.
8455 (noce_emit_store_flag): Likewise.
8456 (noce_get_alt_condition): Likewise.
8457 (noce_get_condition): Likewise.
8458 * jump.c (maybe_propagate_label_ref): Likewise.
8459 (mark_jump_label_1): Likewise.
8460 (redirect_exp_1): Likewise.
8461 (rtx_renumbered_equal_p): Likewise.
8462 * lra-constraints.c (operands_match_p): Likewise.
8463 * print-rtl.c (print_value): Likewise.
8464 * reload.c (find_reloads): Likewise.
8465 * reload1.c (set_label_offsets): Likewise.
8466 * reorg.c (get_branch_condition): Likewise.
8467 * rtl-tests.c (test_uncond_jump): Likewise.
8468 * rtl.c (rtx_equal_p_cb): Likewise.
8469 (rtx_equal_p): Likewise.
8470 * rtlanal.c (reg_mentioned_p): Likewise.
8471 (rtx_referenced_p): Likewise.
8472 (get_condition): Likewise.
8473 * varasm.c (const_hash_1): Likewise.
8474 (compare_constant): Likewise.
8475 (const_rtx_hash_1): Likewise.
8476 (output_constant_pool_1): Likewise.
8478 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8481 * reload.c (find_valid_class_1): Allow regclass if atleast one
8482 regno in regclass is ok. Compute and use rclass size based on
8483 actually available regnos for mode in rclass.
8485 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
8487 * config/sparc/sparc-modes.def (CCV): New.
8489 * config/sparc/predicates.md (v_comparison_operator): New.
8490 (icc_comparison_operator): Add support for CCV/CCXV.
8491 (xcc_comparison_operator): Likewise.
8492 * config/sparc/sparc.c (output_cbranch): Likewise.
8493 (sparc_print_operand): Likewise.
8494 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8495 (uaddvdi4): New expander.
8496 (addvdi4): Likewise.
8497 (uaddvdi4_sp32): New instruction.
8498 (addvdi4_sp32): Likewise.
8499 (uaddvsi4): New expander.
8500 (addvsi4): Likewise.
8501 (cmp_ccc_plus_sltu_set): New instruction.
8502 (cmp_ccv_plus): Likewise.
8503 (cmp_ccxv_plus): Likewise.
8504 (cmp_ccv_plus_set): Likewise.
8505 (cmp_ccxv_plus_set): Likewise.
8506 (cmp_ccv_plus_sltu_set): Likewise.
8507 (uaddvdi4): New expander.
8508 (subvdi4): Likewise.
8509 (usubdi4_sp32): New instruction.
8510 (subvdi4_sp32): Likewise.
8511 (usubvsi4): New expander.
8512 (subvsi4): Likewise.
8513 (cmpsi_minus_sltu_set): New instruction.
8514 (cmp_ccv_minus): Likewise.
8515 (cmp_ccxv_minus): Likewise.
8516 (cmp_ccv_minus_set): Likewise.
8517 (cmp_ccxv_minus_set): Likewise.
8518 (cmp_ccv_minus_sltu_set): Likewise.
8519 (unegvdi3): New expander.
8520 (negvdi3): Likewise.
8521 (unegdi3_sp32): New instruction.
8522 (negvdi3_sp32): Likewise.
8523 (unegvsi3): New expander.
8524 (negvsi3): Likewise.
8525 (cmp_ccc_neg_sltu_set): New instruction.
8526 (cmp_ccv_neg): Likewise.
8527 (cmp_ccxv_neg): Likewise.
8528 (cmp_ccv_neg_set): Likewise.
8529 (cmp_ccxv_neg_set): Likewise.
8530 (cmp_ccv_neg_sltu_set): Likewise.
8532 * tree-ssa-loop-split.c: Remove trailing spaces.
8533 * match.pd: Likewise.
8535 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8537 PR rtl-optimization/78038
8538 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
8539 be deduced to set REG through the RTL structure.
8540 (make_defs_and_copies_lists): Return false on a failing get_defs call.
8542 2016-10-21 Richard Biener <rguenther@suse.de>
8544 PR tree-optimization/78051
8545 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
8546 and mark replaced if folding did something.
8548 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
8550 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
8551 and "protected" in visibility types.
8552 (rs6000_xcoff_declare_function_name): Fix formatting.
8553 (rs6000_xcoff_declare_object_name): Fix formatting.
8555 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
8557 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
8558 and IX86_BUILTIN_HUGE_VALQ here ...
8559 (ix86_expand_builtin): ... not here.
8561 2016-10-20 Jakub Jelinek <jakub@redhat.com>
8563 * doc/gty.texi (for_user): Use @item next to @findex.
8565 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
8568 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
8569 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
8570 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
8571 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
8572 __builtin_ia32_lzcnt_u16.
8573 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
8574 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
8575 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
8576 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
8577 (bmi_tzcnt_<mode>): New expander.
8578 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8579 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
8580 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
8581 (lzcnt_<mode>): New expander.
8582 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8583 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
8584 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
8585 (UINT64_FTYPE_UINT64): New.
8586 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
8587 (__builtin_ia32_lzcnt_u16): New description.
8588 (__builtin_ia32_lzcnt_u32): Ditto.
8589 (__builtin_ia32_lzcnt_u64): Ditto.
8590 (__builtin_ctzs): Remove description.
8591 (__builtin_ia32_tzcnt_u16): New description.
8592 (__builtin_ia32_tzcnt_u32): Ditto.
8593 (__builtin_ia32_tzcnt_u64): Ditto.
8594 * config/i386/i386.c (ix86_expand_args_builtin): Handle
8595 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
8597 2016-10-20 Martin Liska <mliska@suse.cz>
8600 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
8601 comparison with STMT_UID_NOT_IN_RANGE.
8602 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
8605 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
8607 * compare-elim.c (conforming_compare): Accept UNSPECs.
8608 (find_comparison_dom_walker::before_dom_children): Deal with
8609 instructions both using and killing the flags register.
8610 (equivalent_reg_at_start): New function extracted from...
8611 (try_eliminate_compare): ...here. Use it and add support for
8612 registers and UNSPECs as second operand of the compare.
8613 * config/visium/visium-modes.def (CCV): New.
8614 * config/visium/predicates.md (visium_v_comparison_operator): New.
8615 (visium_branch_operator): Deal with CCV mode.
8616 * config/visium/visium.c (visium_select_cc_mode): Likewise.
8617 (output_cbranch): Likewise.
8618 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8619 (uaddv<mode>4): New expander.
8620 (addv<mode>4): Likewise.
8621 (add<mode>3_insn_set_carry): New instruction.
8622 (add<mode>3_insn_set_overflow): Likewise.
8623 (addsi3_insn_set_overflow): Likewise.
8624 (usubv<mode>4): New expander.
8625 (subv<mode>4): Likewise.
8626 (sub<mode>3_insn_set_carry): New instruction.
8627 (sub<mode>3_insn_set_overflow): Likewise.
8628 (subsi3_insn_set_overflow): Likewise.
8629 (unegv<mode>3): New expander.
8630 (negv<mode>3): Likewise.
8631 (neg<mode>2_insn_set_overflow): New instruction.
8632 (addv_tst<mode>): Likewise.
8633 (subv_tst<mode>): Likewise.
8634 (negv_tst<mode>): Likewise.
8635 (cbranch<mode>4_addv_insn): New splitter and instruction.
8636 (cbranch<mode>4_subv_insn): Likewise.
8637 (cbranch<mode>4_negv_insn): Likewise.
8639 2016-10-20 Richard Biener <rguenther@suse.de>
8641 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
8642 Handle decls possibly not bound.
8643 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
8644 nothing_id for decls that might not be bound if we are interested
8646 (get_constraint_for_component_ref): Deal with that.
8648 2016-10-20 Michael Matz <matz@suse.de>
8651 * common.opt (-fsplit-loops): New flag.
8652 * passes.def (pass_loop_split): Add.
8653 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
8654 (enable_fdo_optimizations): Add loop splitting.
8655 * timevar.def (TV_LOOP_SPLIT): Add.
8656 * tree-pass.h (make_pass_loop_split): Declare.
8657 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
8658 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
8659 * tree-ssa-loop-split.c: New file.
8660 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
8661 * doc/invoke.texi (fsplit-loops): Document.
8662 * doc/passes.texi (Loop optimization): Add paragraph about loop
8665 2016-10-20 Richard Biener <rguenther@suse.de>
8667 * cgraphunit.c (analyze_functions): Set node->definition to
8668 false to signal symbol removal to debug_hooks->late_global_decl.
8669 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
8670 WPA signal symbol removal to the debuginfo machinery.
8671 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
8672 using early_finised to guard the we're called for symbol
8673 removal case look at the symtabs definition flag.
8674 (gen_variable_die): Remove redundant check.
8676 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8678 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
8680 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8682 PR tree-optimization/53979
8683 * match.pd ((a ^ b) | a -> a | b): New pattern.
8685 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
8687 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
8688 config/pa/pa64-hpux-lib.h.
8689 (PA_CRTBEGIN_HACK): Likewise.
8690 (DTOR_LIST_BEGIN): Likewise.
8692 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
8694 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
8695 register only if "in" and "out" are different registers.
8697 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
8699 * omp-low.c (pass_oacc_device_lower::gate): New method.
8700 (execute): Always call execute_oacc_device_lower.
8702 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8704 PR tree-optimization/77916
8705 PR tree-optimization/77937
8706 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
8708 (insert_initializers): Requirement of initializer for -1 should be
8709 based on pointer-typedness of the candidate basis.
8711 2016-10-19 Bin Cheng <bin.cheng@arm.com>
8713 PR tree-optimization/78005
8714 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
8715 upper (included) bound for niters of prolog loop.
8716 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
8717 Compute niters of scalar loop above which vectorized loop is
8718 preferred, as well as the upper (included) bound for the niters.
8719 (vect_do_peeling): Record niter bound for loops accordingly.
8721 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8724 * tree-core.h (enum tree_index): Put the complex types after their
8726 * tree-streamer.c (verify_common_node_recorded): New function.
8727 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
8729 2016-10-19 Martin Liska <mliska@suse.cz>
8731 * cgraph.h (cgraph_edge::binds_to_current_def_p):
8732 Replace NULL with false as a return value.
8734 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8736 PR tree-optimization/78024
8737 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
8738 don't clear BB_VISITED after processing.
8740 2016-10-19 Richard Biener <rguenther@suse.de>
8742 * domwalk.c (dom_walker::walk): Use RPO order.
8744 2016-10-19 Richard Biener <rguenther@suse.de>
8746 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
8748 (evrp_dom_walker::~evrp_dom_walker): Free it.
8749 (evrp_dom_walker::stmts_to_remove): Add.
8750 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
8751 whose output we fully propagate for removal. Propagate
8752 into BB destination PHI arguments.
8753 (execute_early_vrp): Remove queued stmts. Dump value ranges
8754 before stmt removal.
8756 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
8758 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
8759 * passes.def: Add two instances of pass_walloca.
8760 * tree-pass.h (make_pass_walloca): New.
8761 * gimple-ssa-warn-alloca.c: New file.
8762 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
8763 -Wvla-larger-than= options.
8765 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
8767 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
8768 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
8770 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
8772 * config/rs6000/altivec.h (vec_xl_len): New macro.
8773 (vec_xst_len): New macro.
8774 (vec_cmpnez): New macro.
8775 (vec_cntlz_lsbb): New macro.
8776 (vec_cnttz_lsbb): New macro.
8777 (vec_xlx): New macro.
8778 (vec_xrx): New macro.
8779 (vec_all_nez): New C++ predicate template.
8780 (vec_any_eqz): New C++ predicate template.
8781 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
8782 conditional compilation.
8783 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
8784 conditional compilation.
8785 (vec_all_nez): New macro.
8786 (vec_any_eqz): New macro.
8787 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
8789 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
8791 * config/rs6000/vector.md (VI): Moved this mode iterator
8792 definition from altivec.md to vector.md.
8793 (UNSPEC_NEZ_P): New value.
8794 (vector_ne_<mode>_p): New expansion for implementation of
8795 vec_all_ne and vec_any_eq built-in functions.
8796 (vector_nez_<mode>_p): New expansion for implementation of
8797 vec_all_nez and vec_any_eqz built-in functions.
8798 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
8799 and vec_any_eq built-in function.
8800 (cr6_test_for_zero): New commentary to explain this expansion.
8801 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
8802 (cr6_test_for_lt): New commentary to explain this expansion.
8803 (cr6_test_for_lt_reverse): New commentary to explain this
8805 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8806 overloaded function prototypes for vec_all_ne, vec_all_nez,
8807 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
8808 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
8810 (altivec_resolve_overloaded_builtin): Modify the handling of
8811 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
8812 the compiler is configured to support TARGET_P9_VECTOR.
8813 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
8814 to explain the special processing that is given to predicate
8815 built-ins introduced using this macro.
8816 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
8817 the special processing given to predicate built-ins introduced
8819 (BU_VSX_P): Likewise.
8820 (BU_P8V_AV_P): Likewise.
8821 (BU_P9V_AV_P): Likewise.
8822 (BU_P9V_AV_X): New macro.
8823 (BU_P9V_64BIT_AV_X): New macro.
8824 (BU_P9V_VSX_3): New macro.
8825 (BU_P9V_OVERLOAD_P): New macro.
8826 (LXVL): New BU_P9V_64BIT_VSX_2.
8827 (VEXTUBLX): New BU_P9V_AV_2.
8828 (VEXTUBRX): Likewise.
8829 (VEXTUHLX): Likewise.
8830 (VEXTUHRX): Likewise.
8831 (VEXTUWLX): Likewise.
8832 (VEXTUWRX): Likewise.
8833 (STXVL): New BU_P9V_64BIT_AV_X.
8834 (VCLZLSBB): New BU_P9V_AV_1.
8835 (VCTZLSBB): Likewise.
8836 (CMPNEB): New BU_P9V_AV_2.
8841 (VCMPNEB_P): New BU_P9V_AV_P.
8842 (VCMPNEH_P): Likewise.
8843 (VCMPNEW_P): Likewise.
8844 (VCMPNED_P): Likewise.
8845 (VCMPNEFP_P): Likewise.
8846 (VCMPNEDP_P): Likewise.
8847 (CMPNEZB): New BU_P9V_AV_2.
8848 (CMPNEZH): Likewise.
8849 (CMPNEZW): Likewise.
8850 (VCMPNEZB_P): New BU_P9V_AV_P.
8851 (VCMPNEZH_P): Likewise.
8852 (VCMPNEZW_P): Likewise.
8853 (LXVL): New BU_P9V_OVERLOAD_2.
8854 (STXVL): New BU_P9V_OVERLOAD_3.
8855 (VEXTULX): New BU_P9V_OVERLOAD_2.
8856 (VEXTURX): Likewise.
8858 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
8859 (VCMPNE_P): Likewise.
8860 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
8861 (VCTZLSBB): Likewise.
8862 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
8863 comment to explain mode used for scratch register.
8864 (altivec_expand_stxvl_builtin): New function.
8865 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
8866 (altivec_init_builtins): Add initialized variable
8867 void_ftype_v16qi_pvoid_long and use this type to define the
8868 built-in function __builtin_altivec_stxvl.
8869 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
8870 (UNSPEC_STXVL): New value.
8871 (UNSPEC_VCLZLSBB): New value.
8872 (UNSPEC_VCTZLSBB): New value.
8873 (UNSPEC_VEXTUBLX): New value.
8874 (UNSPEC_VEXTUHLX): New value.
8875 (UNSPEC_VEXTUWLX): New value.
8876 (UNSPEC_VEXTUBRX): New value.
8877 (UNSPEC_VEXTUHRX): New value.
8878 (UNSPEC_VEXTUWRX): New value.
8879 (UNSPEC_VCMPNEB): New value.
8880 (UNSPEC_VCMPNEZB): New value.
8881 (UNSPEC_VCMPNEH): New value.
8882 (UNSPEC_VCMPNEZH): New value.
8883 (UNSPEC_VCMPNEW): New value.
8884 (UNSPEC_VCMPNEZW): New value.
8885 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8886 vector of integer modes.
8887 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8888 vector of float or double modes.
8889 (*vector_nez_<mode>_p): New insn for vector test all not equal or
8891 (lxvl): New expand for load VSX vector with length.
8892 (*lxvl): New insn for load VSX vector with length.
8893 (stxvl): New expand for store VSX vector with length.
8894 (*stxvl): New insn for store VSX vector with length.
8895 (vcmpneb): New insn for vector of byte compare not equal.
8896 (vcmpnezb): New insn for vector of byte compare not equal or zero.
8897 (vcmpneh): New insn for vector of half word compare not equal.
8898 (vcmpnezh): New insn for vector of half word compare not equal or
8900 (vcmpnew): New insn for vector of word compare not equal.
8901 (vcmpne<VSs>): New insn for vector of float or double compare not
8903 (vcmpnezw): New insn for vector of word compare not equal or zero.
8904 (vclzlsbb): New insn for vector count leading zero
8905 least-significant bits byte.
8906 (vctzlsbb): New insn for vector count trailing zero least
8907 signficant bits byte.
8908 (vextublx): New insn for vector extract unsigned byte left
8910 (vextubrx): New insn for vector extract unsigned byte right
8912 (vextuhlx): New insn for vector extract unsigned half word left
8914 (vextuhrx): New insn for vector extract unsigned half word right
8916 (vextuwlx): New insn for vector extract unsigned word left
8918 (vextuwrx): New insn for vector extract unsigned word right
8920 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
8921 clarify intent of this constant.
8922 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
8923 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
8924 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
8925 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
8926 and vec_xrx functions.
8928 2016-10-18 Andrew Pinski <apinski@cavium.com>
8931 * predict.c (is_exit_with_zero_arg): New function.
8932 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
8935 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
8938 * config/i386/i386.c (legitimize_tls_address)
8939 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
8940 convert dest to Pmode if different than Pmode.
8942 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8944 PR tree-optimization/77916
8945 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
8946 stopgap fix, as pointers with -1 increment are still broken.
8948 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
8950 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
8951 mapping class decoration from here...
8952 (rs6000_xcoff_encode_section): ...to here.
8954 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
8955 if shrink-wrapping and optimizing for speed.
8957 2016-10-18 Richard Biener <rguenther@suse.de>
8959 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8960 not visited but non-executable predecessors. Return taken edge.
8961 Simplify conditions and refactor propagation vs. folding step.
8963 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
8965 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
8966 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
8967 (rs6000_get_separate_components): Assert we do not have those
8968 strategies selected.
8970 2016-10-18 Richard Biener <rguenther@suse.de>
8972 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
8973 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
8975 (substitute_and_fold_dom_walker): Adjust constructor.
8976 (substitute_and_fold_dom_walker::before_dom_children): Remove
8977 do_dce flag and handling (always true).
8978 (substitute_and_fold): Likewise.
8979 * tree-vrp.c (vrp_finalize): Adjust.
8980 (execute_early_vrp): Remove final BB_VISITED clearing.
8981 * tree-ssa-ccp.c (ccp_finalize): Adjust.
8982 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8983 * ira.c (ira): Call clear_bb_flags.
8985 2016-10-18 Richard Biener <rguenther@suse.de>
8987 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
8988 get at the operand to look at with TREE_OPERAND for generic
8991 2016-10-18 David Malcolm <dmalcolm@redhat.com>
8993 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
8995 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
8996 (write_test_expr): Use rtx_reader_ptr for calls to
8998 (write_attr_value): Likewise.
8999 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
9000 call to print_md_ptr_loc.
9001 (write_one_condition): Likewise for calls to print_c_condition.
9002 * genconstants.c: Include "statistics.h" and "vec.h".
9003 (main): Update for conversion to member functions.
9004 * genemit.c (emit_c_code): Use rtx_reader_ptr for
9005 call to print_md_ptr_loc.
9006 * genenums.c: Include "statistics.h" and "vec.h".
9007 (main): Update for conversion of traverse_enum_types to a method.
9008 * genmddeps.c: Include "statistics.h" and "vec.h".
9009 * genoutput.c (process_template): Use rtx_reader_ptr for call to
9011 * genpreds.c (write_predicate_subfunction): Likewise.
9012 (write_predicate_expr): Likewise for calls to print_c_condition.
9013 * genrecog.c (print_test): Likewise.
9014 * gensupport.c (process_rtx): Likewise for calls to
9015 copy_md_ptr_loc and join_c_conditions.
9016 (alter_test_for_insn): Likewise for call to join_c_conditions.
9017 (process_substs_on_one_elem): Likewise.
9018 (gen_mnemonic_setattr): Update for move of string_obstack to a
9019 field of rtx_reader.
9020 (mnemonic_htab_callback): Likewise. Fix formatting.
9021 (gen_mnemonic_attr): Likewise.
9022 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
9023 to print_c_condition.
9024 * read-md.c: Include "statistics.h" and "vec.h".
9025 (string_obstack): Convert this global to field "m_string_obstack"
9026 of class rtx_reader.
9027 (ptr_locs): Likewise, as "m_ptr_locs".
9028 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
9029 (joined_conditions): Likewise, as "m_joined_conditions".
9030 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
9031 (md_constants): Likewise, as "m_md_constants".
9032 (enum_types): Likewise, as "m_enum_types".
9033 (set_md_ptr_loc): Convert to...
9034 (rtx_reader::set_md_ptr_loc): ...member function.
9035 (get_md_ptr_loc): Convert to...
9036 (rtx_reader::get_md_ptr_loc): ...member function.
9037 (copy_md_ptr_loc): Convert to...
9038 (rtx_reader::copy_md_ptr_loc): ...member function.
9039 (fprint_md_ptr_loc): Convert to...
9040 (rtx_reader::fprint_md_ptr_loc): ...member function.
9041 (print_md_ptr_loc): Convert to...
9042 (rtx_reader::print_md_ptr_loc): ...member function.
9043 (join_c_conditions): Convert to...
9044 (rtx_reader::join_c_conditions): ...member function.
9045 (fprint_c_condition): Convert to...
9046 (rtx_reader::fprint_c_condition): ...member function.
9047 (print_c_condition): Convert to...
9048 (rtx_reader::print_c_condition): ...member function.
9049 (read_name): Convert to...
9050 (rtx_reader::read_name): ...member function.
9051 (read_escape): Convert to...
9052 (rtx_reader::read_escape): ...member function.
9053 (read_quoted_string): Convert to...
9054 (rtx_reader::read_quoted_string): ...member function.
9055 (read_braced_string): Convert to...
9056 (rtx_reader::read_braced_string): ...member function.
9057 (read_string): Convert to...
9058 (rtx_reader::read_string): ...member function.
9059 (read_skip_construct): Convert to...
9060 (rtx_reader::read_skip_construct): ...member function.
9061 (handle_constants): Convert to...
9062 (rtx_reader::handle_constants): ...member function.
9063 (traverse_md_constants): Convert to...
9064 (rtx_reader::traverse_md_constants): ...member function.
9065 (handle_enum): Convert to...
9066 (rtx_reader::handle_enum): ...member function.
9067 (lookup_enum_type): Convert to...
9068 (rtx_reader::lookup_enum_type): ...member function.
9069 (traverse_enum_types): Convert to...
9070 (rtx_reader::traverse_enum_types): ...member function.
9071 (rtx_reader::rtx_reader): Move initializations
9072 of various former global data from rtx_reader::read_md_files to
9073 here, as fields, along with the call to unlock_std_streams.
9074 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
9076 (rtx_reader::read_md_files): Move initializations of various
9077 global data from here to the ctor.
9078 * read-md.h (read_name): Convert to...
9079 (rtx_reader::read_name): ...member function.
9080 (rtx_reader::read_escape): New method decl.
9081 (read_quoted_string): Convert to...
9082 (rtx_reader::read_quoted_string): ...member function.
9083 (rtx_reader::read_braced_string): New method decl.
9084 (read_string): Convert to...
9085 (rtx_reader::read_string): ...member function.
9086 (rtx_reader::read_skip_construct): New method decl.
9087 (rtx_reader::set_md_ptr_loc): New method decl.
9088 (rtx_reader::get_md_ptr_loc): New method decl.
9089 (copy_md_ptr_loc): Convert to...
9090 (rtx_reader::copy_md_ptr_loc): ...member function.
9091 (fprint_md_ptr_loc): Convert to...
9092 (rtx_reader::fprint_md_ptr_loc): ...member function.
9093 (print_md_ptr_loc): Convert to...
9094 (rtx_reader::print_md_ptr_loc): ...member function.
9095 (rtx_reader::lookup_enum_type): New method decl.
9096 (rtx_reader::traverse_enum_types): New method decl.
9097 (rtx_reader::handle_constants): New method decl.
9098 (traverse_md_constants): Convert to...
9099 (rtx_reader::traverse_md_constants): ...member function.
9100 (rtx_reader::handle_enum): New method decl.
9101 (rtx_reader::join_c_conditions): New method decl.
9102 (fprint_c_condition): Convert to...
9103 (rtx_reader::fprint_c_condition): ...member function.
9104 (print_c_condition): Convert to...
9105 (rtx_reader::print_c_condition): ...member function.
9106 (rtx_reader::apply_iterator_to_string): New method decl.
9107 (rtx_reader::copy_rtx_for_iterators): New method decl.
9108 (rtx_reader::read_conditions): New method decl.
9109 (rtx_reader::record_potential_iterator_use): New method decl.
9110 (rtx_reader::read_mapping): New method decl.
9111 (rtx_reader::read_rtx): New method decl.
9112 (rtx_reader::read_rtx_code): New method decl.
9113 (rtx_reader::read_rtx_operand): New method decl.
9114 (rtx_reader::read_nested_rtx): New method decl.
9115 (rtx_reader::read_rtx_variadic): New method decl.
9116 (rtx_reader::get_string_obstack): New method.
9117 (rtx_reader::get_md_constants): New method.
9118 (string_obstack): Convert global variable decl to...
9119 (rtx_reader::m_string_obstack): ...this new field.
9120 (rtx_reader::m_ptr_locs): New field.
9121 (rtx_reader::m_ptr_loc_obstack): New field.
9122 (rtx_reader::m_joined_conditions): New field.
9123 (rtx_reader::m_joined_conditions_obstack): New field.
9124 (rtx_reader::m_md_constants): New field.
9125 (rtx_reader::m_enum_types): New field.
9126 * read-rtl.c (apply_iterator_to_string): Convert to...
9127 (rtx_reader::apply_iterator_to_string): ...member function.
9128 (copy_rtx_for_iterators): Convert to...
9129 (rtx_reader::copy_rtx_for_iterators): ...member function.
9130 (add_condition_to_string): Use rtx_reader_ptr for
9131 calls join_c_conditions.
9132 (apply_iterators): Use rtx_reader_ptr for calls to
9133 join_c_conditions and copy_rtx_for_iterators.
9134 (read_conditions): Convert to...
9135 (rtx_reader::read_conditions): ...member function.
9136 (record_potential_iterator_use): Convert to...
9137 (rtx_reader::record_potential_iterator_use): ...member function.
9138 (read_mapping): Convert to...
9139 (rtx_reader::read_mapping): ...member function.
9140 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
9141 (read_rtx): Convert to...
9142 (rtx_reader::read_rtx): ...member function.
9143 (read_rtx_code): Convert to...
9144 (rtx_reader::read_rtx_code): ...member function.
9145 (read_rtx_operand): Convert to...
9146 (rtx_reader::read_rtx_operand): ...member function. Update for move
9147 of string_obstack to a field.
9148 (read_nested_rtx): Convert to..
9149 (rtx_reader::read_nested_rtx): ...member function.
9150 (read_rtx_variadic): Convert to..
9151 (rtx_reader::read_rtx_variadic): ...member function.
9153 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9155 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
9157 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9159 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
9160 for pointer type too.
9161 (ipcp_update_vr): set_ptr_nonnull for pointer.
9163 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9165 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
9166 pt_solution_singleton_p.
9167 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
9168 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
9169 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
9170 pointer nonnull computed by VRP.
9171 Also Conservatively set pt.null to 1.
9172 (pt_solution_reset): Conservatively set pt.null to 1.
9173 (pt_solution_singleton_or_null_p): Renamed from
9174 pt_solution_singleton_p.
9175 * tree-ssanames.h (set_ptr_nonnull): Declare.
9176 (get_ptr_nonnull): Likewise.
9177 * tree-ssanames.c (set_ptr_nonnull): New.
9178 (get_ptr_nonnull): Likewise.
9179 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
9180 (evrp_dom_walker::before_dom_children): Likewise.
9182 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9184 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9185 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9186 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9187 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9188 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
9189 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9190 (rs6000_option_override_internal): Clear it if ABI_AIX.
9191 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9192 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
9194 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9196 * gimple-ssa-strength-reduction.c (record_increment): Remove
9199 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9201 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
9202 that the result is non-zero if it is true.
9203 (maybe_expand_shift): New wrapper around expand_shift_1.
9204 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
9206 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9208 PR tree-optimization/77916
9209 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
9210 Don't allow a MINUS_EXPR for pointer arithmetic for either known
9212 (record_increment): Increments of -1 for unknown strides just use
9213 a multiply initializer like other negative values.
9214 (analyze_increments): Remove stopgap solution for -1 increment
9215 applied to pointer arithmetic.
9217 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
9219 * dominance.c (dom_info::dom_info): Add new constructor for region
9220 which is vector of basic blocks.
9221 (dom_init): New method to initialize members common for both
9223 (dom_info::dom_info): Invoke dom_init for partial initialization.
9224 (dom_info::get_idom): Add check to corner cases on basic blocks which
9226 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
9227 to detect unreachable bbs.
9228 (dom_info::calc_idoms): Likewise.
9229 (compute_dom_fast_query_in_region): New function.
9230 (calculate_dominance_info_for_region): Likewise.
9231 (free_dominance_info_for_region): Likewise.
9232 * dominance.h: Add prototypes for introduced region-based functions
9233 * tree-if-conv.c (build_region): New function.
9234 (if_convertible_loop_p_1): Invoke local version of post-dominators
9235 calculation before basic block predication with subsequent freeing
9236 post-dominator info.
9237 (tree_if_conversion): Remove free of post-dominator info
9238 (pass_if_conversion::execute): Delete detection of infinite loops
9239 and fake edges to exit block since post-dominator calculation is
9240 performed per if-converted loop only.
9242 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
9245 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
9246 register explicitly.
9247 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
9248 optimizing for size.
9250 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9252 * config/aarch64/aarch64.c: Delete inclusion of
9253 cortex-a57-fma-steering.h.
9254 (aarch64_override_options): Delete call
9255 to aarch64_register_fma_steering.
9256 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
9257 * config/aarch64/cortex-a57-fma-steering.h: Delete.
9258 * config/aarch64/aarch64-passes.def: New file.
9259 * config/aarch64/cortex-a57-fma-steering.c
9260 (aarch64_register_fma_steering): Delete definition.
9261 (make_pass_fma_steering): Remove static qualifier.
9262 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
9263 (cortex-a57-fma-steering.o): Remove dependency on
9264 cortex-a57-fma-steering.h.
9266 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9268 * explow.c (validize_mem): Do not modify the argument in-place.
9270 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
9272 * tree-streamer.c (record_common_node): Explicitly list expected
9275 2016-10-17 Richard Biener <rguenther@suse.de>
9277 PR tree-optimization/77988
9278 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
9280 2016-10-17 Marek Polacek <polacek@redhat.com>
9282 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
9284 2016-10-17 Richard Biener <rguenther@suse.de>
9286 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
9289 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9291 PR tree-optimization/71636
9292 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
9294 2016-10-17 Richard Biener <rguenther@suse.de>
9296 * gimplify.c (gimplify_function_tree): Do not move the outer
9299 2016-10-17 Jakub Jelinek <jakub@redhat.com>
9301 * langhooks.h (struct lang_hooks_for_decls): Remove
9302 function_decl_explicit_p, function_decl_deleted_p and
9303 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
9304 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
9305 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9306 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
9307 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
9308 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
9309 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9310 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
9311 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
9312 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
9313 * langhooks.c (lhd_decl_dwarf_attribute): New function.
9314 * dwarf2out.c (gen_subprogram_die): Use
9315 lang_hooks.decls.decl_dwarf_attribute instead of
9316 lang_hooks.decls.function_decl_*.
9318 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
9322 * common.opt (-ftrampolines): New option.
9323 * doc/invoke.texi (Code Gen Options): Document it.
9324 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
9325 * doc/tm.texi: Regenerate.
9326 * builtins.def: Add init_descriptor and adjust_descriptor.
9327 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
9328 on platforms with descriptors.
9329 (expand_builtin_init_descriptor): New function.
9330 (expand_builtin_adjust_descriptor): Likewise.
9331 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
9332 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
9333 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
9334 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
9335 Set STATIC_CHAIN_REG_P on the static chain register, if any.
9336 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
9337 (expand_call): Likewise. Move around call to prepare_call_address
9338 and pass all flags to it.
9339 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
9340 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
9341 (gimple_call_set_by_descriptor): New setter.
9342 (gimple_call_by_descriptor_p): New getter.
9343 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
9344 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
9345 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
9346 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9347 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
9348 * rtl.h (STATIC_CHAIN_REG_P): New macro.
9349 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
9350 * target.def (custom_function_descriptors): New POD hook.
9351 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
9352 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
9353 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
9354 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
9355 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
9356 (build_common_builtin_nodes): Initialize init_descriptor and
9358 * tree-nested.c: Include target.h.
9359 (struct nesting_info): Add 'any_descr_created' field.
9360 (get_descriptor_type): New function.
9361 (lookup_element_for_decl): New function extracted from...
9362 (create_field_for_decl): Likewise.
9363 (lookup_tramp_for_decl): ...here. Adjust.
9364 (lookup_descr_for_decl): New function.
9365 (convert_tramp_reference_op): Deal with descriptors.
9366 (build_init_call_stmt): New function extracted from...
9367 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
9368 * defaults.h (FUNCTION_ALIGNMENT): Define.
9369 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
9370 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9371 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9372 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
9373 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9375 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
9377 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
9378 constants in CONST_VECTORs.
9380 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
9382 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
9383 register as destination of bmask.
9384 (vector_init_bshuffle): Likewise.
9385 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
9386 (bmaskdi_vis): Enable only in 64-bit mode.
9388 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
9390 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
9391 make LR a separately shrink-wrapped component unless savres_strategy
9392 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
9393 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
9394 wrapping when not both {SAVE,REST}_INLINE_GPRS.
9396 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
9398 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
9399 and keep looping on failure.
9401 2016-10-14 David Malcolm <dmalcolm@redhat.com>
9403 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
9405 (print_rtx_function): Update example in comment for...
9406 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
9407 non-virtual pseudos with a '%' sigil followed by the regno, offset
9408 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
9409 pseudo is dumped as "%0".
9411 2016-10-14 Jakub Jelinek <jakub@redhat.com>
9414 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
9417 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
9419 * config/sparc/sparc-passes.def: New file.
9420 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
9421 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
9422 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
9424 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
9426 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
9427 loop peel to loops with exit test at the beginning.
9429 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
9431 PR rtl-optimization/68212
9432 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
9433 frequency when computing scale factor for peeled copies.
9434 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
9435 values for switch/peel blocks/edges.
9437 2016-10-14 Pedro Alves <palves@redhat.com>
9439 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
9441 2016-10-14 Catherine Moore <clm@codesourcery.com>
9443 * config/mips/mips.c (mips_prepare_pch_save): Initialize
9444 micromips_globals to zero.
9446 2016-10-14 Richard Biener <rguenther@suse.de>
9448 PR tree-optimization/77979
9449 * tree-vrp.c (compare_name_with_value): Handle released SSA names
9450 in the equivalency sets.
9451 (compare_names): Likewise.
9453 2016-10-14 Martin Liska <mliska@suse.cz>
9455 * builtins.h(target_char_cst_p): Declare the function.
9456 * builtins.c (fold_builtin_memchr): Remove.
9457 (target_char_cst_p): Move the function from gimple-fold.c.
9458 (fold_builtin_3): Do not call the function.
9459 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
9460 (gimple_fold_builtin): Call the function.
9461 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
9463 2016-10-14 Martin Liska <mliska@suse.cz>
9465 * builtins.c (fold_builtin_strcmp): Remove function.
9466 (fold_builtin_strncmp): Likewise.
9467 (fold_builtin_2): Remove call of the function.
9468 (fold_builtin_3): Likewise.
9469 * fold-const-call.c (fold_const_call): Add constant folding
9470 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
9471 * fold-const-call.h (build_cmp_result): Declare the function.
9472 * gimple-fold.c (gimple_load_first_char): New function.
9473 (gimple_fold_builtin_string_compare): Likewise.
9474 (gimple_fold_builtin): Call the function.
9476 2016-10-14 Nathan Sidwell <nathan@acm.org>
9478 * gcov-io.c (gcov_open): Deconstify 'mode'.
9480 2016-10-14 Martin Liska <mliska@suse.cz>
9482 * fold-const.c (c_getstr): Support of properly \0-terminated
9483 string constants. New argument is added.
9484 * fold-const.h: New argument is added.
9486 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9488 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
9490 (aarch64_print_hint_for_core): Likewise.
9491 (aarch64_print_hint_for_arch): Likewise.
9492 (aarch64_validate_march): Use it. Fix indentation in type signature.
9493 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
9494 (aarch64_validate_mtune): Likewise.
9495 (aarch64_handle_attr_arch): Likewise.
9496 (aarch64_handle_attr_cpu): Likewise.
9497 (aarch64_handle_attr_tune): Likewise.
9499 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9501 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
9504 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
9506 * config/m68k/m68k.c (m68k_option_override): Check
9507 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
9508 instead of stack_limit_rtx.
9510 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9512 * dwarf2out.c (gen_member_die): Handle inline static data member
9515 2016-10-13 Nathan Sidwell <nathan@acm.org>
9517 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
9518 gcov_var.mode. Remove unnecessary fstat.
9520 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
9523 * function.c (thread_prologue_and_epilogue_insns): Call all
9524 make_*logue_seq in the same order as traditional. Call them
9525 all a second time if shrink_wrapped_separate.
9527 2016-10-13 Marek Polacek <polacek@redhat.com>
9529 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9530 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
9533 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9535 PR tree-optimization/77937
9536 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
9537 to infinite when we have a pointer with an increment of -1.
9539 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9541 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
9543 * memmodel.h: This file.
9544 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
9545 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
9546 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
9547 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
9548 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
9549 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
9550 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
9551 compare-elim.c, config/aarch64/aarch64-builtins.c,
9552 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
9553 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
9554 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
9555 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
9556 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
9557 config/darwin.c, config/epiphany/epiphany.c,
9558 config/epiphany/mode-switch-use.c,
9559 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
9560 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
9561 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
9562 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
9563 config/m68k/m68k.c, config/mcore/mcore.c,
9564 config/microblaze/microblaze.c, config/mmix/mmix.c,
9565 config/mn10300/mn10300.c, config/moxie/moxie.c,
9566 config/msp430/msp430.c, config/nds32/nds32-cost.c,
9567 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
9568 config/nds32/nds32-memory-manipulation.c,
9569 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
9570 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
9571 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
9572 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
9573 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
9574 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
9575 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
9576 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
9577 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
9578 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
9579 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
9580 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
9581 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
9582 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
9583 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
9584 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
9585 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
9586 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
9587 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
9588 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
9589 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
9590 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
9591 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
9592 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
9593 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
9594 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
9595 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
9596 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
9597 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
9598 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
9599 var-tracking.c, varasm.c: Include memmodel.h.
9600 * genattrtab.c (write_header): Include memmodel.h in generated file.
9601 * genautomata.c (main): Likewise.
9602 * gengtype.c (open_base_files): Likewise.
9603 * genopinit.c (main): Likewise.
9604 * genconditions.c (write_header): Include memmodel.h earlier in
9606 * genemit.c (main): Likewise.
9607 * genoutput.c (output_prologue): Likewise.
9608 * genpeep.c (main): Likewise.
9609 * genpreds.c (write_insn_preds_c): Likewise.
9610 * genrecog.c (write_header): Likewise.
9611 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
9613 2016-10-13 David Malcolm <dmalcolm@redhat.com>
9615 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
9616 for new "compact" param of print_rtx_function. Check for "cinsn"
9618 * print-rtl-function.c (flag_compact): New decl.
9619 (print_rtx_function): Add param "compact" and use it to set
9620 flag_compact, adding a description of the effect to the leading
9621 comment, and updating the example output.
9622 * print-rtl.c (flag_compact): New variable.
9623 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
9625 (print_rtx_operand_code_i): When printing source locations, wrap
9626 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
9627 (print_rtx_operand_code_r): Don't print regnos for hard regs and
9628 virtuals in compact mode.
9629 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
9630 apart from in LABEL_REFs.
9631 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
9632 Don't print basic block ids in compact mode.
9633 (print_rtx): In compact mode, prefix the code of insns with "c",
9634 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
9635 * print-rtl.h (print_rtx_function): Add "compact" param.
9637 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9639 * arm.h (TARGET_VFP): Delete.
9640 (TARGET_VFPD32): Remove references to TARGET_VFP.
9641 (TARGET_VFP3, TARGET_VFP5): Likewise.
9642 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
9643 (TARGET_NEON_FP16): Likewise.
9644 (TARGET_FMA): Likewise.
9645 (TARGET_CRYPTO): Likewise.
9646 (TARGET_NEON): Likewise.
9647 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9648 (FUNCTION_ARG_REGNO_P): Likewise.
9649 * arm.c (arm_option_check_internal): Likewise.
9650 (arm_option_override): Likewise.
9651 (use_return_insn): Likewise.
9652 (arm_function_value_regno_p): Likewise.
9653 (arm_apply_result_size): Likewise.
9654 (use_vfp_abi): Likewise.
9655 (arm_legitimate_address_outer_p): Likewise.
9656 (thumb2_legitimate_address_p): Likewise.
9657 (arm_legitimate_index_p): Likewise.
9658 (thumb2_legitimate_index_p): Likewise.
9659 (arm_legitimate_address): Likewise.
9660 (arm_get_vfp_saved_size): Likewise.
9661 (arm_emit_vfp_multi_reg_pop): Likewise.
9662 (arm_get_frame_offsets): Likewise.
9663 (arm_save_coproc_regs): Likewise.
9664 (arm_hard_regno_mode_ok): Likewise.
9665 (arm_expand_epilogue_apcs_frame): Likewise.
9666 (arm_expand_epilogue): Likewise.
9667 (arm_file_start): Likewise.
9668 (arm_conditional_register_usage): Likewise.
9669 (arm_validize_comparison): Use vfp_compare_operand directly.
9670 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
9671 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
9673 (arm_atomic_assign_expand_fenv): Likewise.
9674 * arm.md (divsf3): Likewise.
9675 (arm_negsi2): Likewise.
9677 (arm_movdi): Likewise.
9678 (arm_movt): Likewise.
9679 (cbranchsf4): Change predicate to vfp_compare_operand.
9680 (cbranchdf4): Change predicate to vfp_compare_operand.
9681 (cstorehf4): Change predicate to vfp_compare_operand.
9682 (cstoresf4): Change predicate to vfp_compare_operand.
9683 (cstoredf4): Change predicate to vfp_compare_operand.
9684 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
9685 (movhi_insn_arch4, movhi_bytes): Likewise.
9686 * constraints.md (Dt): Likewise.
9688 * iterators.md (SDF): Likewise.
9689 * predicates.md (arm_float_compare_operand): Delete.
9690 (const_double_vcvt_power_of_two_reciprocal): Remove references to
9692 (const_double_vcvt_power_of_two): Likewise.
9693 * thumb2.md thumb2_movsi_insn): Likewise.
9694 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
9695 (movhf_vfp): Likewise.
9696 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
9697 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
9698 (movsf_vfp, thumb2_movsf_vfp): Likewise.
9699 (movdf_vfp, thumb2_movdf_vfp): Likewise.
9700 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
9701 (subsf3_vfp, divsf3_vfp): Likewise.
9702 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
9703 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
9704 (mulsf3negsfsubsf_vfp): Likewise.
9705 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
9706 (floatunssisf2, sqrtsf2_vfp): Likewise.
9707 (movcc_vfp): Likewise.
9708 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
9709 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
9710 (push_multi_vfp): Likewise.
9711 (set_fpscr, get_fpscr): Likewise.
9712 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
9714 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9716 * arm.h (TARGET_VFP): Unconditionally define to 1.
9717 (arm_fpu_desc): Remove 'model' field.
9718 (TARGET_FPU_MODEL): Delete.
9719 * arm.c (all_fpus): Don't initialize the model field.
9720 (arm_can_inline_p): Don't check the FPU model.
9721 * arm-fpus.def: Remove redundant model field from all FPU
9724 2016-10-13 Richard Biener <rguenther@suse.de>
9727 * genmatch.c (struct capture): Add value_match member.
9728 (commutate): Preserve value_match.
9729 (lower_opt_convert): Likewise.
9730 (lower_cond): Likewise.
9731 (replace_id): Likewise.
9732 (struct dt_operand): Add value_match member.
9733 (decision_tree::cmp_node): Compare it.
9734 (decision_tree::insert_operand): Honor it when finding and
9735 when appending a DT_MATCH.
9736 (dt_operand::gen_match_op): Generate a type check after
9737 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
9738 (parser::get_internal_capture_id): New helper.
9739 (parser::finish_match_operand): New function lowering @@<id>.
9740 (parser::parse_capture): Parse @@<id> as value-match.
9741 (parser::parse_expr): Use get_internal_capture_id.
9742 (parser::parse_simplify): Call finish_match_operand.
9743 (walk_captures): New helper.
9744 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
9746 ((X /[ex] A) * A -> X): Likewise.
9747 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
9748 convert[12] and value-matching.
9749 ((A | B) & (A | C) -> A | (B & C)): Likewise.
9750 ((X | Y) | Y -> X | Y): Likewise.
9751 ((X ^ Y) ^ Y -> X): Likewise.
9752 (A - (A & B) -> ~B & A): Likewise.
9753 ((T)(P + A) - (T)P -> (T) A): Likewise.
9754 ((T)P - (T)(P + A) -> -(T) A): Likewise.
9755 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
9756 * doc/match-and-simplify.texi: Amend capture section.
9758 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9760 * config/arc/arc.md (umul_600): Remove predicated variant.
9761 (umul64_600): Likewise.
9763 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9765 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
9767 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9769 * tree-vect-loop.c (loop_niters_no_overflow): New func.
9770 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
9771 no-overflow information to vect_do_peeling_for_loop_bound and
9772 vect_gen_vector_loop_niters.
9774 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9776 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
9779 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9781 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
9782 adjust_vec automatically.
9783 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
9784 param exit_bb to guard_to.
9785 (slpeel_checking_verify_cfg_after_peeling):
9786 (set_prologue_iterations):
9787 (create_lcssa_for_virtual_phi): New func which is factored out from
9788 slpeel_tree_peel_loop_to_edge.
9789 (slpeel_tree_peel_loop_to_edge):
9790 (iv_phi_p): New func.
9791 (vect_can_advance_ivs_p): Call iv_phi_p.
9792 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
9793 new gimple stmts in basic block.
9794 (vect_gen_niters_for_prolog_loop): Rename to...
9795 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
9796 adjust implementation.
9797 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
9798 sizetype if necessary.
9799 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
9800 it to external function.
9801 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
9802 (vect_gen_vector_loop_niters_mult_vf): New.
9803 (slpeel_update_phi_nodes_for_loops): New.
9804 (slpeel_update_phi_nodes_for_guard1): Reimplement.
9805 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
9806 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
9807 * tree-vect-loop.c (vect_build_loop_niters): Move to file
9808 tree-vect-loop-manip.c
9809 (vect_generate_tmps_on_preheader): Delete.
9810 (vect_transform_loop): Rename vectorization_factor to vf. Call
9811 vect_do_peeling instead of vect_do_peeling-* functions.
9812 * tree-vectorizer.h (vect_do_peeling): New decl.
9813 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
9814 (vect_do_peeling_for_loop_bound): Delete.
9815 (vect_do_peeling_for_alignment): Delete.
9817 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9819 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
9820 duplicated loop after its preheader and after the original loop.
9822 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9824 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
9825 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
9827 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9829 * tree-vect-loop.c (vectorizable_live_operation): Support handling
9830 for live variable outside loop but not in lcssa form.
9832 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9834 * cfg.c (reset_original_copy_tables): New func.
9835 * cfg.h (reset_original_copy_tables): New decl.
9837 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9840 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
9842 * varasm.c (default_binds_local_p_3): Formatting fix.
9844 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9846 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
9848 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
9849 Remove useless code.
9851 2016-10-13 Martin Liska <mliska@suse.cz>
9853 PR tree-optimization/77943
9854 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
9855 a different EH landing pads.
9857 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9860 * hooks.h (hook_tree_void_null): Declare.
9861 * hooks.c (hook_tree_void_null): New function.
9862 * langhooks.c (lhd_return_null_tree_v): Remove.
9863 * langhooks-def.h (lhd_return_null_tree_v): Remove.
9864 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
9865 set y to const0_rtx.
9866 * function.c (stack_protect_epilogue): Likewise.
9867 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
9868 if TARGET_THREAD_SSP_OFFSET is defined.
9869 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9870 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9871 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9872 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9873 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9874 (ix86_stack_protect_guard): New function.
9876 2016-10-13 Richard Biener <rguenther@suse.de>
9878 * dwarf2out.c (tree_add_const_value_attribute): Do not try
9879 rtl_for_decl_init during early phase.
9880 (gen_variable_die): Do not create locations during early phase.
9881 (gen_label_die): Likewise.
9882 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
9885 2016-10-12 Richard Biener <rguenther@suse.de>
9887 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
9888 try_add_new_range and made to eturn new range.
9889 (evrp_dom_walker::before_dom_children): Push op1 value range before
9890 pushing op0 value range.
9892 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9894 PR tree-optimization/77937
9895 * gimple-ssa-strength-reduction.c (analyze_increments): Use
9896 POINTER_TYPE_P on the candidate type to determine whether
9897 candidates in this chain require pointer arithmetic.
9899 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
9901 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
9902 correction if the type is smaller than a word.
9903 (visium_select_cc_mode): Add ... fall through ... comment.
9905 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9907 * config/rs6000/rs6000.c (machine_function): Add new fields
9908 gpr_is_wrapped_separately and lr_is_wrapped_separately.
9909 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
9910 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
9911 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
9912 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
9913 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
9914 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
9915 (rs6000_get_separate_components): New function.
9916 (rs6000_components_for_bb): New function.
9917 (rs6000_disqualify_components): New function.
9918 (rs6000_emit_prologue_components): New function.
9919 (rs6000_emit_epilogue_components): New function.
9920 (rs6000_set_handled_components): New function.
9921 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
9922 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
9923 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
9924 (rs6000_emit_epilogue): Don't emit GPR restores if
9925 gpr_is_wrapped_separately for that register. Don't make a
9926 REG_CFA_RESTORE note for registers we did not restore, either.
9928 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9930 * function.c (thread_prologue_and_epilogue_insns): Call
9931 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
9932 if it has possibly changed. Compute the split_prologue_seq and
9933 epilogue_seq later, too.
9934 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
9935 (dump_components): New function.
9936 (struct sw): New struct.
9938 (init_separate_shrink_wrap): New function.
9939 (fini_separate_shrink_wrap): New function.
9940 (place_prologue_for_one_component): New function.
9941 (spread_components): New function.
9942 (disqualify_problematic_components): New function.
9943 (emit_common_heads_for_components): New function.
9944 (emit_common_tails_for_components): New function.
9945 (insert_prologue_epilogue_for_components): New function.
9946 (try_shrink_wrapping_separate): New function.
9947 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
9949 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9951 * regrename.c (build_def_use): Invalidate chains that have a
9952 REG_CFA_RESTORE on some instruction.
9954 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9956 * dce.c (delete_unmarked_insns): Don't delete instructions with
9957 a REG_CFA_RESTORE note.
9959 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9961 * common.opt (-fshrink-wrap-separate): New flag.
9962 * doc/invoke.texi: Document it.
9963 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
9964 * doc/tm.texi: Regenerate.
9965 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
9966 * target.def (shrink_wrap): New hook vector.
9967 (get_separate_components, components_for_bb, disqualify_components,
9968 emit_prologue_components, emit_epilogue_components,
9969 set_handled_components): New hooks.
9971 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9973 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
9974 vector return by reference only if -Wpsabi.
9975 (rs6000_pass_by_reference): Similarly, for argument passing.
9977 2016-10-12 David Malcolm <dmalcolm@redhat.com>
9979 * function-tests.c: Include "print-rtl.h".
9980 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
9981 function, and verify what is dumped.
9982 * print-rtl-function.c (print_edge): New function.
9983 (begin_any_block): New function.
9984 (end_any_block): New function.
9985 (can_have_basic_block_p): New function.
9986 (print_rtx_function): Track the basic blocks of insns in the
9987 chain, wrapping those that are within blocks within "(block)"
9988 directives. Remove the "(cfg)" directive.
9990 2016-10-12 David Malcolm <dmalcolm@redhat.com>
9992 * selftest.c (selftest::read_file): New function.
9993 (selftest::test_read_file): New function.
9994 (selftest::selftest_c_tests): Call test_read_file.
9995 * selftest.h (selftest::read_file): New decl.
9997 2016-10-12 Richard Biener <rguenther@suse.de>
10000 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
10003 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
10005 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
10007 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
10008 dwarf2out_assembly_start.
10010 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
10012 * Makefile.in (SELFTEST_FLAGS): New variable.
10013 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
10015 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
10018 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
10020 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
10021 dumped in RTL dumps.
10023 2016-10-12 Martin Liska <mliska@suse.cz>
10025 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
10026 (gimple_fold_builtin_memory_op): Use the function.
10027 (gimple_fold_builtin_strchr): Likewise.
10028 (gimple_fold_builtin_strcat): Likewise.
10029 (gimple_build): Likewise.
10031 2016-10-12 Nathan Sidwell <nathan@acm.org>
10033 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
10035 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
10037 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
10038 equivalent 32-bit constant (modulo 2**32) when that yields
10039 smaller instructions.
10040 (size_of_int_loc_descriptor): Update accordingly.
10042 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
10044 * dwarf2out.c (dwarf2out_early_global_decl): For nested
10045 functions, call dwarf2out_decl on the parent function first.
10047 2016-10-12 Richard Biener <rguenther@suse.de>
10049 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
10052 2016-10-12 Richard Biener <rguenther@suse.de>
10054 * tree-ssa-propagate.c
10055 (substitute_and_fold_dom_walker::before_dom_children): Do not
10056 ignore ASSERT_EXPRs but only preserve them.
10057 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
10058 that have been propagated into.
10059 (vrp_finalize): Enable DCE for substitute_and_fold.
10061 2016-10-12 Richard Biener <rguenther@suse.de>
10063 PR tree-optimization/77920
10064 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
10065 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
10066 (simplify_abs_using_ranges): Likewise.
10067 (simplify_conversion_using_ranges): Likewise.
10068 (simplify_stmt_using_ranges): Adjust.
10070 2016-10-12 Jakub Jelinek <jakub@redhat.com>
10072 PR tree-optimization/77929
10073 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
10074 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
10076 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10079 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
10080 needs a base register for arg 1.
10082 2016-10-12 Jakub Jelinek <jakub@redhat.com>
10084 * common.opt (Wimplicit-fallthrough) Turn into alias to
10085 -Wimplicit-fallthrough=3. Remove EnabledBy.
10086 (Wimplicit-fallthrough=): New option.
10087 * gimplify.c (warn_implicit_fallthrough_r): Use
10088 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
10089 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
10090 to -Wimplicit-fallthrough=3.
10091 (-Wimplicit-fallthrough=): Document.
10093 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10095 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
10096 and GEU in DImode if TARGET_SUBXC.
10097 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
10098 (seqdi<W:mode>_zero_subxc): Delete.
10099 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
10100 (neg_seqdi<W:mode>_zero_vis3): Delete.
10101 (plus_seqdi<W:mode>_zero): Likewise.
10102 (minus_seqdi<W:mode>_zero): Likewise.
10103 (plus_plus_sltu<W:mode>): Accept only register.
10104 (addx<W:mode>): Likewise.
10105 (plus_sltu<W:mode>_vis3): Likewise.
10106 (plus_plus_sltu<W:mode>_vis3): Likewise.
10107 (neg_sgeu<W:mode>_vis3): Delete.
10108 (minus_sgeu<W:mode>_vis3): Likewise.
10109 (addxc<W:mode>): Accept only registers.
10110 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
10111 (minus_neg_sltu<W:mode>_subxc): Accept only register.
10112 (neg_plus_sltu<W:mode>_subxc): Likewise.
10113 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
10114 (minus_minus_sltu<W:mode>_subxc): Accept only register.
10115 (sgeu<W:mode>_insn_subxc): Delete.
10116 (plus_sgeu<W:mode>_subxc): Likewise.
10117 (subxc<W:mode>): Accept only register.
10118 (scc splitter): Split always GEU again.
10120 2016-10-11 Jeff Law <law@redhat.com>
10122 PR tree-optimization/77424
10123 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
10124 dead conditionals. Assert that all e->aux fields are NULL.
10126 2016-10-11 David Malcolm <dmalcolm@redhat.com>
10128 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
10129 operand-printing "switch" statement into...
10130 (print_rtx_operand_code_0): ...this new function, ...
10131 (print_rtx_operand_code_e): ...this new function, ...
10132 (print_rtx_operand_codes_E_and_V): ...this new function, ...
10133 (print_rtx_operand_code_i): ...this new function, ...
10134 (print_rtx_operand_code_r): ...this new function, ...
10135 (print_rtx_operand_code_u): ...this new function, ...
10136 (print_rtx_operand): ...and this new function.
10138 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
10140 * config/alpha/alpha-passes.def: New file.
10141 * config/alpha/t-alpha: New file.
10142 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
10143 (make_pass_handle_trap_shadows): New prototype.
10144 (make_pass_align_insns): Ditto.
10145 * config/alpha/alpha.c (alpha_option_override): Don't register
10147 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
10149 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10152 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
10153 distinct __ibm128 IBM extended double type if long doubles are
10154 128-bits and the default format for long double is IEEE 128-bit.
10156 2016-10-11 Richard Biener <rguenther@suse.de>
10158 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
10159 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
10160 (verify_die): New function.
10161 (dwarf2out_finish): Call it.
10162 (output_line_info): Handle case of -gsplit-dwarf without
10163 DWARF2_ASM_LINE_DEBUG_INFO.
10165 2016-10-11 Richard Biener <rguenther@suse.de>
10168 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
10169 sub-chains of BLOCK_VARS and gimple_bind_vars.
10171 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10173 * config/i386/znver1.md : Fix imov/imovx load type reservations.
10175 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10177 * config/sparc/sparc.opt (msubxc): New option.
10178 * doc/invoke.texi (SPARC options): Document it and tidy up.
10179 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
10180 * doc/tm.texi: Regenerate.
10181 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
10183 (CCX_NOOV): Rename into...
10187 * config/sparc/predicates.m (fcc_register_operand): Simplify.
10188 (fcc0_register_operand): Likewise.
10189 (icc_register_operand): New.
10190 (icc_or_fcc_register_operand): Simplify.
10191 (nz_comparison_operator): New.
10192 (c_comparison_operator): Likewise.
10193 (noov_compare_operator): Rename into...
10194 (icc_comparison_operator): ...this. Use above predicates.
10195 (noov_compare64_operator): Rename into...
10196 (v9_comparison_operator): ...this and tidy up.
10197 (fcc_comparison_operator): New.
10198 (icc_or_fcc_comparison_operator): Likewise.
10199 (v9_register_compare_operator): Rename info...
10200 (v9_register_comparison_operator): ...this.
10201 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
10202 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
10204 (sparc_fixed_condition_code_regs): New function.
10205 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
10206 renaming and add support for CCC/CCXC.
10207 (output_cbranch): Likewise.
10208 (sparc_print_operand): Likewise.
10209 (gen_v9_scc): Remove obsolete assertion.
10210 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
10211 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
10212 (output_cbcond): Remove bogus handling of CC modes.
10213 (sparc_register_move_cost): Return 100 for NO_REGS.
10214 * config/sparc/sparc.md (W): New mode iterator.
10215 (length): Adjust for noov_compare64_operator renaming.
10216 (cmpsi_sne): New instruction.
10217 (cmpdi_sne): Likewise.
10218 (seqdi_special): Delete.
10219 (seqdi_special): Likewise.
10220 (snesi<P:mode>_special): Likewise.
10221 (snedi_special): Likewise.
10222 (snedi_special_vis3): Likewise.
10223 (snesi patterns): Use W iterator.
10224 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
10225 (sltu patterns): Likewise.
10226 (sgeu patterns): Likewise.
10227 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
10228 (normal_branch): Use icc_comparison_operator predicate.
10229 (inverted_branch): Likewise.
10230 (cbcond_sp32): Use comparison_operator predicate.
10231 (cbcond_sp64): Likewise.
10232 (normal_int_branch_sp64): Adjust for renaming
10233 (inverted_int_branch_sp64): Likewise.
10234 (mov<I:mode>_cc_reg_sp64): Likewise.
10235 (movsf_cc_reg_sp6): Likewise.
10236 (movdf_cc_reg_sp64): Likewise.
10237 (movtf_cc_reg_hq_sp64): Likewise.
10238 (movtf_cc_reg_sp64): Likewise.
10239 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
10240 (movsf_cc_v9): Likewise.
10241 (movdf_cc_v9): Likewise.
10242 (movtf_cc_hq_v9): Likewise.
10243 (movtf_cc_v9): Likewise.
10244 (adddi3): Call gen_adddi3_sp32.
10245 (adddi3_insn_sp32): Rename to...
10246 (adddi3_sp32): ...this. Accept only register_operand as operand #1
10247 and use CCCmode for the carry.
10248 (addx_extend_sp32): Use CCCmode for the carry.
10249 (addx_extend_sp64): Delete.
10250 (adddi3_extend_sp32): Use CCCmode for the carry.
10251 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
10252 (subdi3): Call gen_subdi3_sp32.
10253 (subdi3_insn_sp32): Rename to...
10254 (subdi3_sp32): ...this and use CCmode for the carry.
10255 (subx_extend_sp32): Use CCCmode for the carry.
10256 (subx_extend_sp64): Delete.
10257 (subdi3_extend_sp32): Use CCmode for the carry.
10258 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
10259 (negdi3): Call gen_negdi3_sp32.
10260 (negdi3_sp32): Use CCCmode for the carry.
10261 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
10262 (cmp_nz_ashift_1): Use CCNZ mode.
10263 (cmp_nz_set_ashift_1): Likewise.
10264 (ctrapsi4): Use comparison_operator predicate.
10265 (ctrapdi4): Likewise.
10266 (trapsi_insn): Use icc_comparison_operator predicate.
10267 (trapdi_insn): Likewise.
10268 (edge8 patterns): Use CCNZmode.
10269 (edge16 patterns): Likewise.
10270 (edge32 patterns): Likewise.
10272 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10274 * config/visium/visium-modes.def (CC_NOOV): Rename into...
10276 (CC_BTST): Rename into...
10278 * config/visium/predicates.md (real_add_operand): New.
10279 (visium_btst_operator): Rename into...
10280 (visium_equality_comparison_operator): ...this.
10281 (visium_noov_operator): Rename into...
10282 (visium_nz_comparison_operator): ...this.
10283 (visium_c_comparison_operator): New.
10284 (visium_branch_operator): Adjust and deal with all CC modes.
10285 * config/visium/visium.c (visium_adjust_cost): Adjust.
10286 (visium_split_double_add): Use the *_set_carry patterns.
10287 (visium_select_cc_mode): Add support for CCC mode and adjust.
10288 (output_cbranch): Adjust and use the carry-based operators for
10289 floating-point comparisons.
10290 * config/visium/visium.md (flags_subst_arith): Adjust.
10291 (addsi3_insn_set_carry): New instruction.
10292 (subsi3_insn_set_carry): Likewise.
10293 (negsi2_insn_set_carry): Likewise.
10295 (cmp<mode>_sne): Likewise.
10296 (cbranch<mode>4): Use ordered_comparison_operator.
10297 (cbranch<mode>4_insn): Likewise.
10298 (cbranchsi4_btst_insn): Adjust.
10300 2016-10-11 Tom de Vries <tom@codesourcery.com>
10302 PR middle-end/77558
10303 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
10306 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10308 * tree.h (build_complex_type): Add second parameter with default.
10309 * tree.c (build_complex_type): Add NAMED second parameter and adjust
10310 recursive call. Create a TYPE_DECL only if NAMED is true.
10311 (build_common_tree_nodes): Pass true in calls to build_complex_type.
10313 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
10315 New avr-passes.def to register AVR specific passes.
10317 * config/avr/avr-passes.def: New file.
10318 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
10319 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
10320 (make_avr_pass_recompute_note): New proto.
10321 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
10322 (avr_pass_recompute_notes): Use anonymous namespace.
10323 (avr_register_passes): Remove function...
10324 (avr_option_override): ...and its call.
10326 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
10328 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
10329 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
10330 PTF_AVOID_BRANCHLIKELY_SPEED for others.
10331 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
10333 * config/mips/mips.c (mips_option_override): Enable the branch
10334 likely depending on the tune flags and optimization level.
10335 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
10336 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
10337 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
10338 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
10340 2016-10-11 Richard Biener <rguenther@suse.de>
10342 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
10343 (output_function): Properly stream the whole block tree.
10344 * lto-streamer-in.c (input_function): Likewise.
10346 2016-10-11 Marek Polacek <polacek@redhat.com>
10348 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
10350 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10352 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
10353 (evrp_dom_walker::before_dom_children): Infer and push new value
10354 ranges for x in y < x.
10356 2016-10-10 Joseph Myers <joseph@codesourcery.com>
10359 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
10360 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
10361 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10362 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10363 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
10364 (IA64_NO_LIBGCC_TFMODE): Likewise.
10366 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10368 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
10371 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
10373 * config.gcc: Add aarch64-*-freebsd* support.
10374 * config.host: Likewise.
10375 * config/aarch64/aarch64-freebsd.h: New file.
10376 * config/aarch64/t-aarch64-freebsd: Ditto.
10378 2016-10-10 Jeff Law <law@redhat.com>
10380 PR tree-optimization/71947
10381 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
10382 B with A within a single statement.
10384 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10386 PR tree-optimization/77824
10387 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
10388 zero cost for copies.
10389 (find_candidates_dom_walker::before_dom_children): Replace
10390 MODIFY_EXPR with SSA_NAME.
10391 (replace_mult_candidate): Likewise.
10392 (replace_profitable_candidates): Likewise.
10394 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10396 * config/s390/s390.h: Wrap more macros args in brackets and fix
10398 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
10400 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
10402 2016-10-10 Andreas Schwab <schwab@suse.de>
10405 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
10406 pseudo is not DImode.
10408 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
10410 * common/config/arc/arc-common.c (arc_option_optimization_table):
10411 Remove compact casesi option.
10412 * config/arc/arc.c (arc_override_options): Use compact casesi
10413 option only for pre-ARCv2 cores.
10414 * doc/invoke.texi (mcompact-casesi): Update text.
10416 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10418 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
10419 Add macro to say we can efficiently handle overlapping unaligned
10421 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
10422 poor code for processors older than p8.
10424 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
10426 * gen-pass-instances.awk: Remove GNUism.
10428 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10430 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
10431 NULL of (*ipcp_transformations)][node->uid].
10433 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
10435 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
10436 (MALLOC_ABI_ALIGNMENT): Define.
10438 2016-10-09 Jakub Jelinek <jakub@redhat.com>
10440 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
10441 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
10442 VAR_OR_FUNCTION_DECL_P macros.
10443 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
10444 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
10445 chkp_find_bounds_1): Likewise.
10446 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
10447 * hsa-gen.c (get_symbol_for_decl): Likewise.
10448 * cgraphunit.c (check_global_declaration, analyze_functions,
10449 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
10451 * gimple-fold.c (can_refer_decl_in_current_unit_p,
10452 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
10454 * tree.c (set_decl_section_name, copy_node_stat,
10455 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
10456 merge_dllimport_decl_attributes, handle_dll_attribute,
10457 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
10458 verify_type): Likewise.
10459 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
10460 find_explicit_erroneous_behavior): Likewise.
10461 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
10462 * ipa.c (process_references): Likewise.
10463 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
10464 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
10465 notice_global_symbol, assemble_variable, mark_decl_referenced,
10466 build_constant_desc, output_constant_def_contents, do_assemble_alias,
10467 make_decl_one_only, default_section_type_flags,
10468 categorize_decl_for_section, default_encode_section_info): Likewise.
10469 * trans-mem.c (requires_barrier): Likewise.
10470 * gimple-expr.c (mark_addressable): Likewise.
10471 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
10472 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
10473 expand_debug_expr): Likewise.
10474 * tree-dump.c (dequeue_and_dump): Likewise.
10475 * ubsan.c (instrument_bool_enum_load): Likewise.
10476 * tree-pretty-print.c (print_declaration): Likewise.
10477 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10478 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
10479 * asan.c (asan_protect_global, instrument_derefs): Likewise.
10480 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
10481 pass_build_ssa::execute): Likewise.
10482 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
10483 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
10485 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
10487 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
10488 can_be_nonlocal, remap_decls, copy_debug_stmt,
10489 initialize_inlined_parameters, add_local_variables,
10490 reset_debug_binding, replace_locals_op): Likewise.
10491 * dse.c (can_escape): Likewise.
10492 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
10494 * tree-diagnostic.c (default_tree_printer): Likewise.
10495 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
10496 unpack_ts_decl_with_vis_value_fields,
10497 lto_input_ts_decl_common_tree_pointers): Likewise.
10498 * builtins.c (builtin_save_expr, fold_builtin_expect,
10499 readonly_data_expr): Likewise.
10500 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
10501 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
10503 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
10504 * gimplify.c (force_constant_size, gimplify_bind_expr,
10505 gimplify_decl_expr, gimplify_var_or_parm_decl,
10506 gimplify_compound_lval, gimplify_init_constructor,
10507 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
10508 gimplify_type_sizes): Likewise.
10509 * cgraphbuild.c (record_reference, record_type_list, mark_address,
10510 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
10511 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
10512 remove_unused_locals): Likewise.
10513 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
10514 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
10515 * function.c (instantiate_expr, instantiate_decls_1,
10516 setjmp_vars_warning, add_local_decl): Likewise.
10517 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
10519 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
10520 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
10521 optimize_va_list_gpr_fpr_size): Likewise.
10522 * tree-nrv.c (pass_nrv::execute): Likewise.
10523 * tsan.c (instrument_expr): Likewise.
10524 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10525 * vtable-verify.c (verify_bb_vtables): Likewise.
10526 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
10527 get_ref_base_and_extent): Likewise.
10528 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
10530 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
10531 analyze_all_variable_accesses): Likewise.
10532 * tree-nested.c (get_nonlocal_debug_decl,
10533 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
10534 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
10535 get_local_debug_decl, convert_local_omp_clauses,
10536 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
10538 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
10539 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
10540 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
10541 dbxout_symbol, dbxout_common_check): Likewise.
10542 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
10543 string_constant): Likewise.
10544 * hsa.c (hsa_get_declaration_name): Likewise.
10545 * passes.c (rest_of_decl_compilation): Likewise.
10546 * tree-ssanames.c (make_ssa_name_fn): Likewise.
10547 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
10548 pack_ts_decl_with_vis_value_fields,
10549 write_ts_decl_common_tree_pointers): Likewise.
10550 * stor-layout.c (place_field): Likewise.
10551 * symtab.c (symtab_node::maybe_create_reference,
10552 symtab_node::verify_base, symtab_node::make_decl_local,
10553 symtab_node::copy_visibility_from,
10554 symtab_node::can_increase_alignment_p): Likewise.
10555 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
10556 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
10557 fortran_common, add_location_or_const_value_attribute,
10558 add_scalar_info, add_linkage_name, set_block_abstract_flags,
10559 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
10560 optimize_one_addr_into_implicit_ptr,
10561 optimize_location_into_implicit_ptr): Likewise.
10562 * gimple-low.c (record_vars_into): Likewise.
10563 * ipa-visibility.c (update_vtable_references): Likewise.
10564 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
10566 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
10567 DFS::DFS_write_tree_body, write_symbol): Likewise.
10568 * langhooks.c (lhd_warn_unused_global_decl,
10569 lhd_set_decl_assembler_name): Likewise.
10570 * attribs.c (decl_attributes): Likewise.
10571 * except.c (output_ttype): Likewise.
10572 * varpool.c (varpool_node::get_create, ctor_for_folding,
10573 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
10574 * fold-const.c (fold_unary_loc): Likewise.
10575 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
10576 ipa_find_agg_cst_from_init): Likewise.
10577 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
10578 expand_omp_target, lower_omp_regimplify_p,
10579 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
10580 find_link_var_op): Likewise.
10581 * tree-chrec.c (chrec_contains_symbols): Likewise.
10582 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
10583 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
10584 execute_fixup_cfg): Likewise.
10586 PR tree-optimization/77901
10587 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
10588 if ranges[i].exp is SSA_NAME when looking for >= and only when
10589 ranges[i].exp is NULL or SSA_NAME when looking for the other
10592 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10594 * ipa-cp.c (ipcp_alignment_lattice): Remove.
10595 (ipcp_param_lattices): Remove field alignment.
10596 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
10597 (set_all_contains_variable): Remove call to
10598 ipcp_alignment_lattice::set_to_bottom.
10599 (initialize_node_lattices): Likewise.
10600 (propagate_alignment_accross_jump_function): Remove.
10601 (propagate_constants_accross_call): Remove call to
10602 propagate_alignment_accross_jump_function.
10603 (ipcp_store_alignment_results): Remove.
10604 (ipcp_driver): Remove call to ipcp_store_alignment_results.
10605 (propagate_bits_accross_jump_function): Handle ancestor jump function.
10606 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
10607 pretty-printing of alignment jump function.
10608 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
10609 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
10610 alignments and remove computing ipa_alignment jump function.
10611 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
10612 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
10613 (ipa_read_jump_function): Remove reading of ipa_alignment.
10614 (write_ipcp_transformation_info): Remove streaming for alignment
10615 propagation summary.
10616 (read_ipcp_transformation_info): Remove reading of alignment
10617 propagation summary.
10618 (ipcp_update_alignments): Remove.
10619 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
10621 (ipcp_transform_function): Remove call to ipcp_update_alignments()
10622 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
10623 * ipa-prop.h (ipa_alignment): Remove.
10624 (ipa_jump_func): Remove field alignment.
10625 (ipcp_transformation_summary): Remove field alignments.
10626 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
10627 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
10628 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
10630 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
10632 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
10634 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
10636 (visium_expand_fp_cstore): Likewise.
10638 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10640 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
10641 * diagnostic.c (warning_at_rich_loc_n): New function.
10642 (diagnostic_n_impl_richloc): Likewise.
10643 (diagnostic_n_impl): Move most of the function to
10644 diagnostic_n_impl_richloc and call it.
10646 2016-10-08 Jakub Jelinek <jakub@redhat.com>
10648 * gen-pass-instances.awk: Rewritten.
10649 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
10650 $(PASSES_EXTRA) after passes.def to the script.
10651 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
10652 * config/i386/i386-passes.def: New file.
10653 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
10654 make_pass_stv): Declare.
10655 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
10657 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
10659 (pass_stv::clone, pass_stv::set_pass_param): New methods.
10660 (pass_stv::timode_p): New non-static data member.
10661 (ix86_option_override): Don't register passes here.
10663 * doc/invoke.texi: Document accepting Else, fallthrough.
10665 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
10668 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
10669 FALLTHRU comment styles.
10671 2016-10-07 Andrew Pinski <apinski@cavium.com>
10673 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
10674 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
10675 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
10677 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
10679 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
10681 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
10682 (AARCH64_ARCH): Likewise.
10683 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
10685 (AARCH64_CORE): Likewise.
10686 (AARCH64_ARCH): Likewise.
10687 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
10688 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10689 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
10690 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10691 (AARCH64_ARCH): Likewise.
10692 (AARCH64_CORE): Likewise.
10693 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
10694 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
10695 (AARCH64_CORE): Likewise.
10696 (AARCH64_ARCH): Likewise.
10698 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
10700 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
10701 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
10702 floating point type infrastructre, and -mfloat128 that enables the
10703 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
10704 if -mfloat128-type. Define __ibm128 to be long double by default.
10705 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
10706 the IEEE 128-bit floating point type infrastructure should
10707 automatically be enabled.
10708 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
10709 instead of -mfloat128 to enable KFmode.
10710 (rs6000_option_override_internal): Split the option -mfloat128
10711 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
10712 systems, automatically set -mfloat128-type, but don't enable it on
10713 other operating systems. Move setting the long double size and
10714 IEEE quad support before the IEEE 128-bit floating point changes.
10715 (rs6000_init_builtins): Do not create a unique type for __ibm128
10716 if long double is IBM extended double, instead rely on __ibm128
10717 being defined as 'long double'. If -mfloat128-type and not
10718 -mfloat128, create the KFmode type with an undocumented __ieee128
10720 (rs6000_init_libfuncs): Use -mfloat128-type instead of
10721 -mfloat128 for tests about the types, but keep tests for
10722 -mfloat128 to enable the keyword support.
10723 (rs6000_complex_function_value): Likewise.
10724 (rs6000_scalar_mode_supported_p): Likewise.
10725 (rs6000_floatn_mode): Likewise.
10726 (rs6000_c_mode_for_suffix): Likewise.
10727 (rs6000_opt_masks): Add -mfloat128-type.
10728 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
10729 -mfloat128-type being split from -mfloat128. Add
10730 -mfloat128-hardware, which was missing.
10731 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
10732 -mfloat128 and -mfloat128-type:
10733 (-mfloat128-type): Likewise.
10734 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
10735 that 64-bit Linux systems with enable -mfloat128-type by default
10737 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
10738 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
10739 -mfloat128-type instead of -mfloat128.
10740 (FLOAT128_2REG_P): Likewise.
10741 (MASK_FLOAT128_TYPE): Likewise.
10742 (ALTIVEC_ARG_MAX_RETURN): Likewise.
10743 (RS6000_BTM_FLOAT128): Likewise.
10744 (TARGET_FLOAT128): Poison old identifiers.
10745 (OPTION_MASK_FLOAT128): Likewise.
10746 (MASK_FLOAT128): Likewise.
10747 * config/rs6000/rs6000.md (FP): Likewise.
10748 (FLOAT128): Likewise.
10749 (fix_trunc<mode>di2): Likewise.
10750 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
10751 (floatdi<mode>2): Likewise.
10752 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
10753 (neg<mode>2, FLOAT128 iterator): Likewise.
10754 (abs<mode>2, FLOAT128 iterator): Likewise.
10755 (ieee_128bit_negative_zero): Likewise.
10756 (ieee_128bit_vsx_neg<mode>2): Likewise.
10757 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
10758 (ieee_128bit_vsx_abs<mode>2): Likewise.
10759 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10760 (ieee_128bit_vsx_nabs<mode>2): Likewise.
10761 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10762 (extendiftf2): Likewise.
10763 (extendifkf2): Likewise.
10764 (extendtfkf2): Likewise.
10765 (trunciftf2): Likewise.
10766 (truncifkf2): Likewise.
10767 (trunckftf2): Likewise.
10768 (trunctfif2): Likewise.
10769 (extendkftf2): Likewise.
10770 (trunctfkf2): Likewise.
10772 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10774 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
10775 before merging in bytes to pass down to real_from_target.
10777 2016-10-07 Richard Biener <rguenther@suse.de>
10779 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
10781 (substitute_and_fold_dom_walker::before_dom_children):
10782 Substitute and fold before pass specific folding to avoid
10783 feeding that with SSA names that will be later released.
10784 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
10785 introduced by folding and visited by evaluate_stmt called during
10787 (likely_value): Likewise.
10788 (evaluate_stmt): Likewise.
10789 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
10790 (simplify_div_or_mod_using_ranges): Likewise.
10791 (simplify_min_or_max_using_ranges): Likewise.
10792 (simplify_abs_using_ranges): Likewise.
10793 (simplify_conversion_using_ranges): Likewise.
10794 (simplify_float_conversion_using_ranges): Likewise.
10795 (simplify_stmt_using_ranges): Likewise.
10797 2016-10-07 Marek Polacek <polacek@redhat.com>
10799 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
10800 FALLTHROUGH_LABEL_P here...
10801 (warn_implicit_fallthrough_r): ...not here.
10803 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
10805 PR tree-optimization/77880
10806 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
10809 2016-10-07 Marek Polacek <polacek@redhat.com>
10812 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
10814 2016-10-07 Richard Biener <rguenther@suse.de>
10816 * bitmap.h: Document constraints on bitmap modification while
10819 2016-10-07 Richard Biener <rguenther@suse.de>
10821 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
10822 * bitmap.h (bmp_iter_set): When advancing to the next element
10823 check that we didn't remove the current one.
10824 (bmp_iter_and): Likewise.
10825 (bmp_iter_and_compl): Likewise.
10826 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
10827 we currently iterate on but keep a one-level queue.
10828 * sched-deps.c (remove_from_deps): Do not clear current bit
10829 but keep a one-level queue.
10831 2016-10-07 Jakub Jelinek <jakub@redhat.com>
10833 PR tree-optimization/77664
10834 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
10835 for the other ranges.
10836 (optimize_range_tests_diff): Fix up formatting.
10837 (optimize_range_tests_var_bound): New function.
10838 (optimize_range_tests): Use it.
10840 2016-10-07 Martin Liska <mliska@suse.cz>
10842 * coverage.c (build_gcov_exit_decl): Fix priority what
10843 should be really 99.
10845 2016-10-07 Richard Biener <rguenther@suse.de>
10847 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
10848 vars in gimple_bind_vars but not in BLOCK_VARS.
10850 2016-10-07 Richard Biener <rguenther@suse.de>
10852 PR tree-optimization/77879
10853 * tree-ssa-structalias.c (handle_const_call): Properly handle
10855 (handle_pure_call): Likewise.
10857 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10859 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
10860 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
10863 2016-10-06 Andrew Pinski <apinski@cavium.com>
10865 * config/aarch64/aarch64-cores.def: Add a comment before each
10868 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10870 PR tree-optimization/77862
10871 * tree-vrp.c (add_equivalence): Use get_value_range so that
10872 num_vr_values is checked before accessing vr_values.
10874 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10876 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
10879 2016-10-05 Jeff Law <law@redhat.com>
10881 PR tree-optimization/71661
10882 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
10883 removal of a forwarder exposes a new natural loop.
10885 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
10887 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
10888 Introduce ssesuffix variable.
10889 (<mask_codefor><code><mode>3<mask_name>): Ditto.
10890 (*<code><mode>3): Ditto.
10892 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
10894 * postreload.c (reload_cse_simplify): Skip also USE when detecting
10897 2016-10-06 Richard Biener <rguenther@suse.de>
10899 PR tree-optimization/77855
10900 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
10901 instead of removing the current item while iterating over the set
10904 2016-10-06 James Clarke <jrtc27@jrtc27.com>
10905 Eric Botcazou <ebotcazou@adacore.com>
10908 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
10909 (classify_registers): Don't set it
10910 (function_arg_slotno): Don't initialize and test it. Tidy up.
10912 2016-10-06 Richard Biener <rguenther@suse.de>
10914 PR tree-optimization/77839
10915 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
10916 lattice transition.
10918 2016-10-06 Martin Liska <mliska@suse.cz>
10920 * gcc.c: Set -fprofile-update=atomic when profiling is
10921 enabled and -pthread is set. Warn when one combines
10922 -pthread and -fprofile-update=single for an app using
10925 2016-10-06 Martin Liska <mliska@suse.cz>
10928 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
10929 * gimple-ssa-strength-reduction.c (slsr_process_cast):
10930 Initialize a pointer to NULL.
10931 (slsr_process_copy): Likewise.
10932 * input.c (location_get_source_line): Likewise.
10933 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
10935 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
10937 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
10938 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
10939 (ix86_handle_option): Deleted handle of OPT_mpcommit.
10940 * config.gcc: Deleted pcommitintrin.h
10941 * config/i386/pcommitintrin.h: Deleted file.
10942 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
10943 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
10945 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
10947 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
10948 (PTA_PCOMMIT): Deleted define.
10949 (ix86_option_override_internal): Deleted handle of option.
10950 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
10951 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
10952 __builtin_ia32_pcommit): Deleted.
10953 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
10954 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
10955 (pcommit): Deleted instruction.
10956 * config/i386/i386.opt: Mention -mpcommit deprecation.
10957 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
10959 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
10962 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
10963 Remove wrong assert.
10964 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
10965 Use <round_constraint> as operand 1 constraint.
10967 2016-10-05 Jakub Jelinek <jakub@redhat.com>
10970 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
10971 (ubsan_instrument_float_cast): And not here.
10974 * ubsan.c (ubsan_ids): New GTY(()) array.
10975 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
10976 instead of static local counters.
10978 2016-10-05 Martin Sebor <msebor@redhat.com>
10981 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
10982 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
10983 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
10984 (default_printf_pointer_format): Define function.
10985 * targhooks.c (linux_printf_pointer_format): Define new function.
10986 * targhooks.h (linux_printf_pointer_format): Declare.
10987 (gnu_libc_printf_pointer_format): Remove declaration.
10989 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10991 * fold-const.c (native_encode_real): Fix logic for selecting offset
10992 to write to when BYTES_BIG_ENDIAN.
10994 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
10996 * builtins.c (fold_builtin_strchr): Remove function.
10997 (fold_builtin_strrchr): Likewise.
10998 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
10999 * gimple-fold.c (target_char_cst_p): New function.
11000 (gimple_fold_builtin_strchr) Add more foldings.
11001 (gimple_fold_builtin): Add index, strrchr, rindex cases.
11003 2016-10-05 Richard Biener <rguenther@suse.de>
11005 PR middle-end/77863
11006 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
11007 capture ids in c-exprs.
11009 2016-10-05 Richard Biener <rguenther@suse.de>
11011 PR middle-end/77826
11012 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
11013 with types_match for GIMPLE code gen to handle type mismatched
11014 constants properly.
11015 (dt_operand::gen): Adjust.
11016 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
11019 2016-10-05 Richard Biener <rguenther@suse.de>
11021 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
11023 2016-10-05 Richard Biener <rguenther@suse.de>
11025 PR middle-end/77842
11026 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
11028 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
11030 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
11031 version check to protect only DW_TAG_imported_module generation.
11033 2016-10-05 Richard Biener <rguenther@suse.de>
11035 PR middle-end/55152
11036 * match.pd (min(a,-a) -> -abs(a)): New pattern.
11038 2016-10-04 Ian Lance Taylor <iant@golang.org>
11040 * explow.c (allocate_dynamic_stack_space): Call
11041 do_pending_stack_adjust before handling flag_split_stack.
11043 2016-10-04 David Malcolm <dmalcolm@redhat.com>
11045 * genattrtab.c (make_internal_attr): Supply dummy column number to
11046 file_location ctor.
11048 * genoutput.c (init_insn_for_nothing): Likewise.
11049 * gensupport.c (add_define_attr): Likewise.
11050 * read-md.c (message_at_1): Print column number.
11051 (fatal_with_file_and_line): Likewise.
11052 (rtx_reader::read_char): Track column numbers.
11053 (rtx_reader::unread_char): Likewise.
11054 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
11055 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
11056 (rtx_reader::handle_file): Initialize m_read_md_colno.
11057 (rtx_reader::get_current_location): Supply column number to
11058 file_location ctor.
11059 * read-md.h (struct file_location): Add field "colno".
11060 (file_location::file_location): Likewise.
11061 (rtx_reader::get_colno): New accessor.
11062 (rtx_reader::m_read_md_colno): New field.
11063 (rtx_reader::m_last_line_colno): New field.
11065 2016-10-04 Jakub Jelinek <jakub@redhat.com>
11067 * doc/extend.texi (Java Exceptions): Remove.
11068 (java_interface): Remove.
11070 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
11072 PR tree-optimization/77808
11073 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
11074 and addr are different before copying points-to information.
11076 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
11078 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
11079 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
11080 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
11081 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
11083 2016-10-04 Richard Biener <rguenther@suse.de>
11085 PR tree-optimization/77399
11086 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
11087 verify the target can convert.
11089 2016-10-04 Richard Biener <rguenther@suse.de>
11091 PR middle-end/77833
11092 * explow.c (plus_constant): Verify the mode of the constant
11093 pool offset before calling plus_constant.
11095 2016-10-04 Richard Biener <rguenther@suse.de>
11097 PR middle-end/77407
11098 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
11099 type support, mark with :C.
11100 (X / -X -> -1): Mark with :C.
11102 2016-10-04 Jakub Jelinek <jakub@redhat.com>
11104 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
11105 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
11106 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
11107 * doc/tm.texi: Regenerated.
11108 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
11109 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
11110 * config/darwin.h (JCR_SECTION_NAME): Remove.
11111 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
11112 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
11113 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
11114 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
11115 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
11116 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
11118 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11120 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
11121 between "because" and "param" in dump message in call to fprintf.
11123 2016-10-03 Jeff Law <law@redhat.com>
11125 PR tree-optimization/71550
11126 PR tree-optimization/71403
11127 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
11128 (profitable_jump_thread_path): Also return boolean indicating if
11129 the realized path will create an irreducible loop.
11130 Remove loop depth tests from 71403.
11131 (fsm_find_control_statement_thread_paths): Remove loop depth tests
11132 from 71403. If threading will create an irreducible loop, then
11133 throw away loop iteration and related information.
11135 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
11137 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
11138 -Woverloaded-virtual checks for warning options.
11139 * configure: Regenerate.
11141 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11143 PR preprocessor/77699
11144 * input.c (maybe_grow): Don't allocate one byte extra headroom.
11145 (get_next_line): Return false on error.
11146 (read_next_line): Removed, use get_next_line instead.
11147 (read_line_num): Don't copy the line.
11148 (location_get_source_line): Don't use static data.
11149 (selftest::test_reading_source_line): Add more test cases.
11151 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11154 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11156 * ifcvt.c (noce_try_avoid_const_materialization): New function.
11157 (noce_process_if_block): Use it.
11159 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11161 * doc/invoke.texi: Update -Wint-in-bool-context.
11163 2016-10-02 Jakub Jelinek <jakub@redhat.com>
11165 * dwarf2out.c (output_fde, output_call_frame_info,
11166 dwarf2out_do_cfi_startproc, set_indirect_string,
11167 gen_internal_sym, output_die, output_line_info): Use
11168 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
11169 ASM_GENERATE_INTERNAL_LABEL output.
11171 2016-10-01 Richard Biener <rguenther@suse.de>
11173 PR middle-end/77798
11174 * genmatch.c (get_operand_type): Add operand position arg
11175 and handle COND_EXPR comparison operand with fixed boolean_type_node.
11176 (expr::gen_transform): Adjust.
11177 (dt_simplify::gen_1): Likewise.
11179 2016-10-01 Jakub Jelinek <jakub@redhat.com>
11181 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
11182 comments. Simplify asserts, remove unnecessary conditions.
11184 (*<code><mode>3): Likewise.
11186 2016-09-30 Jakub Jelinek <jakub@redhat.com>
11188 * doc/invoke.texi (-Wregister): Document.
11190 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
11192 * configure.ac: Split CHECKING_P into CHECKING_P and
11193 ENABLE_EXTRA_CHECKING.
11194 * configure: Regenerated.
11195 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
11196 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
11198 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
11201 * gcc.c (process_command): For @filename handling, output
11202 the correct name if the file does not exist.
11204 2016-09-30 Marek Polacek <polacek@redhat.com>
11206 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
11207 * config/alpha/predicates.md: Likewise.
11209 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11211 * ifcvt.c (noce_try_avoid_const_materialization): New function.
11212 (noce_process_if_block): Use it.
11214 2016-09-30 Martin Liska <mliska@suse.cz>
11216 * doc/invoke.texi: Document asan-use-after-return that
11217 it's disabled by default in runtime.
11219 2016-09-30 Richard Biener <rguenther@suse.de>
11221 * tree-vrp.c (intersect_ranges): If we failed to handle
11222 the intersection choose a constant singleton range if available.
11224 2016-09-30 Richard Biener <rguenther@suse.de>
11226 PR tree-optimization/77399
11227 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
11228 float <-> int conversions.
11230 2016-09-30 Alan Modra <amodra@gmail.com>
11232 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
11234 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
11236 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
11237 ext_level before calling CPUID with 0x80000008.
11238 Simplify xgetbv checks.
11240 2016-09-29 David Malcolm <dmalcolm@redhat.com>
11242 * Makefile.in (OBJS): Add print-rtl-function.o.
11243 * print-rtl-function.c: New file.
11244 * print-rtl.h (print_rtx_function): New decl.
11246 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
11249 * config/i386/cpuid.h (__get_cpuid_count): New.
11250 (__get_cpuid): Rename __level to __leaf.
11252 2016-09-29 Marek Polacek <polacek@redhat.com>
11254 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
11256 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
11259 * builtins.c (expand_builtin_memcmp): Don't swap args unless
11260 result is only being compared with zero.
11262 2016-09-29 Marek Polacek <polacek@redhat.com>
11264 * dwarf2out.c (loc_descriptor): Add fall through comment.
11265 (add_const_value_attribute): Likewise.
11267 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
11269 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
11270 with "v6t2". Move "arch" attribute above "pool_range".
11271 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
11273 (*thumb2_movhi_vfp): Likewise.
11274 (*arm_movhi_fp16): Likewise.
11275 (*thumb2_movhi_fp16): Likewise.
11276 (*arm_movsi_vfp): Remove "arch" attribute.
11277 (*thumb2_movsi_vfp): Likewise.
11279 2016-09-29 Martin Liska <mliska@suse.cz>
11281 * doc/extend.texi: Remove limitation of Objective C for
11282 __attribute__((constructor)) and __attribute__((destructor)).
11284 2016-09-29 Richard Biener <rguenther@suse.de>
11286 PR tree-optimization/77768
11287 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11288 Handle stores to readonly memory when removing redundant stores.
11290 2016-09-29 Richard Biener <rguenther@suse.de>
11292 PR middle-end/77407
11293 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
11294 X / -X -> -1 simplifications.
11296 2016-09-29 Richard Biener <rguenther@suse.de>
11298 PR middle-end/55152
11299 * match.pd: Add max(a,-a) -> abs(a) pattern.
11300 * tree-ssa-phiopt.c (minmax_replacement): Disable for
11301 HONOR_SIGNED_ZEROS types.
11303 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
11305 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
11306 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
11308 2016-09-29 Richard Biener <rguenther@suse.de>
11310 * tree-vrp.c (set_defs_to_varying): New helper avoiding
11311 writing to vr_const_varying.
11312 (vrp_initialize): Call it.
11313 (vrp_visit_stmt): Likewise.
11314 (evrp_dom_walker::before_dom_children): Likewise.
11316 2016-09-29 Richard Biener <rguenther@suse.de>
11318 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
11319 constructors with vector elements.
11321 2016-09-29 Richard Biener <rguenther@suse.de>
11323 PR tree-optimization/77768
11324 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
11325 with stores to a place we know has a constant value.
11327 2016-09-29 Alan Modra <amodra@gmail.com>
11329 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
11330 * doc/invoke.texi: Document it.
11331 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
11332 (rs6000_passes_float): Comment.
11333 (rs6000_passes_long_double): New static var.
11334 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
11335 (init_cumulative_args): Set up to emit fp .gnu_attribute for
11336 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
11337 to include fp values returned in vectors.
11338 Set rs6000_passes_long_double.
11339 (rs6000_function_arg_advance_1): Likewise for function args.
11340 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
11341 and SPE. Emit long double tag value too.
11342 (rs6000_opt_vars): Add gnu-attr.
11343 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
11344 * configure: Regenerate.
11345 * config.in: Regenerate.
11347 2016-09-28 Jakub Jelinek <jakub@redhat.com>
11349 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
11351 (format_floating, format_string, format_directive,
11352 get_destination_size, pass_sprintf_length::handle_gimple_call):
11355 2016-09-28 Jakub Jelinek <jakub@redhat.com>
11357 * gimple-ssa-sprintf.c: Fix comment formatting.
11358 (format_integer): Use is_gimple_assign.
11359 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
11360 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
11361 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
11362 (pass_sprintf_length::execute): Use is_gimple_call.
11364 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
11366 * gimple-fold.c (gimple_fold_builtin): After failing to fold
11367 strchr, also try the generic folding.
11369 2016-09-28 Martin Sebor <msebor@redhat.com>
11372 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
11375 2016-09-28 Martin Sebor <msebor@redhat.com>
11377 PR middle-end/77683
11378 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
11379 length modifier is not expected.
11380 (format_floating): Ignore l length modifier and fail gracefuly
11381 when it isn't one of the other expected ones.
11383 2016-09-28 Martin Sebor <msebor@redhat.com>
11386 * varasm.c (assemble_addr_to_section): Increase local buffer size.
11388 2016-09-27 Richard Biener <rguenther@suse.de>
11390 * dwarf2out.c (cu_die_list): New global.
11391 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
11392 main_comp_unit_die to cu_die_list if we created it.
11393 Move break_out_includes ...
11394 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
11397 2016-09-28 Richard Biener <rguenther@suse.de>
11399 * dwarf2out.c (struct die_struct): Add removed flag.
11400 (lookup_type_die): If the DIE is marked as removed, clear
11401 TYPE_SYMTAB_DIE and return NULL.
11402 (lookup_decl_die): If the DIE is marked as removed, remove it
11403 from the hash and return NULL.
11404 (mark_removed): New helper.
11405 (prune_unused_types_prune): Call it for removed DIEs.
11406 (gen_subprogram_die): Move the premark_used_types call to after
11407 DIEs for the functions scopes are generated.
11408 (process_scope_var): Do not re-create pruned types or type decls.
11409 Make sure to also re-parent type decls.
11410 (dwarf2out_finish): Move unused type pruning and debug_types
11412 (dwarf2out_early_finish): ... here.
11414 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
11416 * config/arc/arc-c.c: New file.
11417 * config/arc/arc-c.def: Likewise.
11418 * config/arc/t-arc: Likewise.
11419 * config.gcc: Include arc-c.o as c and cpp object.
11420 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
11421 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
11422 arc_cpu_cpp_builtins.
11424 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
11426 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
11427 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
11429 2016-09-28 Nathan Sidwell <nathan@acm.org>
11431 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
11434 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
11436 PR tree-optimization/61056
11437 * gimple-fold.c (gimple_fold_builtin_strchr):
11438 New function to optimize strchr (s, 0) to strlen.
11439 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
11441 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
11443 PR tree-optimization/77724
11444 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
11445 Add tree_fits_shwi_p check.
11447 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11449 * auto-inc-dec.c (try_merge): Remove break after return.
11450 * cselib.c (autoinc_split): Likewise.
11451 * explow.c (promote_mode): Likewise.
11452 * fixed-value.c (fixed_arithmetic): Likewise.
11453 * hsa.c (hsa_internal_fn::get_arity): Likewise.
11454 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
11455 * trans-mem.c (get_attrs_for): Likewise.
11456 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
11457 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
11458 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
11459 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
11460 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
11461 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
11462 * config/cris/cris.c (cris_op_str): Likewise.
11463 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
11464 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
11466 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
11468 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
11469 IFN_GOACC_REDUCTION_CODES): New.
11470 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
11471 ifn_goacc_reduction_kind): Use them.
11472 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
11473 of internal functions, when applicable.
11475 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
11477 * config/mips/constraints.md (d): Fix documentation.
11478 * doc/md.texi (Machine Constraints): Update accordingly.
11480 2016-09-27 Richard Biener <rguenther@suse.de>
11482 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
11483 cur_line_info_table initialization ...
11484 (dwarf2out_assembly_start): ... here.
11486 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
11488 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
11489 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
11490 (*thumb2_movhi_vfp): Likewise.
11491 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
11492 template. Expand predicable attribute to mark VMOV.F16 as not
11493 predicable. Add "arch" attribute.
11494 (*thumb2_movhi_fp16): Likewise.
11495 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
11496 (*thumb2_movsi_vfp): Add "arch" attribute.
11498 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
11500 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
11503 2016-09-27 Marek Polacek <polacek@redhat.com>
11505 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
11508 * config/c6x/c6x.h: Adjust fall through comment.
11509 * config/sh/sh.c (final_prescan_insn): Likewise.
11510 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
11511 (visium_expand_fp_cstore): Likewise.
11513 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11515 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
11516 expected by -Wimplicit-fallthrough.
11517 (thumb1_size_rtx_costs): Likewise.
11518 (thumb2_reorg): Likewise.
11519 (tls_mentioned_p): Add "Fall through" comment.
11520 (thumb2_reorg): Likewise.
11521 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
11522 comment form expected by -Wimplicit-fallthrough.
11524 2016-09-27 Martin Liska <mliska@suse.cz>
11526 PR gcov-profile/46266
11527 * input.h (RESERVED_LOCATION_P): New macro.
11528 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
11529 instread of comparison with UNKNOWN_LOCATION.
11531 2016-09-27 Richard Biener <rguenther@suse.de>
11533 PR tree-optimization/77745
11534 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11535 When removing redundant stores make sure to check compatibility
11536 of the TBAA state for downstream accesses.
11537 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
11538 value-numbering virtual operands for store matches.
11540 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
11543 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
11544 movrt patterns. Match them before anything else in the SET case.
11546 2016-09-27 Martin Liska <mliska@suse.cz>
11548 PR gcov-profile/7970
11549 PR gcov-profile/16855
11550 PR gcov-profile/44779
11551 * coverage.c (build_gcov_exit_decl): New function.
11552 (coverage_obj_init): Call the function and generate __gcov_exit
11554 * doc/gcov.texi: Document when __gcov_exit function is called.
11556 2016-09-27 Marek Polacek <polacek@redhat.com>
11559 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11560 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
11561 -Wno-error instead of -Wno-implicit-fallthrough.
11563 2016-09-27 Martin Liska <mliska@suse.cz>
11566 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
11568 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11570 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
11571 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
11572 comments. Remove break after return.
11573 (ix86_fp_compare_code_to_integer, has_dispatch,
11574 ix86_simd_clone_usable): Remove break after return.
11576 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
11578 PR rlt-optimization/77714
11579 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
11582 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
11585 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
11586 extract_range_from_unary_expr to convert value_range.
11587 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
11588 (extract_range_from_unary_expr): This.
11589 * tree-vrp.h (extract_range_from_unary_expr): Declare.
11591 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
11593 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
11595 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11597 * config/i386/i386.c (ix86_print_operand)
11598 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
11599 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
11600 (epilogue_renumber): Likewise.
11602 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
11604 PR middle-end/77719
11605 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
11606 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
11608 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
11610 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
11611 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
11612 is_mm_seq_cst, is_mm_sync): Move to ...
11613 * memmodel.h: This. New file.
11614 * builtins.c: Include memmodel.h.
11615 * optabs.c: Likewise.
11616 * tsan.c: Likewise.
11617 * config/aarch64/aarch64.c: Likewise.
11618 * config/alpha/alpha.c: Likewise.
11619 * config/arm/arm.c: Likewise.
11620 * config/i386/i386.c: Likewise.
11621 * config/ia64/ia64.c: Likewise.
11622 * config/mips/mips.c: Likewise.
11623 * config/rs6000/rs6000.c: Likewise.
11624 * config/sparc/sparc.c: Likewise.
11625 * genconditions.c: Include memmodel.h in generated file.
11626 * genemit.c: Likewise.
11627 * genoutput.c: Likewise.
11628 * genpeep.c: Likewise.
11629 * genpreds.c: Likewise.
11630 * genrecog.c: Likewise.
11632 2016-09-26 David Malcolm <dmalcolm@redhat.com>
11634 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
11635 "c" instead when parsing characters. Move operand parsing into...
11636 (read_rtx_operand): ...this new function, renaming "i" to "idx",
11637 and tightening the scope of various locals.
11639 2016-09-26 Liu Hao <lh_mouse@126.com>
11641 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
11643 2016-09-26 Marek Polacek <polacek@redhat.com>
11645 * system.h: Use __has_attribute to check whether the fallthrough
11646 attribute is supported.
11648 2016-09-26 Marek Polacek <polacek@redhat.com>
11650 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
11651 gimple_call_internal_p.
11652 * ipa-split.c (find_return_bb): Likewise.
11653 (execute_split_functions): Likewise.
11654 * omp-low.c (dump_oacc_loop_part): Likewise.
11655 (oacc_loop_xform_head_tail): Likewise.
11656 * predict.c (predict_loops): Likewise.
11657 * sanopt.c (pass_sanopt::execute): Likewise.
11658 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
11659 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
11660 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
11661 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
11662 (expand_ifn_va_arg): Likewise.
11663 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
11664 (optimize_mask_stores): Likewise.
11665 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
11666 (vect_transform_stmt): Likewise.
11667 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
11668 * tsan.c (instrument_memory_accesses): Likewise.
11670 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11671 Alexander Monakov <amonakov@ispras.ru>
11673 * regrename.c (rename_chains): Check
11674 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
11675 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
11676 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
11678 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11680 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
11681 (s390_sched_score): Likewise.
11683 2016-09-26 Martin Liska <mliska@suse.cz>
11685 * doc/gcov.texi: Update program output of gcov tool.
11687 2016-09-26 Martin Liska <mliska@suse.cz>
11689 PR gcov-profile/23332
11690 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
11691 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
11692 * value-prof.c (dump_histogram_value): Do not handle
11693 HIST_TYPE_CONST_DELTA.
11694 (stream_in_histogram_value): Likewise.
11695 (gimple_find_values_to_profile): Likewise.
11696 * value-prof.h (enum hist_type): Likewise.
11698 2016-09-26 Martin Liska <mliska@suse.cz>
11700 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
11701 from default sanitize recover values.
11702 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
11703 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
11704 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
11706 * opts.c (finish_options): Do a generic loop over options
11707 that can be recovered.
11708 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
11710 (common_handle_option): Likewise.
11711 * opts.h: Declare can_recover to sanitizer_opts_s.
11713 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
11715 * target.def(elf_flags_numeric): Change documentation to present tense.
11716 * doc/tm.texi: Regenerate.
11718 2016-09-26 Marek Polacek <polacek@redhat.com>
11721 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11722 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
11723 -Wno-switch-fallthrough.
11724 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
11725 (expand_builtin): Likewise.
11726 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
11727 * convert.c (convert_to_real_1): Likewise.
11728 (convert_to_integer_1): Likewise.
11729 * final.c (output_alternate_entry_point): Likewise.
11730 * genattrtab.c (make_canonical): Likewise.
11731 (write_test_expr): Likewise.
11732 * genpreds.c (validate_exp): Likewise.
11733 * gimple-ssa-strength-reduction.c
11734 (find_candidates_dom_walker::before_dom_children): Likewise.
11735 * godump.c (go_format_type): Likewise.
11736 * reload1.c (elimination_effects): Likewise.
11737 * resource.c (mark_referenced_resources): Likewise.
11738 (mark_set_resources): Likewise.
11739 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
11740 * varasm.c (output_addressed_constants): Likewise.
11742 2016-09-26 Marek Polacek <polacek@redhat.com>
11745 * common.opt (Wimplicit-fallthrough): New option.
11746 * doc/extend.texi: Document statement attributes and the fallthrough
11748 * doc/invoke.texi: Document -Wimplicit-fallthrough.
11749 * gimple.h (gimple_call_internal_p): New function.
11750 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
11751 (struct label_entry): New struct.
11752 (find_label_entry): New function.
11753 (case_label_p): New function.
11754 (collect_fallthrough_labels): New function.
11755 (last_stmt_in_scope): New function.
11756 (should_warn_for_implicit_fallthrough): New function.
11757 (warn_implicit_fallthrough_r): New function.
11758 (maybe_warn_implicit_fallthrough): New function.
11759 (expand_FALLTHROUGH_r): New function.
11760 (expand_FALLTHROUGH): New function.
11761 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
11762 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
11763 (gimplify_label_expr): New function.
11764 (gimplify_case_label_expr): Set location.
11765 (gimplify_expr): Call gimplify_label_expr.
11766 * internal-fn.c (expand_FALLTHROUGH): New function.
11767 * internal-fn.def (FALLTHROUGH): New internal function.
11768 * langhooks.c (lang_GNU_OBJC): New function.
11769 * langhooks.h (lang_GNU_OBJC): Declare.
11770 * system.h (gcc_fallthrough): Define.
11771 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
11772 * tree.h (FALLTHROUGH_LABEL_P): Define.
11774 2016-09-26 Richard Biener <rguenther@suse.de>
11776 * dwarf2out.c (stripattributes): Remove unused function.
11777 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
11778 Push dwarf_split_debug_info handling into init_sections_and_labels.
11779 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
11780 (DEBUG_MACRO_SECTION_FLAGS): Remove.
11781 (debug_macinfo_section_name): New global.
11782 (output_macinfo): Use debug_macinfo_section_name.
11783 (init_sections_and_labels): Split out section and label generation
11784 from dwarf2out_init. Set debug_macinfo_section_name.
11785 (dwarf2out_init): Move text section label generation and emission
11787 (dwarf2out_assembly_start): ... here.
11788 (dwarf2out_finish): Call init_sections_and_labels before DWARF
11791 2016-09-26 Richard Biener <rguenther@suse.de>
11794 * cgraphunit.c (analyze_functions): Before early removing
11795 global vars calls the late_global_decl debug handler mark
11796 the variable as readonly.
11798 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
11801 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
11802 (sh_rtx_costs): Handle SET of movt and movrt patterns.
11803 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
11804 declare new overloads.
11805 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
11808 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11810 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
11811 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
11813 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
11815 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
11816 * configure: Regenerate.
11818 2016-09-24 Marek Polacek <polacek@redhat.com>
11821 * doc/invoke.texi: Document -Wbool-operation.
11823 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11825 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
11826 * config/rs6000/rs6000.c (expand_block_compare): New function used by
11827 cmpmemsi pattern to do builtin expansion of memcmp ().
11828 (compute_current_alignment): Add helper function for
11829 expand_block_compare used to compute alignment as the compare proceeds.
11830 (select_block_compare_mode): Used by expand_block_compare to select
11831 the mode used for reading the next chunk of bytes in the compare.
11832 (do_load_for_compare): Used by expand_block_compare to emit the load
11833 insns for the compare.
11834 (rs6000_emit_dot_insn): Moved this function to avoid a forward
11835 reference from expand_block_compare ().
11836 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
11837 prototype for this function.
11838 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
11839 target option for controlling how much code inline expansion of
11840 memcmp() will be allowed to generate.
11842 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11844 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
11845 hook_bool_mode_false, hook_bool_mode_true,
11846 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
11847 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
11848 hook_bool_const_rtx_insn_const_rtx_insn_true,
11849 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
11850 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
11851 hook_bool_const_tree_hwi_hwi_const_tree_false,
11852 hook_bool_const_tree_hwi_hwi_const_tree_true,
11853 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
11854 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
11855 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
11856 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
11857 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
11858 hook_bool_const_tree_true, hook_bool_tree_tree_false,
11859 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
11860 hook_bool_rtx_insn_true, hook_bool_rtx_false,
11861 hook_bool_uintp_uintp_false,
11862 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
11863 hook_rtx_tree_int_null, hook_uint_mode_0,
11864 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
11865 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
11866 hook_constcharptr_const_rtx_insn_null,
11867 hook_constcharptr_const_tree_const_tree_null,
11868 hook_constcharptr_int_const_tree_null,
11869 hook_constcharptr_int_const_tree_const_tree_null,
11870 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
11871 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
11872 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
11874 * vec.h (vNULL): Extend comment to say = vNULL initialization
11875 isn't needed for static vars.
11877 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
11878 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
11879 = vNULL initialization of file scope vec.
11880 * passes.c (pass_tab, enabled_pass_uid_range_tab,
11881 disabled_pass_uid_range_tab): Likewise.
11882 * haifa-sched.c (sched_luids, h_i_d): Likewise.
11883 * tree-chkp-opt.c (check_infos): Likewise.
11884 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
11886 * vec.h (vnull::operator vec): Add constexpr keyword for
11889 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
11891 PR tree-optimization/77654
11892 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
11893 to duplicate_ssa_name_ptr_info.
11895 2016-09-23 David Malcolm <dmalcolm@redhat.com>
11897 PR preprocessor/77672
11898 * input.c (selftest::test_lexer_string_locations_simple): Update
11899 test to expect location information of the terminator character
11900 at the location of the final closing quote.
11901 (selftest::test_lexer_string_locations_hex): Likewise.
11902 (selftest::test_lexer_string_locations_oct): Likewise.
11903 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
11904 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
11905 (selftest::test_lexer_string_locations_ucn4): Likewise.
11906 (selftest::test_lexer_string_locations_ucn8): Likewise.
11907 (selftest::test_lexer_string_locations_u8): Likewise.
11908 (selftest::test_lexer_string_locations_utf8_source): Likewise.
11909 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
11910 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
11911 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
11912 (selftest::test_lexer_string_locations_macro): Likewise.
11913 (selftest::test_lexer_string_locations_long_line): Likewise.
11915 2016-09-23 Richard Biener <rguenther@suse.de>
11917 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
11918 virtual definition to virtual use if the call devirtualizes
11919 to a const or pure function.
11920 (visit_use): Also visit calls we can devirtualize to a
11921 const or pure function.
11923 2016-09-23 Richard Biener <rguenther@suse.de>
11925 PR tree-optimization/77697
11926 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
11927 signal error if we have sth ternary or unhandled.
11929 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11931 * config/arm/arm_neon.h (vabd_f16): New.
11965 (vcvt_f16_s16): New.
11966 (vcvt_f16_u16): New.
11967 (vcvt_s16_f16): New.
11968 (vcvt_u16_f16): New.
11969 (vcvtq_f16_s16): New.
11970 (vcvtq_f16_u16): New.
11971 (vcvtq_s16_f16): New.
11972 (vcvtq_u16_f16): New.
11973 (vcvta_s16_f16): New.
11974 (vcvta_u16_f16): New.
11975 (vcvtaq_s16_f16): New.
11976 (vcvtaq_u16_f16): New.
11977 (vcvtm_s16_f16): New.
11978 (vcvtm_u16_f16): New.
11979 (vcvtmq_s16_f16): New.
11980 (vcvtmq_u16_f16): New.
11981 (vcvtn_s16_f16): New.
11982 (vcvtn_u16_f16): New.
11983 (vcvtnq_s16_f16): New.
11984 (vcvtnq_u16_f16): New.
11985 (vcvtp_s16_f16): New.
11986 (vcvtp_u16_f16): New.
11987 (vcvtpq_s16_f16): New.
11988 (vcvtpq_u16_f16): New.
11989 (vcvt_n_f16_s16): New.
11990 (vcvt_n_f16_u16): New.
11991 (vcvtq_n_f16_s16): New.
11992 (vcvtq_n_f16_u16): New.
11993 (vcvt_n_s16_f16): New.
11994 (vcvt_n_u16_f16): New.
11995 (vcvtq_n_s16_f16): New.
11996 (vcvtq_n_u16_f16): New.
12004 (vmaxnmq_f16): New.
12008 (vminnmq_f16): New.
12010 (vmul_lane_f16): New.
12013 (vmulq_lane_f16): New.
12014 (vmulq_n_f16): New.
12021 (vrecpeq_f16): New.
12034 (vrsqrte_f16): New.
12035 (vrsqrteq_f16): New.
12037 (vrecpsq_f16): New.
12038 (vrsqrts_f16): New.
12039 (vrsqrtsq_f16): New.
12043 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12045 * config.gcc (extra_headers): Add arm_fp16.h
12046 * config/arm/arm_fp16.h: New.
12047 * config/arm/arm_neon.h: Include "arm_fp16.h".
12049 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12051 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
12053 (vmulf): New (v8hf, v4hf variants).
12054 (vfma): New (v8hf, v4hf variants).
12055 (vfms): New (v8hf, v4hf variants).
12056 (vsub): New (v8hf, v4hf variants).
12057 (vcage): New (v8hf, v4hf variants).
12058 (vcagt): New (v8hf, v4hf variants).
12059 (vcale): New (v8hf, v4hf variants).
12060 (vcalt): New (v8hf, v4hf variants).
12061 (vceq): New (v8hf, v4hf variants).
12062 (vcgt): New (v8hf, v4hf variants).
12063 (vcge): New (v8hf, v4hf variants).
12064 (vcle): New (v8hf, v4hf variants).
12065 (vclt): New (v8hf, v4hf variants).
12066 (vceqz): New (v8hf, v4hf variants).
12067 (vcgez): New (v8hf, v4hf variants).
12068 (vcgtz): New (v8hf, v4hf variants).
12069 (vcltz): New (v8hf, v4hf variants).
12070 (vclez): New (v8hf, v4hf variants).
12071 (vabd): New (v8hf, v4hf variants).
12072 (vmaxf): New (v8hf, v4hf variants).
12073 (vmaxnm): New (v8hf, v4hf variants).
12074 (vminf): New (v8hf, v4hf variants).
12075 (vminnm): New (v8hf, v4hf variants).
12076 (vpmaxf): New (v4hf variant).
12077 (vpminf): New (v4hf variant).
12078 (vpadd): New (v4hf variant).
12079 (vrecps): New (v8hf, v4hf variants).
12080 (vrsqrts): New (v8hf, v4hf variants).
12081 (vabs): New (v8hf, v4hf variants).
12082 (vneg): New (v8hf, v4hf variants).
12083 (vrecpe): New (v8hf, v4hf variants).
12084 (vrnd): New (v8hf, v4hf variants).
12085 (vrnda): New (v8hf, v4hf variants).
12086 (vrndm): New (v8hf, v4hf variants).
12087 (vrndn): New (v8hf, v4hf variants).
12088 (vrndp): New (v8hf, v4hf variants).
12089 (vrndx): New (v8hf, v4hf variants).
12090 (vrsqrte): New (v8hf, v4hf variants).
12091 (vmul_lane): Add v4hf and v8hf variants.
12092 (vmul_n): Add v4hf and v8hf variants.
12093 (vext): New (v8hf, v4hf variants).
12094 (vcvts): New (v8hi, v4hi variants).
12095 (vcvts): New (v8hf, v4hf variants).
12096 (vcvtu): New (v8hi, v4hi variants).
12097 (vcvtu): New (v8hf, v4hf variants).
12098 (vcvts_n): New (v8hf, v4hf variants).
12099 (vcvtu_n): New (v8hi, v4hi variants).
12100 (vcvts_n): New (v8hi, v4hi variants).
12101 (vcvtu_n): New (v8hf, v4hf variants).
12102 (vbsl): New (v8hf, v4hf variants).
12103 (vcvtas): New (v8hf, v4hf variants).
12104 (vcvtau): New (v8hf, v4hf variants).
12105 (vcvtms): New (v8hf, v4hf variants).
12106 (vcvtmu): New (v8hf, v4hf variants).
12107 (vcvtns): New (v8hf, v4hf variants).
12108 (vcvtnu): New (v8hf, v4hf variants).
12109 (vcvtps): New (v8hf, v4hf variants).
12110 (vcvtpu): New (v8hf, v4hf variants).
12112 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12114 * config/arm/arm-builtins.c (hf_UP): New.
12116 (vfp_builtin_data): New. Update comment.
12117 (enum arm_builtins): Include "arm_vfp_builtins.def".
12118 (ARM_BUILTIN_VFP_PATTERN_START): New.
12119 (arm_init_vfp_builtins): New.
12120 (arm_init_builtins): Add arm_init_vfp_builtins.
12121 (arm_expand_vfp_builtin): New.
12122 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
12124 * config/arm/arm_vfp_builtins.def: New file.
12125 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
12126 (arm-builtins.o): Likewise.
12128 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
12131 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
12132 from constant while creating value range.
12134 2016-09-23 Renlin Li <renlin.li@arm.com>
12136 * ira.c (ira): Move ira_use_lra_p initialization code to ...
12137 (ira_init_once): Here.
12139 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
12140 Jakub Jelinek <jakub@redhat.com>
12142 * hooks.h (hook_uint_uintp_false): Rename to...
12143 (hook_bool_uint_uintp_false): ... this.
12144 * hooks.c (hook_uint_uintp_false): Rename to...
12145 (hook_bool_uint_uintp_false): ... this.
12146 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
12147 instead of hook_uint_uintp_false.
12149 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12151 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
12152 (arm_init_builtins): Move body of a loop to the standalone
12153 function arm_init_neon_builtin.
12154 (arm_expand_neon_builtin_1): New. Update comment. Function body
12155 moved from arm_neon_builtin with some white-space fixes.
12156 (arm_expand_neon_builtin): Move code into the standalone function
12157 arm_expand_neon_builtin_1.
12159 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12161 * config/arm/iterators.md (VCVTHI): New.
12162 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
12163 (NEON_VAGLTE): New.
12164 (VFM_LANE_AS): New.
12166 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
12167 (V_HALF): Add V4HF. Fix white-space.
12168 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
12169 (V_s_elem): Likewise.
12170 (V_sz_elem): Fix white-space.
12171 (V_elem_ch): Likewise.
12173 (scalar_mul_constraint): Add V8HF and V4HF.
12174 (Is_float_mode): Fix white-space.
12175 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
12176 (q): Add HF. Fix white-space.
12179 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
12180 (neon_vfm_lane_as): New.
12181 * config/arm/neon.md (add<mode>3_fp16): New.
12182 (sub<mode>3_fp16): New.
12183 (mul<mode>3add<mode>_neon): New.
12184 (fma<VH:mode>4_intrinsic): New.
12185 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
12186 (fmsub<VH:mode>4_intrinsic): New.
12187 (<absneg_str><mode>2): New.
12188 (neon_v<absneg_str><mode>): New.
12189 (neon_v<fp16_rnd_str><mode>): New.
12190 (neon_vrsqrte<mode>): New.
12191 (neon_vpaddv4hf): New.
12192 (neon_vadd<mode>): New.
12193 (neon_vsub<mode>): New.
12194 (neon_vmulf<mode>): New.
12195 (neon_vfma<VH:mode>): New.
12196 (neon_vfms<VH:mode>): New.
12197 (neon_vc<cmp_op><mode>): New.
12198 (neon_vc<cmp_op><mode>_fp16insn): New
12199 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
12200 (neon_vca<cmp_op><mode>): New.
12201 (neon_vca<cmp_op><mode>_fp16insn): New.
12202 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
12203 (neon_vc<cmp_op>z<mode>): New.
12204 (neon_vabd<mode>): New.
12205 (neon_v<maxmin>f<mode>): New.
12206 (neon_vp<maxmin>fv4hf: New.
12207 (neon_<fmaxmin_op><mode>): New.
12208 (neon_vrecps<mode>): New.
12209 (neon_vrsqrts<mode>): New.
12210 (neon_vrecpe<mode>): New (VH variant).
12211 (neon_vdup_lane<mode>_internal): New.
12212 (neon_vdup_lane<mode>): New.
12213 (neon_vcvt<sup><mode>): New (VCVTHI variant).
12214 (neon_vcvt<sup><mode>): New (VH variant).
12215 (neon_vcvt<sup>_n<mode>): New (VH variant).
12216 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
12217 (neon_vcvt<vcvth_op><sup><mode>): New.
12218 (neon_vmul_lane<mode>): New.
12219 (neon_vmul_n<mode>): New.
12220 * config/arm/unspecs.md (UNSPEC_VCALE): New
12221 (UNSPEC_VCALT): New.
12222 (UNSPEC_VFMA_LANE): New.
12223 (UNSPECS_VFMS_LANE): New.
12225 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12227 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
12228 ("*extzv<mode><clobbercc_or_nocc>"):
12229 Correct a typo in a comment.
12231 ("*insv<mode>_zEC12", "*insv<mode>_z10")
12232 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
12233 ("*insv<mode>_zEC12_appendbitsleft")
12234 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
12235 ("*insv<mode>_z10_appendbitsleft"): Ditto.
12236 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
12237 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
12238 Provide pattern with operands switched.
12239 ("*pre_z10_extv<mode>"):
12240 Use new subst patterns.
12241 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
12242 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
12243 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
12244 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
12245 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
12246 ("*<risbg_n>_sidi_ior_and_lshiftrt")
12247 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
12249 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
12250 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
12251 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
12253 ("SINT"): New mode_iterator with SI, HI, QI.
12254 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
12255 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
12258 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12260 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
12261 new interface of s390_contiguous_bitmask_p.
12262 ("contiguous_bitmask_nowrap_operand"): New predicate.
12263 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
12264 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
12265 of s390_contiguous_bitmask_p.
12266 ("NxxDw"): Rename NxxDq constraint to NxxDw.
12267 ("NxxSw"): New constraint.
12268 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
12269 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
12271 (s390_contiguous_bitmask_nowrap_p): Export.
12272 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
12273 former s390_contiguous_bitmask_p.
12274 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
12275 detect contiguous bit ranges with wraparound. Change signature to
12276 return START and END position instead of POS and LENGTH.
12277 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
12278 ranges with wraparound.
12279 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
12280 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
12281 Adapt to new signature of s390_contiguous_bitmask_p.
12283 2016-09-23 Bin Cheng <bin.cheng@arm.com>
12285 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
12286 (create_intersect_range_checks): New.
12287 (vect_create_cond_for_alias_checks): Call above function.
12289 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12291 * config/arm/iterators.md (Code iterators): Fix some white-space
12295 (FCVT): Moved from vfp.md.
12296 (VCVT_HF_US_N): New.
12297 (VCVT_SI_US_N): New.
12302 (FCVTI32typename): Moved from vfp.md.
12303 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
12304 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
12305 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
12306 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
12307 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
12309 (fp16_rnd_str): New.
12310 (fp16_rnd_insn): New.
12311 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
12312 (UNSPEC_VCVT_HF_U_N): New.
12313 (UNSPEC_VCVT_SI_S_N): New.
12314 (UNSPEC_VCVT_SI_U_N): New.
12315 (UNSPEC_VCVTH_S): New.
12316 (UNSPEC_VCVTH_U): New.
12317 (UNSPEC_VCVTA_S): New.
12318 (UNSPEC_VCVTA_U): New.
12319 (UNSPEC_VCVTM_S): New.
12320 (UNSPEC_VCVTM_U): New.
12321 (UNSPEC_VCVTN_S): New.
12322 (UNSPEC_VCVTN_U): New.
12323 (UNSPEC_VCVTP_S): New.
12324 (UNSPEC_VCVTP_U): New.
12325 (UNSPEC_VCVTP_S): New.
12326 (UNSPEC_VCVTP_U): New.
12327 (UNSPEC_VRND): New.
12328 (UNSPEC_VRNDA): New.
12329 (UNSPEC_VRNDI): New.
12330 (UNSPEC_VRNDM): New.
12331 (UNSPEC_VRNDN): New.
12332 (UNSPEC_VRNDP): New.
12333 (UNSPEC_VRNDX): New.
12334 * config/arm/vfp.md (<absneg_str>hf2): New.
12335 (neon_vabshf): New.
12336 (neon_v<fp16_rnd_str>hf): New.
12337 (neon_vrndihf): New.
12342 (*mulsf3neghf_vfp): New.
12343 (*negmulhf3_vfp): New.
12344 (*mulsf3addhf_vfp): New.
12345 (*mulhf3subhf_vfp): New.
12346 (*mulhf3neghfaddhf_vfp): New.
12347 (*mulhf3neghfsubhf_vfp): New.
12349 (neon_vfmahf): New.
12350 (fmsubhf4_fp16): New.
12351 (neon_vfmshf): New.
12354 (neon_vsqrthf): New.
12355 (neon_vrsqrtshf): New.
12356 (FCVT): Move to iterators.md.
12357 (FCVTI32typename): Likewise.
12358 (neon_vcvth<sup>hf): New.
12359 (neon_vcvth<sup>si): New.
12360 (neon_vcvth<sup>_nhf_unspec): New.
12361 (neon_vcvth<sup>_nhf): New.
12362 (neon_vcvth<sup>_nsi_unspec): New.
12363 (neon_vcvth<sup>_nsi): New.
12364 (neon_vcvt<vcvth_op>h<sup>si): New.
12365 (neon_<fmaxmin_op>hf): New.
12367 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12369 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
12370 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
12371 ("*insv<mode>_zEC12_appendbitsleft")
12372 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
12373 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
12375 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12377 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
12378 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
12379 construct values without normalization.
12380 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
12381 static local lhs_ops to vNULL.
12383 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12384 Jiong Wang <jiong.wang@arm.com>
12386 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
12387 available when FP16 instructions are available.
12388 (output_move_vfp): Add support for 16-bit data moves.
12389 (arm_validize_comparison): Fix some white-space. Support HFmode
12390 by conversion to SFmode.
12391 * config/arm/arm.md (truncdfhf2): Fix a comment.
12392 (extendhfdf2): Likewise.
12394 (movsicc): Fix some white-space.
12396 (movsfcc): Fix some white-space.
12398 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
12399 instructions are available.
12400 (*thumb2_movhi_vfp): Likewise.
12401 (*arm_movhi_fp16): New.
12402 (*thumb2_movhi_fp16): New.
12403 (*movhf_vfp_fp16): New.
12404 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
12405 (*movhf_vfp): Likewise.
12406 (extendhfsf2): Enable when VFP FP16 instructions are available.
12407 (truncsfhf2): Enable when VFP FP16 instructions are available.
12409 2016-09-23 Martin Liska <mliska@suse.cz>
12411 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
12413 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12415 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
12417 (arm_evpc_neon_vtrn): Likewise.
12418 (arm_evpc_neon_vrev): Likewise.
12419 (arm_evpc_neon_vext): Likewise.
12420 * config/arm/arm_neon.h (vbsl_f16): New.
12423 (vdupq_n_f16): New.
12424 (vdup_lane_f16): New.
12425 (vdupq_lane_f16): New.
12429 (vmovq_n_f16): New.
12431 (vrev64q_f16): New.
12438 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
12439 (vdup_lane): New (v8hf, v4hf variants).
12440 (vext): New (v8hf, v4hf variants).
12441 (vbsl): New (v8hf, v4hf variants).
12442 * config/arm/iterators.md (VDQWH): New.
12444 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
12445 (Scalar_mul_8_16): Fix white-space.
12446 (Is_d_reg): Add V4HF and V8HF.
12447 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
12448 (neon_vdup_lane<mode>): New.
12449 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
12450 (*neon_vtrn<mode>_insn): Likewise.
12451 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
12452 (*neon_vzip<mode>_insn): Likewise
12453 (neon_vuzp<mode>_internal): Likewise.
12454 (*neon_vuzp<mode>_insn): Likewise
12455 * config/arm/vec-common.md (vec_perm_const<mode>): New.
12457 2016-09-23 Jiong Wang <jiong.wang@arm.com>
12458 Matthew Wahab <matthew.wahab@arm.com>
12460 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
12461 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
12462 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
12463 available. Also fix some white-space.
12464 * config/arm/vfp.md (*arm_movhi_vfp): New.
12465 (*thumb2_movhi_vfp): New.
12467 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12469 * config/arm/arm-c.c (arm_cpu_builtins): Define
12470 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
12471 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
12473 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12475 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
12476 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
12477 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
12478 arm_v8_2a_fp16_neon_hw.
12479 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
12482 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12484 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
12485 arm_fp16_alternative_ok and arm_fp16_none_ok.
12487 2016-09-23 Martin Liska <mliska@suse.cz>
12489 * ipa-icf.c (sem_variable::merge): Replace adress with address.
12491 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12493 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
12494 ("armv8.2-a"): New.
12495 ("armv8.2-a+fp16"): New.
12496 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
12497 (FL2_FP16INST): New.
12498 (FL2_FOR_ARCH8_2A): New.
12499 * config/arm/arm-tables.opt: Regenerate.
12500 * config/arm/arm.c (arm_arch8_2): New.
12501 (arm_fp16_inst): New.
12502 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
12503 for incompatible fp16-format settings.
12504 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
12505 (TARGET_NEON_FP16INST): New.
12506 (arm_arch8_2): Declare.
12507 (arm_fp16_inst): Declare.
12508 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
12509 march=armv8.2-a and march=armv8.2-a+fp16.
12510 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
12511 and armv8.2-a+fp16.
12512 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
12513 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
12515 2016-09-23 Martin Liska <mliska@suse.cz>
12517 * doc/extend.texi: Remove fused-madd from i386 target options.
12519 2016-09-23 Martin Liska <mliska@suse.cz>
12521 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12524 2016-09-23 Martin Liska <mliska@suse.cz>
12526 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12529 2016-09-23 Martin Liska <mliska@suse.cz>
12532 * config/i386/i386.c (ix86_option_override_internal): Change
12533 signature and return false when there's an error related to
12535 (release_options_strings): New function.
12536 (ix86_valid_target_attribute_tree): Call the function.
12538 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12540 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
12541 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
12542 (gen_hsa_ctor_assignment): Likewise.
12543 * print-tree.c (print_node): Likewise.
12544 * tree-dump.c (dequeue_and_dump): Likewise.
12545 * tree-sra.c (sra_modify_constructor_assign): Likewise.
12546 * expr.c (store_constructor): Likewise.
12547 * fold-const.c (operand_equal_p): Likewise.
12548 * tree-pretty-print.c (dump_generic_node): Likewise.
12549 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
12550 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
12552 2016-09-23 Richard Biener <rguenther@suse.de>
12554 * hooks.h (hook_uint_uintp_false): Declare.
12556 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12558 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
12559 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
12561 2016-09-22 Martin Sebor <msebor@redhat.com>
12564 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
12565 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
12566 (target_int_min): Correct computation.
12567 (format_integer): Use long long as the argument for the ll length
12569 (format_floating): Use target_int_max().
12570 (get_string_length): Same.
12571 (format_string): Avoid setting the bounded flag for strings
12573 (try_substitute_return_value): Avoid setting range info when
12574 the result isn't bounded.
12575 * varasm.c (assemble_name): Increase buffer size.
12577 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
12578 Terry Guo <terry.guo@arm.com>
12580 * target.def (elf_flags_numeric): New target hook.
12581 * targhooks.h (default_asm_elf_flags_numeric): New.
12582 * varasm.c (default_asm_elf_flags_numeric): New.
12583 (default_elf_asm_named_section): Use new target hook.
12584 * config/arm/arm.opt (mpure-code): New.
12585 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
12586 * config/arm/arm.c (arm_asm_init_sections): Add section
12587 attribute to default text section if -mpure-code.
12588 (arm_option_check_internal): Diagnose use of option with
12589 non supported targets and/or options.
12590 (arm_asm_elf_flags_numeric): New.
12591 (arm_function_section): New.
12592 (arm_elf_section_type_flags): New.
12593 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
12595 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
12596 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
12598 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
12600 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
12602 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12604 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
12605 * rtl.h: Adjust prototype.
12607 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12609 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
12610 (prev_active_insn): Likewise.
12611 (active_insn_p): Likewise.
12612 * rtl.h: Adjust prototypes.
12613 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
12614 * config/arc/arc.md: Likewise.
12615 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
12616 (branch_needs_nop_p): Likewise.
12617 (use_skip_p): Likewise.
12618 * config/sh/sh.c (gen_block_redirect): Likewise.
12619 (split_branches): Likewise.
12620 * reorg.c (optimize_skip): Likewise.
12621 (fill_simple_delay_slots): Likewise.
12622 (fill_slots_from_thread): Likewise.
12623 (relax_delay_slots): Likewise.
12624 * resource.c (mark_target_live_regs): Likewise.
12626 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12628 * config/cris/cris.c (cris_asm_output_case_end): Change argument
12629 type to rtx_insn *.
12630 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
12631 (prev_nonnote_nondebug_insn): Likewise.
12632 * config/cris/cris-protos.h: Adjust prototype.
12634 * jump.c (rtx_renumbered_equal_p): Adjust.
12636 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12638 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
12639 * rtl.h: Adjust prototype.
12640 * config/sh/sh.md: Adjust.
12641 * dwarf2out.c (add_var_loc_to_decl): Likewise.
12643 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12645 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
12646 (prev_nondebug_insn): Likewise.
12647 * loop-doloop.c (doloop_condition_get): Likewise.
12648 * rtl.h: Adjust prototype.
12649 * cfgloop.h: Likewise.
12651 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12653 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
12654 (prev_nonnote_insn): Likewise.
12655 * jump.c (reversed_comparison_code_parts): Likewise.
12656 (reversed_comparison): Likewise.
12657 * rtl.h: Adjust prototypes.
12658 * config/arc/arc.md: Adjust.
12659 * cse.c (find_comparison_args): Likewise.
12660 * reorg.c (redundant_insn): Change return type to rtx_insn *.
12661 (fix_reg_dead_note): Change argument type to rtx_insn *.
12662 (delete_prior_computation): Likewise.
12663 (delete_computation): Likewise.
12664 (fill_slots_from_thread): Adjust.
12665 (relax_delay_slots): Likewise.
12666 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
12667 (simplify_relational_operation_1): Likewise.
12668 (simplify_ternary_operation): Likewise.
12670 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12672 * config/arc/arc-protos.h (arc_label_align): Change type of
12673 variables from rtx to rtx_insn *.
12674 * config/arc/arc.c (arc_label_align): Likewise.
12675 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
12676 * config/bfin/bfin.c (workaround_speculation): Likewise.
12677 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
12678 (find_last_same_clock): Likewise.
12679 (reorg_split_calls): Likewise.
12680 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
12681 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
12682 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
12683 (same_cmp_following_p): Likewise.
12684 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
12685 (same_cmp_following_p): Likwise.
12686 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
12687 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
12688 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
12689 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
12690 (rl78_alloc_physical_registers_cmp): Likewise.
12691 (rl78_alloc_physical_registers_umul): Likewise.
12692 (rl78_calculate_death_notes): Likewise.
12693 * config/s390/s390-protos.h (s390_label_align): Likewise.
12694 * config/s390/s390.c (s390_label_align): Likewise.
12695 * config/sh/sh.c (barrier_align): Likewise.
12696 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
12697 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
12698 (emit_cbcond_nop): Likewise.
12700 2016-09-22 Martin Liska <mliska@suse.cz>
12703 * ipa-icf.c (sem_variable::merge): Yield merge operation if
12704 alias address matters, not necessarily address of original.
12706 2016-09-22 Richard Biener <rguenther@suse.de>
12708 PR middle-end/77697
12709 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
12712 2016-09-22 Richard Biener <rguenther@suse.de>
12714 PR middle-end/77677
12715 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
12716 from constant folding results.
12717 (gimple_resimplify2): Likewise.
12718 (gimple_resimplify3): Likewise.
12720 2016-09-22 Richard Biener <rguenther@suse.de>
12722 PR middle-end/77678
12723 * expr.c (expand_expr_real_1): Guard array access against negative
12726 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12728 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
12730 (format_floating): Likewise.
12732 2016-09-22 Jakub Jelinek <jakub@redhat.com>
12735 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
12736 for all IFN_GOMP_SIMD_* internal fns, not just for
12737 IFN_GOMP_SIMD_ORDERED_*.
12739 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12742 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
12743 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
12744 instructions when you want to invert the test.
12745 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
12746 correct order for XXSEL.
12747 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
12748 for using XSCMP{EQ,GT,GE}DP.
12750 2016-09-21 David Malcolm <dmalcolm@redhat.com>
12752 * genconstants.c (main): Introduce noop_reader and convert call
12753 to read_md_files to a method call.
12754 * genenums.c (main): Likewise.
12755 * genmddeps.c (main): Likewise.
12756 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
12757 rtx_reader_ptr->get_top_level_filename ().
12758 (write_tm_preds_h): Likewise.
12759 (write_insn_preds_c): Likewise.
12760 * gensupport.c (class gen_reader): New subclass of rtx_reader.
12761 (rtx_handle_directive): Convert to...
12762 (gen_reader::handle_unknown_directive): ...this.
12763 (init_rtx_reader_args_cb): Convert return type from bool to
12764 rtx_reader *. Create a gen_reader instance, using it for the
12765 call to read_md_files. Return it if no errors occur.
12766 (init_rtx_reader_args): Convert return type from bool to
12768 * gensupport.h (init_rtx_reader_args_cb): Likewise.
12769 (init_rtx_reader_args_cb): Likewise.
12770 * read-md.c (struct file_name_list): Move to class rtx_reader.
12771 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
12772 (read_md_filename): Delete in favor of
12773 rtx_reader::m_read_md_filename.
12774 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
12775 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
12776 (base_dir): Delete in favor of rtx_reader::m_base_dir.
12777 (first_dir_md_include): Delete in favor of
12778 rtx_reader::m_first_dir_md_include.
12779 (last_dir_md_include_ptr): Delete in favor of
12780 rtx_reader::m_last_dir_md_include_ptr.
12781 (max_include_len): Delete.
12782 (rtx_reader_ptr): New.
12783 (fatal_with_file_and_line): Use get_filename and get_lineno
12784 accessors of rtx_reader_ptr.
12785 (require_char_ws): Likewise.
12786 (rtx_reader::read_char): New method, based on ::read_char.
12787 (rtx_reader::unread_char): New method, based on ::unread_char.
12788 (read_escape): Use get_filename and get_lineno accessors of
12790 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
12791 (read_string): Use get_filename and get_lineno accessors of
12793 (rtx_reader::rtx_reader): New ctor.
12794 (rtx_reader::~rtx_reader): New dtor.
12795 (handle_include): Convert from a function to...
12796 (rtx_reader::handle_include): ...this method, converting
12797 handle_directive from a callback to a virtual function.
12798 (handle_file): Likewise, converting to...
12799 (rtx_reader::handle_file): ...this method.
12800 (handle_toplevel_file): Likewise, converting to...
12801 (rtx_reader::handle_toplevel_file): ...this method.
12802 (rtx_reader::get_current_location): New method.
12803 (parse_include): Convert from a function to...
12804 (rtx_reader::add_include_path): ...this method, dropping redundant
12805 update to unused max_include_len.
12806 (read_md_files): Convert from a function to...
12807 (rtx_reader::read_md_files): ...this method, converting
12808 handle_directive from a callback to a virtual function.
12809 (noop_reader::handle_unknown_directive): New method.
12810 * read-md.h (directive_handler_t): Delete this typedef.
12811 (in_fname): Delete.
12812 (read_md_file): Delete.
12813 (read_md_lineno): Delete.
12814 (read_md_filename): Delete.
12815 (class rtx_reader): New class.
12816 (rtx_reader_ptr): New decl.
12817 (class noop_reader): New subclass of rtx_reader.
12818 (read_char): Reimplement in terms of rtx_reader::read_char.
12819 (unread_char): Reimplement in terms of rtx_reader::unread_char.
12820 (read_md_files): Delete.
12821 * read-rtl.c (read_rtx_code): Update for deletion of globals
12822 read_md_filename and read_md_lineno.
12824 2016-09-21 Jason Merrill <jason@redhat.com>
12826 * input.h (from_macro_definition_at): New.
12828 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
12830 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
12832 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12834 PR tree-optimization/77550
12835 * tree-vect-stmts.c (create_array_ref): Change parameters.
12836 (get_group_alias_ptr_type): New function.
12837 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
12839 2016-09-21 Marek Polacek <polacek@redhat.com>
12841 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
12842 Add falls through comment.
12844 2016-09-21 Richard Biener <rguenther@suse.de>
12846 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
12847 (replace_child): Likewise.
12848 (remove_child_TAG): Adjust.
12849 (move_marked_base_types): Likewise.
12850 (prune_unused_types_prune): Clear die_sib of removed children.
12852 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
12855 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
12856 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
12858 2016-09-21 Richard Biener <rguenther@suse.de>
12860 PR tree-optimization/77648
12861 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
12863 (make_transitive_closure_constraints): Adjust comment.
12864 (make_any_offset_constraints): New function.
12865 (handle_rhs_call): Make sure to first expand a pointer to all
12866 subfields before transitively closing it.
12867 (handle_const_call): Likewise. Properly expand returned
12869 (handle_pure_call): Likewise.
12871 2016-09-21 Richard Biener <rguenther@suse.de>
12872 Jakub Jelinek <jakub@redhat.com>
12874 PR tree-optimization/77621
12875 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
12876 group at non-vectorizable stmts.
12878 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12880 PR tree-optimization/72835
12881 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
12882 (make_new_ssa_for_all_defs): Likewise.
12883 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
12885 2016-09-20 Martin Sebor <msebor@redhat.com>
12887 PR middle-end/49905
12888 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
12889 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
12890 * config/linux.c (gnu_libc_printf_pointer_format): New function.
12891 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
12892 * config/sol2.c (solaris_printf_pointer_format): New function.
12893 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
12895 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
12896 * doc/tm.texi: Regenerate.
12897 * gimple-fold.h (get_range_strlen): New function.
12898 (get_maxval_strlen): Declare existing function.
12899 * gimple-fold.c (get_range_strlen): Add arguments and compute both
12900 maximum and minimum.
12901 (get_range_strlen): Define overload.
12902 (get_maxval_strlen): Adjust.
12903 * gimple-ssa-sprintf.c: New file and pass.
12904 * passes.def (pass_sprintf_length): Add new pass.
12905 * targhooks.h (default_printf_pointer_format): Declare new function.
12906 (gnu_libc_printf_pointer_format): Same.
12907 (solaris_libc_printf_pointer_format): Same.
12908 * targhooks.c (default_printf_pointer_format): Define new function.
12909 * tree-pass.h (make_pass_sprintf_length): Declare new function.
12910 * print-tree.c: Increase buffer size.
12912 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12914 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
12916 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12918 * common.opt: New option -fipa-vrp.
12919 * ipa-cp.c (ipa_get_vr_lat): New.
12920 (ipcp_vr_lattice::print): Likewise.
12921 (print_all_lattices): Call ipcp_vr_lattice::print.
12922 (ipcp_vr_lattice::meet_with): New.
12923 (ipcp_vr_lattice::meet_with_1): Likewise.
12924 (ipcp_vr_lattice::top_p): Likewise.
12925 (ipcp_vr_lattice::bottom_p): Likewsie.
12926 (ipcp_vr_lattice::set_to_bottom): Likewise.
12927 (set_all_contains_variable): Call VR set_to_bottom.
12928 (initialize_node_lattices): Init VR lattices.
12929 (propagate_vr_accross_jump_function): New.
12930 (propagate_constants_accross_call): Call
12931 propagate_vr_accross_jump_function.
12932 (ipcp_store_vr_results): New.
12933 (ipcp_driver): Handle VR.
12934 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
12935 (ipa_set_jf_unknown): Likewise.
12936 (ipa_compute_jump_functions_for_edge): Likewise.
12937 (ipa_node_params_t::duplicate): Likewise.
12938 (ipa_write_jump_function): Likewise.
12939 (ipa_read_jump_function): Likewise.
12940 (write_ipcp_transformation_info): Likewise.
12941 (read_ipcp_transformation_info): Likewise.
12942 (ipcp_update_vr): New.
12943 (ipcp_transform_function): Handle VR.
12944 * ipa-prop.h (struct ipa_vr): New.
12945 * cgraph.c: Include tree-vrp.h.
12946 * cgraphunit.c: Likewise.
12947 * ipa-utils.c: Likewise.
12949 * opts.c: Likewise.
12950 * toplev.c: Likewise.
12951 * ipa-devirt.c: Likewise.
12952 * ipa-inline-transform.c: Likewise.
12953 * ipa-inline.c: Likewise.
12954 * ipa-profile.c: Likewise.
12956 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12958 * doc/invoke.texi: Document -fdump-tree-evrp.
12959 * passes.def: Define new pass_early_vrp.
12960 * timevar.def: Define new TV_TREE_EARLY_VRP.
12961 * tree-pass.h (make_pass_early_vrp): New.
12962 * tree-ssa-propagate.c: Make replace_uses_in non static.
12963 * tree-ssa-propagate.h: Export replace_uses_in.
12964 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
12965 (extract_range_from_assert): Factor out
12966 extract_range_for_var_from_comparison_expr.
12967 (vrp_initialize_lattice): New.
12968 (vrp_initialize): Factor out vrp_initialize_lattice.
12969 (vrp_valueize): Fix it to reject complex value ranges.
12970 (vrp_free_lattice): New.
12971 (evrp_dom_walker::before_dom_children): Likewise.
12972 (evrp_dom_walker::after_dom_children): Likewise.
12973 (evrp_dom_walker::push_value_range): Likewise.
12974 (evrp_dom_walker::pop_value_range): Likewise.
12975 (execute_early_vrp): Likewise.
12976 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
12977 (make_pass_early_vrp): New.
12979 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
12981 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
12982 instead of exact_log2.
12984 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
12987 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
12988 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
12989 (ix86_add_stmt_cost): Penalize DFmode vector operations
12990 for !TARGET_VECTORIZE_DOUBLE.
12992 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
12994 * doc/invoke.texi (Warning Options): Simplify language.
12995 (Optimize Options): Complete sentence.
12997 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
12999 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
13002 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
13005 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
13006 inits on power8 and above, use the VMRGEW instruction instead of a
13009 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
13010 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
13013 2016-09-20 Tamar Christina <tamar.christina@arm.com>
13015 * config/aarch64/arm_neon.h
13016 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
13017 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
13018 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
13020 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
13022 * config/var/vax.h (ELIMINABLE_REGS): Define.
13023 (INITIAL_ELIMINATION_OFFSET): Define.
13025 2016-09-20 Jakub Jelinek <jakub@redhat.com>
13027 PR middle-end/77624
13028 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
13029 cast to void * if the cast is from some other pointer type.
13031 2016-09-20 Richard Biener <rguenther@suse.de>
13033 PR tree-optimization/77646
13034 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
13037 2016-09-20 Tamar Christina <tamar.christina@arm.com>
13039 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
13040 attributes to all inlined functions and make them extern.
13042 2016-09-20 Richard Biener <rguenther@suse.de>
13044 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
13046 * debug.c (do_nothing_debug_hooks): Adjust.
13047 * dbxout.c (dbx_debug_hooks): Likewise.
13048 * sdbout.c (sdb_debug_hooks): Likewise.
13049 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
13050 (dwarf2out_finish): Move producer, filename and
13051 path annotation ...
13052 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
13053 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
13055 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
13058 * doc/invoke.texi: Document -Wint-in-bool-context.
13060 PR middle-end/77421
13061 * dwarf2out.c (output_loc_operands): Fix an assertion.
13063 2016-09-19 Joseph Myers <joseph@codesourcery.com>
13065 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
13066 (CR_DECIMAL_DIG): New macro.
13068 2016-09-19 Joseph Myers <joseph@codesourcery.com>
13070 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
13073 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
13075 PR rtl-optimization/77416
13076 * lra-remat.c (operand_to_remat): Process hard coded insn
13079 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13081 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
13082 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
13084 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
13086 * target.def (lra_p): Wordsmithing.
13087 * doc/tm.texi: Regenerate.
13089 2016-09-19 Jakub Jelinek <jakub@redhat.com>
13090 Jan Hubicka <jh@suse.cz>
13093 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
13094 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
13095 Call ultimate_alias_target just once, not up to 4 times.
13097 2016-09-19 Richard Biener <rguenther@suse.de>
13099 * dwarf2out.c (early_dwarf_finished): New global.
13100 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
13102 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
13103 if called from LTO exit early.
13104 (dwarf2out_late_global_decl): When being during the early
13105 debug phase do not add locations but only const value attributes.
13106 Adjust the way we generate early DIEs for LTO.
13108 2016-09-19 Richard Biener <rguenther@suse.de>
13110 PR middle-end/77605
13111 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
13112 proper niter to bound the loops.
13114 2016-09-19 Richard Biener <rguenther@suse.de>
13116 PR tree-optimization/77514
13117 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
13118 search for folded stmt.
13120 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
13122 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
13123 * tree-pass.h (make_pass_early_thread_jumps): Declare.
13124 * tree-ssa-threadbackward.c (fsm_find_thread_path,
13125 fsm_find_thread_path, profitable_jump_thread_path,
13126 fsm_find_control_statement_thread_paths,
13127 find_jump_threads_backwards): Add speed_p parameter.
13128 (pass_data_early_thread_jumps): New pass.
13129 (make_pass_early_thread_jumps): New function.
13131 2016-09-17 Andreas Schwab <schwab@suse.de>
13133 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
13134 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13136 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
13138 * recog.c (rest_of_handle_split_after_reload): Delete.
13139 (pass_split_after_reload::gate): New method.
13140 (pass_split_after_reload::execute): Call split_all_insns directly.
13142 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
13144 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
13145 parameters for functions taking long long arguments.
13147 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13150 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
13151 splat with truncate.
13153 2016-09-16 Jason Merrill <jason@redhat.com>
13155 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
13157 * hwint.c (exact_log2): Use pow2p_hwi.
13158 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
13159 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
13160 * builtins.c (get_object_alignment_2, get_object_alignment)
13161 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
13163 * calls.c (compute_argument_addresses, store_one_arg): Use
13165 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
13166 * combine.c (force_to_mode): Use least_bit_hwi.
13167 (contains_muldiv, find_split_point, combine_simplify_rtx)
13168 (simplify_if_then_else, simplify_set, force_to_mode)
13169 (if_then_else_cond, simplify_and_const_int_1)
13170 (simplify_compare_const): Use pow2p_hwi.
13171 * cse.c (fold_rtx): Use pow2p_hwi.
13172 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
13174 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
13175 (init_expmed_one_conv): Use pow2p_hwi.
13176 * expr.c (is_aligning_offset): Use pow2p_hwi.
13177 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
13178 (fold_binary_loc): Use pow2p_hwi.
13179 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
13180 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
13181 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
13182 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
13184 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
13185 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
13186 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
13187 * omp-low.c (oacc_loop_fixed_partitions)
13188 (oacc_loop_auto_partitions): Use least_bit_hwi.
13189 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
13190 * stor-layout.c (place_field): Use least_bit_hwi.
13191 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
13192 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
13193 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
13194 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
13195 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
13196 * tree-vect-data-refs.c (vect_analyze_group_access_1)
13197 (vect_grouped_store_supported, vect_grouped_load_supported)
13198 (vect_permute_load_chain, vect_shift_permute_load_chain)
13199 (vect_transform_grouped_load): Use pow2p_hwi.
13200 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
13201 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
13202 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
13204 * tsan.c (instrument_expr): Use least_bit_hwi.
13205 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
13207 2016-09-16 Andreas Schwab <schwab@suse.de>
13209 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
13210 OFFSET, not offset.
13211 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13213 2016-09-16 Jakub Jelinek <jakub@redhat.com>
13216 * combine.c (rest_of_handle_combine): If any edges have been purged,
13217 free dominators if available.
13219 2016-09-16 Jakub Jelinek <jakub@redhat.com>
13220 Eric Botcazou <ebotcazou@adacore.com>
13222 PR middle-end/77594
13223 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
13224 through into expand_addsub_overflow after expand_neg_overflow.
13226 2016-09-15 David Malcolm <dmalcolm@redhat.com>
13228 * diagnostic-show-locus.c
13229 (selftest::test_fixit_insert_containing_newline): New function.
13230 (selftest::test_fixit_replace_containing_newline): New function.
13231 (selftest::diagnostic_show_locus_c_tests): Call the above.
13233 2016-09-15 Bin Cheng <bin.cheng@arm.com>
13235 PR tree-optimization/77503
13236 * tree-vect-loop.c (vectorizable_reduction): Record reduction
13237 code for CONST_COND_REDUCTION at analysis stage and use it at
13239 * tree-vectorizer.h (struct _stmt_vec_info): New field.
13240 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
13241 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
13244 2016-09-15 Richard Biener <rguenther@suse.de>
13246 PR middle-end/77544
13247 * fold-const.c (split_tree): Do not split constant ~X.
13249 2016-09-15 Jakub Jelinek <jakub@redhat.com>
13251 PR rtl-optimization/77425
13252 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
13255 PR middle-end/77475
13256 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
13257 use %qs instead of %s where desirable, use argument instead of arg in
13258 the diagnostic wording, add list of supported strategies and
13260 (ix86_option_override_internal): Emit target("m...") instead of
13261 option("m...") in the diagnostic. Use %qs instead of %s in invalid
13262 -march/-mtune option diagnostic. Add list of supported arches/tunings
13263 and spellcheck hint. Remove prefix, suffix and sw variables, use
13264 main_args_p ? "..." : "..." in diagnostics to make translation
13267 2016-09-15 Richard Biener <rguenther@suse.de>
13269 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
13270 extra offset argument.
13271 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
13272 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
13273 to reflect new offset parameter.
13274 * doc/tm.texi: Regenerate.
13275 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13276 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
13278 (darwin_asm_output_dwarf_offset): Likewise.
13279 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
13281 (darwin_asm_output_dwarf_offset): Pass offset argument through.
13282 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13283 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13285 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
13288 * ipa-icf.c (set_alias_uids): New function.
13289 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
13290 all the merged variable's referring aliases.
13292 2016-09-15 Richard Biener <rguenther@suse.de>
13294 PR tree-optimization/77514
13295 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
13296 only forced_stmts sequence.
13298 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
13300 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
13301 * cfgexpand.c (update_alias_info_with_stack_vars): Use
13302 FOR_EACH_SSA_NAME to iterate over SSA variables.
13303 (pass_expand::execute): Likewise.
13304 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
13305 * tree-cfg.c (dump_function_to_file): Likewise.
13306 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
13307 (update_ssa): Likewise.
13308 * tree-ssa-alias.c (dump_alias_info): Likewise.
13309 * tree-ssa-ccp.c (ccp_finalize): Likewise.
13310 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
13311 (create_outofssa_var_map): Likewise.
13312 (coalesce_ssa_name): Likewise.
13313 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
13314 * tree-ssa-pre.c (compute_avail): Likewise.
13315 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
13316 (scc_vn_restore_ssa_info): Likewise.
13317 (free_scc_vn): Likwise.
13318 (run_scc_vn): Likewise.
13319 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
13320 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
13321 * tree-ssa-copy.c (fini_copy_prop): Likewise.
13322 * tree-ssa.c (verify_ssa): Likewise.
13324 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
13326 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
13327 and mips64r2 as default 32-bit and 64-bit architectures.
13328 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
13329 as default 32-bit and 64-bit architectures.
13331 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
13333 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
13336 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13338 * target.def (lra_p): Change commentary (for the manual) for the
13340 * doc/tm.texi: Regenerate.
13342 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13344 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
13345 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
13346 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
13347 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
13349 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13351 * targhooks.c (default_lra_p): Return true instead of false.
13353 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13355 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
13356 hook_bool_void_false.
13357 * config/avr/avr.c: Ditto.
13358 * config/bfin/bfin.c: Ditto.
13359 * config/c6x/c6x.c: Ditto.
13360 * config/cr16/cr16.c: Ditto.
13361 * config/cris/cris.c: Ditto.
13362 * config/epiphany/epiphany.c: Ditto.
13363 * config/fr30/fr30.c: Ditto.
13364 * config/frv/frv.c: Ditto.
13365 * config/h8300/h8300.c: Ditto.
13366 * config/ia64/ia64.c: Ditto.
13367 * config/iq2000/iq2000.c: Ditto.
13368 * config/lm32/lm32.c: Ditto.
13369 * config/m32c/m32c.c: Ditto.
13370 * config/m32r/m32r.c: Ditto.
13371 * config/m68k/m68k.c: Ditto.
13372 * config/mcore/mcore.c: Ditto.
13373 * config/microblaze/microblaze.c: Ditto.
13374 * config/mmix/mmix.c: Ditto.
13375 * config/mn10300/mn10300.c: Ditto.
13376 * config/moxie/moxie.c: Ditto.
13377 * config/msp430/msp430.c: Ditto.
13378 * config/nios2/nios2.c: Ditto.
13379 * config/nvptx/nvptx.c: Ditto.
13380 * config/pa/pa.c: Ditto.
13381 * config/pdp11/pdp11.c: Ditto.
13382 * config/rl78/rl78.c: Ditto.
13383 * config/sparc/sparc.c: Ditto.
13384 * config/spu/spu.c: Ditto.
13385 * config/stormy16/stormy16.c: Ditto.
13386 * config/tilegx/tilegx.c: Ditto.
13387 * config/tilepro/tilepro.c: Ditto.
13388 * config/v850/v850.c: Ditto.
13389 * config/vax/vax.c: Ditto.
13390 * config/visium/visium.c: Ditto.
13391 * config/xtensa/xtensa.c: Ditto.
13393 2016-09-14 Jakub Jelinek <jakub@redhat.com>
13396 * tsan.c: Include target.h.
13397 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
13398 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
13399 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
13400 BUILT_IN_ATOMIC_TEST_AND_SET entries.
13401 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
13403 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
13404 Martin Liska <mliska@suse.cz>
13406 PR middle-end/77574
13407 * predict.c (force_edge_cold): Add braces to a condition.
13409 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
13411 PR rtl-optimization/77289
13412 * lra-constraints.c (get_final_hard_regno): Removed.
13413 (get_hard_regno): Add new parameter final_p.
13414 (get_reg_class): Directly call lra_get_elimination_hard_regno.
13415 (operands_match_p): Adjust call to get_hard_regno.
13416 (uses_hard_regs_p): Likewise.
13417 (process_alt_operands): Likewise.
13419 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
13422 * config/msp430/msp430.c (msp430_start_function): Emit an error
13423 if a function is both weak and specifies an interrupt number.
13425 2016-09-13 Jakub Jelinek <jakub@redhat.com>
13427 PR tree-optimization/77454
13428 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
13429 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
13432 2016-09-13 Tamar Christina <tamar.christina@arm.com>
13434 * config/aarch64/aarch64-builtins.c
13435 (aarch64_init_simd_builtins): Fix builtin type signature printing.
13437 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
13439 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
13440 SFmode and SCmode arguments by reference.
13442 2016-09-13 David Malcolm <dmalcolm@redhat.com>
13444 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
13446 (selftest::test_one_liner_fixit_insert_before): ...this, and update
13447 for renaming of add_fixit_insert to add_fixit_insert_before.
13448 (selftest::test_one_liner_fixit_insert_after): New function.
13449 (selftest::test_one_liner_fixit_validation_adhoc_locations):
13450 Update for renaming of add_fixit_insert to add_fixit_insert_before.
13451 (selftest::test_one_liner_many_fixits): Likewise.
13452 (selftest::test_diagnostic_show_locus_one_liner): Update for
13453 renaming, call new test function.
13454 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
13455 renaming of add_fixit_insert to add_fixit_insert_before.
13456 (selftest::test_fixit_consolidation): Likewise.
13457 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
13459 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
13460 (selftest::test_applying_fixits_insert_before): ...this.
13461 (selftest::test_applying_fixits_insert): Update for renaming of
13462 add_fixit_insert to add_fixit_insert_before.
13463 (selftest::test_applying_fixits_insert_after): New function.
13464 (selftest::test_applying_fixits_insert_after_at_line_end): New
13466 (selftest::test_applying_fixits_insert_after_failure): New function.
13467 (selftest::test_applying_fixits_multiple): Update for renaming of
13468 add_fixit_insert to add_fixit_insert_before.
13469 (selftest::change_line): Likewise.
13470 (selftest::test_applying_fixits_unreadable_file): Likewise.
13471 (selftest::test_applying_fixits_line_out_of_range): Likewise.
13472 (selftest::test_applying_fixits_column_validation): Likewise.
13473 (selftest::test_applying_fixits_column_validation): Likewise.
13474 (selftest::edit_context_c_tests): Update for renamed test function;
13475 call new test functions.
13477 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
13479 PR tree-optimization/77536
13480 PR rtl-optimization/68212
13481 * config/rs6000/rs6000.md (div->recip splitter): Remove
13482 optimize_insn_for_speed_p condition.
13484 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
13486 * optabs.c (prepare_cmp_insn): Update documentation comment.
13488 2016-09-13 Jakub Jelinek <jakub@redhat.com>
13489 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13491 PR middle-end/77475
13492 * opts.h (candidates_list_and_hint): Declare.
13493 * opts-common.c (candidates_list_and_hint): New function.
13494 (cmdline_handle_error): Use it.
13496 2016-09-12 David Malcolm <dmalcolm@redhat.com>
13498 * edit-context.c (edited_line::get_len): New accessor.
13499 (edited_file::print_diff): Split out hunk-printing into...
13500 (edited_file::print_diff_hunk): New method.
13501 (edited_file::print_diff_line): New method.
13503 2016-09-12 Andrew Pinski <apinski@cavium.com>
13505 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
13507 * config/aarch64/aarch64.c (thunderx_tunings): Enable
13508 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
13509 (aarch64_operands_ok_for_ldpstp): Return false if
13510 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
13511 was SImode and the alignment is less than 8 byte.
13512 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
13514 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
13517 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
13519 2016-09-12 Marek Polacek <polacek@redhat.com>
13521 * doc/extend.texi: Use lowercase "boolean".
13522 * doc/invoke.texi: Likewise.
13523 * doc/md.texi: Likewise.
13524 * target.def: Likewise.
13525 * doc/tm.texi: Regenerated.
13527 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13529 PR middle-end/77426
13530 * expmed.c (synth_mult): Delete duplicate mode check.
13532 2016-09-10 Tom de Vries <tom@codesourcery.com>
13535 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
13537 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
13538 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
13540 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
13542 PR rtl-optimization/77289
13543 * lra-constraints.c (get_final_hard_regno): Add support for non hard
13544 register numbers. Remove support for subregs.
13545 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
13546 (get_reg_class): Delete removed get_final_hard_regno() argument.
13547 (uses_hard_regs_p): Call get_final_hard_regno().
13549 2016-09-09 Martin Sebor <msebor@redhat.com>
13553 * pretty-print.c (pp_quoted_string): New function.
13554 (pp_format): Call it for %c and %s directives.
13556 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13558 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
13559 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
13560 INITIAL_ELIMINATION_OFFSET) : Update documentation.
13561 * target.def (frame_pointer_required, can_eliminate): Likewise.
13562 * doc/tm.texi: Regenerated.
13563 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
13565 * df-scan.c (df_hard_reg_init): Likewise.
13566 * ira.c (ira_setup_eliminable_regset): Likewise.
13567 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
13568 init_elim_table): Likewise.
13569 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
13570 set_initial_elim_offsets, update_eliminables,
13571 init_elim_table): Likewise.
13572 * rtlanal.c (get_initial_register_offset): Likewise.
13573 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
13574 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13575 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13576 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13577 * config/fr30/fr30.h: Fix comment.
13578 * config/frv/frv.c: Likewise.
13579 * config/frv/frv.h: Likewise.
13580 * config/ft32/ft32.h: Likewise.
13581 * config/visium/visium.h: Likewise.
13582 * config/pa/pa64-linux.h: Likewise.
13583 * config/v850/v850.h: Likewise.
13584 * config/cris/cris.c: Likewise.
13585 * config/ia64/ia64.h: Likewise.
13586 * config/moxie/moxie.h: Likewise.
13587 * config/m32r/m32r.h: Likewise.
13589 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
13592 * config.in: Regenerate.
13593 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
13595 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
13596 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
13597 static-libmpxwrappers case.
13598 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
13599 MPX_LD_AS_NEEDED_GUARD_POP.
13600 * configure: Regenerate.
13601 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
13602 defined if linker support "--push-state"/"--pop-state".
13604 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
13606 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
13608 2016-09-09 Joseph Myers <joseph@codesourcery.com>
13610 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
13611 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
13612 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
13613 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
13614 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
13615 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
13616 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
13618 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
13619 width macros from TS 18661-1.
13620 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
13622 2016-09-08 Jakub Jelinek <jakub@redhat.com>
13625 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
13626 OMP_CLAUSE_SAFELEN_EXPR.
13628 2016-09-07 David Malcolm <dmalcolm@redhat.com>
13630 * Makefile.in (OBJS): Add substring-locations.o.
13631 * langhooks-def.h (class substring_loc): New forward decl.
13632 (lhd_get_substring_location): New decl.
13633 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
13634 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
13635 * langhooks.c (lhd_get_substring_location): New function.
13636 * langhooks.h (class substring_loc): New forward decl.
13637 (struct lang_hooks): Add field get_substring_location.
13638 * substring-locations.c: New file, taking definition of
13639 format_warning_va and format_warning_at_substring from
13640 c-family/c-format.c, making them non-static.
13641 * substring-locations.h (class substring_loc): Move class here
13642 from c-family/c-common.h. Add and rewrite comments.
13643 (format_warning_va): New decl.
13644 (format_warning_at_substring): New decl.
13645 (get_source_location_for_substring): Add comment.
13647 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
13649 * config/i386/i386.c: Add 'U' suffix to processor feature bits
13650 to avoid -Wnarrowing warning.
13651 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
13652 * opts.c: Likewise for SANITIZER_OPT bitmasks.
13654 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
13656 * config/aarch64/aarch64.c (aarch64_legitimize_address):
13657 Avoid use of base_offset if offset already in range.
13659 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
13661 * config/sh/sh-protos.h (struct sh_atomic_model,
13662 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13663 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13664 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
13665 * config/sh/sh.h (struct sh_atomic_model,
13666 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13667 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13668 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
13669 Guard with __cplusplus.
13671 2016-09-06 Jakub Jelinek <jakub@redhat.com>
13674 * config/i386/i386.c (ix86_expand_builtin): For builtin with
13675 unsupported or unknown ISA, use expand_call.
13677 2016-09-06 Martin Liska <mliska@suse.cz>
13679 PR gcov-profile/77378
13680 PR gcov-profile/77466
13681 * tree-profile.c (tree_profiling): Detect whether target can use
13682 -fprofile-update=atomic.
13684 2016-09-06 Richard Biener <rguenther@suse.de>
13686 PR tree-optimization/77479
13687 * tree-vrp.c (update_value_range): Extend overflow handling to
13690 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13693 * config/i386/i386.md (isa): Add x64_avx512bw.
13694 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
13695 (kmov_isa): New mode attr.
13696 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
13697 (*zero_extend<mode>si2): Likewise.
13698 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
13700 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
13702 * doc/invoke.texi (SPU Options): nops -> NOPs.
13703 (x86 Options): Ditto.
13705 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13707 PR middle-end/77475
13708 * toplev.c (process_options): Temporarily set input_location
13709 to UNKNOWN_LOCATION around targetm.target_option.override () call.
13711 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
13713 PR rtl-optimization/77452
13714 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
13715 inner-mode reference to a CONST_VECTOR constant in the constant pool.
13717 2016-09-05 Marek Polacek <polacek@redhat.com>
13720 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
13722 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13725 * gensupport.c (alter_output_for_subst_insn): Remove redundant
13726 *insn_out == '*' test. Don't copy unnecessary to yet another
13727 memory buffer, and don't leak it.
13729 PR rtl-optimization/77425
13730 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
13732 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
13734 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
13736 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13738 * common.opt (fdiagnostics-generate-patch): New option.
13739 * diagnostic.c: Include "edit-context.h".
13740 (diagnostic_initialize): Initialize context->edit_context_ptr.
13741 (diagnostic_finish): Delete context->edit_context_ptr.
13742 (diagnostic_report_diagnostic): Add fix-it hints from the
13743 diagnostic to context->edit_context_ptr, if any.
13744 * diagnostic.h (class edit_context): Add forward decl.
13745 (struct diagnostic_context): Add field "edit_context_ptr".
13746 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
13747 -fdiagnostics-generate-patch.
13748 (-fdiagnostics-generate-patch): New item.
13749 * toplev.c: Include "edit-context.h".
13750 (process_options): Set global_dc->edit_context_ptr to a new
13751 edit_context if the options need one.
13752 (toplev::main): Handle -fdiagnostics-generate-patch by using
13753 global_dc->edit_context_ptr.
13755 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13758 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
13759 map and firstprivate clauses on target construct for _Atomic
13761 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
13762 on target construct for _Atomic qualified decls.
13763 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
13765 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
13766 _Atomic qualified arguments not mentioned in uniform clause.
13768 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13770 * Makefile.in (OBJS-libcommon): Add edit-context.o.
13771 * diagnostic-color.c (color_dict): Add "diff-filename",
13772 "diff-hunk", "diff-delete", and "diff-insert".
13773 (parse_gcc_colors): Update default value of GCC_COLORS in comment
13774 to reflect above changes.
13775 * doc/invoke.texi (-fdiagnostics-color): Update description of
13776 default GCC_COLORS, and of the supported capabilities.
13777 * edit-context.c: New file.
13778 * edit-context.h: New file.
13779 * input.c (struct fcache): Add field "missing_trailing_newline".
13780 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
13782 (add_file_to_cache_tab): Likewise.
13783 (fcache::fcache): Likewise.
13784 (get_next_line): Update c->missing_trailing_newline.
13785 (location_missing_trailing_newline): New function.
13786 * input.h (location_missing_trailing_newline): New decl.
13787 * selftest-run-tests.c (selftest::run_tests): Call
13788 edit_context_c_tests.
13789 * selftest.h (edit_context_c_tests): New decl.
13791 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13792 Richard Biener <rguenth@suse.de>
13794 PR tree-optimization/77444
13795 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
13796 as steptype, remove redundant initialization.
13798 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13801 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
13802 (sanopt_optimize_walker): Optimize away
13803 __asan_before_dynamic_init (...) followed by
13804 __asan_after_dynamic_init () without intervening memory loads/stores.
13805 * ipa-pure-const.c (special_builtin_state): Handle
13806 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
13807 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
13809 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13811 * cfg.c (free_original_copy_tables): Replace second assignment of
13812 bb_copy = NULL by bb_original = NULL.
13814 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13817 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
13818 assignment added in r216794.
13820 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13822 * Makefile.in (OBJS): Add typed-splay-tree.o.
13823 * selftest-run-tests.c (selftest::run_tests): Call
13824 typed_splay_tree_c_tests.
13825 * selftest.h (typed_splay_tree_c_tests): New decl.
13826 * typed-splay-tree.c: New file.
13827 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
13828 (typed_splay_tree::max): New method.
13829 (typed_splay_tree::min): New method.
13830 (typed_splay_tree::foreach): New method.
13831 (typed_splay_tree::closure): New struct.
13832 (typed_splay_tree::inner_foreach_fn): New function.
13834 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13836 * ipa-cp.c (ipcp_store_bits_results): Change option name from
13837 -fipa-cp-bit to -fipa-bit-cp.
13839 2016-09-01 Martin Sebor <msebor@redhat.com>
13841 PR tree-optimization/71831
13842 * tree-object-size.h: Return bool instead of the size and add
13843 argument for the size.
13844 * tree-object-size.c (compute_object_offset): Update signature.
13845 (addr_object_size): Same.
13846 (compute_builtin_object_size): Return bool instead of the size
13847 and add argument for the size. Handle POINTER_PLUS_EXPR when
13848 optimization is disabled.
13849 (expr_object_size): Adjust.
13850 (plus_stmt_object_size): Adjust.
13851 (pass_object_sizes::execute): Adjust.
13852 * builtins.c (fold_builtin_object_size): Adjust.
13853 * doc/extend.texi (Object Size Checking): Update.
13854 * ubsan.c (instrument_object_size): Adjust.
13856 2016-09-01 Martin Sebor <msebor@redhat.com>
13858 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
13859 it fits the output of the formatted function regardless of its
13861 * genmodes.c (parser::parse_expr): Same.
13862 * gimplify.c (gimplify_asm_expr): Same.
13863 * passes.c (pass_manager::register_one_dump_file): Same.
13864 * print-tree.c (print_node): Same.
13866 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13868 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
13870 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13872 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
13874 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13876 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
13877 * config/rs6000/vector.md: Ditto.
13878 * config/rs6000/vsx.md: Ditto.
13880 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13882 * ipa-inline-analysis.c (param_change_prob): Get to the base object
13883 first in all cases.
13885 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13887 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
13888 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
13889 *return_and_restore_gpregs_<mode>_r11,
13890 *return_and_restore_gpregs_<mode>_r12,
13891 *return_and_restore_gpregs_<mode>_r1,
13892 *return_and_restore_fpregs_<mode>_r11,
13893 *return_and_restore_fpregs_<mode>_r12,
13894 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
13895 directly instead of via the "l" constraint. Renumber operands.
13898 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13900 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
13901 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
13902 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
13903 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
13904 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
13905 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
13906 *call_value_nonlocal_darwin64, reload_macho_picbase,
13907 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
13908 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
13909 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
13910 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
13911 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
13912 *save_fpregs_<mode>_r1): Ditto.
13913 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
13914 *return_and_restore_gpregs_spe): Ditto.
13916 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13918 * config/rs6000/rs6000.md
13919 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
13920 the use of the link register.
13921 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
13923 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13924 Michael Meissner <meissner@linux.vnet.ibm.com>
13927 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
13928 reg+reg addressing for TImode.
13929 (rs6000_legitimate_address_p): Only allow register indirect
13930 addressing for TImode, even without TARGET_QUAD_MEMORY.
13932 2016-09-01 Richard Biener <rguenther@suse.de>
13934 PR middle-end/77436
13935 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
13936 check whether the result fits the desired result type.
13938 2016-09-01 Nathan Sidwell <nathan@acm.org>
13940 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
13942 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
13944 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
13946 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
13948 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13950 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
13951 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
13952 for comparisons of integer ZERO_EXTEND against zero.
13954 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13956 * config/i386/i386.c (ix86_option_override_internal): Also disable the
13957 STV pass if -mstackrealign is enabled.
13959 2016-08-31 Ilya Verbin <iverbin@gmail.com>
13961 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
13964 2016-08-31 David Malcolm <dmalcolm@redhat.com>
13966 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
13967 (layout_range::intersects_line_p): New method.
13968 (test_range_contains_point_for_single_point): Rename to...
13969 (test_layout_range_for_single_point): ...this, and add testing
13970 for layout_range::intersects_line_p.
13971 (test_range_contains_point_for_single_line): Rename to...
13972 (test_layout_range_for_single_line): ...this, and add testing
13973 for layout_range::intersects_line_p.
13974 (test_range_contains_point_for_multiple_lines): Rename to...
13975 (test_layout_range_for_multiple_lines): ...this, and add testing
13976 for layout_range::intersects_line_p.
13977 (layout::layout): Populate m_fixit_hints.
13978 (layout::get_expanded_location): Handle the case of a line-span
13980 (layout::validate_fixit_hint_p): New method.
13981 (get_line_span_for_fixit_hint): New function.
13982 (layout::calculate_line_spans): Add spans for fixit-hints.
13983 (layout::should_print_annotation_line_p): New method.
13984 (layout::print_any_fixits): Drop param "richloc", instead using
13985 validated fixits in m_fixit_hints. Add "const" to hint pointers.
13986 (diagnostic_show_locus): Avoid printing blank annotation lines.
13987 (selftest::test_diagnostic_context::test_diagnostic_context):
13988 Initialize show_column and start_span.
13989 (selftest::test_diagnostic_context::start_span_cb): New static
13991 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
13992 (selftest::diagnostic_show_locus_c_tests): Update for function
13993 renamings. Call test_diagnostic_show_locus_fixit_lines.
13995 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
13997 PR tree-optimization/73714
13998 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
14000 2016-08-31 David Malcolm <dmalcolm@redhat.com>
14002 * selftest.c: Move "namespace selftest {" to top of file,
14003 removing explicit "selftest::" qualifiers throughout.
14005 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
14007 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
14009 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
14010 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
14011 Replace builtin with vector extension.
14012 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
14014 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
14015 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
14016 Replace builtin with vector extension.
14017 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
14018 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
14019 Replace builtin with vector extension.
14020 * config/i386/xmmintrin.h (__m128_u): New type.
14021 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
14022 (_mm_load_ps, _mm_store_ps): Simplify.
14024 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
14026 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
14028 2016-08-30 David Malcolm <dmalcolm@redhat.com>
14030 * diagnostic-show-locus.c (colorizer::begin_state): Support more
14031 than 3 ranges per diagnostic by alternating between color 1 and
14033 (layout::layout): Replace use of rich_location::MAX_RANGES
14034 with richloc->get_num_locations ().
14035 (layout::calculate_line_spans): Replace use of
14036 rich_location::MAX_RANGES with m_layout_ranges.length ().
14037 (layout::print_annotation_line): Handle arbitrary numbers of
14038 ranges in caret-printing by defaulting to '^'.
14039 (selftest::test_one_liner_many_fixits): New function.
14040 (test_diagnostic_show_locus_one_liner): Call it.
14041 * diagnostic.c (diagnostic_initialize): Update for renaming
14042 of rich_location::MAX_RANGES to
14043 rich_location::STATICALLY_ALLOCATED_RANGES.
14044 * diagnostic.h (struct diagnostic_context): Likewise.
14046 2016-08-30 David Malcolm <dmalcolm@redhat.com>
14048 * selftest.c (selftest::named_temp_file::named_temp_file): New
14050 (selftest::temp_source_file::~temp_source_file): Move to...
14051 (selftest::named_temp_file::~named_temp_file): ...here.
14052 (selftest::test_named_temp_file): New function.
14053 (selftest::selftest_c_tests): Call test_named_temp_file.
14054 * selftest.h (class named_temp_file): New class.
14055 (class temp_source_file): Convert to a subclass of named_temp_file.
14057 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
14059 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
14060 USEs of LR_REGNO in returns and sibcalls.
14061 (rs6000_output_mi_thunk): Similar.
14062 (rs6000_sibcall_aix): Similar.
14063 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
14064 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
14065 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
14066 Remove the USE of LR_REGNO from the patterns as well. Delete an
14068 (return_internal_<mode>): Delete.
14070 2016-08-30 Tamar Christina <tamar.christina@arm.com>
14072 * config/aarch64/aarch64-simd.md
14073 (aarch64_ld2<mode>_dreg_le): New.
14074 (aarch64_ld2<mode>_dreg_be): New.
14075 (aarch64_ld2<mode>_dreg): Removed.
14076 (aarch64_ld3<mode>_dreg_le): New.
14077 (aarch64_ld3<mode>_dreg_be): New.
14078 (aarch64_ld3<mode>_dreg): Removed.
14079 (aarch64_ld4<mode>_dreg_le): New.
14080 (aarch64_ld4<mode>_dreg_be): New.
14081 (aarch64_ld4<mode>_dreg): Removed.
14082 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
14084 2016-08-30 David Malcolm <dmalcolm@redhat.com>
14086 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
14087 redundant location param.
14088 (test_one_liner_fixit_remove): Likewise.
14089 (test_one_liner_fixit_replace): Likewise.
14090 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
14091 * gcc-rich-location.c
14092 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
14093 get_range_from_loc. Drop overload taking a const char *.
14094 * gcc-rich-location.h
14095 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
14098 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
14100 * config/linux.c (linux_libc_has_function): Return true on musl.
14102 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
14104 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
14106 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
14108 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
14109 used for abnormal egdes.
14111 2016-08-30 Jakub Jelinek <jakub@redhat.com>
14113 PR tree-optimization/72866
14114 * tree-vect-patterns.c (search_type_for_mask): Turn into
14115 a small wrapper, move all code to ...
14116 (search_type_for_mask_1): ... this new function. Add caching
14117 and adjust recursive calls.
14120 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
14121 instead of lookup_type_die (type_main_variant (type)) even for array
14124 PR middle-end/77377
14125 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
14126 constant pool reference return x instead of c.
14128 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
14130 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
14133 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14136 (selftest::test_make_location_nonpure_range_endpoints): Fix
14139 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14141 * diagnostic-show-locus.c
14142 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
14144 (selftest::test_diagnostic_show_locus_one_liner): Call it.
14145 * input.c (get_pure_location): Move to libcpp/line-map.c.
14146 * input.h (get_pure_location): Convert decl to an inline function
14147 calling implementation in libcpp.
14149 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
14152 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
14153 template for intel asm dialect.
14154 (vec_set_hi_<mode><mask_name>): Ditto.
14156 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14158 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
14159 (selftest::fail_formatted): Likewise.
14161 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14163 * input.c (make_location): Call get_start and get_finish
14164 on the endpoints to avoid storing packed ranges or ad-hoc
14166 (selftest::test_make_location_nonpure_range_endpoints): New function.
14167 (selftest::input_c_tests): Call it.
14168 * input.h (get_start): New inline function.
14170 2016-08-29 Tom de Vries <tom@codesourcery.com>
14173 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
14176 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
14178 * Makefile.in (gcov-iov.h): Add dummy recipe.
14180 2016-08-29 Nathan Sidwell <nathan@acm.org>
14182 * config/nvptx/nvptx.c: #include tree-vrp.h.
14184 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
14187 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
14188 HIGH+LO construct during reload.
14190 2016-08-28 Tom de Vries <tom@codesourcery.com>
14193 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
14194 'sysv_abi va_list' attribute.
14195 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
14196 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
14199 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14201 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
14202 * emit-rtl.c (unshare_all_rtl_1): Adjust.
14203 (unshare_all_rtl_again): Likewise.
14204 * function.c (assign_stack_local_1): Likewise.
14205 (assign_stack_temp_for_type): Likewise.
14207 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14209 * cfgbuild.c (make_edges): Adjust.
14210 * cfgrtl.c (can_delete_label_p): Likewise.
14211 * dwarf2cfi.c (create_trace_edges): Likewise.
14212 * except.c (sjlj_emit_dispatch_table): Likewise.
14213 * function.h (struct expr_status): make x_forced_labels a vector.
14214 * jump.c (rebuild_jump_labels_1): Adjust.
14215 * reload1.c (set_initial_label_offsets): Likewise.
14216 * stmt.c (force_label_rtx): Likewise.
14217 (expand_label): Likewise.
14219 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14221 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
14223 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
14225 PR tree-optimization/71077
14226 PR tree-optimization/68542
14227 * fold-const.c (fold_relational_const): Fix folding of
14228 VECTOR_CST comparisons that have a scalar boolean result type.
14229 (selftest::test_vector_folding): New static function.
14230 (selftest::fold_const_c_tests): Call it.
14232 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
14234 * doc/extend.texi (SPU Built-in Functions): Remove stale
14235 references to material formerly at IBM and Sony.
14237 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
14240 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
14242 2016-08-26 David Malcolm <dmalcolm@redhat.com>
14244 * diagnostic-show-locus.c
14245 (selftest::test_fixit_consolidation): New function.
14246 (selftest::diagnostic_show_locus_c_tests): Call it.
14247 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
14248 constructor based on source_range.
14250 2016-08-26 David Malcolm <dmalcolm@redhat.com>
14252 * diagnostic-color.c (color_dict): Add "fixit-insert" and
14254 (parse_gcc_colors): Update description of default GCC_COLORS.
14255 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
14256 (colorizer::set_fixit_insert): New method.
14257 (colorizer::set_fixit_delete): New method.
14258 (colorizer::get_color_by_name): New method.
14259 (colorizer::STATE_FIXIT_INSERT): New constant.
14260 (colorizer::STATE_FIXIT_DELETE): New constant.
14261 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
14262 fields in favor of new field "m_stop_color". Add fields
14263 "m_fixit_insert" and "m_fixit_delete".
14264 (colorizer::colorizer): Update for above changes. Replace
14265 colorize_start calls with calls to get_color_by_name.
14266 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
14267 STATE_FIXIT_DELETE. Update for field renamings.
14268 (colorizer::finish_state): Simplify by using m_stop_color,
14269 rather than multiple identical "*_ce" fields.
14270 (colorizer::get_color_by_name): New method.
14271 (layout::print_any_fixits): Print insertions and replacements
14272 using the "fixit-insert" color, and deletions using the
14273 "fixit-delete" color.
14274 * doc/invoke.texi (-fdiagnostics-color): Update description of
14275 default GCC_COLORS, and of the supported capabilities.
14277 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
14279 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
14280 current_function_static_stack_size variable with the static
14281 stack frame size of the current function when
14282 flag_stack_usage_info is enabled.
14284 2016-08-26 Nathan Sidwell <nathan@acm.org>
14286 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
14287 assignment inside if condition.
14289 2016-08-26 Richard Biener <rguenther@suse.de>
14291 PR tree-optimization/69047
14292 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
14293 extracts similar to what FRE does.
14294 (non_rewritable_mem_ref_base): Likewise.
14296 2016-08-26 Joseph Myers <joseph@codesourcery.com>
14298 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
14299 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
14300 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14301 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14302 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
14304 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14305 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14306 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14307 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
14308 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14310 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14313 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
14314 reservation duration to 15 cycles.
14315 (cortex_a8_vfp_macs): Likewise.
14316 (cortex_a8_vfp_macd): Likewise.
14317 (cortex_a8_vfp_divs): Likewise.
14318 (cortex_a8_vfp_divd): Likewise.
14320 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14322 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
14323 (aarch_macro_fusion_pair_p): Use above to avoid early return.
14325 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14326 Martin Jambhor <mjambor@suse.cz>
14328 * common.opt: New option -fipa-bit-cp.
14329 * doc/invoke.texi: Document -fipa-bit-cp.
14330 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
14331 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
14332 * tree-ssa-ccp.h: New header file.
14333 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
14334 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
14335 Replace all occurences of tree parameter by two new params: signop, int.
14336 (bit_value_unop_1): Change to bit_value_unop and export it.
14337 Replace all occurences of tree parameter by two new params: signop,
14339 (bit_value_binop): Change call from bit_value_binop_1 to
14341 (bit_value_assume_aligned): Likewise.
14342 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
14343 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
14345 (ccp_finalize): Skip processing if val->mask == 0.
14346 * ipa-cp.c: Include tree-ssa-ccp.h
14347 (ipcp_bits_lattice): New class.
14348 (ipcp_param_lattice (bits_lattice): New member.
14349 (print_all_lattices): Call ipcp_bits_lattice::print.
14350 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
14351 (initialize_node_lattices): Likewise.
14352 (propagate_bits_accross_jump_function): New function.
14353 (propagate_constants_accross_call): Call
14354 propagate_bits_accross_jump_function.
14355 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
14356 (ipcp_store_bits_results): New function.
14357 (ipcp_driver): Call ipcp_store_bits_results.
14358 * ipa-prop.h (ipa_bits): New struct.
14359 (ipa_jump_func): Add new member bits of type ipa_bits.
14360 (ipa_param_descriptor): Change decl to decl_or_type.
14361 (ipa_get_param): Change decl to decl_or_type and assert on
14363 (ipa_get_type): New function.
14364 (ipcp_transformation_summary): New member bits.
14365 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
14366 (ipa_populate_param_decls): Likewise.
14367 (ipa_dump_param): Likewise.
14368 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
14370 (ipa_set_jf_unknown): Set ipa_bits::known to false.
14371 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
14373 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
14374 (ipa_write_jump_function): Add streaming for ipa_bits.
14375 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
14376 (write_ipcp_transformation_info): Add streaming for ipa_bits
14377 summary for ltrans.
14378 (read_ipcp_transfomration_info): Add support for reading streamed
14380 (ipcp_update_bits): New function.
14381 (ipcp_transform_function): Call ipcp_update_bits.
14383 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
14385 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
14386 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
14388 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
14390 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
14392 2016-08-25 Richard Biener <rguenther@suse.de>
14394 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
14395 Only add locations in late dwarf.
14396 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
14397 (dwarf2out_early_finish): But do it here.
14399 2016-08-24 Michael Collison <michael.collison@linaro.org>
14400 Michael Collison <michael.collison@arm.com>
14402 * config/arm/arm-modes.def: Add new condition code mode CC_V
14403 to represent the overflow bit.
14404 * config/arm/arm.c (maybe_get_arm_condition_code):
14405 Add support for CC_Vmode.
14406 (arm_gen_unlikely_cbranch): New function to generate common
14407 rtl conditional branches for overflow patterns.
14408 * config/arm/arm-protos.h: Add prototype for
14409 arm_gen_unlikely_cbranch.
14410 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
14411 addsi3_compareV_upper): New patterns to support signed
14412 builtin overflow add operations.
14413 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
14414 New patterns to support unsigned builtin add overflow operations.
14415 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
14416 builtin overflow subtract operations,
14417 (usubv<mode>4): New patterns to support unsigned builtin subtract
14418 overflow operations.
14419 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
14420 to support builtin overflow negate operations.
14422 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14425 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14427 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14428 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14431 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
14433 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
14434 MULTILIB_OPTIONS should be used. Small wording fixes.
14435 * genmultilib: Memorize set of all option combinations in
14436 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
14437 found in MULTILIB_OPTIONS by checking if option set is listed in
14438 combination_space. Output new and existing error message to stderr.
14440 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
14442 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
14443 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
14444 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
14445 (MULTILIB_REUSE): Remove reuse rules for option set including
14446 -mfpu=fp-armv8 and -mfpu=vfpv4
14448 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
14450 * config/arm/t-rtems: Add vfp multilib.
14452 2016-08-23 Ian Lance Taylor <iant@golang.org>
14454 * config/s390/s390.c (s390_asm_file_start): Call
14455 default_file_start.
14457 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14459 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
14460 initialization of all 0's to the 0 constant, instead of directly
14461 generating XOR. Add support for V4SImode vector initialization on
14462 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
14463 initialization. Change variables used in V4SFmode vector
14464 intialization. For V4SFmode vector splat on ISA 3.0, make sure
14465 any memory addresses are in index form. Add support for using
14466 VSPLTH/VSPLTB to initialize vector short and vector char vectors
14467 with all of the same element.
14468 (regno_or_subregno): New helper function to return a register
14469 number for either REG or SUBREG.
14470 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
14471 Use regno_or_subregno where possible.
14472 (rs6000_split_v4si_init_di_reg): New helper function to build up a
14473 DImode value from two SImode values in order to generate V4SImode
14474 vector initialization on 64-bit systems with direct move.
14475 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
14477 (rtx_is_swappable_p): V4SImode vector initialization insn is not
14479 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
14481 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
14482 attributes to initialize V8HImode and V16QImode vectors with the
14484 (VSX_SPLAT_COUNT): Likewise.
14485 (VSX_SPLAT_SUFFIX): Likewise.
14486 (UNSPEC_VSX_VEC_INIT): New unspec.
14487 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
14488 Allow SFmode values to come from Altivec registers.
14489 (vsx_init_v4si): New insn/split for V4SImode vector initialization
14490 on 64-bit systems with direct move.
14491 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
14492 vector initializations, to allow V4SImode vector initializations
14493 on 64-bit systems with direct move.
14494 (vsx_splat_v4si): Likewise.
14495 (vsx_splat_v4si_di): Likewise.
14496 (vsx_splat_v4sf): Likewise.
14497 (vsx_splat_v4sf_internal): Likewise.
14498 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
14500 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
14501 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
14502 initializing V8HImode and V16QImode vectors with the same
14504 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
14505 optimization if -maltivec=be.
14507 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
14509 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
14510 attribute for alternatives 3 and 4.
14512 2016-08-23 David Malcolm <dmalcolm@redhat.com>
14514 * selftest.c (selftest::assert_str_contains): New function.
14515 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
14516 * selftest.h (selftest::assert_str_contains): New decl.
14517 (ASSERT_STR_CONTAINS): New macro.
14519 2016-08-23 Richard Biener <rguenther@suse.de>
14521 PR tree-optimization/77286
14522 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
14524 (vect_transform_loop): Split exit edges of loop and scalar
14525 loop if required and at the appropriate time.
14527 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14529 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14530 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14532 Correct a typo in a comment.
14534 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14536 * config/s390/s390.md ("*andc_split"): New splitter for and with
14539 2016-08-23 Richard Biener <rguenther@suse.de>
14541 PR tree-optimization/27336
14542 * tree-vrp.c (infer_value_range): Handle stmts that can throw
14543 by looking for a non-EH edge.
14544 (process_assert_insertions_for): Likewise.
14546 2016-08-23 Richard Biener <rguenther@suse.de>
14548 PR middle-end/77305
14549 * statistics.c (statistics_counter_event): Robustify against
14552 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14554 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
14555 for targets amdfam10 and barcelona.
14557 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
14559 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
14560 (zero_extend<mode>di2): Ditto.
14561 (*zero_extend<mode>si2): Ditto.
14562 (*zero_extendqihi2): Ditto.
14564 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14566 PR middle-end/77269
14567 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
14568 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
14570 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
14572 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
14573 identical consecutive elements.
14574 [SSA_NAME]: Print the name's def stmt on its own line. When printing
14575 the node's def stmt, avoid printing an unwanted trailing newline by
14576 replacing the call to print_gimple_stmt() with its inlined body and
14577 adjusting it to not set pp_needs_newline and to call pp_flush()
14578 instead of pp_newline_and_flush().
14580 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14582 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
14583 (float32_type_node, float64_type_node, float32x_type_node)
14584 (float128x_type_node): New macros.
14585 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
14586 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
14587 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
14588 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
14589 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
14590 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
14591 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
14592 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
14593 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
14594 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
14595 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
14596 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
14597 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
14598 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
14599 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
14600 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
14601 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
14602 (copysign, fabs, huge_val, inf, nan, nans): Use it.
14603 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
14605 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
14606 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
14607 * doc/extend.texi (Other Builtins): Document these built-in
14609 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
14612 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
14614 * doc/install.texi (Binaries): www.opencsw.org now uses https.
14616 2016-08-22 Richard Biener <rguenther@suse.de>
14618 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
14620 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
14623 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
14624 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
14625 non-SSE2 athlons only, otherwise prefer SSE prefetches.
14627 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14629 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
14630 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
14631 (vrp_visit_switch_stmt): Likewise.
14632 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
14633 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
14634 (vrp_visit_stmt): Use extract_range_from_stmt.
14635 (vrp_visit_phi_node): Use extract_range_from_phi_node.
14637 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14639 * Makefile.in: Add tree-vrp.h to GTFILES.
14640 * gengtype.c (open_base_files): Add tree-vrp.h.
14641 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
14642 * builtins.c: Likewise.
14643 * fold-const.c: Likewise.
14644 * gimple-builder.c: Likewise.
14645 * gimple-laddress.c: Likewise.
14646 * hsa-gen.c: Likewise.
14647 * internal-fn.c: Likewise.
14649 * targhooks.c: Liewise,
14650 * tree-ssa-address.c: Likewise.
14651 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
14652 * tree-vrp.c (struct value_range): Move to tree-vrp.h
14653 * tree-vrp.h: New file.
14655 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14657 PR tree-optimization/61839
14658 * tree-vrp.c (two_valued_val_range_p): New.
14659 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
14660 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
14661 Also Convert VAR BINOP CST where VAR is two-valued to
14662 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
14664 2016-08-19 David Malcolm <dmalcolm@redhat.com>
14666 * diagnostic-show-locus.c
14667 (layout::annotation_line_showed_range_p): New method.
14668 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
14669 Reimplement case fixit_hint::REPLACE to cover removals, and
14670 replacements where the range of the replacement isn't one
14671 of the ranges in the rich_location.
14672 (test_one_liner_fixit_replace): Likewise.
14673 (selftest::test_one_liner_fixit_replace_non_equal_range): New
14675 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
14677 (selftest::test_diagnostic_show_locus_one_liner): Call the new
14679 * diagnostic.c (print_parseable_fixits): Remove case
14680 fixit_hint::REMOVE.
14682 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
14685 * config/i386/i386.c (ix86_option_override_internal): Remove
14686 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
14687 Enable SSE prefetch also for TARGET_PREFETCHWT1.
14688 Do not try to enable TARGET_PRFCHW ISA flag here.
14689 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
14690 Rewrite expander function body.
14691 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
14693 2016-08-19 Joseph Myers <joseph@codesourcery.com>
14696 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
14697 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
14698 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
14699 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
14700 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
14701 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
14702 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
14703 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
14704 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
14706 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
14708 (struct floatn_type_info): New structure type.
14709 (floatn_nx_types): New variable declaration.
14710 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
14711 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
14712 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
14713 * tree.c (floatn_nx_types): New variable.
14714 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
14715 corresponding complex types.
14716 * target.def (floatn_mode): New hook.
14717 * targhooks.c: Include "real.h".
14718 (default_floatn_mode): New function.
14719 * targhooks.h (default_floatn_mode): New prototype.
14720 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
14722 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
14723 effective-target and dg-add-options keywords.
14724 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
14725 Document new effective-target keywords.
14726 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
14727 * doc/tm.texi: Regenerate.
14728 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
14729 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
14730 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
14732 * real.h (struct real_format): Add field ieee_bits.
14733 * real.c (ieee_single_format, mips_single_format)
14734 (motorola_single_format, spu_single_format, ieee_double_format)
14735 (mips_double_format, motorola_double_format)
14736 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
14737 (ieee_extended_intel_128_format)
14738 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
14739 (mips_extended_format, ieee_quad_format, mips_quad_format)
14740 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
14741 (decimal_double_format, decimal_quad_format, ieee_half_format)
14742 (arm_half_format, real_internal_format: Initialize ieee_bits
14744 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
14745 float128_type_node. Set float80_type_node to float64x_type_node
14746 if appropriate and long_double_type_node not appropriate.
14747 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
14748 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
14749 Initialize ieee_bits field.
14750 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
14751 (rs6000_init_builtins): Set ieee128_float_type_node to
14752 float128_type_node.
14753 (rs6000_floatn_mode): New function.
14755 2016-08-19 Jakub Jelinek <jakub@redhat.com>
14757 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
14758 _rdseed64_step): Uglify argument names and/or local variable names
14759 in inline functions.
14760 * config/i386/rtmintrin.h (_xabort): Likewise.
14761 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
14762 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
14763 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
14764 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
14765 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
14766 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
14767 _mm_maskz_ternarylogic_epi32): Likewise.
14768 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
14769 __lwpins32, __lwpins64): Likewise.
14770 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
14771 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
14772 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
14773 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
14774 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
14775 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
14776 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
14777 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
14778 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
14779 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
14780 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
14781 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
14782 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
14783 _mm256_mask_i64gather_epi32): Likewise.
14784 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14785 * config/i386/ia32intrin.h (__writeeflags): Likewise.
14786 * config/i386/pkuintrin.h (_wrpkru): Likewise.
14787 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
14788 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
14789 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
14790 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
14791 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
14792 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
14793 _mm512_mask_prefetch_i64scatter_ps): Likewise.
14794 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14795 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
14796 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
14797 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
14798 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
14799 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
14800 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
14801 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
14803 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
14805 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
14806 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
14808 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
14809 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
14811 (_rdpkru_u32): Add space after function name.
14813 * config/i386/t-i386 (i386-c.o): Don't depend on
14814 i386-builtin-types.inc.
14815 (i386.o): Depend on i386-builtin-types.inc.
14817 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
14820 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
14821 Use const_vec_duplicate to check for duplicated elements.
14823 2016-08-19 Richard Biener <rguenther@suse.de>
14825 PR tree-optimization/77290
14826 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14827 Fix flag_tree_parallelize_loops check.
14829 2016-08-19 Richard Biener <rguenther@suse.de>
14831 * match.pd (x | 0 -> x): Add.
14833 2016-08-19 Richard Biener <rguenther@suse.de>
14835 PR tree-optimization/77286
14836 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
14837 Deal with virtual PHIs being out-of-order.
14839 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14841 * doc/invoke.texi (fverbose-asm): Note that source code lines
14842 are emitted, and provide an example.
14843 * final.c (asm_show_source): New function.
14844 (final_scan_insn): Call asm_show_source.
14846 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14848 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
14849 param with diagnostic_kind.
14850 (class colorizer): Similarly replace field m_diagnostic with
14852 (colorizer::colorizer): Replace diagnostic
14853 param with diagnostic_kind.
14854 (colorizer::begin_state): Update for above field change.
14855 (layout::layout): Replace diagnostic param with rich_location *
14856 and diagnostic_kind.
14857 (diagnostic_show_locus): Replace diagnostic param with richloc
14858 and diagnostic_kind.
14859 (class selftest::test_diagnostic_context): New class.
14860 (selftest::test_diagnostic_show_locus_unknown_location): New
14862 (selftest::test_one_liner_simple_caret): New function.
14863 (selftest::test_one_liner_caret_and_range): New function.
14864 (selftest::test_one_liner_multiple_carets_and_ranges): New
14866 (selftest::test_one_liner_fixit_remove): New function.
14867 (selftest::test_one_liner_fixit_replace): New function.
14868 (selftest::test_diagnostic_show_locus_one_liner): New function.
14869 (selftest::diagnostic_show_locus_c_tests): Call the new test
14871 * diagnostic.c (diagnostic_initialize): Initialize
14872 colorize_source_p, show_ruler_p and parseable_fixits_p.
14873 (default_diagnostic_finalizer): Update for change to
14874 diagnostic_show_locus.
14875 (diagnostic_append_note): Likewise.
14876 * diagnostic.h (diagnostic_show_locus): Replace
14877 const diagnostic_info * param with location * and diagnostic_t.
14879 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14881 * input.c (saved_line_table): New global.
14882 (class selftest::temp_line_table): Rename to line_table_test and
14883 move declaration to selftest.h, and drop field m_old_line_table.
14884 (selftest::temp_line_table::temp_line_table): Rename ctor to...
14885 (selftest::line_table_test::line_table_test): ...this. Add a
14886 default ctor. Store current value of line_table within
14888 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
14889 (selftest::line_table_test::~line_table_test): ...this, and
14890 restore line_table from the saved_line_table, rather than
14892 (selftest::test_accessing_ordinary_linemaps): Update for above
14894 (selftest::test_lexer): Likewise.
14895 (struct selftest::lexer_test): Likewise.
14896 (selftest::lexer_test::lexer_test): Likewise.
14897 (selftest::input_c_tests): Move the looping over test cases from
14899 (selftest::for_each_line_table_case): New function.
14900 * input.h (saved_line_table): New decl.
14901 * selftest.h (struct selftest::line_table_case): New forward decl.
14902 (class selftest::line_table_test): New class, moved here from
14903 selftest::temp_line_table in input.c, and renamed.
14904 (selftest::for_each_line_table_case): New decl.
14906 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
14909 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
14911 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
14913 PR middle-end/70895
14914 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
14915 enclosing parallel construct for reduction variables on OpenACC loop
14918 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
14920 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
14921 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
14923 (function_to_dwarf_procedure): Update comment.
14925 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14927 * input.c (diagnostics_file_cache_forcibly_evict_file): New
14929 * input.h (diagnostics_file_cache_forcibly_evict_file): New
14931 * selftest.c (selftest::temp_source_file::~temp_source_file):
14932 Evict m_filename from the diagnostic file cache.
14934 2016-08-18 Richard Biener <rguenther@suse.de>
14936 * tree-pass.h (make_pass_materialize_all_clones): Declare.
14937 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
14938 make_pass_materialize_all_clones): New simple IPA pass encapsulating
14939 clone materialization.
14940 * passes.def (all_late_ipa_passes): Start with
14941 pass_materialize_all_clones.
14942 * cgraphunit.c (symbol_table::compile): Remove call to
14943 materialize_all_clones.
14944 * tree-into-ssa.c: Include statistics.h.
14945 (update_ssa): Count number of times we do incremental/rewrite
14948 2016-08-18 Richard Biener <rguenther@suse.de>
14950 PR tree-optimization/77282
14951 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14952 When doing auto-parallelizing also prevent use of PHIs that
14953 carry dependences across loop backedges.
14955 2016-08-18 Tamar Christina <tamar.christina@arm.com>
14956 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14958 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
14960 2016-08-18 Richard Biener <rguenther@suse.de>
14962 * ssa-iterators.h (ssa_vuse_operand): New inline.
14963 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
14964 (predicate_all_scalar_phis): Use remove_phi_node to remove
14965 phi nodes predicated. Delay removing virtual PHIs.
14966 (predicate_mem_writes): Update virtual operands.
14967 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
14968 (tree_if_conversion): Do not rewrite virtual SSA form.
14969 * tree-phinodes.c (release_phi_node): Make static.
14970 * tree-phinodes.h (release_phi_node): Remove.
14972 2016-08-18 Jakub Jelinek <jakub@redhat.com>
14974 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
14975 codes that appear in bdesc_* arrays, instead include i386-builtin.def
14976 twice to define those.
14977 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
14978 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
14979 bdesc_multi_arg): Define by including i386-builtin.def the third time.
14980 * config/i386/i386-builtin.def: New file.
14982 2016-08-17 David Malcolm <dmalcolm@redhat.com>
14984 * input.c (get_source_range_for_char): Rename to...
14985 (selftest::get_source_range_for_char): ...this, and move within
14986 the #if CHECKING_P guard.
14987 (get_num_source_ranges_for_substring): Rename to...
14988 (selftest::get_num_source_ranges_for_substring): ...this, move
14989 within the #if CHECKING_P guard, and make static.
14990 (selftest::assert_num_substring_ranges): Initialize
14993 2016-08-18 Alan Modra <amodra@gmail.com>
14995 PR rtl-optimization/72771
14996 * reload.c (find_reloads): Don't assume that a subreg mem is OK
14997 when find_reloads_toplev returns address_reloaded==-1.
14998 (alternative_allows_const_pool_ref): Update comment.
15000 2015-08-17 Alan Hayward <alan.hayward@arm.com>
15002 PR tree-optimization/71752
15003 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
15004 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
15006 2016-08-17 Jakub Jelinek <jakub@redhat.com>
15008 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
15009 instead of testing ECF_NORETURN bit in gimple_call_flags.
15010 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
15011 * predict.c (tree_bb_level_predictions): Likewise.
15012 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
15014 PR middle-end/77259
15015 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
15016 turning a call into __builtin_unreachable-like noreturn call, adjust
15017 gimple_call_set_fntype.
15018 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
15019 gimple_call_fntype has void return type.
15021 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
15023 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
15024 maybe_lookup_decl, to handle nested acc loop directives.
15026 2016-08-17 Richard Biener <rguenther@suse.de>
15028 PR tree-optimization/76490
15029 * tree-vrp.c (update_value_range): Preserve overflow infinities
15030 when intersecting with ranges from get_range_info.
15031 (operand_less_p): Handle overflow infinities correctly.
15032 (value_range_constant_singleton): Use vrp_operand_equal_p
15033 to handle overflow max/min correctly.
15034 (vrp_valueize): Likewise.
15035 (union_ranges): Likewise.
15036 (intersect_ranges): Likewise.
15037 (vrp_visit_phi_node): Improve iteration limitation to only
15038 apply when we'll possibly re-visit the PHI via a changed argument
15041 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
15043 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
15044 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
15045 rather than those that should not be built.
15047 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
15050 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
15052 2016-08-17 Richard Biener <rguenther@suse.de>
15054 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
15055 (verify_vssa): New function verifying virtual SSA form.
15056 (verify_ssa): Call it.
15057 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
15058 Do not apply loop-closed SSA handling to virtuals.
15059 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
15060 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
15061 when rewriting their symbol.
15062 (prepare_def_site_for): Likewise.
15063 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
15064 operands of moved stmts.
15066 2016-08-17 Richard Biener <rguenther@suse.de>
15068 PR tree-optimization/23855
15069 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
15070 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
15071 find guards to hoist. Do not update SSA form but rewrite virtuals
15072 into loop closed SSA.
15073 (find_loop_guard): Adjust to skip already hoisted guards. Do
15074 not mark virtuals for renaming or update SSA form.
15076 2016-08-17 Martin Liska <mliska@suse.cz>
15078 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
15079 a LONG_LONG_TYPE_SIZE comparison.
15080 * gcov-io.h: Remove macro definitions.
15081 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
15082 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
15085 2016-08-16 Jakub Jelinek <jakub@redhat.com>
15087 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
15088 that builtins not mentioned in bdesc_* arrays come first, then
15089 the ones mentioned in bdesc_* arrays in the order they appear in
15090 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
15091 IX86_BUILTIN__BDESC_*_LAST enumerator.
15092 (bdesc_mpx): Fix up a comment typo.
15093 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
15094 __builtin_ia32_vpcomneu[bwdq] builtins.
15095 (BDESC_VERIFY, BDESC_VERIFYS): Define.
15096 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
15097 enum ix86_builtins ordering.
15098 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
15099 for direct bdesc_* array member access instead of searching all the
15100 arrays until an fcode match is found.
15102 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
15104 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
15105 pattern as define_insn_and_split. Split insn before reload to
15107 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
15108 <shift_insn><mode>3_1.
15109 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
15110 <rotate_insn><mode>3_1.
15112 2016-08-16 David Malcolm <dmalcolm@redhat.com>
15115 * input.c (get_source_range_for_substring): Rename to...
15116 (get_source_location_for_substring): ...this, adding param
15117 "caret_idx", and converting output param from source_range * to
15119 (get_source_range_for_char): New function.
15120 (get_num_source_ranges_for_substring): Update comment to reflect
15122 (assert_char_at_range): Update to use get_source_range_for_char
15123 rather than get_source_range_for_substring.
15124 (test_lexer_string_locations_concatenation_2): Likewise.
15125 * substring-locations.h (get_source_range_for_substring): Rename
15127 (get_source_location_for_substring): ...this, and adding param
15128 "caret_idx", and converting output param from source_range * to
15131 2016-08-16 David Malcolm <dmalcolm@redhat.com>
15133 * input.c (class selftest::temp_source_file): Move to
15135 (selftest::temp_source_file::temp_source_file): Move to
15137 (selftest::temp_source_file::~temp_source_file): Likewise.
15138 * selftest.c (selftest::temp_source_file::temp_source_file): Move
15140 (selftest::temp_source_file::~temp_source_file): Likewise.
15141 * selftest.h (class selftest::temp_source_file): Move here from
15144 2016-08-16 Jakub Jelinek <jakub@redhat.com>
15147 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
15148 inlining, add cgraph edge for the added __builtin_unreachable call.
15150 PR middle-end/67485
15151 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
15152 only cast it to SHWI for the final comparison.
15154 2016-08-16 Martin Liska <mliska@suse.cz>
15156 PR gcov-profile/36412
15157 * doc/gcov.texi: Document --hash-filenames(-x).
15158 * gcov.c (print_usage): Add the option.
15159 (process_args): Process the option, sort options alphabetically.
15160 (md5sum_to_hex): New function.
15161 (make_gcov_file_name): Do the md5sum and append it to a
15164 2016-08-16 Bin Cheng <bin.cheng@arm.com>
15166 PR tree-optimization/69848
15167 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
15168 and swtich operands to avoid additional NOT instruction.
15169 (vcond<v_cmp_mixed><mode>): Ditto.
15170 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15172 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
15174 * doc/install.texi (*-*-solaris2*): Adjust latest change.
15176 2016-08-16 Richard Biener <rguenther@suse.de>
15178 PR tree-optimization/76783
15179 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
15180 BB visited flags at start.
15182 2016-08-16 Bin Cheng <bin.cheng@arm.com>
15184 PR tree-optimization/72817
15185 PR tree-optimization/73450
15186 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
15187 multiple_of_p for adjusted IV.base.
15189 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
15192 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
15193 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
15194 for !flag_finite_math_only or flag_signed_zeros.
15195 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
15196 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
15197 depend on flag_finite_math_only.
15198 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
15200 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
15201 (*ieee_smin<mode>3): Ditto.
15202 (*ieee_smax<mode>3): Ditto.
15203 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
15204 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
15206 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
15207 depend on flag_finite_math_only.
15208 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
15209 (*mmx_<code>v2sf3): Remove.
15210 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
15211 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
15212 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
15214 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
15216 PR rtl-optimization/73650
15217 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
15218 it is not a simple move.
15220 2016-08-15 Martin Liska <mliska@suse.cz>
15223 * gcc.c (do_spec_1): Call save_string with the right size.
15224 (save_string): Do an assert about string we copy.
15226 2016-08-15 Richard Biener <rguenther@suse.de>
15228 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
15229 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
15231 (pass_data_stv): Likewise.
15233 2016-08-15 Richard Biener <rguenther@suse.de>
15235 PR tree-optimization/73434
15236 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
15237 TBAA info on the base when forwarding a non-invariant address.
15239 2016-08-15 Jakub Jelinek <jakub@redhat.com>
15241 * dwarf2out.c (struct checksum_attributes): Add
15242 at_string_length_bit_size and at_string_length_byte_size fields.
15243 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
15244 and DW_AT_string_length_byte_size.
15245 (die_checksum_ordered): Handle at_string_length_bit_size and
15246 at_string_length_byte_size.
15247 (gen_array_type_die): For dwarf_version >= 5 emit
15248 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15249 (adjust_string_types): For dwarf_version >= 5 remove
15250 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15251 (resolve_addr): Likewise.
15254 * dwarf2out.c (string_types): New variable.
15255 (gen_array_type_die): Change early_dwarf handling of
15256 DW_AT_string_length, create DW_OP_call4 referencing the
15257 length var temporarily. Handle parameters that are pointers
15259 (adjust_string_types): New function.
15260 (gen_subprogram_die): Temporarily set string_types to local var,
15261 call adjust_string_types if needed.
15262 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
15264 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
15266 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
15268 * doc/install.texi (*-*-solaris2*): Fix version number and document
15269 requirement on GNU make for building libjava with the Solaris linker.
15271 2016-08-15 Martin Liska <mliska@suse.cz>
15272 Jakub Jelinek <jakub@redhat.com>
15274 PR tree-optimization/72824
15275 * tree-loop-distribution.c (const_with_all_bytes_same)
15276 <case VECTOR_CST>: Fix a typo.
15278 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
15281 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
15282 Renamed from _mm512_undefined_si512.
15283 (_mm_undefined_si512): New definition.
15285 2016-08-13 Richard Biener <rguenther@suse.de>
15287 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
15288 into PHIs and update the lattice for its def.
15290 2016-08-12 Jakub Jelinek <jakub@redhat.com>
15293 * ubsan.c (instrument_si_overflow): Pass true instead of false
15295 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
15296 of bbs. Return TODO_cleanup_cfg if any returned true.
15298 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15300 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
15301 ISA 3.0 MTVSRDD instruction.
15302 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
15305 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
15307 PR tree-optimization/71083
15308 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
15309 bitfield access when possible.
15311 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
15313 PR middle-end/71654
15314 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
15315 sign-changing cast from a shorter unsigned type to a wider
15318 2016-08-12 Jakub Jelinek <jakub@redhat.com>
15320 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
15321 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
15322 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
15324 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15326 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
15327 Correct costs for vec_construct.
15329 2016-08-12 Bin Cheng <bin.cheng@arm.com>
15331 PR tree-optimization/69848
15332 * tree-vectorizer.h (enum vect_def_type): New condition reduction
15333 type CONST_COND_REDUCTION.
15334 * tree-vect-loop.c (vectorizable_reduction): Support new condition
15335 reudction type CONST_COND_REDUCTION.
15337 2016-08-12 Richard Biener <rguenther@suse.de>
15339 PR tree-optimization/57326
15340 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
15341 returning an SSA name.
15342 (phi_translate_1): When fully_constant_expression returns a NAME
15343 make sure we have a leader for it.
15345 2016-08-12 Martin Liska <mliska@suse.cz>
15346 Adam Fineman <afineman@afineman.com>
15348 * gcov.c (process_file): Create .gcov file when .gcda
15351 2016-08-12 Marek Polacek <polacek@redhat.com>
15354 * alias.c (find_base_value): Adjust fall through comment.
15355 * cfgexpand.c (expand_debug_expr): Likewise.
15356 * combine.c (find_split_point): Likewise.
15357 (expand_compound_operation): Likewise. Add FALLTHRU.
15358 (make_compound_operation): Adjust fall through comment.
15359 (canon_reg_for_combine): Add FALLTHRU.
15360 (force_to_mode): Adjust fall through comment.
15361 (simplify_shift_const_1): Likewise.
15362 (simplify_comparison): Likewise.
15363 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
15365 * config/aarch64/predicates.md: Likewise.
15366 * config/i386/i386.c (function_arg_advance_32): Likewise.
15367 (ix86_gimplify_va_arg): Likewise.
15368 (print_reg): Likewise.
15369 (ix86_print_operand): Likewise.
15370 (ix86_build_const_vector): Likewise.
15371 (ix86_expand_branch): Likewise.
15372 (ix86_sched_init_global): Adjust fall through comment.
15373 (ix86_expand_args_builtin): Add FALLTHRU.
15374 (ix86_expand_builtin): Likewise.
15375 (ix86_expand_vector_init_one_var): Likewise.
15376 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
15377 (rs6000_adjust_cost): Likewise.
15378 (insn_must_be_first_in_group): Likewise.
15379 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
15380 * dbxout.c (dbxout_symbol): Adjust fall through comment.
15381 * df-scan.c (df_uses_record): Likewise.
15382 * dojump.c (do_jump): Add FALLTHRU.
15383 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
15385 (resolve_args_picking_1): Adjust fall through comment.
15386 (loc_list_from_tree_1): Likewise.
15387 * expmed.c (make_tree): Likewise.
15388 * expr.c (expand_expr_real_2): Add FALLTHRU.
15389 (expand_expr_real_1): Likewise. Adjust fall through comment.
15390 * fold-const.c (const_binop): Adjust fall through comment.
15391 (fold_truth_not_expr): Likewise.
15392 (fold_cond_expr_with_comparison): Add FALLTHRU.
15393 (fold_binary_loc): Likewise.
15394 (contains_label_1): Adjust fall through comment.
15395 (multiple_of_p): Likewise.
15396 * gcov-tool.c (process_args): Add FALLTHRU.
15397 * genattrtab.c (check_attr_test): Likewise.
15398 (write_test_expr): Likewise.
15399 * genconfig.c (walk_insn_part): Likewise.
15400 * genpreds.c (validate_exp): Adjust fall through comment.
15401 (needs_variable): Likewise.
15402 * gensupport.c (get_alternatives_number): Add FALLTHRU.
15403 (subst_dup): Likewise.
15404 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
15405 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
15406 (gimplify_scan_omp_clauses): Add FALLTHRU.
15407 (goa_stabilize_expr): Likewise.
15408 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
15410 * hsa-gen.c (get_address_from_value): Likewise.
15411 * ipa-icf.c (sem_function::hash_stmt): Likewise.
15412 * ira.c (ira_setup_alts): Add FALLTHRU.
15413 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
15415 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
15416 * opts.c (common_handle_option): Likewise.
15417 * read-rtl.c (read_rtx_code): Likewise.
15418 * real.c (round_for_format): Likewise.
15419 * recog.c (asm_operand_ok): Likewise.
15420 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
15421 * reload1.c (set_label_offsets): Likewise.
15422 (eliminate_regs_1): Likewise.
15423 (reload_reg_reaches_end_p): Likewise.
15424 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
15425 (rtx_cost): Likewise.
15426 * sched-rgn.c (is_exception_free): Likewise.
15427 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
15428 * stor-layout.c (int_mode_for_mode): Likewise.
15429 * toplev.c (print_to_asm_out_file): Likewise.
15430 (print_to_stderr): Likewise.
15431 * tree-cfg.c (gimple_verify_flow_info): Likewise.
15432 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
15433 (chrec_fold_multiply): Likewise.
15434 (evolution_function_is_invariant_rec_p): Likewise.
15435 (for_each_scev_op): Likewise.
15436 * tree-data-ref.c (siv_subscript_p): Likewise.
15437 (get_references_in_stmt): Likewise.
15438 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
15439 (substitute_in_expr): Likewise.
15440 (type_cache_hasher::equal): Likewise.
15441 (walk_type_fields): Likewise.
15442 * var-tracking.c (adjust_mems): Add FALLTHRU.
15443 (set_dv_changed): Adjust fall through comment.
15444 * varasm.c (default_function_section): Add FALLTHRU.
15446 2016-08-12 Marek Polacek <polacek@redhat.com>
15449 * tree-complex.c (expand_complex_division): Add missing break.
15451 2016-08-12 Richard Biener <rguenther@suse.de>
15453 * passes.c (execute_todo): Do not push/pop TV_TODO.
15454 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
15455 (execute_one_pass): Likewise.
15456 * common.opt (ftime-report-details): New switch.
15457 * doc/invoke.texi (ftime-report-details): Document.
15458 * timevar.h (timer::print_row): Adjust signature.
15459 (timer::all_zero): New static helper.
15460 (timer::child_map_t): New typedef.
15461 (timer::time_var_def): Add children field.
15462 * timevar.c (timer::named_items::print): Adjust.
15463 (timer::~timer): Free timevar recorded children.
15464 (timer::pop_internal): When -ftime-report-details record
15465 time spent in sub-timevars.
15466 (timer::print_row): Adjust.
15467 (timer::print): Print sub-timevar stats, use all_zero.
15468 * timevar.def (TV_TODO): Remove.
15470 2016-08-12 Richard Biener <rguenther@suse.de>
15472 PR tree-optimization/72851
15473 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
15474 worklists to use bitmaps indexed in execution order.
15475 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
15476 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
15477 (cfg_blocks): Make a bitmap.
15478 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
15480 (cfg_blocks_empty_p): Adjust.
15481 (cfg_blocks_add): Likewise.
15482 (cfg_blocks_get): Likewise.
15483 (add_ssa_edge): Likewise.
15484 (add_control_edge): Likewise.
15485 (simulate_stmt): Likewise.
15486 (process_ssa_edge_worklist): Likewise.
15487 (simulate_block): Likewise.
15488 (ssa_prop_init): Compute PRE order and stmt UIDs.
15489 (ssa_prop_fini): Adjust.
15490 (ssa_propagate): Adjust.
15492 2016-08-12 Richard Biener <rguenther@suse.de>
15494 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
15495 the currently executable edges have fixed ranges. Always
15496 go through update_value_range.
15498 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
15502 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
15503 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
15504 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
15505 (LANG_HOOKS_DECLS): Add it.
15506 * langhooks.h (struct lang_hooks_for_decls): Add
15507 function_decl_defaulted. Const_tree-ify
15508 function_decl_explicit_p and function_decl_deleted_p.
15509 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
15510 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
15511 also at strict DWARF v5.
15514 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
15515 TYPE_QUAL_CONST in reference-typed decls.
15518 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
15519 in DW_OP_pieces, just enough to handle pointers to member
15521 (gen_remaining_tmpl_value_param_die_attribute): Use a location
15522 expression on DWARFv5 if a constant value doesn't work.
15524 2016-08-11 David Malcolm <dmalcolm@redhat.com>
15526 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
15527 * selftest.c (selftest::test_assertions): New function.
15528 (selftest::selftest_c_tests): New function.
15529 * selftest.h (selftest::selftest_c_tests): New declaration.
15531 2016-08-11 Richard Biener <rguenther@suse.de>
15532 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15534 PR rtl-optimization/72855
15535 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
15537 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15540 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
15541 (vsx_store_<mode>): Likewise.
15543 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15545 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
15546 TImode CONST_WIDE_INT store.
15547 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
15549 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15551 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
15552 mode if unaligned SSE load and store are optimal.
15554 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15556 PR tree-optimization/71083
15557 * tree-predcom.c (ref_at_iteration): Correctly align the
15560 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15562 * config/s390/s390-builtin-types.def: Add INT128 types.
15563 * config/s390/s390-builtins.def: Add INT128 variants for the add
15564 sub low-level builtins dealing with TImode.
15565 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
15566 via subreg when expanding a builtin.
15567 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
15568 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
15570 * config/s390/vecintrin.h: Adjust builtin names accordingly.
15571 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
15572 ("vec_addc<mode>", "vec_addc_u128"): Merge to
15573 "vacc<bhfgq>_<mode>".
15574 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
15575 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
15576 ("vec_subc<mode>", "vec_subc_u128"): Merge to
15577 "vscbi<bhfgq>_<mode>".
15578 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
15579 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
15581 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15583 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
15585 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15587 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
15588 unused declaration.
15589 (vcond<v_cmp_mixed><mode>): Ditto.
15590 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15592 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15594 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
15595 variable explicitly, also assert on it before use.
15597 2016-08-11 Richard Biener <rguenther@suse.de>
15599 PR tree-optimization/72772
15600 * cfgloopmanip.c (create_preheader): Use split_edge if there
15601 is a single loop entry, avoiding degenerate PHIs.
15603 2016-08-11 Richard Biener <rguenther@suse.de>
15605 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
15606 unconditional TODO_cleanup_cfg.
15607 (pass_thread_jumps::execute): Initialize loops, perform a CFG
15608 cleanup only if we threaded a jump.
15610 2016-08-11 Alan Modra <amodra@gmail.com>
15613 * lra-constraints.c (simplify_operand_subreg): Allow subreg
15614 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
15615 slow. Emit two reloads for slow mem case, first loading in
15616 fast innermode, then converting to required mode.
15618 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
15620 * config/rs6000/altivec.h (vec_extract_exp): New macro.
15621 (vec_extract_sig): New macro.
15622 (vec_insert_exp): New macro.
15623 (vec_test_data_class): New macro.
15624 (scalar_extract_exp): New macro.
15625 (scalar_extract_sig): New macro.
15626 (scalar_insert_exp): New macro.
15627 (scalar_test_data_class): New macro.
15628 (scalar_test_neg): New macro.
15629 (scalar_cmp_exp_gt): New macro.
15630 (scalar_cmp_exp_lt): New macro.
15631 (scalar_cmp_exp_eq): New macro.
15632 (scalar_cmp_exp_unordered): New macro.
15633 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
15634 to enforce constraint that operand is a 7-bit unsigned literal.
15635 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
15636 for power9 built-ins.
15637 (BU_P9V_VSX_2): Likewise.
15638 (BU_P9V_64BIT_VSX_2): Likewise.
15639 (VSEEDP): Add scalar extract exponent support.
15640 (VSEESP): Add scalar extract signature support.
15641 (VSTDCNDP): Add scalar test negative support.
15642 (VSTDCNSP): Likewise.
15643 (VSIEDP): Add scalar insert exponent support.
15644 (VSCEDPGT): Add scalar compare exponent greater than support.
15645 (VSCEDPLT): Add scalar compare exponent less than support.
15646 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
15647 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
15648 (VSTDCDP): Add scalar test data class support.
15649 (VSTDCSP): Likewise.
15650 (VSEEDP): Add overload support for scalar extract exponent
15652 (VSESDP): Add overload support for scalar extract signature
15654 (VSTDCN): Add overload support for scalar test negative
15656 (VSTDCNDP): Add overload support for scalar test negative
15658 (VSTDCNSP): Add overload support for scalar test negative
15660 (VSIEDP): Add overload support for scalar insert exponent
15662 (VSTDC): Add overload support for scalar test data class
15664 (VSTDCDP): Add overload support for scalar test data class
15666 (VSTDCSP): Add overload support for scalar test data class
15668 (VSCEDPGT): Add overload support for scalar compare exponent
15669 greater than operation.
15670 (VSCEDPLT): Add overload support for scalar compare exponent
15671 less than operation.
15672 (VSCEDPEQ): Add overload support for scalar compare exponent
15673 test-for-equality operation.
15674 (VSCEDPUO): Add overload support for scalar compare exponent
15675 test-for-unordered operation.
15676 (VEEDP): Add vector extract exponent support.
15678 (VESDP): Add vector extract significand support.
15680 (VIEDP): Add vector insert exponent support.
15682 (VTDCDP): Add vector test data class support.
15683 (VTDCSP): Likewise.
15684 (VES): Add overload support for vector extract significand operation.
15687 (VEE): Add overload support for vector extract exponent operation.
15690 (VTDC): Add overload support for vector test data class operation.
15691 (VTDCDP): Likewise.
15692 (VTDCSP): Likewise.
15693 (VIE): Add overload support for vector insert exponent operation.
15696 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15697 overloaded binary floating point functions.
15698 (altivec_resolve_overloaded_builtin): Improve error messages to
15699 distinguish between functions not supported in the current
15700 compiler configuration and functions that were invoked with an
15701 invalid parameter combination, and include the built-in function
15702 name in both error messages.
15703 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
15705 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
15707 (rs6000_expand_binop_builtin): Add check to enforce that argument
15708 2 of the test data class operations is a 7-bit unsigned literal.
15709 (rs6000_invalid_builtin): Add code to issue an error message if a
15710 built-in function that requires the power9_vector and -m32
15711 command-line options is compiled without these options.
15712 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
15713 (UNSPEC_VSX_SXSIGDP): New value.
15714 (UNSPEC_VSX_SXSIGPDP): New value.
15715 (UNSPEC_VSX_SIEXPDP): New value.
15716 (UNSPEC_VSX_SCMPEXPDP): New value.
15717 (UNSPEC_VSX_STSTDC): New value.
15718 (UNSPEC_VSX_VXEXP): New value.
15719 (UNSPEC_VSX_VXSIG): New value.
15720 (UNSPEC_VSX_VIEXP): New value.
15721 (UNSPEC_VSX_VTSTDC): New value.
15722 (xsxexpdp): New insn for scalar extract exponent.
15723 (xsxsigdp): New insn for scalar extract significand.
15724 (xsiexpdp): New insn for scalar insert exponent.
15725 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
15726 (*xscmpexpdp): New insn for scalar compare exponents.
15727 (xststdc<Fvsx): New expansion for both single- and
15728 double-precision scalar test data class operations.
15729 (xststdcneg<Fvsx>): New expansion for both single- and
15730 double-precision scalar test for negative value operations.
15731 (*xststdc<Fvsx>): New insn for scalar test data class
15733 (xvxexp<VSs>): New insn for single- and double-precision
15734 vector extract exponent operation.
15735 (xvxsig<VSs>): New insn for single- and double-precision
15736 vector extract significand operation.
15737 (xviexp<VSs>): New insn for single- and double-precision
15738 vector insert exponent operation.
15739 (xvtstdc<VSs>): New insn for single- and double-precision
15740 vector test data class operation.
15741 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15742 built-in functions to represent the Power9 binary floating-point
15743 support instructions.
15745 2016-08-10 bin cheng <bin.cheng@arm.com>
15747 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
15749 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15750 Renlin Li <renlin.li@arm.com>
15751 Bin Cheng <bin.cheng@arm.com>
15753 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
15754 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
15755 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
15756 (aarch64_vcond_internal<mode><mode>): Delete pattern.
15757 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
15758 (vcond<v_cmp_result><mode>): Ditto.
15759 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
15760 (vcondu<mode><mode>): Ditto.
15761 (vcond<v_cmp_mixed><mode>): New pattern.
15762 (vcondu<mode><v_cmp_mixed>): New pattern.
15763 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
15764 of aarch64_vcond_internal.
15766 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15767 Renlin Li <renlin.li@arm.com>
15768 Bin Cheng <bin.cheng@arm.com>
15770 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
15771 (vec_cmp<mode><v_cmp_result>): New pattern.
15772 (vec_cmpu<mode><mode>): New pattern.
15773 (vcond_mask_<mode><v_cmp_result>): New pattern.
15775 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
15777 PR tree-optimization/71734
15778 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
15779 REF_LOOP, invoke ref_indep_loop_p_1.
15780 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
15781 to ref_indep_loop_p.
15782 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
15783 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
15784 is inside LOOP, do not cache dpendence value for loops with
15786 (ref_indep_loop_p_2): Delete function.
15787 (can_sm_ref_p): Pass LOOP as additional argument to
15790 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
15793 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
15794 being an offsettable address.
15796 2016-08-10 Martin Liska <mliska@suse.cz>
15798 PR gcov-profile/58306
15799 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
15800 atomic variants of profile update functions.
15802 2016-08-10 Martin Liska <mliska@suse.cz>
15804 Cherry picked (and modified) from google-4_7 branch
15805 2012-12-26 Rong Xu <xur@google.com>
15806 * common.opt (fprofile-update): Add new flag.
15807 * coretypes.h: Define enum profile_update.
15808 * doc/invoke.texi: Document -fprofile-update.
15809 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
15810 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
15811 * tree-profile.c (gimple_init_edge_profiler): Generate
15812 also atomic profiler update.
15813 (gimple_gen_edge_profiler): Likewise.
15815 2016-08-10 David Malcolm <dmalcolm@redhat.com>
15817 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
15818 stack_usage_file to NULL after fclose calls.
15820 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15823 * reload.c (push_reload): Compute subreg_in_class for
15824 subregs of constants and plus expressions. Remove special
15825 handling of SYMBOL_REFs.
15827 2016-08-10 Alan Modra <amodra@gmail.com>
15830 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
15831 SImode for TARGET_E500_DOUBLE when given SImode.
15833 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
15835 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
15836 unused variable __O.
15838 2016-08-09 Martin Liska <mliska@suse.cz>
15840 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
15841 _gcov_reset to __gcov_reset.
15842 * doc/gcov-tool.texi: Fix typo.
15844 2016-08-09 Martin Liska <mliska@suse.cz>
15846 * value-prof.c (gimple_divmod_values_to_profile): Do not
15847 instrument MOD histogram if a value is not a SSA name.
15849 2016-08-09 Martin Liska <mliska@suse.cz>
15851 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
15854 2016-08-09 Renlin Li <renlin.li@arm.com>
15856 PR middle-end/64971
15857 * calls.c (prepare_call_address): Convert funexp to Pmode when
15859 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
15860 (sibcall_value): Likewise.
15862 2016-08-09 Marek Polacek <polacek@redhat.com>
15865 * cselib.c (cselib_expand_value_rtx_1): Add return.
15866 * gengtype.c (dbgprint_count_type_at): Likewise.
15867 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
15868 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
15870 2016-08-09 Martin Jambor <mjambor@suse.cz>
15873 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
15874 if instance is a MEM_REF.
15876 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
15879 * config/i386/i386.md (*movtf_internal): Use
15880 lra_in_progress || reload_completed instead of !can_create_pseudo_p
15881 in the insn constraint.
15882 (*movxf_internal): Ditto.
15883 (*movdf_internal): Ditto.
15884 (*movsf_internal): Ditto.
15886 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15888 PR tree-optimization/72772
15889 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
15892 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15894 PR tree-optimization/72772
15895 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
15897 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
15898 parameter STOP and update calls. Move expand_simple_operations
15899 function call from here...
15900 (simplify_using_initial_conditions): ...to here. Delete parameter
15902 (tree_simplify_using_condition): Delete parameter STOP.
15903 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
15904 simplify_using_initial_conditions.
15906 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
15909 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
15910 Use create_tmp_var_raw instead of create_tmp_var.
15912 2016-08-09 Richard Biener <rguenther@suse.de>
15914 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
15915 Treat same SSA names related.
15917 2016-08-09 Jakub Jelinek <jakub@redhat.com>
15919 PR tree-optimization/72824
15920 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
15921 real_zerop is not negative.
15923 2016-08-09 Richard Biener <rguenther@suse.de>
15925 PR tree-optimization/71802
15926 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
15927 all merge opportunities with the predecessor.
15929 2016-08-09 Richard Biener <rguenther@suse.de>
15932 * ipa-prop.c (ipa_modify_formal_parameters): Build
15933 parameter types with natural alignment also for the
15936 2016-08-08 Andi Kleen <ak@linux.intel.com>
15938 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
15940 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15943 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
15944 do-nothing langhook.
15945 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
15946 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
15947 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
15948 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
15950 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15953 * input.c: Ensure that HAVE_ICONV is defined.
15955 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15957 PR middle-end/72781
15958 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
15959 private vars for lastprivate and for linear iterator.
15961 PR middle-end/68762
15962 * omp-simd-clone.c: Include varasm.h.
15963 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
15964 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
15965 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
15966 update function name.
15968 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15970 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
15971 (avr_diagnose_devicespecs_error): Remove.
15972 (avr_devicespecs_file): Remove composing absolute path for specfile
15973 and its verbose info. Remove conditions to check specs-file,
15975 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15977 PR rtl-optimization/72821
15978 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
15979 just return false for them.
15981 2016-08-08 Alan Modra <amodra@gmail.com>
15984 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
15985 toc refs created during reload. Update function comment.
15987 2016-08-08 Alan Modra <amodra@gmail.com>
15990 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
15991 alternatives. Put loads first, then stores, and reg/reg moves
15992 within same class later. Delete attr length.
15994 2016-08-08 Alan Modra <amodra@gmail.com>
15997 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
15998 (mem_operand_ds_form): New predicate.
15999 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
16000 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
16001 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
16002 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
16003 (extendsfdf2_fpr): Replace o constraint with wY.
16005 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
16007 * tree-ssa-threadbackward.c: Include tree-inline.h
16008 (profitable_jump_thread_path): Use estimate_num_insns to estimate
16009 size of copied block; for cold paths reduce duplication.
16010 (find_jump_threads_backwards): Remove redundant tests.
16011 (pass_thread_jumps::gate): Enable for -Os.
16013 2016-08-07 Jakub Jelinek <jakub@redhat.com>
16016 * stor-layout.c (layout_decl): Fix up formatting.
16017 (relayout_decl): Allow DECL to be FIELD_DECL.
16019 2016-08-07 Alan Modra <amodra@gmail.com>
16021 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
16023 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
16025 * data-streamer-in.c (streamer_read_wide_int): New.
16026 (streamer_read_widest_int): Renamed function.
16027 * data-streamer-out.c (streamer_write_wide_int): New
16028 (streamer_write_widest_int): Renamed function.
16029 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
16031 (input_cfg): Call renamed function.
16032 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
16034 (output_cfg): Call renamed function.
16035 * data-streamer.h: Add declarations.
16037 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16039 * tree-ssa-ccp.c (extend_mask): New param sgn.
16040 Remove ORing with wi::mask.
16041 (get_default_value): Adjust call to extend_mask to pass sign.
16042 (evaluate_stmt): Likewise.
16044 2016-08-06 Jakub Jelinek <jakub@redhat.com>
16046 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
16049 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16051 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
16052 transform if operand's type is pointer to function or method.
16054 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
16056 PR tree-optimization/18046
16057 * tree-ssa-threadedge.c: Include cfganal.h.
16058 (simplify_control_statement_condition): If simplifying a
16059 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
16060 with the dominating ASSERT_EXPR before handing it off to VRP.
16061 Mention that a CASE_LABEL_EXPR may be returned.
16062 (thread_around_empty_blocks): Adjust to handle
16063 simplify_control_statement_condition() returning a
16065 (thread_through_normal_block): Likewise.
16066 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
16067 a switch statement by trying to determine which case label
16070 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
16072 PR rtl-optimization/69847
16073 * lra-constraints.c (process_invariant_for_inheritance): Save
16074 pattern instead of src.
16075 (remove_inheritance_pseudos): Use the pattern. Add assert.
16077 2016-08-05 David Malcolm <dmalcolm@redhat.com>
16079 * input.c (string_concat::string_concat): New constructor.
16080 (string_concat_db::string_concat_db): New constructor.
16081 (string_concat_db::record_string_concatenation): New method.
16082 (string_concat_db::get_string_concatenation): New method.
16083 (string_concat_db::get_key_loc): New method.
16084 (class auto_cpp_string_vec): New class.
16085 (get_substring_ranges_for_loc): New function.
16086 (get_source_range_for_substring): New function.
16087 (get_num_source_ranges_for_substring): New function.
16088 (class selftest::lexer_test_options): New class.
16089 (struct selftest::lexer_test): New struct.
16090 (class selftest::ebcdic_execution_charset): New class.
16091 (selftest::ebcdic_execution_charset::s_singleton): New variable.
16092 (selftest::lexer_test::lexer_test): New constructor.
16093 (selftest::lexer_test::~lexer_test): New destructor.
16094 (selftest::lexer_test::get_token): New method.
16095 (selftest::assert_char_at_range): New function.
16096 (ASSERT_CHAR_AT_RANGE): New macro.
16097 (selftest::assert_num_substring_ranges): New function.
16098 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
16099 (selftest::assert_has_no_substring_ranges): New function.
16100 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
16101 (selftest::test_lexer_string_locations_simple): New function.
16102 (selftest::test_lexer_string_locations_ebcdic): New function.
16103 (selftest::test_lexer_string_locations_hex): New function.
16104 (selftest::test_lexer_string_locations_oct): New function.
16105 (selftest::test_lexer_string_locations_letter_escape_1): New function.
16106 (selftest::test_lexer_string_locations_letter_escape_2): New function.
16107 (selftest::test_lexer_string_locations_ucn4): New function.
16108 (selftest::test_lexer_string_locations_ucn8): New function.
16109 (selftest::uint32_from_big_endian): New function.
16110 (selftest::test_lexer_string_locations_wide_string): New function.
16111 (selftest::uint16_from_big_endian): New function.
16112 (selftest::test_lexer_string_locations_string16): New function.
16113 (selftest::test_lexer_string_locations_string32): New function.
16114 (selftest::test_lexer_string_locations_u8): New function.
16115 (selftest::test_lexer_string_locations_utf8_source): New function.
16116 (selftest::test_lexer_string_locations_concatenation_1): New
16118 (selftest::test_lexer_string_locations_concatenation_2): New
16120 (selftest::test_lexer_string_locations_concatenation_3): New
16122 (selftest::test_lexer_string_locations_macro): New function.
16123 (selftest::test_lexer_string_locations_stringified_macro_argument):
16125 (selftest::test_lexer_string_locations_non_string): New function.
16126 (selftest::test_lexer_string_locations_long_line): New function.
16127 (selftest::test_lexer_char_constants): New function.
16128 (selftest::input_c_tests): Call the new test functions once per
16129 case within the line_table test matrix.
16130 * input.h (struct string_concat): New struct.
16131 (struct location_hash): New struct.
16132 (class string_concat_db): New class.
16133 * substring-locations.h: New header.
16135 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
16137 PR tree-optimization/72810
16138 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
16139 the type of the case labels when truncating.
16141 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
16144 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
16145 (aarch64_fp16_ptr_type_node): Likewise.
16146 * config/aarch64/aarch64-simd-builtins.c
16147 (aarch64_fp16_ptr_type_node): Define.
16148 (aarch64_init_fp16_types): New, refactored out of...
16149 (aarch64_init_builtins): ...here, update to call
16150 aarch64_init_fp16_types.
16151 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
16153 (aapcs_vfp_sub_candidate): Likewise.
16155 2016-08-05 Martin Liska <mliska@suse.cz>
16156 Joshua Cranmer <Pidgeot18@gmail.com>
16158 * gcov.c (line_t::has_block): New function.
16159 (enum loop_type): New enum.
16160 (handle_cycle): New function.
16161 (unblock): Likewise.
16162 (circuit): Likewise.
16163 (get_cycles_count): Likewise.
16164 (accumulate_line_counts): Use new loop detection algorithm.
16166 2016-08-05 Martin Liska <mliska@suse.cz>
16168 * gcov.c (output_intermediate_file): Rename
16169 function_info::line_next to next_file_fn.
16170 (process_file): Likewise.
16171 (read_graph_file): Likewise.
16172 (accumulate_line_counts): Likewise.
16173 (output_lines): Likewise.
16175 2016-08-05 Richard Biener <rguenther@suse.de>
16177 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
16178 restriction on threading to a loop header.
16180 2016-08-05 Richard Biener <rguenther@suse.de>
16182 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
16183 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
16184 adjust loop info accordingly.
16186 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
16188 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
16189 before folding call to __builtin_constant_p with parameters to false.
16191 2016-08-05 Alan Modra <amodra@gmail.com>
16193 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
16194 code accidentally committed 2016-05-02 providing class when given
16197 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
16199 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
16200 the case label ranges that partially overlap with OP's value
16203 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
16206 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
16207 Cast builtin function result to __mmask16 instead of __mmask8.
16208 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16209 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
16210 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16212 2016-08-04 David Malcolm <dmalcolm@redhat.com>
16214 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
16215 (ASSERT_TRUE_AT): New macro.
16216 (ASSERT_FALSE): Reimplement in terms of...
16217 (ASSERT_FALSE_AT): New macro.
16218 (ASSERT_STREQ_AT): Fix typo in comment.
16220 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
16222 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
16223 labels are exhaustive, designate the label with the widest
16224 range to be the default label.
16226 2016-08-04 Andrew Pinski <apinski@cavium.com>
16228 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
16229 (thunderx_tunings): Use thunderx_vector_cost instead of
16230 generic_vector_cost.
16232 2016-08-04 Martin Liska <mliska@suse.cz>
16234 * gcov.c (main): Fix GNU coding style.
16235 (output_intermediate_file): Likewise.
16236 (process_file): Likewise.
16237 (generate_results): Likewise.
16238 (release_structures): Likewise.
16239 (create_file_names): Likewise.
16240 (find_source): Likewise.
16241 (read_graph_file): Likewise.
16242 (find_exception_blocks): Likewise.
16243 (canonicalize_name): Likewise.
16244 (make_gcov_file_name): Likewise.
16245 (mangle_name): Likewise.
16246 (accumulate_line_counts): Likewise.
16247 (output_branch_count): Likewise.
16248 (read_line): Likewise.
16250 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
16252 PR rtl-optimization/71779
16253 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
16254 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
16255 or if it was truncated.
16257 PR rtl-optimization/70903
16258 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
16260 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
16262 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
16263 accessing SSA_NAME_PTR_INFO.
16265 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
16268 * common/config/avr/avr-common.c (avr_option_optimization_table)
16269 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
16271 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
16274 * config/avr/avr.md: New pattern to work around do_store_flag
16275 generating shift instructions for bit extractions.
16277 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
16279 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
16281 (add_equivalence): Likewise.
16282 (get_value_range): Allocate value range with vrp_value_range_pool.
16283 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
16284 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
16286 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
16288 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
16289 the default for the rs6000 port.
16291 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
16293 PR middle-end/71876
16294 * calls.c (special_function_p): Remove special handling of
16295 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
16296 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
16297 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
16299 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
16301 PR middle-end/72778
16302 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
16303 Don't stop on regular insns.
16305 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
16307 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
16308 size to DImode boundary.
16309 (nvptx_propagate): Likewise.
16311 2016-08-03 Alan Modra <amodra@gmail.com>
16313 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
16314 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
16315 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
16316 from -mefficient-unaligned-vector. Note that this affects fp too.
16318 2016-08-03 Alan Modra <amodra@gmail.com>
16320 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
16323 2016-08-03 Alan Modra <amodra@gmail.com>
16325 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
16326 to a reg. Localize vars.
16328 2016-08-03 Alan Modra <amodra@gmail.com>
16330 * config/rs6000/rs6000.opt: Remove negatives from help strings
16333 2016-08-03 Alan Modra <amodra@gmail.com>
16335 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
16336 Delete duplicated code.
16338 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
16340 PR middle-end/72778
16341 * lra-spills.c (regno_in_use_p): New.
16342 (lra_final_code_change): Use it.
16344 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
16346 PR rtl-optimization/69847
16347 * lra-int.h (struct lra-reg): Use restore_rtx instead of
16349 (lra_rtx_hash): New.
16350 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
16352 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
16353 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
16354 * lra-spills.c (lra_final_code_change): Don't delete insn when the
16355 next insn is USE with the same reg as the current insn source.
16356 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
16358 (lra_constraints_init): Call initiate_invariants.
16359 (lra_constraints_finish): Call finish_invariants.
16360 (struct invariant, invariant_t, invariant_ptr_t): New.
16361 (const_invariant_ptr_t, invariants, invariants_pool): New.
16362 (invariant_table, invariant_hash, invariant_eq_p): New.
16363 (insert_invariant, initiate_invariants, finish_invariants): New.
16364 (clear_invariants, invalid_invariant_regs): New.
16365 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
16366 instead of restore_regno.
16367 (invariant_p, process_invariant_for_inheritance): New.
16368 (inherit_in_ebb): Implement invariant inheritance.
16369 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
16370 (remove_inheritance_pseudos): Implement undoing invariant
16372 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
16373 instead of restore_regno.
16374 * lra-assigns.c (regno_live_length): New.
16375 (reload_pseudo_compare_func): Use regno_live_length.
16376 (assign_by_spills): Use restore_rtx instead of restore_regno.
16377 (lra_assign): Ditto. Initiate regno_live_length.
16379 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
16381 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
16382 __builtin_aarch64_fmindf.
16384 2016-08-02 Bin Cheng <bin.cheng@arm.com>
16386 PR tree-optimization/34114
16387 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
16388 information for more control IVs.
16390 2016-08-02 Bin Cheng <bin.cheng@arm.com>
16392 PR tree-optimization/34114
16393 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
16394 PLUS_EXPR case. Handle SSA_NAME case.
16396 2016-08-02 Tamar Christina <tamar.christina@arm.com>
16398 * config/aarch64/aarch64-simd-builtins.def
16399 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
16400 (__builtin_aarch64_fmaxdf): Likewise.
16401 (__builtin_aarch64_smin_nandf): Likewise.
16402 (__builtin_aarch64_smax_nandf): Likewise.
16403 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
16404 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
16405 (<fmaxmin><mode>3): ...this.
16406 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
16407 (vminnm_f64): Likewise.
16408 (vmin_f64): Likewise.
16409 (vmax_f64): Likewise.
16410 * config/aarch64/iterators.md (FMAXMIN): Merge with...
16411 (FMAXMIN_UNS): ...this.
16412 (fmaxmin): Merged with
16413 (fmaxmin_op): ...this...
16414 (maxmin_uns_op): ...in to this.
16416 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16418 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16419 Add support for vec_extract on vector float, vector int, vector
16420 short, and vector char vector types.
16421 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16422 vector float, vector int, vector short, and vector char
16423 optimizations on 64-bit ISA 2.07 systems for both constant and
16424 variable element numbers.
16425 (rs6000_split_vec_extract_var): Likewise.
16426 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
16427 Altivec registers on ISA 2.07 and above.
16428 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
16429 which never was matched due to the split occuring before register
16430 allocation (and the code would not have worked on little endian
16431 systems if it did match). Allow extracts to go to the Altivec
16432 registers if ISA 2.07 (power8). Change from using "" around the
16433 C++ code to using {}'s.
16434 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
16435 vec_extracts when the vector is in memory.
16436 (vsx_extract_v4sf_var): New insn to optimize vector float
16437 vec_extracts when the element number is variable on 64-bit ISA
16439 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
16440 for 64-bit ISA 2.07 as well as ISA 3.0.
16441 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
16442 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
16443 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
16444 optimize vector int, vector short, and vector char vec_extracts
16445 when the vector is in memory.
16446 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
16447 optimize vector int, vector short, and vector char vec_extracts
16448 when the element number is variable.
16450 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16453 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
16454 does not overlap with other symbol flags.
16456 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
16458 * config/aarch64/aarch64.h (aarch64_frame):
16459 Remove padding0 and hardfp_offset. Add locals_offset,
16460 initial_adjust, callee_adjust, callee_offset and final_adjust.
16461 * config/aarch64/aarch64.c (aarch64_layout_frame):
16462 Remove unused padding0 and hardfp_offset initializations.
16463 Choose frame layout and set frame variables accordingly.
16464 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
16465 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
16466 (aarch64_pop_regs): Likewise.
16467 (aarch64_expand_prologue): Remove all decision code, just emit
16468 prolog according to frame variables.
16469 (aarch64_expand_epilogue): Remove all decision code, just emit
16470 epilog according to frame variables.
16471 (aarch64_initial_elimination_offset): Use offset to local/arg area.
16473 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
16476 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
16477 fix_debug_reg_uses after changing source register mode to
16478 V1TImode if source register is undefined.
16480 2015-08-01 Alan Hayward <alan.hayward@arm.com>
16482 PR tree-optimization/71818
16483 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
16484 with non invariant evolutions
16486 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16489 * config/avr/avr.md (length) [branch]: Correct insn length
16490 attribute for forward branches.
16492 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16494 * doc/extend.texi (AVR Built-in Functions): Document
16495 __builtin_avr_nops.
16496 * config/avr/builtins.def (NOPS): New.
16497 * config/avr/avr.c (avr_expand_nops): New static function.
16498 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
16500 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16502 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
16503 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
16506 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
16508 * config/aarch64/aarch64.c (vulcan_tunings): Update
16509 vulcan L1 cache_line_size.
16511 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16513 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
16514 function that takes a vector memory address, a hard register, an
16515 element number and a temporary base register, and recreates an
16516 address that points to the appropriate element within the vector.
16517 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
16518 (rs6000_split_vec_extract_var): Add support for the target of a
16519 vec_extract with variable element number being a scalar memory
16521 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
16523 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
16524 vsx_extract_<mode>_load insn with a new insn that optimizes
16525 storing either element to a memory location, using scratch
16526 registers to pick apart the vector and reconstruct the address.
16527 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
16528 (vsx_extract_<mode>_store): Rework alternatives to more correctly
16529 support Altivec registers. Add support for ISA 3.0 Altivec d-form
16531 (vsx_extract_<mode>_var): Add support for extracting a variable
16532 element number from memory.
16534 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16536 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
16537 when testing for compares against constants of the form 0xabab.
16539 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16541 PR tree-optimization/57558
16542 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
16544 (vect_loop_versioning): Support versioning with niter assumptions.
16545 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
16546 (vect_get_loop_niters): New parameter. Reimplement to support
16547 assumptions in loop niter info.
16548 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
16549 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
16550 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
16551 Support loop versioning for niters.
16552 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
16553 (vect_free_loop_info_assumptions): New function.
16554 (vectorize_loops): Free loop niter info for loops with flag
16555 LOOP_F_ASSUMPTIONS set if vectorization failed.
16556 * tree-vectorizer.h (struct _loop_vec_info): New field
16557 num_iters_assumptions.
16558 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
16559 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
16560 (LOOP_REQUIRES_VERSIONING): New macro.
16561 (vect_free_loop_info_assumptions): New decl.
16563 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16565 * cfgloop.h (struct loop): New field constraints.
16566 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
16567 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
16569 * cfgloop.c (alloc_loop): Initialize new field.
16570 * cfgloopmanip.c (copy_loop_info): Copy constraints.
16571 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
16572 Adjust niter analysis wrto loop constraints.
16573 * doc/loop.texi (@node Number of iterations): Add description for loop
16576 2016-07-29 Marek Polacek <polacek@redhat.com>
16579 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
16580 (ix86_expand_round_builtin): Likewise.
16582 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
16583 Georg-Johann Lay <avr@gjlay.de>
16585 PR rtl-optimization/71976
16586 * combine.c (get_last_value): Return 0 if the argument for which
16587 the function is called has a wider mode than the recorded value.
16589 2016-07-29 Marek Polacek <polacek@redhat.com>
16592 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
16593 (altivec_expand_st_builtin): Likewise.
16595 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16597 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
16598 introduced in r238381.
16600 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
16602 PR middle-end/68217
16603 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
16604 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
16606 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
16608 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
16610 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16611 Add support for vec_extract of vector double or vector long having
16612 a variable element number on 64-bit ISA 2.07 systems or newer.
16613 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
16615 (rs6000_split_vec_extract_var): New function to split a
16616 vec_extract built-in function with variable element number.
16617 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
16619 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
16620 (UNSPEC_VSX_EXTRACT): Likewise.
16621 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
16622 direct move instructions to be generated on 64-bit ISA 2.07
16623 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
16625 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
16626 arguments for vec_extract variable element.
16627 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
16628 vec_extract with variable element on V2DFmode and V2DImode
16630 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
16631 -mupper-regs-df requirement, since it isn't needed.
16632 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
16633 do direct moves on 64-bit systems, which allows optimization of
16634 vec_extract on 64-bit ISA 2.07 systems and newer.
16636 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16637 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16639 * config/aarch64/aarch64.md
16640 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
16641 statement and type.
16642 (<optab>qihi2_aarch64): Likewise, and split into two.
16643 (extendqihi2_aarch64): New.
16644 (zero_extendqihi2_aarch64): New.
16645 * config/aarch64/iterators.md (ldrxt): Remove.
16646 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
16649 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16651 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
16653 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16655 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
16656 (aarch64_push_reg): New function to push 1 or 2 registers.
16657 (aarch64_pop_reg): New function to pop 1 or 2 registers.
16658 (aarch64_expand_prologue): Use aarch64_push_regs.
16659 (aarch64_expand_epilogue): Use aarch64_pop_regs.
16661 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
16663 PR tree-optimization/71734
16664 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
16665 attribute instead of REF_LOOP and use it.
16666 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
16667 set it for Loops having non-zero safelen attribute.
16668 (ref_indep_loop_p): Pass zero as initial value for safelen.
16670 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
16672 PR middle-end/72657
16674 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
16675 call using chkp_gimple_call_builtin_p.
16676 (chkp_copy_bounds_for_assign): Likewise.
16678 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16680 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
16681 * config/arm/arm-protos.h (struct tune_params): Likewise.
16682 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
16683 (cortex_a9_sched_adjust_cost): Likewise.
16684 (fa726te_sched_adjust_cost): Likewise.
16685 (arm_adjust_cost): Likewise.
16686 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
16687 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
16688 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
16689 * config/i386/i386.c (ix86_adjust_cost): Likewise.
16690 * config/ia64/ia64.c: Likewise.
16691 * config/m68k/m68k.c: Likewise.
16692 * config/mep/mep.c (mep_adjust_cost): Likewise.
16693 * config/microblaze/microblaze.c (microblaze_adjust_cost):
16695 * config/mips/mips.c (mips_adjust_cost): Likewise.
16696 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
16698 * config/pa/pa.c (pa_adjust_cost): Likewise.
16699 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
16700 (rs6000_debug_adjust_cost): Likewise.
16701 * config/sh/sh.c (sh_adjust_cost): Likewise.
16702 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
16703 (hypersparc_adjust_cost): Likewise.
16704 (sparc_adjust_cost): Likewise.
16705 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
16706 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
16707 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
16709 * config/visium/visium.c (visium_adjust_cost): Likewise.
16710 * doc/tm.texi: Regenerate.
16711 * haifa-sched.c (dep_cost_1): Adjust.
16712 * target.def: Merge adjust_cost and adjust_cost_2.
16714 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16716 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
16718 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16720 * store-motion.c (struct st_expr): Make pattern_regs a vector.
16721 (extract_mentioned_regs): Append to a vector instead of
16722 returning a rtx_expr_list.
16723 (st_expr_entry): Adjust.
16724 (free_st_expr_entry): Likewise.
16725 (store_ops_ok): Likewise.
16726 (store_killed_in_insn): Likewise.
16727 (find_moveable_store): Likewise.
16729 2016-07-28 Martin Liska <mliska@suse.cz>
16731 PR gcov-profile/68025
16732 * tree-profile.c (tree_profiling): Respect
16733 no_profile_instrument_function attribute.
16734 * doc/extend.texi: Document no_profile_instrument_function
16737 2016-07-28 Martin Liska <mliska@suse.cz>
16739 PR rtl-optimization/70944
16740 * combine.c (make_compound_operation):
16741 Do not allow make_compound_operation for vector mode
16743 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
16745 PR middle-end/71994
16746 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
16747 before calling get_ops.
16749 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
16751 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
16752 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
16753 (BITS_PER_UNIT_LOG): Remove.
16754 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
16755 * expr.c (expand_assignment): Likewise.
16756 * stor-layout.c (initialize_sizetypes): Likewise.
16758 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
16760 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
16761 signature of rs6000_expand_vector_extract so that the element
16762 number is a RTX instead of a constant integer.
16763 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
16765 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
16766 (altivec_expand_vec_ext_builtin): Likewise.
16767 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
16768 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
16769 MFVSRLD instruction.
16771 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16773 * input.c (get_pure_location): Move here from tree.c.
16774 (make_location): Likewise. Add header comment.
16775 (selftest::test_accessing_ordinary_linemaps): Verify
16776 pure_location_p, make_location, get_location_from_adhoc_loc and
16777 get_range_from_loc.
16778 * input.h (get_pure_location): Move declaration here from tree.h.
16779 (get_finish): Likewise for inline function.
16780 (make_location): Likewise for declaration.
16781 * tree.c (get_pure_location): Move to input.c.
16782 (make_location): Likewise.
16783 * tree.h (get_pure_location): Move declaration to tree.h.
16784 (get_finish): Likewise for inline function.
16785 (make_location): Likewise for declaration.
16787 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16789 PR middle-end/71078
16790 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
16792 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16794 * system.h (STATIC_ASSERT): Use static_assert if building
16795 with C++11 onwards.
16797 2016-07-27 Richard Biener <rguenther@suse.de>
16799 PR tree-optimization/72517
16800 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
16801 Revert change to not compute read-read dependences.
16803 2016-07-27 Richard Biener <rguenther@suse.de>
16805 * predict.c (set_even_probabilities): Make nedges unsigned.
16807 2016-07-27 Martin Liska <mliska@suse.cz>
16809 * predict.c (set_even_probabilities): Handle unlikely edges.
16810 (combine_predictions_for_bb): Likewise.
16812 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
16815 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
16816 __float128 support when we don't have hardware support, so that
16817 the IEEE built-in functions like isgreater, first call __unordkf3
16818 to make sure neither operand is a NaN, and if both operands are
16819 ordered, do the normal comparison.
16821 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16823 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
16825 (extract_code_and_val_from_cond_with_ops): Verify that name is
16826 either cond_op0 or cond_op1.
16828 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16830 PR tree-optimization/18046
16831 * genmodes.c (emit_mode_size_inline): Emit an assert that
16832 verifies that mode is a valid array index.
16833 (emit_mode_nuinits_inline): Likewise.
16834 (emit_mode_inner_inline): Likewise.
16835 (emit_mode_unit_size_inline): Likewise.
16836 (emit_mode_unit_precision_inline): Likewise.
16837 * tree-vrp.c: Include params.h.
16838 (find_switch_asserts): Register edge assertions for the default
16839 label which correspond to the anti-ranges of each case label.
16840 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
16841 * doc/invoke.texi: Document it.
16843 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16845 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
16846 and unnecessary call to gimple_bb.
16848 2016-07-26 Richard Biener <rguenther@suse.de>
16850 PR rtl-optimization/71984
16851 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
16854 2016-07-26 Richard Biener <rguenther@suse.de>
16856 PR middle-end/72517
16857 * expmed.c (extract_bit_field_1): Constrain the vector mode
16858 with element size matching the extraction mode size when
16859 choosing a better vector mode to do the extraction from.
16861 2016-07-26 Richard Biener <rguenther@suse.de>
16862 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16864 PR middle-end/70920
16865 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
16868 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16870 * tree-ssa-structalias.c (struct scc_info): Change types of
16871 members to auto_sbitmap and auto_vec.
16872 (scc_info::scc_info): New constructor.
16873 (scc_info::~scc_info): New destructor.
16874 (init_scc_info): Remove.
16875 (free_scc_info): Remove.
16876 (find_indirect_cycles): Adjust.
16877 (perform_var_substitution): Likewise.
16878 (free_var_substitution_info): Likewise.
16880 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16882 * tree-outof-ssa.c (struct elim_graph): Change type of members
16883 to auto_vec and auto_sbitmap.
16884 (elim_graph::elim_graph): New constructor.
16885 (delete_elim_graph): Remove.
16886 (expand_phi_nodes): Adjust.
16888 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16890 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
16891 (new_elim_graph): Adjust.
16892 (clear_elim_graph): Likewise.
16893 (delete_elim_graph): Likewise.
16894 (elim_graph_size): Likewise.
16895 (elim_graph_add_node): Likewise.
16896 (elim_graph_add_edge): Likewise.
16897 (elim_graph_remove_succ_edge): Likewise.
16898 (eliminate_name): Likewise.
16899 (eliminate_build): Likewise.
16900 (elim_forward): Likewise.
16901 (elim_unvisited_predecessor): Likewise.
16902 (elim_backward): Likewise.
16903 (elim_create): Likewise.
16904 (eliminate_phi): Likewise.
16905 (expand_phi_nodes): Likewise.
16907 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16909 * bt-load.c (compute_out): Use auto_sbitmap class.
16910 (link_btr_uses): Likewise.
16911 * cfganal.c (mark_dfs_back_edges): Likewise.
16912 (post_order_compute): Likewise.
16913 (inverted_post_order_compute): Likewise.
16914 (pre_and_rev_post_order_compute_fn): Likewise.
16915 (single_pred_before_succ_order): Likewise.
16916 * cfgexpand.c (pass_expand::execute): Likewise.
16917 * cfgloop.c (verify_loop_structure): Likewise.
16918 * cfgloopmanip.c (fix_bb_placements): Likewise.
16919 (remove_path): Likewise.
16920 (update_dominators_in_loop): Likewise.
16921 * cfgrtl.c (break_superblocks): Likewise.
16922 * ddg.c (check_sccs): Likewise.
16923 (create_ddg_all_sccs): Likewise.
16924 * df-core.c (df_worklist_dataflow): Likewise.
16925 * dse.c (dse_step3): Likewise.
16926 * except.c (eh_region_outermost): Likewise.
16927 * function.c (thread_prologue_and_epilogue_insns): Likewise.
16928 * gcse.c (prune_expressions): Likewise.
16929 (prune_insertions_deletions): Likewise.
16930 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
16931 * graph.c (draw_cfg_nodes_no_loops): Likewise.
16932 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
16933 * lcm.c (compute_earliest): Likewise.
16934 (compute_farthest): Likewise.
16935 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
16936 (unroll_loop_runtime_iterations): Likewise.
16937 (unroll_loop_stupid): Likewise.
16938 * lower-subreg.c (decompose_multiword_subregs): Likewise.
16939 * lra-lives.c: Likewise.
16940 * lra.c (lra): Likewise.
16941 * modulo-sched.c (schedule_reg_moves): Likewise.
16942 (optimize_sc): Likewise.
16943 (get_sched_window): Likewise.
16944 (sms_schedule_by_order): Likewise.
16945 (check_nodes_order): Likewise.
16946 (order_nodes_of_sccs): Likewise.
16947 (order_nodes_in_scc): Likewise.
16948 * recog.c (split_all_insns): Likewise.
16949 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
16950 * reload1.c (reload): Likewise.
16951 * sched-rgn.c (haifa_find_rgns): Likewise.
16952 (split_edges): Likewise.
16953 (compute_trg_info): Likewise.
16954 * sel-sched.c (init_seqno): Likewise.
16955 * store-motion.c (remove_reachable_equiv_notes): Likewise.
16956 * tree-into-ssa.c (update_ssa): Likewise.
16957 * tree-ssa-live.c (live_worklist): Likewise.
16958 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
16959 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
16961 (try_peel_loop): Likewise.
16962 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
16964 * tree-ssa-pre.c (compute_antic): Likewise.
16965 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
16966 * tree-stdarg.c (reachable_at_most_once): Likewise.
16967 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
16968 * var-tracking.c (vt_find_locations): Likewise.
16970 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16972 * sbitmap.h (auto_sbitmap): New class.
16974 2016-07-26 Alan Modra <amodra@gmail.com>
16977 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
16980 2016-07-25 David Malcolm <dmalcolm@redhat.com>
16982 * input.c (selftest::temp_source_file::temp_source_file): Fix
16983 missing "%s" in fprintf.
16985 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
16987 PR middle-end/71732
16988 * cselib.c (cselib_process_insn): Invalidate argument slots for
16991 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16993 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
16994 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
16995 vmulxh_lane_f16, vmulxh_laneq_f16): New.
16997 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16999 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17000 * config/aarch64/aarch64.md (fma, fnma): Support HF.
17001 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
17003 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17005 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17006 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
17008 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
17009 (add<mode>3): Likewise.
17010 (sub<mode>3): Likewise.
17011 (mul<mode>3): Likewise.
17012 (div<mode>3): Likewise.
17013 (*div<mode>3): Likewise.
17014 (<fmaxmin><mode>3): Extend to HF.
17015 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
17016 (fabd<mode>3): Likewise.
17017 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
17018 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
17019 (aarch64_fmulx<mode>): Likewise.
17020 (aarch64_fac<optab><mode>): Likewise.
17021 (aarch64_frecps<mode>): Likewise.
17022 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
17023 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
17024 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
17025 (VSDQ_HSDI): Support HI.
17026 (fcvt_target, FCVT_TARGET): Likewise.
17027 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
17028 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
17029 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
17030 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
17031 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
17032 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
17033 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
17034 vrsqrtsh_f16): New.
17036 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17038 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
17039 * config/aarch64/aarch64-builtins.c (hi_UP): New.
17040 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17041 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
17043 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
17044 (aarch64_cm<optab><mode>): Likewise.
17045 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
17046 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
17047 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
17048 (sqrt<mode>2): Likewise.
17049 (*sqrt<mode>2): Likewise.
17050 (abs<mode>2): Likewise.
17051 (<optab><mode>hf2): New pattern for HF mode.
17052 (<optab>hihf2): Likewise.
17053 * config/aarch64/arm_neon.h: Include arm_fp16.h.
17054 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
17055 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
17057 * config/aarch64/arm_fp16.h: New file.
17058 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
17059 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
17060 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
17061 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
17062 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
17063 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
17064 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
17065 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
17066 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
17067 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
17068 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
17069 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
17072 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17074 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
17075 reduc_smin_scal_): Use VDQIF_F16.
17076 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
17077 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
17079 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
17080 * config/aarch64/iterators.md (VDQIF_F16): New.
17081 (vp): Support HF modes.
17082 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
17083 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
17085 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17087 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
17088 "*aarch64_mulx_elt_from_dup<mode>".
17089 (*aarch64_mul3_elt<mode>): Update schedule type.
17090 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
17091 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
17092 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
17093 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
17094 (f, fp): Support HF modes.
17095 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
17096 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
17097 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
17098 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
17099 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
17100 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
17102 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17104 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17105 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
17107 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
17110 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17112 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17113 * config/aarch64/aarch64-simd.md
17114 (aarch64_rsqrts<mode>): Extend to HF modes.
17115 (fabd<mode>3): Likewise.
17116 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
17117 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
17118 (aarch64_<maxmin_uns>p<mode>): Likewise.
17119 (<su><maxmin><mode>3): Likewise.
17120 (<maxmin_uns><mode>3): Likewise.
17121 (<fmaxmin><mode>3): Likewise.
17122 (aarch64_faddp<mode>): Likewise.
17123 (aarch64_fmulx<mode>): Likewise.
17124 (aarch64_frecps<mode>): Likewise.
17125 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
17126 (add<mode>3): Extend to HF modes.
17127 (sub<mode>3): Likewise.
17128 (mul<mode>3): Likewise.
17129 (div<mode>3): Likewise.
17130 (*div<mode>3): Likewise.
17131 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
17133 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
17134 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
17135 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
17136 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
17137 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
17138 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
17139 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
17140 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
17141 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
17142 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
17143 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
17144 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
17145 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
17146 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
17148 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17150 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
17151 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17152 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
17153 (neg<mode>2): Likewise.
17154 (abs<mode>2): Likewise.
17155 (<frint_pattern><mode>2): Likewise.
17156 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
17157 (<optab><VDQF:mode><fcvt_target>2): Likewise.
17158 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
17159 (ftrunc<VDQF:mode>2): Likewise.
17160 (<optab><fcvt_target><VDQF:mode>2): Likewise.
17161 (sqrt<mode>2): Likewise.
17162 (*sqrt<mode>2): Likewise.
17163 (aarch64_frecpe<mode>): Likewise.
17164 (aarch64_cm<optab><mode>): Likewise.
17165 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
17167 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
17168 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
17170 * config/aarch64/arm_neon.h (vdup_n_f16): New.
17171 (vdupq_n_f16): Likewise.
17172 (vld1_dup_f16): Use vdup_n_f16.
17173 (vld1q_dup_f16): Use vdupq_n_f16.
17174 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
17175 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
17176 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
17177 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
17178 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
17179 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
17180 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
17181 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
17182 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
17183 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
17184 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
17185 vsqrt_f16, vsqrtq_f16): New.
17187 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17189 * config/aarch64/aarch64-simd.md
17190 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
17191 (aarch64_ext<mode>): Likewise.
17192 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
17193 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
17194 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
17196 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
17198 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
17199 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
17200 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
17201 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
17202 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
17203 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
17204 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
17206 (vmov_n_f16): Reimplement using vdup_n_f16.
17207 (vmovq_n_f16): Reimplement using vdupq_n_f16..
17209 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17211 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
17212 "frame_related_p". Generate CFA annotation when it's necessary.
17213 (aarch64_expand_prologue): Use aarch64_add_constant.
17214 (aarch64_expand_epilogue): Likewise.
17215 (aarch64_output_mi_thunk): Pass "false" when calling
17216 aarch64_add_constant.
17218 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17220 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
17223 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17225 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
17226 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
17227 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
17228 (aarch64_build_constant): Delete.
17230 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
17233 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17235 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17236 flag_toplevel_reorder.
17238 2016-07-25 Richard Biener <rguenther@suse.de>
17240 * cgraph.c (cgraph_node::verify_node): Compare against builtin
17241 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
17242 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
17243 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
17244 (streamer_get_builtin_tree): Likewise.
17245 (streamer_write_builtin): Likewise.
17246 * lto-streamer.h (LTO_builtin_decl): Remove.
17247 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
17248 (lto_input_scc): Remove LTO_builtin_decl handling.
17249 (lto_input_tree_1): Liekwise.
17250 * lto-streamer-out.c (lto_output_tree_1): Remove special
17251 handling of builtins.
17252 (DFS::DFS): Likewise.
17253 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
17254 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
17256 (streamer_write_builtin): Remove.
17258 2016-07-25 Martin Liska <mliska@suse.cz>
17260 * lto-cgraph.c (input_symtab): Don't call get_working_sets
17261 if flag_auto_profile is set to true.
17263 2016-07-25 Martin Liska <mliska@suse.cz>
17265 PR gcov-profile/71868
17266 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
17267 have a function with multiple latches, count them all.
17269 2016-07-25 Martin Liska <mliska@suse.cz>
17271 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
17273 2016-07-25 Martin Liska <mliska@suse.cz>
17275 PR tree-optimization/71987
17276 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
17277 just for SSA_NAMEs. Fix GNU coding style.
17279 2016-07-25 Martin Liska <mliska@suse.cz>
17281 PR gcov-profile/64874
17282 * gcov-io.h: Update command about file format.
17283 * gcov-iov.c (main): Adapt the numbering scheme.
17285 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17287 PR middle-end/66726
17288 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
17289 whose result is used in PHI.
17290 (final_range_test_p): Likewise.
17291 (maybe_optimize_range_tests): Likewise.
17293 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
17295 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17296 Reformat two multi-line strings.
17298 2016-07-22 Martin Sebor <msebor@redhat.com>
17300 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
17302 2016-07-22 Martin Sebor <msebor@redhat.com>
17305 * doc/extend.texi (Compound Literals): Correct and clarify.
17306 (Cast to Union): Same.
17308 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
17310 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
17311 comments to explain why certain error messages make mention of
17312 undocumented options.
17313 (rs6000_invalid_builtin): Change error messages to replace mention
17314 of undocumented options with mention of the -mcpu=power9 option
17315 that enables those undocumented options.
17316 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
17317 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
17318 definition of this macro to correct an existing error.
17319 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
17320 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
17321 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
17322 descriptions of built-in functions so that they depend on
17323 -mcpu=power9 instead of on the corresponding undocumented flags.
17324 * doc/invoke.texi (Option Summary): Remove all mention of newly
17325 undocumented flags.
17326 (IBM RS/6000 and PowerPC Options): Likewise.
17327 * doc/md.texi (Constraints for Particuliar Machines): Remove all
17328 mention of newly undocumented flags.
17330 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
17332 * ipa-cp.c (determine_versionability): Do not create constprop clones,
17333 when target_clones attribute is set.
17335 2016-07-22 Bin Cheng <bin.cheng@arm.com>
17337 * common.opt (funsafe-loop-optimizations): Mark ignore.
17338 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
17339 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
17341 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
17342 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
17344 2016-07-22 Bin Cheng <bin.cheng@arm.com>
17346 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17348 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17350 (number_of_iterations_exit): Warn missed loop optimization for
17351 possible infinite loops.
17353 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
17356 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
17357 when to emit a ".machine" pseudo-op.
17359 2016-07-22 Martin Liska <mliska@suse.cz>
17361 PR gcov-profile/69028
17362 PR gcov-profile/62047
17363 * coverage.c (coverage_compute_lineno_checksum): Do not
17364 calculate checksum for fns w/o xloc.file.
17365 (coverage_compute_profile_id): Likewise.
17367 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
17369 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
17370 (avr_secondary_reload): ...and implementation.
17371 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
17372 * config/avr/avr.md (reload_in<mode>): Remove insns.
17373 (adjust_len) [lpm]: Remove insn attribute value.
17374 * config/avr/predicates.md (flash_operand): Remove insn predicate.
17376 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17378 PR middle-end/71876
17379 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
17381 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
17382 * calls.c (special_function_p): Remove the special handling of the
17383 "__builtin_" prefix.
17385 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17387 PR middle-end/71876
17388 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
17389 if STMT may be an alloca call.
17390 (gimple_alloca_call_p, alloca_call_p): Return only true for the
17391 builtin alloca call.
17392 * calls.h (gimple_maybe_alloca_call_p): New function.
17393 * tree-inline.c (inline_forbidden_p_stmt): Use
17394 gimple_maybe_alloca_call_p here.
17396 2016-07-21 David Malcolm <dmalcolm@redhat.com>
17398 * spellcheck-tree.c (best_macro_match::best_macro_match):
17399 Explictly specify the template arguments when invoking the base
17400 class constructor, to help older C++ compilers.
17402 2016-07-21 Jakub Jelinek <jakub@redhat.com>
17405 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
17406 before builtin_decl_implicit.
17408 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17410 * optabs.c (emit_condiitonal_move): Short circuit for identical
17413 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17415 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
17416 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
17417 (noce_conversion_profitable_p): New.
17418 (noce_try_store_flag_constants): Use it.
17419 (noce_try_addcc): Likewise.
17420 (noce_try_store_flag_mask): Likewise.
17421 (noce_try_cmove): Likewise.
17422 (noce_try_cmove_arith): Likewise.
17423 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
17425 (noce_convert_multiple_sets): Move cost model to here, from...
17426 (bb_ok_for_noce_convert_multiple_sets) ...here.
17427 (noce_process_if_block): Update calls for above changes.
17428 (noce_find_if_block): Record new noce_if_info parameters.
17430 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17432 * target.def (max_noce_ifcvt_seq_cost): New.
17433 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
17434 * doc/tm.texi: Regenerate.
17435 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
17436 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
17437 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
17438 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
17439 * doc/invoke.texi: Document new params.
17441 2016-07-21 Richard Biener <rguenther@suse.de>
17443 PR tree-optimization/71947
17444 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
17445 ranges have useful limit_vr information.
17447 2016-07-21 Richard Biener <rguenther@suse.de>
17449 * function-tests.c (build_trivial_generic_function): Set
17450 BLOCK_SUPERCONTEXT of DECL_INITIAL.
17451 * omp-low.c (create_omp_child_function): Likewise.
17452 (grid_expand_target_grid_body): Likewise.
17453 * cgraphunit.c (init_lowered_empty_function): Likewise.
17454 (cgraph_node::expand_thunk): Likewise.
17455 * tree-parloops.c (create_loop_fn): Likewise.
17456 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
17458 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17460 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
17463 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
17465 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
17466 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
17467 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
17468 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
17469 values for insn attribute.
17470 * config/avr/avr.c (avr_out_insert_notbit): New function.
17471 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
17472 ADJUST_LEN_INSV_NOTBIT_0/_7.
17473 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
17475 2016-07-21 Bin Cheng <bin.cheng@arm.com>
17477 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
17478 (chrec_convert_1, chrec_convert): Ditto.
17479 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
17480 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
17481 * tree-vrp.c (adjust_range_with_scev): Ditto.
17482 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
17483 (scev_var_range_cant_overflow): New function.
17484 (scev_probably_wraps_p): New parameter. Call above function.
17485 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
17487 2016-07-21 Bin Cheng <bin.cheng@arm.com>
17489 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
17490 by removing computation of may_be_zero.
17492 2016-07-21 Jakub Jelinek <jakub@redhat.com>
17494 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
17496 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
17498 Improving concepts performance and diagnostics.
17499 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
17500 for constraint satisfaction and subsumption.
17501 * timevar.h (auto_timevar): New constructor that matches the push/pop
17502 pattern of usage in pt.c.
17504 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17506 * hwint.h (HOST_WIDE_INT_0): New define.
17507 (HOST_WIDE_INT_0U): Ditto.
17508 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
17509 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
17510 * simplify-rtx.c: Ditto.
17511 * tree-object-size.c: Ditto.
17513 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17515 * config/s390/s390.c (s390_encode_section_info): Remove mode size
17518 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17520 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
17521 * combine.c: Use HOST_WIDE_INT_M1U instead of
17522 ~(unsigned HOST_WIDE_INT) 0.
17523 * double-int.h: Ditto.
17525 * dwarf2asm.c:Ditto.
17527 * genmodes.c: Ditto.
17529 * read-rtl.c: Ditto.
17530 * tree-ssa-loop-ivopts.c: Ditto.
17531 * tree-ssa-loop-prefetch.c: Ditto.
17532 * tree-vect-generic.c: Ditto.
17533 * tree-vect-patterns.c: Ditto.
17536 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17538 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
17539 constant addresses outside [0,0xc0] into a register.
17540 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
17541 cases where the base address register is unused after.
17542 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
17543 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
17544 (avr_out_store_psi_reg_disp_tiny): Same.
17546 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17548 Implement attribute progmem on reduced Tiny cores by adding
17549 flash offset 0x4000 to respective symbols.
17552 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
17553 documentation how it works on reduced Tiny cores.
17554 (AVR Named Address Spaces): No support for reduced Tiny.
17555 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
17556 (avr_address_tiny_pm_p): New static function.
17557 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
17558 if the address is in progmem.
17559 (avr_assemble_integer): Same.
17560 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
17561 for symbol_ref in progmem.
17562 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
17563 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
17564 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
17566 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
17568 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
17569 * configure: Regenerate.
17570 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
17571 (USE_THIN_ARCHIVES): New variable.
17572 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
17573 this archive as a thin archive.
17575 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17577 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
17578 same location as last time, don't skip if we have fix-it hints.
17579 Clarify the skipping logic by converting it from one "if" clause
17580 to repeated "if" clauses.
17581 * spellcheck-tree.c: Include "cpplib.h".
17582 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
17583 (best_macro_match::best_macro_match): New constructor.
17584 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
17585 Move here from c/c-decl.c.
17586 (class best_macro_match): Move here from c/c-decl.c, converting
17587 from a typedef to a subclass, gaining a ctor.
17589 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17591 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
17592 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
17594 (avr_addr_space_diagnose_usage): ...and implementation.
17595 (avr_addr_space_supported_p): New function.
17596 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
17597 report bad address space usage if that space is supported.
17598 (avr_insert_attributes): Same. No more complain about unsupported
17600 * config/avr/avr-c.c (tm_p.h): Include it.
17601 (avr_cpu_cpp_builtins): Only define addr-space related built-in
17602 macro if avr_addr_space_supported_p.
17604 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17606 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17607 flag_toplevel_reorder.
17609 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17611 * gcc-rich-location.c
17612 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
17614 * gcc-rich-location.h
17615 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
17617 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17619 * target.def (addr_space): Add new diagnose_usage to hook vector.
17620 * targhooks.c (default_addr_space_diagnose_usage): Add default
17621 implementation and...
17622 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
17623 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
17624 is some address space, call targetm.addr_space.diagnose_usage.
17625 * doc/tm.texi.in (Named Address Spaces): Add anchor for
17626 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
17627 * doc/tm.texi: Regenerate.
17629 2016-07-20 Martin Liska <mliska@suse.cz>
17631 PR middle-end/71898
17632 * graphite-isl-ast-to-gimple.c (later_of_the_two):
17633 Properly handly PHI stmts.
17635 2016-07-20 Bin Cheng <bin.cheng@arm.com>
17637 PR tree-optimization/71503
17638 PR tree-optimization/71683
17639 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
17642 2016-07-20 Martin Liska <mliska@suse.cz>
17644 * doc/invoke.texi (-fipa-ra): Document when the option is
17645 disabled. Fix a typo.
17647 2016-07-20 Martin Liska <mliska@suse.cz>
17649 * Makefile.in: Include fibonacci_heap.c
17650 * fibonacci_heap.c: New file.
17651 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
17652 (fibonacci_heap::union_with): Fix deletion of the second heap.
17653 * selftest-run-tests.c (selftest::run_tests): Incorporate
17654 fibonacci heap tests.
17655 * selftest.h: Declare fibonacci_heap_c_tests.
17657 2016-07-20 Martin Liska <mliska@suse.cz>
17659 * selftest-run-tests.c (selftest::run_tests): New function.
17660 * selftest.h (sreal_c_tests): Declare.
17661 * sreal.c (sreal_verify_basics): New function.
17662 (verify_aritmetics): Likewise.
17663 (sreal_verify_arithmetics): Likewise.
17664 (verify_shifting): Likewise.
17665 (sreal_verify_shifting): Likewise.
17666 (void sreal_c_tests): Likewise.
17668 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17670 PR rtl-optimization/71916
17671 * cfgrtl.c (contains_no_active_insn_p): Return false also for
17672 bb which have a single succ fake edge.
17674 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
17677 * dwarf2out.c (gen_subprogram_die): Only call
17678 gen_unspecified_parameters_die while dumping early dwarf.
17680 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17682 PR middle-end/71874
17683 * gimple-fold.c (fold_builtin_memory_op): Use
17684 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
17686 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
17688 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
17689 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
17690 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
17691 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
17692 * combine.c: Ditto.
17695 * double-int.c: Ditto.
17697 * dwarf2out.c: Ditto.
17700 * fold-const.c: Ditto.
17701 * function.c: Ditto.
17703 * genmodes.c: Ditto.
17707 * loop-doloop.c: Ditto.
17708 * loop-invariant.c: Ditto.
17709 * loop-iv.c: Ditto.
17714 * rtlanal.c: Ditto.
17715 * simplify-rtx.c: Ditto.
17716 * stor-layout.c: Ditto.
17718 * tree-ssa-loop-ivopts.c: Ditto.
17719 * tree-vect-generic.c: Ditto.
17720 * tree-vect-patterns.c: Ditto.
17725 * wide-int-print.cc: Ditto.
17726 * wide-int.cc: Ditto.
17727 * wide-int.h: Ditto.
17729 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17731 * selftest.c (selftest::assert_streq): Handle NULL values of
17732 val_actual and val_expected.
17734 2016-07-19 Martin Jambor <mjambor@suse.cz>
17737 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
17738 rather than cgraph_create_node to get a call graph node.
17740 2016-07-19 Richard Biener <rguenther@suse.de>
17742 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
17743 handle all tcc_constant bases and valueize SSA names.
17744 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
17745 tcc_constant bases.
17747 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17749 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
17750 the flags of the exit block and bb2, not just the entry block.
17752 2016-07-19 Richard Biener <rguenther@suse.de>
17754 PR tree-optimization/71901
17755 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
17756 align member, group stuff with the bitfield.
17757 (vn_ref_op_align_unit): New inline.
17758 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
17759 record element alignment and operand 3 unchanged.
17760 (ao_ref_init_from_vn_reference): Adjust.
17761 (valueize_refs_1): Likewise.
17762 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
17764 2016-07-19 Richard Biener <rguenther@suse.de>
17766 PR tree-optimization/71908
17767 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
17768 symbolic constants in a more reliable way.
17770 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
17772 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
17774 (vect_update_inits_of_drs): Likewise.
17775 (vect_create_cond_for_alias_checks): Likewise.
17776 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
17778 2016-07-19 Richard Biener <rguenther@suse.de>
17781 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
17782 with an abstract origin that is not an inlined function outer
17783 scope add a self-reference as abstract origin.
17784 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
17786 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
17789 * config/rs6000/rs6000.c (rs6000_function_value): Fix
17790 unintentional System V.4 structure return breakage for structures
17791 with a single floating point element.
17793 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
17795 PR tree-optimization/71734
17796 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
17797 contains REF, use it to check safelen, assume that safelen value
17798 must be greater 1, fix style.
17799 (ref_indep_loop_p_2): Add REF_LOOP argument.
17800 (ref_indep_loop_p): Pass LOOP as additional argument to
17801 ref_indep_loop_p_2.
17803 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
17805 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
17806 allocation in the prologue.
17807 * explow.c (get_dynamic_stack_base): New function to return an address
17808 expression for the dynamic stack base.
17809 (get_dynamic_stack_size): New function to do the required dynamic stack
17810 space size calculations.
17811 (allocate_dynamic_stack_space): Use new functions.
17812 (align_dynamic_address): Move some code from
17813 allocate_dynamic_stack_space to new function.
17814 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
17816 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17818 * config/s390/s390.c (s390_encode_section_info): Always set
17819 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
17822 2016-07-18 Richard Biener <rguenther@suse.de>
17824 PR tree-optimization/71893
17825 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
17826 for sizetype cast added by array_ref_element_size.
17827 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17829 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
17831 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
17832 register parameters. Remove code to initialize argument pointer
17833 on TARGET_64BIT. Optimize call to _mcount when it can be reached
17834 using a pc-relative branch. Cleanup conditional code.
17835 * config/pa/pa.md (call_mcount): New expander.
17836 (call_mcount_nonpic): New insn.
17837 (call_mcount_pic): New insn and split.
17838 (call_mcount_pic_post_reload): New insn.
17839 (call_mcount_64bit): New insn and split.
17840 (call_mcount_64bit_post_reload): New insn.
17842 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
17844 * config/avr/predicates.md (const_m255_to_m1_operand): New.
17845 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
17846 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
17847 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
17848 (*usum_widenqihi3, *udiff_widenqihi3)
17849 (*addhi3_zero_extend.const): New combiner insns.
17850 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
17851 just 1 bit is affected.
17852 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
17853 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
17855 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
17857 * omp-low.c (lower_omp_target): Mark data clauses with
17858 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
17859 zero-length subarrays.
17861 2016-07-15 Richard Biener <rguenther@suse.de>
17863 PR tree-optimization/71881
17864 * tree-loop-distribution.c (destroy_loop): Remove blocks in
17865 reverse DOM order to make debug temp generation happy.
17867 2016-07-15 Richard Biener <rguenther@suse.de>
17869 PR tree-optimization/71887
17870 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
17871 verify it is not zero for division / modulo handling.
17872 (value_replacement): Adjust.
17874 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
17875 Julian Brown <julian@codesourcery.com>
17877 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
17878 * config/aarch64/aarch64-cost-tables.h
17879 (vulcan_extra_costs): New variable.
17880 * config/aarch64/aarch64.c
17881 (vulcan_addrcost_table): Likewise.
17882 (vulcan_regmove_cost): Likewise.
17883 (vulcan_vector_cost): Likewise.
17884 (vulcan_branch_cost): Likewise.
17885 (vulcan_tunings): Likewise.
17887 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
17889 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
17890 (output_in_order): Loop over undefined variables too. Output them
17891 via assemble_undefined_decl. Skip variables that correspond to hard
17892 registers or have value-exprs.
17893 * varpool.c (symbol_table::output_variables): Handle undefined
17894 variables together with defined ones.
17896 2016-07-15 Richard Biener <rguenther@suse.de>
17898 * tree-ssa-pre.c (get_representative_for): Make sure to return
17899 the value number of SSA names.
17900 (phi_translate_1): get_representative_for cannot return NULL.
17901 (do_pre_regular_insertion): Remove redundant call to
17902 fully_constant_expression.
17903 (do_pre_partial_partial_insertion): Likewise.
17905 2016-07-15 Bin Cheng <bin.cheng@arm.com>
17907 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
17908 (derive_simple_iv_with_niters): New function.
17909 (simple_iv): Rewrite using simple_iv_with_niters.
17910 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
17911 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17913 (number_of_iterations_exit): Rewrite using above function.
17914 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17917 2016-07-15 Richard Biener <rguenther@suse.de>
17919 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
17920 vec_construct cost.
17922 2016-07-14 Jakub Jelinek <jakub@redhat.com>
17924 PR tree-optimization/71872
17925 * tree-data-ref.c (get_references_in_stmt): Ignore references
17926 with is_gimple_constant get_base_address.
17928 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17930 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
17931 (TARGET_HAVE_LDACQD): New macro.
17932 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
17933 than TARGET_HAVE_LDACQ.
17934 (arm_load_acquire_exclusivedi): Likewise.
17935 (arm_store_release_exclusivedi): Likewise.
17937 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17939 PR rtl-optimization/71878
17940 * lra-constraints.c (match_reload): Pass information about other
17941 output operands. Create new unique register value if matching input
17942 operand shares same register value as output operand being considered.
17943 (curr_insn_transform): Record output operands already processed.
17945 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17948 PR tree-optimization/70923
17949 * tree-vect-patterns.c: Include mult-synthesis.h.
17950 (target_supports_mult_synth_alg): New function.
17951 (synth_lshift_by_additions): Likewise.
17952 (apply_binop_and_append_stmt): Likewise.
17953 (vect_synth_mult_by_constant): Likewise.
17954 (target_has_vecop_for_code): Likewise.
17955 (vect_recog_mult_pattern): Use above functions to synthesize vector
17956 multiplication by integer constants.
17958 2016-07-14 Alan Modra <amodra@gmail.com>
17960 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
17961 gpr alternatives. Correct '*' placement on Y,r alternative.
17962 Add '*' on operand 1 of r,r alternative.
17964 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17966 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
17967 * expmed.h: ... Here.
17969 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
17971 * gimple.h (stmt_can_terminate_bb_p): New function.
17972 * tree-cfg.c (need_fake_edge_p): Rename to ...
17973 (stmt_can_terminate_bb_p): ... this; return true if stmt can
17974 throw external; handle const and pure calls.
17975 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
17977 2016-07-14 Richard Biener <rguenther@suse.de>
17979 PR tree-optimization/71866
17980 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
17981 (do_hoist_insertion): Avoid endless recursion when we
17982 didn't insert anything because we managed to simplify
17983 things down to a constant or SSA name.
17984 (fully_constant_expression): Re-write in terms of ...
17985 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
17986 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
17987 vn_nary_build_or_lookup_1.
17988 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
17989 (vn_nary_build_or_lookup): ... this which now wraps it.
17991 2016-07-14 Alan Modra <amodra@gmail.com>
17994 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
17995 with p9_vector override before power9-dform override.
17997 2016-07-13 Andi Kleen <ak@linux.intel.com>
17999 * value-prof.c (gimple_value_profile_transformations): Don't run
18000 when auto_profile is on.
18002 2016-07-13 Andi Kleen <ak@linux.intel.com>
18004 * auto-profile.c (update_inlined_ind_target,
18005 afdo_indirect_call): Print information to dump file.
18007 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
18009 * genrecog.c (special_predicate_operand_p): New function.
18010 (predicate_name): Move function.
18011 (validate_pattern): Don't warn about missing mode for all
18012 define_special_predicate predicates.
18014 2016-07-13 Bin Cheng <bin.cheng@arm.com>
18016 * tree-vect-data-refs.c (vect_no_alias_p): New function.
18017 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
18018 resolve alias checks which are known at compilation time.
18019 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
18020 alias checks are resolved. Move dump info for too many runtime
18021 alias checks to here...
18022 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
18024 2016-07-13 Richard Biener <rguenther@suse.de>
18026 PR tree-optimization/24574
18027 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
18028 position and add shift, rotate, divison and modulo support
18030 (value_replacement): Pass in argument position to absorbing_element_p.
18032 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
18035 * ipa-inline-transform.c (inline_call): Support
18036 instrumented thunks.
18038 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
18040 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
18041 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
18043 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
18044 Baseline. Make initial alternative TARGET_32BIT only.
18045 (udivsi3): Likewise.
18046 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
18047 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
18050 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
18052 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
18053 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
18054 availability with TARGET_HAVE_MOVT.
18055 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
18056 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
18057 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
18059 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
18060 extra instruction if MOVW is available. Use a cost variable
18061 incremented by COSTS_N_INSNS (1) when the condition match rather than
18062 returning an arithmetic expression based on COSTS_N_INSNS. Make
18063 constant with bottom half word zero cost 2 instruction if MOVW is
18065 * config/arm/arm.md (define_attr "arch"): Add v8mb.
18066 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
18067 target is ARMv8-M Baseline.
18068 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
18069 (arm_movtas_ze): Likewise.
18070 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
18071 alternative for constants satisfying j constraint.
18072 (thumb1_movsi_insn): Likewise.
18073 (movsi splitter for K alternative): Tighten condition to not trigger
18074 if movt is available and j constraint is satisfied.
18075 (Pe immediate splitter): Likewise.
18076 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
18077 constant fitting in an halfword to use MOVW.
18078 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
18081 2016-07-13 Richard Biener <rguenther@suse.de>
18083 PR middle-end/71104
18084 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
18085 gimplifying the LHS. Make sure to gimplify a returning twice
18086 call LHS without using SSA names.
18088 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18090 * tree-data-ref.c (find_data_references_in_stmt): Remove
18091 unnecessary call to vec::release.
18092 (graphite_find_data_references_in_stmt): Likewise.
18093 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
18094 * tree-vect-stmts.c (vectorizable_condition): Likewise.
18096 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18098 * cfgexpand.c (expand_used_vars): Make the type of a local
18100 * genmatch.c (lower_for): Likewise.
18101 * haifa-sched.c (haifa_sched_init): Likewise.
18102 (add_to_speculative_block): Likewise.
18103 (create_check_block_twin): Likewise.
18104 * predict.c (handle_missing_profiles): Likewise.
18105 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
18106 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
18107 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
18109 (maybe_lower_iteration_bound): Likewise.
18110 * tree-ssa-sccvn.c (DFS): Likewise.
18111 * tree-stdarg.c (reachable_at_most_once): Likewise.
18112 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
18113 (vectorizable_store): Likewise.
18115 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18117 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
18118 (sccvn_dom_walker): make cond_stack an auto_vec.
18120 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18122 * ree.c (struct ext_state): Make type of members auto_vec.
18123 (find_and_remove_re): Adjust.
18125 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18127 * cfgexpand.c (struct stack_vars_data): Make type of fields
18129 (expand_used_vars): Adjust.
18131 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18133 * ipa.c (record_cdtor_fn): Adjust.
18134 (build_cdtor_fns): Likewise.
18135 (ipa_cdtor_merge): Make static_ctors and static_dtors local
18138 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18140 * genextract.c (struct accum_extract): Add constructor and make
18142 (gen_insn): Adjust.
18144 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18146 * tree.c (struct free_lang_data_d): Add constructor and change
18147 types of members to ones that automatically manage resources.
18148 (fld_worklist_push): Adjust.
18149 (find_decls_types): Likewise.
18150 (find_decls_types_in_eh_region): Likewise.
18151 (free_lang_data_in_cgraph): Stop manually creating and
18152 destroying members of free_lang_data_d.
18154 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
18156 PR rtl-optimization/68961
18157 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
18158 peephole variant. Use sse_reg_operand predicates.
18160 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
18162 * config/i386/predicates.md (x86_64_immediate_operand)
18163 <case CONST_INT>: Remove unneeded truncation to DImode.
18164 <case CONST>: Ditto.
18165 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
18167 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18170 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
18171 The xxperm and xxpermr instructions require that the 2nd input
18172 operand overlap with the output operand, and not the 1st.
18173 (altivec_vperm_v8hiv16qi): Likewise.
18174 (altivec_vperm_<mode>_uns_internal): Likewise.
18175 (altivec_vpermr_<mode>_internal): Likewise.
18176 (vperm_v8hiv4si): Likewise.
18177 (vperm_v16qiv8hi): Likewise.
18179 2016-07-12 Nathan Sidwell <nathan@acm.org>
18181 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
18182 when -mno-pic-data-is-text-relative is in effect, by default.
18183 * doc/invoke.texi (mpic-data-is-text-relative): Document new
18184 behavior and clarify.
18186 2016-07-12 Martin Liska <mliska@suse.cz>
18188 * params.def: Add avg-loop niter.
18189 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
18190 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
18191 * doc/invoke.texi: Document the new parameter.
18193 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18195 PR middle-end/71700
18196 * expr.c (store_constructor): Mask sign-extended bits when widening
18197 sub-word constructor element at the start of a word.
18199 2016-07-12 Martin Liska <mliska@suse.cz>
18201 * Makefile.in: Append rule for params-options.h.
18202 * params-options.h: New file.
18204 2016-07-12 Martin Liska <mliska@suse.cz>
18206 * ira-build.c (mark_loops_for_removal): Properly iterate
18209 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
18210 Richard Biener <rguenther@suse.de>
18212 PR tree-optimization/23286
18213 PR tree-optimization/70159
18214 * doc/invoke.texi: Document -fcode-hoisting.
18215 * common.opt (fcode-hoisting): New flag.
18216 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
18217 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
18218 (do_regular_insertion): Rename to ...
18219 (do_pre_regular_insertion): ... this and amend general comments
18220 on insertion strathegy.
18221 (do_partial_partial_insertion): Rename to ...
18222 (do_pre_partial_partial_insertion): ... this.
18223 (do_hoist_insertion): New function.
18224 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
18225 and call do_hoist_insertion properly.
18227 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
18228 (pass_pre::execute): Register hoist_insert stats.
18230 2016-07-12 Jakub Jelinek <jakub@redhat.com>
18232 PR middle-end/71716
18233 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
18234 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
18235 is different from mode's bitsize. Small cleanup.
18237 2016-07-12 Richard Biener <rguenther@suse.de>
18239 PR rtl-optimization/68961
18240 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
18241 to simplify to a non-constant.
18243 2016-07-11 Jakub Jelinek <jakub@redhat.com>
18245 PR middle-end/71758
18246 * omp-low.c (expand_omp_target): Gimplify device.
18248 PR tree-optimization/71823
18249 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
18250 to get vec_oprnds2 from op2.
18252 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
18254 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
18255 Hoist common subexpressions.
18256 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
18258 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
18261 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
18262 prevent generation of 'stxsiwx' on pre Power8 hardware.
18264 2016-07-11 David Malcolm <dmalcolm@redhat.com>
18266 * input.c: Include cpplib.h.
18267 (selftest::temp_source_file): New class.
18268 (selftest::temp_source_file::temp_source_file): New ctor.
18269 (selftest::temp_source_file::~temp_source_file): New dtor.
18270 (selftest::should_have_column_data_p): New function.
18271 (selftest::test_should_have_column_data_p): New function.
18272 (selftest::temp_line_table): New class.
18273 (selftest::temp_line_table::temp_line_table): New ctor.
18274 (selftest::temp_line_table::~temp_line_table): New dtor.
18275 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
18276 it to create a temp_line_table.
18277 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
18278 locations that are known to have column data.
18279 (selftest::line_table_case): New struct.
18280 (selftest::test_reading_source_line): Move tempfile handling
18281 to class temp_source_file.
18282 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
18283 (selftest::assert_token_loc_eq): New function.
18284 (ASSERT_TOKEN_LOC_EQ): New macro.
18285 (selftest::test_lexer): New function.
18286 (selftest::boundary_locations): New array.
18287 (selftest::input_c_tests): Call test_should_have_column_data_p.
18288 Loop over a test matrix of interesting values of location and
18289 default_range_bits, calling test_lexer on each case in the matrix.
18290 Move call to test_accessing_ordinary_linemaps into the matrix.
18291 * selftest.h (ASSERT_EQ): Reimplement in terms of...
18292 (ASSERT_EQ_AT): New macro.
18294 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
18297 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18298 Don't convert TImode in debug insn.
18300 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
18302 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
18303 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
18304 (tree_type_common::lang_flag_7): New.
18305 (tree_type_common::spare): Reduce size.
18306 * tree.h (TYPE_ALIGN_OK): Remove.
18307 (TYPE_LANG_FLAG_7): New.
18308 (get_inner_reference): Adjust header.
18309 * print-tree.c (print_node): Adjust.
18310 * expr.c (get_inner_reference): Remove parameter keep_aligning.
18311 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
18312 calls to get_inner_reference.
18313 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
18314 handling of TYPE_ALIGN_OK.
18315 * builtins.c (get_object_alignment_2): Adjust call to
18316 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
18317 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
18319 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
18320 * cfgexpand.c (expand_debug_expr): Likewise.
18321 * dbxout.c (dbxout_expand_expr): Likewise.
18322 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
18323 loc_list_from_tree, fortran_common): Likewise.
18324 * fold-const.c (optimize_bit_field_compare,
18325 decode_field_reference, fold_unary_loc, fold_comparison,
18326 split_address_to_core_and_offset): Likewise.
18327 * gimple-laddress.c (execute): Likewise.
18328 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
18329 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
18330 * hsa-gen.c (gen_hsa_addr): Likewise.
18331 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
18332 * tsan.c (instrument_expr): Likewise.
18333 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
18334 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
18335 * tree-affine.c (tree_to_aff_combination,
18336 get_inner_reference_aff): Adjust calls to get_inner_reference.
18337 * tree-data-ref.c (split_constant_offset_1,
18338 dr_analyze_innermost): Likewise.
18339 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
18340 * tree-sra.c (ipa_sra_check_caller): Likewise.
18341 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
18342 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
18343 bswap_replace): Likewise.
18344 * tree-vect-data-refs.c (vect_check_gather,
18345 vect_analyze_data_refs): Likewise.
18346 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
18347 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
18350 2016-07-11 David Malcolm <dmalcolm@redhat.com>
18352 * Makefile.in (selftest-valgrind): New phony target.
18353 * function-tests.c (selftest::build_cfg): Delete pass instances
18354 created by the test.
18355 (selftest::convert_to_ssa): Likewise.
18356 (selftest::test_expansion_to_rtl): Likewise.
18357 * tree-cfg.c (selftest::test_linear_chain): Release dominator
18359 (selftest::test_diamond): Likewise.
18361 2016-07-11 Richard Biener <rguenther@suse.de>
18363 PR tree-optimization/71816
18364 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
18365 than replacing all of its operands.
18367 2016-07-11 Alan Modra <amodra@gmail.com>
18369 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
18370 (ctr<mode>): Add unspec.
18371 (ctr<mode>_internal*): Likewise.
18373 2016-07-08 James Bowman <james.bowman@ftdichip.com>
18375 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
18376 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
18378 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
18380 PR rtl-optimization/71621
18381 * lra-constraints.c (process_alt_operands): Check combination of
18382 reg class and mode.
18384 2016-07-08 Jason Merrill <jason@redhat.com>
18385 Richard Biener <rguenther@suse.de>
18387 P0145: Refining Expression Order for C++.
18388 * gimplify.c (initial_rhs_predicate_for): New.
18389 (gimplfy_modify_expr): Gimplify RHS before LHS.
18391 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18394 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18395 Allow standard error handling to take over when a wrong number
18396 of arguments is presented to __builtin_vec_ld () or
18397 __builtin_vec_st ().
18399 2016-07-08 Jiong Wang <jiong.wang@arm.com>
18401 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
18406 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
18407 __builtin_aarch64_fmaxv2sf.
18408 (vmaxnmq_f32): Likewise.
18409 (vmaxnmq_f64): Likewise.
18410 (vminnm_f32): Likewise.
18411 (vminnmq_f32): Likewise.
18412 (vminnmq_f64): Likewise.
18414 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
18417 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
18418 enable -mfloat128-hardware by default.
18419 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
18420 that IEEE 128-bit hardware support needs.
18421 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
18422 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
18423 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
18424 floating point requires.
18425 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18426 -mfloat128 and -mfloat128-hardware changes.
18428 2016-07-08 Alan Hayward <alan.hayward@arm.com>
18430 PR tree-optimization/71667
18431 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
18433 2016-07-08 Martin Liska <mliska@suse.cz>
18435 PR middle-end/71606
18436 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
18437 folding produces SAVE_EXPRs, thus return false for the type.
18439 2016-07-07 Martin Liska <mliska@suse.cz>
18441 * file-find.c (remove_prefix): New function.
18442 * file-find.h (remove_prefix): Declare the function.
18443 * gcc-ar.c (main): Skip a folder of the wrapper if
18444 a wrapped binary would point to the same file.
18446 2016-07-07 Jan Hubicka <jh@suse.cz>
18448 * tree-scalar-evolution.c (iv_can_overflow_p): export.
18449 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
18450 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
18452 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
18455 * ipa-inline-analysis.c (compute_inline_parameters): Set
18456 local.can_change_signature to false for intrumentation
18459 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18461 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
18462 with TARGET_HAVE_MOVT.
18463 (TARGET_HAVE_MOVT): Define.
18464 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
18465 availability with TARGET_HAVE_MOVT.
18466 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
18468 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
18470 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
18471 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
18472 * config/arm/constraints.md (define_constraint "j"): Use
18473 TARGET_HAVE_MOVT to check MOVT availability.
18475 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18477 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
18479 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18481 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
18482 (armv8-m.main): Likewise.
18483 (armv8-m.main+dsp): Likewise.
18484 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
18485 (FL_FOR_ARCH8M_MAIN): Likewise.
18486 * config/arm/arm-tables.opt: Regenerate.
18487 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
18488 armv8-m.main+dsp to BE8_LINK_SPEC.
18489 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
18490 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
18491 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
18492 Baseline and Mainline.
18493 (arm_option_override_internal): Also disable arm_restrict_it when
18494 !arm_arch_notm. Update comment for -munaligned-access to also cover
18496 (arm_file_start): Increase buffer size for printing architecture name.
18497 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
18498 and armv8-m.main+dsp.
18499 (mno-unaligned-access): Clarify that this is disabled by default for
18500 ARMv8-M Baseline architectures as well.
18502 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18504 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
18505 decide whether to prevent some libgcc routines being included for some
18506 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
18507 link between this condition and the one in
18508 libgcc/config/arm/lib1func.S.
18510 2016-07-07 Richard Biener <rguenther@suse.de>
18512 * tree-ssa-pre.c: Include alias.h.
18513 (compute_avail): If we have multiple VN_REFERENCEs with the
18514 same hashtable entry adjust that to make it a valid replacement
18515 for all of them with respect to alignment and aliasing
18516 when doing insertion.
18517 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
18518 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
18520 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
18524 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
18525 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
18528 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18530 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
18531 (adjust_mems): Adjust.
18532 (adjust_insn): Likewise.
18533 (prepare_call_arguments): Likewise.
18535 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18537 * gcse.c (struct ls_expr): Make stores field a vector.
18538 (ldst_entry): Adjust.
18539 (free_ldst_entry): Likewise.
18540 (print_ldst_list): Likewise.
18541 (compute_ld_motion_mems): Likewise.
18542 (update_ld_motion_stores): Likewise.
18544 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18546 * gcse.c (struct ls_expr): Remove loads field.
18547 (ldst_entry): Adjust.
18548 (free_ldst_entry): Likewise.
18549 (print_ldst_list): Likewise.
18550 (compute_ld_motion_mems): Likewise.
18552 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18554 * store-motion.c (struct st_expr): Make antic_stores a vector.
18555 (st_expr_entry): Adjust.
18556 (free_st_expr_entry): Likewise.
18557 (print_store_motion_mems): Likewise.
18558 (find_moveable_store): Likewise.
18559 (compute_store_table): Likewise.
18560 (remove_reachable_equiv_notes): Likewise.
18561 (replace_store_insn): Likewise.
18562 (build_store_vectors): Likewise.
18564 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18566 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
18567 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
18569 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
18571 PR tree-optimization/71518
18572 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
18573 misalign also for outer loops with negative step.
18575 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
18577 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
18578 (cortex_a53_shift): Add mov_shift.
18579 (cortex_a53_shift_reg): Add new reservation for register shifts.
18580 (cortex_a53_alu): Remove bfm.
18581 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
18582 (cortex_a53_alu_extr): Add new reservation for EXTR.
18583 (bypasses): Improve bypass modelling.
18585 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18588 * config/avr/avr.c (avr_asm_select_section): Strip off
18589 SECTION_DECLARED from flags when calling get_section.
18591 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18593 * tree-vectorizer.h (vect_memory_access_type): Add
18594 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
18595 * tree-vect-stmts.c (compare_step_with_zero): New function.
18596 (perm_mask_for_reverse): Move further up file.
18597 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
18599 (get_negative_load_store_type): New function.
18600 (get_load_store_type): Call it. Add an ncopies argument.
18601 (vectorizable_mask_load_store): Update call accordingly and
18602 remove tests for negative steps.
18603 (vectorizable_store, vectorizable_load): Likewise. Handle new
18604 memory_access_types.
18606 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18608 * tree-vectorizer.h (vect_memory_access_type): New enum.
18609 (_stmt_vec_info): Add a memory_access_type field.
18610 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
18611 (vect_model_store_cost): Take an access type instead of a boolean.
18612 (vect_model_load_cost): Likewise.
18613 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
18614 vect_model_store_cost and vect_model_load_cost.
18615 * tree-vect-stmts.c (vec_load_store_type): New enum.
18616 (vect_model_store_cost): Take an access type instead of a
18617 store_lanes_p boolean. Simplify tests.
18618 (vect_model_load_cost): Likewise, but for load_lanes_p.
18619 (get_group_load_store_type, get_load_store_type): New functions.
18620 (vectorizable_store): Use get_load_store_type. Record the access
18621 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
18622 (vectorizable_load): Likewise.
18623 (vectorizable_mask_load_store): Likewise. Replace is_store
18624 variable with vls_type.
18626 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18628 * tree-vectorizer.h (vect_grouped_load_supported): Add a
18629 single_element_p parameter.
18630 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
18631 Check the PR65518 case here rather than in vectorizable_load.
18632 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
18633 * tree-vect-stmts.c (vectorizable_load): Likewise.
18635 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18637 * tree-vectorizer.h (gather_scatter_info): New structure.
18638 (vect_check_gather_scatter): Return a bool rather than a decl.
18639 Replace return-by-pointer arguments with a single
18640 gather_scatter_info *.
18641 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
18642 (vect_analyze_data_refs): Update call accordingly.
18643 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
18644 (vectorizable_mask_load_store): Likewise. Also record the
18645 offset dt and vectype in the gather_scatter_info.
18646 (vectorizable_store): Likewise.
18647 (vectorizable_load): Likewise.
18649 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18651 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
18652 strided groups, use the cost of N scalar accesses instead
18653 of ncopies vector accesses.
18654 (vect_model_load_cost): Likewise.
18656 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18658 * tree-vect-stmts.c (vect_cost_group_size): Delete.
18659 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
18660 variable to indicate when once-per-group costs are being used.
18661 (vect_model_load_cost): Likewise. Fix comment and misindented code.
18663 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18665 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
18666 peeling-for-gaps condition.
18668 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18670 * config/s390/s390.c (s390_expand_vec_init): Force initializer
18671 element to register if it doesn't match general_operand.
18673 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
18674 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18676 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
18678 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
18679 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
18680 (SIGNBIT): New mode iterator.
18681 (Fsignbit): New mode attribute.
18682 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
18683 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
18684 when direct moves are available.
18685 (signbit<mode>2_dm): New define_insn_and_split).
18686 (signbit<mode>2_dm2): New define_insn.
18688 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18690 PR rtl-optimization/71594
18691 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
18692 into subregs of appropriate mode before trying to emit a conditional
18695 2016-07-05 Jan Hubicka <jh@suse.cz>
18697 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
18698 (simple_iv): Use it.
18700 2016-07-05 Jan Hubicka <jh@suse.cz>
18702 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
18704 2016-07-05 Jiong Wang <jiong.wang@arm.com>
18706 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
18709 2016-07-05 Jan Hubicka <jh@suse.cz>
18711 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
18714 2016-07-05 Richard Biener <rguenther@suse.de>
18716 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
18717 Handle empty else block.
18718 (is_feasible_trace): Likewise.
18719 (split_paths): Likewise.
18721 2016-07-05 Richard Biener <rguenther@suse.de>
18723 * tree-loop-distribution.c (distribute_loop): Fix issue with
18724 the cost model loop.
18726 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
18728 * config/arm/neon-testgen.ml: Delete.
18729 * config/arm/neon.ml: Delete.
18731 2016-07-04 Jakub Jelinek <jakub@redhat.com>
18734 * tree.c (attribute_value_equal): Use get_attribute_name instead of
18735 directly using TREE_PURPOSE.
18737 2016-07-04 Jiong Wang <jiong.wang@arm.com>
18739 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
18740 * config/aarch64/aarch64_neon.h: Likewise.
18741 * config/aarch64/arm_neon.h: Likewise.
18742 * config/aarch64/atomics.md: Likewise.
18743 * config/aarch64/aarch64-simd-builtins.def: Likewise.
18744 * doc/invoke.texi: Likewise.
18746 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18748 * config/s390/s390.md: Add "z13" cpu_facility.
18749 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
18750 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
18751 condition" type instructions.
18753 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18754 Jeff Law <law@redhat.com>
18756 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
18757 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
18759 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
18761 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
18762 permutation for TARGET_AVX512F.
18763 (ix86_expand_vec_one_operand_perm_avx512): New function.
18764 (expand_vec_perm_1): Invoke introduced function.
18765 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
18766 it may be not valid after vectorization.
18768 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18771 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
18772 typo in comment. Only force to memory if it is a weak
18773 external reference.
18775 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
18776 Jiong Wang <jiong.wang@arm.com>
18778 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
18779 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
18780 (AARCH64_FL_F16): New.
18781 (AARCH64_FL_FOR_ARCH8_2): New.
18782 (AARCH64_ISA_8_2): New.
18783 (AARCH64_ISA_F16): New.
18784 (TARGET_FP_F16INST): New.
18785 (TARGET_SIMD_F16INST): New.
18786 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
18787 ("fp"): Disabling "fp" also disables "fp16".
18788 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
18789 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
18790 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
18791 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
18793 2016-07-04 Jan Beulich <jbeulich@suse.com>
18795 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
18797 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
18800 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
18801 the insns, use an insn form that does not adjust the offset on
18802 little endian systems.
18804 2016-07-01 Jan Beulich <jbeulich@suse.com>
18806 * varasm.c (get_variable_section): Validate initializer in
18807 named .bss-like sections.
18809 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
18811 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
18812 Exchange the order of the second and third operands in the vpermr
18813 instruction tmeplate.
18815 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
18818 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
18819 Disallow TDmode values.
18821 2016-07-01 Alan Modra <amodra@gmail.com>
18823 PR rtl-optimization/71709
18824 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
18825 being set, not referenced.
18827 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
18829 PR tree-optimization/70729
18830 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
18831 of loop since it can be not valid after transformation.
18833 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18835 * config/arm/arm.c (thumb_reload_in_hi): Delete.
18836 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
18838 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
18840 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
18843 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
18846 * config/rs6000/constraints.md (wY constraint): New constraint to
18847 match the requirements for the LXSD and STXSD instructions.
18848 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
18849 predicate to match the requirements for the LXSD and STXSD
18851 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
18852 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
18853 to make sure that the bottom 2 bits of offset are 0, the address
18854 form is offsettable, and no updating is done in the address mode.
18855 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
18856 (movdi_internal32): Likewise
18857 (movdi_internal64): Likewise.
18859 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18861 PR tree-optimization/71707
18862 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
18863 strinfo even for ADDR_EXPR ptr.
18865 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
18867 * config/rs6000/altivec.md (darn_32): Change the condition to
18868 TARGET_P9_MISC instead of TARGET_MODULO.
18869 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
18870 condition expression.
18871 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
18872 condition expression.
18873 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
18874 (DFP_TEST): New code iterator.
18875 (dfptstsfi_<code>_mode>): New define_expand.
18876 (*dfp_sgnfcnc_<mode>): New define_insn.
18877 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
18878 definition next to BU_P9_MISC_1 definition and change the MASK
18879 value to RS6000_BTM_P9_MISC.
18880 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
18881 (BU_P9_64BIT_MISC_0): Likewise.
18882 (BU_P9_DFP_MISC_0): New macro definition.
18883 (BU_P9_DFP_MISC_1): New macro definition.
18884 (BU_P9_DFP_MISC_2): New macro definition.
18885 (BU_P9_DFP_OVERLOAD_1): New macro definition.
18886 (BU_P9_DFP_OVERLOAD_2): New macro definition.
18887 (BU_P9_DFP_OVERLOAD_3): New macro definition.
18888 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
18889 (TSTSFI_LT_TD): Likewise.
18890 (TSTSFI_EQ_DD): Likewise.
18891 (TSTSFI_EQ_TD): Likewise.
18892 (TSTSFI_GT_DD): Likewise.
18893 (TSTSFI_GT_TD): Likewise.
18894 (TSTSFI_OV_DD): Likewise.
18895 (TSTSFI_OV_TD): Likewise.
18896 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
18897 (TSTSFI_LT_DD): Likewise.
18898 (TSTSFI_LT_TD): Likewise.
18899 (TSTSFI_EQ): Likewise.
18900 (TSTSFI_EQ_DD): Likewise.
18901 (TSTSFI_EQ_TD): Likewise.
18902 (TSTSFI_GT): Likewise.
18903 (TSTSFI_GT_DD): Likewise.
18904 (TSTSFI_GT_TD): Likewise.
18905 (TSTSFI_OV): Likewise.
18906 (TSTSFI_OV_DD): Likewise.
18907 (TSTSFI_OV_TD): Likewise.
18908 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18909 overloaded test significance functions.
18910 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18911 OPTION_MASK_P9_MISC into the representation of this mask.
18912 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
18914 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
18915 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
18917 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
18918 argument is a 6-bit unsigned literal value if the icode argument
18919 represents a DFP test significance built-in call.
18920 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
18921 flag used independently and in combination with the
18922 RS6000_BTM_64BIT flag.
18923 (rs6000_opt_masks): Add entry for power9-misc command-line option.
18924 (rs6000_builtin_mask_names): Add entry for power9-misc
18925 command-line option.
18926 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
18927 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
18928 RS6000_BTM_P9_MISC macros.
18929 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
18930 option and change the description of the -mpower9-vector option to
18931 enable only vector instructions, removing its erroneously claimed
18932 support for scalar instructions.
18933 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18934 the ISA 3.0 digital floating point test significance built-in
18937 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
18939 * config/aarch64/aarch64.c (cortexa35_tunings):
18940 Enable AES fusion. Use cortexa57_branch_cost.
18941 (cortexa53_tunings): Use cortexa57_branch_cost.
18942 (cortexa72_tunings): Use cortexa57_branch_cost.
18943 Use AUTOPREFETCHER_WEAK.
18944 (cortexa73_tunings): Use cortexa57_branch_cost.
18946 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18947 James Greenhalgh <james.greenhalgh@arm.com>
18949 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
18950 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
18951 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
18952 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
18953 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
18954 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
18955 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
18956 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
18957 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
18958 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
18959 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
18960 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
18961 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
18964 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
18965 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18967 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
18969 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
18971 2016-06-30 David Malcolm <dmalcolm@redhat.com>
18974 * gcc.c (driver::build_option_suggestions): Pass "option" to
18975 add_misspelling_candidates.
18976 * opts-common.c (add_misspelling_candidates): Add "option" param;
18977 use it to avoid adding negated forms for options marked with
18979 * opts.h (add_misspelling_candidates): Add "option" param.
18981 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18983 PR middle-end/71693
18984 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
18985 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
18986 first when permuting bitwise operation with rotate. Cast
18987 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
18989 2016-06-29 David Malcolm <dmalcolm@redhat.com>
18991 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
18992 for misspelled param names.
18993 * params.c: Include spellcheck.h.
18994 (find_param_fuzzy): New function.
18995 * params.h (find_param_fuzzy): New prototype.
18996 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
18997 * spellcheck.h (struct edit_distance_traits<const char *>):
19000 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
19002 * config/rs6000/predicates.md (const_0_to_7_operand): New
19003 predicate, recognize 0..7.
19004 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
19005 support for doing extracts from V16QImode, V8HImode, V4SImode
19007 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
19008 vector extract support.
19009 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
19010 for ISA 3.0 vector extract.
19011 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
19012 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
19013 extracts of a constant element number from small integer vectors
19014 on 64-bit ISA 3.0 systems.
19015 (vsx_extract_<mode>_di): Likewise.
19016 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
19017 say when we can do ISA 3.0 vector extracts.
19018 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
19019 registers, using the stxsiwx instruction.
19021 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
19023 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
19024 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
19025 qdf24xx_regmove_cost, qdf24xx_tunings): New.
19026 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
19027 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
19028 * config/arm/arm.c (arm_qdf24xx_tune): New.
19030 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
19032 * config/aarch64/aarch64.c (cortexa53_tunings):
19033 Increase loop alignment to 8. Set function alignment to 16.
19034 (cortexa35_tunings): Likewise.
19035 (cortexa57_tunings): Increase loop alignment to 8.
19036 (cortexa72_tunings): Likewise.
19037 (cortexa73_tunings): Likewise.
19039 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
19041 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
19042 for arm_fp16_ok and arm_fp16_hw.
19043 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
19044 arm_fp16_alternative.
19046 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
19048 PR tree-optimization/71655
19049 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
19050 types when swapping operands.
19052 2016-06-29 Martin Liska <mliska@suse.cz>
19054 PR middle-end/71585
19055 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
19056 * ipa-inline-transform.c (inline_call): Remove unnecessary call
19057 of build_optimization_node.
19059 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
19061 PR tree-optimization/70729
19062 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
19063 independent in loops having positive safelen value.
19064 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
19065 it may be not valid after vectorization.
19067 2016-06-29 Jakub Jelinek <jakub@redhat.com>
19069 PR tree-optimization/71625
19070 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
19071 is sorted by ascending list->offset. If PTR is non-NULL and there is
19072 previous strinfo, call get_stridx_plus_constant.
19073 (get_stridx): Pass exp as second argument to get_addr_stridx.
19074 (addr_stridxptr): Add missing list = list->next, so that there can be
19075 more than one entries in the list. Bump limit from 16 to 32. Ensure
19076 the list is sorted by ascending list->offset.
19077 (get_stridx_plus_constant): Adjust so that it can be also called with
19078 ADDR_EXPR instead of SSA_NAME as PTR.
19079 (handle_char_store): Pass NULL_TREE as second argument to
19082 2016-06-29 Richard Biener <rguenther@suse.de>
19084 PR rtl-optimization/68961
19085 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
19087 2016-06-29 Richard Biener <rguenther@suse.de>
19089 PR middle-end/71002
19090 * alias.c (component_uses_parent_alias_set_from): Handle
19091 type punning through union accesses by using the union alias set.
19092 * gimple.c (gimple_get_alias_set): Remove union type punning case.
19094 2016-07-29 Richard Biener <rguenther@suse.de>
19096 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
19097 precision not matching mode precision.
19099 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
19101 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
19102 pa_output_arg_descriptor.
19103 (call_val_symref_64bit_post_reload): Likewise.
19104 (call_val_powf_64bit_post_reload): Likewise.
19105 (sibcall_internal_symref_64bit): Likewise.
19106 (sibcall_value_internal_symref_64bit): Likewise.
19108 2016-06-28 Jakub Jelinek <jakub@redhat.com>
19110 PR middle-end/71626
19111 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
19112 a constant, force its SUBREG_REG into memory or register instead
19115 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
19118 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
19119 * doc/invoke.texi (AVR Options): Document it.
19121 2016-06-28 Walter Lee <walt@tilera.com>
19123 * config/tilegx/linux.h: Do not include arch/icache.h
19124 (CLEAR_INSN_CACHE): Provide inlined definition directly.
19125 * config/tilepro/linux.h: Do not include arch/icache.h
19126 (CLEAR_INSN_CACHE): Provide inlined definition directly.
19128 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
19130 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
19131 for big-endian BIT_FIELD_REF.
19133 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
19135 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
19136 ('size' attribute): Add '128'.
19138 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
19139 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
19140 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
19141 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
19142 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
19143 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
19144 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
19145 *trunc<mode>df2_odd): Set size attribute to '128'.
19146 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
19147 * config/rs6000/power6.md (power6-fp): Include dfp type.
19148 * config/rs6000/power7.md (power7-fp): Likewise.
19149 * config/rs6000/power8.md (power8-fp): Likewise.
19150 * config/rs6000/power9.md: New file.
19151 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
19152 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
19153 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
19155 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
19156 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
19157 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
19158 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
19159 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
19160 dfp_dscri_<mode>): Change type attribute to dfp.
19161 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
19162 attribute to vecsimple.
19163 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
19164 and prefetch streams.
19165 (rs6000_option_override_internal): Remove temporary code setting
19166 tuning to power8. Don't set rs6000_sched_groups for power9.
19167 (last_scheduled_insn): Change to rtx_insn *.
19168 (divide_cnt, vec_load_pendulum): New variables.
19169 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
19170 (rs6000_issue_rate): Set issue rate for Power9.
19171 (is_power9_pairable_vec_type): New.
19172 (power9_sched_reorder2): New.
19173 (rs6000_sched_reorder2): Call new function for Power9 specific
19175 (insn_must_be_first_in_group): Remove Power9.
19176 (insn_must_be_last_in_group): Likewise.
19177 (force_new_group): Likewise.
19178 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
19179 Initialize divide_cnt/vec_load_pendulum.
19180 (_rs6000_sched_context, rs6000_init_sched_context,
19181 rs6000_set_sched_context): Handle context save/restore of new
19184 2016-06-28 Richard Biener <rguenther@suse.de>
19186 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
19187 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
19188 COMPONENT_REF operand.
19189 (nonoverlapping_component_refs_p): Likewise.
19190 * stor-layout.c (start_bitfield_representative): Mark
19191 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
19193 2016-06-28 Jakub Jelinek <jakub@redhat.com>
19195 * Makefile.in: Don't cat ../stage_current if it does not exist.
19197 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
19198 last argument is a bit-field.
19200 PR rtl-optimization/71673
19201 * internal-fn.c (expand_arith_overflow_result_store): Use
19202 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
19203 expand_simple_binop.
19205 PR middle-end/66867
19206 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
19207 expand_ifn_atomic_compare_exchange): New functions.
19208 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
19209 * tree.h (build_call_expr_internal_loc): Rename to ...
19210 (build_call_expr_internal_loc_array): ... this. Fix up type of
19212 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
19213 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
19214 ATOMIC_COMPARE_EXCHANGE result.
19215 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
19216 * gimple-fold.h (optimize_atomic_compare_exchange_p,
19217 fold_builtin_atomic_compare_exchange): New prototypes.
19218 * gimple-fold.c (optimize_atomic_compare_exchange_p,
19219 fold_builtin_atomic_compare_exchange): New functions..
19220 * tree-ssa.c (execute_update_addresses_taken): If
19221 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
19222 of call when finding addressable vars, and if such var becomes
19223 non-addressable, call fold_builtin_atomic_compare_exchange.
19225 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
19228 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
19229 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
19231 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
19233 * config/rs6000/rs6000.md ('type' attribute): Add
19234 veclogical,veccmpfx,vecexts,vecmove insn types.
19235 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
19236 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
19237 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
19238 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
19239 *nabs<mode>2_hw): Change type to vecmove.
19240 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
19241 *boolcc<mode>3_internal, *eqv<mode>3_internal,
19242 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
19243 *ieee_128bit_vsx_abs<mode>2_internal,
19244 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
19245 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
19246 *ieee128_mtvsrd_32bit): Change type to veclogical.
19247 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
19248 *movdi_internal32, *movdi_internal64): Update insn types.
19249 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
19250 vsx_extract_<mode>): Change type to veclogical.
19251 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
19252 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
19253 *vsx_sign_extend_si_v2di): Change type to vecexts.
19254 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
19255 type to veclogical.
19256 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
19257 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
19258 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
19259 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
19260 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
19261 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
19262 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
19263 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
19264 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
19265 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
19266 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
19267 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
19268 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
19269 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
19270 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
19271 (ppc7450-vecsimple): Add veclogical, vecmove.
19272 (ppc7450-veccmp): Add veccmpfx.
19273 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
19275 (ppc8540_vector_compare): Add veccmpfx.
19276 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
19277 * config/rs6000/cell.md (cell-fp): Add fpsimple.
19278 (cell-vecsimple): Add veclogical, vecmove.
19279 (cell-veccmp): Add veccmpfx.
19280 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
19281 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
19283 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
19284 * config/rs6000/power4.md (power4-fp): Add fpsimple.
19285 (power4-vecsimple): Add veclogical, vecmove.
19286 (power4-veccmp): Add veccmpfx.
19287 * config/rs6000/power5.md (power5-fp): Add fpsimple.
19288 * config/rs6000/power6.md (power6-fp): Add fpsimple.
19289 (power6-vecsimple): Add veclogical, vecmove.
19290 (power6-veccmp): Add veccmpfx.
19291 * config/rs6000/power7.md (power7-fp): Add fpsimple.
19292 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
19293 * config/rs6000/power8.md (power8-fp): Add fpsimple.
19294 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
19295 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
19296 * config/rs6000/titan.md (titan_fp): Add fpsimple.
19297 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
19299 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
19301 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
19304 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
19305 OPTION_MASK_P9_DFORM_VECTOR.
19306 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
19307 disable -mpower9-dform-vector when using reload.
19308 (quad_address_p): Remove 'gpr_p' argument and all associated code.
19309 New 'strict' argument. Update all callers. Add strict addressing
19311 (rs6000_legitimate_offset_address_p): Remove call to
19312 virtual_stack_registers_memory_p.
19313 (rs6000_legitimize_reload_address): Add quad address support.
19314 (rs6000_legitimate_address_p): Move call to quad_address_p above
19315 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
19316 to account for new strict usage.
19317 (rs6000_output_move_128bit): Adjust quad_address_p args to account
19318 for new strict usage.
19319 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
19321 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
19328 * config/i386/i386.c (ix86_spill_class): Disable condition to
19329 always return NO_REGS.
19331 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
19333 * predict.c: Include gimple-pretty-print.h
19334 (predicted_by_loop_heuristics_p): Check also
19335 PRED_LOOP_EXIT_WITH_RECURSION
19336 (predict_loops): Find self recursive calls and use special purpose
19337 predictors for them; dump log about decisions.
19338 (pass_profile::execute): Dump info about #of iterations.
19339 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
19340 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
19342 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
19344 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
19345 output_asm_insn calls and shorten long lines. Output .CALL
19346 argument descriptor using pa_output_arg_descriptor. Add various
19347 inline $$dyncall and other optimizations.
19348 (pa_attr_length_indirect_call): Adjust ordering and lengths.
19350 2016-06-25 Jakub Jelinek <jakub@redhat.com>
19352 PR tree-optimization/71643
19353 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
19356 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
19357 leak a bitmap if dep_bb is NULL.
19359 PR tree-optimization/71631
19360 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
19361 to rewrite_expr_tree even if negate_result, move new_lhs var
19362 declaration and initialization earlier, for powi_result set afterwards
19363 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
19364 if new_lhs != lhs, and don't shadow gsi var.
19366 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
19368 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
19369 Add in_loop parameter.
19370 (predict_loops): Add loop guard heuristics.
19371 * predict.def (PRED_LOOP_GUARD): New heuristics.
19373 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
19375 * predict.c: Include ipa-utils.h
19376 (tree_bb_level_prediction): Predict recursive calls.
19377 (tree_estimate_probability_bb): Skip inexpensive calls for call
19379 * predict.def (PRED_RECURSIVE_CALL): New.
19381 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19383 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
19384 (BU_FLOAT128_1): Likewise.
19386 (COPYSIGNQ): Likewise.
19387 (RS6000_BUILTIN_NANQ): Likewise.
19388 (RS6000_BUILTIN_NANSQ): Likewise.
19389 (RS6000_BUILTIN_INFQ): Likewise.
19390 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
19391 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
19392 (TARGET_FOLD_BUILTIN): New #define.
19393 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
19394 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
19395 (rs6000_fold_builtin): New target hook implementation, handling
19396 folding of 128-bit NaNs and infinities.
19397 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
19398 entries are filled in to avoid problems during bootstrap
19399 self-test; define builtins for 128-bit NaNs and infinities.
19400 (rs6000_opt_mask): Add entry for float128.
19401 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
19402 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
19403 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
19404 (const_str_type_node): New #define.
19405 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
19406 to a define_expand that dispatches to either copysign<mode>3_soft
19407 or copysign<mode>3_hard.
19408 (copysign<mode>3_hard): Rename from copysign<mode>3.
19409 (copysign<mode>3_soft): New define_insn.
19410 * doc/extend.texi: Document new builtins.
19412 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19414 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
19415 PRIu64 instead of lu.
19417 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
19420 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
19421 copy the type name.
19423 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19425 PR tree-optimization/71647
19426 * omp-low.c (lower_rec_input_clauses): Convert
19427 omp_clause_aligned_alignment (c) to size_type_node for the
19428 last argument of __builtin_assume_aligned.
19430 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
19432 * configure.ac (calling ___tls_get_addr via GOT): New
19433 assembler/linker check.
19434 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
19435 assembler and linker supports calling ___tls_get_addr via GOT.
19436 Otherise, defined to 0.
19437 * config.in: Regenerated.
19438 * configure: Likewise.
19439 * config/i386/constraints.md (Yb): New constraint.
19440 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
19441 (REG_CLASS_NAMES): Likewise.
19442 (REG_CLASS_CONTENTS): Likewise.
19443 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
19444 the b constraint with the Yb constraint. Call ___tls_get_addr
19445 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
19447 (*tls_local_dynamic_base_32_gnu): Likewise.
19448 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
19449 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
19450 (*tls_local_dynamic_base_64_<mode>): Likewise.
19452 2016-06-24 Martin Liska <mliska@suse.cz>
19454 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
19455 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
19457 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
19458 argument to true if the expected number of iterations is
19461 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
19463 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
19464 assemble for 32bit target.
19465 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
19466 and $ld_ix86_gld_32_opt to link for 32bit target.
19467 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
19468 * configure: Regenerate.
19470 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19472 * config/arm/arm.c (int_log2): Delete definition and prototype.
19473 (shift_op): Use exact_log2 instead of int_log2.
19474 (vfp3_const_double_for_fract_bits): Likewise.
19476 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19478 * internal-fn.c (expand_arith_set_overflow): New function.
19479 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
19481 (expand_arith_overflow_result_store): Likewise. Handle precision
19482 smaller than mode precision.
19483 * tree-vrp.c (extract_range_basic): For imag part, handle
19484 properly signed 1-bit precision result.
19485 * doc/extend.texi (__builtin_add_overflow): Document that last
19486 argument can't be pointer to enumerated or boolean type.
19487 (__builtin_add_overflow_p): Document that last argument can't
19488 have enumerated or boolean type.
19490 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19491 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19493 * config/rs6000/predicates.md (splat_input_operand): Rework.
19494 Don't allow constants, since the insns that use this predicate
19495 don't support constants. Constants are handled by other insns
19496 that are created via combine. During and after register
19497 allocation, only allow indexed or indirect addresses, and not
19498 general addresses. Only allow modes supported by the hardware.
19499 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
19500 comment. Move check for using VSPLTIS<x> to a common location,
19501 instead of doing it in two different places.
19503 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
19505 * config/i386/driver-i386.c (host_detect_local_cpu): Set
19506 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
19507 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
19508 signature_CENTAUR_ebx.
19510 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
19514 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
19515 (as_ix86_gas_32_opt): This.
19516 (ld_ix86_tls_ldm_opt): Renamed to ...
19517 (ld_ix86_gld_32_opt): This.
19518 (R_386_TLS_LDM reloc): Updated.
19519 (R_386_GOT32X reloc): New assembler/linker check.
19520 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
19521 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
19523 * config.in: Regenerated.
19524 * configure: Likewise.
19525 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
19526 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
19527 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
19528 if ix86_force_load_from_GOT_p returns true.
19529 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
19530 ix86_force_load_from_GOT_p returns true.
19531 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
19532 the external function address via the GOT slot.
19533 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
19534 HAVE_AS_IX86_GOT32X before returning false.
19535 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
19536 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
19538 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
19540 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
19542 2016-06-23 Andi Kleen <ak@linux.intel.com>
19544 * Makefile.in: Regenerate.
19545 * doc/install.texi: Document autoprofiledbootstrap.
19547 2016-06-23 Andi Kleen <ak@linux.intel.com>
19549 * config/i386/gcc-auto-profile: New file.
19551 2016-06-23 Martin Liska <mliska@suse.cz>
19553 PR middle-end/71619
19554 * predict.c (predict_loops): Revert the hunk that was removed
19557 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
19559 * config.gcc: Add support for arm*-*-phoenix* targets.
19560 * config/arm/t-phoenix: New.
19561 * config/phoenix.h: New.
19563 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
19564 H.J. Lu <hongjiu.lu@intel.com>
19567 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
19568 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
19569 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
19570 ix86_force_load_from_GOT_p returns true.
19571 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
19572 ix86_force_load_from_GOT_p returns true.
19573 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
19574 ix86_force_load_from_GOT_p returns true.
19575 (ix86_expand_move): Load the external function address via the
19576 GOT slot if ix86_force_load_from_GOT_p returns true.
19577 * config/i386/predicates.md (x86_64_immediate_operand): Return
19578 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
19579 (x86_64_zext_immediate_operand): Ditto.
19581 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
19583 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
19585 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19588 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
19589 * diagnostic.c (pedwarn_at_rich_loc): New function.
19590 * spellcheck.h (best_match::best_match): Add a
19591 "best_distance_so_far" optional parameter.
19592 (best_match::set_best_so_far): New method.
19593 (best_match::get_best_distance): New accessor.
19594 (best_match::get_best_candidate_length): New accessor.
19596 2016-06-22 Nick Clifton <nickc@redhat.com>
19598 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
19599 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
19600 modes are accepted as well.
19601 (ucompare_loc_descriptor): Likewise.
19602 (minmax_loc_descriptor): Likewise.
19603 (clz_loc_descriptor): Likewise.
19604 (popcount_loc_descriptor): Likewise.
19605 (bswap_loc_descriptor): Likewise.
19606 (rotate_loc_descriptor): Likewise.
19607 (mem_loc_descriptor): Likewise.
19608 (loc_descriptor): Likewise.
19610 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19612 * common.opt (fdiagnostics-parseable-fixits): New option.
19613 * diagnostic.c: Include "selftest.h".
19614 (print_escaped_string): New function.
19615 (print_parseable_fixits): New function.
19616 (diagnostic_report_diagnostic): Call print_parseable_fixits.
19617 (selftest::assert_print_escaped_string): New function.
19618 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
19619 (selftest::test_print_escaped_string): New function.
19620 (selftest::test_print_parseable_fixits_none): New function.
19621 (selftest::test_print_parseable_fixits_insert): New function.
19622 (selftest::test_print_parseable_fixits_remove): New function.
19623 (selftest::test_print_parseable_fixits_replace): New function.
19624 (selftest::diagnostic_c_tests): New function.
19625 * diagnostic.h (struct diagnostic_context): Add field
19626 "parseable_fixits_p".
19627 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
19628 -fdiagnostics-parseable-fixits.
19629 (-fdiagnostics-parseable-fixits): New option.
19630 * opts.c (common_handle_option): Handle
19631 -fdiagnostics-parseable-fixits.
19632 * selftest-run-tests.c (selftest::run_tests): Call
19633 selftest::diagnostic_c_tests.
19634 * selftest.h (selftest::diagnostic_c_tests): New prototype.
19636 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
19638 PR tree-optimization/71488
19639 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
19640 comparison of boolean vectors.
19641 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
19642 of boolean vectors using bitwise operations.
19644 2016-06-22 Andreas Schwab <schwab@suse.de>
19646 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
19647 Remove declaration.
19649 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
19651 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
19653 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
19655 * config/i386/i386.c (print_reg): Emit an error message on attempt to
19658 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19660 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
19661 * config/arm/arm-cores.def (cortex-a73): New entry.
19662 (cortex-a73.cortex-a35): Likewise.
19663 (cortex-a73.cortex-a53): Likewise.
19664 * config/arm/arm-tables.opt: Regenerate.
19665 * config/arm/arm-tune.md: Likewise.
19666 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
19667 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19668 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
19669 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19670 * doc/invoke.texi (ARM Options): Document cortex-a73,
19671 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
19673 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19675 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
19676 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
19677 (cortex-a73.cortex-a35): Likewise.
19678 (cortex-a73.cortex-a53): Likewise.
19679 * config/aarch64/aarch64-tune.md: Regenerate.
19680 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
19681 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
19684 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19686 * configure.ac (gcc_cv_as_compress_debug): Remove
19687 --compress-debug-sections as extra as switch.
19688 Handle gas --compress-debug-sections=type.
19689 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
19690 Handle gld --compress-debug-sections=type.
19691 * configure: Regenerate.
19693 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
19695 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
19697 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
19699 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
19700 (do_rewrite): likewise.
19702 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19704 * common/config/mep/mep-common.c: Remove.
19705 * config.gcc: Remove mep-* support.
19706 * config/mep/constraints.md: Remove.
19707 * config/mep/default.h: Remove.
19708 * config/mep/intrinsics.h: Remove.
19709 * config/mep/intrinsics.md: Remove.
19710 * config/mep/ivc2-template.h: Remove.
19711 * config/mep/mep-c5.cpu: Remove.
19712 * config/mep/mep-core.cpu: Remove.
19713 * config/mep/mep-default.cpu: Remove.
19714 * config/mep/mep-ext-cop.cpu: Remove.
19715 * config/mep/mep-intrin.h: Remove.
19716 * config/mep/mep-ivc2.cpu: Remove.
19717 * config/mep/mep-pragma.c: Remove.
19718 * config/mep/mep-protos.h: Remove.
19719 * config/mep/mep.c: Remove.
19720 * config/mep/mep.cpu: Remove.
19721 * config/mep/mep.h: Remove.
19722 * config/mep/mep.md: Remove.
19723 * config/mep/mep.opt: Remove.
19724 * config/mep/predicates.md: Remove.
19725 * config/mep/t-mep: Remove.
19726 * doc/install.texi: Remove mep-* documentation.
19727 * doc/md.texi: Likewise.
19729 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19731 * config.gcc: Remove support for avr-rtems.
19732 * config/avr/gen-avr-mmcu-specs.c: Likewise.
19733 * config/avr/rtems.h: Remove.
19734 * config/avr/t-rtems: Remove.
19736 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19738 * config.gcc: Remove m32r-rtems support.
19739 * config/m32r/rtems.h: Remove.
19741 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19743 * config.gcc: Remove h8300-rtems support.
19744 * config/h8300/rtems.h: Remove.
19745 * config/h8300/t-rtems: Remove.
19747 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19749 * config.gcc: Remove support for knetbsd.
19750 * configure.ac: Likewise.
19751 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
19752 * config/knetbsd-gnu.h: Remove.
19753 * configure: Regenerate.
19755 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19757 * config.gcc: Remove support for openbsd 2 and 3.
19758 * config/openbsd-oldgas.h: Remove.
19760 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19762 * config.gcc: Remove interix support.
19763 * config/i386/i386-interix.h: Remove.
19764 * config/i386/interix.opt: Remove.
19765 * config/i386/t-interix: Remove.
19766 * configure: Regenerate.
19767 * configure.ac: Remove interix support.
19768 * doc/install.texi: Remove interix documentation.
19770 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
19772 * config/rs6000/rs6000.h: Add conditional preprocessing directives
19773 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
19776 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19778 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
19779 they are both PLACEHOLDER_EXPRs.
19781 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19783 * stor-layout.c (layout_type): Move setting complex MODE to
19784 layout_type, instead of setting it ahead of time by the caller.
19785 * tree.c (build_complex_type): Likewise.
19787 2016-06-21 Martin Liska <mliska@suse.cz>
19789 * predict.c (force_edge_cold): Replace imposisble with
19792 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19794 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
19795 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
19797 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19799 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
19801 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
19802 Ilya Enkovich <ilya.enkovich@intel.com>
19805 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
19806 New member function to convert V1TImode register to SUBREG
19807 TImode in debug insn.
19808 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
19809 after changing register mode to V1TImode.
19811 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
19813 * config/aarch64/aarch64-cores.def (vulcan): New core.
19814 * config/aarch64/aarch64-tune.md: Regenerate.
19815 * doc/invoke.texi: Document vulcan as an available option.
19817 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19819 * cse.c (canon_asm_operands): New function extracted from...
19820 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
19821 either standalone or member of a PARALLEL.
19823 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19826 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
19827 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
19828 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
19830 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19833 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
19834 constant addresses if can_create_pseudo_p.
19836 2016-06-21 Jakub Jelinek <jakub@redhat.com>
19838 PR tree-optimization/71588
19839 * tree-ssa-strlen.c (valid_builtin_call): New function.
19840 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
19843 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19845 PR middle-end/71581
19846 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
19847 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
19848 for conversion of scalar user var to complex type and use the
19849 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
19852 PR rtl-optimization/71591
19853 * toplev.c (toplev::run_self_tests): If no_backend, complain and
19854 don't run any tests.
19856 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
19859 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
19860 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
19861 space for PIC with non-v32 and the common non-PIC "jump".
19863 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19866 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
19867 returned values and add UN*/LTGT/*ORDERED cases with values matching
19868 D operand modifier on vcmp for AVX.
19870 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19872 * config/aarch64/aarch64.opt
19873 (mpc-relative-literal-loads): Rename internal option name.
19874 * config/aarch64/aarch64.c
19875 (aarch64_nopcrelative_literal_loads): Rename to
19876 aarch64_pcrelative_literal_loads.
19877 (aarch64_expand_mov_immediate): Likewise.
19878 (aarch64_secondary_reload): Likewise.
19879 (aarch64_can_use_per_function_literal_pools_p): Likewise.
19880 (aarch64_override_options_after_change_1): Rename and simplify logic.
19881 (aarch64_classify_symbol): Merge large model checks into switch,
19882 remove pc-relative load check.
19884 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19886 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
19887 costs relative to the cost of a register move.
19889 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19891 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
19892 (vcvt_n_f64_u64): Likewise.
19893 (vcvt_n_s64_f64): Likewise.
19894 (vcvt_n_u64_f64): Likewise.
19895 (vcvt_f64_s64): Likewise.
19896 (vrecpe_f64): Likewise.
19897 (vcvt_f64_u64): Likewise.
19898 (vrecps_f64): Likewise.
19900 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19902 * config/aarch64/aarch64.md
19903 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
19905 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
19907 * config/aarch64/aarch64-builtins.c
19908 (aarch64_types_binop_uss_qualifiers): Delete.
19909 (TYPES_BINOP_USS): Likewise.
19910 (aarch64_types_binop_sus_qualifiers): Likewise.
19911 (TYPES_BINOP_SUS): Likewise.
19912 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
19913 (TYPES_FCVTIMM_SUS): Likewise.
19914 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
19916 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
19917 (fcvtzs): Use SHIFTIMM rather than BINOP.
19918 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
19920 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19922 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
19923 costs relative to the cost of a register move.
19925 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19927 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
19928 Allow scalar/single vector modes to be tieable.
19930 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19932 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
19934 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19936 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
19938 * tree.h (TYPE_ALIGN): Likewise.
19940 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19943 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
19945 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19947 * config/avr/avr.c (avr_print_operand): Fix "format not a string
19948 literal" build warnings.
19949 (avr_print_operand_address): Dito.
19951 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
19954 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
19955 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
19957 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
19959 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
19961 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
19964 * reload1.c (reload): Pass 0 to finish_spills when called because
19965 update_eliminables_and_spill returns true and remove did_spill.
19966 (finish_spills): Adjust comment and document GLOBAL parameter.
19968 2016-06-17 DJ Delorie <dj@redhat.com>
19971 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
19972 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
19973 (umulqihi3_virt): Likewise.
19974 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
19975 (umulqihi3_real): Likewise.
19977 2016-06-17 Martin Liska <mliska@suse.cz>
19979 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
19981 2016-06-17 Martin Liska <mliska@suse.cz>
19983 * predict.def: PRED_LOOP_EXIT from 92 to 85.
19985 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
19987 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
19989 (vaddq_f32): Likewise.
19990 (vmul_f32): Likewise.
19991 (vmulq_f32): Likewise.
19992 (vsub_f32): Likewise.
19993 (vsubq_f32): Likewise.
19995 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19997 PR tree-optimization/71347
19998 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
19999 cost for all uses in group.
20001 2016-06-17 Bin Cheng <bin.cheng@arm.com>
20003 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
20004 insert gimple seq if it's not empty.
20006 2016-06-17 Bin Cheng <bin.cheng@arm.com>
20008 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
20010 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
20011 rather than OFFSET.
20012 (comp_dr_with_seg_len_pair): Ditto.
20013 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
20014 struct dr_with_seg_len_pair against DR_OFFSET.
20015 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
20016 DR_OFFSET directly.
20018 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
20020 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
20022 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
20024 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
20025 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
20026 (pa_output_millicode_call): Likewise.
20027 (pa_output_call): Likewise.
20028 (pa_output_indirect_call): Likewise.
20029 (pa_asm_output_mi_thunk): Likewise.
20031 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
20033 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
20035 2016-06-16 Martin Liska <mliska@suse.cz>
20037 * predict.c (combine_predictions_for_insn): When we find a first
20038 match predictor, we should consider just predictors with
20039 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
20040 DS theory predictor.
20041 (combine_predictions_for_bb): Likewise.
20043 2016-06-16 Jakub Jelinek <jakub@redhat.com>
20045 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
20046 with base of reference to struct.
20048 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
20050 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
20052 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20055 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
20056 progmem_swtable_section.
20057 (progmem_swtable_section): Remove.
20058 (avr_asm_function_rodata_section): Remove.
20059 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
20060 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
20062 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
20064 * config/i386/driver-i386.c (host_detect_local_cpu): Set
20065 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
20066 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
20067 signature_CENTAUR_ebx.
20068 * config/i386/i386.c (ix86_option_override_internal): Add
20069 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
20070 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
20071 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
20073 2016-06-16 Martin Liska <mliska@suse.cz>
20075 * predict.def: Add fortran loop preheader predictor.
20076 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
20077 fold IFN_BUILTIN_EXPECT with a known constant argument.
20079 2016-06-16 Martin Liska <mliska@suse.cz>
20081 * predict.def: Add 'Fortran' to display text of all
20082 PRED_FORTRAN_* predictors.
20084 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
20087 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
20088 [IA64_BUILTIN_NANSQ]: Ditto.
20089 (ia64_fold_builtin): New function.
20090 (TARGET_FOLD_BUILTIN): New define.
20091 (ia64_init_builtins) Declare const_string_type node.
20092 Add __builtin_nanq and __builtin_nansq builtin functions.
20093 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
20095 2016-06-16 Nick Clifton <nickc@redhat.com>
20097 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
20098 MSP430_HWMULT_ prefix to enum values.
20099 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
20100 * config/msp430/msp430.c: Update use of enum values.
20101 * config/msp430/msp430.md: Likewise.
20102 * config/msp430/msp430.opt: Likewise.
20104 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
20106 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
20107 of comparsions in the last iteration.
20109 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
20110 Joern Rennecke <joern.rennecke@embecosm.com>
20112 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
20114 (arc_needs_pcl_p): Add GOTOFFPC.
20115 (arc_legitimate_pic_addr_p): Likewise.
20116 (arc_output_pic_addr_const): Likewise.
20117 (arc_legitimize_pic_address): Generate a pc-relative address using
20119 (arc_output_libcall): Use @pcl syntax.
20120 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
20121 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
20122 (*movsi_insn): Use @pcl syntax.
20123 (doloop_begin_i): Likewise.
20125 2016-06-16 Martin Liska <mliska@suse.cz>
20127 * predict.def: Define a new predictor.
20129 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
20131 * config/arc/arc.opt (mtp-regno): Update text.
20133 2016-06-16 Renlin Li <renlin.li@arm.com>
20135 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
20137 2016-06-16 Jakub Jelinek <jakub@redhat.com>
20140 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
20141 (setcc + and peephole2): Likewise.
20143 PR rtl-optimization/71532
20144 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
20147 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
20149 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
20150 DImode constants with XXSPLTIB in vector registers.
20151 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
20152 vsx_extract_<mode>_internal{1,2} into a single insn that handles
20153 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
20154 extraction of the element at the top of the register as a scalar
20156 (vsx_extract_<mode>_internal1): Likewise.
20157 (vsx_extract_<mode>_internal2): Likewise.
20158 * config/rs6000/constraints.md (wi constraint): Remove a comment
20159 about DImode not being allowed in Altivec registers.
20160 (wB constraint): New constraint for constants that can be
20161 generated in Altivec registers with VSPLTISW/VUPKHSW.
20162 * config/rs6000/predicates.md (xxspltib_constant_split): Update
20164 (xxspltib_constant_nosplit): Likewise.
20165 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
20166 support for -mupper-regs-di to enable DImode to go into Altivec
20168 (POWERPC_MASKS): Likewise.
20169 (power7 cpu): Likewise.
20170 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
20171 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
20172 for DImode being allowed in Altivec registers. Update wi/wj
20173 constraints. Set scalar_in_vmx_p flag.
20174 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
20175 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
20176 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
20177 (rs6000_opt_masks): Add -mupper-regs-di.
20178 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
20179 direct move to use wi and not wj.
20180 (lfiwzx): Likewise.
20181 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
20183 (floatunssi<mode>2_lfiwzx_mem): Likewise.
20184 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
20185 any VSX register, instead of just Altivec registers, to allow
20186 either operand to be an Altivec register or both.
20187 (fixuns_trunc<mode>di2_fctiduz): Likewise.
20188 (movdi_internal32): Add support for -mupper-regs-di. Add support
20189 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
20190 the alternatives and attributes to be lined up to be easier to
20192 (movdi_internal64): Likewise.
20193 (64-bit DImode splitters): Change predicates to only split loading
20194 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
20195 load constants in ISA 3.0 or ISA 2.07 respectively.
20196 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
20197 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
20198 mention -mcpu=power9 sets these options.
20199 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
20202 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
20205 * config/avr/avr.c (avr_set_current_function): Warn misspelled
20206 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
20207 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
20208 by default to warn misspelled interrupt/ signal handler.
20209 * doc/invoke.texi (AVR Options): Document it. Update description
20210 for -nodevicelib option.
20212 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20214 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
20215 up parentheses. Use GET_MODE_UNIT_BITSIZE.
20216 (aarch64_<sur>shll2_n<mode>): Likewise.
20218 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
20220 PR middle-end/71529
20221 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
20222 DECL_CONTEXT for copied arguments.
20224 2016-06-15 Alan Hayward <alan.hayward@arm.com>
20226 PR tree-optimization/71483
20227 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
20230 2016-06-15 Martin Liska <mliska@suse.cz>
20232 * predict.c (tree_predict_by_opcode): Call predict_edge_def
20233 instead of predict_edge w/o a probability.
20235 2016-06-15 Alan Hayward <alan.hayward@arm.com>
20237 PR tree-optimization/71439
20238 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
20241 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20243 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
20244 register subregs in SET_SRC.
20246 2016-06-15 Richard Biener <rguenther@suse.de>
20248 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
20249 store restrictions.
20251 2016-06-15 Richard Biener <rguenther@suse.de>
20253 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
20254 not consider dependences between accesses that belong to the
20256 (vect_analyze_data_ref_dependences): Do not analyze read-read
20257 or self-dependences.
20259 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20261 * spellcheck-tree.c: Include spellcheck-tree.h rather than
20263 (find_closest_identifier): Reimplement in terms of
20264 best_match<tree,tree>.
20265 * spellcheck-tree.h: New file.
20266 * spellcheck.c (struct edit_distance_traits<const char *>): New
20268 (find_closest_string): Reimplement in terms of
20269 best_match<const char *, const char *>.
20270 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
20271 overload to spellcheck-tree.h.
20272 (find_closest_identifier): Likewise.
20273 (struct edit_distance_traits<T>): New template.
20274 (class best_match): New class.
20276 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20278 * selftest-run-tests.c (selftest::run_tests): Call
20279 selftest::spellcheck_tree_c_tests.
20280 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
20281 * spellcheck-tree.c: Include selftest.h and stringpool.h.
20282 (selftest::test_find_closest_identifier): New function.
20283 (selftest::spellcheck_tree_c_tests): New function.
20284 * spellcheck.c (selftest::test_find_closest_string): Verify that
20285 the order of the vec does not affect the results for this case.
20286 (selftest::test_data): New array.
20287 (selftest::test_metric_conditions): New function.
20288 (selftest::spellcheck_c_tests): Add a test of case-comparison.
20289 Call selftest::test_metric_conditions.
20291 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20293 * config/rs6000/rs6000-builtin.def (commentary): Typo.
20294 (BU_P9_MISC_1): Likewise.
20295 (BU_P9_64BIT_MISC_0): Likewise.
20296 (BU_P9_MISC_0): Likewise.
20298 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20300 * gcc-rich-location.c
20301 (gcc_rich_location::add_fixit_misspelled_id): New method.
20302 * gcc-rich-location.h
20303 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
20305 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
20307 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
20308 FreeBSD 11 and above.
20310 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
20312 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
20314 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20316 * expmed.h: Close parenthesis in "at your option" in copyright
20318 * lower-subreg.h: Likewise.
20320 2016-06-14 Richard Biener <rguenther@suse.de>
20322 PR middle-end/71526
20323 * genmatch.c (expr::gen_transform): Use in_type for comparisons
20326 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20328 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
20330 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
20331 mask+shift version.
20332 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
20334 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
20335 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
20337 2016-06-14 Richard Biener <rguenther@suse.de>
20339 PR tree-optimization/71522
20340 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
20341 copying into float copying.
20343 2016-06-14 Jakub Jelinek <jakub@redhat.com>
20345 PR tree-optimization/71520
20346 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
20347 (replace_block_by): Move user labels from bb1 to bb2.
20349 2016-06-14 Richard Biener <rguenther@suse.de>
20351 PR middle-end/71310
20353 * expr.h (get_bit_range): Declare.
20354 * expr.c (get_bit_range): Export.
20355 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
20356 word_mode again to constrain the bitfield access.
20358 2016-06-14 Richard Biener <rguenther@suse.de>
20360 PR tree-optimization/71521
20361 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
20362 division int_const_binop against zero divisor.
20364 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20366 * config/i386/i386.md (signbittf2): New expander.
20367 * config/i386/sse.md (ptesttf2): New insn pattern.
20369 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20372 * input.c (selftest::test_reading_source_line): Avoid reading from
20373 __FILE__ by creating a tempfile with known content and reading
20376 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20378 * pretty-print.c (assert_pp_format_colored): Skip the test if
20380 (test_pp_format): Remove comment about GCC_COLORS.
20382 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20384 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
20385 * pretty-print.c (assert_pp_format_va): Add location param and use
20386 it with ASSERT_STREQ_AT.
20387 (assert_pp_format): Add location param and pass it to
20388 assert_pp_format_va.
20389 (assert_pp_format_colored): Likewise.
20390 (ASSERT_PP_FORMAT_1): New.
20391 (ASSERT_PP_FORMAT_2): New.
20392 (ASSERT_PP_FORMAT_3): New.
20393 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
20394 explicitly, or implicitly via the above macros.
20395 * selftest.c (selftest::pass): Use a selftest::location rather
20396 than file and line.
20397 (selftest::fail): Likewise. Print the function name.
20398 (selftest::fail_formatted): Likewise.
20399 (selftest::assert_streq): Use a selftest::location rather than
20401 * selftest.h (selftest::location): New struct.
20402 (SELFTEST_LOCATION): New macro.
20403 (selftest::pass): Accept a const location & rather than file
20405 (selftest::fail): Likewise.
20406 (selftest::fail_formatted): Likewise.
20407 (selftest::assert_streq): Likewise.
20408 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
20409 (ASSERT_FALSE): Likewise.
20410 (ASSERT_EQ): Likewise.
20411 (ASSERT_NE): Likewise.
20412 (ASSERT_STREQ): Likewise.
20413 (ASSERT_PRED1): Likewise.
20414 (ASSERT_STREQ_AT): New macro.
20416 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20418 * selftest.c (selftest::fail_formatted): New function.
20419 (selftest::assert_streq): New function.
20420 * selftest.h (selftests::fail_formatted): New decl.
20421 (selftest::assert_streq): New decl.
20422 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
20424 2016-06-13 Jeff Law <law@redhat.com>
20426 PR tree-optimization/71403
20427 * tree-ssa-threadbackward.c
20428 (convert_and_register_jump_thread_path): No longer accept reference
20429 to path. Do not pop items off the path anymore.
20430 (fsm_find_control_statement_thread_paths): Do not allow threading
20431 to a deeper loop nest. Pop the last item off the path here rather
20432 than in convert_and_register_jump_thread_path.
20434 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20435 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
20437 [AArch64] Emit division using the Newton series
20439 * config/aarch64/aarch64-protos.h
20440 (cpu_approx_modes): Add new member "division".
20441 (aarch64_emit_approx_div): Declare new function.
20442 * config/aarch64/aarch64.c
20443 (generic_approx_modes): New member "division".
20444 (exynosm1_approx_modes): Likewise.
20445 (xgene1_approx_modes): Likewise.
20446 (aarch64_emit_approx_div): Define new function.
20447 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
20448 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
20449 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
20450 * doc/invoke.texi (-mlow-precision-div): Describe new option.
20452 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20453 Wilco Dijkstra <wilco.dijkstra@arm.com>
20455 [AArch64] Emit square root using the Newton series
20457 * config/aarch64/aarch64-protos.h
20458 (aarch64_emit_approx_rsqrt): Replace with new function
20459 "aarch64_emit_approx_sqrt".
20460 (cpu_approx_modes): New member "sqrt".
20461 * config/aarch64/aarch64.c
20462 (generic_approx_modes): New member "sqrt".
20463 (exynosm1_approx_modes): Likewise.
20464 (xgene1_approx_modes): Likewise.
20465 (aarch64_emit_approx_rsqrt): Replace with new function
20466 "aarch64_emit_approx_sqrt".
20467 (aarch64_override_options_after_change_1): Handle new option.
20468 * config/aarch64/aarch64-simd.md
20469 (rsqrt<mode>2): Use new function instead.
20470 (sqrt<mode>2): New expansion and insn definitions.
20471 * config/aarch64/aarch64.md: Likewise.
20472 * config/aarch64/aarch64.opt
20473 (mlow-precision-sqrt): Add new option description.
20474 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
20476 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20478 [AArch64] Add more choices for the reciprocal square root approximation
20480 Allow a target to prefer such operation depending on the operation mode.
20482 * config/aarch64/aarch64-protos.h
20483 (AARCH64_APPROX_MODE): New macro.
20484 (AARCH64_APPROX_{NONE,ALL}): Likewise.
20485 (cpu_approx_modes): New structure.
20486 (tune_params): New member "approx_modes".
20487 * config/aarch64/aarch64-tuning-flags.def
20488 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
20489 * config/aarch64/aarch64.c
20490 (generic_approx_modes): New core "cpu_approx_modes" structure.
20491 (exynosm1_approx_modes): Likewise.
20492 (xgene1_approx_modes): Likewise.
20493 (generic_tunings): New member "approx_modes".
20494 (cortexa35_tunings): Likewise.
20495 (cortexa53_tunings): Likewise.
20496 (cortexa57_tunings): Likewise.
20497 (cortexa72_tunings): Likewise.
20498 (exynosm1_tunings): Likewise.
20499 (thunderx_tunings): Likewise.
20500 (xgene1_tunings): Likewise.
20501 (use_rsqrt_p): New argument for the mode and use new member from
20503 (aarch64_builtin_reciprocal): Devise mode from builtin.
20504 (aarch64_optab_supported_p): New argument for the mode.
20505 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
20507 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20509 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
20510 RS6000_BTM_MODULO flag into the set of flags that are considered
20511 to be part of the common configuration.
20513 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20515 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
20516 difference unsigned.
20517 (vec_absdb): New macro for vector absolute difference unsigned
20519 (vec_absdh): New macro for vector absolute difference unsigned
20521 (vec_absdw): New macro for vector absolute difference unsigned word.
20522 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
20523 (vadu<mode>3): New insn.
20524 (*p9_vadu<mode>3): New insn.
20525 * config/rs6000/rs6000-builtin.def (vadub): New built-in
20527 (vaduh): New built-in definition.
20528 (vaduw): New built-in definition.
20529 (vadu): New overloaded built-in definition.
20530 (vadub): New overloaded built-in definition.
20531 (vaduh): New overloaded built-in definition.
20532 (vaduw): New overloaded built-in definition.
20533 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20534 overloaded vector absolute difference unsigned functions.
20535 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20536 the ISA 3.0 vector absolute difference unsigned built-in functions.
20538 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
20540 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
20541 update shared_lookup_references only once after changing operands.
20543 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
20545 PR middle-end/71373
20546 * tree-nested.c (convert_nonlocal_omp_clauses)
20547 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
20549 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
20550 * tree.def (CASE_LABEL_EXPR): Likewise.
20552 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
20555 * input.c (test_builtins): Fix an assertion.
20557 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20559 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
20560 (paritysi2): Ditto.
20562 (isinf<mode>2): Ditto.
20564 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20566 * ggc-tests.c (test_finalization): Only test need_finalization_p
20567 for GCC_VERSION >= 4003.
20569 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20571 * config/s390/vecintrin.h: Fix file description in comment.
20573 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20575 * config/s390/s390-builtin-types.def: Change builtin type naming
20576 scheme to match builtin-types.def.
20578 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
20580 * fold-const.c (optimize_minmax_comparison): Remove.
20581 (fold_comparison): Remove call to the above.
20582 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
20583 New transformations.
20585 2016-06-13 Alan Hayward <alan.hayward@arm.com>
20587 PR tree-optimization/71416
20588 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
20591 2016-06-13 Martin Liska <mliska@suse.cz>
20593 * predict.c (enum predictor_reason): Prefix enum with REASON_.
20594 (combine_predictions_for_insn): Likewise.
20595 (prune_predictions_for_bb): Likewise.
20596 (combine_predictions_for_bb): Likewise.
20598 2016-06-13 Richard Biener <rguenther@suse.de>
20600 PR tree-optimization/71505
20601 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
20602 assert match comment.
20604 2016-06-13 Marek Polacek <polacek@redhat.com>
20606 PR middle-end/71476
20607 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
20608 gimplify_switch_expr.
20609 (warn_switch_unreachable_r): New function.
20611 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20614 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
20617 2016-06-13 Richard Biener <rguenther@suse.de>
20619 PR middle-end/64516
20620 * fold-const.c (fold_unary_loc): Preserve alignment when
20621 folding a VIEW_CONVERT_EXPR into a MEM_REF.
20623 2016-06-13 Martin Liska <mliska@suse.cz>
20626 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
20627 w/ -fsanitize=bounds.
20629 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20631 * config/i386/i386.c (ix86_init_builtins): Calculate
20632 FLOAT128_FTYPE_CONST_STRING function type only once.
20633 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
20634 built-in functions are available for x86-32 and x86-64 targets.
20636 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20639 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
20640 New primitive type.
20641 (FLOAT128_FTYPE_CONST_STRING): New function type.
20642 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
20643 [IX86_BUILTIN_NANSQ]: Ditto.
20644 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20645 (ix86_init_builtin_types): Declare const_string_type_node.
20646 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
20648 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20649 * doc/extend.texi (x86 Built-in Functions): Document
20650 __builtin_nanq and __builtin_nansq.
20652 2016-06-11 Jiong Wang <jiong.wang@arm.com>
20655 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
20656 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
20657 length for pop patterns.
20658 (arm_attr_length_push_multi): Update comments.
20659 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
20661 (*pop_multiple_with_writeback_and_return): Likewise.
20662 (*pop_multiple_with_return): Likewise.
20664 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
20666 PR middle-end/71310
20667 * fold-const.c (optimize_bit_field_compare): Don't try to use
20668 word_mode unconditionally for reading the bit field, look at
20669 DECL_BIT_FIELD_REPRESENTATIVE instead.
20671 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
20673 PR middle-end/71478
20674 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
20675 vector integer type.
20677 2016-06-10 Jakub Jelinek <jakub@redhat.com>
20679 PR middle-end/71494
20680 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
20681 without LABEL_DECL, set *handled_ops_p to false instead of true.
20683 2016-06-10 Martin Sebor <msebor@redhat.com>
20686 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
20687 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
20688 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
20690 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
20691 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
20692 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
20693 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
20694 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
20695 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
20696 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
20697 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
20699 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20701 * config/arm/arm.h (pool_vector_label,
20702 return_used_this_function): Remove.
20704 2016-06-10 Jeff Law <law@redhat.com>
20706 PR tree-optimization/71335
20707 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
20708 zero length paths here.
20709 (convert_and_register_jump_thread_path): Remove hacks related to
20710 duplicated blocks in the jump thread path.
20711 (fsm_find_control_statement_thread_paths): Avoid putting the same
20712 block on the thread path twice, but ensure the thread path is
20713 unchanged from the caller's point of view.
20715 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20717 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
20718 * predict.def (PRED_LOOP_BRANCH): Remove.
20720 2016-06-10 David Malcolm <dmalcolm@redhat.com>
20722 * Makefile.in (OBJS): Add ggc-tests.o.
20723 (GTFILES): Add ggc-tests.c.
20724 * ggc-tests.c: New file.
20725 * selftest-run-tests.c (selftest::run_tests): Call
20726 selftest::ggc_tests_c_tests.
20727 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
20729 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
20731 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
20733 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
20736 * varasm.c (place_block_symbol): Adjust alignment for asan protected
20737 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
20739 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20741 * profile.c: Include cfgloop.h.
20742 (branch_prob): Compute estimated number of iterations.
20743 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
20744 recompute estimate number of iterations from profile.
20746 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20748 PR inline-asm/68843
20749 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
20750 must be grouped on top of stack. Don't force early clobber
20751 on ordinary reg outputs.
20753 2016-06-10 Richard Biener <rguenther@suse.de>
20755 * targhooks.c (default_builtin_vectorization_cost): Adjust
20756 vec_construct cost.
20758 2016-06-10 Richard Biener <rguenther@suse.de>
20760 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
20761 to fold the RHS to a constant if possible.
20763 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
20765 PR middle-end/71373
20766 * tree-nested.c (convert_nonlocal_omp_clauses)
20767 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
20768 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
20769 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
20771 * gimplify.c (gimplify_adjust_omp_clauses): Discard
20773 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
20775 * omp-low.c (scan_sharing_clauses): Don't expect
20776 OMP_CLAUSE__CACHE_.
20778 2016-06-10 Alan Hayward <alan.hayward@arm.com>
20780 PR tree-optimization/71407
20781 PR tree-optimization/71416
20782 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
20783 BIT_FIELD_REF type.
20785 2016-06-10 Richard Biener <rguenther@suse.de>
20787 PR middle-end/71477
20788 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
20790 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
20792 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
20794 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
20795 Jiong Wang <jiong.wang@arm.com>
20797 PR rtl-optimization/70751
20798 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
20799 spilled into memory.
20801 2016-06-09 Jonathan Yong <10walls@gmail.com>
20804 2015-09-21 Jonathan Yong <10walls@gmail.com>
20806 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
20807 sysroot/usr/lib/32api for additional win32 libraries,
20808 fixes failing Cygwin bootstrapping.
20810 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
20812 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
20815 2016-06-09 David Malcolm <dmalcolm@redhat.com>
20818 * pretty-print.c (pp_indent): Specify that %p is printed in a
20819 host-dependent manner.
20820 (test_pp_format): Remove the test for %p.
20822 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
20824 * config/mips/mips.c (mips_output_jump): Fix formatting.
20826 2016-06-09 Richard Biener <rguenther@suse.de>
20828 PR tree-optimization/71462
20829 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
20832 2016-06-09 Martin Liska <mliska@suse.cz>
20834 * predict.c (dump_prediction): Add new argument.
20835 (enum predictor_reason): New enum.
20836 (struct predictor_hash): New struct.
20837 (predictor_hash::hash): New function.
20838 (predictor_hash::equal): Likewise.
20839 (not_removed_prediction_p): New function.
20840 (prune_predictions_for_bb): Likewise.
20841 (combine_predictions_for_bb): Prune predictions.
20843 2016-06-09 Martin Liska <mliska@suse.cz>
20845 * predict.c (filter_predictions): New function.
20846 (remove_predictions_associated_with_edge): Use the filter
20848 (equal_edge_p): New function.
20850 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
20852 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
20853 Correct usage of @samp vs @option, add @samp where appropriate.
20854 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
20855 Add armv6s-m and document it, as it is no official ARM name.
20857 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20859 * ifcvt.c (struct noce_if_info): Add transform_name field.
20860 (noce_try_move): Set if_info->transform_name to the function name.
20861 (noce_try_ifelse_collapse): Likewise.
20862 (noce_try_store_flag): Likewise.
20863 (noce_try_inverse_constants): Likewise.
20864 (noce_try_store_flag_constants): Likewise.
20865 (noce_try_addcc): Likewise.
20866 (noce_try_store_flag_mask): Likewise.
20867 (noce_try_cmove): Likewise.
20868 (noce_try_cmove_arith): Likewise.
20869 (noce_try_minmax): Likewise.
20870 (noce_try_abs): Likewise.
20871 (noce_try_sign_mask): Likewise.
20872 (noce_try_bitop): Likewise.
20873 (noce_convert_multiple_sets): Likewise.
20874 (noce_process_if_block): Print if_info->transform_name to
20875 dump_file if transformation succeeded.
20877 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20879 * config/arm/cortex-a57.md (cortex_a57_alu):
20882 2016-06-08 Martin Sebor <msebor@redhat.com>
20883 Jakub Jelinek <jakub@redhat.com>
20887 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
20888 BUILT_IN_MUL_OVERFLOW_P): New builtins.
20889 * builtins.c: Include gimple-fold.h.
20890 (fold_builtin_arith_overflow): Handle
20891 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
20892 (fold_builtin_3): Likewise.
20893 * doc/extend.texi (Integer Overflow Builtins): Document
20894 __builtin_{add,sub,mul}_overflow_p.
20896 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
20898 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
20899 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
20901 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
20903 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
20904 Rewrite, looking one level down for records and arrays.
20906 2016-06-08 David Malcolm <dmalcolm@redhat.com>
20908 * pretty-print.c: Include "selftest.h".
20909 (pp_format): Fix comment.
20910 (identifier_to_locale): Likewise.
20911 (selftest::test_basic_printing): New function.
20912 (selftest::assert_pp_format): New function.
20913 (selftest::test_pp_format): New function.
20914 (selftest::pretty_print_c_tests): New function.
20915 * selftest-run-tests.c (selftest::run_tests): Call
20916 selftest::pretty_print_c_tests.
20917 * selftest.h (pretty_print_c_tests): New declaration.
20919 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20921 * invoke.texi (max-loop-headers-insns): Document.
20922 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
20923 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
20924 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
20926 2016-06-08 Richard Biener <rguenther@suse.de>
20928 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
20929 on strided SLP loads and fall back to scalar loads in case
20930 we can't chunk them.
20932 2016-06-08 Richard Biener <rguenther@suse.de>
20934 PR tree-optimization/71452
20935 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
20936 type used for the SSA rewrite has enough precision to cover
20937 the dynamic type of the location.
20939 2016-06-08 Jakub Jelinek <jakub@redhat.com>
20940 Richard Biener <rguenther@suse.de>
20943 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
20944 the same as DECL_P (base0) for indirect_base0. Use equality_code
20945 in one further place.
20947 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
20949 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
20950 to one word if the field is known to overlap other words.
20951 (extract_bit_field_1): Likewise.
20952 (store_split_bit_field): Remove compensating code.
20953 (extract_split_bit_field): Likewise.
20955 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
20959 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
20961 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20963 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
20965 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
20966 (arch64_addpv4sf): Delete.
20967 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
20968 "gen_aarch64_addpv4sf".
20969 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
20971 (vpadds_f32): Likewise.
20972 (vpaddq_f32): Likewise.
20973 (vpaddq_f64): Likewise.
20975 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20977 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
20979 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
20980 to VALLF. Rename to "fabd<mode>3".
20981 "*fabd_scalar<mode>3): Delete.
20982 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
20984 (vabdd_f64): Likewise.
20985 (vabd_f32): Likewise.
20986 (vabd_f64): Likewise.
20987 (vabdq_f32): Likewise.
20988 (vabdq_f64): Likewise.
20990 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20992 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
20994 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
20995 "aarch64_rsqrts<mode>".
20996 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
20997 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
20999 (vrsqrtsd_f64): Likewise.
21000 (vrsqrts_f32): Likewise.
21001 (vrsqrts_f64): Likewise.
21002 (vrsqrtsq_f32): Likewise.
21003 (vrsqrtsq_f64): Likewise.
21005 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21007 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
21009 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
21010 "aarch64_rsqrte<mode>".
21011 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
21012 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
21014 (vrsqrted_f64): Likewise.
21015 (vrsqrte_f32): Likewise.
21016 (vrsqrte_f64): Likewise.
21017 (vrsqrteq_f32): Likewise.
21018 (vrsqrteq_f64): Likewise.
21020 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21022 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
21024 (fcvtzs): Likewise.
21025 (fcvtzu): Likewise.
21026 * config/aarch64/aarch64-simd.md
21027 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
21028 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
21029 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
21031 (vcvt_n_f32_u32): Likewise.
21032 (vcvt_n_s32_f32): Likewise.
21033 (vcvt_n_u32_f32): Likewise.
21034 (vcvtq_n_f32_s32): Likewise.
21035 (vcvtq_n_f32_u32): Likewise.
21036 (vcvtq_n_f64_s64): Likewise.
21037 (vcvtq_n_f64_u64): Likewise.
21038 (vcvtq_n_s32_f32): Likewise.
21039 (vcvtq_n_s64_f64): Likewise.
21040 (vcvtq_n_u32_f32): Likewise.
21041 (vcvtq_n_u64_f64): Likewise.
21042 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
21043 (VSDQ_SDI): Likewise.
21044 (fcvt_target): Support V4DI, V4SI and V2SI.
21045 (FCVT_TARGET): Likewise.
21047 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21049 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
21050 (TYPES_BINOP_SUS): Likewise.
21051 (aarch64_simd_builtin_data): Update include file name.
21052 (aarch64_builtins): Likewise.
21053 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
21054 for conversion between scalar float-point and fixed-point.
21056 (fcvtzs): Likewise.
21057 (fcvtzu): Likewise.
21058 * config/aarch64/aarch64.md
21059 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
21060 pattern for conversion between scalar float to fixed-pointer.
21061 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
21062 (UNSPEC_FCVTZS): New UNSPEC enumeration.
21063 (UNSPEC_FCVTZU): Likewise.
21064 (UNSPEC_SCVTF): Likewise.
21065 (UNSPEC_UCVTF): Likewise.
21066 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
21068 (vcvtd_n_f64_u64): Likewise.
21069 (vcvtd_n_s64_f64): Likewise.
21070 (vcvtd_n_u64_f64): Likewise.
21071 (vcvtd_n_f32_s32): Likewise.
21072 (vcvts_n_f32_u32): Likewise.
21073 (vcvtd_n_s32_f32): Likewise.
21074 (vcvts_n_u32_f32): Likewise.
21075 * config/aarch64/iterators.md (fcvt_target): Support integer to float
21077 (FCVT_TARGET): Likewise.
21078 (FCVT_FIXED2F): New iterator.
21079 (FCVT_F2FIXED): Likewise.
21080 (fcvt_fixed_insn): New define_int_attr.
21082 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21084 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
21085 some statements was removed.
21087 2016-06-08 Alan Hayward <alan.hayward@arm.com>
21089 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
21090 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
21091 (vect_can_advance_ivs_p): likewise.
21092 (vect_update_ivs_after_vectorizer): likewise.
21093 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
21094 (vect_analyze_scalar_cycles_1): likewise.
21095 (vect_analyze_loop_operations): likewise.
21096 (report_vect_op): likewise.
21097 (vect_is_slp_reduction): likewise.
21098 (vect_is_simple_reduction): likewise.
21099 (get_initial_def_for_induction): likewise.
21100 (vect_transform_loop): likewise.
21101 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
21102 (vect_recog_sad_pattern): likewise.
21103 (vect_recog_widen_sum_pattern): likewise.
21104 (vect_recog_widening_pattern): likewise.
21105 (vect_recog_divmod_pattern): likewise.
21106 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
21107 (vect_analyze_slp_instance): likewise.
21108 (vect_transform_slp_perm_load): likewise.
21109 (vect_schedule_slp_instance): likewise.
21111 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21113 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
21114 (return_prediction): PRED_CONST_RETURN predict return as not taken.
21115 * predict.def (PRED_CONTINUE): Change hitrate 50->67
21116 (PRED_LOOP_BRANCH): Document predictor as broken.
21117 (PRED_LOOP_EXIT): Change hitrate 91->92.
21118 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
21119 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
21120 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
21121 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
21122 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
21123 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
21124 (PRED_CALL): Chane hitrate 71->67.
21125 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
21126 (PRED_GOTO): Document as unused right now.
21127 (PRED_CONST_RETURN): Change hitrate 67->69
21128 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
21129 (PRED_NULL_RETURN): Change hitrate 91->90.
21130 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
21131 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
21132 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
21134 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
21136 * config/rs6000/altivec.h: Add __builtin_vec_mul.
21137 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
21138 special case Altivec builtin.
21139 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
21140 VSX_BUILTIN_VEC_MUL (replaced with special case code).
21141 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21142 code for ALTIVEC_BUILTIN_VEC_MUL.
21143 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21144 for __builtin_vec_mul.
21146 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
21148 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
21151 2016-06-07 David Malcolm <dmalcolm@redhat.com>
21153 * spellcheck.c (selftest::test_find_closest_string): New function.
21154 (spellcheck_c_tests): Call the above.
21156 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21158 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
21160 2016-06-07 Jakub Jelinek <jakub@redhat.com>
21162 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
21163 Yv=Yv,C alternatives.
21165 2016-06-07 Richard Biener <rguenther@suse.de>
21168 * common.opt (ffast-math): Make Optimization.
21170 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
21171 Prachi Godbole <prachi.godbole@imgtec.com>
21173 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
21174 `fabs' and `fneg' type attributes.
21175 (p5600_fpu_fabs): Add `fmove' to the comment.
21177 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21179 * gimple.c: Include builtins.h
21180 (gimple_inexpensive_call_p): New function.
21181 * gimple.h (gimple_inexpensive_call_p): Declare.
21182 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
21183 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
21186 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
21188 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
21189 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
21190 warning_at_rich_loc, warning_n, pedwarn, permerror,
21191 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
21192 sorry, fatal_error, internal_error, internal_error_no_backtrace):
21195 2016-06-07 Richard Biener <rguenther@suse.de>
21197 PR tree-optimization/71428
21198 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
21199 BIT_FIELD_REF op vs. load.
21201 2016-06-07 Richard Biener <rguenther@suse.de>
21203 PR middle-end/71423
21204 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
21207 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
21209 * config/pa/pa.md (call): Generate indirect long calls to non-local
21210 functions on TARGET_64BIT.
21211 (call_value): Likewise.
21213 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
21215 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
21216 pattern and subsequent splitters.
21217 (call_val_reg_64bit_post_reload): Likewise.
21219 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
21221 PR middle-end/71408
21222 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
21223 propagate_op_to_single_use.
21225 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
21227 PR middle-end/71281
21228 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
21230 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
21232 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
21233 (enum x86_dirflag_state): New enum.
21234 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
21235 (machine_function): Remove needs_cld.
21236 (ix86_current_function_needs_cld): Remove.
21237 * config/i386/i386.c (ix86_set_func_type): Set
21238 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
21239 (ix86_expand_prologue): Do not emit CLD here.
21240 (ix86_dirflag_mode_needed): New function.
21241 (ix86_dirflag_mode_entry): Ditto.
21242 (ix86_mode_needed): Handle X86_DIRFLAG entity.
21243 (ix86_mode_after): Ditto.
21244 (ix86_mode_entry): Ditto.
21245 (ix86_mode_exit): Ditto.
21246 (ix86_emit_mode_set): Ditto.
21247 * config/i386/i386.md (strmov_singleop): Set
21248 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
21249 Do not set ix86_current_function_needs_cld.
21251 (strset_singleop): Ditto.
21253 (cmpstrnqi_nz_1): Ditto.
21254 (cmpstrnqi_1): Ditto.
21255 (strlenqi_1): Ditto.
21257 2016-06-06 Jakub Jelinek <jakub@redhat.com>
21259 PR tree-optimization/71259
21260 * tree-vect-slp.c (vect_get_constant_vectors): For
21261 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
21262 one for constant op, and use COND_EXPR for non-constant.
21264 2016-06-06 David Malcolm <dmalcolm@redhat.com>
21266 * Makefile.in (OBJS): Add function-tests.o,
21267 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
21268 selftest-run-tests.o.
21269 (OBJS-libcommon): Add selftest.o.
21270 (OBJS-libcommon-target): Add selftest.o.
21271 (all.internal): Add "selftest".
21272 (all.cross): Likewise.
21273 (selftest): New phony target.
21274 (s-selftest): New target.
21275 (selftest-gdb): New phony target.
21276 (COLLECT2_OBJS): Add selftest.o.
21277 * bitmap.c: Include "selftest.h".
21278 (selftest::test_gc_alloc): New function.
21279 (selftest::test_set_range): New function.
21280 (selftest::test_clear_bit_in_middle): New function.
21281 (selftest::test_copying): New function.
21282 (selftest::test_bitmap_single_bit_set_p): New function.
21283 (selftest::bitmap_c_tests): New function.
21284 * common.opt (fself-test): New.
21285 * diagnostic-show-locus.c: Include "selftest.h".
21286 (make_range): New function.
21287 (test_range_contains_point_for_single_point): New function.
21288 (test_range_contains_point_for_single_line): New function.
21289 (test_range_contains_point_for_multiple_lines): New function.
21290 (assert_eq): New function.
21291 (test_get_line_width_without_trailing_whitespace): New function.
21292 (selftest::diagnostic_show_locus_c_tests): New function.
21293 * et-forest.c: Include "selftest.h".
21294 (selftest::test_single_node): New function.
21295 (selftest::test_simple_tree): New function.
21296 (selftest::test_disconnected_nodes): New function.
21297 (selftest::et_forest_c_tests): New function.
21298 * fold-const.c: Include "selftest.h".
21299 (selftest::assert_binop_folds_to_const): New function.
21300 (selftest::assert_binop_folds_to_nonlvalue): New function.
21301 (selftest::test_arithmetic_folding): New function.
21302 (selftest::fold_const_c_tests): New function.
21303 * function-tests.c: New file.
21304 * gimple.c: Include "selftest.h".
21305 Include "gimple-pretty-print.h".
21306 (selftest::verify_gimple_pp): New function.
21307 (selftest::test_assign_single): New function.
21308 (selftest::test_assign_binop): New function.
21309 (selftest::test_nop_stmt): New function.
21310 (selftest::test_return_stmt): New function.
21311 (selftest::test_return_without_value): New function.
21312 (selftest::gimple_c_tests): New function.
21313 * hash-map-tests.c: New file.
21314 * hash-set-tests.c: New file.
21315 * input.c: Include "selftest.h".
21316 (selftest::assert_loceq): New function.
21317 (selftest::test_accessing_ordinary_linemaps): New function.
21318 (selftest::test_unknown_location): New function.
21319 (selftest::test_builtins): New function.
21320 (selftest::test_reading_source_line): New function.
21321 (selftest::input_c_tests): New function.
21322 * rtl-tests.c: New file.
21323 * selftest-run-tests.c: New file.
21324 * selftest.c: New file.
21325 * selftest.h: New file.
21326 * spellcheck.c: Include "selftest.h".
21327 (selftest::levenshtein_distance_unit_test_oneway): New function,
21328 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
21329 (selftest::levenshtein_distance_unit_test): Likewise.
21330 (selftest::spellcheck_c_tests): Likewise.
21331 * toplev.c: Include selftest.h.
21332 (toplev::run_self_tests): New.
21333 (toplev::main): Handle -fself-test.
21334 * toplev.h (toplev::run_self_tests): New.
21335 * tree.c: Include "selftest.h".
21336 (selftest::test_integer_constants): New function.
21337 (selftest::test_identifiers): New function.
21338 (selftest::test_labels): New function.
21339 (selftest::tree_c_tests): New function.
21340 * tree-cfg.c: Include "selftest.h".
21341 (selftest::push_fndecl): New function.
21342 (selftest::test_linear_chain): New function.
21343 (selftest::test_diamond): New function.
21344 (selftest::test_fully_connected): New function.
21345 (selftest::tree_cfg_c_tests): New function.
21346 * vec.c: Include "selftest.h".
21347 (selftest::safe_push_range): New function.
21348 (selftest::test_quick_push): New function.
21349 (selftest::test_safe_push): New function.
21350 (selftest::test_truncate): New function.
21351 (selftest::test_safe_grow_cleared): New function.
21352 (selftest::test_pop): New function.
21353 (selftest::test_safe_insert): New function.
21354 (selftest::test_ordered_remove): New function.
21355 (selftest::test_unordered_remove): New function.
21356 (selftest::test_block_remove): New function.
21357 (selftest::reverse_cmp): New function.
21358 (selftest::test_qsort): New function.
21359 (selftest::vec_c_tests): New function.c.
21360 * wide-int.cc: Include selftest.h and wide-int-print.h.
21361 (selftest::from_int <wide_int>): New function.
21362 (selftest::from_int <offset_int>): New function.
21363 (selftest::from_int <widest_int>): New function.
21364 (selftest::assert_deceq): New function.
21365 (selftest::assert_hexeq): New function.
21366 (selftest::test_printing <VALUE_TYPE>): New function template.
21367 (selftest::test_ops <VALUE_TYPE>): New function template.
21368 (selftest::test_comparisons <VALUE_TYPE>): New function template.
21369 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
21371 (selftest::wide_int_cc_tests): New function.
21373 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21375 PR middle-end/37780
21376 * ifcvt.c (noce_try_ifelse_collapse): New function.
21378 (noce_process_if_block): Call noce_try_ifelse_collapse.
21379 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
21380 (simplify_ternary_operation): Use the above to simplify
21381 conditional CLZ/CTZ expressions.
21383 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21385 PR middle-end/37780
21386 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
21387 define_insn_and_split.
21389 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21391 PR middle-end/37780
21392 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
21394 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
21397 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
21398 Implicitly clobber memory for basic asm with non-empty assembler
21399 string. Use targetm.md_asm_adjust also here.
21400 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
21401 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
21402 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
21403 non-empty assembler string.
21404 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
21405 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
21406 (decode_asm_operands): Handle basic asm in PARALLEL block.
21407 (extract_insn): Handle basic asm in PARALLEL block.
21408 * doc/extend.texi: Mention new behavior of basic asm.
21409 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
21410 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
21411 branch_needs_nop_p): Use asm_noperands.
21413 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
21415 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
21416 Include the M7 SPARC DFA scheduler.
21417 New attribute v3pipe.
21418 Annotate insns with v3pipe where appropriate.
21419 Define cpu_feature vis4.
21420 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
21421 Add (V8QI "8") to vbits.
21422 Add insns {add,sub}v8qi3
21423 Add insns ss{add,sub}v8qi3
21424 Add insns us{add,sub}{v8qi,v4hi}3
21425 Add insns {min,max}{v8qi,v4hi,v2si}3
21426 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
21427 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
21428 * config/sparc/niagara4.md: Add a comment explaining the
21429 discrepancy between the documented latenty numbers and the
21431 * config/sparc/niagara7.md: New file.
21432 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
21433 supports SPARC5 and VIS 4.0 instructions.
21434 * configure: Regenerate.
21435 * config.in: Likewise.
21436 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
21437 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
21438 TARGET_CPU_niagara7.
21439 (ASM_CPU64_DEFAULT_SPEC): Likewise.
21440 (CPP_CPU_SPEC): Handle niagara7.
21441 (ASM_CPU_SPEC): Likewise.
21442 * config/sparc/sparc-opts.h (processor_type): Add
21443 PROCESSOR_NIAGARA7.
21444 (mvis4): New option.
21445 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
21446 (AS_NIAGARA7_FLAG): Define.
21447 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
21448 (CPP_CPU64_DEFAULT_SPEC): Likewise.
21449 (CPP_CPU_SPEC): Handle niagara7.
21450 (ASM_CPU_SPEC): Likewise.
21451 * config/sparc/sparc.c (niagara7_costs): Define.
21452 (sparc_option_override): Handle niagara7 and adjust cache-related
21453 parameters with better values for niagara cpus. Also support VIS4.
21454 (sparc32_initialize_trampoline): Likewise.
21455 (sparc_use_sched_lookahead): Likewise.
21456 (sparc_issue_rate): Likewise.
21457 (sparc_register_move_cost): Likewise.
21458 (dump_target_flag_bits): Support VIS4.
21459 (sparc_vis_init_builtins): Likewise.
21460 (sparc_builtins): Likewise.
21461 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
21463 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
21465 * config/sparc/sparc.opt (sparc_processor_type): New value
21467 * config/sparc/visintrin.h (__attribute__): Prototypes for the
21469 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
21471 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
21474 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
21476 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
21478 2016-06-06 Richard Biener <rguenther@suse.de>
21480 PR tree-optimization/71398
21481 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
21484 2016-06-05 James Bowman <james.bowman@ftdichip.com>
21486 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
21487 ft32_expand_prolog, ft32_expand_epilogue):
21488 Handle pretend_args.
21489 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
21490 * config/ft32/ft32.md: Add pretend_returner.
21492 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
21495 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
21496 Copy op1 RTX to avoid invalid sharing.
21497 (ix86_expand_vector_move_misalign): Ditto.
21499 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
21501 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
21504 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21506 * predict.c (predicted_by_loop_heuristics_p): New function.
21507 (predict_iv_comparison): Use it.
21508 (predict_loops): Walk from innermost loops; do not predict edges
21509 leaving multiple loops multiple times; implement
21510 PRED_LOOP_ITERATIONS_MAX heuristics.
21511 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
21513 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21515 * cfg.c (check_bb_profile): Do not report mismatched profiles when
21516 only edges out of BB are EH edges.
21518 2016-06-04 Martin Sebor <msebor@redhat.com>
21519 Marcin Baczyński <marbacz@gmail.com>
21522 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
21523 a void expression in a void function.
21525 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21527 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
21528 aux; dump reasons of decisions.
21529 (should_duplicate_loop_header_p): Likewise.
21530 (do_while_loop_p): Likewise.
21531 (ch_base::copy_headers): Dump asi num insns duplicated.
21533 2016-06-04 Jakub Jelinek <jakub@redhat.com>
21535 PR tree-optimization/71405
21536 * tree-ssa.c (execute_update_addresses_taken): For clobber with
21537 incompatible type, build a new clobber with the right type instead
21538 of building a VIEW_CONVERT_EXPR around it.
21540 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21542 PR tree-optimization/52171
21543 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
21544 by_pieces_ninsns instead of move_by_pieces_ninsns.
21546 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21548 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
21549 for reg+reg addressing mode.
21551 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21553 * rs6000-c.c (c/c-tree.h): Add #include.
21554 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
21555 in C++ when found in the base position of vec_ld or vec_st.
21557 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21559 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
21560 use of profile unless profile status is PROFILE_READ.
21561 * profile.c (compute_branch_probabilities): Set profile status
21562 only after reporting predictor hitrates.
21564 2016-06-03 Joseph Myers <joseph@codesourcery.com>
21568 * common.opt (ffp-int-builtin-inexact): New option.
21569 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
21570 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
21571 (ceil@var{m}2): Document dependence on this option.
21572 * ipa-inline-transform.c (inline_call): Handle
21573 flag_fp_int_builtin_inexact.
21574 * ipa-inline.c (can_inline_edge_p): Likewise.
21575 * config/i386/i386.md (rintxf2): Do not test
21576 flag_unsafe_math_optimizations.
21577 (rint<mode>2_frndint): New define_insn.
21578 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
21579 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
21580 for 387 instead of extending and truncating.
21581 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
21582 !flag_trapping_math instead of flag_unsafe_math_optimizations.
21583 Change to frndint<mode>2_<rounding>.
21584 (frndintxf2_<rounding>_i387): Likewise. Change to
21585 frndint<mode>2_<rounding>_i387.
21586 (<rounding_insn>xf2): Likewise.
21587 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
21588 !flag_trapping_math instead of flag_unsafe_math_optimizations for
21589 x87. Test TARGET_ROUND || !flag_trapping_math ||
21590 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
21591 SSE. Use ROUND_NO_EXC in constant operand of
21592 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
21593 for 387 instead of extending and truncating.
21595 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
21596 Julia Koval <julia.koval@intel.com>
21608 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
21609 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
21610 all registers, except for function return registers if there are
21611 no caller-saved registers.
21612 (ix86_set_func_type): New function.
21613 (ix86_set_current_function): Call ix86_set_func_type to set
21614 no_caller_saved_registers and func_type. Call reinit_regs if
21615 caller-saved registers are changed. Don't allow MPX, SSE, MMX
21616 nor x87 instructions in interrupt handler nor function with
21617 no_caller_saved_registers attribute.
21618 (ix86_function_ok_for_sibcall): Return false if there are no
21619 caller-saved registers.
21620 (type_natural_mode): Don't warn ABI change for MMX in interrupt
21622 (ix86_function_arg_advance): Skip for callee in interrupt handler.
21623 (ix86_function_arg): Return special arguments in interrupt handler.
21624 (ix86_promote_function_mode): Promote pointer to word_mode only
21625 for normal functions.
21626 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
21628 (ix86_epilogue_uses): New function.
21629 (ix86_hard_regno_scratch_ok): Likewise.
21630 (ix86_save_reg): Preserve all registers in interrupt handler
21631 after reload. Preserve all registers, except for function return
21632 registers, if there are no caller-saved registers after reload.
21633 (find_drap_reg): Always use callee-saved register if there are
21634 no caller-saved registers.
21635 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
21636 for interrupt handler.
21637 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
21638 Emit cld instruction if stringops are used in interrupt handler
21639 or interrupt handler isn't a leaf function.
21640 (ix86_expand_epilogue): Generate interrupt return for interrupt
21641 handler and pop the 'ERROR_CODE' off the stack before interrupt
21642 return in exception handler.
21643 (ix86_expand_call): Disallow calling interrupt handler directly.
21644 If there are no caller-saved registers, mark all registers that
21645 are clobbered by the call which returns as clobbered.
21646 (ix86_handle_no_caller_saved_registers_attribute): New function.
21647 (ix86_handle_interrupt_attribute): Likewise.
21648 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
21650 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
21651 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
21652 accumulation in interrupt function if stack may be realigned to
21654 (EPILOGUE_USES): New.
21655 (function_type): New enum.
21656 (machine_function): Add func_type and no_caller_saved_registers.
21657 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
21658 (interrupt_return): New pattern.
21659 * doc/extend.texi: Document x86 interrupt and
21660 no_caller_saved_registers attributes.
21662 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
21664 PR tree-optimization/52171
21665 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
21666 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
21667 Look for constant strings. Move some code to emit_block_cmp_hints
21669 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
21670 * defaults.h (COMPARE_MAX_PIECES): New macro.
21671 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
21672 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
21673 (clear_by_pieces_1): Don't declare. Move definition before use.
21674 (can_do_by_pieces): New static function.
21675 (can_move_by_pieces): Use it. Return bool.
21676 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
21677 OP. All callers changed. Handle COMPARE_BY_PIECES.
21678 (class pieces_addr); New.
21679 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
21680 pieces_addr::adjust, pieces_addr::increment_address,
21681 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
21683 (class op_by_pieces_d): New.
21684 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
21686 (class move_by_pieces_d, class compare_by_pieces_d,
21687 class store_by_pieces_d): New subclasses of op_by_pieces_d.
21688 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
21689 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
21690 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
21691 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
21692 compare_by_pieces_d::finish_mode): New member functions.
21693 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
21695 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
21696 (emit_block_cmp_hints): New function.
21697 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
21698 use the newly defined classes.
21699 * expr.h (by_pieces_constfn): New typedef.
21700 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
21701 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
21702 (move_by_pieces_ninsns): Don't declare.
21703 (can_move_by_pieces): Change return value to bool.
21704 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
21705 (compare_by_pieces_branch_ratio): New hook.
21706 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
21707 (by_pieces_ninsns): Declare.
21708 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
21710 (default_compare_by_pieces_branch_ratio): New function.
21711 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
21712 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
21713 * doc/tm.texi: Regenerate.
21714 * tree-ssa-strlen.c: Include "builtins.h".
21715 (handle_builtin_memcmp): New static function.
21716 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
21717 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
21719 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21721 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
21722 relevant stmts which are simple and invariant.
21723 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
21724 instead of simple and invariant
21726 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21728 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
21729 (vectorizable_reduction): Check for new relevant state.
21730 (vectorizable_live_operation): vectorize live stmts using
21731 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
21732 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
21733 (vect_stmt_relevant_p): Check for stmts which are only used live.
21734 (process_use): Use of a stmt does not inherit it's live value.
21735 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
21736 (vect_analyze_stmt): Check for new relevant state.
21737 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
21738 outside the loop, but not inside it.
21740 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21742 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
21743 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
21744 (vect_get_vec_def_for_operand): Split out code.
21746 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
21748 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
21750 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21752 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
21754 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21756 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
21758 2016-06-03 Jakub Jelinek <jakub@redhat.com>
21760 PR middle-end/71387
21761 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
21762 to noreturn e->callee->decl that has void return type and void
21763 arguments, adjust gimple_call_fntype and remove lhs even if it had
21764 previously addressable type.
21766 2016-06-02 Jeff Law <law@redhat.com>
21768 PR tree-optimization/71328
21769 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
21770 error when checking for a jump back onto the copied path.
21772 2016-06-02 David Malcolm <dmalcolm@redhat.com>
21774 * config/microblaze/microblaze.c (get_branch_target): Add return
21775 NULL_RTX for the non-CALL_P case.
21776 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
21777 (insert_wic): Remove unused local "j".
21779 2016-06-02 Martin Liska <mliska@suse.cz>
21781 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
21783 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
21784 Julia Koval <julia.koval@intel.com>
21786 * function.c (assign_parm_setup_stack): Force source into a
21787 register if needed.
21788 * target.def (function_incoming_arg): Update documentation to
21789 allow arbitrary address computation based on hard register.
21790 * doc/tm.texi: Regenerated.
21792 2016-06-02 Martin Liska <mliska@suse.cz>
21794 * predict.c (combine_predictions_for_bb): Fix first match in
21795 cases where a first predictor contains more than one occurence
21796 in list of predictors. Take the best value in such case.
21798 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21800 PR rtl-optimization/71295
21801 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
21802 offset would go over the size of the inner mode reject it.
21804 2016-06-02 Jakub Jelinek <jakub@redhat.com>
21806 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
21807 x=x,x and v=v,m instead of x=x,m.
21809 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
21810 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
21811 alternative to v=rm,C.
21813 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
21814 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
21815 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
21816 instead of vex for the last two above mentioned alternatives.
21818 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21821 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
21823 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
21825 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
21827 2016-06-01 David Malcolm <dmalcolm@redhat.com>
21829 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
21830 from int to unsigned.
21832 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21834 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
21835 alternatives, eliminating preferred register class. Add support
21836 for the MTVSRDD instruction in ISA 3.0.
21837 (vsx_splat_v4si_internal): Use splat_input_operand instead of
21838 reg_or_indexed_operand.
21839 (vsx_splat_v4sf_internal): Likewise.
21841 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21844 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
21845 for loading up all 0's or all 1's.
21847 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
21849 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
21851 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
21853 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
21855 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
21856 * gcc.c (set_source_date_epoch_envvar): New function, sets
21857 the SOURCE_DATE_EPOCH environment variable to the current time.
21859 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21861 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
21862 the factor for live Phi nodes.
21864 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21866 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
21867 * tree-parloops.c (parallelize_loops): likewise.
21868 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
21869 tree_unswitch_outer_loop): likewise.
21871 2016-06-01 Jakub Jelinek <jakub@redhat.com>
21873 PR middle-end/71371
21874 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
21875 around creation of the temporary.
21877 2016-06-01 Richard Biener <rguenther@suse.de>
21879 PR tree-optimization/71366
21880 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
21881 (unloop_loops): Move removing edges here ...
21882 (try_unroll_loop_completely): ... from here.
21883 (try_peel_loop): ... and here.
21884 (tree_unroll_loops_completely_1): Track parent loops via
21885 bitmap of header BBs.
21886 (tree_unroll_loops_completely): Adjust for that.
21888 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
21890 * config/rs6000/altivec.h (vec_slv): New macro.
21891 (vec_srv): New macro.
21892 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
21893 (UNSPEC_VSRV): New value.
21896 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
21897 (vsrv): New builtin definition.
21898 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
21899 define argument types for new builtin.
21900 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
21902 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
21905 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
21906 Jocelyn Mayer <l_indien@magic.fr>
21909 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
21910 detect processor family for signature_CENTAUR_ebx.
21911 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
21912 signature_CENTAUR_ebx.
21913 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
21914 <default>: Pass x86-64 for has_longmode.
21916 2016-06-01 Nathan Sidwell <nathan@acm.org>
21918 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
21921 2016-06-01 Richard Biener <rguenther@suse.de>
21923 PR tree-optimization/71261
21924 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
21925 of stmts successfully put in the bool pattern. Remove
21926 single-use restriction.
21927 (adjust_bool_pattern_cast): Add cast at the use site via the
21928 pattern def sequence.
21929 (adjust_bool_pattern): Remove recursion, maintain a hash-map
21930 of patterned defs. Use the pattern def seqence instead of
21931 multiple independent patterns.
21932 (sort_after_uid): New qsort compare function.
21933 (adjust_bool_stmts): New function to process stmts in the bool
21934 pattern in IL order.
21935 (vect_recog_bool_pattern): Adjust.
21936 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
21937 (ifcvt_walk_pattern_tree): Likewise.
21938 (stmt_is_root_of_bool_pattern): Likewise.
21939 (ifcvt_repair_bool_pattern): Likewise.
21940 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
21942 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21944 * loop-unroll.c (decide_unroll_constant_iterations,
21945 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
21946 likely upper bounds.
21947 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
21949 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
21951 * tree-core.h (enum omp_clause_code): Remove
21952 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
21954 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21956 * config/arm/sync.md (arm_store_exclusive<mode>):
21957 Use 'H' output modifier on operands[2] rather than creating a new
21958 entry in out-of-bounds memory of the operands array.
21959 (arm_store_release_exclusivedi): Likewise.
21961 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21963 * config/arm/arm.c (arm_fusion_enabled_p): New function.
21964 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
21965 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
21966 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21968 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21970 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
21971 into account live statements for mask producers.
21973 2016-06-01 Richard Biener <rguenther@suse.de>
21975 PR tree-optimization/71311
21976 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
21977 restrict to non-INTEGER_CST @0.
21979 2016-06-01 Richard Biener <rguenther@suse.de>
21981 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
21982 (relational patterns): Use :c to avoid pattern duplications.
21984 2016-06-01 Richard Biener <rguenther@suse.de>
21986 * genmatch.c (comparison_code_p): New predicate.
21987 (swap_tree_comparison): New function.
21988 (commutate): Add for_vec parameter to append new for entries.
21989 Support commutating relational operators by swapping it alongside
21991 (lower_commutative): Adjust.
21992 (dt_simplify::gen): Do not pass artificial operators to gen
21994 (decision_tree::gen): Do not add artificial operators as parameters.
21995 (parser::parse_expr): Verify operator commutativity when :c is
21996 applied. Allow :C to override this.
21997 * match.pd: Adjust patterns to use :C instead of :c where required.
21999 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
22001 PR tree-optimization/71077
22002 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
22003 the combining step, use boolean_false_node and boolean_true_node
22004 as the designated false/true return values.
22006 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
22008 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
22009 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
22010 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
22013 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
22015 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
22016 of flags impliying the register renaming.
22017 * toplev.c (process_options): Do not imply flag_rename_registers with
22020 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22022 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
22023 default implementation.
22025 2016-05-31 Nathan Sidwell <nathan@acm.org>
22027 * dwarf2out.c (cur_line_info_table): Add GTY marker.
22029 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22031 * config/sh/constraints.md (b): Remove constraint.
22032 * config/sh/predicates.md (arith_reg_operand): Remove
22034 * config/sh/sh-modes.def (PDI): Remove.
22035 * config/sh/sh.c (sh_target_reg_class,
22036 sh_optimize_target_register_callee_saved): Remove functions.
22037 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
22038 (sh_expand_epilogue): Update comment.
22039 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
22040 sh_secondary_reload): Remove TARGET_REGS related code.
22041 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
22042 TARGET_REGISTER_P): Remove macros.
22043 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
22044 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
22045 TR1_REG, TR2_REG): Remove constants.
22046 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
22048 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22050 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
22051 define_expand patterns.
22052 (adddi3_compact): Rename to adddi3.
22053 (subdi3_compact): Rename to subdi3.
22054 (*negdi2): Rename to negdi2.
22055 (*abs<mode>2): Rename to abs<mode>2.
22057 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22059 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
22060 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
22061 (atomic_sub_fetchsi): ... this new pattern.
22062 (mvtc): Add CC_REG clobber.
22064 2016-05-31 Marek Polacek <polacek@redhat.com>
22066 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
22068 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22070 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
22071 aarch64_fusion_enabled_p to check for fusion capabilities.
22073 2016-05-31 Richard Biener <rguenther@suse.de>
22075 PR tree-optimization/71352
22076 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
22077 minus one and a negate.
22079 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22081 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
22082 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
22084 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
22085 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
22086 Remove use of aarch64_simd_attr_length_move, set length attribute
22088 (*aarch64_be_movoi): Likewise.
22089 (*aarch64_be_movci): Likewise.
22090 (*aarch64_be_movxi): Likewise.
22092 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
22094 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
22095 It no longer does that.
22096 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
22098 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
22100 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
22101 attribute __unused__.
22103 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
22105 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
22106 * config/arm/arm.c (arm_arch_thumb1): Define.
22107 (arm_option_override): Initialize arm_arch_thumb1.
22108 * config/arm/arm.h (arm_arch_thumb1): Declare.
22109 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
22110 support Thumb-1 ISA.
22112 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
22115 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
22116 `Yv' for scalar operand.
22118 2016-05-31 Tom de Vries <tom@codesourcery.com>
22120 PR tree-optimization/69068
22121 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
22122 phis with more than two args.
22124 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
22126 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
22127 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
22130 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
22132 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
22134 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22136 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
22137 cpu_32, cpu_64, tune_32 and tune_64.
22138 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
22140 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
22142 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
22144 2016-05-30 Andi Kleen <ak@linux.intel.com>
22146 * auto-profile.c (read_profile): Replace asserts with errors
22147 when file does not exist.
22148 * gcov-io.c (gcov_read_words): Dito.
22150 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22152 * tree-cfg.c (print_loop): Print likely upper bounds.
22154 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22156 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
22157 * opts.c (default_options): Enable peel loops at -O3.
22158 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
22159 (try_peel_loop): Do not re-peel already peeled loops;
22160 use likely upper bounds; fix profile updating.
22161 (pass_complete_unroll::execute): Initialize peeled_loops.
22163 2016-05-30 Martin Liska <mliska@suse.cz>
22165 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
22166 computed costs by frequency of BB they belong to.
22167 (get_scaled_computation_cost_at): New function.
22169 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
22170 Marc Glisse <marc.glisse@inria.fr>
22172 PR tree-optimization/71289
22173 * match.pd (-1 / B < A, A > -1 / B): New transformations.
22175 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22177 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
22179 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22181 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
22182 for peeled copies; avoid underflow when updating estimates; correctly
22183 scale loop profile.
22185 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22187 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
22188 r236875. Corrected oe3 to oe2 as obvious.
22190 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22192 PR middle-end/71269
22193 PR middle-end/71252
22194 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
22195 that inserted stmt will not dominate stmts that defines its operand.
22196 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
22197 (rewrite_expr_tree_parallel): Likewise.
22199 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22201 PR middle-end/71252
22202 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
22203 all fields including stmt_to_insert are swapped.
22205 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22207 * predict.h (force_edge_cold): Declare.
22208 * predict.c (force_edge_cold): New function.
22209 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
22211 (canonicalize_loop_induction_variables): Fix formating.
22213 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
22215 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
22216 (visium_expand_copysign): Use gen_int_mode directly.
22217 (visium_compute_frame_size): Minor tweaks.
22219 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22221 * tree-vect-loop.c (vect_analyze_loop_2): Use
22222 likely_max_stmt_executions_int.
22224 2016-05-30 Tom de Vries <tom@codesourcery.com>
22226 PR tree-optimization/69067
22227 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
22229 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
22232 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
22233 New peepholes to remove unneeded fild/fistp pairs.
22234 (define_peephole2 atomic_loaddi_fpu): Ditto.
22236 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22238 * predict.c (maybe_hot_frequency_p): Avoid division.
22240 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
22242 * doc/install.texi: Use https for shop.fsf.org.
22244 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22246 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
22247 likely_max_stmt_executions_int.
22249 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22251 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
22252 likely_max_stmt_executions_int.
22254 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22256 * profile.c (compute_branch_probabilities): Do not report hitrates
22258 (branch_prob): Report hitrates here.
22259 * predict.c (gimple_predict_edge): Do not assert profile status;
22260 fix formatting issues.
22262 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22264 * predict.c (edge_predicted_by_p): New function.
22265 (predict_paths_for_bb): Do not put multiple predictions of the same type
22268 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22270 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
22273 2016-05-28 Alan Modra <amodra@gmail.com>
22275 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
22277 2016-05-28 Alan Modra <amodra@gmail.com>
22279 PR rtl-optimization/71275
22280 * ira.c (ira): Free dominance info.
22282 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
22284 * doc/sourcebuild.texi: New address for upstream Go repository.
22286 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
22288 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
22289 (TARGET_ARM_V7M): Likewise.
22291 2016-05-26 Jeff Law <law@redhat.com>
22293 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
22294 (thread_across_edge): Remove calls to find_jump_threads_backwards.
22295 * passes.def: Add jump threading passes before DOM/VRP.
22296 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
22297 argument to a basic block from an edge. Remove tests which are
22299 (pass_data_thread_jumps, class pass_thread_jumps): New.
22300 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
22301 (make_pass_thread_jumps): Likewise.
22302 * tree-pass.h (make_pass_thread_jumps): Declare.
22304 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
22306 * config/visium/visium-protos.h (split_double_move): Rename into...
22307 (visium_split_double_move): ...this.
22308 (visium_split_double_add): Declare.
22309 * config/visium/visium.c (split_double_move): Rename into...
22310 (visium_split_double_move): ...this.
22311 (visium_split_double_add): New function.
22312 (visium_expand_copysign): Renumber operands for consistency.
22313 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
22314 (DFmode move splitter): Likewise.
22315 (*addi3_insn): Split by means of visium_split_double_add.
22316 (*adddi3_insn_flags): Delete.
22317 (*plus_plus_sltu<subst_arith>): New insn.
22318 (*subdi3_insn): Split by means of visium_split_double_add.
22319 (subdi3_insn_flags): Delete.
22320 (*minus_minus_sltu<subst_arith>): New insn.
22321 (*negdi2_insn): Split by means of visium_split_double_add.
22322 (*negdi2_insn_flags): Delete.
22324 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
22326 * configure.ac: Treat a --with-headers option without argument
22327 the same as the default (i.e. consult sys-include directory).
22328 * configure: Regenerate.
22330 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22332 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
22333 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
22335 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
22336 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
22338 2016-05-27 Jiong Wang <jiong.wang@arm.com>
22341 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
22342 tree-stdarg analysis results.
22343 (aarch64_setup_incoming_varargs): Likewise.
22345 2016-05-27 Jiong Wang <jiong.wang@arm.com>
22347 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
22348 va_list_gpr_counter_field and va_list_fpr_counter_field.
22350 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
22353 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
22354 * config/aarch64/aarch64.c
22355 (aarch64_cannot_change_mode_class): Remove function.
22356 * config/aarch64/aarch64-protos.h
22357 (aarch64_cannot_change_mode_class): Remove.
22359 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22361 * cfgloop.c (record_niter_bound): Record likely upper bounds.
22362 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
22363 get_likely_max_loop_iterations_int): New.
22364 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
22365 any_likely_upper_bound.
22366 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
22368 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
22369 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
22371 (unroll_loop_constant_iterations): Likewise.
22372 (unroll_loop_runtime_iterations): Likewise.
22373 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
22374 * lto-streamer-out.c (output_cfg): Likewise.
22375 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
22377 (canonicalize_loop_induction_variables): Dump likely upper bounds.
22378 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
22379 (likely_max_loop_iterations): New.
22380 (likely_max_loop_iterations_int): New.
22381 (likely_max_stmt_executions): New.
22382 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
22383 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
22384 likely_max_stmt_executions): Declare.
22386 2016-05-27 Marek Polacek <polacek@redhat.com>
22388 PR middle-end/71308
22389 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
22391 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22393 * config/s390/s390.md (2x risbg splitters): Use
22394 reg_overlap_mentioned_p instead of rtx_equal_p.
22396 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
22398 * combine.c (make_compound_operation): Take known zero bits into
22399 account when checking for possible zero_extend.
22401 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22403 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
22404 Use const_int_operand for operand 2 predicate. Simplify expand code
22407 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
22409 PR middle-end/71279
22410 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
22413 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22415 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
22416 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
22417 that returns CC_SESWPmode and CC_ZESWPmode.
22418 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
22420 (aarch64_rtx_costs): Likewise.
22422 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
22424 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
22425 for ISA 3.0 min/max support.
22426 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
22427 conditional move support.
22428 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
22429 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
22431 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
22432 conditional moves where the comparison type is different from move
22434 (fp_minmax): New code iterator for smin/smax.
22435 (minmax): New code attributes for min/max.
22436 (SMINMAX): Likewise.
22437 (smax<mode>3): Combine min, max insns into one insn using the
22438 fp_minmax code iterator. Add support for ISA 3.0 min/max
22439 instructions that don't need -ffast-math.
22440 (s<minmax><mode>3): Likewise.
22441 (smax<mode>3_vsx): Likewise.
22442 (smin<mode>3): Likewise.
22443 (s<minmax><mode>3_vsx): Likewise.
22444 (smin<mode>3_vsx): Likewise.
22445 (pre-VSX min/max splitters): Likewise.
22446 (s<minmax><mode>3_fpr): Likewise.
22447 (movsfcc): Rewrite floating point conditional moves to combine
22448 SFmode/DFmode into a single insn.
22449 (mov<mode>cc): Likewise.
22450 (movdfcc): Likewise.
22451 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
22452 SFDF2 iterators to handle all combinations.
22453 (fseldfsf4): Likewise.
22454 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
22455 (fseldfdf4): Likewise.
22456 (fselsfdf4): Likewise.
22457 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
22458 comparison instructions that set a 0/-1 mask, and use it for
22459 floating point conditional move via XXSEL.
22460 (fpmask<mode>): Likewise.
22461 (xxsel<mode>): Likewise.
22462 * config/rs6000/predicates.md (min_max_operator): Delete, no
22464 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
22465 instructions that generate a 0/-1 mask for use with XXSEL.
22466 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
22467 say whether floating point min/max is available, either through
22468 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
22469 (TARGET_MINMAX_DF): Likewise.
22471 2016-05-27 Alan Modra <amodra@gmail.com>
22473 PR rtl-optimization/71275
22474 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
22475 for update_equiv_regs and combine_and_move_insns.
22477 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
22479 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
22480 if_then_else or cond RTXes to calculate attribute value.
22481 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
22482 <attr "length_immediate>: Ditto.
22483 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
22484 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
22485 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
22486 <attr "type">: Ditto.
22487 <attr "prefix_data16">: Ditto.
22488 <attr "prefix_extra">: Ditto.
22489 <attr "length_immediate">: Ditto.
22490 <attr "prefix">: Ditto.
22491 (vec_set<mode>_0) <attr "isa">: Ditto.
22492 <attr "prefix_extra">: Ditto.
22493 <attr "length_immediate">: Ditto.
22494 <attr "prefix">: Ditto.
22495 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
22496 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
22497 (sse2_storelpd) <attr "prefix_data16">: Ditto.
22498 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
22499 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
22500 <attr "length_immediate">: Ditto.
22501 <attr "prefix">: Ditto.
22502 (sse2_movsd) <attr "length_immediate">: Ditto.
22503 <attr "prefix">: Ditto.
22504 (vec_concatv2df) <attr "isa">: Ditto.
22505 <attr "prefix">: Ditto.
22506 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
22507 (*vec_extractv2di_1) <attr "isa">: Ditto.
22508 <attr "type">: Ditto.
22509 <attr "length_immediate">: Ditto.
22510 <attr "prefix_rex">: Ditto.
22511 <attr "prefix_extra">: Ditto.
22512 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
22513 <attr "prefix_extra">: Ditto.
22514 <attr "length_immediate">: Ditto.
22515 (vec_concatv2di) <attr "isa">: Ditto.
22516 <attr "prefix_extra">: Ditto.
22517 <attr "length_immediate">: Ditto.
22518 <attr "prefix">: Ditto.
22520 2016-05-26 Martin Liska <mliska@suse.cz>
22522 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
22524 (operator+): Likewise.
22525 (operator-): Likewise.
22526 (comp_cost::operator+=): Likewise.
22527 (comp_cost::operator-=): Likewise.
22528 (comp_cost::operator/=): Likewise.
22529 (comp_cost::operator*=): Likewise.
22530 (operator<): Likewise.
22531 (operator==): Likewise.
22532 (operator<=): Likewise.
22533 (new_cost): Remove.
22534 (infinite_cost_p): Likewise.
22535 (add_costs): Likewise.
22536 (sub_costs): Likewise.
22537 (compare_costs): Likewise.
22538 (set_group_iv_cost): Use the newly introduced functions.
22539 (get_address_cost): Likewise.
22540 (get_shiftadd_cost): Likewise.
22541 (force_expr_to_var_cost): Likewise.
22542 (split_address_cost): Likewise.
22543 (ptr_difference_cost): Likewise.
22544 (difference_cost): Likewise.
22545 (get_computation_cost_at): Likewise.
22546 (determine_group_iv_cost_generic): Likewise.
22547 (determine_group_iv_cost_address): Likewise.
22548 (determine_group_iv_cost_cond): Likewise.
22549 (autoinc_possible_for_pair): Likewise.
22550 (determine_group_iv_costs): Likewise.
22551 (cheaper_cost_pair): Likewise.
22552 (iv_ca_recount_cost): Likewise.
22553 (iv_ca_set_no_cp): Likewise.
22554 (iv_ca_set_cp): Likewise.
22555 (iv_ca_cost): Likewise.
22556 (iv_ca_new): Likewise.
22557 (iv_ca_dump): Likewise.
22558 (iv_ca_narrow): Likewise.
22559 (iv_ca_prune): Likewise.
22560 (iv_ca_replace): Likewise.
22561 (try_add_cand_for): Likewise.
22562 (try_improve_iv_set): Likewise.
22563 (find_optimal_iv_set): Likewise.
22565 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
22567 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
22568 that internal functions will clobber all caller-saved registers.
22570 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22572 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
22573 Return a better case_values_threshold when optimizing.
22575 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22577 * config/aarch64/aarch64-simd.md (aarch64_combinez):
22578 Add ? to integer variant.
22579 (aarch64_combinez_be): Likewise.
22581 2016-05-26 Jakub Jelinek <jakub@redhat.com>
22583 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
22584 instead of x constraint.
22585 (vcvtps2ph256<mask_name>): Likewise.
22587 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
22588 alternative. Formatting fix.
22590 * config/i386/sse.md
22591 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
22593 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
22594 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
22595 maybe_evex prefix instead of vex.
22596 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
22597 EXT_REX_SSE_REG_P (op0) case in the splitter.
22599 2016-05-25 Jeff Law <law@redhat.com>
22601 PR tree-optimization/71272
22602 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
22603 Update comments. Add test for empty path.
22605 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
22607 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
22608 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
22609 special case builtin.
22610 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
22611 code for ALTIVEC_BUILTIN_VEC_CMPNE.
22612 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
22613 for __builtin_vec_cmpne.
22615 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
22617 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
22618 redundant test and bail out if the type of the new operand is not
22619 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
22621 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22623 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
22624 (x_ix86_target_flags_explicit): Remove.
22625 * config/i386/i386.c (ix86_function_specific_save): Do not copy
22626 x_ix86_target_flags_explicit.
22627 (ix86_function_specific_restore): Ditto.
22629 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22630 H.J. Lu <hongjiu.lu@intel.com>
22633 * common/config/i386/i386-common.c
22634 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
22635 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
22636 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
22637 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
22638 (-mgeneral-regs-only): Add new option.
22639 * config/i386/i386.c (ix86_option_override_internal): Don't enable
22640 x87 instructions if only general registers are allowed.
22641 (ix86_target_string): Add ix86_flags argument. Handle additional
22642 flags options through ix86_flags argument. Update all callers.
22643 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
22645 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22647 PR rtl-optimization/66940
22648 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
22649 decrementing desired_val will not overflow before performing these
22652 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
22654 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
22655 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
22656 * config/i386/i386.c (enum ix86_builtins): Add
22657 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
22658 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
22659 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
22660 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
22661 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
22662 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
22663 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
22664 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
22665 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
22666 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
22667 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
22668 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
22669 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
22670 __builtin_ia32_cvtps2dq512_mask.
22671 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
22672 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
22673 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
22674 * config/i386/sse.md
22675 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
22677 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
22678 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
22680 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
22681 (avx512f_vec_pack_sfix_v8df): New define_expand.
22682 (avx512f_roundpd512): Rename to ...
22683 (avx512f_round<castmode>512): ... this. Change iterator.
22684 (avx512f_roundps512_sfix): New define_expand.
22685 (round<mode>2_sfix): Change iterator.
22687 2016-05-25 Nick Clifton <nickc@redhat.com>
22689 * config/msp430/msp430.c (msp430_attr): Produce an error if a
22690 static interrupt handler is detected.
22691 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
22692 default linker script.
22693 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
22694 the low part of a symbolic pointer.
22696 2016-05-25 Richard Biener <rguenther@suse.de>
22698 PR tree-optimization/71261
22699 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
22700 interesting stmt instead of immediate uses when looking
22701 for the use operand to replace.
22703 2016-05-25 Martin Liska <mliska@suse.cz>
22705 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
22707 2016-05-25 Richard Biener <rguenther@suse.de>
22709 PR tree-optimization/71264
22710 * tree-vect-stmts.c (vect_init_vector): Properly deal with
22713 2016-05-25 Martin Liska <mliska@suse.cz>
22715 PR tree-optimization/71239
22716 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
22717 if DECL_SIZE is NULL.
22719 2016-05-25 Richard Biener <rguenther@suse.de>
22721 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
22722 * tree-if-conv.c (pass_data_if_conversion): Use it.
22724 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
22726 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
22727 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
22728 * varpool.c (varpool_node::get_availability): Likewise.
22730 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22732 * config/rs6000/altivec.md (VNEG iterator): New iterator for
22733 VNEGW/VNEGD instructions.
22734 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
22735 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
22736 support for ISA 3.0 VNEGW/VNEGD instructions.
22738 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
22740 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
22741 pointers inside OACC_DATA regions.
22742 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
22743 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
22744 (gimplify_adjust_omp_clauses): Fix typo in comment.
22746 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22748 * config/rs6000/altivec.md (VParity): New mode iterator for vector
22749 parity built-in functions.
22750 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
22752 (p9v_parity<mode>2): Likewise.
22753 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
22755 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
22756 (parity<mode>2): ISA 3.0 expander for vector parity.
22757 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
22759 (BU_P9_64BIT_MISC_0): Likewise.
22760 (BU_P9_MISC_0): Likewise.
22761 (BU_P9V_AV_1): Likewise.
22762 (BU_P9V_AV_2): Likewise.
22763 (BU_P9V_AV_3): Likewise.
22764 (BU_P9V_AV_P): Likewise.
22765 (BU_P9V_VSX_1): Likewise.
22766 (BU_P9V_OVERLOAD_1): Likewise.
22767 (BU_P9V_OVERLOAD_2): Likewise.
22768 (BU_P9V_OVERLOAD_3): Likewise.
22769 (VCTZB): Add vector count trailing zeros support.
22773 (VPRTYBD): Add vector parity support.
22774 (VPRTYBQ): Likewise.
22775 (VPRTYBW): Likewise.
22776 (VCTZ): Add overloaded vector count trailing zeros support.
22777 (VPRTYB): Add overloaded vector parity support.
22778 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22779 overloaded vector count trailing zeros and parity instructions.
22780 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
22781 vector parity support.
22782 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
22783 trailing zeros support.
22784 (vec_cntlz): Likewise.
22785 (vec_vctzb): Likewise.
22786 (vec_vctzd): Likewise.
22787 (vec_vctzh): Likewise.
22788 (vec_vctzw): Likewise.
22789 (vec_vprtyb): Add ISA 3.0 vector parity support.
22790 (vec_vprtybd): Likewise.
22791 (vec_vprtybw): Likewise.
22792 (vec_vprtybq): Likewise.
22793 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
22794 the ISA 3.0 vector count trailing zeros and vector parity built-in
22797 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22799 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
22800 when there is stmt_to_insert.
22802 2016-05-24 Martin Sebor <msebor@redhat.com>
22805 * tree.h (complete_or_array_type_p): New inline function.
22807 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22809 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
22810 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
22811 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
22813 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
22814 Limit 1st alternative to noavx isa, split 2nd alternative into one
22815 noavx and one avx alternative, use *x and Bm in the former and
22816 x and m in the latter.
22818 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
22819 of sse4 for the first alternative, drop %v from the template
22820 and d operand modifier. Split second alternative into one sse4_noavx
22821 and one avx alternative, use *x instead of *v in the former and v
22822 instead of *v in the latter.
22823 (*sse4_1_extractps): Use noavx isa instead of * for the first
22824 alternative, drop %v from the template. Split second alternative into
22825 one noavx and one avx alternative, use *x instead of *v in the
22826 former and v instead of *v in the latter.
22827 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
22828 with noavx and the last one with avx.
22829 (sse4_1_phminposuw): Guard first alternative with noavx isa,
22830 split the second one into one noavx and one avx alternative,
22831 use *x and Bm in the former and x and m in the latter one.
22832 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
22835 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
22836 first two alternatives to noavx, use *x instead of *v in the second
22837 one, add avx alternative without *.
22838 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
22839 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
22840 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
22842 2016-05-24 Jeff Law <law@redhat.com>
22844 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
22845 New function, extracted from...
22846 (fsm_find_control_statement_thread_paths): Here. Use the new function.
22847 Allow simple copies and constant initializations in the SSA chain.
22849 2016-05-24 Marek Polacek <polacek@redhat.com>
22852 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
22855 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22858 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
22859 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
22860 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
22861 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
22862 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
22864 2016-05-24 Richard Biener <rguenther@suse.de>
22866 PR tree-optimization/71240
22867 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
22870 2016-05-24 Richard Biener <rguenther@suse.de>
22872 PR tree-optimization/71230
22873 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
22875 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22877 * tree-vectorizer.h (vectorizable_comparison): Delete.
22878 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
22879 PURE_SLP_STMT check.
22880 * tree-vect-stmts.c (vectorizable_call): Likewise.
22881 (vectorizable_simd_clone_call): Likewise.
22882 (vectorizable_conversion): Likewise.
22883 (vectorizable_assignment): Likewise.
22884 (vectorizable_shift): Likewise.
22885 (vectorizable_operation): Likewise.
22886 (vectorizable_load): Likewise.
22887 (vectorizable_condition): Likewise.
22888 (vectorizable_store): Likewise. Assert that we don't have
22890 (vectorizable_comparison): Make static. Remove redundant
22891 PURE_SLP_STMT check.
22892 (vect_transform_stmt): Assert that we always have an slp_node
22895 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22897 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
22898 operands[2] against 1 with comparison against CONST1_RTX.
22899 (<shift>di3_neon): Likewise.
22900 * config/arm/predicates.md (const0_operand): Replace with comparison
22901 against CONST0_RTX.
22903 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22905 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
22906 operands[2] against 1 with comparison against CONST1_RTX.
22907 (ashrdi3): Likewise.
22908 (lshrdi3): Likewise.
22909 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
22911 (ashrsi3): Likewise.
22912 (lshrsi3): Likewise.
22913 (rotrsi3): Likewise.
22914 (define_split above *compareqi_eq0): Likewise.
22915 (define_split above "prologue"): Likewise.
22916 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
22917 * config/arm/predicates.md (shift_operator): Likewise.
22918 (shift_nomul_operator): Likewise.
22919 (sat_shift_operator): Likewise.
22920 (thumb1_cmp_operand): Likewise.
22921 (const_neon_scalar_shift_amount_operand): Replace manual range
22922 check with IN_RANGE.
22923 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
22924 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
22926 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22928 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
22929 with HOST_WIDE_INT_1.
22931 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
22932 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
22933 (arm_canonicalize_comparison): Likewise.
22934 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
22936 (thumb1_size_rtx_costs): Likewise.
22937 (vfp_const_double_index): Replace cast of 1 to unsigned
22938 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22939 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
22941 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
22942 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22943 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
22944 HOST_WIDE_INT with HOST_WIDE_INT_1.
22946 2016-05-24 Marek Polacek <polacek@redhat.com>
22948 * tree-cfg.h (should_remove_lhs_p): New predicate.
22949 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
22950 * gimplify.c (gimplify_modify_expr): Likewise.
22951 * tree-cfg.c (verify_gimple_call): Likewise.
22952 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
22953 * gimple-fold.c: Include "tree-cfg.h".
22954 (gimple_fold_call): Use should_remove_lhs_p.
22956 2016-05-24 Richard Biener <rguenther@suse.de>
22958 PR tree-optimization/71253
22959 * cfganal.h (control_dependences): Make robust against edge
22961 (control_dependences::control_dependences): Remove edge_list argument.
22962 (control_dependences::get_edge): Remove.
22963 (control_dependences::get_edge_src): Add.
22964 (control_dependences::get_edge_dest): Likewise.
22965 (control_dependences::m_el): Make a vector of edge src/dest index.
22966 * cfganal.c (control_dependences::find_control_dependence): Adjust.
22967 (control_dependences::control_dependences): Likewise.
22968 (control_dependences::~control_dependence): Likewise.
22969 (control_dependences::get_edge): Remove.
22970 (control_dependences::get_edge_src): Add.
22971 (control_dependences::get_edge_dest): Likewise.
22972 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
22974 (perform_tree_ssa_dce): Adjust.
22975 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
22977 (pass_loop_distribution::execute): Adjust. Do loop destroying
22978 conditional on changed.
22980 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22983 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
22984 return. Reindent transformation comment and mention the ARM state
22987 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22989 PR middle-end/71252
22990 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
22991 after build_and_add_sum creates new use stmt.
22993 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22995 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
22996 load_lanes/grouped_load classification comes first. Don't check
22997 whether the vectorization factor is a multiple of the group size
23000 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
23002 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
23003 GROUP_GAP for single-element interleaving.
23004 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
23007 2016-05-24 Richard Biener <rguenther@suse.de>
23009 PR middle-end/70434
23011 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
23012 bases which are accessed with non-invariant indices.
23013 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
23014 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
23016 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
23018 PR middle-end/71170
23019 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
23020 (add_to_ops_vec): Add stmt_to_insert.
23021 (add_repeat_to_ops_vec): Init stmt_to_insert.
23022 (insert_stmt_before_use): New.
23023 (transform_add_to_multiply): Remove mult_stmt insertion and add it
23025 (get_ops): Init stmt_to_insert.
23026 (maybe_optimize_range_tests): Likewise.
23027 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
23028 (rewrite_expr_tree_parallel): Likewise.
23029 (reassociate_bb): Likewise.
23031 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
23034 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
23035 ISA 3.0 xxperm fusion alternative.
23036 (altivec_vperm_v8hiv16qi): Likewise.
23037 (altivec_vperm_<mode>_uns_internal): Likewise.
23038 (vperm_v8hiv4si): Likewise.
23039 (vperm_v16qiv8hi): Likewise.
23041 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
23042 Kelvin Nilsen <kelvin@gcc.gnu.org>
23044 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
23045 vpermr/xxpermr on ISA 3.0.
23046 (altivec_expand_vec_perm_le): Likewise.
23047 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
23048 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
23051 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
23053 * config/i386/i386.h (IS_STACK_MODE): Enable for
23054 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
23055 SSE_FLOAT_MODE_P macros.
23056 * config/i386/i386.c (ix86_preferred_reload_class): Use
23057 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
23058 Cleanup regclass processing for CONST_DOUBLE_P.
23059 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
23060 (ix86_rtx_costs): Remove redundant TARGET_80387 check
23061 with IS_STACK_MODE macro.
23062 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
23064 (*movdf_internal): Use IS_STACK_MODE macro.
23065 (*movsf_internal): Ditto.
23067 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
23069 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
23070 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
23072 2016-05-23 Jeff Law <law@redhat.com>
23074 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
23076 (fsm_find_control_statement_thread_paths): Call it.
23078 2016-05-23 Martin Jambor <mjambor@suse.cz>
23081 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
23082 from_global_constant if t is not NULL.
23084 2016-05-23 Marek Polacek <polacek@redhat.com>
23087 * common.opt (Wswitch-unreachable): New option.
23088 * doc/invoke.texi: Document -Wswitch-unreachable.
23089 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
23092 2016-05-23 Bin Cheng <bin.cheng@arm.com>
23094 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
23095 TMR_INDEX is non-NULL.
23097 2016-05-23 Richard Biener <rguenther@suse.de>
23099 PR tree-optimization/71230
23100 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
23101 (try_special_add_to_ops): ... here. Always test for single-use.
23103 2016-05-23 Martin Jambor <mjambor@suse.cz>
23105 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
23106 default block if a PHI node in the original one would be resized.
23108 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23110 PR tree-optimization/58135
23111 * tree-vect-slp.c: When group size is not multiple
23112 of vector size, allow splitting of store group at
23115 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
23117 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
23119 2016-05-22 Jakub Jelinek <jakub@redhat.com>
23121 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
23122 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
23123 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
23126 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
23127 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
23128 v constraint instead of x and vinserti32x4 insn.
23130 * config/i386/sse.md (i128vldq): New mode iterator.
23131 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
23132 avx512dq and avx512vl alternatives.
23134 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
23135 constraint, use maybe_evex prefix instead of vex.
23136 (vec_dupv4sf): Use v constraint instead of x for output
23137 operand except for noavx alternative, use Yv constraint
23138 instead of x for input. Use maybe_evex prefix instead of vex.
23139 (*vec_dupv4si): Likewise.
23140 (*vec_dupv2di): Likewise.
23142 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
23144 PR middle-end/40921
23145 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
23146 (linearize_expr_tree): Call try_special_add_to_ops.
23147 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
23149 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23151 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
23152 to computed stack_usage.
23154 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
23157 * config/avr/avr.md (define_expand "mov<mode>"): If the source
23158 operand is subreg (symbol_ref) then move the symbol ref to register.
23160 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
23162 * tree.c (array_at_struct_end_p): Look through MEM_REF.
23164 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
23166 PR middle-end/71179
23167 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
23170 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
23172 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
23173 ranges by calling get_single_symbol and tidy up. Look more closely
23174 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
23176 2016-05-20 Jeff Law <law@redhat.com>
23178 * bitmap.c (bitmap_find_bit): Remove useless test.
23180 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
23182 * function.c (thread_prologue_and_epilogue_insns): Commit the
23183 insertion of the epilogue.
23185 2016-05-20 Martin Jambor <mjambor@suse.cz>
23187 PR tree-optimization/70884
23188 * tree-sra.c (initialize_constant_pool_replacements): Do not check
23189 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
23190 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
23191 of constant pool data as a reason for scalarization.
23193 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
23195 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
23196 for naked functions.
23197 (thumb1_expand_prologue): Likewise.
23199 2016-05-20 Nathan Sidwell <nathan@acm.org>
23201 * config/nvptx/nptx.c (nvptx_option_override): Only set
23202 flag_toplevel_reorder, if not explicitly specified. Set
23203 flag_no_common, unless explicitly specified.
23205 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23207 * calls.c (can_implement_as_sibling_call_p): Mark param
23208 reg_parm_stack_space with ATTRIBUTE_UNUSED.
23210 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
23212 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
23213 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
23214 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
23216 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
23217 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
23218 and CASE_CONST_ANY.
23220 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
23222 * config/nvptx/nvptx.md (sincossf3): New pattern.
23224 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23226 * calls.c (maybe_complain_about_tail_call): New function.
23227 (initialize_argument_information): Call
23228 maybe_complain_about_tail_call when clearing *may_tailcall.
23229 (can_implement_as_sibling_call_p): Call
23230 maybe_complain_about_tail_call when returning false.
23231 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
23232 ensure try_tail_call is set. Call maybe_complain_about_tail_call
23233 if tail-call optimization fails.
23234 * cfgexpand.c (expand_call_stmt): Initialize
23235 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
23236 * gimple-pretty-print.c (dump_gimple_call): Dump
23237 gimple_call_must_tail_p.
23238 * gimple.c (gimple_build_call_from_tree): Call
23239 gimple_call_set_must_tail with the value of
23240 CALL_EXPR_MUST_TAIL_CALL.
23241 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
23242 (gimple_call_set_must_tail): New function.
23243 (gimple_call_must_tail_p): New function.
23244 * print-tree.c (print_node): Update printing of TREE_STATIC
23245 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
23246 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
23247 trailing comment listing applicable flags.
23248 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
23250 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23252 * calls.c (expand_call): Move "Rest of purposes for tail call
23253 optimizations to fail" to...
23254 (can_implement_as_sibling_call_p): ...this new function, and
23255 split into multiple "if" statements.
23257 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23259 * cfgloop.h (expected_loop_iterations_unbounded,
23260 expected_loop_iterations): Unconstify.
23261 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
23262 profile with known upper bound; return 3 when profile is absent.
23263 (expected_loop_iterations): Update.
23265 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23267 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
23268 and get_max_loop_iterations_int.
23270 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23272 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
23273 realistic upper bounds here.
23275 2016-05-20 Jakub Jelinek <jakub@redhat.com>
23278 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
23279 calls if the LHS is variable length or has addressable type.
23280 If targets[0]->decl is a noreturn call with void return type and
23281 zero arguments, adjust fntype and remove lhs in that case.
23283 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
23285 PR tree-optimization/71079
23286 PR tree-optimization/71206
23287 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
23289 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23291 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
23292 (get_vec_alignment_for_array_decl): Likewise.
23293 (get_vec_alignment_for_record_decl): Likewise.
23294 (increase_alignment::execute): Move code to find alignment to
23295 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
23296 (type_align_map): New hash_map.
23298 2016-05-20 Richard Guenther <rguenther@suse.de>
23300 PR tree-optimization/29756
23301 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
23302 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
23303 * fold-const.c (operand_equal_p): Likewise.
23304 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
23305 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
23306 * tree-inline.c (estimate_operator_cost): Likewise.
23307 * tree-pretty-print.c (dump_generic_node): Likewise.
23308 * tree-ssa-operands.c (get_expr_operands): Likewise.
23309 * cfgexpand.c (expand_debug_expr): Likewise.
23310 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
23311 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
23312 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
23313 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
23314 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
23315 (execute_update_addresses_taken): Do it.
23317 2016-05-20 Richard Biener <rguenther@suse.de>
23319 PR tree-optimization/71185
23320 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
23321 register operations.
23323 2016-05-20 Richard Biener <rguenther@suse.de>
23325 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
23326 gimple_seq_add_seq_without_update.
23327 (release_bb_predicate): Assert we have no operands to free.
23328 (if_convertible_loop_p_1): Calculate post dominators later.
23329 Do not free BB predicates here.
23330 (combine_blocks): Do not recompute BB predicates.
23331 (version_loop_for_if_conversion): Save BB predicates around
23334 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
23336 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
23337 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
23338 code. Ignore sibcalls on EDGE_IGNORE edges.
23339 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
23340 on edges for sibcalls that run without prologue. The rest of the
23341 function is combined from...
23342 (fix_fake_fallthrough_edge): ... this, and ...
23343 (try_shrink_wrapping): ... a part of this. Remove the bb_with
23344 function argument, make it a local variable.
23346 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
23348 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
23349 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
23350 for 32-bit mode and SEH for 64-bit.
23351 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
23352 TARGET_64BIT_DEFAULT.
23354 2016-05-19 Ryan Burn <contact@rnburn.com>
23356 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
23357 * gengtype.c (open_base_files): Add cilk.h to ifiles.
23359 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
23361 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
23362 force pending loads from memory.
23364 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
23366 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
23367 (UNSPEC_DARN_32): New unspec constant.
23368 (UNSPEC_DARN_RAW): New unspec constant.
23369 (darn_32): New instruction.
23370 (darn_raw): New instruction.
23371 (darn): New instruction.
23372 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
23373 support and documentation for this macro.
23374 (BU_P9_MISC_1): New macro definition.
23375 (BU_P9_64BIT_MISC_0): New macro definition.
23376 (BU_P9_MISC_0): New macro definition.
23377 (darn_32): New builtin definition.
23378 (darn_raw): New builtin definition.
23379 (darn): New builtin definition.
23380 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
23381 RS6000_BUILTIN_0 directives to surround each occurrence of
23382 #include "rs6000-builtin.def".
23383 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
23384 RS6000_BTM_64BIT flags to the returned mask, depending on
23386 (def_builtin): Correct an error in the assignments made to the
23387 debugging variable attr_string.
23388 (rs6000_expand_builtin): Add support for no-operand built-in
23390 (builtin_function_type): Remove fatal_error assertion that is no
23392 (rs6000_common_init_builtins): Add support for no-operand built-in
23394 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
23396 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
23398 (RS6000_BTM_64BIT): New macro definition.
23399 * doc/extend.texi: Document __builtin_darn (void),
23400 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
23403 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
23405 * tree-vect-loop.c (vect_analyze_loop_2): Use also
23406 max_loop_iterations_int.
23408 2016-05-19 Marek Polacek <polacek@redhat.com>
23410 PR tree-optimization/71031
23411 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
23412 condition and adjust the code a bit.
23414 2016-05-19 Martin Liska <mliska@suse.cz>
23416 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
23417 auto_vec instead of vec.
23419 2016-05-19 Martin Liska <mliska@suse.cz>
23421 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
23423 2016-05-19 Martin Liska <mliska@suse.cz>
23425 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
23427 2016-05-19 Martin Liska <mliska@suse.cz>
23429 * ipa-pure-const.c (set_function_state): Remove an existing
23431 (remove_node_data): Do not free it as it's released
23432 in set_function_state.
23434 2016-05-19 Martin Liska <mliska@suse.cz>
23436 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
23439 2016-05-19 Martin Liska <mliska@suse.cz>
23441 * omp-simd-clone.c (simd_clone_adjust): Release vector.
23443 2016-05-19 Martin Liska <mliska@suse.cz>
23445 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
23446 an auto_vec instead of re-creating it.
23448 2016-05-19 Martin Liska <mliska@suse.cz>
23450 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
23451 auto_vec instead of vec.
23453 2016-05-19 Martin Liska <mliska@suse.cz>
23455 * lto-section-in.c (lto_get_section_data): Call
23456 lto_check_version with additional argument.
23457 * lto-streamer.c (lto_check_version): Add new argument.
23458 * lto-streamer.h (lto_check_version): Likewise.
23460 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23462 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
23463 Don't add cost of inner memory when handling sign-extended loads.
23465 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
23467 PR rtl-optimization/71148
23468 * cse.c (cse_main): Free dominance info.
23469 (rest_of_handle_cse): Don't free dominance info.
23470 (rest_of_handle_cse2): Likewise.
23471 (rest_of_handle_cse_after_global_opts): Likewise.
23473 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23476 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
23477 NULL_TREE early if NEON is not available. Remove now redundant check
23478 in ARM_CHECK_BUILTIN_MODE.
23480 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
23483 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
23484 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
23485 * doc/cpp.texi: Document new macros.
23487 2016-05-19 Bin Cheng <bin.cheng@arm.com>
23489 PR tree-optimization/69848
23490 * tree-vect-loop.c (vectorizable_reduction): Don't factor
23491 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
23493 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
23495 * function.c (thread_prologue_and_epilogue_insn): Move the
23496 "goto epilogue_done" one block later.
23498 2016-05-19 Richard Biener <rguenther@suse.de>
23500 PR tree-optimization/70729
23501 * passes.def: Move LIM pass before PRE. Remove no longer
23502 required copyprop and move first DCE out of the loop pipeline.
23504 2016-05-18 David Malcolm <dmalcolm@redhat.com>
23507 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
23508 (OBJS-libcommon-target): ...here.
23509 * opts-common.c: Include spellcheck.h.
23510 (cmdline_handle_error): Build a vec of valid options and use it
23511 to suggest provide hints for misspelled arguments.
23513 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23516 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
23517 lhs if it has TREE_ADDRESSABLE type.
23519 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
23522 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
23523 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
23525 2016-05-18 Martin Jambor <mjambor@suse.cz>
23528 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
23529 input for NOP_EXPR pass-through functions.
23530 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
23531 aggregate global constant VAR_DECLs in constant jump functions.
23533 2016-05-18 Martin Jambor <mjambor@suse.cz>
23536 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
23537 from TREE_READONLY parameters.
23539 2016-05-18 Martin Jambor <mjambor@suse.cz>
23542 * cgraph.h (cgraph_indirect_call_info): New field
23543 guaranteed_unmodified.
23544 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
23545 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23547 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
23548 pass the parameter value to ipa_find_agg_cst_for_param.
23549 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
23550 guaranteed_unmodified, store AA results there instead of bailing out
23552 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
23553 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
23554 (find_constructor_constant_at_offset): New function.
23555 (ipa_find_agg_cst_from_init): Likewise.
23556 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
23557 static initializers of contants, report back through a new paameter
23558 from_global_constant if that was the case.
23559 (try_make_edge_direct_simple_call): Also pass parameter value to
23560 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23562 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
23563 (ipa_read_indirect_edge_info): Likewise.
23564 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
23565 (ipa_load_from_parm_agg): Likewise.
23567 2016-05-18 Jiong Wang <jiong.wang@arm.com>
23569 PR rtl-optimization/71150
23570 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
23573 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
23576 * config/rs6000/constraints.md (wE constraint): New constraint
23577 for a vector constant that can be loaded with XXSPLTIB.
23578 (wM constraint): New constraint for a vector constant of a 1's.
23579 (wS constraint): New constraint for a vector constant that can be
23580 loaded with XXSPLTIB and a vector sign extend instruction.
23581 * config/rs6000/predicates.md (xxspltib_constant_split): New
23582 predicates for wE/wS constraints.
23583 (xxspltib_constant_nosplit): Likewise.
23584 (easy_vector_constant): Add support for constants that can be
23585 loaded via XXSPLTIB.
23586 (all_ones_constant): New predicate for vector constant with all
23588 (splat_input_operand): Add support for ISA 3.0 word splat operations.
23589 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
23590 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
23591 instruction and possibly with a sign extension.
23592 (output_vec_const_move): Add support for XXSPLTIB. If we are
23593 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
23594 instead of XXLXOR/XXLORC.
23595 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
23597 (rs6000_legitimize_reload_address): Likewise.
23598 (rs6000_output_move_128bit): Use output_vec_const_move to emit
23600 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
23601 combine VSX_M and VSX_M2 into one iterator.
23602 (VSX_M2): Likewise.
23603 (VSINT_84): New iterators for loading constants with XXSPLTIB.
23604 (VSINT_842): Likewise.
23605 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
23606 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
23607 XXSPLTIB instruction.
23608 (xxspltib_<mode>_nosplit): Likewise.
23609 (xxspltib_<mode>_split): New insn to load up constants with
23610 XXSPLTIB and a sign extend instruction.
23611 (vsx_mov<mode>): Replace single move that handled all vector types
23612 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
23613 moves (when -mvsx-timode is in effect) into the main vector
23614 moves. Eliminate separate moves for <VSr> <VSa>, where the
23615 preferred register class (<VSr>) is listed first, and the
23616 secondary register class (<VSa>) is listed second with a '?' to
23617 discourage use. Prefer loading 0/-1 in any VSX register for ISA
23618 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
23619 that if the register was involved in a slow operation, the
23620 clear/set operation does not wait for the slow operation to
23621 finish. Adjust the length attributes for 32-bit mode. Use
23622 rs6000_output_move_128bit and drop the use of the string
23623 instructions for 32-bit movti when -mvsx-timode is in effect. Use
23624 spacing so that the alternatives and attributes don't generate
23625 long lines, and put things in columns, so that it is easier to
23626 match up the operands and attributes with the insn alternatives.
23627 (vsx_mov<mode>_64bit): Likewise.
23628 (vsx_mov<mode>_32bit): Likewise.
23629 (vsx_movti_64bit): Fold movti into normal vector moves.
23630 (vsx_movti_32bit): Likewise.
23631 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
23632 splat instructions.
23633 (vsx_splat_v4si_internal): Likewise.
23634 (vsx_splat_v4sf_internal): Likewise.
23635 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
23636 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
23637 extend vector elements.
23638 (vsx_sign_extend_hi_<mode>): Likewise.
23639 (vsx_sign_extend_si_v2di): Likewise.
23640 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
23642 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
23643 constraints. Add trailing period to wL documentation.
23645 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
23647 PR middle-end/71020
23648 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
23649 * tree-dfa.c (replace_abnormal_ssa_names): New function.
23650 * tree-call-cdce.c: Include tree-dfa.h.
23651 (can_guard_call_p): New function, extracted from...
23652 (can_use_internal_fn): ...here.
23653 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
23655 (shrink_wrap_one_built_in_call): Likewise.
23656 (use_internal_fn): Likewise.
23657 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
23658 and return void. Call replace_abnormal_ssa_names.
23659 (pass_call_cdce::execute): Check can_guard_call_p during the
23660 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
23661 will always change something.
23663 2016-05-18 Martin Jambor <mjambor@suse.cz>
23666 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
23667 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
23669 2016-05-18 Martin Jambor <mjambor@suse.cz>
23672 * ipa-inline.h (condition): New field size.
23673 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
23674 for comaprison and store it into the new condition.
23675 (evaluate_conditions_for_known_args): Use condition size to check
23676 access sizes for all but CHANGED conditions.
23677 (unmodified_parm_1): New parameter size_p, store access size into it.
23678 (unmodified_parm): Likewise.
23679 (unmodified_parm_or_parm_agg_item): Likewise.
23680 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
23681 (set_cond_stmt_execution_predicate): Extract access sizes and store
23682 them to conditions.
23683 (set_switch_stmt_execution_predicate): Likewise.
23684 (will_be_nonconstant_expr_predicate): Likewise.
23685 (will_be_nonconstant_predicate): Likewise.
23686 (inline_read_section): Stream condition size.
23687 (inline_write_summary): Likewise.
23689 2016-05-18 Richard Biener <rguenther@suse.de>
23691 * tree-ssa-loop-im.c (determine_max_movement): Properly add
23692 condition cost to PHI cost instead of total_cost.
23694 2016-05-18 Martin Liska <mliska@suse.cz>
23697 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
23700 2016-05-18 Richard Biener <rguenther@suse.de>
23702 * lto-streamer.h (LTO_major_version): Bump to 6.
23704 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23706 * function.c (make_split_prologue_seq, make_prologue_seq,
23707 make_epilogue_seq): New functions, factored out from...
23708 (thread_prologue_and_epilogue_insns): Here.
23710 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23712 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
23713 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
23714 of before. Add a comment.
23716 2016-05-18 Bin Cheng <bin.cheng@arm.com>
23718 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
23719 expression pointer, not pointer to the pointer.
23721 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23723 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
23724 (avx2_pbroadcast<mode>): Add another alternative with v instead
23725 of x constraints in it, using <pbroadcast_evex_isa> isa.
23726 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
23728 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
23729 constraint x instead of v in second alternative, add avx512bw
23732 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
23733 constraint x instead of v in second alternative, add avx512bw
23736 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
23737 constraint x instead of v in second alternative, add avx512bw
23740 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
23741 avx512bw alternative.
23743 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23745 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
23746 array to 128 chars.
23747 (define_insn "*andnottf3"): Ditto.
23748 (define_insn "*<code><mode>3"/any_logic): Ditto.
23749 (define_insn "*<code>tf3"/any_logic): Ditto.
23750 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
23751 operand to block AVX-512VL insn variant emit when it is not enabled.
23753 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23755 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
23756 constraint fot SF mode.
23758 2016-05-18 Petr Murzin <petr.murzin@intel.com>
23759 Kirill Yukhin <kirill.yukhin@intel.com>
23761 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
23763 (define_insn "rsqrt14<mode>"): Ditto.
23764 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
23765 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
23766 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
23767 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
23768 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
23770 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
23771 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
23772 * config/i386/i386.c (ix86_print_operand): Expand check for size
23773 override codes for Intel syntax.
23775 2016-05-18 Richard Biener <rguenther@suse.de>
23777 PR tree-optimization/71168
23778 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
23779 initialization earlier.
23781 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
23783 * config/aarch64/aarch64-simd.md
23784 (aarch64_reduc_plus_internal<mode>): Rename to...
23785 (reduc_plus_scal): ...This, and remove previous implementation.
23787 2016-05-18 Richard Biener <rguenther@suse.de>
23789 * passes.def: Put late dse and cd_dce in canonical order.
23791 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
23793 * ipa-inline-transform.c (preserve_function_body_p): Look for
23794 first non-thunk clone.
23795 (save_function_body): Save into first non-thunk.
23796 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
23798 (lto_output_node): Inline thunks don't need body in every
23800 * lto-streamer-in.c: Do not fixup thunk clones.
23801 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
23803 * tree-inline.c (copy_bb): Be prepared for target node to be new after
23806 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23808 PR middle-end/63586
23809 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
23810 (reassociate_bb): Call transform_add_to_multiply.
23812 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23814 * config/aarch64/aarch64.c (all_extensions): Removed unused
23817 2016-05-17 Nathan Sidwell <nathan@acm.org>
23819 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
23820 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
23822 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
23824 PR tree-optimization/54579
23825 PR middle-end/55299
23826 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
23828 2016-05-17 Marek Polacek <polacek@redhat.com>
23831 * tree-inline.c (expand_call_inline): Call
23832 maybe_remove_unused_call_args.
23834 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
23836 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
23837 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
23838 * doc/md.texi (fmin@var{m}3): Likewise.
23840 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23842 * match.pd (X & C): New transformation.
23844 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23846 * match.pd (~X & Y): New transformation.
23848 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23850 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
23851 information for new SSA_NAME.
23852 (simplify_conversion_using_ranges): Get range through get_range_info
23853 instead of get_value_range.
23855 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23857 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
23858 Remove inline assembly.
23859 (vmvn_s16): Likewise.
23860 (vmvn_s32): Likewise.
23861 (vmvn_u8): Likewise.
23862 (vmvn_u16): Likewise.
23863 (vmvn_u32): Likewise.
23864 (vmvnq_s8): Likewise.
23865 (vmvnq_s16): Likewise.
23866 (vmvnq_s32): Likewise.
23867 (vmvnq_u8): Likewise.
23868 (vmvnq_u16): Likewise.
23869 (vmvnq_u32): Likewise.
23870 (vmvn_p8): Likewise.
23871 (vmvnq_p16): Likewise.
23873 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23875 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
23877 (vmul_n_s16): Likewise.
23878 (vmul_n_s32): Likewise.
23879 (vmul_n_u16): Likewise.
23880 (vmul_n_u32): Likewise.
23881 (vmulq_n_f32): Likewise.
23882 (vmulq_n_f64): Likewise.
23883 (vmulq_n_s16): Likewise.
23884 (vmulq_n_s32): Likewise.
23885 (vmulq_n_u16): Likewise.
23886 (vmulq_n_u32): Likewise.
23888 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23890 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
23891 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
23893 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23895 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
23896 to *aarch64_fma4_elt_from_dup<mode>.
23897 (*aarch64_fnma4_elt_to_128df): Rename to
23898 *aarch64_fnma4_elt_from_dup<mode>.
23899 * config/aarch64/arm_neon.h (vfma_n_f64): New.
23900 (vfms_n_f32): Likewise.
23901 (vfms_n_f64): Likewise.
23902 (vfmsq_n_f32): Likewise.
23903 (vfmsq_n_f64): Likewise.
23905 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
23907 * wide-int.h: Change fixed_wide_int_storage from class to struct.
23909 2016-05-17 Richard Biener <rguenther@suse.de>
23911 PR tree-optimization/71132
23912 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
23913 Only add control dependences for blocks in the loop.
23914 (build_rdg): Adjust.
23915 (generate_code_for_partition): Return whether loop should
23916 be destroyed and delay that.
23917 (distribute_loop): Likewise.
23918 (pass_loop_distribution::execute): Record loops to be destroyed
23919 and perform delayed destroying of loops.
23921 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23924 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
23926 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23928 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
23930 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
23933 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
23934 insertion point for instructions generated by validize_mem.
23936 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23938 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
23941 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23943 * config/aarch64/aarch64.c
23944 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
23945 rather than a macro.
23947 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23949 * doc/invoke.texi (AArch64 Options): Various updates.
23951 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23953 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
23954 into instrumentation thunks.
23955 * cif-code.def (CIF_CHKP): New.
23957 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
23959 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
23961 2016-05-16 Martin Jambor <mjambor@suse.cz>
23963 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
23964 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
23966 2016-05-16 Marek Polacek <polacek@redhat.com>
23968 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
23971 2016-05-16 Martin Jambor <mjambor@suse.cz>
23974 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
23975 the outlined kernel function.
23977 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
23979 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
23980 (ISA_HAS_DLSA): Ditto.
23982 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
23984 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
23986 2016-05-16 Nathan Sidwell <nathan@acm.org>
23988 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
23989 (nvptx_name_replacement): Restore. Add comment.
23990 (write_fn_proto, write_fn_proto_from_insn,
23991 nvptx_output_call_insn): Restore
23992 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
23994 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23996 * config/aarch64/aarch64.md
23997 (add<mode>3_compareC_cconly_imm): Remove use of %w.
23998 (add<mode>3_compareC_imm): Likewise.
23999 (<optab>si3_uxtw): Split into register and immediate variants.
24000 (andsi3_compare0_uxtw): Likewise.
24001 (and<mode>3_compare0): Likewise.
24002 (and<mode>3nr_compare0): Likewise.
24003 (stack_protect_test_<mode>): Don't use %x for memory operands.
24005 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
24007 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
24009 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
24011 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
24012 Split integer shifts into shift_reg and bfm.
24013 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
24014 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
24015 (ror<mode>3_insn): Likewise.
24016 (<optab>si3_insn_uxtw): Likewise.
24017 (<optab><mode>3_insn): Change to rotate_imm.
24018 (extr<mode>5_insn_alt): Likewise.
24019 (extrsi5_insn_uxtw): Likewise.
24020 (extrsi5_insn_uxtw_alt): Likewise.
24022 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
24024 * doc/tm.texi: Regenerate.
24025 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
24026 (TARGET_INVALID_RETURN_TYPE): Remove.
24027 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
24028 TARGET_INVALID_RETURN_TYPE.
24029 * target.def (invalid_parameter_type): Remove.
24030 (invalid_return_type): Remove.
24032 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24034 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
24035 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
24037 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
24039 (preserve_function_body_p): No need to preserve function body
24040 * cif-codes.def (CIF_THUNK): Remove.
24041 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
24043 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24045 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
24047 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24049 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
24052 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24054 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
24055 (inline_small_functions): Do not look for function symbol when
24058 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24060 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
24063 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
24064 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24065 Jiong Wang <jiong.wang@arm.com>
24067 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
24068 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
24069 Define __ARM_FP16_ARGS when appropriate.
24070 * config/arm/arm.c (arm_invalid_parameter_type): Remove
24072 (arm_invalid_return_type): Likewise.
24073 (TARGET_INVALID_PARAMETER_TYPE): Remove.
24074 (TARGET_INVALID_RETURN_TYPE): Remove.
24075 (aapcs_vfp_sub_candidate): Allow HFmode.
24076 (aapcs_vfp_allocate): Add comment. Support HFmode.
24077 (aapcs_vfp_allocate_return_reg): Likewise.
24078 (struct aapcs_cp_arg_layout): Slightly reword comments for
24079 is_return_candidate and allocate_return_reg.
24080 (output_mov_vfp): Update assert.
24081 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
24083 (arm_invalid_parameter_type): Remove.
24084 (amr_invalid_return_type): Remove.
24085 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
24086 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
24087 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
24089 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
24091 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
24092 * config/aarch64/arch64-protos.h
24093 (aarch64_legitimize_reload_address): Remove.
24094 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
24097 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
24099 * configure.ac: Add ACX_NONCANONICAL_HOST.
24100 * configure: Regenerate.
24101 * Makefile.in: Set host_noncanonical.
24103 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
24106 * config/i386/i386.md (*movtf_internal): Before register allocation,
24107 do not allow FP constants for CM_MEDIUM memory model, allow only
24108 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
24109 (*movxf_internal): Ditto.
24110 (*movdf_internal): Ditto.
24111 (*movsf_internal): Ditto.
24113 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
24115 PR rtl-optimization/67483
24116 * combine.c (make_compound_operation): Don't call extract_left_shift
24117 with negative shift amounts.
24119 2016-05-13 Jakub Jelinek <jakub@redhat.com>
24122 * fold-const.c (fold_checksum_tree): Allow modification
24123 of TYPE_ALIAS_SET during folding.
24125 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
24126 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
24127 (ix86_split_to_parts): Likewise. Fix up formatting.
24129 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
24131 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
24132 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
24135 2016-05-13 Nathan Sidwell <nathan@acm.org>
24137 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
24138 (nvptx_name_replacement): Delete.
24139 (write_fn_proto, write_fn_proto_from_insn,
24140 nvptx_output_call_insn): Remove nvptx_name_replacement call.
24141 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
24142 * langhooks.c (add_builtin_funcction_common): Call
24143 targetm.mangle_decl_assembler_name.
24145 * config/nvptx/nvptx.c (write_fn_proto): Handle
24146 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
24148 2016-05-13 Martin Liska <mliska@suse.cz>
24150 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
24151 and PRIu64 in printf format.
24153 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24155 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
24158 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24160 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
24161 Change --param max-completely-peeled-times to
24162 --param max-completely-peel-times in dump file printing.
24164 2016-05-13 Richard Biener <rguenther@suse.de>
24166 PR tree-optimization/42587
24167 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
24168 (find_bswap_or_nop_1): Likewise.
24169 (bswap_replace): Likewise.
24171 2016-05-13 Martin Liska <mliska@suse.cz>
24173 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
24174 Initialize a variable with default value.
24176 2016-05-13 Martin Liska <mliska@suse.cz>
24178 * doc/invoke.texi: Enhance explanation of error recovery
24181 2016-05-13 Martin Liska <mliska@suse.cz>
24183 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
24184 (struct cost_pair): Change inv_expr_id (int) to inv_expr
24185 (iv_inv_expr_ent *).
24186 (struct iv_inv_expr_ent): Comment struct fields.
24187 (sort_iv_inv_expr_ent): New function.
24188 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
24189 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
24190 a hash_map between iv_inv_expr_ent and number of usages.
24191 (niter_for_exit): Fix coding style.
24192 (tree_ssa_iv_optimize_init): Use renamed variable.
24193 (determine_base_object): Fix coding style.
24194 (alloc_iv): Likewise.
24195 (find_interesting_uses_outside): Likewise.
24196 (add_candidate_1): Likewise.
24197 (add_standard_iv_candidates): Likewise.
24198 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
24199 (prepare_decl_rtl): Fix coding style.
24200 (get_address_cost): Likewise.
24201 (get_shiftadd_cost): Likewise.
24202 (force_expr_to_var_cost): Likewise.
24203 (compare_aff_trees): Likewise.
24204 (get_expr_id): Restructure the function.
24205 (get_loop_invariant_expr_id): Renamed to
24206 get_loop_invariant_expr.
24207 (get_computation_cost_at): Replace usage of inv_expr_id with
24209 (get_computation_cost): Likewise.
24210 (determine_group_iv_cost_generic): Likewise.
24211 (determine_group_iv_cost_address): Likewise.
24212 (iv_period): Fix coding style.
24213 (iv_elimination_compare_lt): Likewise.
24214 (may_eliminate_iv): Likewise.
24215 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
24217 (determine_group_iv_costs): Dump invariant expressions.
24218 (iv_ca_recount_cost): Use the newly added hash_map.
24219 (iv_ca_set_remove_invariants): Fix coding style.
24220 (iv_ca_set_add_invariants): Fix coding style.
24221 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
24223 (iv_ca_set_cp): Likewise.
24224 (iv_ca_new): Initialize the newly added hash_map and remove
24225 initialization of fields.
24226 (iv_ca_free): Delete the hash_map.
24227 (iv_ca_dump): Dump invariant expressions.
24228 (iv_ca_extend): Fix coding style.
24229 (try_add_cand_for): Likewise.
24230 (create_new_ivs): Dump information about # of avg iterations and
24231 # of used invariant expressions.
24232 (rewrite_use_compare): Fix coding style.
24233 (free_loop_data): Set default value for max_inv_expr_id.
24235 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
24237 * cse.c (rest_of_handle_cse): Use cleanup_cfg
24238 returned value cse_cfg_altered computation.
24239 (rest_of_handle_cse2): Likewise.
24240 (rest_of_handle_cse_after_global_opts): Likewise.
24242 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24245 * config/arm/arm.c (arm32_output_mi_thunk): New.
24246 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
24247 to split Thumb1 vs TARGET_32BIT functionality.
24248 (arm_thumb1_mi_thunk): New.
24250 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24252 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
24255 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24258 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
24260 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
24262 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
24263 (expand_builtin_trap): Emit a regular call.
24264 (set_builtin_user_assembler_name): Remove obsolete cases.
24265 * dse.c (scan_insn): Adjust.
24266 * except.c: Include calls.h.
24267 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
24268 emit a regular call to setjmp.
24269 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
24270 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
24271 (emit_block_move_via_libcall): Delete.
24272 (block_move_fn): Delete.
24273 (init_block_move_fn): Likewise.
24274 (emit_block_move_libcall_fn): Likewise.
24275 (emit_block_op_via_libcall): New function.
24276 (set_storage_via_libcall): Tidy up and use memset builtin.
24277 (block_clear_fn): Delete.
24278 (init_block_clear_fn): Likewise.
24279 (clear_storage_libcall_fn): Likewise.
24280 (expand_assignment): Call emit_block_move_via_libcall.
24281 Do not include gt-expr.h.
24282 * expr.h (emit_block_op_via_libcall): Declare.
24283 (emit_block_copy_via_libcall): New inline function.
24284 (emit_block_move_via_libcall): Likewise.
24285 (emit_block_comp_via_libcall): Likewise.
24286 (block_clear_fn): Delete.
24287 (init_block_move_fn): Likewise.
24288 (init_block_clear_fn): Likewise.
24289 (emit_block_move_via_libcall): Likewise.
24290 (set_storage_via_libcall): Add default parameter value.
24291 * libfuncs.h (enum libfunc_index): Remove obsolete values.
24292 (abort_libfunc): Delete.
24293 (memcpy_libfunc): Likewise.
24294 (memmove_libfunc): Likewise.
24295 (memcmp_libfunc): Likewise.
24296 (memset_libfunc): Likewise.
24297 (setbits_libfunc): Likewise.
24298 (setjmp_libfunc): Likewise.
24299 (longjmp_libfunc): Likewise.
24300 (profile_function_entry_libfunc): Likewise.
24301 (profile_function_exit_libfunc): Likewise.
24302 (gcov_flush_libfunc): Likewise.
24303 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
24304 and DECL_VISIBILITY on the declaration.
24305 (init_optabs): Do not initialize obsolete libfuncs.
24306 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
24307 * tree-core.h (ECF_RET1): Define.
24308 (ECF_TM_PURE): Adjust.
24309 (ECF_TM_BUILTIN): Likewise.
24310 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
24311 (build_common_builtin_nodes): Initialize abort builtin.
24312 Add ECF_RET1 on memcpy, memmove and memset builtins.
24313 Pass final flags for alloca and alloca_with_align builtins.
24314 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
24316 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
24317 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
24318 set_storage_via_libcall and call emit_block_copy_via_libcall.
24320 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
24322 * config/i386/i386.md (*call_got_x32): Change operand 0 to
24323 DImode before it is passed to ix86_output_call_operand.
24324 (*call_value_got_x32): Ditto for operand 1.
24326 2016-05-12 Jiong Wang <jiong.wang@arm.com>
24328 PR rtl-optimization/70904
24329 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
24330 reload for wide mode.
24332 2016-05-12 Marek Polacek <polacek@redhat.com>
24335 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
24336 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
24337 * langhooks.h (incomplete_type_error): Likewise.
24338 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
24339 parameter, pass it down to incomplete_type_error.
24340 * tree.h (size_in_bytes): New inline overload.
24341 (size_in_bytes_loc): Renamed from size_in_bytes.
24343 2016-05-12 Richard Biener <rguenther@suse.de>
24345 PR tree-optimization/71059
24346 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
24347 nary before looking up or entering the expression into the VN
24349 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
24350 Make sure to re-use NARYs without result as inserted by
24353 2016-05-12 Richard Biener <rguenther@suse.de>
24355 PR tree-optimization/71062
24356 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
24358 * tree-ssa-structalias.c (set_uids_in_ptset): Set
24359 vars_contains_restrict if the var is a restrict tag.
24360 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
24361 do not disambiguate pointers against it.
24362 (dump_points_to_solution): Re-structure and adjust for new
24363 vars_contains_restrict flag.
24364 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
24366 2016-05-12 Martin Liska <mliska@suse.cz>
24368 * doc/invoke.texi: Explain connection between
24369 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
24371 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
24373 PR tree-optimization/71006
24374 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
24375 consider COND_EXPR as a mask producer.
24377 2016-05-12 Marek Polacek <polacek@redhat.com>
24380 * opts.c (common_handle_option): Detect missing argument for --help^.
24382 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24385 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
24386 when popping the PC and within an interrupt handler routine.
24387 Add missing tab to output of "ldmfd".
24388 (output_return_instruction): Output LDMFD with SP update rather
24389 than POP when returning from interrupt handler.
24391 2016-05-12 Jakub Jelinek <jakub@redhat.com>
24393 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
24394 TARGET_64BIT && TARGET_AVX512DQ.
24395 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
24396 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
24397 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
24398 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
24399 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
24400 (*vec_extractv4si_zext): Add avx512dq alternative.
24401 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
24402 use v instead of x constraint in other alternatives where possible.
24404 * config/i386/sse.md (sse2_loadld): Use v instead of x
24405 constraint in alternatives 0,1,4.
24407 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
24408 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
24409 v constraints instead of x and <pinsr_evex_isa> isa attribute.
24412 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
24413 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
24414 is not emitted unless TARGET_AVX512BW.
24415 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
24416 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
24417 for the result operand.
24419 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
24420 constraint instead of x in avx alternatives. Use maybe_evex instead
24423 * config/i386/constraints.md (Yv): New constraint.
24424 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
24425 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
24426 * config/i386/i386.md (avx512fvecmode): New mode attr.
24427 (*pushtf): Use v constraint instead of x.
24428 (*movtf_internal): Likewise. For TARGET_AVX512VL and
24429 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
24430 (*absneg<mode>2): Use Yv constraint instead of x constraint.
24431 (*absnegtf2_sse): Likewise.
24432 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
24433 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
24434 avx512f alternatives.
24435 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
24437 2016-05-12 Richard Biener <rguenther@suse.de>
24439 PR tree-optimization/71060
24440 * tree-data-ref.c (initialize_data_dependence_relation): Do not
24441 require exact match of DR_BASE_OBJECT but only matching address and
24444 2016-05-12 Richard Biener <rguenther@suse.de>
24446 PR tree-optimization/70986
24447 * cfganal.c: Include cfgloop.h.
24448 (dfs_find_deadend): Prefer to take edges exiting loops.
24450 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24452 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
24453 compile and run time.
24455 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
24458 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
24460 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
24462 * config/i386/i386.c (legitimize_pic_address): Use
24463 copy_to_suggested_reg instead of gen_movsi.
24465 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
24467 * config/rs6000/predicates.md (quad_memory_operand): Move most of
24468 the code into quad_address_p and call it to share code with
24469 vsx_quad_dform_memory_operand.
24470 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
24472 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
24473 bit instead of being a separate word. Split -mpower9-dform into
24474 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24475 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
24476 for the register class supporting 128-bit quad word memory offsets.
24477 (mode_supports_vsx_dform_quad): Helper function to return if the
24478 register class uses quad word memory offsets.
24479 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
24480 (rs6000_debug_reg_global): Always print if we are using LRA or not.
24481 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
24482 instructions are enabled, set up the appropriate addr_masks for
24484 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
24485 -mpower9-dform-scalar, instead of -mpower9-dform.
24486 (rs6000_option_override_internal): Split -mpower9-dform into two
24487 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
24488 -mpower9-dform switch sets or clears both. If we are not using
24489 the LRA register allocator, do not enable -mpower9-dform-vector by
24490 default. If we are using LRA, enable -mpower9-dform-vector and
24491 -mvsx-timode if it is appropriate. Issue a warning if either
24492 -mpower9-dform-vector or -mvsx-timode are explicitly used without
24494 (quad_address_offset_p): New helper function to return if the
24495 offset is legal for quad word memory instructions.
24496 (quad_address_p): New function to determin if GPR or vector
24497 register quad word memory addresses are legal.
24498 (mem_operand_gpr): Validate quad word address offsets.
24499 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
24500 d-form (register + offset) instructions.
24501 (offsettable_ok_by_alignment): Likewise.
24502 (rs6000_legitimate_offset_address_p): Likewise.
24503 (legitimate_lo_sum_address_p): Likewise.
24504 (rs6000_legitimize_address): Likewise.
24505 (rs6000_legitimize_reload_address): Add more debug statements for
24507 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
24508 d-form instructions.
24509 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
24510 d-form instructions. Distinguish different cases in debug
24511 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
24512 d-form instructions.
24513 (rs6000_preferred_reload_class): Likewise.
24514 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
24515 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
24516 of the ISA 2.06 indexed memory instructions.
24517 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
24518 use them to save/restore the saved vector registers instead of
24519 using Altivec instructions.
24520 (rs6000_emit_epilogue): Likewise.
24521 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
24522 (rs6000_opt_masks): Split -mpower9-dform into
24523 -mpower9-dform-scalar and -mpower9-dform-vector.
24524 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
24526 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
24527 ISA 3.0 vector indexed memory instructions, and fold the code into
24528 the normal mov<mode> patterns.
24529 (p9_vecstore_<mode>): Likewise.
24530 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
24532 (vsx_movti_64bit): Likewise.
24533 (vsx_movti_32bit): Likewise.
24534 * config/rs6000/constraints.md (wO constraint): New constraint for
24535 ISA 3.0 vector d-form support.
24536 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
24537 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
24538 include -mpower9-dform-vector until we switch over to LRA.
24539 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
24540 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24541 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
24542 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24543 for -mpower9-dform and -mlra.
24544 * doc/md.texi (wO constraint): Document wO constraint.
24546 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
24548 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
24549 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
24550 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
24551 Move handling of non-insn arguments inline into the sole user:
24552 (output_trans_func): ...here.
24553 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
24554 in emitted function prototype.
24555 (output_internal_insn_latency_func): Ditto. Simplify.
24556 (output_internal_maximal_insn_latency_func): Ditto. Delete
24557 always-unused argument.
24558 (output_insn_latency_func): Ditto.
24559 (output_maximal_insn_latency_func): Ditto.
24561 2016-05-11 Richard Biener <rguenther@suse.de>
24563 PR tree-optimization/71055
24564 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
24565 sth with precision not equal to access size verify we don't chop
24568 2016-05-11 Richard Biener <rguenther@suse.de>
24571 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
24572 (dwarf2out_finish): Move retry_incomplete_types call ...
24573 (dwarf2out_early_finish): ... here.
24575 2016-05-11 Richard Biener <rguenther@suse.de>
24577 PR middle-end/71002
24578 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
24579 if the langhook insists on it.
24580 * fold-const.c (make_bit_field_ref): Add arg for the original
24581 reference and preserve its alias-set.
24582 (decode_field_reference): Take exp by reference and adjust it
24583 to the original memory reference.
24584 (optimize_bit_field_compare): Adjust callers.
24585 (fold_truth_andor_1): Likewise.
24586 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
24588 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
24590 PR middle-end/70807
24591 * cfgrtl.h (delete_insn_and_edges): Now return bool.
24592 * cfgrtl.c (delete_insn_and_edges): Likewise.
24593 * config/i386/i386.c (convert_scalars_to_vector): Remove
24595 * cse.c (cse_insn): Compute cse_cfg_altered.
24596 (delete_trivially_dead_insns): Likewise.
24597 (cse_cc_succs): Likewise.
24598 (rest_of_handle_cse): Free dominance info if required.
24599 (rest_of_handle_cse2): Likewise.
24600 (rest_of_handle_cse_after_global_opts): Likewise.
24602 2016-05-11 Alan Modra <amodra@gmail.com>
24604 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
24605 abi_v4_pass_in_fpr): New functions.
24606 (rs6000_function_arg_boundary): Exclude complex IBM long double
24607 from 64-bit alignment when ABI_V4.
24608 (rs6000_function_arg, rs6000_function_arg_advance_1,
24609 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
24611 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
24613 PR rtl-optimization/71028
24614 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
24615 jump with just a return in the fallthrough block if the branch
24616 block contains just a return as well.
24618 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
24620 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
24621 * match.pd ((X & Y) ^ Y): ... this.
24622 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
24623 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
24625 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24627 * read-md.c (require_char_ws): New function.
24628 (read_string): Simplify using require_char_ws.
24629 (handle_constants): Likewise.
24630 (handle_enum): Likewise.
24631 (handle_file): Likewise.
24632 * read-md.h (require_char_ws): New declaration.
24633 * read-rtl.c (read_conditions): Simplify using require_char_ws.
24634 (read_mapping): Likewise.
24635 (read_rtx_code): Likewise.
24636 (read_nested_rtx): Likewise.
24638 2016-05-10 James Norris <jnorris@codesourcery.com>
24640 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
24641 if offloading is enabled and -fopenacc or -fopenmp is specified.
24642 (CRTOFFLOADEND): Likewise.
24643 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
24644 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
24646 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
24648 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
24649 gotoff_operand code paths. Use copy_to_suggested_regs and
24650 expand_simple_binop where appropriate. Cleanup.
24652 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24655 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
24657 (dimode_scalar_chain::vector_const_cost): New.
24658 (dimode_scalar_chain::compute_convert_gain): Handle constants.
24659 (dimode_scalar_chain::convert_op): Likewise.
24660 (dimode_scalar_chain::convert_insn): Likewise.
24662 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24664 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
24665 unary operation, not a binary one.
24667 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24669 PR middle-end/70877
24670 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
24671 calls with type casted fndecl.
24673 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24675 PR tree-optimization/70786
24676 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
24677 * calls.c (initialize_argument_information): Bind bounds
24678 with corresponding args passed by reference.
24680 2016-05-10 Jakub Jelinek <jakub@redhat.com>
24683 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
24684 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
24685 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
24688 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24691 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
24692 code for a zero scale factor.
24693 (vsx_xvcvdpuxds_scale): Likewise.
24695 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24697 * diagnostic-show-locus.c (layout::layout): Call show_ruler
24698 if show_ruler_p was set on the context.
24699 (layout::show_ruler): New method.
24700 * diagnostic.h (struct diagnostic_context): Add field
24703 2016-05-10 Richard Biener <rguenther@suse.de>
24705 PR tree-optimization/71039
24706 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
24707 (chk_uses): New function.
24708 (propagate_with_phi): Verify we can safely replicate the lhs of an
24709 aggregate assignment on all incoming edges.
24711 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
24713 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
24715 (rx_atomic_sequence): New class.
24716 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
24717 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
24719 (rx_atomic_sequence::rx_atomic_sequence,
24720 rx_atomic_sequence::~rx_atomic_sequence): New functions.
24721 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
24722 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
24723 CTRLREG_INTB): New constants.
24724 (FETCHOP): New code iterator.
24725 (fethcop_name, fetchop_name2): New iterator code attributes.
24726 (QIHI): New mode iterator.
24727 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
24728 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
24729 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
24731 2016-05-10 Martin Liska <mliska@suse.cz>
24733 * tree-inline.c (remap_dependence_clique): Do not remap
24734 debugging statements.
24736 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24738 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
24739 ("*fixuns_truncdfdi2_z13")
24740 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
24741 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
24742 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
24744 2016-05-10 Richard Biener <rguenther@suse.de>
24746 PR tree-optimization/70497
24747 PR tree-optimization/28367
24748 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
24750 (visit_reference_op_load): ... here.
24751 (vn_reference_lookup_3): Use it to handle subreg-like accesses
24752 with simplified BIT_FIELD_REFs.
24753 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
24754 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
24757 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24759 * dwarf2out.c (add_abstract_origin_attribute): Adjust
24760 documentation comment. For BLOCK nodes, add a
24761 DW_AT_abstract_origin attribute that points to the DIE generated
24762 for the origin BLOCK.
24763 (gen_lexical_block_die): Call add_abstract_origin_attribute for
24764 blocks from inlined functions.
24766 2016-05-10 Alan Modra <amodra@gmail.com>
24769 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
24770 regrename modifying insns saving lr before __morestack call.
24771 * config/rs6000/rs6000.md (split_stack_return): Similarly for
24772 insns restoring lr after __morestack call.
24774 2016-05-09 Jakub Jelinek <jakub@redhat.com>
24776 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
24777 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
24779 * config/i386/sse.md (vec_interleave_high<mode>,
24780 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
24781 <avx512>_vpermt2var<mode>3_maskz): Likewise.
24783 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
24785 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
24786 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
24787 parallel reassociation for power8 and forward.
24789 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
24791 * config/i386/i386.md (absneg splitters with general regs): Use
24792 general_reg_operand predicate.
24793 (btsq peephole2): Use x86_64_immediate_operand to check if new
24794 value is suitable for immediate operand. Generate emitted insn
24795 using RTL expressions.
24796 (btcq peephole2): Ditto.
24797 (btrq peephole2): Ditto. Generate correct immediate operand
24800 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24802 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
24805 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24807 * tree-affine.c (wide_int_constant_multiple_p): Add missing
24808 pointer dereference.
24810 2016-05-09 Richard Biener <rguenther@suse.de>
24812 PR tree-optimization/70985
24813 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
24814 op0 isn't a gimple register.
24816 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
24818 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
24819 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
24820 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
24821 (i6400_fpu_mult): New cpu units.
24822 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
24823 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
24824 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
24825 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
24826 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
24827 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
24828 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
24829 (i6400_msa_long_float4, i6400_msa_long_float5)
24830 (i6400_msa_long_float8, i6400_msa_fdiv_df)
24831 (i6400_msa_fdiv_sf): New reservations.
24832 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
24833 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
24834 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
24835 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
24836 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
24837 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
24838 (msa_short_cmp, msa_short_float2, msa_short_logic3)
24839 (msa_short_store4, msa_long_load, msa_short_store)
24840 (msa_long_logic, msa_long_float2, msa_long_float4)
24841 (msa_long_float5, msa_long_float8, msa_long_mult)
24842 (msa_long_fdiv, msa_long_div): New reservations.
24844 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
24845 Sameera Deshpande <sameera.deshpande@imgtec.com>
24846 Matthew Fortune <matthew.fortune@imgtec.com>
24847 Graham Stott <graham.stott@imgtec.com>
24848 Chao-ying Fu <chao-ying.fu@imgtec.com>
24850 * config.gcc: Add MSA header file for mips*-*-* target.
24851 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
24852 (Ubv8i, Urv8): New constraints.
24853 * config/mips/mips-ftypes.def: Add function types for MSA
24855 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
24856 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
24857 * config/mips/mips-msa.md: New file.
24858 * config/mips/mips-protos.h
24859 (mips_split_128bit_const_insns): New prototype.
24860 (mips_msa_idiv_insns): Likewise.
24861 (mips_split_128bit_move): Likewise.
24862 (mips_split_128bit_move_p): Likewise.
24863 (mips_split_msa_copy_d): Likewise.
24864 (mips_split_msa_insert_d): Likewise.
24865 (mips_split_msa_fill_d): Likewise.
24866 (mips_expand_msa_branch): Likewise.
24867 (mips_const_vector_same_val_p): Likewise.
24868 (mips_const_vector_same_bytes_p): Likewise.
24869 (mips_const_vector_same_int_p): Likewise.
24870 (mips_const_vector_shuffle_set_p): Likewise.
24871 (mips_const_vector_bitimm_set_p): Likewise.
24872 (mips_const_vector_bitimm_clr_p): Likewise.
24873 (mips_msa_vec_parallel_const_half): Likewise.
24874 (mips_msa_output_division): Likewise.
24875 (mips_ldst_scaled_shift): Likewise.
24876 (mips_expand_vec_cond_expr): Likewise.
24877 * config/mips/mips.c (enum mips_builtin_type): Add
24878 MIPS_BUILTIN_MSA_TEST_BRANCH.
24879 (mips_gen_const_int_vector_shuffle): New prototype.
24880 (mips_const_vector_bitimm_set_p): New function.
24881 (mips_const_vector_bitimm_clr_p): Likewise.
24882 (mips_const_vector_same_val_p): Likewise.
24883 (mips_const_vector_same_bytes_p): Likewise.
24884 (mips_const_vector_same_int_p): Likewise.
24885 (mips_const_vector_shuffle_set_p): Likewise.
24886 (mips_symbol_insns): Forbid loading symbols via immediate for
24888 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
24890 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
24892 (mips_lx_address_p): Add support load indexed address for MSA.
24893 (mips_address_insns): Add calculation of instructions needed for
24894 stores and loads for MSA.
24895 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
24896 CONST_VECTOR for MSA and let it fall through.
24897 (mips_ldst_scaled_shift): New function.
24898 (mips_subword_at_byte): Likewise.
24899 (mips_msa_idiv_insns): Likewise.
24900 (mips_legitimize_move): Validate MSA moves.
24901 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
24902 calculation of costs for MSA division.
24903 (mips_split_move_p): Check if MSA moves need splitting.
24904 (mips_split_move): Split MSA moves if necessary.
24905 (mips_split_128bit_move_p): New function.
24906 (mips_split_128bit_move): Likewise.
24907 (mips_split_msa_copy_d): Likewise.
24908 (mips_split_msa_insert_d): Likewise.
24909 (mips_split_msa_fill_d): Likewise.
24910 (mips_output_move): Handle MSA moves.
24911 (mips_expand_msa_branch): New function.
24912 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
24913 Reinstate 'y' modifier.
24914 (mips_file_start): Add MSA .gnu_attribute.
24915 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
24917 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
24918 (mips_class_max_nregs): Add register size for MSA supported mode.
24919 (mips_cannot_change_mode_class): Allow conversion between MSA
24920 vector modes and TImode.
24921 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
24923 (mips_secondary_reload_class): Force MSA loads/stores via memory.
24924 (mips_preferred_simd_mode): Add preffered modes for MSA.
24925 (mips_vector_mode_supported_p): Add MSA supported modes.
24926 (mips_autovectorize_vector_sizes): New function.
24927 (mips_msa_output_division): Likewise.
24928 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
24929 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
24930 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
24931 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
24932 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
24933 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
24934 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
24935 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
24936 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
24937 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
24938 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
24939 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
24940 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
24941 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
24942 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
24943 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
24944 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
24945 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
24946 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
24947 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
24948 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
24949 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
24950 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
24951 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
24952 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
24953 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
24954 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
24955 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
24956 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
24957 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
24958 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
24959 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
24960 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
24961 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
24962 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
24963 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
24964 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
24965 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
24966 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
24967 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
24968 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
24969 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
24970 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
24971 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
24972 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
24973 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
24974 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
24975 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
24976 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
24977 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
24978 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
24979 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
24980 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
24981 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
24982 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
24983 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
24984 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
24985 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
24986 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
24987 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
24988 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
24989 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
24990 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
24991 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
24992 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
24993 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
24994 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
24995 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
24996 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
24997 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
24998 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
24999 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
25000 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
25001 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
25002 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
25003 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
25004 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
25005 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
25006 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
25007 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
25008 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
25009 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
25010 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
25011 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
25012 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
25013 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
25014 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
25015 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
25016 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
25017 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
25018 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
25019 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
25020 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
25021 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
25022 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
25023 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
25024 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
25025 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
25026 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
25027 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
25028 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
25029 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
25030 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
25031 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
25032 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
25033 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
25034 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
25035 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
25036 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
25037 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
25038 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
25039 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
25040 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
25041 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
25042 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
25043 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
25044 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
25045 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
25046 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
25047 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
25048 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
25049 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
25050 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
25051 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
25052 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
25053 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
25054 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
25055 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
25056 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
25057 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
25058 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
25059 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
25060 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
25061 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
25062 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
25063 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
25064 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
25065 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
25066 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
25067 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
25068 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
25069 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
25070 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
25071 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
25072 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
25073 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
25074 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
25075 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
25076 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
25077 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
25078 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
25080 (mips_get_builtin_decl_index): New array.
25081 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
25082 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
25083 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
25084 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
25085 (mips_init_builtins): Initialize mips_get_builtin_decl_index
25087 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
25089 (mips_expand_builtin_insn): Prepare operands for
25090 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
25091 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
25092 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
25093 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
25094 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
25095 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
25096 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
25097 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
25098 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
25099 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
25100 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
25101 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
25102 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
25103 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
25104 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
25105 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
25106 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
25107 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
25108 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
25109 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
25110 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
25111 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
25112 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
25113 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
25114 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
25115 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
25116 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
25117 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
25118 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
25119 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
25120 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
25121 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
25122 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
25123 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
25124 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
25125 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
25126 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
25127 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
25128 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
25129 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
25130 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
25131 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
25132 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
25133 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
25134 These are set implicitly and an error is reported if overridden.
25135 (mips_expand_builtin_msa_test_branch): New function.
25136 (mips_expand_msa_shuffle): Likewise.
25137 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
25138 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
25139 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
25140 (mips_expand_vec_unpack): Add support for MSA.
25141 (mips_expand_vector_init): Likewise.
25142 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
25143 instead of const0_rtx.
25144 (mips_msa_vec_parallel_const_half): New function.
25145 (mips_gen_const_int_vector): Likewise.
25146 (mips_gen_const_int_vector_shuffle): Likewise.
25147 (mips_expand_msa_cmp): Likewise.
25148 (mips_expand_vec_cond_expr): Likewise.
25149 * config/mips/mips.h
25150 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
25151 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
25153 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
25154 (ISA_HAS_MSA): New macro.
25155 (UNITS_PER_MSA_REG): Likewise.
25156 (BITS_PER_MSA_REG): Likewise.
25157 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
25158 (MSA_REG_FIRST): New macro.
25159 (MSA_REG_LAST): Likewise.
25160 (MSA_REG_NUM): Likewise.
25161 (MSA_REG_P): Likewise.
25162 (MSA_REG_RTX_P): Likewise.
25163 (MSA_SUPPORTED_MODE_P): Likewise.
25164 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
25165 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
25166 * config/mips/mips.md: Include mips-msa.md.
25167 (alu_type): Add simd_add.
25168 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
25169 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
25170 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
25171 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
25172 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
25173 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
25174 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
25175 simd_move, simd_load, simd_store. Choose "multi" for moves
25177 (qword_mode): New attribute.
25178 (insn_count): Add instruction count for quad moves.
25179 Increase the count for MIPS SIMD division.
25180 (UNITMODE): Add UNITMODEs for vector types.
25181 (addsub): New code iterator.
25182 * config/mips/mips.opt (mmsa): New option.
25183 * config/mips/msa.h: New file.
25184 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
25186 * config/mips/mti-linux.h: Likewise.
25187 * config/mips/predicates.md
25188 (const_msa_branch_operand): New constraint.
25189 (const_uimm3_operand): Likewise.
25190 (const_uimm4_operand): Likewise.
25191 (const_uimm5_operand): Likewise.
25192 (const_uimm8_operand): Likewise.
25193 (const_imm5_operand): Likewise.
25194 (aq10b_operand): Likewise.
25195 (aq10h_operand): Likewise.
25196 (aq10w_operand): Likewise.
25197 (aq10d_operand): Likewise.
25198 (const_m1_operand): Likewise.
25199 (reg_or_m1_operand): Likewise.
25200 (const_exp_2_operand): Likewise.
25201 (const_exp_4_operand): Likewise.
25202 (const_exp_8_operand): Likewise.
25203 (const_exp_16_operand): Likewise.
25204 (const_vector_same_val_operand): Likewise.
25205 (const_vector_same_simm5_operand): Likewise.
25206 (const_vector_same_uimm5_operand): Likewise.
25207 (const_vector_same_uimm6_operand): Likewise.
25208 (const_vector_same_uimm8_operand): Likewise.
25209 (par_const_vector_shf_set_operand): Likewise.
25210 (reg_or_vector_same_val_operand): Likewise.
25211 (reg_or_vector_same_simm5_operand): Likewise.
25212 (reg_or_vector_same_uimm6_operand): Likewise.
25213 * doc/extend.texi (MIPS SIMD Architecture Functions): New
25215 * doc/invoke.texi (-mmsa): Document new option.
25217 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25219 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
25220 * configure: Regenerate.
25221 * config.in: Regenerate.
25222 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
25223 on -fvtable-verify.
25224 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
25225 (ENDFILE_VTV_SPEC): Define.
25227 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
25229 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
25230 registers in all interrupt handlers if necessary.
25231 (rl78_option_override): Add warning.
25232 (MUST_SAVE_MDUC_REGISTERS): New macro.
25233 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
25234 * config/rl78/rl78.c (check_mduc_usage): New function.
25235 (mduc_regs): New structure to hold MDUC register data.
25236 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
25237 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
25238 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
25239 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
25240 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
25241 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
25243 2016-05-09 Bin Cheng <bin.cheng@arm.com>
25245 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
25246 (tree-ssa-loop-niter.h): Ditto.
25247 (idx_within_array_bound, ref_within_array_bound): New functions.
25248 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
25249 Factor out check on writable base object to ...
25250 (base_object_writable): ... here.
25252 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25254 * config/arm/arm.md (probe_stack): Add modes to set source
25257 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
25259 * regrename.c (base_reg_class_for_rename): New static function.
25260 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
25262 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
25264 * cgraph.c (thunk_adjust): Export.
25265 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
25266 * cgraphunit.c (thunk_adjust): Export.
25267 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
25269 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
25271 * tree-inline.c (expand_call_inline): Expand thunks inline.
25273 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
25276 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
25277 (*sse2_vd_cvtss2sd): Ditto.
25278 * config/i386/i386.md
25279 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
25280 Generate *sse2_vd_cvtsd2ss pattern.
25281 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
25282 Generate *sse2_vd_cvtss2sd pattern.
25284 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
25286 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
25287 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
25290 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
25292 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
25293 * config/sh/sh.c: Define and declare variables on first use throughout
25295 (current_function_interrupt): Change to bool type.
25296 (frame_insn): Rename to emit_frame_insn and update users.
25297 (push_regs): Use bool for 'interrupt_handler' argument.
25298 (save_schedule_s): Remove.
25299 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
25300 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
25301 targetm.asm_out.unaligned_op.di.
25302 (gen_far_branch): Remove redundant forward declaration.
25303 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
25304 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
25305 (sh_set_return_address, sh_function_ok_for_sibcall,
25306 scavenge_reg): Update comments.
25307 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
25308 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
25309 (sh_attr_renesas_p): Remove unnecessary parentheses.
25310 (branch_dest): Simplify.
25311 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
25312 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
25313 (CUMULATIVE_ARGS): Change macro to typedef.
25314 (current_function_interrupt): Change to bool type.
25315 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
25316 Surround with __cplusplus ifdef.
25317 (sh_compare_op0, sh_compare_op1): Remove.
25318 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
25320 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
25322 * config/arm/arm.md (arch): Add neon.
25323 (arch_enabled): Return yes for arch neon when TARGET_NEON.
25324 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
25325 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
25326 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
25327 attributes for alt renumbering. Mark alt 3 as non-predicable.
25328 (thumb2_movdf_vfp): Likewise.
25330 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
25332 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
25333 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
25334 (*andqi_1): Add preferred_for_speed attribute to disparage
25335 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
25336 (*<code>qi_1): Ditto.
25337 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
25338 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
25339 (*ashlqi3_1): Ditto.
25340 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
25341 Add preferred_for_size attribute to disparage alternative 0 and
25342 preferred_for_speed attribute to disparage alternative 1 for
25343 TARGET_PARTIAL_REG_STALL targets.
25345 2016-05-07 Tom de Vries <tom@codesourcery.com>
25347 PR tree-optimization/70956
25348 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
25351 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
25353 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
25354 * config/sh/sh.c (sh_cbranch_distance): Implement it.
25355 * config/sh/sh.md (branch_zero): Remove define_attr.
25356 (define_delay): Disable delay slot if branch distance is one insn.
25358 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25360 * config/i386/i386.md (LEAMODE): New mode attribute.
25361 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
25362 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
25363 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
25364 operand 2 predicate.
25365 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
25366 (*lea<mode>_general_3): Ditto.
25367 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
25369 2016-05-06 Jakub Jelinek <jakub@redhat.com>
25371 * genmddump.c (main): Convert argv from char ** to const char **.
25373 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25375 * coretypes.h (OVERRIDE): New macro.
25376 (FINAL): New macro.
25378 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
25380 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
25381 allow coalescing if the types are compatible.
25383 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25385 * pass_manager.h (pass_manager::register_pass_name): New method.
25386 (pass_manager::get_pass_by_name): New method.
25387 (pass_manager::create_pass_tab): New method.
25388 (pass_manager::m_name_to_pass_map): New field.
25389 * passes.c (name_to_pass_map): Delete global in favor of field
25390 "m_name_to_pass_map" of pass_manager.
25391 (register_pass_name): Rename from a function to...
25392 (pass_manager::register_pass_name): ...this method, updating
25393 for renaming of global "name_to_pass_map" to field
25394 "m_name_to_pass_map".
25395 (create_pass_tab): Rename from a function to...
25396 (pass_manager::create_pass_tab): ...this method, updating
25397 for renaming of global "name_to_pass_map" to field.
25398 (get_pass_by_name): Rename from a function to...
25399 (pass_manager::get_pass_by_name): ...this method.
25400 (enable_disable_pass): Convert use of get_pass_by_name to
25401 a method call, locating the pass_manager singleton.
25403 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25405 * genattr-common.c (main): Convert argv from char ** to const char **.
25406 * genattr.c (main): Likewise.
25407 * genattrtab.c (main): Likewise.
25408 * genautomata.c (initiate_automaton_gen): Likewise.
25410 * gencodes.c (main): Likewise.
25411 * genconditions.c (main): Likewise.
25412 * genconfig.c (main): Likewise.
25413 * genconstants.c (main): Likewise.
25414 * genemit.c (main): Likewise.
25415 * genenums.c (main): Likewise.
25416 * genextract.c (main): Likewise.
25417 * genflags.c (main): Likewise.
25418 * genmddeps.c (main): Likewise.
25419 * genopinit.c (main): Likewise.
25420 * genoutput.c (main): Likewise.
25421 * genpeep.c (main): Likewise.
25422 * genpreds.c (main): Likewise.
25423 * genrecog.c (main): Likewise.
25424 * gensupport.c (init_rtx_reader_args_cb): Likewise.
25425 (init_rtx_reader_args): Likewise.
25426 * gensupport.h (init_rtx_reader_args_cb): Likewise.
25427 (init_rtx_reader_args): Likewise.
25428 * gentarget-def.c (main): Likewise.
25429 * read-md.c (read_md_files): Likewise.
25430 * read-md.h (read_md_files): Likewise.
25432 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25434 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
25435 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
25436 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
25437 Remove unused predicate.
25438 (register_and_not_fp_reg_operand): Ditto.
25440 2016-05-06 Martin Liska <mliska@suse.cz>
25442 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
25443 instead of vec as the vector is local to the function.
25445 2016-05-06 Jakub Jelinek <jakub@redhat.com>
25447 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
25448 avx512bw alternative.
25450 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
25451 before the ashr<mode>3 pattern.
25453 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
25454 v instead of x in vex or maybe_vex alternatives, use
25455 maybe_evex instead of vex in prefix.
25457 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
25458 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
25459 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
25460 in vex or maybe_vex alternatives, use maybe_evex instead of vex
25463 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
25464 v instead of x in vex or maybe_vex alternatives, use
25465 maybe_evex instead of vex in prefix.
25467 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
25468 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
25469 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
25470 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
25471 alternatives, use maybe_evex instead of vex in prefix.
25473 * config/i386/sse.md (vec_interleave_lowv4sf,
25474 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
25475 v instead of x in vex or maybe_vex alternatives, use
25476 maybe_evex instead of vex in prefix.
25478 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
25479 v instead of x in vex or maybe_vex alternatives, use
25480 maybe_evex instead of vex in prefix.
25482 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
25483 v constraint instead of x.
25485 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
25487 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
25488 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
25491 2016-05-06 Richard Biener <rguenther@suse.de>
25493 PR tree-optimization/70948
25494 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
25495 Properly clobber all fields of va_list for __builtin_va_start.
25497 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
25500 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
25501 loop latch destination.
25503 2016-05-06 Martin Liska <mliska@suse.cz>
25505 * tree-ssa-uninit.c: Apply manual changes
25506 to the GNU coding style.
25507 (prune_uninit_phi_opnds): Rename from
25508 prune_uninit_phi_opnds_in_unrealizable_paths.
25510 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25512 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
25513 mspace): Remove deprecated options.
25514 * doc/invoke.texi (SH options): Remove -mspace.
25516 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25518 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
25520 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25522 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
25523 corresponding combine split pattern.
25525 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25528 * config/sh/predicates.md (long_displacement_mem_operand): New.
25529 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
25530 Add movi20, movi20s alternatives. Adjust length attribute for
25532 (movsi_ie): Allow for any FPU. Adjust length attribute for
25534 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
25535 attribute for alternatives.
25536 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
25537 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
25538 length attribute for alternatives.
25540 2016-05-06 Richard Biener <rguenther@suse.de>
25542 PR tree-optimization/70960
25543 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
25545 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25548 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
25549 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
25551 2016-05-06 Marek Polacek <polacek@redhat.com>
25554 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
25556 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25559 * config/sh/sh.md (*rotcr): Add another variant.
25561 2016-05-06 Richard Biener <rguenther@suse.de>
25563 PR middle-end/70931
25564 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
25566 2016-05-06 Richard Biener <rguenther@suse.de>
25568 PR middle-end/70941
25569 * fold-const.c (split_tree): Always convert to the original type
25572 2016-05-06 Richard Biener <rguenther@suse.de>
25574 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
25575 (fwprop_addr): Likewise.
25577 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25580 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
25582 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
25583 * config/i386/i386.md (push mem splitter): Use find_constant_src in
25584 the splitter condition.
25585 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
25586 the splitter condition.
25587 (FP float_extend load splitter): Ditto.
25589 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
25591 * config/i386/i386.md (peehole2 patterns): Change true_regnum
25592 to REGNO in all peephole2 patterns.
25593 (post-reload splitters): Change true_regnum to REGNO in
25594 post-reload splitters.
25595 (zero_extend splitters): Use general_reg_operand and
25596 nonimmediate_gr_operand predicates.
25598 2016-05-05 Jakub Jelinek <jakub@redhat.com>
25600 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
25601 v constraint instead of x.
25603 2016-05-05 Alan Modra <amodra@gmail.com>
25606 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
25607 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
25608 TARGET_NO_FP_IN_TOC for -mrelocatable.
25609 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
25610 TARGET_RELOCATABLE test.
25611 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25612 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25613 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25614 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25615 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25616 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25617 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25618 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25619 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
25620 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25622 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
25623 (rs6000_stack_info): Likewise.
25624 (rs6000_elf_asm_out_constructor): Likewise.
25625 (rs6000_elf_asm_out_destructor): Likewise.
25626 (rs6000_elf_declare_function_name): Likewise.
25627 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
25628 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
25631 2016-05-05 Alan Modra <amodra@gmail.com>
25633 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
25635 2016-05-05 Alan Modra <amodra@gmail.com>
25637 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
25638 out-of-line gpr restore for one or two regs if that would add
25641 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
25644 * config/i386/i386.md
25645 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
25646 Change to post-epilogue_completed late splitter. Use sse_reg_operand
25647 as operand 0 predicate.
25648 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
25650 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
25651 Ditto. Emit the pattern using RTX.
25653 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
25654 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
25655 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
25656 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
25658 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
25659 sse_reg_operand as operand 0 predicate.
25661 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
25662 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
25663 instead of gen_rtx_REG.
25664 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
25667 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25669 * function.c (emit_use_return_register_into_block): Delete.
25670 (gen_return_pattern): Delete.
25671 (emit_return_into_block): Delete.
25672 (active_insn_between): Delete.
25673 (convert_jumps_to_returns): Delete.
25674 (emit_return_for_exit): Delete.
25675 (thread_prologue_and_epilogue_insns): Delete all code dealing with
25676 simple_return for shrink-wrapped blocks.
25677 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
25678 end of blocks that need one.
25679 (get_unconverted_simple_return): Delete.
25680 (convert_to_simple_return): Delete.
25681 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
25682 (convert_to_simple_return): Ditto.
25684 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25686 * cfgcleanup.c (bb_is_just_return): New function.
25687 (try_optimize_cfg): Simplify jumps to return, branches to return,
25688 and branches around return.
25690 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25692 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
25693 branch to a return.
25695 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25699 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
25700 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
25701 assert flags & OEP_HASH_CHECK, instead of asserting it
25702 never happens. Handle TARGET_EXPR.
25703 * fold-const.c (operand_equal_p): For hash verification,
25704 or in OEP_HASH_CHECK into flags.
25706 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
25708 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
25710 (compute_samebase_partition_bases): Fix typo.
25712 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25714 * config/i386/sse.md (vec_interleave_highv8sf,
25715 vec_interleave_lowv8sf, vec_interleave_highv4df,
25716 vec_interleave_lowv4df): Remove constraints from expanders.
25718 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
25720 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25722 * tree-inline.c (expand_call_inline): Fix path dealing with
25723 making lhs of call statement undefined.
25725 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25727 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
25728 Check availability on NODE, too.
25729 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
25730 (cgraph_node::call_for_symbol_and_aliases): Likewise.
25731 (varpool_node::call_for_symbol_and_aliase): Likewise.
25732 * ipa-pure-const.c (add_new_function): Analyze all bodies.
25733 (propagate_pure_const): Propagate across interposable functions, too.
25734 (skip_function_for_local_pure_const): Do not skip interposable bodies
25736 (pass_local_pure_const::execute): Update.
25738 2016-05-04 Marek Polacek <polacek@redhat.com>
25740 * doc/invoke.texi: Document -Wdangling-else.
25742 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25744 * config.gcc: Error out when conflicting multilib is detected. Do not
25745 loop over multilibs since no combination is legal.
25747 2016-05-04 Alan Modra <amodra@gmail.com>
25749 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
25750 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
25751 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25754 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
25756 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
25757 Clean up p5600 comments.
25759 2016-05-04 Richard Biener <rguenther@suse.de>
25761 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
25762 constructor simplifications.
25763 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
25765 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
25767 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
25768 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
25769 result.set_rtx is null instead of aborting.
25770 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
25772 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
25773 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
25774 *mov<mode>_store_postinc): New patterns.
25776 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
25778 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
25779 as commutative. Check both conversions are NOP.
25780 ((A & B) OP (C & B)): Remove.
25782 2016-05-04 Alan Modra <amodra@gmail.com>
25784 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
25786 2016-05-04 Alan Modra <amodra@gmail.com>
25789 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
25790 when cr2,3,4 are all fixed regs.
25792 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
25794 PR rtl-optimization/57193
25795 * opts.c (default_options_table): Revert OPT_frename_registers change.
25796 * doc/invoke.texi (-frename-registers, -O2): Likewise.
25798 2016-05-03 Martin Sebor <msebor@redhat.com>
25801 * builtins.c (fold_builtin_FILE): New function.
25802 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
25803 (fold_builtin_0): Call them.
25804 * gimplify.c (gimplify_call_expr): Remove the handling of
25805 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
25808 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
25809 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
25813 * doc/extend.texi (Function Names as Strings): Update __func__,
25814 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
25817 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25818 Richard Biener <rguenther@suse.de>
25820 PR tree-optimization/70916
25821 * tree-if-conv.c: Include cfganal.h.
25822 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
25823 and remove_fake_exit_edges around the optimization pass.
25825 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
25827 * cgraph.c (symbol_table::create_edge): Set inline_failed.
25828 (cgraph_edge::make_direct): Likewise.
25829 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
25830 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
25831 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
25832 (CIF_THUNK): New code.
25833 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
25834 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
25835 (compute_inline_parameters): Set inline_failed for thunks.
25836 (inline_analyze_function): Cleanup.
25837 * ipa-inline.c (can_inline_edge_p): Do not deal with
25838 call_stmt_cannot_inline_p.
25839 (can_early_inline_edge_p): Likewise.
25840 (early_inliner): Initialize inline_failed.
25841 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
25843 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
25845 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
25846 from nonimm_ssenomem_operand.
25847 (nonimm_ssenomem_operand): New predicate.
25848 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
25849 as operand 0 predicate.
25850 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
25851 Disable unsupported alternatives using "enabled" attribute.
25852 Use register_ssemem_operand as operand 0 predicate.
25853 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
25855 2016-05-03 Marek Polacek <polacek@redhat.com>
25858 * input.c (expansion_point_location): New function.
25859 * input.h (expansion_point_location): Declare.
25861 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
25863 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
25864 occurence with frame_offset_ ones.
25866 2016-05-03 Alan Modra <amodra@gmail.com>
25868 PR rtl-optimization/70890
25869 * ira.c (combine_and_move_insns): When moving def_insn, remove
25870 equivs on use_insn.
25872 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
25874 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
25875 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
25876 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
25877 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
25879 2016-05-03 Alan Modra <amodra@gmail.com>
25881 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
25882 for SAVE_MULTIPLE/STORE_MULTIPLE.
25884 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25886 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
25887 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
25889 2016-05-03 Richard Biener <rguenther@suse.de>
25891 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
25893 (gimplify_arg): Likewise.
25894 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
25895 re-writing the result to a decl if required.
25896 (internal_get_tmp_var): Add allow_ssa parameter
25897 and override into_ssa with it.
25898 (get_formal_tmp_var): Adjust.
25899 (get_initialized_tmp_var): Add allow_ssa parameter.
25900 (gimplify_arg): Add allow_ssa parameter and avoid generating
25901 SSA names for the result false.
25902 (gimplify_call_expr): If the call may return twice do not
25903 gimplify parameters into SSA.
25904 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
25905 (gimplify_modify_expr): Adjust assert. For noreturn calls
25906 with a SSA name LHS adjust its def.
25907 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
25908 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
25909 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
25910 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
25911 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
25912 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
25913 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
25914 (optimize_target_teams): Do not allow SSA names for clause operands.
25915 (gimplify_expr): Likewise for where we mark the result addressable.
25916 * passes.def (pass_init_datastructures): Remove.
25917 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
25918 (rewrite_stmt): Likewise.
25919 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
25920 (replace_locals_op): Replace SSA names.
25921 (copy_gimple_seq_and_replace_locals): Init src_cfun.
25922 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
25923 * cgraph.c (release_function_body): Free CFG annotations only
25924 when we have a CFG. Simplify.
25925 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
25926 force_gimple_operand instead of get_initialized_tmp_var.
25927 * tree-pass.h (make_pass_init_datastructures): Remove.
25928 * tree-ssa.c (execute_init_datastructures): Remove.
25929 (pass_data_init_datastructures): Likewise.
25930 (class pass_init_datastructures): Likewise.
25931 (make_pass_init_datastructures): Likewise.
25932 * omp-low.c (create_omp_child_function): Init SSA data structures.
25933 (grid_expand_target_grid_body): Likewise.
25934 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
25935 name before adding it to names_to_release.
25936 (remove_bb): Always release SSA defs.
25937 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
25938 before dereferencing it.
25939 * cgraphunit.c (init_lowered_empty_function): Always
25940 int SSA data structures.
25941 * tree-ssanames.c (release_defs): Remove assert that we are in
25943 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
25945 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25946 Uros Bizjak <ubizjak@gmail.com>
25948 PR rtl-optimization/70467
25949 * config/i386/predicates.md (x86_64_hilo_int_operand,
25950 x86_64_hilo_general_operand): New predicates.
25951 * config/i386/constraints.md (Wd): New constraint.
25952 * config/i386/i386.md (mode attr di): Use Wd instead of e.
25953 (general_hilo_operand): New mode attr.
25954 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
25955 instead of <general_operand>.
25956 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
25957 x86_64_hilo_general_operand instead of <general_operand>.
25959 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25961 PR tree-optimization/70916
25962 * tree-if-conv.c (constant_or_ssa_name): Removed.
25963 (fold_build_cond_expr): Use is_gimple_val instead of
25964 constant_or_ssa_name.
25966 PR tree-optimization/70916
25967 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
25968 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
25971 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
25972 (optimize_atomic_bit_test_and): New function.
25973 (pass_fold_builtins::execute): Use it.
25974 * optabs.def (atomic_bit_test_and_set_optab,
25975 atomic_bit_test_and_complement_optab,
25976 atomic_bit_test_and_reset_optab): New optabs.
25977 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
25978 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
25979 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
25980 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
25981 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
25982 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
25983 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
25984 * doc/md.texi (atomic_bit_test_and_set@var{mode},
25985 atomic_bit_test_and_complement@var{mode},
25986 atomic_bit_test_and_reset@var{mode}): Document.
25987 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
25988 atomic_bit_test_and_complement<mode>,
25989 atomic_bit_test_and_reset<mode>): New expanders.
25990 (atomic_bit_test_and_set<mode>_1,
25991 atomic_bit_test_and_complement<mode>_1,
25992 atomic_bit_test_and_reset<mode>_1): New insns.
25994 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
25996 PR rtl-optimization/70687
25997 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
25998 instead of unsigned HOST_WIDE_INT.
26000 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
26002 PR rtl-optimization/44281
26003 * hard-reg-set.h (struct target_hard_regs): New field
26004 x_fixed_nonglobal_reg_set.
26005 (fixed_nonglobal_reg_set): New macro.
26006 * reginfo.c (init_reg_sets_1): Initialize it.
26007 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
26009 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
26011 2016-05-03 Bin Cheng <bin.cheng@arm.com>
26013 PR tree-optimization/56541
26014 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
26015 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
26016 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
26017 (any_complicated_phi): new static variable.
26018 (aggressive_if_conv): delete.
26019 (if_convertible_phi_p): support phis with more than two arguments.
26020 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
26021 critical pred edges.
26022 (ifcvt_split_critical_edges): support phis with more than two
26023 arguments by checking new parameter. only split critical edges
26025 (tree_if_conversion): handle simd pragma marked loop using new
26026 local variable aggressive_if_conv. check any_complicated_phi.
26028 2016-05-03 Bin Cheng <bin.cheng@arm.com>
26030 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
26033 2016-05-03 Bin Cheng <bin.cheng@arm.com>
26035 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
26038 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
26040 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
26041 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
26042 define_insn_and_split.
26043 (mulsi3_i): New define_insn_and_split.
26044 (mulsi3_call): Convert to define_insn.
26045 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
26046 Remove constraints.
26048 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26050 * machmode.h (mode_complex): Add support to give the complex mode
26052 (GET_MODE_COMPLEX_MODE): Likewise.
26053 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
26054 stored by build_complex_type and gfc_build_complex_type instead of
26055 trying to figure out the appropriate mode based on the size. Raise
26056 an assertion error, if the type was not set.
26057 * genmodes.c (struct mode_data): Add field for the complex type of
26059 (blank_mode): Likewise.
26060 (make_complex_modes): Remember the complex mode created in the
26062 (emit_mode_complex): Write out the mode_complex array to map a
26063 type mode to the complex version.
26064 (emit_insn_modes_c): Likewise.
26065 * tree.c (build_complex_type): Set the complex type to use before
26066 calling layout_type.
26067 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
26068 support for __float128 complex datatypes.
26069 (rs6000_hard_regno_mode_ok): Likewise.
26070 (rs6000_setup_reg_addr_masks): Likewise.
26071 (rs6000_complex_function_value): Likewise.
26072 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
26073 __float128 and __ibm128 complex.
26074 (FLOAT128_IBM_P): Likewise.
26075 (ALTIVEC_ARG_MAX_RETURN): Likewise.
26076 * doc/extend.texi (Additional Floating Types): Document that
26077 -mfloat128 must be used to enable __float128. Document complex
26078 __float128 and __ibm128 support.
26080 2016-05-02 Jakub Jelinek <jakub@redhat.com>
26083 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
26084 char/short arguments promoted to int because of promote_prototypes.
26086 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
26088 * config/i386/predicates.md (register_ssemem_operand): New predicate.
26089 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
26090 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
26091 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
26092 alternatives using "enabled" attribute. Use register_ssemem_operand
26093 as operand 1 predicate.
26094 (*cmpi<unord>xf_i387): Split XFmode pattern from
26095 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
26096 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
26097 *absneg<mode>2_i387. Disable unsupported alternatives using
26098 "enabled" attribute.
26099 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
26101 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
26103 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
26105 (oacc_loop_process): Check mask for loop termination.
26107 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
26109 * cif-code.def (CIF_THUNK): Add.
26110 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
26113 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
26115 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
26116 (dump_inline_summary): Dump it.
26117 (fp_expression_p): New predicate.
26118 (estimate_function_body_sizes): Use it.
26119 (inline_merge_summary): Merge fp_expressions.
26120 (inline_read_section): Read fp_expressions.
26121 (inline_write_summary): Write fp_expressions.
26122 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
26123 codegen boundary if either caller or callee is !fp_expressions.
26124 * ipa-inline.h (inline_summary): Add fp_expressions.
26125 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
26126 to fp_expressions be sure the fp generation flags are updated.
26128 2016-05-02 Jakub Jelinek <jakub@redhat.com>
26130 PR rtl-optimization/70467
26131 * cse.c (cse_insn): Handle no-op MEM moves after folding.
26133 PR rtl-optimization/70467
26134 * ipa-pure-const.c (check_call): Handle internal calls even in
26135 ipa mode like in local mode.
26137 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
26139 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
26141 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
26143 * match.pd (X u< X, X u> X): New transformations.
26145 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
26147 * flag-types.h (enum warn_strict_overflow_code): Move ...
26148 * coretypes.h: ... here.
26149 * fold-const.h (fold_overflow_warning): Declare.
26150 * fold-const.c (fold_overflow_warning): Make non-static.
26151 (fold_comparison): Move the transformation of X +- C1 CMP C2
26152 into X CMP C2 -+ C1 ...
26153 * match.pd: ... here.
26154 * gimple-fold.c (fold_stmt_1): Protect with
26155 fold_defer_overflow_warnings.
26157 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
26159 * omp-low.c (struct oacc_loop): Add 'inner' field.
26160 (new_oacc_loop_raw): Initialize it to zero.
26161 (oacc_loop_fixed_partitions): Initialize it.
26162 (oacc_loop_auto_partitions): Partition outermost loop to outermost
26163 available partitioning.
26165 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26167 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
26169 (umulsidi3): Likewise.
26170 (indirect_jump): Fix jump instruction assembly patterns.
26172 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
26175 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
26176 (nvptx_function_value): Assert non-NULL cfun.
26178 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
26180 PR rtl-optimization/70886
26181 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
26183 * cselib.h (rtx_equal_for_cselib_1): Declare.
26184 (rtx_equal_for_cselib_p: New inline function.
26185 * cselib.c (rtx_equal_for_cselib_p): Delete.
26186 (rtx_equal_for_cselib_1): Make public.
26188 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
26190 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
26191 (register_mixssei387nonimm_operand): Remove predicate.
26192 * config/i386/i386.md (*fop_<mode>_comm): Merge from
26193 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
26194 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
26195 for TARGET_MIX_SSE_I387 alternatives.
26196 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
26197 Disable unsupported alternatives using "enabled" attribute. Use
26198 nonimm_ssenomem_operand as operand 1 predicate. Also check
26199 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
26201 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26203 * tree.c (cst_and_fits_in_hwi): Simplify.
26205 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26207 * tree.h (wi::to_wide): New function.
26208 * expr.c (expand_expr_real_1): Use wi::to_wide.
26209 * fold-const.c (int_const_binop_1): Likewise.
26210 (extract_muldiv_1): Likewise.
26212 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26214 * wide-int.h: Update offset_int and widest_int documentation.
26215 (WI_SIGNED_SHIFT_RESULT): New macro.
26216 (wi::binary_shift): Define signed_shift_result_type for
26217 shifts on offset_int- and widest_int-like types.
26218 (generic_wide_int): Support <<= and >>= if << and >> are supported.
26219 * tree.h (int_bit_position): Use shift operators instead of wi::
26221 * alias.c (adjust_offset_for_component_ref): Likewise.
26222 * expr.c (get_inner_reference): Likewise.
26223 * fold-const.c (fold_comparison): Likewise.
26224 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
26225 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
26226 * tree-dfa.c (get_ref_base_and_extent): Likewise.
26227 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
26228 (stmt_kills_ref_p): Likewise.
26229 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
26230 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
26231 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26232 (ao_ref_init_from_vn_reference): Likewise.
26234 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26236 * wide-int.h: Update offset_int and widest_int documentation.
26237 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
26238 (wi::binary_traits): Allow ordered comparisons between offset_int and
26239 offset_int, between widest_int and widest_int, and between either
26240 of these types and basic C types.
26241 (operator <, <=, >, >=): Define for the same combinations.
26242 * tree.h (tree_int_cst_lt): Use comparison operators instead
26243 of wi:: comparisons.
26244 (tree_int_cst_le): Likewise.
26245 * gimple-fold.c (fold_array_ctor_reference): Likewise.
26246 (fold_nonarray_ctor_reference): Likewise.
26247 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
26248 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
26249 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
26250 * tree-sra.c (completely_scalarize): Likewise.
26251 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
26252 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
26253 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
26254 (check_for_binary_op_overflow): Likewise.
26255 (search_for_addr_array): Likewise.
26256 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
26258 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26260 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
26261 (arc_save_restore): Likewise.
26262 (arc_dwarf_register_span): Likewise.
26263 (arc_output_pic_addr_const): Initialize suffix variable.
26265 2016-05-02 Martin Liska <mliska@suse.cz>
26267 * symbol-summary.h (function_summary::function_summary):
26268 Remove checking assert for all cgraph nodes.
26269 (function_summary::get): Check summary_uid.
26270 (symtab_insertion): Check summary_uid.
26272 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26274 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
26275 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
26276 bmaskn instruction.
26277 (arc_dwarf_register_span): Remove enum keyword.
26278 (compact_memory_operand_p): New function.
26279 * config/arc/arc.h (reg_class): Add code density register classes.
26280 (REG_CLASS_NAMES): Likewise.
26281 (REG_CLASS_CONTENTS): Likewise.
26282 * config/arc/arc.md (*movqi_insn): Add code density instructions.
26283 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
26284 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
26285 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
26286 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
26288 (h, Rcd, Rsd, Rzd): New register constraints.
26289 (T): Use compact_memory_operand_p function.
26290 * config/arc/predicates.md (compact_load_memory_operand): Remove.
26292 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
26294 * config/sh/sh.md (*negnegt, *movtt): Remove.
26296 2016-05-02 Marek Polacek <polacek@redhat.com>
26297 Tom de Vries <tom@codesourcery.com>
26299 PR tree-optimization/70700
26300 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
26301 bigger than FIRST_REF_NODE.
26303 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
26306 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
26308 (prepare_cbranch_operands): Don't use scratch register. Assume that
26309 function is used when pseudos can be created.
26310 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
26311 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
26312 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
26313 define_expand. Allow it only when pseudos can be created.
26314 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
26316 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
26318 * config/i386/constraints.md (BC): Only allow -1 operands.
26319 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
26320 Add "enabled" attribute. Update XI mode attribute calculation.
26321 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
26322 (*movoi_internal_avx): Update XI mode attribute calculation.
26323 (*movti_internal): Ditto.
26325 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26327 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
26328 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
26330 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
26332 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
26333 statement on instruction code. Remove trailing spaces.
26334 (altivec_expand_stv_builtin): Likewise.
26336 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26338 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
26339 (TARGET_FPU_DOUBLE): Simplify.
26340 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
26341 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
26342 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
26343 with 'TARGET_FPU_DOUBLE'.
26344 * config/sh/sh.md: Likewise.
26346 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
26348 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
26349 SH_DIV_STR_FOR_SIZE): Remove.
26350 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
26351 SH_DIV_STR_FOR_SIZE): Remove.
26353 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26355 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
26356 logical_reg_operand): Delete.
26357 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
26358 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
26359 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
26360 match_operand and match_test.
26361 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
26362 variables on their first use. Return bool values.
26363 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
26364 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
26365 arith_reg_operand for input operand. Remove empty constraints.
26367 (*xorsi3_compact): Rename to xorsi3.
26368 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
26369 (*zero_extend<mode>si2_disp_mem): Update comment.
26372 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
26374 * config/sh/t-sh: Remove SH5 support.
26375 * config.gcc: Likewise.
26376 * configure: Likewise.
26378 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26380 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
26382 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
26384 * config/sh/sh.c (register_sh_passes, sh_option_override,
26385 sh_print_operand, prepare_move_operands,
26386 sh_can_follow_jump): Remove TARGET_SH1 checks.
26387 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
26388 PROMOTE_MODE): Likewise.
26389 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
26392 2016-04-30 Alan Modra <amodra@gmail.com>
26394 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
26395 restoring when fixed_reg_p, but allow out-of-line or stmw save.
26396 Check for user regs later to avoid unnecessary looping over regs.
26397 Merge user reg check with non-saved reg check. Don't force
26398 inline VR restore when static chain used.
26399 (rs6000_frame_related): Omit eh_frame info for user regs when
26401 (fixed_regs_p): Delete.
26403 2016-04-30 Alan Modra <amodra@gmail.com>
26405 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
26406 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
26409 2016-04-30 Alan Modra <amodra@gmail.com>
26412 * config/rs6000/rs6000.c (fixed_reg_p): New function.
26413 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
26416 2016-04-30 Alan Modra <amodra@gmail.com>
26418 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
26419 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
26420 flag_pic test for Darwin.
26422 2016-04-30 Alan Modra <amodra@gmail.com>
26424 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
26425 throw_calls_crossed.
26426 (REG_FREQ_CALLS_CROSSED): Delete.
26427 (REG_N_THROWING_CALLS_CROSSED): Delete.
26428 * regstat.c (regstat_bb_compute_ri): Don't calculate
26429 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
26430 (dump_reg_info): Don't print call cross frequency.
26431 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
26432 and REG_N_THROWING_CALLS_CROSSED.
26434 2016-04-30 Alan Modra <amodra@gmail.com>
26436 * regs.h (struct reg_info_t): Delete live_length.
26437 (REG_LIVE_LENGTH): Delete macro.
26438 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
26439 local_live, local_processed and local_live_last_luid params.
26440 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
26442 (regstat_compute_ri): Adjust for above. Don't set
26444 (dump_reg_info): Don't print live length.
26445 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
26446 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
26447 Localize loop_depth var.
26449 2016-04-30 Alan Modra <amodra@gmail.com>
26451 * ira.c (enum valid_equiv): New.
26452 (validate_equiv_mem): Return enum.
26453 (update_equiv_mem): Create replacement in more cases.
26454 (add_store_equivs): Update validate_equiv_mem call.
26456 2016-04-30 Alan Modra <amodra@gmail.com>
26458 * ira.c (combine_and_move_insns): Rather than scanning insns,
26459 use DF infrastucture to find use and def insns.
26461 2016-04-30 Alan Modra <amodra@gmail.com>
26463 ira.c (combine_and_move_insns): Move invariant conditions..
26464 (ira.c): ..to here. Call combine_and_move_insns before
26465 add_store_equivs. Call grow_reg_equivs later. Allocate
26466 req_equiv later using max_reg_num() rather than global max_regno.
26467 (contains_replace_regs): Delete.
26468 (add_store_equivs): Remove contains_replace_regs test.
26470 2016-04-30 Alan Modra <amodra@gmail.com>
26472 * ira.c (struct equiv_mem_data): New.
26473 (equiv_mem, equiv_mem_modified): Delete static vars.
26474 (validate_equiv_mem_from_store): Use "data" param to communicate..
26475 (validate_equiv_mem): ..from here.
26477 2016-04-30 Alan Modra <amodra@gmail.com>
26479 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
26481 (update_reg_equivs): ..here. Move allocation and freeing of
26482 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
26483 end_alias_analysis to..
26486 2016-04-30 Alan Modra <amodra@gmail.com>
26488 * ira.c (pdx_subregs): Delete.
26489 (struct equivalence): Add pdx_subregs field.
26490 (set_paradoxical_subreg): Remove pdx_subregs param. Update
26491 pdx_subregs access.
26492 (update_equiv_regs): Don't create or free pdx_subregs. Update
26493 pdx_subregs access.
26495 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26497 * config/rs6000/altivec.h: Change definitions of vec_xl and
26499 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
26500 (LD_ELEMREV_V2DI): New.
26501 (LD_ELEMREV_V4SF): New.
26502 (LD_ELEMREV_V4SI): New.
26503 (LD_ELEMREV_V8HI): New.
26504 (LD_ELEMREV_V16QI): New.
26505 (ST_ELEMREV_V2DF): New.
26506 (ST_ELEMREV_V2DI): New.
26507 (ST_ELEMREV_V4SF): New.
26508 (ST_ELEMREV_V4SI): New.
26509 (ST_ELEMREV_V8HI): New.
26510 (ST_ELEMREV_V16QI): New.
26513 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
26514 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
26515 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
26516 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
26517 (altivec_expand_builtin): Add handling for
26518 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
26519 (rs6000_invalid_builtin): Add error-checking for
26520 RS6000_BTM_P9_VECTOR.
26521 (altivec_init_builtins): Define builtins used to implement vec_xl
26523 (rs6000_builtin_mask_names): Define power9-vector.
26524 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
26525 (RS6000_BTM_P9_VECTOR): Define.
26526 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
26527 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
26528 (vsx_ld_elemrev_v2df): Likewise.
26529 (vsx_ld_elemrev_v4sf): Likewise.
26530 (vsx_ld_elemrev_v4si): Likewise.
26531 (vsx_ld_elemrev_v8hi): Likewise.
26532 (vsx_ld_elemrev_v16qi): Likewise.
26533 (vsx_st_elemrev_v2df): Likewise.
26534 (vsx_st_elemrev_v2di): Likewise.
26535 (vsx_st_elemrev_v4sf): Likewise.
26536 (vsx_st_elemrev_v4si): Likewise.
26537 (vsx_st_elemrev_v8hi): Likewise.
26538 (vsx_st_elemrev_v16qi): Likewise.
26539 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
26542 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
26544 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
26546 (simplify_control_stmt_condition_1): ... here. Recurse into
26547 BIT_AND_EXPRs and BIT_IOR_EXPRs.
26549 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
26552 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
26553 (zero_extendqi<mode>2_dot): Revert earlier conversion from
26554 define_insn_and_split to define_insn.
26555 (zero_extendqi<mode>2_dot2): Same.
26556 (extendqi<mode>2_dot): Same.
26557 (extendqi<mode>2_dot2): Same.
26559 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26561 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
26562 (probe_stack): New expander.
26563 (probe_stack_<mode>): New insn pattern.
26565 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26567 * config/i386/i386.md
26568 (operations with memory inputs setting flags peephole2):
26569 Remove uneeded REG_P checks. Cleanup pattern generation.
26571 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
26573 * tree-vect-loop.c (vect_transform_loop): Fix
26574 nb_iterations_upper_bound computation for vectorized loop.
26576 2016-04-29 Marek Polacek <polacek@redhat.com>
26577 Jakub Jelinek <jakub@redhat.com>
26580 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
26581 TARGET_EXPR_SLOT as a base.
26583 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
26585 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
26586 with 'rCm2' constraints to limit possible immediate size.
26587 (*load_zeroextendqisi_update): Likewise.
26588 (*load_signextendqisi_update): Likewise.
26589 (*loadhi_update): Likewise.
26590 (*load_zeroextendhisi_update): Likewise.
26591 (*load_signextendhisi_update): Likewise.
26592 (*loadsi_update): Likewise.
26593 (*loadsf_update): Likewise.
26595 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26597 * config/i386/predicates.md (constm1_operand): Fix comparison.
26599 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26601 * testsuite/gcc.target/arc/ieee_eq.c: New test.
26603 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
26605 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
26606 remaining SH5 related settings.
26607 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
26608 shmedia_prepare_call_address): Delete.
26609 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
26610 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
26611 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
26612 UNSUPPORTED_SH2A): Remove m5 checks.
26613 (sh_divide_strategy_e): Remove SH5 division strategies.
26614 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
26615 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
26617 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
26619 * config/s390/s390.c (s390_rtx_costs): Update documentation.
26621 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26623 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
26624 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
26625 Change lder to ldr.
26626 * config/s390/vector.md ("mov<mode>"): Likewise.
26628 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
26630 * config/s390/constraints.md ("U", "W"): Invoke
26631 s390_mem_constraint with "ZR" and "ZT".
26632 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
26633 addresses when using LRA. Accept also short displacements for S
26634 and T constraints. Do not check for long displacement target for
26635 S and T constraints.
26636 (s390_mem_constraint): Remove handling of U and W constraints.
26637 * config/s390/s390.md (various patterns): Remove the short
26638 displacement constraints (Q and R) if a long displacement
26639 constraint is present. Add longdisp as required CPU capability.
26640 * config/s390/vector.md: Likewise.
26641 * config/s390/vx-builtins.md: Likewise.
26643 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
26646 * reload1.c (reload): Call finish_spills before
26647 restarting reload loop. Skip select_reload_regs
26648 if update_eliminables_and_spill returns true.
26650 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26652 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
26653 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
26654 (umulhisi3_imm): Update predicates and constraint letters.
26655 (umulhisi3_reg): Declare instruction as commutative.
26656 * config/arc/constraints.md (J12, J16): New constraints.
26657 * config/arc/predicates.md (short_unsigned_const_operand): New
26659 (arc_short_operand): Likewise.
26660 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
26662 2016-04-29 Richard Biener <rguenther@suse.de>
26664 PR tree-optimization/13962
26665 PR tree-optimization/65686
26666 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
26667 * tree-ssa-alias.c (ptrs_compare_unequal): New function
26668 using PTA to compare pointers.
26669 * match.pd: Add pattern for pointer equality compare simplification
26670 using ptrs_compare_unequal.
26672 2016-04-29 Richard Biener <rguenther@suse.de>
26674 * stor-layout.c (layout_type): Do not build a pointer-to-element
26677 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26679 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
26680 Use SWI mode iterator. Use general_reg_operand predicate.
26681 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
26682 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
26685 2016-04-29 Jakub Jelinek <jakub@redhat.com>
26687 PR middle-end/70843
26688 * fold-const.c (operand_equal_p): Don't verify hash value equality
26690 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
26693 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26696 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
26697 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
26698 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
26699 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
26700 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
26702 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26704 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
26705 to info. Don't initialize separate fields to 0. Clean up
26708 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26710 * config/i386/i386.md (peephole2s for operations with memory inputs):
26711 Use SWI mode iterator.
26712 (peephole2s for operations with memory outputs): Ditto.
26713 Do not check for stack checking probe.
26715 (probe_stack): Remove expander.
26717 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26718 Andrew Burgess <andrew.burgess@embecosm.com>
26720 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
26721 operands as 32-bits.
26723 2016-04-28 Jason Merrill <jason@redhat.com>
26725 * gdbinit.in: Skip line-map.h.
26727 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26728 Andrew Burgess <andrew.burgess@embecosm.com>
26730 * config/arc/arc.c (arc_conditional_register_usage): Take
26731 TARGET_RRQ_CLASS into account.
26732 (arc_print_operand): Support printing 'p' and 's' operands.
26733 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
26735 (TARGET_RRQ_CLASS): Define.
26736 (IS_POWEROF2_OR_0_P): Define.
26737 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
26739 (*tst_movb): New define_insn.
26740 (*tst): Avoid recognition if it could prevent '*tst_movb'
26741 combination; replace c/CnL with c/Chs alternative.
26742 (*tst_bitfield_tst): New define_insn.
26743 (*tst_bitfield_asr): New define_insn.
26744 (*tst_bitfield): New define_insn.
26745 (andsi3_i): Add Rrq variant.
26746 (extzv): New define_expand.
26747 (insv): New define_expand.
26748 (*insv_i): New define_insn.
26749 (*movb): New define_insn.
26750 (*movb_signed): New define_insn.
26751 (*movb_high): New define_insn.
26752 (*movb_high_signed): New define_insn.
26753 (*movb_high_signed + 1): New define_split pattern.
26754 (*mrgb): New define_insn.
26755 (*mrgb + 1): New define_peephole2 pattern.
26756 (*mrgb + 2): New define_peephole2 pattern.
26757 * config/arc/arc.opt (mbitops): New option for nps400, uses
26758 TARGET_NPS_BITOPS_DEFAULT.
26759 * config/arc/constraints.md (q): Make register class conditional.
26760 (Rrq): New register constraint.
26761 (Chs): New constraint.
26762 (Clo): New constraint.
26763 (Chi): New constraint.
26764 (Cbf): New constraint.
26765 (Cbn): New constraint.
26766 (C18): New constraint.
26767 (Cbi): New constraint.
26769 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26771 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
26773 (bitmap_intersection_of_preds): Ditto.
26774 (bitmap_union_of_succs): Ditto.
26775 (bitmap_union_of_preds): Ditto.
26776 * sbitmap.c (do_popcount): Delete.
26777 (BITMAP_DEBUGGING): Delete.
26778 (sbitmap_verify_popcount): Delete.
26779 (sbitmap_alloc): Don't initialize the popcount field.
26780 (sbitmap_alloc_with_popcount): Delete.
26781 (sbitmap_resize): Don't resize the popcount array.
26782 (sbitmap_vector_alloc): Don't initialize the popcount field.
26783 (bitmap_copy): Don't copy the popcount array.
26784 (bitmap_clear): Don't clear the popcount array.
26785 (bitmap_clear): Delete the popcount array handling.
26786 (bitmap_ior_and_compl): Delete the popcount assert.
26787 (bitmap_not): Ditto.
26788 (bitmap_and_compl): Ditto.
26789 (bitmap_and): Delete the popcount array handling.
26790 (bitmap_xor): Ditto.
26791 (bitmap_ior): Ditto.
26792 (bitmap_or_and): Delete the popcount assert.
26793 (bitmap_and_or): Ditto.
26794 (popcount_table): Delete.
26795 (sbitmap_elt_popcount): Delete.
26796 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
26797 (bitmap_set_bit): Delete the popcount assert.
26798 (bitmap_clear_bit): Ditto.
26799 (sbitmap_free): Don't free the popcount array.
26800 (sbitmap_alloc_with_popcount): Delete declaration.
26801 (sbitmap_popcount): Ditto.
26803 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26804 Andrew Burgess <andrew.burgess@embecosm.com>
26806 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
26807 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
26808 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
26809 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
26810 * config/arc/arc.opt (mcmem): New option.
26811 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
26812 supply length for r/m alternative.
26813 (*extendqisi2_ac): Likewise.
26814 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
26816 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
26817 (movhi_insn): Likewise.
26818 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
26819 (*zero_extendqihi2_i): Add r/Ucm alternative.
26820 (*zero_extendqisi2_ac): Likewise.
26821 (*zero_extendhisi2_i): Likewise.
26822 * config/arc/constraints.md (Uex): New memory constraint.
26823 (Ucm): New define_constraint.
26824 * config/arc/predicates.md (long_immediate_loadstore_operand):
26825 Return 0 for MEM with cmem_address address.
26826 (cmem_address_0): New predicates.
26827 (cmem_address_1): Likewise.
26828 (cmem_address_2): Likewise.
26829 (cmem_address): Likewise.
26831 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26833 * config/rs6000/rs6000.c (machine_function): Rename
26834 insn_chain_scanned_p to spe_insn_chain_scanned_p.
26835 (rs6000_stack_info): Adjust.
26837 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26838 Andrew Burgess <andrew.burgess@embecosm.com>
26840 * config/arc/constraints.md (Usd): Convert to define_constraint.
26844 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26847 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
26848 Add new peephole2 where the first insn is *mov<mode>_or instead of
26849 *mov<mode>_internal.
26851 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
26853 * tracer.c (bb_seen): Make static.
26855 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
26857 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
26858 support, setup defaults.
26859 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
26860 * config/arc/arc.c (arc_init): Add NPS400 support.
26861 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
26862 (TARGET_ARC700): NPS400 is also an ARC700.
26863 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
26865 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26868 * config/nds32/nds32.md (casesi): Don't access the operands array
26871 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26873 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
26874 (or $-1,reg peephole2): Ditto.
26875 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
26877 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
26879 * doc/extend.texi (Common Function Attributes) [optimize]:
26880 Discourage use of the optimize attribute.
26882 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
26884 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
26885 special case builtin.
26886 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
26887 ALTIVEC_BUILTIN_VEC_ADDE.
26888 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
26889 support for ALTIVEC_BUILTIN_VEC_ADDE.
26890 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
26891 for __builtin_vec_adde.
26893 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26895 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
26896 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
26898 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26901 * doc/sourcebuild.texi (Effective-Target Keywords, Other
26902 attributes): Document cilkplus_runtime.
26904 2016-04-28 Martin Jambor <mjambor@suse.cz>
26906 * tree-cfg.c (verify_expr): Verify that local declarations belong to
26907 this function. Call verify_expr on MEM_REFs and bases of other
26908 handled_components.
26910 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26912 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
26913 for WORD_REGISTER_OPERATIONS to runtime check.
26915 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26917 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
26919 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26921 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
26922 big-endian compilation.
26923 * config/arc/arc.md (addf3): Likewise.
26924 (subdf3): Likewise.
26925 (muldf3): Likewise.
26927 2016-04-28 Richard Biener <rguenther@suse.de>
26929 PR tree-optimization/70840
26930 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
26931 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
26932 Mark x * pow(x,c) -> pow(x,c+1) commutative.
26933 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
26935 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26937 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
26938 and explain why in a comment.
26940 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26942 * config/arc/arc.md (cpu_facility): Add fpx variant.
26943 (subdf3): Prohibit use reverse sub when assist operations option
26945 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
26946 instructions only when FPX is enabled.
26947 * testsuite/gcc.target/arc/trsub.c: New test.
26949 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26951 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
26952 mult_operator when calculating "type" attribute.
26953 (*fop_<mode>_1_i387): Ditto.
26954 (*fop_xf_1_i387): Ditto.
26955 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
26956 Use std::swap to swap operands. Use RTL expressions to generate
26959 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26960 Joern Rennecke <joern.rennecke@embecosm.com>
26962 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
26964 (emit_pic_move): Remove.
26965 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
26966 * config/arc/arc.c (emit_pic_move): Removed.
26967 (TARGET_HAVE_TLS): Define.
26968 (arc_conditional_register_usage): Test for arc_tp_regno.
26969 (arc_print_operand, arc_print_operand_address): Handle TLS
26971 (arc_needs_pcl_p): New function.
26972 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
26973 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
26974 (arc_raw_symbolic_reference_mentioned_p): Likewise.
26975 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
26976 (arc_legitimize_tls_address): Likewise.
26977 (DTPOFF_ZERO_SYM): Define.
26978 (arc_legitimize_pic_address): Make it static, handle TLS cases.
26979 (arc_output_pic_addr_const): Print TLS unspecs.
26980 (prepare_pic_move): New function, replaces emit_pic_move.
26981 (arc_legitimate_constant_p): Handle TLS unspecs.
26982 (arc_legitimate_address_p): Likewise.
26983 (arc_rewrite_small_data_p): Use assert for TLS constants.
26984 (prepare_move_operands): Use prepare_pic_move.
26985 (arc_legitimize_address): Legitimize tls addresses.
26986 (arc_epilogue_uses): Check for arc_tp_regno.
26987 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
26988 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
26990 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
26992 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
26993 %(arc_tls_extra_start_spec).
26994 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
26995 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
26997 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
26998 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
26999 (UNSPEC_TLS_OFF): Add.
27001 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
27002 (get_thread_pointersi): New patterns.
27003 * config/arc/arc.opt (mtp-regno): New option.
27004 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
27005 (move_dest_operand): Likewise.
27006 * configure: Regenerate.
27007 * configure.ac: Add arc*-*-* case to test for tls.
27008 * doc/invoke.texi (ARC options): Document mtp-regno.
27010 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
27012 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
27013 the new ARC HS SIMD instructions.
27014 (arc_preferred_simd_mode): New function.
27015 (arc_autovectorize_vector_sizes): Likewise.
27016 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
27017 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
27018 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
27019 (arc_init_builtins): Add new SIMD builtin types.
27020 (arc_split_move): Handle 64 bit vector moves.
27021 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
27022 (TARGET_PLUS_QMACW): Define.
27023 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
27024 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
27025 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
27026 (VSUBADD4H): New builtins.
27027 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
27028 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
27030 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
27031 Matthias Klose <doko@debian.org>
27033 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
27035 2016-04-28 Richard Biener <rguenther@suse.de>
27037 PR middle-end/70777
27038 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
27041 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
27043 * common/config/sh/sh-common.c: Remove SH5 support.
27044 * config/sh/constraints.md: Likewise.
27045 * config/sh/config/sh/elf.h: Likewise.
27046 * config/sh/linux.h: Likewise.
27047 * config/sh/netbsd-elf.h: Likewise.
27048 * config/sh/predicates.md: Likewise.
27049 * config/sh/sh-c.c: Likewise.
27050 * config/sh/sh-protos.h: Likewise.
27051 * config/sh/sh.c: Likewise.
27052 * config/sh/sh.h: Likewise.
27053 * config/sh/sh.md: Likewise.
27054 * config/sh/sh.opt: Likewise.
27055 * config/sh/sync.md: Likewise.
27056 * config/sh/sh64.h: Delete.
27057 * config/sh/shmedia.h: Likewise.
27058 * config/sh/shmedia.md: Likewise.
27059 * config/sh/sshmedia.h: Likewise.
27060 * config/sh/t-netbsd-sh5-64: Likewise.
27061 * config/sh/t-sh64: Likewise.
27062 * config/sh/ushmedia.h: Likewise.
27064 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
27066 * config/i386/i386.md (sign_extend to memory peephole2s): Use
27067 general_reg_operand instead of register_operand predicate.
27069 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27071 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
27073 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
27075 * match.pd (A - B > A, A + B < A): New transformations.
27077 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
27079 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
27080 which defaults to true. Emit an outer pair of parentheses only if
27081 EMIT_PARENS. When continuing a chain of && or || (or & or |),
27082 don't emit parentheses for the right-hand operand.
27084 2016-04-27 Jeff Law <law@redhat.com>
27086 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
27088 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27090 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
27091 (altivec_lvx_<mode>_internal): Document.
27092 (altivec_lvx_<mode>_2op): New define_insn.
27093 (altivec_lvx_<mode>_1op): Likewise.
27094 (altivec_lvx_<mode>_2op_si): Likewise.
27095 (altivec_lvx_<mode>_1op_si): Likewise.
27096 (altivec_stvx_<mode>): Remove.
27097 (altivec_stvx_<mode>_internal): Document.
27098 (altivec_stvx_<mode>_2op): New define_insn.
27099 (altivec_stvx_<mode>_1op): Likewise.
27100 (altivec_stvx_<mode>_2op_si): Likewise.
27101 (altivec_stvx_<mode>_1op_si): Likewise.
27102 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
27103 Expand vec_ld and vec_st during parsing.
27104 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
27106 (altivec_expand_stvx_be): Likewise.
27107 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
27108 address-masking behavior in RTL.
27109 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
27110 address-masking behavior in RTL.
27111 (altivec_expand_builtin): Change builtin code arguments for calls
27112 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
27113 (insn_is_swappable_p): Avoid incorrect swap optimization in the
27114 presence of lvx/stvx patterns.
27115 (alignment_with_canonical_addr): New function.
27116 (alignment_mask): Likewise.
27117 (find_alignment_op): Likewise.
27118 (recombine_lvx_pattern): Likewise.
27119 (recombine_stvx_pattern): Likewise.
27120 (recombine_lvx_stvx_patterns): Likewise.
27121 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
27122 stvx patterns from expand.
27123 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
27125 (vector_altivec_store_<mode>): Likewise.
27127 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
27129 * config/aarch64/aarch64.md
27130 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
27131 remove the "fp" attributes.
27132 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
27133 add the "simd" attributes.
27134 (*movdf_aarch64): Likewise.
27135 (*movtf_aarch64): Remove the "fp" attributes.
27136 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
27137 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
27139 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27141 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
27142 rtx to rtx_code_label *.
27143 * rtl.h (maybe_set_first_label_num): Likewise.
27145 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27147 * df-core.c (df_add_problem): Make the problem param be const.
27148 (df_remove_problem): Make local "problem" be const.
27149 * df-problems.c (problem_RD): Make const.
27150 (problem_LR): Likewise.
27151 (problem_LIVE): Likewise.
27152 (problem_MIR): Likewise.
27153 (problem_CHAIN): Likewise.
27154 (problem_WORD_LR): Likewise.
27155 (problem_NOTE): Likewise.
27156 (problem_MD): Likewise.
27157 * df-scan.c (problem_SCAN): Likewise.
27158 * df.h (struct df_problem): Make field "dependent_problem" be
27160 (struct dataflow): Likewise for field "problem".
27161 (df_add_problem): Make param const.
27163 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
27165 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
27166 inter-unit moves to/from vector registers are enabled. Do not disable
27169 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27171 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
27172 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
27174 (enum df_problem_id): ...this new enum.
27175 (struct df_problem): Convert field "id" from "int" to
27176 enum df_problem_id.
27178 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27180 * rtl.def: Update comment for "things in the instruction chain" to
27181 reflect the removal of the leading "i" field for INSN_UID in
27182 r210360. Fix bogus apostrophe.
27184 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
27186 * config/i386/i386.md
27187 (lea arith with mem operand + setcc peephole2): Set operator mode.
27189 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
27192 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
27193 (dimode_scalar_to_vector_candidate_p): This.
27194 (timode_scalar_to_vector_candidate_p): New function.
27195 (scalar_to_vector_candidate_p): Likewise.
27196 (timode_check_non_convertible_regs): Likewise.
27197 (timode_remove_non_convertible_regs): Likewise.
27198 (remove_non_convertible_regs): Likewise.
27199 (remove_non_convertible_regs): Renamed to ...
27200 (dimode_remove_non_convertible_regs): This.
27201 (scalar_chain::~scalar_chain): Make it virtual.
27202 (scalar_chain::compute_convert_gain): Make it pure virtual.
27203 (scalar_chain::mark_dual_mode_def): Likewise.
27204 (scalar_chain::convert_insn): Likewise.
27205 (scalar_chain::convert_registers): Likewise.
27206 (scalar_chain::add_to_queue): Make it protected.
27207 (scalar_chain::emit_conversion_insns): Likewise.
27208 (scalar_chain::replace_with_subreg): Likewise.
27209 (scalar_chain::replace_with_subreg_in_insn): Likewise.
27210 (scalar_chain::convert_op): Likewise.
27211 (scalar_chain::convert_reg): Likewise.
27212 (scalar_chain::make_vector_copies): Likewise.
27213 (scalar_chain::convert_registers): New pure virtual function.
27214 (class dimode_scalar_chain): New class.
27215 (class timode_scalar_chain): Likewise.
27216 (scalar_chain::mark_dual_mode_def): Renamed to ...
27217 (dimode_scalar_chain::mark_dual_mode_def): This.
27218 (timode_scalar_chain::mark_dual_mode_def): New function.
27219 (timode_scalar_chain::convert_insn): Likewise.
27220 (dimode_scalar_chain::convert_registers): Likewise.
27221 (scalar_chain::compute_convert_gain): Renamed to ...
27222 (dimode_scalar_chain::compute_convert_gain): This.
27223 (scalar_chain::replace_with_subreg): Renamed to ...
27224 (dimode_scalar_chain::replace_with_subreg): This.
27225 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
27226 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
27227 (scalar_chain::make_vector_copies): Renamed to ...
27228 (dimode_scalar_chain::make_vector_copies): This.
27229 (scalar_chain::convert_reg): Renamed to ...
27230 (dimode_scalar_chain::convert_reg ): This.
27231 (scalar_chain::convert_op): Renamed to ...
27232 (dimode_scalar_chain::convert_op): This.
27233 (scalar_chain::convert_insn): Renamed to ...
27234 (dimode_scalar_chain::convert_insn): This.
27235 (scalar_chain::convert): Call convert_registers.
27236 (convert_scalars_to_vector): Change to scalar_chain pointer to
27237 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
27238 in 32-bit mode. Delete scalar_chain pointer. Call
27239 free_dominance_info in 64-bit mode.
27240 (pass_stv::gate): Remove TARGET_64BIT check.
27241 (ix86_option_override): Put the 64-bit STV pass before the CSE
27244 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
27246 * dwarf2out.h (struct dw_loc_descr_node): Remove the
27247 dw_loc_frame_offset field.
27248 * dwarf2out.c (new_loc_descr): Likewise.
27249 (resolve_args_picking_1): Turn the VISITED hash set into a
27250 FRAME_OFFSET hash map. Use it to associate a frame offset to
27251 visited nodes. Remove uses of the CHECKING_P macro.
27252 (resolve_args_picking): Update call to resolve_args_picking_1.
27254 2016-04-27 Martin Liska <mliska@suse.cz>
27256 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
27257 (free_loop_data): Release vuses of groups.
27259 2016-04-27 Bin Cheng <bin.cheng@arm.com>
27261 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
27262 instead of redundant use_id and boolean have_use_for.
27263 (struct iv_use): Change sub_id into group_id. Remove field next.
27264 Move fields: related_cands, n_map_members, cost_map and selected
27266 (struct iv_group): ... here. New structure.
27267 (struct iv_common_cand): Use structure declaration directly.
27268 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
27269 (MAX_CONSIDERED_USES): Rename macro to ...
27270 (MAX_CONSIDERED_GROUPS): ... here.
27271 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
27272 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
27273 (dump_uses): Rename to ...
27274 (dump_groups): ... here. Update all uses.
27275 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
27276 (find_induction_variables): Refactor format of dump information.
27277 (record_sub_use): Delete.
27278 (record_use): Update all uses.
27279 (record_group): New function.
27280 (record_group_use, find_interesting_uses_op): Call above functions.
27282 (find_interesting_uses_cond): Ditto.
27283 (group_compare_offset): New function.
27284 (split_all_small_groups): Rename to ...
27285 (split_small_address_groups_p): ... here. Update all uses.
27286 (split_address_groups): Update all uses.
27287 (find_interesting_uses): Refactor format of dump information.
27288 (add_candidate_1): Update all uses. Remove redundant check on iv,
27290 (add_candidate, record_common_cand): Remove redundant assert.
27291 (add_iv_candidate_for_biv): Update use.
27292 (add_iv_candidate_derived_from_uses): Update all uses.
27293 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
27294 (alloc_use_cost_map): Ditto.
27295 (set_use_iv_cost, get_use_iv_cost): Rename to ...
27296 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
27297 (determine_use_iv_cost_generic): Ditto.
27298 (determine_group_iv_cost_generic): Ditto.
27299 (determine_use_iv_cost_address): Ditto.
27300 (determine_group_iv_cost_address): Ditto.
27301 (determine_use_iv_cost_condition): Ditto.
27302 (determine_group_iv_cost_cond): Ditto.
27303 (determine_use_iv_cost): Ditto.
27304 (determine_group_iv_cost): Ditto.
27305 (set_autoinc_for_original_candidates): Update all uses.
27306 (find_iv_candidates): Update all uses. Refactor dump information.
27307 (determine_use_iv_costs): Ditto.
27308 (determine_iv_costs): Ditto.
27309 (iv_ca_cand_for_use): Rename to ...
27310 (iv_ca_cand_for_group): ... here. Update all uses.
27311 (iv_ca_add_use, iv_ca_add_group): Ditto.
27312 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
27313 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
27314 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
27315 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
27316 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
27317 (create_new_iv, adjust_iv_update_pos): Ditto.
27318 (rewrite_use_address): Delete.
27319 (rewrite_use_address_1): Rename to ...
27320 (rewrite_use_address): ... here.
27321 (rewrite_use_compare): Update all uses.
27322 (rewrite_use): Delete.
27323 (rewrite_uses): Rename to ...
27324 (rewrite_groups): ... here. Update all uses.
27325 (remove_unused_ivs, free_loop_data): Update all uses.
27326 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
27328 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27330 * rtlanal.c (nonzero_bits1): Convert preprocessor check
27331 for WORD_REGISTER_OPERATIONS to runtime check.
27333 2016-04-27 Richard Biener <rguenther@suse.de>
27336 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
27337 aggregate_value_p to determine if a function result is
27338 returned by reference.
27339 (ipa_pta_execute): Functions having their address taken are
27340 not automatically nonlocal.
27342 2016-04-27 Jakub Jelinek <jakub@redhat.com>
27345 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
27346 * fold-const.c (operand_equal_p): If flag_checking and
27347 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
27348 and if it returns non-zero, assert iterative_hash_expr on both
27351 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
27353 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
27355 2016-04-27 Nick Clifton <nickc@redhat.com>
27357 PR middle-end/49889
27358 * varasm.c (merge_weak): Generate an error if an attempt is made
27359 to convert a non-weak static function into a weak, public function.
27361 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27363 * params.def (MAX_PARTITION_SIZE): New param.
27364 * doc/invoke.texi: Document lto-max-partition.
27366 2016-04-27 Richard Biener <rguenther@suse.de>
27369 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
27370 function cummulating used_from_other_partition, externally_visible
27371 and force_output from aliases.
27372 (refered_from_nonlocal_var): Likewise.
27373 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
27374 node flags properly.
27376 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
27378 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
27379 (-Wmemset-elt-size): New item.
27381 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
27384 * stor-layout.h (internal_reference_types): Delete.
27385 * stor-layout.c (reference_types_internal): Likewise.
27386 (internal_reference_types): Likewise.
27387 (layout_type) <REFERENCE_TYPE>: Adjust.
27389 2016-04-27 Jakub Jelinek <jakub@redhat.com>
27392 * tree.h (inchash::add_expr): Add FLAGS argument.
27393 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
27394 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
27395 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
27396 Formatting fix. Adjust recursive calls. For tcc_comparison,
27397 if swap_tree_comparison (code) is smaller than code, hash that
27398 and arguments in the other order. Hash CONVERT_EXPR the same
27399 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
27400 of ADDR_EXPR of decl as the decl itself. Add or remove
27401 OEP_ADDRESS_OF from recursive flags as needed. For
27402 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
27403 operands commutatively and only the third one normally.
27404 For internal CALL_EXPR hash in CALL_EXPR_IFN.
27406 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
27408 * config/rtems.h (LIB_SPEC): Add -latomic.
27410 2016-04-27 Joel Sherrill <joel@rtems.org>
27412 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
27413 xilink.ld and flags not relevant to RTEMS.
27415 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
27417 * toplev.c (backend_init_target): Avoid calling init_reload when using
27420 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27422 * reorg.c (try_merge_delay_insns): Declare i and j inside the
27423 for loops rather than one for the whole function.
27425 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
27427 * match.pd (X + CST CMP X): New transformation.
27429 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
27431 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
27432 * fold-const.c (fold_binary_loc): Remove 2 transformations
27433 superseded by match.pd.
27434 * match.pd (x+x -> x*2): Generalize to integers.
27436 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
27438 * config/i386/i386.md (operation on memory peephole): Duplicate an
27439 existing peephole and adapt it to match lea rather than an operation
27442 PR rtl-optimization/57193
27443 * opts.c (default_options_table): Add OPT_frename_registers at -O2
27445 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
27447 2016-04-26 Bin Cheng <bin.cheng@arm.com>
27449 * tree-if-conv.c (any_pred_load_store): New static variable.
27450 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
27451 any_pred_load_store instead of and_mask_load_store.
27452 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
27453 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
27454 (combine_blocks, tree_if_conversion): Ditto.
27456 2016-04-26 Bin Cheng <bin.cheng@arm.com>
27458 PR tree-optimization/70771
27459 PR tree-optimization/70775
27460 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
27461 virtual PHI nodes. Delete parameter.
27462 (if_convertible_loop_p_1): Delete argument to above function.
27463 (predicate_all_scalar_phis): Delete code handling single-argument
27465 (tree_if_conversion): Mark and update virtual SSA.
27467 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27470 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
27471 (x86_elf_aligned_common): Rename to ...
27472 (x86_elf_aligned_decl_common): ... this.
27473 Add decl arg. Switch to .lbss for largecomm object. Use
27474 LARGECOMM_SECTION_ASM_OP.
27475 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
27477 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
27478 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
27480 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
27481 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
27483 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27486 * config/i386/i386.c (SECTION_LARGE): Define.
27487 (x86_64_elf_select_section): Set it for large data/bss sections.
27488 Only clear SECTION_WRITE for .lrodata.
27489 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
27491 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
27492 * varasm.c (default_elf_asm_named_section): Grow flagchars.
27493 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
27495 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
27496 * doc/tm.texi: Regenerate.
27498 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27501 * configure.ac (--enable-checking): Document extra flag, for
27502 non-release builds default to --enable-checking=yes,extra.
27503 If misc checking and extra checking, define CHECKING_P to 2 instead
27505 * common.opt (fchecking=): Add.
27506 * doc/invoke.texi (-fchecking=): Document.
27507 * doc/install.texi: Document --enable-checking changes.
27508 * configure: Regenerated.
27509 * config.in: Regenerated.
27511 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27513 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
27514 attribute instead of which_alternative.
27515 * config/i386/sse.md (*mov<mode>_internal): Ditto.
27516 Use EXT_REX_SSE_REG_P where appropriate.
27518 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27520 * config/i386/predicates.md (const0_operand): Do not match
27521 const_wide_int code.
27522 (const1_operand): Ditto.
27524 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27526 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
27527 for SSE constm1 operands and TARGET_AVX512VL.
27528 (*movti_internal): Ditto.
27529 (*mov<mode>_or): Use constm1_operand predicate.
27530 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
27531 for SSE vector_all_ones operands and TARGET_AVX512VL.
27532 * config/i386/predicates.md (constm1_operand): New predicate.
27533 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
27534 emission of constant -1 load.
27536 2016-04-25 Jason Merrill <jason@redhat.com>
27538 * gdbinit.in: Skip is-a.h.
27540 * attribs.c (register_scoped_attributes): Fix logic.
27541 * attribs.h: Declare register_scoped_attributes.
27543 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27545 * config/rs6000/rs6000-builtin.def: Correct pasto error for
27546 stxvd2x and stxvw4x built-in functions.
27548 2016-04-25 DJ Delorie <dj@redhat.com>
27550 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
27551 (ashrhi3): Likewise.
27552 (lshrhi3): Likewise.
27554 2016-04-25 Richard Biener <rguenther@suse.de>
27556 PR tree-optimization/70780
27557 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
27558 wasn't visited yet.
27559 (compute_antic): Mark blocks with abnormal preds as visited as
27560 they have a final empty antic-in solution already.
27562 2016-04-25 Michael Collison <michael.collison@linaro.org>
27564 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
27566 2016-04-25 Michael Collison <michael.collison@linaro.org>
27568 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
27569 mode is VQI to improve mixed mode vectorization.
27570 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
27571 define_insn to match low half of signed vaddw.
27572 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
27573 define_insn to match high half of signed vaddw.
27574 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
27575 define_insn to match low half of unsigned vaddw.
27576 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
27577 define_insn to match high half of unsigned vaddw.
27578 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
27579 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27580 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
27582 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27583 * config/arm/predicates.md (vect_par_constant_high): Support
27584 big endian and simplify by calling
27585 arm_simd_check_vect_par_cnst_half
27586 (vect_par_constant_low): Likewise.
27588 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27590 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
27591 predicate for operand 2.
27593 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
27594 H.J. Lu <hongjiu.lu@intel.com>
27596 * config/i386/i386-protos.h (standard_sse_constant_p): Add
27597 machine_mode argument.
27598 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
27599 constm1_rtx operands. For VOIDmode constants, get mode from
27600 pred_mode. Check mode size if the mode is supported by ABI.
27601 (standard_sse_constant_opcode): Do not use standard_constant_p.
27602 Strictly check ABI support for all-ones operands.
27603 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
27604 immediates. Update calls to standard_sse_constant_p.
27605 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
27606 (ix86_rtx_costs): Ditto.
27607 * config/i386/i386.md (*movxi_internal_avx512f): Use
27608 nonimmediate_or_sse_const_operand instead of vector_move_operand.
27609 Use (v,BC) alternative instead of (v,C). Use register_operand
27610 checks instead of MEM_P.
27611 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
27612 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
27613 isa attribute. Use register_operand checks instead of MEM_P.
27614 (*movti_internal): Use nonimmediate_or_sse_const_operand for
27615 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
27616 alternative and corresponding sse2 isa attribute.
27617 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
27618 to standard_sse_constant_p.
27619 (FP constant splitters): Ditto.
27620 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
27622 * config/i386/predicates.md (constm1_operand): Remove.
27623 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
27624 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
27625 vector_all_ones_operand instead of constm1_operand.
27627 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27629 * print-rtl.c (print_rtx_insn_vec): New function.
27630 * print-rtl.h: New prototype.
27631 * store-motion.c (struct st_expr): Make avail_stores a vector.
27632 (st_expr_entry): Adjust.
27633 (free_st_expr_entry): Likewise.
27634 (print_store_motion_mems): Likewise.
27635 (find_moveable_store): Likewise.
27636 (compute_store_table): Likewise.
27637 (delete_store): Likewise.
27638 (build_store_vectors): Likewise.
27640 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27642 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
27644 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27646 * vec.h (vec_safe_contains): New function.
27647 (vec::contains): Likewise.
27648 (vec::begin): Likewise.
27649 (vec::end): Likewise.
27651 2016-04-23 Jakub Jelinek <jakub@redhat.com>
27654 * cfgexpand.c (expand_stack_vars): Fix typo.
27656 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27658 * system.h (list, map, set, vector): Include conditionally.
27659 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
27660 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
27661 * ipa-icf.c (INCLUDE_LIST): Define.
27662 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
27663 * config/sh/sh.c (INCLUDE_VECTOR): Define.
27664 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
27665 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
27666 * cp/logic.cc (INCLUDE_LIST): Define.
27667 * fortran/trans-common.c (INCLUDE_MAP): Define.
27669 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27671 * auto-profile.c: Remove <string.h> include.
27672 * ipa-icf-gimple.c: Remove <list> include.
27673 * diagnostic.c: Remove <new> include.
27674 * genmatch.c: Likewise.
27675 * pretty-print.c: Likewise.
27676 * toplev.c: Likewise
27677 * c/c-objc-common.c: Likewise.
27678 * cp/error.c: Likewise.
27679 * fortran/error.c: Likewise.
27681 2016-04-22 Richard Biener <rguenther@suse.de>
27683 * lto-streamer-in.c (input_ssa_names): Do not allocate
27684 GIMPLE_NOP for all SSA names.
27685 * lto-streamer-out.c (output_ssa_names): Do not output
27686 SSA names that should have been released.
27688 2016-04-22 Richard Biener <rguenther@suse.de>
27690 PR tree-optimization/70740
27691 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
27694 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
27697 * config/i386/predicates.md (call_insn_operand): Replace
27698 sibcall_memory_operand with memory_operand.
27700 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
27702 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
27703 has_single_use() tests.
27704 (register_edge_assert_for_1): Likewise.
27705 (find_assert_locations_1): Check the liveness bitmap instead of
27706 checking has_single_use().
27708 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
27711 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
27712 Extract AVX-512BW constraint from AVX.
27714 2016-04-21 Richard Biener <rguenther@suse.de>
27716 PR tree-optimization/70725
27717 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
27718 for phi_convertible_by_degenerating_args.
27719 (predicate_all_scalar_phis): Handle single-argument PHIs.
27721 2016-04-21 Richard Biener <rguenther@suse.de>
27723 PR middle-end/70747
27724 * fold-const.c (fold_comparison): Return properly typed
27727 2016-04-21 Bin Cheng <bin.cheng@arm.com>
27729 PR tree-optimization/70715
27730 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
27731 after expanding BASE using expand_simple_operations.
27733 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27735 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
27736 New transformations.
27738 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27740 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
27742 2016-04-20 Jan Hubicka <jh@suse.cz>
27744 * ipa-inline.c (can_inline_edge_p): Pass caller info to
27745 ultiimate_alias_target.
27746 (update_callee_keys): Likewise.
27747 (lookup_recursive_calls): Likewise.
27748 (speculation_useful_p): Likewise.
27750 2016-04-20 Jan Hubicka <jh@suse.cz>
27753 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
27754 (set_nothrow_flag_1): ... this; handle interposition correctly;
27755 recurse on aliases and thunks.
27756 (cgraph_node::set_nothrow_flag): New.
27757 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
27758 functions compiled with non-call exceptions that binds to current
27760 (propagate_nothrow): Be safe WRT interposition.
27761 * cgraph.h (set_nothrow_flag): Update prototype.
27763 2016-04-18 Jan Hubicka <jh@suse.cz>
27765 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27766 max_loop_iterations_int.
27767 (tree_unswitch_outer_loop): Likewise.
27769 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27771 PR tree-optimization/69489
27772 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
27773 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
27774 Revise dump message.
27775 (if_convertible_bb_p): Remove check on edge count of basic block's
27778 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27780 PR tree-optimization/56625
27781 PR tree-optimization/69489
27782 * tree-data-ref.h (DR_INNERMOST): New macro.
27783 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
27784 hashing struct innermost_loop_behavior.
27785 (ref_DR_map): Remove.
27786 (innermost_DR_map): New map.
27787 (baseref_DR_map): Revise comment.
27788 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
27789 to innermost_DR_map accroding to its innermost loop behavior.
27790 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
27791 to its innermost loop behavior.
27792 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
27793 Add initialization for innermost_DR_map. Record memory reference
27794 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
27795 have innermost loop behavior.
27796 (if_convertible_loop_p): Remove release for ref_DR_map. Release
27799 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
27801 * config/i386/i386.md (*lea<mode>_general_1): Rename from
27802 *lea_general_1. Use explicit SWI12 mode interator.
27803 (*lea<mode>_general_2): Rename from *lea_general_2.
27804 Use explicit SWI12 mode interator.
27805 (*lea<mode>_general_3): Rename from *lea_general_3.
27806 Use explicit SWI12 mode interator.
27807 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
27808 Use explicit SWI12 mode interator.
27809 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
27810 Use explicit SWI48 mode interator.
27812 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27814 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
27815 Short-cut unaligned load and store cases. Handle all integer
27817 (ix86_expand_vector_move_misalign): Short-cut unaligned load
27818 and store cases. Call ix86_avx256_split_vector_move_misalign
27819 directly without checking mode class.
27821 2016-04-20 Andrew Pinski <apinski@cavium.com>
27822 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27825 * config/aarch64/aarch64.md (sibcall): Force call
27826 address to be DImode for ILP32.
27827 (sibcall_value): Likewise.
27829 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27831 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
27833 2016-04-20 Richard Biener <rguenther@suse.de>
27835 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
27836 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
27837 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
27838 (maybe_push_res_to_seq): Adjust.
27839 * gimple-fold.c (maybe_build_generic_op): Likewise.
27841 2016-04-20 Marek Polacek <polacek@redhat.com>
27843 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
27846 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
27848 * config/i386/sse.md (vec_unpacks_lo_hi): Always
27849 use kmovw to support AVX512F target.
27851 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27853 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
27855 2016-04-20 Marek Polacek <polacek@redhat.com>
27857 PR tree-optimization/70725
27858 * tree-if-conv.c (is_false_predicate): New function.
27859 (predicate_mem_writes): Use it.
27861 2016-04-20 Richard Biener <rguenther@suse.de>
27863 PR tree-optimization/70726
27864 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
27865 shift amounts from a pattern stmt operand.
27867 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27870 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
27871 stack_restore_from_fpr pattern when restoring r15.
27872 (s390_optimize_prologue): Strip away the memory barrier in the
27873 parallel when trying to get rid of restore insns.
27874 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
27875 definition for loading the stack pointer from an FPR. Compared to
27876 the normal move insn this pattern includes a full memory barrier.
27878 2016-04-19 Jakub Jelinek <jakub@redhat.com>
27880 PR middle-end/70680
27881 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
27882 implicitly linear or lastprivate iterator on the outer context.
27884 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27886 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
27888 * config/i386/i386.md (ssememalign): Removed.
27889 * config/i386/sse.md: Remove ssememalign attribute from patterns.
27891 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27894 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
27895 const short * to __builtin_ia32_loaddquhi512_mask.
27896 (_mm512_maskz_loadu_epi16): Likewise.
27897 (_mm512_mask_storeu_epi16): Pass short * to
27898 __builtin_ia32_storedquhi512_mask.
27899 (_mm512_mask_loadu_epi8): Pass const char * to
27900 __builtin_ia32_loaddquqi512_mask.
27901 (_mm512_maskz_loadu_epi8): Likewise.
27902 (_mm512_mask_storeu_epi8): Pass char * to
27903 __builtin_ia32_storedquqi512_mask.
27904 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
27905 const double * to __builtin_ia32_loadupd512_mask.
27906 (_mm512_mask_loadu_pd): Likewise.
27907 (_mm512_maskz_loadu_pd): Likewise.
27908 (_mm512_storeu_pd): Pass double * to
27909 __builtin_ia32_storeupd512_mask.
27910 (_mm512_mask_storeu_pd): Likewise.
27911 (_mm512_loadu_ps): Pass const float * to
27912 __builtin_ia32_loadups512_mask.
27913 (_mm512_mask_loadu_ps): Likewise.
27914 (_mm512_maskz_loadu_ps): Likewise.
27915 (_mm512_storeu_ps): Pass float * to
27916 __builtin_ia32_storeups512_mask.
27917 (_mm512_mask_storeu_ps): Likewise.
27918 (_mm512_mask_loadu_epi64): Pass const long long * to
27919 __builtin_ia32_loaddqudi512_mask.
27920 (_mm512_maskz_loadu_epi64): Likewise.
27921 (_mm512_mask_storeu_epi64): Pass long long *
27922 to __builtin_ia32_storedqudi512_mask.
27923 (_mm512_loadu_si512): Pass const int * to
27924 __builtin_ia32_loaddqusi512_mask.
27925 (_mm512_mask_loadu_epi32): Likewise.
27926 (_mm512_maskz_loadu_epi32): Likewise.
27927 (_mm512_storeu_si512): Pass int * to
27928 __builtin_ia32_storedqusi512_mask.
27929 (_mm512_mask_storeu_epi32): Likewise.
27930 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
27931 char * to __builtin_ia32_storedquqi256_mask.
27932 (_mm_mask_storeu_epi8): Likewise.
27933 (_mm256_mask_loadu_epi16): Pass const short * to
27934 __builtin_ia32_loaddquhi256_mask.
27935 (_mm256_maskz_loadu_epi16): Likewise.
27936 (_mm_mask_loadu_epi16): Pass const short * to
27937 __builtin_ia32_loaddquhi128_mask.
27938 (_mm_maskz_loadu_epi16): Likewise.
27939 (_mm256_mask_loadu_epi8): Pass const char * to
27940 __builtin_ia32_loaddquqi256_mask.
27941 (_mm256_maskz_loadu_epi8): Likewise.
27942 (_mm_mask_loadu_epi8): Pass const char * to
27943 __builtin_ia32_loaddquqi128_mask.
27944 (_mm_maskz_loadu_epi8): Likewise.
27945 (_mm256_mask_storeu_epi16): Pass short * to.
27946 __builtin_ia32_storedquhi256_mask.
27947 (_mm_mask_storeu_epi16): Pass short * to.
27948 __builtin_ia32_storedquhi128_mask.
27949 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
27950 const double * to __builtin_ia32_loadupd256_mask.
27951 (_mm256_maskz_loadu_pd): Likewise.
27952 (_mm_mask_loadu_pd): Pass onst double * to
27953 __builtin_ia32_loadupd128_mask.
27954 (_mm_maskz_loadu_pd): Likewise.
27955 (_mm256_mask_storeu_pd): Pass double * to
27956 __builtin_ia32_storeupd256_mask.
27957 (_mm_mask_storeu_pd): Pass double * to
27958 __builtin_ia32_storeupd128_mask.
27959 (_mm256_mask_loadu_ps): Pass const float * to
27960 __builtin_ia32_loadups256_mask.
27961 (_mm256_maskz_loadu_ps): Likewise.
27962 (_mm_mask_loadu_ps): Pass const float * to
27963 __builtin_ia32_loadups128_mask.
27964 (_mm_maskz_loadu_ps): Likewise.
27965 (_mm256_mask_storeu_ps): Pass float * to
27966 __builtin_ia32_storeups256_mask.
27967 (_mm_mask_storeu_ps): ass float * to
27968 __builtin_ia32_storeups128_mask.
27969 (_mm256_mask_loadu_epi64): Pass const long long * to
27970 __builtin_ia32_loaddqudi256_mask.
27971 (_mm256_maskz_loadu_epi64): Likewise.
27972 (_mm_mask_loadu_epi64): Pass const long long * to
27973 __builtin_ia32_loaddqudi128_mask.
27974 (_mm_maskz_loadu_epi64): Likewise.
27975 (_mm256_mask_storeu_epi64): Pass long long * to
27976 __builtin_ia32_storedqudi256_mask.
27977 (_mm_mask_storeu_epi64): Pass long long * to
27978 __builtin_ia32_storedqudi128_mask.
27979 (_mm256_mask_loadu_epi32): Pass const int * to
27980 __builtin_ia32_loaddqusi256_mask.
27981 (_mm256_maskz_loadu_epi32): Likewise.
27982 (_mm_mask_loadu_epi32): Pass const int * to
27983 __builtin_ia32_loaddqusi128_mask.
27984 (_mm_maskz_loadu_epi32): Likewise.
27985 (_mm256_mask_storeu_epi32): Pass int * to
27986 __builtin_ia32_storedqusi256_mask.
27987 (_mm_mask_storeu_epi32): Pass int * to
27988 __builtin_ia32_storedqusi128_mask.
27989 * config/i386/i386-builtin-types.def (PCSHORT): New.
27990 (PINT64): Likewise.
27991 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
27992 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
27993 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
27994 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
27995 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
27996 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
27997 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
27998 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
27999 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
28000 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
28001 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
28002 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
28003 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
28004 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
28005 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
28006 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
28007 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
28008 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
28009 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
28010 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
28011 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
28012 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
28013 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
28014 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
28015 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
28016 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
28017 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
28018 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
28019 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
28020 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
28021 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
28022 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
28023 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
28024 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
28025 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
28026 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
28027 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
28028 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
28029 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
28030 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
28031 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
28032 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
28033 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
28034 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
28035 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
28036 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
28037 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
28038 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
28039 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
28041 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
28042 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
28044 (ix86_expand_vector_move_misalign): Likewise.
28045 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
28046 to scalar function prototype for unaligned load/store builtins.
28047 (ix86_expand_special_args_builtin): Updated.
28048 * config/i386/sse.md (UNSPEC_LOADU): Removed.
28049 (UNSPEC_STOREU): Likewise.
28050 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
28051 (VI_ULOADSTORE_F_AVX512VL): Likewise.
28052 (ssescalarsize): Handle V4TI, V2TI and V1TI.
28053 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
28054 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
28055 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
28056 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
28057 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
28058 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
28059 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
28060 (<avx512>_storedqu<mode>_mask): Likewise.
28061 (*sse4_2_pcmpestr_unaligned): Likewise.
28062 (*sse4_2_pcmpistr_unaligned): Likewise.
28063 (*mov<mode>_internal): Renamed to ...
28064 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
28065 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
28066 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
28067 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
28069 2016-04-19 Richard Biener <rguenther@suse.de>
28071 PR tree-optimization/70171
28072 * tree-ssa-phiprop.c: Include stor-layout.h.
28073 (phiprop_insert_phi): Handle the aggregate copy case.
28074 (propagate_with_phi): Likewise.
28076 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
28078 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
28079 instead of simplify_gen_subreg (... , 0).
28080 (ix86_delegitimize_address): Ditto.
28081 (ix86_split_divmod): Ditto.
28082 (ix86_split_copysign_const): Ditto.
28083 (ix86_split_copysign_var): Ditto.
28084 (ix86_expand_args_builtin): Ditto.
28085 (ix86_expand_round_builtin): Ditto.
28086 (ix86_expand_special_args_builtin): Ditto.
28087 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
28088 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
28089 (udivmodqi4): Ditto.
28090 (absneg splitters): Ditto.
28091 (*jcc_bt<mode>_1): Ditto.
28093 2016-04-19 Richard Biener <rguenther@suse.de>
28095 PR tree-optimization/70724
28096 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
28097 restoring out from ...
28098 (free_scc_vn): ... here.
28099 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
28100 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
28102 (pass_fre::execute): Restore SSA info.
28104 2016-04-19 Richard Biener <rguenther@suse.de>
28106 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
28107 * gimple-walk.c (walk_gimple_op): Initialize it.
28108 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
28109 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
28110 remapping SSA names of defs.
28111 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
28114 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
28116 PR middle-end/70689
28117 * lra-constraints.c (equiv_substition_p): New.
28118 (process_alt_operands): Use it.
28119 (swap_operands): Swap it.
28120 (curr_insn_transform): Update it.
28122 2016-04-18 Michael Matz <matz@suse.de>
28124 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
28125 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
28126 * tree-core.h (tree_type_common.align): Use bit-field.
28127 (tree_type_common.spare): New.
28128 (tree_decl_common.off_align): Make smaller.
28129 (tree_decl_common.align): Use bit-field.
28131 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
28132 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
28133 (scan_sharing_clauses): Ditto.
28134 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
28135 (omp_finish_file): Ditto.
28136 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
28137 (layout_decl): Ditto.
28138 (relayout_decl): Ditto.
28139 (finalize_record_size): Use SET_TYPE_ALIGN.
28140 (finalize_type_size): Ditto.
28141 (finish_builtin_struct): Ditto.
28142 (layout_type): Ditto.
28143 (initialize_sizetypes): Ditto.
28144 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
28145 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
28146 (lookup_field_for_decl): Use SET_DECL_ALIGN.
28147 (get_chain_field): Ditto.
28148 (get_trampoline_type): Ditto.
28149 (get_nl_goto_field): Ditto.
28150 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
28152 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
28153 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
28154 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
28155 (build_qualified_type): Use SET_TYPE_ALIGN.
28156 (build_aligned_type, build_range_type_1): Ditto.
28157 (build_atomic_base): Ditto.
28158 (build_common_tree_nodes): Ditto.
28159 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
28160 (expand_one_stack_var_at): Ditto.
28161 * coverage.c (build_var): Use SET_DECL_ALIGN.
28162 * except.c (init_eh): Ditto.
28163 * function.c (assign_parm_setup_block): Ditto.
28164 * symtab.c (increase_alignment_1): Ditto.
28165 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
28166 * tree-vect-stmts.c (ensure_base_align): Ditto.
28167 * varasm.c (align_variable): Ditto.
28168 (assemble_variable): Ditto.
28169 (build_constant_desc): Ditto.
28170 (output_constant_def_contents): Ditto.
28172 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
28173 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
28174 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
28175 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
28176 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
28178 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
28181 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
28182 replace %vmovsd with "%vmovq".
28183 (vec_concatv2df): Likewise.
28185 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
28187 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
28188 (*vec_extractv2si_0): Ditto.
28189 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
28190 (zero_extended_scalar_load_operand splitters): Ditto.
28191 (vec_extract splitters): Ditto.
28192 (*vec_extractv4si_0_zext): Ditto.
28193 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
28194 and lowpart_subreg.
28195 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
28196 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
28197 (*sse4_1_extractps): Use lowpart_subreg.
28198 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
28200 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28202 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
28204 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
28205 Mention Solaris 11 packaging changes.
28206 Update gas and gld requirements.
28207 Remove reference to pre-Solaris 10 bug.
28208 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
28210 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
28213 2016-04-17 Jan Hubicka <jh@suse.cz>
28215 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
28216 max_loop_iterations_int.
28218 2016-04-18 Richard Biener <rguenther@suse.de>
28220 PR tree-optimization/43434
28221 * tree-ssa-structalias.c (struct vls_data): New.
28222 (visit_loadstore): Handle all pointer-based accesses.
28223 (compute_dependence_clique): Compute a bitmap of restrict tags
28224 assigned bases and pass it to visit_loadstore.
28226 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
28229 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
28230 armv8.1-a and armv8.1-a+crc.
28232 2016-04-18 Richard Biener <rguenther@suse.de>
28234 PR tree-optimization/70701
28235 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
28236 references after translating through a memcpy.
28238 2016-04-18 Richard Biener <rguenther@suse.de>
28240 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
28241 (compute_antic): ... here. For partial antic use regular
28242 postorder and scrap iteration.
28243 (compute_partial_antic_aux): Remove unused return value.
28244 (init_pre): Do not allocate postorder.
28245 (fini_pre): Do not free postorder.
28247 2016-04-18 Richard Biener <rguenther@suse.de>
28249 PR middle-end/37870
28250 * expmed.c (extract_bit_field_1): Remove broken case
28251 using a wider MODE_INT mode.
28253 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
28255 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
28256 unless compiling with at least GCC-4.8.
28258 2016-04-17 Jan Hubicka <jh@suse.cz>
28261 * graphite.c (graphite_finalize): Update call to
28262 tree_estimate_probability.
28263 * predict.h (tree_estimate_probability): Update prototype.
28265 2016-04-17 Jan Hubicka <jh@suse.cz>
28267 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
28268 (tree_estimate_probability): Likewise.
28269 (pass_profile::execute): Update.
28270 (report_predictor_hitrates): New function.
28271 * profile.c (compute_branch_probabilities): Use it.
28272 * predict.h (report_predictor_hitrates): Declare.
28274 2016-04-17 Jan Hubicka <jh@suse.cz>
28277 * cgraph.h (cgraph_node::set_const_flag,
28278 cgraph_node::set_pure_flag): Update prototype to return bool;
28280 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
28281 of interposable symbol are interposable, too.
28282 (cgraph_set_const_flag_1): Rename to ...
28283 (set_const_flag_1): ... this one; change to self recursive function
28284 instead of call_for_symbol_thunks_and_aliases. Handle correctly
28285 clearnig the flag in all variants and also virtual thunks of const
28286 functions are pure; track if any change was done.
28287 (cgraph_node::set_const_flag): Update.
28288 (struct set_pure_flag_info): New struct.
28289 (cgraph_set_pure_flag_1): Rename to ...
28290 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
28291 rather than pointer encoded flags; track if any changes was done;
28292 handle correctly clearning flag and setting flag of aliases already
28294 (cgraph_node::set_pure_flag): Update.
28295 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
28297 2016-04-17 Tom de Vries <tom@codesourcery.com>
28300 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
28301 backslash in label.
28303 2016-04-17 Tom de Vries <tom@codesourcery.com>
28305 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
28306 '{}<> ' as escape-for-record.
28308 2016-04-17 Tom de Vries <tom@codesourcery.com>
28310 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
28313 2016-04-17 Tom de Vries <tom@codesourcery.com>
28316 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
28317 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
28318 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
28319 * passes.c (finish_optimization_passes): Only call
28320 finish_graph_dump_file if dfi->graph_dump_initialized.
28321 (execute_function_dump, pass_init_dump_file): Use
28322 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
28324 2016-04-17 Tom de Vries <tom@codesourcery.com>
28326 PR tree-optimization/70256
28327 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
28328 (debug_varmap): New function.
28330 2016-04-17 Tom de Vries <tom@codesourcery.com>
28333 * passes.c (pass_manager::register_pass): Propagate pflags.
28335 2016-04-17 Tom de Vries <tom@codesourcery.com>
28338 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
28339 * passes.c (pass_manager::pass_manager): Declare and init p_start in
28340 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
28341 check if it's equal to p_start.
28342 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
28344 2016-04-15 Jan Hubicka <jh@suse.cz>
28347 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
28348 function does not bind to current def.
28349 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
28350 handle conservatively calls to functions that does not need to bind
28352 (check_call): Update call of worse_state.
28353 (ignore_edge_for_nothrow): Update.
28354 (ignore_edge_for_pure_const): Likewise.
28355 (propagate_pure_const): Update calls to worse_state.
28356 (skip_function_for_local_pure_const): Reformat comments.
28358 2016-04-15 Jan Hubicka <jh@suse.cz>
28361 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
28362 (cgraph_node::function_symbol): Likewise.
28363 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28364 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
28365 (symtab_node::ultimate_alias_target): Add REF parameter.
28366 (symtab_node::binds_to_current_def_p): Declare.
28367 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
28368 (cgraph_node::function_symbol): Likewise.
28369 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28370 (cgraph_node::get_availability): Likewise.
28371 (cgraph_edge::binds_to_current_def_p): New inline function.
28372 (varpool_node::get_availability): Add REF parameter.
28373 (varpool_node::ultimate_alias_target): Likewise.
28374 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
28375 (symtab_node::binds_to_current_def_p): Likewise.
28376 * varpool.c (varpool_node::get_availability): Likewise.
28378 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
28381 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
28382 Fix mode size check.
28384 2016-04-15 Jakub Jelinek <jakub@redhat.com>
28386 * BASE-VER: Set to 7.0.0.
28388 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
28390 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
28392 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28394 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
28395 architecture revisions.
28397 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
28399 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
28400 * config/i386/i386.c (ix86_using_red_zone): No longer static.
28401 * config/i386/i386.md (stack decrement to push peepholes): Guard
28402 with !x86_using_red_zone ().
28404 2016-04-15 Jakub Jelinek <jakub@redhat.com>
28407 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
28408 to dump_generic_node.
28409 (NIY): Pass also flags to do_niy.
28411 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
28413 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
28414 (simd_clone_vector_of_formal_parm_types)
28415 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
28416 (simd_clone_mangle, simd_clone_create)
28417 (simd_clone_adjust_return_type, create_tmp_simd_array)
28418 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
28419 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
28420 (ipa_simd_modify_function_body, simd_clone_linear_addend)
28421 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
28422 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
28423 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
28424 * omp-simd-clone.c: ... this new file.
28425 (simd_clone_vector_of_formal_parm_types): Make it static.
28426 * Makefile.in (OBJS): Add omp-simd-clone.o.
28428 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
28431 * config/i386/sse.md: Use proper memory operand modifiers.
28434 2016-04-15 Richard Biener <rguenther@suse.de>
28435 Alan Modra <amodra@gmail.com>
28437 PR tree-optimization/70130
28438 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
28439 when alignment stays not the same and no not use the realign
28442 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
28445 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
28446 direct move handlers for KFmode. Change TFmode handlers test from
28447 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
28449 2016-04-14 Jakub Jelinek <jakub@redhat.com>
28452 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
28453 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
28454 (inlined_polymorphic_ctor_dtor_block_p): Use it.
28455 * tree-ssa-live.c (remove_unused_scope_block_p): When
28456 in_ctor_dtor_block, avoid discarding not just BLOCKs with
28457 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
28458 block_ultimate_origin is FUNCTION_DECL.
28459 (remove_unused_locals): If current_function_decl is
28460 polymorphic_ctor_dtor_p, pass initial true to
28461 remove_unused_scope_block_p' is_ctor_dtor_block.
28463 2016-04-14 Martin Sebor <msebor@redhat.com>
28468 * doc/extend.texi (Variable Length): Revert.
28470 2016-04-14 Marek Polacek <polacek@redhat.com>
28471 Jan Hubicka <hubicka@ucw.cz>
28474 * tree.c (verify_type): Disable the canonical type of main variant
28477 2016-04-14 Jason Merrill <jason@redhat.com>
28479 * cfgexpand.c, expr.c: Revert previous change.
28481 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
28483 PR middle-end/70643
28484 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
28485 when building a mem ref for the incoming reduction variable.
28487 2016-04-14 Richard Biener <rguenther@suse.de>
28489 PR tree-optimization/70614
28490 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
28491 loop if the evolution dropped to chrec_dont_know.
28492 (interpret_condition_phi): Likewise.
28494 2016-04-14 Richard Biener <rguenther@suse.de>
28496 PR tree-optimization/70623
28497 * tree-ssa-pre.c (changed_blocks): Make global ...
28498 (compute_antic): ... local here. Move and fix worklist
28499 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
28500 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
28501 worklist handling, dump when ANTIC_IN changed.
28502 (compute_partial_antic_aux): Remove worklist handling.
28503 (init_pre): Do not compute post dominators. Add a comment about
28504 the CFG order chosen.
28505 (fini_pre): Do not free post dominators.
28507 2016-04-13 Martin Sebor <msebor@redhat.com>
28512 * doc/extend.texi (Variable Length): Document C++ specifics.
28514 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28517 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
28518 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
28519 eh edges have been purged.
28522 * tree-sra.c (create_access_replacement,
28523 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
28525 * tree-pretty-print.c (dump_fancy_name): New function.
28526 (dump_decl_name, dump_generic_node): Use it.
28528 2016-04-13 Jason Merrill <jason@redhat.com>
28530 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
28531 * expr.c (expand_expr_real_1): Likewise.
28533 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
28535 * config/i386/i386.md (kunpckhi): Swap operands.
28536 (kunpcksi): Likewise.
28537 (kunpckdi): Likewise.
28538 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
28539 (vec_pack_trunc_<mode>): Likewise.
28541 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28544 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
28546 PR middle-end/70633
28547 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
28548 gimplification turns some element into non-constant.
28551 * rtl.h (convert_memory_address_addr_space_1): New prototype.
28552 * explow.c (convert_memory_address_addr_space_1): No longer static,
28553 add NO_EMIT argument and don't call convert_modes if true, pass
28554 it down recursively, remove break after return.
28555 (convert_memory_address_addr_space): Adjust caller.
28556 * simplify-rtx.c (simplify_unary_operation_1): Call
28557 convert_memory_address_addr_space_1 instead of convert_memory_address,
28558 if it returns NULL, don't simplify.
28560 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
28563 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
28565 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28567 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28568 Bump the upper SIMDLEN limits, so that if the return type or
28569 characteristic type if the return type is void can be passed in
28570 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
28573 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
28576 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
28577 Do not use "=" constraint on an input constraint.
28578 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
28579 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
28580 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
28581 generates (neg (abs ...)) instead of (abs ...).
28583 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28585 PR rtl-optimization/70596
28586 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
28587 just invalidate LRA data and reset them. Adjust dump wording.
28589 2016-04-12 Martin Liska <mliska@suse.cz>
28592 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28594 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
28596 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28597 max_loop_iterations_int.
28598 (tree_unswitch_outer_loop): Likewise.
28599 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
28600 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
28602 2016-04-12 Tom de Vries <tom@codesourcery.com>
28604 PR tree-optimization/68756
28605 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
28606 instead of new_name.
28608 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28610 PR tree-optimization/70602
28611 * tree-sra.c (generate_subtree_copies): Don't write anything into
28612 constant pool decls.
28614 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
28615 regardless whether there are depend clauses or not.
28617 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28620 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
28621 target attribute and pragma from changing the -mfloat128
28622 and -mfloat128-hardware options.
28624 * doc/extend.texi (Additional Floating Types): Document PowerPC
28625 __float128 restrictions.
28627 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28630 * config/aarch64/driver-aarch64.c
28631 (aarch64_get_extension_string_for_isa_flags): New.
28632 (arch_extension): Rename to...
28633 (aarch64_arch_extension): ...This.
28634 (ext_to_feat_string): Rename to...
28635 (aarch64_extensions): ...This.
28636 (aarch64_core_data): Keep track of architecture extension flags.
28637 (cpu_data): Rename to...
28638 (aarch64_cpu_data): ...This.
28639 (aarch64_arch_driver_info): Keep track of architecture extension
28641 (get_arch_name_from_id): Rename to...
28642 (get_arch_from_id): ...This, change return type.
28643 (host_detect_local_cpu): Update and reformat for renames, handle
28644 extensions through common infrastructure.
28646 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28649 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
28650 track of a canonical flag name.
28651 (all_extensions): Likewise.
28652 (arch_to_arch_name): Also track extension flags enabled by the arch.
28653 (all_architectures): Likewise.
28654 (aarch64_parse_extension): Move to here.
28655 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
28657 (aarch64_rewrite_selected_cpu): Update for above change.
28658 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
28659 are handled, such that the single explicit value enabled by an
28660 extension is kept seperate from the implicit values it also enables.
28661 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
28663 (aarch64_parse_extension): New.
28664 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
28665 here to config/aarch64/aarch64-protos.h.
28666 (aarch64_parse_extension): Move from here to
28667 common/config/aarch64/aarch64-common.c.
28668 (aarch64_option_print): Update.
28669 (aarch64_declare_function_name): Likewise.
28670 (aarch64_start_file): Likewise.
28671 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
28672 the canonical flag for extensions.
28673 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
28676 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28678 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
28681 2016-04-09 Tom de Vries <tom@codesourcery.com>
28683 PR tree-optimization/68953
28684 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
28685 first to last subscript.
28687 2016-04-09 Jakub Jelinek <jakub@redhat.com>
28689 PR tree-optimization/70586
28690 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
28693 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
28697 PR tree-optimization/70373
28698 PR middle-end/70533
28699 PR middle-end/70534
28700 PR middle-end/70535
28701 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
28702 clauses for acc parallel reductions as necessary. Error on those
28704 * omp-low.c (scan_sharing_clauses): Don't install variables which
28705 are used in acc parallel reductions.
28706 (lower_rec_input_clauses): Remove dead code.
28707 (lower_oacc_reductions): Add support for reference reductions.
28708 (lower_reduction_clauses): Remove dead code.
28709 (lower_omp_target): Don't remap variables appearing in acc parallel
28711 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
28713 2016-04-08 Jakub Jelinek <jakub@redhat.com>
28715 PR middle-end/70593
28716 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
28717 with multiple SSA_NAME defs, force the outputs other than first
28718 to be live before calling live_track_process_def on each output.
28720 PR rtl-optimization/70574
28721 * fwprop.c (forward_propagate_and_simplify): Don't add
28722 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
28723 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
28724 paradoxical subregs within *loc.
28726 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
28728 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
28729 -ftree-parallelize-loops={0,1}.
28730 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
28731 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
28732 * config/ia64/hpux.h (LIB_SPEC): Likewise.
28733 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
28734 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
28736 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
28739 * asan.c (instrument_derefs): If we get unknown location, extract it
28740 with EXPR_LOCATION.
28741 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
28743 2016-04-08 Tom de Vries <tom@codesourcery.com>
28745 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
28746 implicit firstprivate clause.
28748 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28751 * config/arm/thumb2.md (tst + branch-> lsls + branch
28752 peephole below *orsi_not_shiftsi_si): Require that condition
28753 register is dead after the peephole.
28754 (second peephole after the above): Likewise.
28756 2016-04-08 Alan Modra <amodra@gmail.com>
28759 * builtins.c (fold_builtin_classify): For IBM extended precision,
28760 look at just the high-order double to test for NaN.
28761 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
28762 test just the high double for Inf but both doubles for subnormal
28765 2016-04-07 Jakub Jelinek <jakub@redhat.com>
28767 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
28768 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
28769 node->simdclone->mask_mode != VOIDmode masks.
28770 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
28771 earlier, use it instead of node->simdclone.
28772 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28773 Set clonei->mask_mode.
28775 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28778 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
28779 Pass it through to cp_parser_already_scoped_statement.
28780 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
28781 it through to cp_parser_statement.
28782 (cp_parser_statement): Pass IF_P through to
28783 cp_parser_iteration_statement.
28784 (cp_parser_pragma): Adjust call to
28785 cp_parser_iteration_statement.
28787 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28790 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
28791 resolve a future -Wparentheses warning.
28792 * omp-low.c (scan_sharing_clauses): Likewise.
28793 * tree-parloops.c (eliminate_local_variables): Likewise.
28795 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
28797 PR rtl-optimization/70398
28798 * lra-constraints.c (process_address_1): Check zero scale and code
28799 for reloading with zero scale.
28801 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
28803 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
28804 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
28806 2016-04-06 Jakub Jelinek <jakub@redhat.com>
28808 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28809 Add support for AVX512F clones, include them by default for
28810 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
28811 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
28814 PR middle-end/70550
28815 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
28816 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
28817 firstprivate clauses.
28818 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
28819 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
28820 (lower_omp_target): Set TREE_NO_WARNING for
28821 non-addressable possibly uninitialized vars which are copied into
28822 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
28824 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
28826 * config/pa/predicates.md (integer_store_memory_operand): Accept
28827 REG+D operands with a large offset when reload_in_progress is true.
28828 (floating_point_store_memory_operand): Likewise.
28830 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28833 * match.pd (nested int casts): Limit to GIMPLE.
28835 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
28838 * ipa-devirt.c (maybe_record_node): Fix comment; use
28839 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
28841 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28843 PR rtl-optimization/70542
28844 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
28845 if there are any uses other than insn or debug insns.
28847 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
28848 Jakub Jelinek <jakub@redhat.com>
28850 PR tree-optimization/70509
28851 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
28852 Shift HOST_WIDE_INT_1U instead of 1.
28854 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
28856 PR tree-optimization/70509
28857 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
28858 of the vector base type for index.
28860 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
28863 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
28865 2016-04-05 Richard Biener <rguenther@suse.de>
28867 PR tree-optimization/70526
28868 * tree-sra.c (build_ref_for_offset): Use prev_base to
28869 extract the alias pointer type.
28871 2016-04-05 Richard Biener <rguenther@suse.de>
28873 * dse.c (struct store_info): Remove alias_set member.
28874 (struct read_info_type): Likewise.
28875 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
28876 spill_deleted, clear_alias_set_lookup): Remove.
28877 (get_group_info): Remove dead base == NULL_RTX case.
28878 (dse_step0): Remove initialization of removed variables.
28879 (delete_dead_store_insn): Reomve alias set dumping.
28880 (free_read_records): Remove alias_set handling.
28881 (canon_address): Remove alias_set_out parameter.
28882 (record_store): Remove spill_alias_set, it's always zero.
28883 (check_mem_read_rtx): Likewise.
28884 (dse_step2): Rename from ...
28885 (dse_step2_nospill): ... this. Adjust.
28886 (scan_stores): Rename from ...
28887 (scan_stores_nospill): ... this.
28888 (scan_reads): Rename from ...
28889 (scan_reads_nospill): ... this.
28890 (scan_stores_spill, scan_reads_spill): Remove.
28891 (dse_step3_scan): Remove for_spills argument which is always false.
28892 (dse_step3): Likewise.
28893 (dse_step5): Rename from ...
28894 (dse_step5_nospill): ... this. Remove alias_set handling.
28895 (rest_of_handle_dse): Adjust.
28897 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28900 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
28901 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
28902 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
28903 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
28905 2016-04-05 Richard Biener <rguenther@suse.de>
28907 PR middle-end/70499
28908 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
28909 non-register type temporaries into SSA.
28911 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
28914 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
28915 calls when sanitizing.
28916 (possible_polymorphic_call_target_p): Fix formatting.
28918 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28919 Jakub Jelinek <jakub@redhat.com>
28921 PR middle-end/70457
28922 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
28923 to ensure a call statement is compatible with a built-in's
28925 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
28928 2016-04-04 Richard Biener <rguenther@suse.de>
28930 PR rtl-optimization/70484
28931 * rtl.h (canon_output_dependence): Declare.
28932 * alias.c (canon_output_dependence): New function.
28933 * dse.c (record_store): Use canon_output_dependence rather
28934 than canon_true_dependence.
28936 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28939 * cgraph.h (symtab_node::copy_visibility_from): New function.
28940 * symtab.c (symtab_node::copy_visibility_from): New function.
28941 * ipa-visibility.c (optimize_weakref): New function.
28942 (function_and_variable_visibility): Use it.
28944 2016-04-04 Martin Liska <mliska@suse.cz>
28947 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
28948 value that is really in range handled by SBR instruction.
28949 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
28950 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
28951 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
28953 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
28957 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
28958 set, but not for SP_REG operands.
28960 2016-04-02 Martin Sebor <msebor@redhat.com>
28963 * fold-const.c (maybe_nonzero_address): New function.
28964 (fold_comparison): Call it. Fold equality and relational
28965 expressions involving null pointers.
28966 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
28968 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
28970 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
28971 the "Y" constraint (scalar FP 0.0 immediate).
28973 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
28974 Add the "const_double" to the list of operand constraints.
28976 2016-04-01 Jakub Jelinek <jakub@redhat.com>
28978 PR rtl-optimization/70467
28979 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
28980 If low word of the last operand is 0, just emit addition/subtraction
28983 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28986 * config/s390/s390.c (s390_expand_insv): Check for everything
28987 constant instead of just VOIDmode stuff.
28989 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28992 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
28994 2016-04-01 Nathan Sidwell <nathan@acm.org>
28996 * tree.def (TRY_CATCH_EXPR): Correct documentation.
28998 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
29000 PR rtl-optimization/70461
29001 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
29004 2016-03-31 Martin Liska <mliska@suse.cz>
29007 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
29008 a tree value or an immediate integer value to a buffer
29009 that is eventually copied to a BRIG section.
29010 (emit_immediate_operand): Call the function here.
29011 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
29012 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
29013 of class' fields that are removed.
29014 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
29015 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
29016 m_brig_repr_size fields.
29018 2016-03-31 Martin Liska <mliska@suse.cz>
29021 * hsa-gen.c (hsa_function_representation::update_dominance): New
29023 (convert_addr_to_flat_segment): Likewise.
29024 (gen_hsa_memory_set): New alignment argument.
29025 (gen_hsa_ctor_assignment): Likewise.
29026 (gen_hsa_insns_for_single_assignment): Provide alignment
29027 to gen_hsa_ctor_assignment.
29028 (gen_hsa_insns_for_direct_call): Add new argument.
29029 (expand_lhs_of_string_op): New function.
29030 (expand_string_operation_builtin): Likewise.
29031 (expand_memory_copy): New function.
29032 (expand_memory_set): New function.
29033 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
29034 (convert_switch_statements): Change signature.
29035 (generate_hsa): Use a return value of the function.
29036 (pass_gen_hsail::execute): Do not call
29037 convert_switch_statements here.
29038 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
29039 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
29040 (hsa_function_representation::update_dominance): New function.
29042 2016-03-31 Martin Liska <mliska@suse.cz>
29045 * hsa-brig.c (emit_directive_variable): Emit alignment
29046 according to hsa_symbol::m_align.
29047 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
29048 (dump_hsa_symbol): Dump alignment of HSA symbols.
29049 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
29050 (gen_hsa_addr_with_align): New function.
29051 (hsa_bitmemref_alignment): Use newly added function.
29052 (gen_hsa_insns_for_load): Likewise.
29053 (gen_hsa_insns_for_store): Likewise.
29054 (gen_hsa_memory_copy): New argument added.
29055 (gen_hsa_insns_for_single_assignment): Respect
29056 alignment for assignments processed via gen_hsa_memory_copy.
29057 (gen_hsa_insns_for_direct_call): Likewise.
29058 (gen_hsa_insns_for_return): Likewise.
29059 (gen_function_def_parameters): Set default alignment.
29060 * hsa.c (hsa_object_alignment): New function.
29061 (hsa_byte_alignment): Pasted function.
29062 * hsa.h (hsa_symbol::m_align): New field.
29064 2016-03-31 Bin Cheng <bin.cheng@arm.com>
29066 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
29067 scratch field for goto case.
29069 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
29071 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
29073 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
29076 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
29077 (scalar_chain::convert_insn): Call convert_op for reg
29078 moves to handle undefined registers.
29080 2016-03-31 Nathan Sidwell <nathan@acm.org>
29083 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
29084 Assert we don't want to move backwards.
29086 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
29089 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
29091 2016-03-31 Jakub Jelinek <jakub@redhat.com>
29093 PR rtl-optimization/70460
29094 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
29095 with operand from REG_LABEL_OPERAND, instead substitute
29096 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
29097 Don't do anything for REG_NON_LOCAL_GOTO jumps.
29099 2016-03-31 Martin Liska <mliska@suse.cz>
29101 * passes.c (execute_one_pass): Do not call
29102 todo_after for a discarded function.
29104 2016-03-31 Bin Cheng <bin.cheng@arm.com>
29106 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
29107 (no_cost, infinite_cost): Initialize the new field.
29108 (get_computation_cost_at): Record setup cost.
29109 (determine_use_iv_cost_address): Skip cost computation for sub
29110 uses if we can estimate it without losing accuracy.
29112 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
29114 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
29116 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
29117 max_loop_iterations_int.
29118 (tree_unswitch_outer_loop): Likewise.
29119 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
29120 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
29122 2016-03-30 Richard Biener <rguenther@suse.de>
29124 PR middle-end/70450
29125 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
29127 2016-03-30 Jakub Jelinek <jakub@redhat.com>
29130 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
29131 in gen_blendm expander.
29133 2016-03-30 Nick Clifton <nickc@redhat.com>
29136 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
29137 case where we are already provided with an SImode SUBREG.
29139 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
29142 * config/i386/i386.c (ix86_expand_epilogue): Properly check
29143 conflict between DRAP register and __builtin_eh_return.
29145 2016-03-30 Michael Matz <matz@suse.de>
29146 Richard Biener <rguenther@suse.de>
29149 * ipa-polymorphic-call.c (struct type_change_info): Change
29150 speculative to an unsigned allowing to limit the work we do.
29151 (csftc_abort_walking_p): New inline function..
29152 (check_stmt_for_type_change): Limit the number of may-defs
29153 skipped for speculative devirtualization to
29154 max-speculative-devirt-maydefs.
29155 * params.def (max-speculative-devirt-maydefs): New param.
29156 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
29158 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
29161 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
29164 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
29166 PR tree-optimization/59124
29167 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
29168 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
29170 2016-03-29 Jeff Law <law@redhat.com>
29172 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
29174 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29176 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
29179 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
29181 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
29182 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
29183 gcrt0.o if linking dynamically.
29185 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29188 * ipa-devirt.c (methods_equal_p): New function.
29189 (compare_virtual_tables): Use it.
29190 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
29191 * cgraphclones.c (clone_function_name_1): Use
29192 symbol_table::symbol_suffix_separator.
29193 * coverage.c (build_var): Likewise.
29194 * symtab.c (symbol_table::symbol_suffix_separator): New.
29196 2016-03-29 Jakub Jelinek <jakub@redhat.com>
29198 PR rtl-optimization/70429
29199 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
29200 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
29201 mode != result_mode.
29204 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
29206 PR tree-optimization/70405
29207 * ssa-iterators.h (num_imm_uses): Add missing braces.
29209 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
29211 PR rtl-optimization/68695
29212 * ira-color.c (allocno_copy_cost_saving): New.
29213 (improve_allocation): Use it.
29215 2016-03-29 Richard Henderson <rth@redhat.com>
29217 PR middle-end/70355
29218 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
29220 2016-03-29 Richard Biener <rguenther@suse.de>
29222 PR middle-end/70424
29223 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
29224 use alignment returned by get_pointer_alignment_1 if it is
29225 bigger than BITS_PER_UNIT.
29226 * builtins.c (get_pointer_alignment_1): Do not return true
29227 for alignment extracted from SSA info.
29229 2016-03-28 James Bowman <james.bowman@ftdichip.com>
29231 * config/ft32/ft32.opt (mnodiv): New.
29232 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
29233 * doc/invoke.texi (FT32 Options -mnodiv): New.
29235 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
29238 * config/i386/i386.md (define_split, andn): Fix modes.
29240 2016-03-26 Richard Biener <rguenther@suse.de>
29241 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
29244 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
29246 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
29247 as 2nd argument to cl_optimization_restore().
29249 2016-03-25 Richard Henderson <rth@redhat.com>
29252 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
29253 * config/aarch64/aarch64-protos.h: Declare it.
29254 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
29256 2016-03-25 Alan Modra <amodra@gmail.com>
29259 * config/rs6000/constraints.md (j): Simplify.
29260 * config/rs6000/predicates.md (easy_fp_constant): Exclude
29262 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
29263 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
29264 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
29265 in all constraint alternatives.
29266 (movtd_64bit_nodm): Delete "j" constraint alternative.
29268 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
29270 * tree-ssa-propagate.c: Enhance docs for
29271 SSA_PROP_NOT_INTERESTING.
29273 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
29275 * doc/extend.texi: Fix typo in documentation to pure attribute.
29277 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
29280 * config/pa/pa.md (bswapdi2): Use a scratch register.
29282 2016-03-24 Richard Henderson <rth@redhat.com>
29284 PR middle-end/69845
29285 * fold-const.c (extract_muldiv_1): Correct test for multiplication
29288 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
29290 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
29291 using ix86_expand_binary_operator instead of gen_andsi3.
29293 2016-03-24 Richard Biener <rguenther@suse.de>
29295 PR tree-optimization/70396
29296 * tree-vect-stmts.c (vectorizable_comparison): Use
29297 get_vectype_for_scalar_type.
29299 2016-03-24 Richard Biener <rguenther@suse.de>
29301 PR middle-end/70370
29302 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
29303 with register bases.
29305 2016-03-24 Richard Biener <rguenther@suse.de>
29307 PR tree-optimization/70372
29308 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
29309 build_all_ones_cst to also handle vector types correctly.
29311 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
29314 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
29317 2016-03-23 Marek Polacek <polacek@redhat.com>
29320 * doc/invoke.texi: Document -Wignored-attributes.
29322 2016-03-23 Bin Cheng <bin.cheng@arm.com>
29324 PR tree-optimization/69042
29325 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
29326 parameter from 30 to 40.
29328 2016-03-23 Bin Cheng <bin.cheng@arm.com>
29330 PR tree-optimization/69042
29331 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
29332 for use with constant offset stripped in base.
29334 2016-03-23 Richard Biener <rguenther@suse.de>
29336 PR middle-end/70251
29337 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
29338 mode compatibility check.
29339 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29341 2016-03-23 Jeff Law <law@redhat.com>
29343 PR tree-optimization/64058
29344 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
29346 (struct ssa_conflicts): Move up earlier in the file.
29347 (conflicts_, var_map_): New static variables.
29348 (initialize_conflict_count): New function to initialize the
29349 CONFLICT_COUNT field for each conflict pair.
29350 (compare_pairs): Lazily initialize the conflict count and use it
29351 as the first tie-breaker.
29352 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
29353 and wipe conflicts_ and map_ around the call to qsort. Remove
29354 special case for 2 coalesce pairs.
29355 * bitmap.c (bitmap_count_unique_bits): New function.
29356 (bitmap_count_bits_in_word): New function, extracted from
29358 (bitmap_count_bits): Use bitmap_count_bits_in_word.
29359 * bitmap.h (bitmap_count_unique_bits): Declare it.
29361 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
29364 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
29365 transparent alias chain for decl assembler name.
29366 * config/sol2.c (solaris_assemble_visibility): Likewise.
29368 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29370 * config/arm/arm1020e.md (1020call_op): Reduce reservation
29372 (v10_fdivs): Likewise.
29373 (v10_fdivd): Likewise.
29375 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29378 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
29379 to not call fclose twice on file.
29381 2016-03-23 Jakub Jelinek <jakub@redhat.com>
29383 PR tree-optimization/70354
29384 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29385 oprnd0 is wider than oprnd1 and there is a cast from the wider
29386 type to oprnd1, mask it with the mask of the narrower type.
29389 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
29390 Optimize TARGET_STV splitters, if high or low word of last argument
29393 2016-03-22 Jeff Law <law@redhat.com>
29396 tree-ssa-threadbackward.c
29397 (fsm_find_control_statement_thread_paths): Correctly distinguish
29398 between old style jump threads vs FSM jump threads.
29400 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
29403 * config/i386/i386.c (scalar_chain::convert_op): Support
29404 uninitialized register usage case.
29406 2016-03-22 Richard Biener <rguenther@suse.de>
29408 PR middle-end/70251
29409 * genmatch.c (gen_transform): Adjust last parameter to a three-state
29411 (capture::gen_transform): ... to change behavior when substituting
29412 a condition into cond or not-cond expr context.
29413 (dt_simplify::gen_1): Adjust.
29414 * gimple-match-head.c: Include gimplify.h for unshare_expr.
29415 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
29416 last change and instead change to
29417 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
29418 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29420 2016-03-22 Anthony Green <green@moxielogic.com>
29422 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
29423 issue for moxiebox targets.
29424 (CC1PLUS_SPEC): Ditto.
29426 2016-03-22 Richard Biener <rguenther@suse.de>
29428 PR middle-end/70333
29429 * fold-const.c (extract_muldiv_1): Properly perform multiplication
29432 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
29434 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
29436 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
29439 * config/i386/i386.c (def_builtin): Handle
29440 OPTION_MASK_ISA_AVX512VL to be and-ed with other
29442 (const struct builtin_description bdesc_special_args[]):
29443 Remove duplicate ISA bits.
29445 2016-03-22 Jakub Jelinek <jakub@redhat.com>
29448 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
29449 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
29450 in a way that works also for AVX512BW.
29453 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
29454 instead of source if operands[1] is xmm16 and above and
29455 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
29456 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
29459 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
29460 on assign if (*from_p) is a comparison, set it to
29461 TREE_NO_WARNING (*from_p).
29463 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29465 PR middle-end/70326
29466 * lra.c (restore_scratches): Ignore deleted insns.
29468 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
29469 Jakub Jelinek <jakub@redhat.com>
29471 PR tree-optimization/70317
29472 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
29475 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
29478 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
29479 of ix86_expand_move.
29481 (movti): Use general_operand for operand 1 predicate.
29483 2016-03-21 Martin Liska <mliska@suse.cz>
29485 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
29487 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
29489 2016-03-21 Martin Liska <mliska@suse.cz>
29492 * ipa-icf.c (sem_function::parse): Skip static
29493 constructors and destructors.
29495 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29498 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
29499 function-like macro, peek following token(s) if it is followed
29500 by CPP_OPEN_PAREN token with optional padding in between, and
29501 if not, don't treat it like a macro.
29503 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
29504 Alexander Monakov <amonakov@ispras.ru>
29506 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
29507 for the stabs debug format.
29509 2016-03-21 Richard Biener <rguenther@suse.de>
29511 PR tree-optimization/70310
29512 * tree-vect-generic.c (expand_vector_condition): Fold the built
29515 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
29518 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
29519 Block third alternative for AVX-512VL target,
29521 2016-03-21 Martin Liska <mliska@suse.cz>
29524 * hsa-brig.c (emit_function_directives): Mark unemitted
29525 global variables for emission.
29526 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
29527 (get_symbol_for_decl): Likewise.
29528 * hsa.h (struct hsa_symbol): New flag.
29530 2016-03-21 Richard Biener <rguenther@suse.de>
29532 PR tree-optimization/70288
29533 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
29534 we do not estimate unsimplified all-constant conditionals or
29535 switches as optimized away.
29537 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
29539 PR rtl-optimization/69102
29540 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
29541 when we have a readonly dependency context.
29543 2016-03-18 Jeff Law <law@redhat.com>
29545 PR rtl-optimization/70263
29546 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
29547 (update_equiv_regs): When trying to move a store to after the insn
29548 that sets the source of the store, make sure the store occurs after
29549 the insn that sets the source of the store. When successful note
29550 the REG_EQUIV note created in the dump file.
29552 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
29553 Bernd Schmidt <bschmidt@redhat.com>
29555 * doc/extend.texi: Document more potential problems with basic asms.
29557 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
29559 PR rtl-optimization/70278
29560 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
29563 2016-03-18 Jason Merrill <jason@redhat.com>
29565 * calls.c (load_register_parameters): Fix zero size sibcall logic.
29567 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
29569 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
29570 values to 128b regs.
29572 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
29574 PR tree-optimization/70252
29575 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
29576 boolean vector has a proper number of elements.
29577 (supportable_narrowing_operation): Likewise.
29579 2016-03-18 Tom de Vries <tom@codesourcery.com>
29582 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
29584 2016-03-18 Jakub Jelinek <jakub@redhat.com>
29586 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
29587 instead of replace_rtx for DEBUG_INSNs.
29589 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29591 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
29592 load type reservations.
29594 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
29597 * config/pa/constraints.md: Revert 2015-02-13 change. Use
29598 define_constraint for "Q" and "T" constraints.
29600 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
29602 Tweak the pipeline model for Exynos M1
29604 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
29607 2016-03-17 David Malcolm <dmalcolm@redhat.com>
29610 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
29611 where one or both locations aren't within a line_map.
29613 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
29616 * opts.c (finish_options): Don't set flag_pie to the default if
29617 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
29620 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
29622 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
29623 true as ALL_REGS argument to replace_rtx.
29625 2016-03-17 Richard Biener <rguenther@suse.de>
29628 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
29631 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29634 * rtl.h (replace_rtx): Add ALL_REGS argument.
29635 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
29636 equality and assert mode is the same, instead of just rtx pointer
29638 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
29639 true as ALL_REGS argument to replace_rtx.
29641 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
29643 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
29644 for boolean vector with vector mode only.
29645 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29647 2016-03-17 Nick Clifton <nickc@redhat.com>
29650 * config/rx/rx.c (rx_print_integer): Print negative constants in
29653 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29656 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
29658 2016-03-16 Richard Henderson <rth@redhat.com>
29659 Richard Biener <rguenth@suse.de>
29661 PR middle-end/70240
29662 PR middle-end/68215
29664 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
29665 first operand as is_gimple_condexpr.
29667 PR middle-end/70240
29668 PR middle-end/68215
29670 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
29671 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
29672 Do not gimplify the result.
29673 (do_unop): Adjust call to tree_vec_extract.
29674 (do_binop): Likewise.
29675 (do_compare): Likewise.
29676 (do_plus_minus): Likewise.
29677 (do_negate): Likewise.
29678 (expand_vector_condition): Likewise.
29679 (do_cond): Likewise.
29681 2016-03-16 Richard Henderson <rth@redhat.com>
29684 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
29685 (aarch64_classify_address): Use it.
29686 (aarch64_legitimize_address): Force all subexpressions of PLUS
29687 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
29689 2016-03-16 Jakub Jelinek <jakub@redhat.com>
29690 Richard Biener <rguenth@suse.de>
29693 * rtlanal.c (replace_rtx): For REG, if from is a REG,
29694 return to even if only REGNO is equal, and assert
29697 2016-03-11 Jeff Law <law@redhat.com>
29699 PR rtl-optimization/70224
29700 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
29702 2016-03-16 Richard Henderson <rth@redhat.com>
29704 PR middle-end/70199
29705 * function.h (struct function): Add has_forced_label_in_static.
29706 * gimplify.c (force_labels_r): Set it.
29707 * lto-streamer-in.c (input_struct_function_base): Read it.
29708 * lto-streamer-out.c (output_struct_function_base): Write it.
29709 * tree-inline.c (has_label_address_in_static_1): Remove.
29710 (copy_forbidden): Remove fndecl parameter; test
29711 has_forced_label_in_static.
29712 (inline_forbidden_p): Update call to copy_forbidden.
29713 (tree_versionable_function_p): Likewise.
29714 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
29715 (chkp_versioning): Likewise.
29716 * tree-inline.h (copy_forbidden): Update decl.
29718 2016-03-16 Marek Polacek <polacek@redhat.com>
29721 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
29722 function being thunked if the result type doesn't have fixed size.
29723 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
29724 doesn't have fixed size.
29726 2016-03-16 Bin Cheng <bin.cheng@arm.com>
29728 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
29729 reporting malformed loop nest.
29731 2016-03-16 Tom de Vries <tom@codesourcery.com>
29734 * ipa-devirt.c (possible_polymorphic_call_targets): Move
29735 nodes.length () == 1 test to before first nodes[0] access.
29737 2016-03-16 Tom de Vries <tom@codesourcery.com>
29739 PR tree-optimization/68715
29740 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
29741 single_pred_p test.
29743 2016-03-16 Tom de Vries <tom@codesourcery.com>
29745 PR tree-optimization/68809
29746 * graphite-scop-detection.c (same_close_phi_node): Test if result types
29749 2016-03-16 Carlos O'Donell <carlos@redhat.com>
29750 Sandra Loosemore <sandra@codesourcery.com>
29752 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
29753 on leaf attribute. Mention ELF interposition problems.
29755 2016-03-16 Alan Modra <amodra@gmail.com>
29757 PR rtl-optimization/69195
29758 PR rtl-optimization/47992
29759 * ira.c (indirect_jump_optimize): Ignore artificial defs.
29762 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
29765 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
29767 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
29769 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
29771 2016-03-15 Jakub Jelinek <jakub@redhat.com>
29773 PR rtl-optimization/70222
29774 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
29775 optimization if mode is different from result_mode, queue up masking
29776 of the result in outer_op. Formatting fix.
29778 PR middle-end/70239
29779 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
29782 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29784 PR rtl-optimization/69032
29785 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
29786 looping backwards over basic block insns.
29788 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29791 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
29792 to non-speculative when propagating trap bits.
29794 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29796 PR rtl-optimization/63384
29797 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
29798 DEBUG_INSN_P insns.
29800 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29803 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
29804 factored out from ...
29805 (sched_analyze_insn): ... here.
29806 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
29807 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
29808 get_implicit_reg_pending_clobbers in it.
29809 (setup_id_reg_sets): Use setup_id_implicit_regs.
29810 (deps_init_id): Ditto.
29812 2016-03-15 Tom de Vries <tom@codesourcery.com>
29815 * cgraph.c (cgraph_node::get_body): Save, reset and restore
29817 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
29818 execute_function_dump.
29819 (execute_one_pass): Don't dump function if it will be dumped after ipa
29822 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
29824 * genrecog.c (match_pattern_2): If pred is NULL don't call
29825 safe_predicate_mode on it.
29827 2016-03-14 Jakub Jelinek <jakub@redhat.com>
29829 PR middle-end/70219
29830 * lra-constraints.c (delete_move_and_clobber): Change assertion
29831 to also allow dregno == 0.
29833 2016-03-14 Richard Henderson <rth@redhat.com>
29836 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
29837 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
29838 (reassociate_bb): Use optimize_vec_cond_expr; avoid
29839 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
29842 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
29845 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
29847 (lra_create_live_ranges_1): initialize hard register biggest_mode to
29849 * lra-constraints.c (split_reg): For hard regs, try to find the
29850 biggest single-register mode used in the function.
29852 2016-03-14 Richard Biener <rguenther@suse.de>
29854 PR tree-optimization/56365
29855 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
29856 constants to compare against.
29858 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
29861 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
29862 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
29863 (define_split for the GPR case): Use int_reg_operand instead of
29864 gpc_reg_operand for the output.
29866 2016-03-14 Tom de Vries <tom@codesourcery.com>
29868 PR tree-optimization/70045
29869 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
29870 create_empty_if_region_on_edge argument.
29872 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
29874 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
29875 (STACK_CHECK_PROTECT): Likewise.
29876 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29877 (STACK_CHECK_PROTECT): Likewise.
29878 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29879 (STACK_CHECK_PROTECT): Likewise.
29880 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
29881 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
29882 (STACK_CHECK_PROTECT): Likewise.
29884 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
29886 PR rtl-optimization/69307
29887 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
29888 registers in modes that span more than one register.
29890 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
29893 * lra-constraints.c (delete_move_and_clobber): New.
29894 (remove_inheritance_pseudos): Use it.
29896 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
29899 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
29900 the libcall is LCT_THROW.
29901 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
29902 for the checking routine.
29904 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
29907 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
29908 optimization if we have direct move.
29909 (roundu32<mode>2_fprs): Likewise.
29911 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
29914 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
29916 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
29917 Arguments swapped. All callers changed. Take reg_renumber into
29918 account, and Calculate and compare register ranges for hard regs.
29920 2016-03-11 Jeff Law <law@redhat.com>
29922 PR tree-optimization/70190
29923 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29924 Handle cases where we can not extract the taken edge, even though we
29925 found a constant value.
29927 PR tree-optimization/64058
29928 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
29929 (num_coalesce_pairs): Move up earlier in file.
29930 (find_coalesce_pair): Initialize the INDEX field for each pair
29932 (compare_pairs): No longer sort on the elements in each pair.
29933 Instead break ties with the index of the coalesce pair.
29935 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29938 * config/aarch64/aarch64-protos.h
29939 (aarch64_save_restore_target_globals): New prototype.
29940 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
29941 Call the above when popping pragma.
29942 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
29944 (aarch64_set_current_function): Rewrite using the above.
29946 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29948 PR tree-optimization/70177
29949 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
29950 (extract_ops_from_tree): ... this. In the 2 argument
29951 overload remove _1 suffix.
29952 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
29953 (extract_ops_from_tree): ... this.
29954 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
29956 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
29957 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
29958 extract_ops_from_tree instead of 2 operand one.
29960 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
29962 PR tree-optimization/70013
29963 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
29964 for constant-pool entries.
29966 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29968 PR rtl-optimization/70174
29969 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
29970 followed by gen_lowpart on force_reg instead of just gen_lowpart.
29972 PR tree-optimization/70169
29973 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
29974 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
29977 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
29978 Jakub Jelinek <jakub@redhat.com>
29981 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
29982 of uninitialized values.
29984 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29986 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
29988 ("*trunctddd2"): New pattern definition.
29989 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
29992 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29994 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
29995 definitions for BFP and DFP rounding modes.
29996 ("fixuns_truncdddi2", "fixuns_trunctddi2")
29997 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
29998 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
29999 ("fix_trunctf<mode>2"): Use the new constants instead of magic
30002 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30004 * config/s390/constraints.md: Adjust comment.
30005 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
30006 s390_decompose_addrstyle_without_index.
30007 * config/s390/predicates.md (shift_count_or_setmem_operand):
30008 Rename to setmem_operand.
30009 * config/s390/s390-protos.h
30010 (s390_decompose_shift_count): Rename to
30011 s390_decompose_addrstyle_without_index.
30012 * config/s390/s390.c (s390_decompose_shift_count)
30013 (s390_mem_constraint, print_shift_count_operand)
30014 (print_operand_address, print_operand): Rename
30015 s390_decompose_shift_count to
30016 s390_decompose_addrstyle_without_index and rename
30017 print_shift_count_operand to print_addrstyle_operand troughout the
30019 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
30020 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
30021 Rename shift_count_or_setmem_operand to setmem_operand.
30022 * config/s390/vx-builtins.md ("vec_insert<mode>")
30023 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
30026 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30029 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
30030 Handle overlapping retval and newval.
30032 2016-03-10 Nick Clifton <nickc@redhat.com>
30035 * config/aarch64/aarch64.c
30036 (aarch64_override_options_after_change_1): When forcing
30037 flag_omit_frame_pointer to be true, use a special value that can
30038 be detected if this function is called again, thus preventing
30039 flag_omit_leaf_frame_pointer from being forced to be false.
30041 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30043 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
30044 Set x_flag_omit_leaf_frame_pointer when handling
30045 -momit-leaf-frame-pointer.
30047 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30050 * cgraph.c (cgraph_node::dump): Dump split_part and
30051 indirect_call_target.
30052 * cgraph.h (cgraph_node): Add indirect_call_target flag.
30053 * ipa.c (has_addr_references_p): Cleanup.
30054 (is_indirect_call_target_p): New.
30055 (walk_polymorphic_call_targets): Do not mark virtuals that may be
30056 called indirectly as local.
30057 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
30059 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30062 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
30063 on cxa_pure_virtual.
30065 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30068 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
30070 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30073 * tree.c (need_assembler_name_p): Only record main variant type names.
30075 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
30078 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
30079 Always define to 0 or 1.
30080 (TARGET_FIX_ERR_A53_843419): New macro.
30081 * config/aarch64/aarch64-elf-raw.h
30082 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
30083 * config/aarch64/aarch64-linux.h: Likewise.
30084 * config/aarch64/aarch64.c
30085 (aarch64_override_options_after_change_1): Do not default
30086 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
30088 (aarch64_attributes): Handle fix-cortex-a53-843419.
30089 (aarch64_can_inline_p): Likewise.
30090 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
30092 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
30093 Jakub Jelinek <jakub@redhat.com>
30095 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
30096 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
30097 DECL_COMMONS if flag_unconstrained_commons is set.
30098 * tree-dfa.c (get_ref_base_and_extent): Likewise.
30099 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
30100 (funconstrained-commons): Document.
30102 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
30104 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
30105 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
30107 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
30109 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
30110 has a proper number of elements.
30112 2016-03-10 Alan Modra <amodra@gmail.com>
30114 PR rtl-optimization/69195
30115 PR rtl-optimization/47992
30116 * ira.c (recorded_label_ref): Delete.
30117 (update_equiv_regs): Return void.
30118 (indirect_jump_optimize): New function.
30119 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
30120 before regstat_compute_ri. Don't rebuild_jump_labels here.
30121 Delete update_regstat.
30123 2016-03-10 Richard Biener <rguenther@suse.de>
30125 PR tree-optimization/70128
30126 * tree-ssa-structalias.c (set_uids_in_ptset): Set
30127 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
30129 2016-03-09 Jakub Jelinek <jakub@redhat.com>
30131 PR tree-optimization/70152
30132 * tree-sra.c (replace_removed_params_ssa_names): Copy over
30133 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
30136 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
30137 instead of gen_sse2_loadlpd.
30138 * config/i386/sse.md (*vec_concatv2df): Rename to...
30139 (vec_concatv2df): ... this.
30141 PR tree-optimization/70127
30142 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
30144 2016-03-09 David Malcolm <dmalcolm@redhat.com>
30148 * diagnostic-show-locus.c (compatible_locations_p): New function.
30149 (layout::layout): Sanitize ranges using compatible_locations_p.
30151 2016-03-09 David Malcolm <dmalcolm@redhat.com>
30155 * diagnostic-show-locus.c (layout_range::layout_range): Replace
30156 location_range param with three const expanded_locations * and a
30158 (layout::layout): Replace call to
30159 rich_location::lazily_expand_location with get_expanded_location.
30160 Extract the range and perform location expansion here, passing
30161 the results to the layout_range ctor.
30162 * diagnostic.c (source_range::debug): Delete.
30163 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
30164 of rich_location::get_expanded_location.
30165 * gcc-rich-location.c (get_range_for_expr): Delete.
30166 (gcc_rich_location::add_expr): Reimplement to avoid the
30167 rich_location::add_range overload that took a location_range,
30168 passing a location_t instead.
30170 2016-03-09 Richard Biener <rguenther@suse.de>
30171 Jakub Jelinek <jakub@redhat.com>
30173 PR tree-optimization/70138
30174 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
30175 Also skip vect_double_reduction_def.
30177 2016-03-09 Jakub Jelinek <jakub@redhat.com>
30180 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
30181 if the operand is "m".
30183 2016-03-09 Nathan Sidwell <nathan@acm.org>
30185 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
30187 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30189 * config/i386/i386.c (processor_target_table): Fix cost table
30190 intialization order for znver1.
30192 2016-03-08 Jakub Jelinek <jakub@redhat.com>
30194 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
30195 - becuase -> because.
30196 * ipa-reference.c (ignore_module_statics): Likewise.
30197 * cgraph.c (cgraph_node::get_body): Likewise.
30198 * ipa-inline.c (early_inliner): Likewise.
30199 * ipa-devirt.c (types_same_for_odr): Likewise.
30200 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
30201 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
30203 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30205 * tree-ssa-math-opts.c: Fix typo in comment.
30207 2016-03-08 Jakub Jelinek <jakub@redhat.com>
30210 * config/i386/i386.c (scalar_chain::make_vector_copies,
30211 scalar_chain::convert_reg): Call end_sequence in between
30212 get_insns and emit_conversion_insns rather than after both
30215 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
30218 * config/i386/i386.h (machine_function): Add
30219 pc_thunk_call_expanded flag.
30220 (ix86_pc_thunk_call_expanded): New define.
30221 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
30222 (*set_got): Rename insn pattern from set_got.
30223 (*set_got_labelled): Rename inst pattern from set_got_labelled.
30224 * config/i386/i386.c (ix86_compute_frame_layout): Use
30225 ix86_pc_thunk_call_expanded to prevent red-zone.
30227 2016-03-07 Martin Jambor <mjambor@suse.cz>
30229 * hsa.h (hsa_get_ctor_statements): Declare.
30230 (hsa_get_dtor_statements): Likewise.
30231 (hsa_get_kernel_dispatch_type): Likewise.
30232 * hsa.c (hsa_get_ctor_statements): New function.
30233 (hsa_get_dtor_statements): Likewise.
30234 (hsa_get_kernel_dispatch_type): Likewise.
30235 * hsa-brig.c (hsa_cdtor_statements): Removed.
30236 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
30237 hsa_get_dtor_statements.
30238 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
30239 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
30241 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
30243 * config/arm/arm-cores.def (cortex-r8): New.
30244 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
30245 * config/arm/arm-tune.md: Likewise.
30246 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
30248 2016-03-07 Martin Sebor <msebor@redhat.com>
30250 PR rtl-optimization/19705
30251 * doc/invoke.texi (Options That Control Optimization): Clarify
30252 -fno-branch-count-reg.
30254 2016-02-26 Richard Biener <rguenther@suse.de>
30255 Jeff Law <law@redhat.com>
30257 PR tree-optimization/69740
30258 * cfghooks.c (remove_edge): Request loop fixups if we delete
30259 an edge that might turn an irreducible loop into a natural
30261 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
30262 Move after definition of loops_state_clear.
30264 2016-03-07 Bin Cheng <bin.cheng@arm.com>
30266 PR rtl-optimization/69052
30267 * rtlanal.c (commutative_operand_precedence): Set higher precedence
30270 2016-03-07 Tom de Vries <tom@codesourcery.com>
30272 PR tree-optimization/70116
30273 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
30274 is_tm_ending stmts and ubsan/asan internal functions.
30275 (find_duplicate): Use it. Don't test is_tm_ending here.
30277 2016-03-07 Richard Biener <rguenther@suse.de>
30279 PR tree-optimization/70115
30280 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
30281 (propagate_constants_for_unrolling): Use replace_uses_by.
30283 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
30285 PR middle-end/69916
30286 * omp-low.c (struct oacc_loop): Add ifns.
30287 (new_oacc_loop_raw): Initialize it.
30288 (finish_oacc_loop): Clear mask & flags if no ifns.
30289 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
30290 (oacc_loop_xform_loop): Add ifns arg & adjust.
30291 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
30293 2016-03-07 Richard Henderson <rth@redhat.com>
30296 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
30297 (insert_value_copy_on_edge): Likewise.
30299 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30301 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
30303 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
30306 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
30308 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
30310 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
30312 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
30314 Fix sseimul type attribute.
30315 * config/i386/znver1.md
30316 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
30317 znver1_sseimul_avx256_load) : Fix the type attribute.
30318 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
30319 pipe usage and latency.
30321 2016-03-05 Jakub Jelinek <jakub@redhat.com>
30324 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
30325 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
30328 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
30331 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
30333 PR rtl-optimization/69941
30334 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
30335 the reg share its mode.
30337 2016-03-04 Jeff Law <law@redhat.com>
30339 PR tree-optimization/69196
30340 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30341 If the both SSA_NAMEs are anonymous, then consider them unassociated
30342 and include the PHI in the statement count.
30344 2016-03-05 Tom de Vries <tom@codesourcery.com>
30346 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
30347 construct in oacc routine. Check for oacc region in oacc routine.
30349 2016-03-04 Jakub Jelinek <jakub@redhat.com>
30352 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
30353 2016-02-22 changes, instead don't recurse if RECUR is already true.
30354 Don't change *dynamic_check if RECUR. Adjust recursive caller
30355 to pass true to the new argument.
30356 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
30359 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
30360 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
30362 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
30364 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
30366 PR rtl-optimization/57676
30367 * lra-assigns.c (lra_assign): Guard test for maximum iterations
30368 with flag_checking.
30370 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
30372 * tree-vect-patterns.c (search_type_for_mask): Handle
30373 comparison of booleans.
30375 2016-03-04 Jakub Jelinek <jakub@redhat.com>
30377 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
30381 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
30382 all other ops that have dw_val_class_die_ref operands,
30383 and DW_OP_GNU_entry_value.
30385 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30387 PR rtl-optimization/69904
30388 * config/arm/arm.c (arm_cannot_copy_insn_p):
30389 Return true for load-exclusive instructions.
30391 2016-03-03 Jakub Jelinek <jakub@redhat.com>
30394 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
30395 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
30396 the pattern no matter if it is used just by non-pattern, pattern
30398 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
30399 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
30400 oprnd1 def_stmt is in pattern, don't look through it.
30402 2016-03-03 Marek Polacek <polacek@redhat.com>
30404 PR middle-end/70050
30405 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
30407 2016-03-03 Martin Liska <mliska@suse.cz>
30409 PR tree-optimization/70043
30410 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
30411 previous statement if we see a debug statement.
30413 2016-03-03 Richard Biener <rguenther@suse.de>
30415 PR tree-optimization/55936
30416 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
30417 parameter and guard unsafe equivalence use.
30418 (vrp_evaluate_conditional_warnv_with_ops): Always use
30419 safe equivalences but not via the quadratic compare_names
30422 2016-03-03 Michael Collison <michael.collison@linaro.org>
30425 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
30426 for operand 1 to s_register_operand. Change predicate for operand
30427 2 to arm_not_immediate_operand.
30429 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
30431 * doc/tm.texi: Regenerated.
30433 2016-03-02 Richard Henderson <rth@redhat.com>
30436 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
30437 simplification when all args are positive non-fixed registers.
30439 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30441 * target.def (lra_p): Specify that new ports should use LRA.
30443 2016-03-02 Jakub Jelinek <jakub@redhat.com>
30446 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
30447 gimplify_type_sizes the type they refer to.
30448 (omp_notice_variable): Handle reference vars to VLAs.
30449 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
30450 reference to VLA decls in the second pass instead of first pass.
30452 2016-03-02 Tom de Vries <tom@codesourcery.com>
30454 PR tree-optimization/68659
30455 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
30456 new_expr == NULL_TREE.
30457 (get_new_name): Handle ADDR_EXPR.
30459 2016-03-02 Bin Cheng <bin.cheng@arm.com>
30461 PR rtl-optimization/69052
30462 * loop-invariant.c (canonicalize_address): New function.
30463 (inv_can_prop_to_addr_use): Check validity of address expression
30464 which is canonicalized by above function.
30466 2016-03-02 Alan Modra <amodra@gmail.com>
30469 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
30472 2016-03-02 Jakub Jelinek <jakub@redhat.com>
30475 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
30476 (*movhi_internal): Put mask moves from and to memory separately
30477 from moves from/to GPRs.
30479 2016-03-02 Richard Biener <rguenther@suse.de>
30481 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
30482 GENERIC expressions in GIMPLE.
30484 2016-03-02 Richard Biener <rguenther@suse.de>
30486 * config/i386/i386.c (type_natural_mode): Fix typo.
30488 2016-03-02 Nick Clifton <nickc@redhat.com>
30490 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
30492 2016-03-02 Richard Biener <rguenther@suse.de>
30493 Uros Bizjak <ubizjak@gmail.com>
30496 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
30498 2016-03-02 Richard Biener <rguenther@suse.de>
30500 PR middle-end/67278
30501 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
30503 2016-03-02 Marek Polacek <polacek@redhat.com>
30506 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
30507 "is promoted to" warning.
30509 2016-03-01 DJ Delorie <dj@redhat.com>
30511 * config.gcc: Deprecate mep-*.
30513 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
30515 PR middle-end/70025
30516 * lra-constraints.c (regno_val_use_in): New.
30517 (match_reload): Use it instead of regno_use_in.
30519 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30521 PR rtl-optimization/70007
30522 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
30523 references present in REG_EQUAL notes attached to non-SET patterns.
30525 2016-03-01 Jeff Law <law@redhat.com>
30527 PR tree-optimization/69196
30528 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30529 Appropriately clamp the number of statements to copy when the
30530 thread path does not traverse a loop backedge.
30532 PR tree-optimization/69196
30533 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30534 Do count some PHIs in the thread path against the insn count. Decrease
30535 final statement count by one as the control statement in the last
30536 block will get removed. Remove special cased code for handling PHIs
30539 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
30542 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
30543 asm dialect alternatives to explicit GOTPCREL calls.
30545 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30548 * ira.c (do_reload): Issue warning for generic stack checking here...
30549 * reload1.c (reload): ...instead of here and streamline it.
30551 2016-03-01 Nick Clifton <nickc@redhat.com>
30553 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
30555 2016-03-01 Richard Biener <rguenther@suse.de>
30557 PR tree-optimization/69983
30558 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
30559 types and fall back to operand_equal_p.
30561 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30564 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30566 * config/s390/constraints.md ("jm8"): New constraint.
30567 * config/s390/predicates.md ("const_int_8bitset_operand"): New
30569 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
30571 ("*setmem_long<setmem_and>"): New pattern.
30572 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
30574 ("*setmem_long_31z<setmem_and>"): New pattern.
30575 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
30576 New substitution rules with the required attributes.
30579 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30582 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30584 * gensupport.c (process_substs_on_one_elem): Split loop to
30585 complete mark_operands_used_in_match_dup on all expressions in the
30587 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30588 and remove function.
30590 2016-03-01 Richard Biener <rguenther@suse.de>
30592 PR middle-end/70022
30593 * fold-const.c (fold_indirect_ref_1): Fix range checking for
30594 vector BIT_FIELD_REF extract.
30596 2016-03-01 Richard Biener <rguenther@suse.de>
30598 PR tree-optimization/69994
30599 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
30601 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
30603 PR tree-optimization/69956
30604 * tree-vect-stmts.c (supportable_widening_operation): Support
30605 multi-step conversion of boolean vectors.
30606 (supportable_narrowing_operation): Likewise.
30608 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30610 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
30613 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30615 * config/s390/subst.md (DSI_VI): New mode iterator.
30616 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
30617 * config/s390/vector.md ("vec_set<mode>"): Move expander before
30618 the insn definition.
30619 ("*vec_set<mode>"): Change predicate and add alternative to
30620 support only either register or const_int operands as element
30622 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
30624 ("vec_extract<mode>"): New expander.
30625 ("*vec_extract<mode>"): New insn definition supporting reg and
30626 const_int element selectors.
30627 ("*vec_extract<mode>_plus"): New insn definition supporting
30628 reg+const_int element selectors.
30629 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
30630 following expander+insn definition.
30631 ("<vec_shifts_name><mode>3"): New expander.
30632 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
30634 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30636 * config/s390/s390.md ("*tabort_1"): Change predicate to
30637 nonmemory_operand. Add a second alternative to cover
30638 register as well as const int operands.
30639 ("*tabort_1_plus"): New pattern definition.
30641 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30643 * config/s390/s390.md ("*ashrdi3_cc_31")
30644 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
30645 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
30646 Merge insn definitions into ...
30647 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30648 New pattern definition.
30649 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
30650 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
30651 ("*ashr<mode>3_and"): Merge insn definitions into ...
30652 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30653 New pattern definition.
30654 * config/s390/subst.md ("addr_style_op_cc_subst")
30655 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
30656 substitutions patterns plus attributes.
30657 Add ashiftrt to SUBST iterator.
30659 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30661 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
30662 op2 to nonmemory_operand.
30663 ("*<shift>di3_31", "*<shift>di3_31_and"):
30664 Merge into single pattern definition ...
30665 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
30666 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
30667 pattern definition ...
30668 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
30669 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
30672 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30674 * config/s390/predicates.md (const_int_6bitset_operand): New
30676 * config/s390/s390.md: Include subst.md.
30677 ("rotl<mode>3"): New expander.
30678 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
30680 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
30681 * config/s390/subst.md: New file.
30683 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30685 * config/s390/s390.md ("op_type", "atype", "length" attributes):
30686 Remove RRR type. It doesn't really exist.
30687 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
30689 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
30690 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
30691 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
30692 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
30693 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
30694 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
30695 `enabled' attribute.
30697 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30699 * gensupport.c (process_substs_on_one_elem): Split loop to
30700 complete mark_operands_used_in_match_dup on all expressions in the
30702 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30703 and remove function.
30705 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30708 * config/sparc/sparc.c (NWORDS_UP): Rename to...
30709 (CEIL_NWORDS): ...this. Use CEIL macro.
30710 (compute_fp_layout): Adjust to above renaming.
30711 (function_arg_union_value): Likewise.
30712 (sparc_arg_partial_bytes): Likewise.
30713 (sparc_function_arg_advance): Likewise.
30715 2016-02-29 Jeff Law <law@redhat.com>
30717 PR tree-optimization/70005
30718 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
30719 where an object with a boolean range is compared against a value
30722 PR tree-optimization/69999
30723 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
30724 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
30727 2016-02-29 Richard Biener <rguenther@suse.de>
30729 PR tree-optimization/69994
30730 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
30731 (get_unary_op): Look through nop conversions.
30732 (ops_equal_values_p): New function, look for equality diregarding
30734 (eliminate_plus_minus_pair): Use ops_equal_values_p
30735 (repropagate_negates): Do not use get_unary_op here.
30737 2016-02-29 Martin Liska <mliska@suse.cz>
30739 * system.h: Poison ENABLE_CHECKING macro.
30741 2016-02-29 Martin Liska <mliska@suse.cz>
30743 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
30744 is presented in dump flags.
30745 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30746 (hsa_regalloc): Likewise.
30748 2016-02-19 Richard Biener <rguenther@suse.de>
30750 PR tree-optimization/69980
30751 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
30752 permutation of those we need to keep.
30754 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30757 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
30758 (NWORDS_UP): ...this
30759 (init_cumulative_args): Minor tweaks.
30760 (sparc_promote_function_mode): Likewise.
30761 (scan_record_type): Delete.
30762 (traverse_record_type): New function template.
30763 (classify_data_t): New structure type.
30764 (classify_registers): New inline function.
30765 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
30766 exhausted. Instantiate traverse_record_type on classify_registers and
30767 deal with the case of a structure passed in slot #15 with no FP field
30769 (assign_data_t): New structure type.
30770 (compute_int_layout): New static function.
30771 (compute_fp_layout): Likewise.
30772 (count_registers): New inline function.
30773 (assign_int_registers): New static function.
30774 (assign_fp_registers): Likewise.
30775 (assign_registers): New inline function.
30776 (function_arg_record_value_1): Delete.
30777 (function_arg_record_value_2): Likewise.
30778 (function_arg_record_value_3): Likewise.
30779 (function_arg_record_value): Adjust to above changes. Instantiate
30780 traverse_record_type on count_registers to first count the number of
30781 registers to be used and then on assign_registers to assign them.
30782 (function_arg_union_value): Adjust to above renaming.
30783 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
30784 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
30785 case of a structure passed in slot #15
30786 (sparc_function_arg_advance): Likewise.
30787 (function_arg_padding): Minor tweak.
30789 2016-02-29 Richard Biener <rguenther@suse.de>
30791 PR tree-optimization/69720
30792 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
30793 the adjustment_def path for possibly vectorized defs.
30794 (vect_create_epilog_for_reduction): Handle vectorized initial
30797 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
30799 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
30801 2016-02-27 Jeff Law <law@redhat.com>
30804 2016-02-26 Richard Biener <rguenther@suse.de>
30805 Jeff Law <law@redhat.com>
30807 PR tree-optimization/69740
30808 * cfghooks.c (remove_edge): Request loop fixups if we delete
30809 an edge that might turn an irreducible loop into a natural
30812 2016-02-27 Jakub Jelinek <jakub@redhat.com>
30814 PR rtl-optimization/69896
30815 * tree-vect-generic.c (get_compute_type): Avoid single element
30818 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
30820 Rename the AArch64 tuning option and related functions to enable the
30821 Newton series for the reciprocal square root to reflect its
30822 approximative characteristic.
30824 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
30825 function to "aarch64_emit_approx_rsqrt".
30826 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
30827 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
30828 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
30829 (xgene1_tunings): Likewise.
30830 (use_rsqrt_p): Likewise.
30831 (aarch64_emit_swrsqrt): Use new function name.
30832 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
30833 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
30834 text explaining this option.
30835 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
30837 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30840 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
30841 complain about -mallow-movmisalign without -mvsx if
30842 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
30844 2016-02-26 Joel Sherrill <joel@rtems.org>
30846 * config.gcc: Add x86_64-*-rtems*.
30847 * config/i386/rtems-64.h: New file.
30849 2016-02-26 Joel Sherrill <joel@rtems.org>
30851 * config.gcc: Add aarch64-*-rtems*.
30852 * config/aarch64/rtems.h: New file.
30854 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
30857 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
30858 shift amount using %h. Add comment.
30860 2016-02-26 Richard Biener <rguenther@suse.de>
30861 Jeff Law <law@redhat.com>
30863 PR tree-optimization/69740
30864 * cfghooks.c (remove_edge): Request loop fixups if we delete
30865 an edge that might turn an irreducible loop into a natural
30868 2016-02-26 Martin Jambor <mjambor@suse.cz>
30870 PR middle-end/69920
30871 * tree-sra.c (sra_modify_assign): Do not remove loads of
30872 uninitialized aggregates to SSA_NAMEs.
30874 2016-02-26 Richard Henderson <rth@redhat.com>
30877 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
30878 pseudo in case the target rtx matches the source of the left
30881 2016-02-26 Martin Jambor <mjambor@suse.cz>
30884 * hsa.h (hsa_type_packed_p): Declare.
30885 * hsa.c (hsa_type_packed_p): New function.
30886 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
30888 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
30889 * hsa-brig.c (emit_basic_insn): Likewise.
30891 2016-02-26 Martin Jambor <mjambor@suse.cz>
30894 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
30896 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
30898 2016-02-26 Martin Jambor <mjambor@suse.cz>
30900 * hsa.h (is_a_helper): New overload for hsa_op_immed for
30901 hsa_op_with_type operands.
30902 (hsa_unsigned_type_for_type): Declare.
30903 * hsa.c (hsa_unsigned_type_for_type): New function.
30904 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
30905 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
30906 the finalizer. Do not emit extra move.
30908 2016-02-26 Martin Jambor <mjambor@suse.cz>
30910 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
30911 atomic operations in private segment.
30913 2016-02-26 Martin Jambor <mjambor@suse.cz>
30915 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
30916 statements to wi->info. Also disallow omp simd constructs.
30917 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
30918 for not gridifying. Dump special string for omp_for.
30920 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30923 * config/aarch64/aarch64.c (aarch64_set_current_function):
30924 Save/restore target globals when switching to
30925 target_option_default_node.
30927 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30930 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
30931 Return 0 if !SHIFT_COUNT_TRUNCATED.
30933 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30934 Eric Botcazou <ebotcazou@adacore.com>
30936 PR rtl-optimization/69891
30937 * dse.c (scan_insn): If we can't figure out memset arguments
30938 or they are non-constant, call clear_rhs_from_active_local_stores.
30940 2016-02-26 Martin Liska <mliska@suse.cz>
30942 * doc/extend.texi: Mention clog10, clog10f an clog10l
30943 in Builtins section.
30945 2016-02-26 Martin Liska <mliska@suse.cz>
30947 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
30949 (resolve_args_picking_1): Likewise.
30950 * dwarf2out.h (struct GTY): Likewise.
30952 2016-02-26 Martin Liska <mliska@suse.cz>
30954 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
30955 with flag_checking.
30956 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30958 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
30959 Martin Liska <mliska@suse.cz>
30961 * doc/install.texi: Mention --enable-valgrind-annotations.
30963 2016-02-26 Richard Biener <rguenther@suse.de>
30965 PR tree-optimization/69551
30966 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
30967 looking through aliases adjust DECL_PT_UID to refer to the
30968 ultimate alias target.
30970 2016-02-25 Martin Liska <mliska@suse.cz>
30972 PR middle-end/69919
30973 * alloc-pool.c (after_memory_report): New variable.
30974 * alloc-pool.h (base_pool_allocator ::release): Do not use
30975 the infrastructure if after_memory_report.
30976 * toplev.c (toplev::main): Mark after memory report.
30978 2016-02-25 Richard Biener <rguenther@suse.de>
30980 PR tree-optimization/48795
30981 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
30983 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
30986 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
30987 offloading is enabled and -fopenacc or -fopenmp is specified.
30988 (CRTOFFLOADEND): Likewise.
30989 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
30990 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
30991 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
30992 (offload_objects_file_name): New static var.
30993 (tool_cleanup): Remove offload_objects_file_name file.
30994 (find_offloadbeginend): Replace with ...
30995 (find_crtoffloadtable): ... this.
30996 (run_gcc): Remove offload_argc and offload_argv.
30997 Get offload_objects_file_name from -foffload-objects=... option.
30998 Read names of object files with offload from this file, pass them to
30999 compile_images_for_offload_targets. Don't call find_offloadbeginend and
31000 don't pass offloadbegin and offloadend to the linker. Don't pass
31001 offload non-LTO files to the linker, because now they're not claimed.
31003 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
31006 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
31007 on builtin_unreachable.
31009 2016-02-25 Jakub Jelinek <jakub@redhat.com>
31011 PR rtl-optimization/69896
31012 * regcprop.c: Include cfgrtl.h.
31013 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
31014 than remembered mode, either delete it (if noop_move_p), or
31015 treat like copy_p but not noop_p instruction.
31017 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31020 * dwarf2out.c (gen_variable_die): Work around buggy LTO
31021 - allow NULL decl for Fortran DW_TAG_common_block variables.
31023 2016-02-24 Jason Merrill <jason@redhat.com>
31025 * common.opt (flifetime-dse): Add -flifetime-dse=1.
31027 2016-02-24 Richard Biener <rguenther@suse.de>
31028 Jakub Jelinek <jakub@redhat.com>
31030 PR middle-end/69760
31031 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
31032 conditionally executed ops to well-defined overflow behavior.
31034 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31036 PR middle-end/69915
31037 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
31040 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31042 PR rtl-optimization/69886
31043 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
31044 argument. Use it when checking validity of set instructions.
31045 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
31046 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
31048 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
31049 * store-motion.c (find_moveable_store): Update
31050 can_assign_to_reg_without_clobbers_p callsite.
31052 2016-02-24 Richard Biener <rguenther@suse.de>
31054 PR middle-end/68963
31055 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
31057 (record_nonwrapping_iv): Do not fall back to the low/high bound
31058 for non-constant IV bases if the stmt is not always executed.
31060 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31062 * config/arm/arm-cores.def (cortex-a32): New entry.
31063 * config/arm/arm-tables.opt: Regenerate.
31064 * config/arm/arm-tune.md: Regenerate.
31065 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
31066 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
31067 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
31068 for -mcpu and -mtune.
31070 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31073 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
31074 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
31075 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
31076 (atomic_loaddi_1): Delete.
31077 (atomic_loaddi): Rewrite expander using the above changes.
31079 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31082 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
31085 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31086 Richard Biener <rguenth@suse.de>
31088 PR middle-end/69909
31089 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
31090 set_mem_attributes if tem is SSA_NAME which got expanded
31093 2016-02-24 Richard Biener <rguenther@suse.de>
31095 PR tree-optimization/69907
31096 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
31097 end of permutations for BB vectorization.
31099 2016-02-24 Christian Bruel <christian.bruel@st.com>
31101 * config/arm/arm-c.c (arm_option_override): Initialize
31102 target_option_current_node.
31103 * config/arm/arm.c (arm_pragma_target_parse): Replace
31104 build_target_option_node call by target_option_current_node.
31105 Set target_option_current_node.
31108 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
31111 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
31112 define_insn_and_split to define_insn.
31113 (zero_extendqi<mode>2_dot2): Same.
31114 (extendqi<mode>2_dot): Same.
31115 (extendqi<mode>2_dot2): Same.
31117 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
31119 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
31120 and add bypass for AES{D,E} and AESMC pairs.
31121 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
31124 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
31126 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
31127 series for reciprocal square root in Exynos M1.
31129 2016-02-23 Martin Sebor <msebor@redhat.com>
31132 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
31133 __builtin_alloca_with_align.
31135 2016-02-23 Richard Henderson <rth@redhat.com>
31137 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
31138 (ix86_register_pragmas): Remove __seg_tls.
31139 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
31140 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
31141 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
31142 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
31143 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
31144 * doc/extend.texi (__seg_tls): Remove item.
31146 2016-02-23 Richard Biener <rguenther@suse.de>
31148 * alloc-pool.h (struct allocation_object): Make id member
31149 conditional on CHECKING_P again.
31150 (get_instance): Adjust.
31151 (base_pool_allocator): Likewise.
31153 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
31155 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
31156 (parallelize_loops): In OpenACC kernels mode, set n_threads to
31158 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
31160 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
31162 2016-02-23 Richard Biener <rguenther@suse.de>
31164 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
31165 * bitmap.h (struct bitmap_usage): Likewise.
31166 (bitmap_move): Declare.
31167 * bitmap.c (register_overhead): Take size_t argument.
31168 (bitmap_move): New function.
31169 * df-problems.c (df_rd_transfer_function): Use bitmap_move
31170 to properly account overhead.
31171 * tree.c (free_node): Use tree_size.
31173 2016-02-23 Jakub Jelinek <jakub@redhat.com>
31176 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
31177 when inverting comparison.
31180 * common.opt (Wunreachable-code): Add Warning flag.
31182 2016-02-23 Mark Wielaard <mjw@redhat.com>
31183 Jakub Jelinek <jakub@redhat.com>
31186 * cgraphunit.c (check_global_declaration): Check main_input_filename
31187 and DECL_SOURCE_FILE are not NULL.
31189 2016-02-23 Martin Jambor <mjambor@suse.cz>
31191 PR tree-optimization/69666
31192 * tree-sra.c (sra_modify_assign): Do not attempt to create
31193 default_def replacements for unscalarizable regions.
31195 2016-02-20 Mark Wielaard <mjw@redhat.com>
31198 * cgraphunit.c (check_global_declaration): Check level of
31199 warn_unused_const_variable and main_input_filename.
31200 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
31201 (-Wunused-variable): For C implies -Wunused-const-variable=1.
31202 (-Wunused-const-variable): Explain levels 1 and 2.
31204 2016-02-22 Jakub Jelinek <jakub@redhat.com>
31207 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
31208 identical arguments. Formatting and spelling fixes.
31211 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
31216 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
31217 and m68k-devices.def.
31218 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
31219 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
31221 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
31223 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
31224 and HImode registers.
31226 2016-02-22 Richard Biener <rguenther@suse.de>
31228 PR tree-optimization/69882
31229 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
31230 preserve permutations present because of gaps.
31231 (vect_supported_load_permutation_p): Always continue checking
31232 permutations after vect_attempt_slp_rearrange_stmts.
31234 2016-02-22 Bin Cheng <bin.cheng@arm.com>
31236 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
31237 min_profitable_estimate, rather than min_profitable_iters.
31239 2016-02-22 Jakub Jelinek <jakub@redhat.com>
31242 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
31243 SImode for last match_operand.
31245 2016-02-22 Martin Liska <mliska@suse.cz>
31247 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
31248 return bitsize - 1 as the return value.
31250 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
31254 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
31255 Handle negative shift counts.
31256 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
31257 force_reg on the shift constant.
31258 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
31259 (lshrsi3_d): Handle negative shift counts.
31261 2016-02-22 Richard Biener <rguenther@suse.de>
31262 Tom de Vries <tom@codesourcery.com>
31264 * graph.c: Include dumpfile.h.
31265 (print_graph_cfg): Split into three overloads.
31266 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
31268 2016-02-22 Tom de Vries <tom@codesourcery.com>
31270 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
31273 2016-02-22 Richard Biener <rguenther@suse.de>
31276 * ipa-inline-transform.c (inline_call): When not updating
31277 overall summaries adjust self size by the growth estimate.
31278 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
31279 hash-set, do not update overall summaries here. Renamed from ...
31280 (inline_to_all_callers): ... this which is now wrapping the
31281 above and performing delayed overall summary update.
31282 (early_inline_small_functions): Delay updating of the overall
31285 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
31287 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
31290 2016-02-19 Jakub Jelinek <jakub@redhat.com>
31293 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
31294 :%* in %:gt() argument.
31295 (greater_than_spec_func): Adjust for expecting only numbers,
31296 if there are more than two numbers, compare the last two.
31298 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
31300 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
31301 -Wnarrowing with -std.
31303 2016-02-19 Jakub Jelinek <jakub@redhat.com>
31306 * expr.c (store_field): Don't use bit-field path if exp is
31307 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
31308 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
31309 and the assignment can be performed by bitwise copy. Formatting
31312 PR middle-end/69838
31313 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
31314 call copy_reg_eh_region_note_forward on before and/or after sequences
31315 and remove note from insn if it no longer can throw.
31318 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
31319 if TARGET_AVX512BW.
31321 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31323 * config/s390/vector.md: Add missing commutative operand markers
31324 to the patterns which qualify for one.
31325 * config/s390/vx-builtins.md: Likewise.
31327 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31329 * config/s390/vector.md (VI, VI_QHS): Add single element vector
31330 types to mode iterators.
31331 (vec_double): ... and mode attribute.
31332 * config/s390/vx-builtins.md (non_vec_int): Likewise.
31334 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31336 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
31337 Change the predicate of op2 from nonimmediate to general and let
31338 reload fix it if necessary.
31340 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31342 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
31344 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31346 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
31349 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31351 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
31352 * config/s390/s390.c (s390_expand_vec_movstr): New function.
31353 * config/s390/s390.md ("movstr<P:mode>"): Call
31354 s390_expand_vec_movstr.
31356 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31358 * config/s390/s390.md: Add missing output modifier for operand 1
31359 to print it as address properly.
31361 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31363 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
31364 * config/s390/2964.md: New file.
31365 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
31366 of insn grouping attributes depending on the CPU level.
31367 (s390_get_unit_mask): New function.
31368 (s390_sched_score): Remove the OOO from the scheduling macros.
31369 Add loop to calculate a score for the instruction mix.
31370 (s390_sched_reorder): Likewise plus improve debug output.
31371 (s390_sched_variable_issue): Rename macros as above. Calculate
31372 the unit distances after actually scheduling an insn. Improve
31374 (s390_sched_init): Clear last_scheduled_unit_distance array.
31375 * config/s390/s390.md: Include 2964.md.
31377 2016-02-18 Jakub Jelinek <jakub@redhat.com>
31380 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
31381 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
31382 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
31383 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
31384 *avx512f_<code>v8div16qi2_mask_1): New insns.
31386 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
31389 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
31392 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
31393 earlyclobber from target. Use wF constraint for fused memory
31395 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
31397 2016-02-18 Jakub Jelinek <jakub@redhat.com>
31398 Martin Liska <mliska@suse.cz>
31401 * cfgexpand.c (asan_sanitize_stack_p): New function.
31402 (partition_stack_vars): Use the function.
31403 (expand_stack_vars): Likewise.
31404 (defer_stack_allocation): Likewise.
31405 (expand_used_vars): Likewise.
31407 2016-02-18 Richard Biener <rguenther@suse.de>
31409 PR middle-end/69553
31410 * fold-const.c (operand_equal_p): Properly compare offsets for
31411 IMAGPART_EXPR and ARRAY_REF.
31413 2016-02-18 Nick Clifton <nickc@redhat.com>
31417 * config/arm/arm.c (arm_option_override_internal): Disable
31418 interworking if the target does not support thumb instructions.
31419 (arm_reload_in_hi): Handle the case where a register to register
31420 move needs reloading because there is no simple pattern to handle
31422 (arm_reload_out_hi): Likewise.
31424 2016-02-18 Richard Biener <rguenther@suse.de>
31426 PR middle-end/69854
31427 * match.pd: Don't use fold_binary or fold_unary for folding
31430 2016-02-17 Jakub Jelinek <jakub@redhat.com>
31433 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
31434 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
31435 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
31436 warn on gimple_no_warning_p statements.
31438 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
31440 * doc/extend.texi (C++ Attributes): Correct description of
31441 warn_unused type attribute.
31443 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31445 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
31446 correct instruction.
31448 2016-02-17 Richard Biener <rguenther@suse.de>
31450 PR rtl-optimization/69609
31451 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
31452 (find_traces_1_round): When ending a trace update cached priority
31454 (bb_to_key): Use cached priority when available.
31455 (copy_bb): Initialize cached priority.
31456 (reorder_basic_blocks_software_trace_cache): Likewise.
31458 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31461 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
31463 (aarch64_comparison_operator): Break overly long line into two.
31464 (aarch64_comparison_operation): Likewise.
31465 * config/aarch64/aarch64.md (cstorecc4): Use
31466 aarch64_comparison_operator_mode instead of
31467 aarch64_comparison_operator.
31468 (cstore<mode>4): Likewise.
31469 (aarch64_cstore<mode>): Likewise.
31470 (*cstoresi_insn_uxtw): Likewise.
31471 (cstore<mode>_neg): Likewise.
31472 (*cstoresi_neg_uxtw): Likewise.
31474 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31477 * config/arm/predicates.md (arm_comparison_operator_mode):
31479 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
31480 instead of arm_comparison_operator.
31481 (*mov_negscc): Likewise.
31482 (*mov_notscc): Likewise.
31483 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
31484 (*thumb2_mov_negscc): Likewise.
31485 (*thumb2_mov_negscc_strict_it): Likewise.
31486 (*thumb2_mov_notscc): Likewise.
31487 (*thumb2_mov_notscc_strict_it): Likewise.
31489 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
31491 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
31492 Add missing return.
31494 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
31496 * config/visium/visium.c (machine_libfunc_index): New enum.
31497 (machine_libfuncs): New structure.
31498 (visium_libfuncs): New static variable.
31499 (TARGET_INIT_LIBFUNCS): Define to...
31500 (visium_init_libfuncs): ...this. New function.
31501 (expand_block_move_4): Use the appropriate libfunc.
31502 (expand_block_move_2): Likewise.
31503 (expand_block_move_1): Likewise.
31504 (expand_block_set_4): Likewise.
31505 (expand_block_set_2): Likewise.
31506 (expand_block_set_1): Likewise.
31507 (visium_trampoline_init): Likewise.
31509 2016-02-17 Nick Clifton <nickc@redhat.com>
31511 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
31512 TI's devices.csv file as of March 2016.
31514 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
31517 * opts-global.c (handle_common_deferred_options): Introduce and
31518 initialize two global variables to remember command-line options
31519 specifying a stack-limiting register.
31520 * opts.h: Add extern declarations of the two new global variables.
31521 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
31522 variable based on the values of the two new global variables.
31524 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31527 * common.opt (Wnonnull-compare): New warning.
31528 * doc/invoke.texi (-Wnonnull): Remove text about comparison
31529 of arguments against NULL.
31530 (-Wnonnull-compare): Document.
31531 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
31532 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
31533 * passes.def (pass_warn_nonnull_compare): Add.
31534 * gimple-ssa-nonnull-compare.c: New file.
31536 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31538 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
31539 AARCH64_EXTRA_TUNE_RECIP_SQRT.
31541 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31543 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
31544 reciprocal sqrt for -mlow-precision-recip-sqrt.
31546 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31547 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31549 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
31550 always use lane loads to construct non-constant vectors.
31552 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31554 * config/aarch64/aarch64.md
31555 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
31556 constraints for operand 3.
31557 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
31559 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31560 Richard Biener <rguenther@suse.de>
31562 PR tree-optimization/69820
31563 * tree-vect-patterns.c (type_conversion_p): Return false if
31564 *orig_type is unsigned single precision or boolean.
31565 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
31568 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31570 PR rtl-optimization/69764
31571 PR rtl-optimization/69771
31572 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
31573 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
31575 2016-02-16 Richard Biener <rguenther@suse.de>
31577 PR tree-optimization/69776
31578 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
31580 (indirect_refs_may_alias_p): Likewise.
31581 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
31582 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
31583 according to tbaa_p.
31584 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
31585 (optimize_stmt): For redundant store discovery do not allow tbaa.
31587 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
31589 PR tree-optimization/69714
31590 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
31591 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
31593 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
31595 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
31596 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
31597 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
31598 * config/arc/arc.c (arc_init): Check FPU options.
31599 (get_arc_condition_code): Handle new CC_FPU* modes.
31600 (arc_select_cc_mode): Likewise.
31601 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
31602 register pair only. Allow access for ARCv2 accumulator.
31603 (gen_compare_reg): Whenever we have FPU support use FPU compare
31605 (arc_reorg): Don't generate brcc insns when FPU compare
31606 instructions are involved.
31607 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
31608 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
31609 floating point emulation.
31610 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
31611 (REVERSE_CONDITION): Add new CC_FPU* modes.
31612 (TARGET_FP_SP_BASE): Define.
31613 (TARGET_FP_DP_BASE): Likewise.
31614 (TARGET_FP_SP_FUSED): Likewise.
31615 (TARGET_FP_DP_FUSED): Likewise.
31616 (TARGET_FP_SP_CONV): Likewise.
31617 (TARGET_FP_DP_CONV): Likewise.
31618 (TARGET_FP_SP_SQRT): Likewise.
31619 (TARGET_FP_DP_SQRT): Likewise.
31620 (TARGET_FP_DP_AX): Likewise.
31621 * config/arc/arc.md (ARCV2_ACC): New constant.
31622 (type): New fpu type attribute.
31623 (SDF): Conditional iterator.
31624 (cstore<mode>, cbranch<mode>): Change expand condition.
31625 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
31626 handles FPU/FPX cases as well.
31627 * config/arc/arc.opt (mfpu): New option.
31628 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
31630 (adddf3, muldf3, subdf3): Removed.
31631 * config/arc/predicates.md (proper_comparison_operator): Recognize
31633 * config/arc/fpu.md: New file.
31634 * doc/invoke.texi (ARC Options): Document mfpu option.
31636 2016-02-16 Richard Biener <rguenther@suse.de>
31638 PR rtl-optimization/69291
31639 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
31640 noce_operand_ok check.
31642 2016-02-16 Tom de Vries <tom@codesourcery.com>
31645 * omp-low.c (simd_clone_create): Remove call to
31646 symtab->call_cgraph_insertion_hooks.
31648 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31650 PR tree-optimization/69802
31651 * tree-ssa-reassoc.c (update_range_test): If op is
31652 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
31653 op == 1 test of precision 1 integral op, otherwise handle
31654 that case as op itself. Fix up formatting.
31655 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
31658 2016-02-16 Richard Biener <rguenther@suse.de>
31660 PR tree-optimization/69586
31661 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
31662 types for conversion sources.
31664 2016-02-16 Richard Biener <rguenther@suse.de>
31666 PR middle-end/69801
31667 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
31668 mask OEP_ADDRESS_OF.
31670 2016-02-16 Alan Modra <amodra@gmail.com>
31673 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
31674 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
31675 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
31677 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
31678 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
31679 (p8_fmrgow_<mode>): Likewise.
31680 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
31682 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
31683 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
31684 to use movdi_internal64. Remove op0_di.
31685 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
31687 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
31689 Add support for the FCCMP insn types
31691 * config/aarch64/aarch64.md (fccmp): Change insn type.
31692 (fccmpe): Likewise.
31693 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
31694 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
31695 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
31696 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
31697 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
31698 * config/arm/types.md (fccmps): Add new insn type.
31699 (fccmpd): Likewise.
31701 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
31703 * alias.c (get_alias_set): Fix a typo in comment.
31705 2016-02-15 Richard Biener <rguenther@suse.de>
31707 PR tree-optimization/69595
31708 * match.pd: Complete range test simplification to true.
31710 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
31712 PR rtl-optimization/69648
31713 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
31714 pic_offset_table_rtx.
31716 PR rtl-optimization/69752
31717 * ira.c (update_equiv_regs): When looking for more than a single SET,
31718 also take other side effects into account.
31720 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31722 * config/s390/s390.c (s390_function_profiler): Add a new sequence
31723 for z900+ CPUs in 31-bit mode.
31725 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31727 * common/config/s390/s390-common.c (s390_supports_split_stack):
31729 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
31730 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
31731 * config/s390/s390.c (struct machine_function): New field
31732 split_stack_varargs_pointer.
31733 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
31734 in s390_emit_prologue.
31735 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
31737 (morestack_ref): New global.
31738 (SPLIT_STACK_AVAILABLE): New macro.
31739 (s390_expand_split_stack_prologue): New function.
31740 (s390_live_on_entry): New function.
31741 (s390_va_start): Use split-stack vararg pointer if appropriate.
31742 (s390_asm_file_end): Emit the split-stack note sections.
31743 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
31744 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
31745 (UNSPECV_SPLIT_STACK_CALL): New unspec.
31746 (UNSPECV_SPLIT_STACK_DATA): New unspec.
31747 (split_stack_prologue): New expand.
31748 (split_stack_space_check): New expand.
31749 (split_stack_data): New insn.
31750 (split_stack_call): New expand.
31751 (split_stack_call_*): New insn.
31752 (split_stack_cond_call): New expand.
31753 (split_stack_cond_call_*): New insn.
31755 2016-02-15 Richard Biener <rguenther@suse.de>
31757 PR tree-optimization/69783
31758 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31759 Add trivially correct cases.
31761 2016-02-15 Tom de Vries <tom@codesourcery.com>
31764 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
31766 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
31768 2016-02-15 Richard Biener <rguenther@suse.de>
31770 PR tree-optimization/69776
31771 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
31772 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
31773 indicate whether we can use TBAA to disambiguate against stores.
31774 Use alias-set zero if not.
31775 (visit_reference_op_store): Do not use TBAA when looking up
31777 * tree-ssa-pre.c (compute_avail): Use TBAA here.
31778 (eliminate_dom_walker::before_dom_children): But not when looking
31779 up redundant stores.
31781 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
31783 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
31785 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
31787 * config/i386/znver1.md
31788 (znver1_pop, znver1_pop_mem,
31789 znver1_load_imov_double_store,
31790 znver1_load_imov_direct_store,
31791 znver1_load_imov_direct_load,
31792 znver1_load_imov_double_load): Add new.
31793 (znver1_insn, znver1_insn_load): Add icmov type.
31794 (znver1_sseavx_fma,
31795 znver1_sseavx_fma_load,
31797 znver1_avx256_fma_load): Fix pipe usage.
31799 2016-02-14 Alan Modra <amodra@gmail.com>
31802 * reload.c (find_reloads_address_1): For pre/post-inc/dec
31803 with an invalid hard reg, reload just the reg not the entire
31804 pre/post-inc/dec address expression.
31806 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31809 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
31810 fixed R1_REG scratch reg.
31811 (sibcall_value_pcrel_fdpic): Likewise.
31813 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31817 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
31819 2016-02-12 Walter Lee <walt@tilera.com>
31821 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
31822 * config/tilegx/t-tilegx: Likewise.
31824 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31827 * diagnostic-show-locus.c (struct line_span): New struct.
31828 (layout::get_first_line): Delete.
31829 (layout::get_last_line): Delete.
31830 (layout::get_num_line_spans): New member function.
31831 (layout::get_line_span): Likewise.
31832 (layout::print_heading_for_line_span_index_p): Likewise.
31833 (layout::get_expanded_location): Likewise.
31834 (layout::calculate_line_spans): Likewise.
31835 (layout::m_first_line): Delete.
31836 (layout::m_last_line): Delete.
31837 (layout::m_line_spans): New field.
31838 (layout::layout): Update comment. Replace m_first_line and
31839 m_last_line with m_line_spans, replacing their initialization
31840 with a call to calculate_line_spans.
31841 (diagnostic_show_locus): When printing source lines and
31842 annotations, rather than looping over a single span
31843 of lines, instead loop over each line_span within
31844 the layout, with an inner loop over the lines within them.
31845 Call the context's start_span callback when changing line spans.
31846 * diagnostic.c (diagnostic_initialize): Initialize start_span.
31847 (diagnostic_build_prefix): Break out the building of the location
31848 part of the string into...
31849 (diagnostic_get_location_text): ...this new function, rewriting
31850 it from nested ternary expressions to a sequence of "if"
31852 (default_diagnostic_start_span_fn): New function.
31853 * diagnostic.h (diagnostic_start_span_fn): New typedef.
31854 (diagnostic_context::start_span): New field.
31855 (default_diagnostic_start_span_fn): New prototype.
31857 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31860 * gcc.c (driver::finalize): Fix cleanup of "specs".
31862 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31866 * gcc.c (driver::driver): Initialize m_option_suggestions.
31867 (driver::~driver): Clean up m_option_suggestions.
31868 (suggest_option): Convert to...
31869 (driver::suggest_option): ...this, and split out into
31870 driver::build_option_suggestions and find_closest_string.
31871 (driver::build_option_suggestions): New function, from
31872 first half of suggest_option. Special-case
31873 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
31874 the sanitizer_opts array. For options of enum types, add the
31875 various enum values to the candidate strings.
31876 (driver::handle_unrecognized_options): Remove "const".
31877 * gcc.h (driver::handle_unrecognized_options): Likewise.
31878 (driver::build_option_suggestions): New decl.
31879 (driver::suggest_option): New decl.
31880 (driver::m_option_suggestions): New field.
31881 * opts-common.c (add_misspelling_candidates): New function.
31882 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
31883 and make non-static.
31884 * opts.h (sanitizer_opts): New array decl.
31885 (add_misspelling_candidates): New function decl.
31886 * spellcheck.c (find_closest_string): New function.
31887 * spellcheck.h (find_closest_string): New function decl.
31889 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31891 PR rtl-optimization/69764
31892 PR rtl-optimization/69771
31893 * optabs.c (expand_binop_directly): For shift_optab_p, force
31894 convert_modes with VOIDmode if xop1 has VOIDmode.
31896 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
31899 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
31900 to correctly determine instrumentation thunks.
31902 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31905 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
31906 type by reference, force lhs on the call.
31909 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
31910 Compute retval and retbnd early in all cases if split_part_return_p
31911 and return_bb is not EXIT. Remove all clobber stmts and reset
31912 all debug stmts that refer to SSA_NAMEs defined in split part,
31913 except if it is retval, in that case replace the old retval with the
31914 lhs of the call to the split part.
31916 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31919 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31921 PR middle-end/66726
31922 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31923 whose result is used in PHI.
31924 (maybe_optimize_range_tests): Likewise.
31925 (final_range_test_p): Likweise.
31927 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31929 PR middle-end/66726
31930 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31931 whose result is used in PHI.
31932 (maybe_optimize_range_tests): Likewise.
31933 (final_range_test_p): Likweise.
31935 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31937 * cgraph.c: Spelling fixes - behaviour -> behavior and
31938 neighbour -> neighbor.
31939 * target.def: Likewise.
31940 * sel-sched.c: Likewise.
31941 * config/mips/mips.c: Likewise.
31942 * config/arc/arc.md: Likewise.
31943 * config/arm/cortex-a57.md: Likewise.
31944 * config/arm/arm.c: Likewise.
31945 * config/arm/neon.md: Likewise.
31946 * config/arm/arm-c.c: Likewise.
31947 * config/vms/vms-c.c: Likewise.
31948 * config/s390/s390.c: Likewise.
31949 * config/i386/znver1.md: Likewise.
31950 * config/i386/i386.c: Likewise.
31951 * config/ia64/hpux-unix2003.h: Likewise.
31952 * config/msp430/msp430.md: Likewise.
31953 * config/rx/rx.c: Likewise.
31954 * config/rx/rx.md: Likewise.
31955 * config/aarch64/aarch64-simd.md: Likewise.
31956 * config/aarch64/aarch64.c: Likewise.
31957 * config/nvptx/nvptx.c: Likewise.
31958 * config/bfin/bfin.c: Likewise.
31959 * config/cris/cris.opt: Likewise.
31960 * config/rs6000/rs6000.c: Likewise.
31961 * target.h: Likewise.
31962 * spellcheck.c: Likewise.
31963 * ira-build.c: Likewise.
31964 * tree-inline.c: Likewise.
31965 * builtins.c: Likewise.
31966 * lra-constraints.c: Likewise.
31967 * explow.c: Likewise.
31968 * hwint.h: Likewise.
31969 * targhooks.c: Likewise.
31970 * tree-vect-data-refs.c: Likewise.
31971 * expr.c: Likewise.
31972 * doc/tm.texi: Likewise.
31973 * doc/extend.texi: Likewise.
31974 * doc/install.texi: Likewise.
31975 * doc/md.texi: Likewise.
31976 * tree-ssa-tail-merge.c: Likewise.
31977 * sched-int.h: Likewise.
31978 * match.pd: Likewise.
31979 * sched-ebb.c: Likewise.
31980 * target.def (omit_struct_return_reg): Likewise.
31981 * gimple-ssa-isolate-paths.c: Likewise.
31982 (find_implicit_erroneous_behaviour): Renamed to...
31983 (find_implicit_erroneous_behavior): ... this.
31984 (find_explicit_erroneous_behaviour): Renamed to...
31985 (find_explicit_erroneous_behavior): ... this.
31986 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
31988 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
31990 PR rtl-optimization/64682
31991 PR rtl-optimization/69567
31992 PR rtl-optimization/69737
31993 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
31994 in I2 as well, just lose it.
31996 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31998 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
32000 (aarch64_last_printed_tune_string): Likewise.
32001 (aarch64_declare_function_name): Only output .arch assembler
32002 directive if it will be different from the previously output
32003 directive. Same for .tune comment but only if -dA is set.
32004 (aarch64_start_file): New function.
32005 (TARGET_ASM_FILE_START): Define.
32007 2016-02-11 David Malcolm <dmalcolm@redhat.com>
32010 * Makefile.in (PLUGIN_HEADERS): Add params.list.
32012 2016-02-11 Jakub Jelinek <jakub@redhat.com>
32015 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
32016 -Wmaybe-uninitialized warning.
32018 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
32021 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
32023 2016-02-11 Richard Biener <rguenther@suse.de>
32025 PR rtl-optimization/69291
32026 * ifcvt.c (noce_try_store_flag_constants): Do not allow
32027 subexpressions affected by changing the result.
32029 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
32032 * lra-constraints.c (curr_insn_transform): Find in/out operands
32033 for secondary memory moves. Update dups.
32035 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
32037 PR tree-optimization/69652
32038 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
32039 to nested loop, did source re-formatting, skip debug statements,
32040 add check on statement with volatile operand, remove dead scalar
32043 2016-02-10 Jakub Jelinek <jakub@redhat.com>
32044 Patrick Palka <ppalka@gcc.gnu.org>
32048 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
32049 calls if the return type is TREE_ADDRESSABLE.
32050 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
32051 * ipa-split.c (split_function): Fix doubled "we" in comment.
32052 Use void return type for the split part even if
32053 !split_point->split_part_set_retval.
32055 2016-02-10 Bin Cheng <bin.cheng@arm.com>
32057 PR tree-optimization/68021
32058 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
32059 when computing the value of biv cand by itself.
32061 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
32063 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
32064 (cortexa57_tunings): Likewise.
32065 (cortexa72_tunings): Likewise.
32066 (arch_macro_fusion_pair_p): Add support for AES fusion.
32067 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
32068 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
32069 Allow virtual registers before reload so early scheduling works.
32070 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
32071 correct latency and pipeline.
32072 (cortex_a57_crypto_complex): Likewise.
32073 (cortex_a57_crypto_xor): Likewise.
32074 (define_bypass): Add AES bypass.
32076 2016-02-10 Richard Biener <rguenther@suse.de>
32078 PR tree-optimization/69726
32079 * passes.def: Add DCE pass before late uninit.
32080 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
32081 really fixup if-conversions job.
32083 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
32085 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
32086 (arm_cortex_a57_tune): Likewise.
32087 (aarch_macro_fusion_pair_p): Add support for AES fusion.
32088 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
32090 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
32092 * timevar.def (TV_PHASE_DBGINFO): Delete.
32093 (TV_PHASE_CHECK_DBGINFO): Likewise.
32094 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
32096 2016-02-10 Richard Biener <rguenther@suse.de>
32098 PR tree-optimization/69719
32099 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32100 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
32102 2016-02-09 Andrew Pinski <apinski@cavium.com>
32105 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
32106 get_vcond_mask_icode returns false.
32108 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
32111 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
32112 an ADDIS that adds a pointer to a large constant that sets the
32113 upper16 bits with a load operation.
32115 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
32118 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
32120 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
32122 (vzipq_s16): Likewise.
32123 (vzipq_s32): Likewise.
32124 (vzipq_f32): Likewise.
32125 (vzipq_u8): Likewise.
32126 (vzipq_u16): Likewise.
32127 (vzipq_u32): Likewise.
32128 (vzipq_p8): Likewise.
32129 (vzipq_p16): Likewise.
32131 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
32134 * config/arm/arm.c (neon_endian_lane_map): New function.
32135 (neon_vector_pair_endian_lane_map): New function.
32136 (arm_evpc_neon_vuzp): Allow for big endian lane order.
32137 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
32139 (vuzpq_s16): Likewise.
32140 (vuzpq_s32): Likewise.
32141 (vuzpq_f32): Likewise.
32142 (vuzpq_u8): Likewise.
32143 (vuzpq_u16): Likewise.
32144 (vuzpq_u32): Likewise.
32145 (vuzpq_p8): Likewise.
32146 (vuzpq_p16): Likewise.
32148 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
32151 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
32154 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
32156 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
32157 truncate const_int operand 1 to QImode.
32159 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
32161 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
32162 corresponding to an abnormal edge.
32164 2016-02-09 Tom de Vries <tom@codesourcery.com>
32166 PR tree-optimization/69599
32167 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
32169 (find_func_aliases_for_builtin_call, find_func_clobbers)
32170 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
32173 2016-02-09 Richard Biener <rguenther@suse.de>
32175 PR tree-optimization/69715
32176 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
32177 LHS on calls as non-rewritable.
32179 2016-02-09 Tom de Vries <tom@codesourcery.com>
32182 * lto-wrapper.c (append_diag_options): New function.
32183 (compile_offload_image): Call append_diag_options.
32185 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
32188 * doc/extend.texi (Flag Output Operands): Correct sectioning.
32189 Minor copy-edit to fix verb tenses.
32191 2016-02-08 Jakub Jelinek <jakub@redhat.com>
32193 PR tree-optimization/69209
32194 * ipa-split.c (split_function): If split part is not
32195 returning retval, retval has gimple type but is not
32196 gimple value, force it into a SSA_NAME first.
32198 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
32200 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
32203 2016-02-08 Jason Merrill <jason@redhat.com>
32206 * convert.c (convert_to_integer_1): Check dofold on truncation
32208 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
32209 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
32210 Rename from *_nofold.
32211 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
32212 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
32214 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
32217 * tree.c (build_common_tree_nodes): Remove short_double argument.
32218 All callers changed.
32219 * tree.h (build_common_tree_nodes): Adjust declaration.
32220 * doc/invoke.texi (-fshort-double): Remove documentation.
32221 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
32222 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
32223 * lto-wrapper.c (merge_and_complain, append_compiler_options)
32224 (append_linker_options): Don't handle OPT_fshort_double.
32226 PR rtl-optimization/68730
32227 * lra-remat.c (insn_to_cand_activation): New static variable.
32228 (lra_remat): Allocate and free it.
32229 (create_cand): New arg activation. Initialize a field in
32230 insn_to_cand_activation if it is nonnull.
32231 (create_cands): Pass the activation insn to create_cand when making
32232 a candidate involving an output reload. Reorganize code a little.
32233 (do_remat): Keep track of active status of candidates in a separate
32236 2016-02-08 Richard Biener <rguenther@suse.de>
32238 PR tree-optimization/69719
32239 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32240 Properly use absolute of the difference of the two offsets to
32241 compare or adjust the segment length.
32243 2016-02-08 Richard Biener <rguenther@suse.de>
32244 Jeff Law <law@redhat.com>
32247 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
32248 types for anonymous SSA names.
32250 2016-02-08 Richard Biener <rguenther@suse.de>
32252 PR rtl-optimization/69274
32253 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
32255 2016-02-08 Jeff Law <law@redhat.com>
32257 PR tree-optimization/65917
32258 * tree-ssa-dom.c (record_temporary_equivalences): Record both
32259 equivalences from if (x == y) style conditionals.
32260 (loop_depth_of_name): Remove.
32261 (record_equality): Remove loop depth check.
32262 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
32263 (const_and_copies::record_const_or_copy_raw): New member function.
32264 * tree-ssa-scopedtables.c
32265 (const_and_copies::record_const_or_copy_raw): New, factored out of
32266 (const_and_copies::record_const_or_copy): Call new member function.
32268 2016-02-05 Jeff Law <law@redhat.com>
32270 PR tree-optimization/68541
32271 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
32272 (count_stmts_in_block): New function.
32273 (poor_ifcvt_candidate_code): Likewise.
32274 (is_feasible_trace): Add some heuristics to determine when path
32275 splitting is profitable.
32276 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
32277 is a diamond with a single exit.
32279 2016-02-05 Martin Sebor <msebor@redhat.com>
32282 * doc/invoke.texi: Update -Wplacement-new to take an optional
32285 2016-02-06 Richard Henderson <rth@redhat.com>
32288 * tree.c (tree_nop_conversion_p): Do not strip casts into or
32289 out of non-standard address spaces.
32291 2016-02-05 Jakub Jelinek <jakub@redhat.com>
32293 PR rtl-optimization/69691
32294 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
32296 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
32298 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
32299 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
32300 (*ieee128_mfvsrd_64bit): Likewise.
32301 (*ieee128_mfvsrd_32bit): Likewise.
32303 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
32307 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32309 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32310 instrumented_version.
32312 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
32314 * doc/invoke.texi (Optimize Options): In table of --param options
32315 rename second occurrence of tracer-min-branch-ratio to
32316 tracer-min-branch-probability, rename
32317 tracer-min-branch-ratio-feedback to
32318 tracer-min-branch-probability-feedback and clarify description,
32319 rename sched-spec-state-edge-prob-cutoff to
32320 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
32321 to selsched-insns-to-rename, rename lto-minpartition to
32322 lto-min-partition, delete reorder-blocks-duplicate and
32323 reorder-blocks-duplicate-feedback.
32325 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32327 * config/s390/s390.c (s390_register_info_set_ranges): Remove
32330 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
32332 * doc/extend.texi: S/390: Correct some typos.
32334 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32336 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
32338 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32341 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
32342 (s390_register_info_gprtofpr): Use new macros above.
32343 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
32345 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
32346 its name. Adjust restore and save gpr ranges.
32347 (s390_register_info_set_ranges): New function.
32348 (s390_register_info): Use new macros above. Call
32349 s390_register_info_set_ranges.
32350 (s390_optimize_register_info): Likewise.
32351 (s390_hard_regno_rename_ok): Use new macros.
32352 (s390_hard_regno_scratch_ok): Likewise.
32353 (s390_emit_epilogue): Likewise.
32354 (s390_can_use_return_insn): Likewise.
32355 (s390_optimize_prologue): Likewise.
32356 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
32358 2016-02-05 Jakub Jelinek <jakub@redhat.com>
32361 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
32363 (ix86_option_override_internal): Disable TARGET_STV even for
32364 -m{incoming,preferred}-stack-boundary=3.
32366 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
32368 * config.gcc: Mark deprecated rtems targets as obsolete.
32370 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
32372 PR rtl-optimization/64682
32373 PR rtl-optimization/69567
32374 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
32375 before I2 only if the register is both used and set in I2.
32377 2016-02-04 DJ Delorie <dj@redhat.com>
32379 * config/msp430/msp430.c (msp430_start_function): Add function type.
32381 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32384 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
32386 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
32388 PR rtl-optimization/69577
32390 2015-10-29 Richard Henderson <rth@redhat.com>
32394 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
32395 sse check to the exact conditions of PR 67609.
32397 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
32400 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
32401 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
32402 not allowed into the traditional Altivec registers.
32403 (movtd_64bit_nodm): Likewise.
32404 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
32406 2016-02-04 David Malcolm <dmalcolm@redhat.com>
32408 * config/aarch64/cortex-a57-fma-steering.c
32409 (aarch64_register_fma_steering): Remove "static" from arguments
32412 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
32415 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
32416 twice when complex.
32418 2016-02-04 Mike Frysinger <vapier@gentoo.org>
32420 * doc/invoke.texi: Delete -mno-fma4.
32422 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
32424 PR rtl-optimization/69577
32425 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
32426 (find_subregs_of_mode): Update accordingly. Iterate over partial
32429 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
32431 * config/arm/arm-protos.h (neon_reinterpret): Remove.
32432 * config/arm/arm.c (neon_reinterpret): Remove.
32433 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
32434 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
32435 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
32436 vreinterpretti): Remove.
32437 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
32438 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
32439 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
32440 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
32441 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
32442 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
32443 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
32444 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
32445 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
32446 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
32447 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
32448 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
32449 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
32450 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
32451 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
32452 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
32453 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
32454 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
32455 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
32456 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
32457 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
32458 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
32459 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
32460 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
32461 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
32462 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
32463 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
32464 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
32465 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
32466 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
32467 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
32468 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
32469 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
32470 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
32471 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
32472 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
32473 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
32474 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
32475 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
32476 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
32477 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
32478 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
32479 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
32480 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
32481 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
32482 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
32483 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
32484 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
32485 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
32486 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
32487 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
32488 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
32489 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
32490 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
32491 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
32492 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
32493 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
32494 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
32495 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
32496 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
32497 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
32498 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
32499 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
32500 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
32501 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
32502 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
32503 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
32504 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
32505 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
32506 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
32507 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
32508 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
32509 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
32510 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
32511 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
32512 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
32513 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
32514 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
32515 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
32516 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
32517 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
32518 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
32519 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
32520 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
32521 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
32522 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
32523 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
32524 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
32525 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
32526 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
32527 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
32528 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
32529 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
32530 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
32531 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
32532 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
32533 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
32534 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
32535 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
32536 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
32537 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
32538 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
32539 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
32541 2016-02-04 Martin Liska <mliska@suse.cz>
32544 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
32545 that are gimple_store_p.
32546 (maybe_instrument_call): Likewise.
32548 2016-02-04 Bin Cheng <bin.cheng@arm.com>
32550 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
32551 register scaling out of memory reference and comment why.
32553 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32557 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
32558 folding the source of a SET.
32560 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32564 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
32565 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
32567 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
32571 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
32574 2016-02-04 Christian Bruel <christian.bruel@st.com>
32576 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
32577 * config/arm/arm.c (arm_set_current_function): Likewise.
32579 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32580 Ilya Enkovich <enkovich.gnu@gmail.com>
32581 H.J. Lu <hongjiu.lu@intel.com>
32584 * config/i386/i386.c (convert_scalars_to_vector): Remove
32585 stack alignment fixes.
32586 (ix86_option_override_internal): Disable TARGET_STV if stack
32587 might not be aligned enough.
32588 (ix86_minimum_alignment): Assert that TARGET_STV is false.
32590 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
32592 * config/i386/x86-tune.def: Disable default prefetching
32595 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
32596 Vladimir Makarov <vmakarov@redhat.com>
32599 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
32600 in validating fused toc addresses.
32602 2016-02-03 Jakub Jelinek <jakub@redhat.com>
32605 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
32606 range->m_caret fields if range->m_show_caret_p is false.
32609 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
32610 Force oldval into register if it does not satisfy reg_or_short_operand
32611 predicate. Fix up formatting.
32613 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
32614 Alexandre Oliva <aoliva@redhat.com>
32617 * lra-constraints.c (simplify_operand_subreg): Check additionally
32618 address validity after potential reloading.
32619 (process_address_1): Check insns validity. In case of failure do
32622 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
32625 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
32628 2016-02-02 Jakub Jelinek <jakub@redhat.com>
32630 * wide-int.cc (canonize_uhwi): New function.
32631 (wi::divmod_internal): Use it.
32633 2016-02-02 James Norris <jnorris@codesourcery.com>
32635 * gimplify.c (omp_notice_variable): Add usage check.
32637 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
32639 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
32640 like LE, GE, LT, GT when emitting relational operator.
32642 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32644 * ira-costs.c (find_costs_and_classes): Add extra argument.
32645 * target.def (ira_change_pseudo_allocno_class): Add parameter.
32646 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
32647 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
32648 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
32649 Add best_class parameter, and return it if not ALL_REGS.
32650 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
32652 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
32653 Update target hook.
32655 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32657 * config/aarch64/aarch64.c
32658 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
32659 (aarch64_ira_change_pseudo_allocno_class): New function.
32661 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
32664 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
32666 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
32668 * config/avr/avr.c (avr_option_override): Set
32669 PARAM_ALLOW_STORE_DATA_RACES to 1.
32671 2016-02-02 Richard Biener <rguenther@suse.de>
32673 PR tree-optimization/69595
32674 * match.pd: Add range test simplifications to true/false.
32676 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
32678 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
32679 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
32682 2016-02-02 Richard Biener <rguenther@suse.de>
32684 PR tree-optimization/69606
32685 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
32686 info on the result before moving a stmt.
32688 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
32690 PR middle-end/68542
32691 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
32692 branch with vector comparison.
32693 * config/i386/sse.md (VI48_AVX): New mode iterator.
32694 (define_expand "cbranch<mode>4): Add support for conditional branch
32695 with vector comparison.
32696 * tree-vect-loop.c (optimize_mask_stores): New function.
32697 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
32698 has_mask_store field of vect_info.
32699 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
32700 vectorized loops having masked stores after vec_info destroy.
32701 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
32702 correspondent macros.
32703 (optimize_mask_stores): Add prototype.
32705 2016-02-02 Alan Modra <amodra@gmail.com>
32708 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
32711 2016-02-02 Alan Modra <amodra@gmail.com>
32714 * config/rs6000/rs6000.c (need_toc_init): New var, set it
32715 whenever toc_label_name used.
32716 (rs6000_file_start): Don't set up toc section here,
32717 (rs6000_output_function_epilogue): do so here instead,
32718 (rs6000_xcoff_file_start): and here.
32719 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
32720 (load_toc_aix_di): Likewise.
32722 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32724 PR rtl-optimization/69592
32725 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
32726 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
32727 (num_sign_bit_copies_binary_arith_p): New inline function.
32728 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
32730 2016-02-01 Jeff Law <law@redhat.com>
32732 PR tree-optimization/69580
32733 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
32734 * tree-ssa-threadbackward.c
32735 (fsm_find_control_statement_thread_paths): Do not try to walk
32736 through large PHI nodes.
32738 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32740 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
32741 when count is incremented above limit, don't analyze further
32744 * omp-low.c (oacc_parse_default_dims): Avoid
32745 -Wsign-compare warning, make sure value fits into int
32746 rather than just unsigned int.
32748 2016-02-01 Bin Cheng <bin.cheng@arm.com>
32750 PR tree-optimization/67921
32751 * fold-const.c (split_tree): New parameters. Convert pointer
32752 type variable part to proper type before negating.
32753 (fold_binary_loc): Pass new arguments to split_tree.
32755 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
32757 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
32758 (nvptx_goacc_validate_dims): Extend to handle global defaults.
32759 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
32760 * doc/tm.texti: Rebuilt.
32761 * doc/invoke.texi (fopenacc-dim): Document.
32762 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
32763 (append_compiler_options): Likewise.
32764 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
32765 (oacc_parse_default_dims): New.
32766 (oacc_validate_dims): Add USED arg. Select non-unity default when
32768 (oacc_loop_fixed_partitions): Return mask of used partitions.
32769 (oacc_loop_auto_partitions): Emit dump info.
32770 (oacc_loop_partition): Return mask of used partitions.
32771 (execute_oacc_device_lower): Parse default dimension arg. Adjust
32772 loop partitioning and validation calls.
32774 2016-02-01 Richard Biener <rguenther@suse.de>
32776 PR middle-end/69556
32777 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
32779 2016-02-01 Richard Biener <rguenther@suse.de>
32781 PR tree-optimization/69574
32782 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
32783 of asserting return chrec_dont_know.
32785 2016-02-01 Martin Liska <mliska@suse.cz>
32787 * mem-stats-traits.h: Add copyright header.
32788 * mem-stats.h: Likewise.
32790 2016-02-01 Richard Biener <rguenther@suse.de>
32792 PR tree-optimization/69579
32793 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
32794 Do not propagate through abnormal PHI results.
32796 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
32798 * postreload.c (reload_cse_simplify): Remove dead code.
32800 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32802 PR rtl-optimization/69570
32803 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
32804 if there is more than one set, not if there is a single set.
32806 2016-02-01 Richard Henderson <rth@redhat.com>
32809 * combine.c (make_compound_operation): When looking through a
32810 subreg, make sure to re-extend to the width of the outer mode.
32812 2016-01-30 Jakub Jelinek <jakub@redhat.com>
32814 PR tree-optimization/69546
32815 * wide-int.cc (wi::divmod_internal): For unsigned division
32816 where both operands fit into uhwi, if o1 is 1 and o0 has
32817 msb set, if divident_prec is larger than bits per hwi,
32818 clear another quotient word and return 2 instead of 1.
32819 Similarly for remainder with msb in HWI set, if dividend_prec
32820 is larger than bits per hwi.
32822 2016-01-29 Martin Jambor <mjambor@suse.cz>
32824 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
32825 Use short lowercase names.
32826 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
32827 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
32828 acq_rel one. Protect warning agains segfaults if
32829 get_memory_order_name returns NULL.
32830 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
32831 with release semantics. Do not warn if get_memory_order already did.
32832 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
32833 semantics. Fix check for relaxed or acquire semantics. Do not warn
32834 if get_memory_order already did.
32836 2016-01-29 Sebastian Pop <s.pop@samsung.com>
32838 * doc/install.texi: Document that isl-0.16 is supported.
32840 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
32843 * config/i386/constraints.md (Bm): Describe as special memory
32845 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
32846 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32847 * genpreds.c (struct constraint_data): Add is_special_memory.
32848 (have_special_memory_constraints, special_memory_start): New
32850 (special_memory_end): Ditto.
32851 (add_constraint): Add new arg is_special_memory. Add code to
32852 process its true value. Update have_special_memory_constraints.
32853 (process_define_constraint): Pass the new arg.
32854 (process_define_register_constraint): Ditto.
32855 (choose_enum_order): Process special memory.
32856 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
32857 function insn_extra_special_memory_constraint.
32858 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32859 * gensupport.c (process_rtx): Process
32860 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32861 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
32862 * ira-lives.c (single_reg_class): Use
32863 insn_extra_special_memory_constraint.
32864 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
32865 * lra-constraints.c (process_alt_operands): Ditto.
32866 (curr_insn_transform): Use insn_extra_special_memory_constraint.
32867 * recog.c (asm_operand_ok, preprocess_constraints): Process
32869 * reload.c (find_reloads): Ditto.
32870 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
32871 * stmt.c (parse_input_constraint): Use
32872 insn_extra_special_memory_constraint.
32874 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32877 * lra-splill.c (lra_final_code_change): Revert r229087 by
32878 removing all sub-registers.
32880 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
32883 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
32885 2016-01-29 Jakub Jelinek <jakub@redhat.com>
32888 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
32889 SSE1, copy target into the temporary reg first before recursing
32892 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32894 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
32897 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32899 * ginclude/stdarg.h: Test __cplusplus instead of
32900 __GXX_EXPERIMENTAL_CXX0X__.
32902 2016-01-29 Richard Biener <rguenther@suse.de>
32904 PR tree-optimization/69547
32905 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
32906 Do not mark clobbers necessary.
32907 (mark_all_reaching_defs_necessary_1): Likewise.
32909 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32911 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
32912 declaration name with %qs and print it in both error messages.
32913 Also fix indentation.
32915 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32918 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
32919 trailing blank line from error message.
32921 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32924 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
32927 2016-01-29 Richard Biener <rguenther@suse.de>
32929 PR middle-end/69537
32930 * match.pd: Allow all integral types when simplifying a
32931 widening or sign-changing conversion.
32933 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32935 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
32936 back to setting codegen_error to fail codegen.
32938 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
32941 * config/i386/constraints.md (C): Only accept constant zero operand.
32942 (BC): New constraint.
32943 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
32944 instead of C constraint.
32945 * doc/md.texi (Machine Constraints): Update description
32948 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
32951 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
32953 2016-01-28 Jakub Jelinek <jakub@redhat.com>
32955 PR middle-end/69542
32956 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
32959 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
32961 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
32962 branches if using guessed profile.
32964 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
32966 * graphite-optimize-isl.c (optimize_isl): Fix dump.
32968 2016-01-28 Richard Henderson <rth@redhat.com>
32971 * config/aarch64/aarch64-modes.def (CC_Cmode): New
32972 * config/aarch64/aarch64-protos.h: Update.
32973 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
32974 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
32975 (aarch64_get_condition_code_1): Handle CC_Cmode.
32976 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
32977 (*add<mode>3_compareC_cconly_imm): New.
32978 (*add<mode>3_compareC_cconly): New.
32979 (*add<mode>3_compareC_imm): New.
32980 (add<mode>3_compareC): New.
32981 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
32982 to be first. Use aarch64_carry_operation.
32983 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
32984 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
32985 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
32986 (subti3): Use subdi3_compare1.
32987 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
32988 (sub<mode>3_compare1): New.
32989 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
32990 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
32991 (*subsi3_carryin_uxtw): Likewise.
32992 (*ngc<mode>, *ngcsi_uxtw): Likewise.
32993 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
32994 * config/aarch64/iterators.md (DWI): New.
32995 * config/aarch64/predicates.md (aarch64_carry_operation): New.
32996 (aarch64_borrow_operation): New.
32998 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
33000 * graphite-optimize-isl.c (optimize_isl): Print a different debug
33001 message when isl does not return a valid schedule.
33003 2016-01-28 Sebastian Pop <s.pop@samsung.com>
33005 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
33006 Remove comments from class declarations: they are already in the code
33009 2016-01-28 Sebastian Pop <s.pop@samsung.com>
33011 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
33013 (ternary_op_to_tree): Same.
33014 (unary_op_to_tree): Same.
33015 (nary_op_to_tree): Same.
33016 (gcc_expression_from_isl_expr_op): Same.
33017 (gcc_expression_from_isl_expression): Same.
33018 (graphite_create_new_loop): Same.
33019 (graphite_create_new_loop_guard): Same.
33020 (build_iv_mapping): Same.
33021 (graphite_create_new_guard): Same.
33022 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
33023 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
33025 2016-01-28 Sebastian Pop <s.pop@samsung.com>
33027 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
33028 instead of setting codegen_error to fail codegen.
33030 2016-01-28 Jason Merrill <jason@redhat.com>
33032 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
33034 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
33036 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
33037 Remove CONST_INT_P check in CCMP cost calculation.
33039 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
33041 * config/aarch64/aarch64.c (generic_vector_cost):
33042 Set vec_permute_cost.
33043 (cortexa57_vector_cost): Likewise.
33044 (exynosm1_vector_cost): Likewise.
33045 (xgene1_vector_cost): Likewise.
33046 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
33047 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
33048 Add vec_permute_cost entry.
33050 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
33052 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
33054 (add<mode>3_compare0): Likewise.
33055 (addsi3_compare0_uxtw): Likewise.
33056 (add<mode>3nr_compare0): Likewise.
33057 (compare_neg<mode>): Likewise.
33058 (<optab><mode>3): Likewise.
33060 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
33062 * tree-vect-stmts.c (vectorizable_comparison): Add
33063 NULL check for vectype.
33065 2016-01-28 Richard Biener <rguenther@suse.de>
33067 PR tree-optimization/69466
33068 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
33069 Account for PHIs we couldn't duplicate.
33071 2016-01-28 Martin Liska <mliska@suse.cz>
33074 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
33075 instead of ENABLE_VALGRIND_CHECKING.
33077 2016-01-27 Richard Henderson <rth@redhat.com>
33080 * lra-remat.c (subreg_regs): New.
33081 (dump_candidates_and_remat_bb_data): Dump it.
33082 (operand_to_remat): Reject if operand in subreg_regs.
33083 (set_bb_regs): Collect subreg_regs.
33084 (lra_remat): Init and free subreg_regs. Compute
33085 calculate_local_reg_remat_bb_data before create_cands.
33087 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
33090 * config/i386/i386.c (ix86_update_stack_boundary): Don't
33091 change stack_alignment_needed for __tls_get_addr call.
33093 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
33095 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
33097 2016-01-27 Jeff Law <law@redhat.com>
33099 PR tree-optimization/68398
33100 PR tree-optimization/69196
33101 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
33102 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
33103 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
33104 Only count PHIs in the last block in the path. The others will
33105 const/copy propagate away. Add heuristic to allow more irreducible
33106 subloops to be created when it is likely profitable to do so.
33108 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
33109 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
33110 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
33112 2016-01-27 Jakub Jelinek <jakub@redhat.com>
33115 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
33116 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
33117 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
33118 * tree-streamer-in.c: Include asan.h.
33119 (streamer_get_builtin_tree): For builtins in sanitizer
33120 range call initialize_sanitizer_builtins and retry.
33122 2016-01-27 Ian Lance Taylor <iant@google.com>
33124 * common.opt (fkeep-gc-roots-live): New undocumented option.
33125 * tree-ssa-loop-ivopts.c (add_candidate_1): If
33126 -fkeep-gc-roots-live, skip pointers.
33127 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
33130 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
33133 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
33134 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
33136 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
33139 * configure.ac: NetBSD provides SSP in its C library.
33140 * configure: Updated.
33142 2016-01-27 Richard Biener <rguenther@suse.de>
33144 PR tree-optimization/69166
33145 * tree-vect-loop.c (vect_is_simple_reduction): Always check
33146 reduction code for commutativity / associativity.
33148 2016-01-27 Martin Jambor <mjambor@suse.cz>
33150 PR tree-optimization/69355
33151 * tree-sra.c (analyze_access_subtree): Correct hole detection when
33152 total_scalarization fails.
33154 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
33156 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
33159 2016-01-27 Christian Bruel <christian.bruel@st.com>
33162 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
33163 Move arm_reset_previous_fndecl and set_target_option_current_node in
33164 the conditional part. Call save_restore_target_globals.
33165 * config/arm/arm.c (arm_set_current_function):
33166 Refactor to better support #pragma target and attribute mix.
33167 Call save_restore_target_globals.
33168 * config/arm/arm-protos.h (save_restore_target_globals): New function.
33170 2016-01-27 Martin Liska <mliska@suse.cz>
33172 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
33173 reference for an HSA kernel and its host function.
33175 2016-01-27 Jakub Jelinek <jakub@redhat.com>
33177 PR tree-optimization/69399
33178 * wide-int.h (wi::lrshift): For larger precisions, only
33179 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
33181 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
33183 * config/arc/predicates.md (proper_comparison_operator): Reject
33184 constant-constant comparison.
33186 2016-01-26 Tom de Vries <tom@codesourcery.com>
33188 PR tree-optimization/69110
33189 * tree-data-ref.c (initialize_data_dependence_relation): Handle
33190 DR_NUM_DIMENSIONS == 0.
33192 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
33193 Sebastian Pop <s.pop@samsung.com>
33195 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
33196 isl_ast_op_cond and isl_ast_op_select.
33197 (gcc_expression_from_isl_expr_op): Same.
33199 2016-01-26 Jason Merrill <jason@redhat.com>
33202 * tree.c (recompute_constructor_flags): Split out from
33204 (verify_constructor_flags): New.
33205 * tree.h: Declare them.
33207 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
33209 PR rtl-optimization/69217
33210 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
33211 are no TYPE_FIELDS set for the record type.
33213 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33216 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
33217 toc_label_name unconditionally.
33218 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
33219 SYMBOL_REF string. Use toc_label_name instead of constructing
33221 (rs6000_elf_declare_function_name): Use toc_label_name instead of
33222 constructing LCTOC1.
33224 2016-01-26 Martin Sebor <msebor@redhat.com>
33227 * doc/extend.texi (Common Type Attributes): Move text that talks about
33228 attribute packed from attribute aligned to the section discussing
33229 the former attribute for clarity.
33231 2016-01-26 Richard Henderson <rth@redhat.com>
33233 PR middle-end/60908
33234 * trans-mem.c (tm_region_init): Mark entry block as visited.
33236 2016-01-26 David Malcolm <dmalcolm@redhat.com>
33239 * diagnostic-show-locus.c (layout::print_source_line): Replace
33240 call to pp_newline with call to layout::print_newline.
33241 (layout::print_annotation_line): Likewise.
33242 (layout::move_to_column): Likewise.
33243 (layout::print_any_fixits): After printing any fixits, print a
33244 trailing newline, if necessary.
33245 (layout::print_newline): New method, resetting any colorization
33247 (diagnostic_show_locus): Move the pp_newline to before the
33248 early bailout. Remove dummy block enclosing the layout instance.
33249 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
33250 of pp_newline_and_flush with pp_flush.
33251 (diagnostic_append_note): Delete use of pp_newline.
33252 (diagnostic_append_note_at_rich_loc): Delete.
33253 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
33254 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
33255 when newline characters are added to the buffer.
33257 2016-01-26 Michael Matz <matz@suse.de>
33259 * configure.ac (ac_cv_std_swap_in_utility): New test.
33260 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
33261 * configure: Regenerate.
33262 * config.in: Regenerate.
33264 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
33266 * config/arc/arc.md (cstoresi4): Force operand into register.
33267 (arcset<code>): Fix predicate.
33268 (arcsetltu): Likewise.
33269 (arcsetgeu): Likewise.
33270 (arcsethi): Likewise.
33271 (arcsetls): Likewise.
33273 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33275 PR tree-optimization/69483
33276 * gimple-fold.c (canonicalize_constructor_val): Return NULL
33277 if base has error_mark_node type.
33279 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
33282 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
33283 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
33285 (vget_lane_f16): Handle big-endian.
33286 (vgetq_lane_f16): Likewise.
33287 (vset_lane_f16): Likewise.
33288 (vsetq_lane_f16): Likewise.
33289 * config/arm/iterators.md (VQXMOV): Add V8HF.
33290 (VDQ): Add V4HF and V8HF.
33291 (V_reg): Handle V4HF and V8HF.
33292 (Is_float_mode): Likewise.
33293 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
33294 neon_vdup_nv8hf): New patterns.
33295 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
33296 Use VD_LANE iterator.
33297 (neon_vld1_dup<mode>): Use VQ2 iterator.
33299 2016-01-26 Nathan Sidwell <nathan@acm.org>
33301 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
33302 (set_oacc_fn_attrib): Add IS_KERNEL arg.
33303 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
33304 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
33305 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
33306 (oacc_validate_dims): Add LEVEL arg, don't return level.
33307 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
33308 oacc_validate_dims.
33309 (execute_oacc_device_lower): Adjust, add more dump output.
33310 * tree-ssa-loop.c (gate_oacc_kernels): Use
33311 oacc_fn_attrib_kernels_p.
33312 * tree-parloops.c (create_parallel_loop): Adjust
33313 set_oacc_fn_attrib call.
33315 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33318 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
33319 (append_compiler_options): Handle -fcilkplus.
33320 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
33322 2016-01-26 Nick Clifton <nickc@redhat.com>
33325 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
33326 been marked as DECL_ONE_ONLY but we do not the means to make it
33327 so, then do not allow it to bind locally.
33329 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33332 * opts.h (parse_sanitizer_options): New prototype.
33333 * opts.c (sanitizer_opts): New array.
33334 (parse_sanitizer_options): New function.
33335 (common_handle_option): Use parse_sanitizer_options.
33337 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
33340 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
33341 alignment adjustment to ...
33342 (ix86_update_stack_boundary): Here. Don't over-align stack for
33344 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
33345 if __tls_get_addr is called.
33347 2016-01-26 Christian Bruel <christian.bruel@st.com>
33349 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
33351 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
33353 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
33355 2016-01-26 Richard Biener <rguenther@suse.de>
33357 PR middle-end/69467
33358 * match.pd: Guard X * CST CMP 0 pattern with single_use.
33360 2016-01-26 Richard Biener <rguenther@suse.de>
33362 PR tree-optimization/69452
33363 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
33364 (move_computations_dom_walker::before_dom_children): Rename
33366 (move_computations_worker): This.
33367 (move_computations): Perform an RPO rather than a DOM walk.
33369 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33372 * combine.c (combine_instructions): For REG_EQUAL note with
33373 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
33374 to the underlying register.
33375 * doc/rtl.texi (REG_EQUAL): Document the behavior of
33376 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
33378 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
33381 * config/aarch64/aarch64-builtins.c
33382 (aarch64_init_simd_builtin_types): Do not set structural
33383 equality to __Poly{8,16,64,128}_t types.
33385 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
33387 PR tree-optimization/69400
33388 * wide-int.cc (wi_pack): Take the precision as argument and
33389 perform canonicalization here rather than in the callers.
33390 Use the main loop to handle all full-width HWIs. Add a
33391 zero HWI if in_len isn't a full result.
33392 (wi::divmod_internal): Update accordingly.
33393 (wi::mul_internal): Likewise. Simplify.
33395 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
33396 Sebastian Pop <s.pop@samsung.com>
33398 * graphite-poly.c (apply_poly_transforms): Simplify.
33399 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
33400 (print_isl_map): Same.
33401 (print_isl_union_map): Same.
33402 (print_isl_schedule): New.
33403 (debug_isl_schedule): New.
33404 * graphite-dependences.c (scop_get_reads): Do not call
33405 isl_union_map_add_map that is undocumented isl functionality.
33406 (scop_get_must_writes): Same.
33407 (scop_get_may_writes): Same.
33408 (scop_get_original_schedule): Remove.
33409 (scop_get_dependences): Do not call isl_union_map_compute_flow that
33410 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
33411 (compute_deps): Remove.
33412 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
33413 (debug_schedule_ast): New.
33414 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
33415 set_separate_option.
33416 (graphite_regenerate_ast_isl): Add dump.
33417 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
33418 from scop->transformed_schedule.
33419 (graphite_regenerate_ast_isl): Add more dump.
33420 * graphite-optimize-isl.c (optimize_isl): Set
33421 scop->transformed_schedule. Check whether schedules are equal.
33422 (apply_poly_transforms): Move here.
33423 * graphite-poly.c (apply_poly_transforms): ... from here.
33424 (free_poly_bb): Static.
33425 (free_scop): Static.
33426 (pbb_number_of_iterations_at_time): Remove.
33427 (print_isl_ast): New.
33428 (debug_isl_ast): New.
33429 (debug_scop_pbb): New.
33430 * graphite-scop-detection.c (print_edge): Move.
33431 (print_sese): Move.
33432 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
33433 (build_scop_scattering): Remove.
33434 (create_pw_aff_from_tree): Assert instead of bailing out.
33435 (add_condition_to_pbb): Remove unused code, do not fail.
33436 (add_conditions_to_domain): Same.
33437 (add_conditions_to_constraints): Remove.
33438 (build_scop_context): New.
33439 (add_iter_domain_dimension): New.
33440 (build_iteration_domains): Initialize pbb->iterators.
33441 Call add_conditions_to_domain.
33444 (index_outermost_in_loop): New.
33445 (index_pbb_in_loop): New.
33446 (outermost_pbb_in): New.
33447 (add_in_sequence): New.
33448 (add_outer_projection): New.
33449 (outer_projection_mupa): New.
33450 (add_loop_schedule): New.
33451 (build_schedule_pbb): New.
33452 (build_schedule_loop): New.
33453 (embed_in_surrounding_loops): New.
33454 (build_schedule_loop_nest): New.
33455 (build_original_schedule): New.
33456 (build_poly_scop): Call build_original_schedule.
33457 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
33458 (free_poly_dr): Remove.
33459 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
33460 (free_poly_bb): Remove.
33461 (debug_loop_vec): Remove.
33462 (print_isl_ast): Declare.
33463 (debug_isl_ast): Declare.
33464 (scop_do_interchange): Remove.
33465 (scop_do_strip_mine): Remove.
33466 (scop_do_block): Remove.
33467 (flatten_all_loops): Remove.
33468 (optimize_isl): Remove.
33469 (pbb_number_of_iterations_at_time): Remove.
33470 (debug_scop_pbb): Declare.
33471 (print_schedule_ast): Declare.
33472 (debug_schedule_ast): Declare.
33473 (struct scop): Remove schedule. Add original_schedule,
33474 transformed_schedule.
33475 (free_gimple_poly_bb): Remove.
33476 (print_generated_program): Remove.
33477 (debug_generated_program): Remove.
33478 (unify_scattering_dimensions): Remove.
33479 * sese.c (print_edge): ... here.
33480 (print_sese): ... here.
33481 (debug_edge): ... here.
33482 (debug_sese): ... here.
33483 * sese.h (print_edge): Declare.
33484 (print_sese): Declare.
33485 (dump_edge): Declare.
33486 (dump_sese): Declare.
33488 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
33489 Sebastian Pop <s.pop@samsung.com>
33491 * Makefile.in: Set ISLVER in site.exp.
33493 2016-01-25 Jakub Jelinek <jakub@redhat.com>
33495 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
33496 DECL_VALUE_EXPR of new_var even for the non-array case. Look
33497 through DECL_VALUE_EXPR for expansion.
33499 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
33501 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
33502 the frame info after reload completed.
33504 2016-01-25 Jeff Law <law@redhat.com>
33506 PR tree-optimization/69196
33507 PR tree-optimization/68398
33508 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
33509 tree-ssa-threadupdate.c.
33510 (determine_bb_domination_status): Prototype
33511 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
33512 (determine_bb_domination_status): No longer static.
33513 (valid_jump_thread_path): Remove code to detect characteristics
33514 of the jump thread path not associated with correctness.
33515 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
33516 Correct test for thread path length. Count PHIs for real operands as
33517 statements that need to be copied. Do not count ASSERT_EXPRs.
33518 Look at all the blocks in the thread path. Compute and selectively
33519 filter thread paths based on threading through the latch, threading
33520 a multiway branch or crossing a multiway branch.
33522 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33524 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
33525 decl with __attribute__ ((unused)) annotation.
33527 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
33530 * tree-vect-stmts.c (vectorizable_condition): Check vectype
33531 of operands is compatible with a statement vectype.
33533 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
33535 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
33536 improve wording for mixed storage order support.
33538 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
33540 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
33541 (vcvt_u64_f64): Likewise.
33542 (vcvta_s64_f64): Likewise.
33543 (vcvta_u64_f64): Likewise.
33544 (vcvtm_s64_f64): Likewise.
33545 (vcvtm_u64_f64): Likewise.
33546 (vcvtn_s64_f64): Likewise.
33547 (vcvtn_u64_f64): Likewise.
33548 (vcvtp_s64_f64): Likewise.
33549 (vcvtp_u64_f64): Likewise.
33551 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
33553 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
33554 (arc_init): Check validity mll64 option.
33555 (arc_save_restore): Use double load/store instruction.
33556 (arc_expand_movmem): Likewise.
33557 (arc_split_move): Don't split if we have double load/store
33558 instructions. Returns a boolean.
33559 (arc_process_double_reg_moves): Change function to return boolean
33560 instead of a sequence of instructions.
33561 (arc_dwarf_register_span): New function.
33562 * config/arc/arc-protos.h (arc_split_move): Change prototype.
33563 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
33564 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
33565 (*movdf_insn): Likewise.
33566 * config/arc/arc.opt (mll64): New option.
33567 * config/arc/predicates.md (even_register_operand): New predicate.
33568 * doc/invoke.texi (ARC Options): Add mll64 documentation.
33570 2016-01-25 Richard Biener <rguenther@suse.de>
33573 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
33574 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
33576 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
33578 2016-01-25 Richard Biener <rguenther@suse.de>
33580 PR tree-optimization/69376
33581 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
33583 (VN_INFO_ANTI_RANGE_P): New inline.
33584 (VN_INFO_RANGE_TYPE): Likewise.
33585 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
33586 SSA_NAME_ANTI_RANGE_P.
33587 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
33588 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
33589 Properly query VN_INFO_RANGE_TYPE.
33591 2016-01-25 Nick Clifton <nickc@redhat.com>
33594 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
33596 2016-01-23 Tom de Vries <tom@codesourcery.com>
33598 PR tree-optimization/69426
33599 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
33602 2016-01-23 Jakub Jelinek <jakub@redhat.com>
33604 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
33605 "the the" with "the" in the comments.
33606 * ipa-devirt.c (build_type_inheritance_graph,
33607 update_type_inheritance_graph): Likewise.
33608 * tree.c (build_function_type_list_1): Likewise.
33609 * cfgloopmanip.c (scale_loop_profile): Likewise.
33610 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
33611 * gimple-ssa-split-paths.c
33612 (find_block_to_duplicate_for_splitting_paths): Likewise.
33613 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
33614 * expr.c (convert_move): Likewise.
33615 * var-tracking.c (vt_stack_adjustments): Likewise.
33616 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
33617 * tree-vrp.c (test_for_singularity): Likewise.
33619 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
33620 directly instead of building a temporary tree.
33623 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
33624 remove <algorithm> include.
33626 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33629 * config/i386/i386.c: Include dojump.h.
33630 (expand_small_movmem_or_setmem,
33631 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
33633 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
33634 if dynamic_check != -1.
33636 2016-01-21 Jeff Law <law@redhat.com>
33638 PR middle-end/69347
33639 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
33640 record_temporary_equivalences. Rewritten to avoid unnecessary calls
33641 into dominated_by_p.
33642 (cprop_into_successor_phis): Avoid unnecessary tests.
33644 2016-01-22 Richard Henderson <rth@redhat.com>
33647 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
33648 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
33650 2016-01-22 Michael Matz <matz@suse.de>
33652 * system.h (string, algorithm): Include only conditionally.
33653 (new): Include always under C++.
33654 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
33655 * final.c (toplevel): Ditto.
33656 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
33657 * genconditions.c (write_header): Make gencondmd.c define
33659 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
33661 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
33662 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
33664 2016-01-22 Christian Bruel <christian.bruel@st.com>
33667 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
33669 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33672 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
33673 define_insn_and_split. Ensure operands[1] and operands[0] do not
33674 get assigned the same register.
33676 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
33678 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
33680 2016-01-22 Christian Bruel <christian.bruel@st.com>
33682 * config/arm/arm-c.c (arm_pragma_target_parse):
33683 Remove warn_builtin_macro_redefined overwrite.
33685 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33687 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
33688 flag_non_call_exceptions compatibility.
33690 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33693 * dwarf2out.c (add_child_die_after): New function.
33694 (dwarf_qual_info_t): New type.
33695 (dwarf_qual_info): New variable.
33696 (qualified_die_p): New function.
33697 (modified_type_die): For -fdebug-types-section, ensure
33698 canonical order of qualifiers. Put qualified DIEs adjacent
33699 to the corresponding non-qualified type DIE and search there
33700 for existing qualified DIEs.
33702 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33704 * doc/extend.texi (scalar_storage_order type attribute): Document
33705 restriction on type punning and aliasing, and remove future tense.
33707 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
33710 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
33713 2016-01-21 Jeff Law <law@redhat.com>
33715 PR middle-end/69347
33716 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
33717 useless call to record_temporary_equivalences.
33718 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
33719 allocate 10 slots in the bb_path vector and let it grow as needed.
33720 (fsm_find_control_statement_thread_paths): Similarly for the next_path
33723 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33725 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
33727 * configure: Regenerate.
33729 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
33731 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
33732 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
33734 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
33736 PR middle-end/66178
33737 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
33738 drop EXPAND_INITIALIZER.
33739 * rtl.h (contains_symbolic_reference_p): Declare.
33740 * rtlanal.c (contains_symbolic_reference_p): New function.
33741 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
33742 a subtraction into a NOT if symbolic constants are involved.
33744 2016-01-21 Anton Blanchard <anton@samba.org>
33745 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33748 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
33750 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
33753 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33755 * config/microblaze/microblaze.c
33756 (get_branch_target): New.
33757 (insert_wic_for_ilb_runout): New.
33759 (microblaze_machine_dependent_reorg): New.
33760 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
33761 * config/microblaze/microblaze.md
33762 (UNSPEC_IPREFETCH): Define.
33763 (iprefetch): New pattern
33764 * config/microblaze/microblaze.opt
33765 (mxl-prefetch): New flag.
33767 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33769 * config/microblaze/microblaze.h
33770 (FIXED_REGISTERS): Update in macro.
33771 (CALL_USED_REGISTERS): Update in macro.
33773 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
33775 PR rtl-optimization/68920
33776 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
33779 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
33781 PR rtl-optimization/68990
33782 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
33783 pseudo instead of inheritance ones.
33785 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
33786 Nick Clifton <nickc@redhat.com>
33790 * config/mips/mips.c (mips_compute_frame_info): Initialise
33791 args_size and hard_frame_pointer_offset fields of the frame
33792 structure before calling mips_global_pointer.
33794 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33796 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
33798 * configure: Regenerate.
33800 2016-01-21 Richard Biener <rguenther@suse.de>
33802 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
33804 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33806 * config/s390/s390.c (s390_asm_declare_function_size): Add code
33807 to actually emit the .size directive.
33809 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
33810 Jakub Jelinek <jakub@redhat.com>
33814 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
33815 args array size by one to avoid buffer overflow.
33817 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33819 * config/s390/s390.md (pool_section_start): Use switch_to_section
33820 to select proper read-only data section instead of hardcoding
33822 (pool_section_end): Use switch_to_section to match the above.
33824 2016-01-21 Richard Biener <rguenther@suse.de>
33826 PR tree-optimization/69378
33827 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
33828 (set_ssa_val_to): Use it for dominance checks taking into
33829 account not executable edges.
33831 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33834 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
33835 for bitsize instead of GET_MODE_PRECISION (mode).
33837 2016-01-20 Martin Sebor <msebor@redhat.com>
33840 * extend.texi (__sync Builtins): Clarify the semantics of
33841 __sync_fetch_and_OP built-ins on pointers.
33842 (__atomic Builtins): Same.
33844 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33845 Sebastian Pop <s.pop@samsung.com>
33847 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
33848 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
33849 (is_valid_rename): Same.
33850 (translate_isl_ast_to_gimple::get_rename): Same.
33851 (translate_isl_ast_to_gimple::rename_all_uses): Same.
33852 (translate_isl_ast_to_gimple::rename_uses): Same.
33853 (get_new_name): Check for close_phi nodes.
33854 (copy_loop_phi_args): Use phi_node_kind.
33855 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
33856 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
33858 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33859 Sebastian Pop <s.pop@samsung.com>
33861 Revert commit r229783.
33862 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
33863 Remove use of parameter_rename_map.
33864 (copy_def): Remove.
33865 (copy_internal_parameters): Remove.
33866 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
33867 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
33868 (free_sese_info): Do not free parameter_rename_map.
33869 (set_rename): Do not use parameter_rename_map.
33870 (rename_uses): Update call to set_rename.
33871 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
33872 * sese.h (parameter_rename_map_t): Remove.
33873 (struct sese_info_t): Remove field parameter_rename_map.
33875 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33876 Sebastian Pop <s.pop@samsung.com>
33878 * graphite-isl-ast-to-gimple.c: Fix comment.
33879 * graphite-scop-detection.c (defined_in_loop_p): New.
33880 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
33881 names defined in loop.
33883 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33884 Sebastian Pop <s.pop@samsung.com>
33886 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
33887 Discard unstructured if-then-else regions.
33889 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33890 Sebastian Pop <s.pop@samsung.com>
33892 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
33893 (cleanup_loop_iter_dom): Remove.
33894 (build_loop_iteration_domains): Remove.
33895 (build_scop_context): Remove.
33896 (build_scop_iteration_domain): Remove.
33897 (add_loop_constraints): New.
33898 (build_iteration_domains): New.
33899 (build_poly_scop): Call build_iteration_domains.
33901 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33902 Sebastian Pop <s.pop@samsung.com>
33904 * graphite-scop-detection.c
33905 (scop_detection::harmful_loop_in_region): Free dom and loops.
33906 (scop_detection::loop_body_is_valid_scop): Free bbs.
33908 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33909 Sebastian Pop <s.pop@samsung.com>
33911 * graphite-scop-detection.c (record_loop_in_sese): New.
33912 (gather_bbs::before_dom_children): Call record_loop_in_sese.
33913 (build_scops): Remove call to build_sese_loop_nests.
33914 * sese.c (sese_record_loop): Remove.
33915 (build_sese_loop_nests): Remove.
33916 (new_sese_info): Remove region->loops.
33917 (free_sese_info): Same.
33918 * sese.h (sese_contains_loop): Same.
33919 (build_sese_loop_nests): Remove.
33920 (sese_contains_loop): Remove.
33922 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33923 Sebastian Pop <s.pop@samsung.com>
33925 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
33926 loop_is_valid_in_scop.
33927 (scop_detection::harmful_stmt_in_region): Renamed
33928 harmful_loop_in_region.
33929 Call loop_is_valid_in_scop.
33931 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33932 Sebastian Pop <s.pop@samsung.com>
33934 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
33937 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33938 Sebastian Pop <s.pop@samsung.com>
33940 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
33941 * graphite.h (struct poly_bb): Remove field is_reduction.
33942 (PBB_IS_REDUCTION): Remove.
33944 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33945 Sebastian Pop <s.pop@samsung.com>
33947 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
33948 (add_pdr_constraints): Same.
33949 (scop_get_reads): Same.
33950 (scop_get_must_writes): Same.
33951 (scop_get_may_writes): Same.
33952 (scop_get_original_schedule): Same.
33953 (extend_schedule): Same.
33954 (apply_schedule_on_deps): Same.
33955 (carries_deps): Same.
33956 (compute_deps): Same.
33957 (scop_get_dependences): Same.
33958 * graphite-isl-ast-to-gimple.c
33959 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
33960 * graphite-optimize-isl.c (get_schedule_for_band): Same.
33961 (get_schedule_for_band_list): Same.
33962 (get_schedule_map): Same.
33963 (apply_schedule_map_to_scop): Same.
33964 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
33965 (build_loop_iteration_domains): Same.
33966 (add_condition_to_pbb): Same.
33967 (add_param_constraints): Same.
33968 (pdr_add_memory_accesses): Same.
33969 (pdr_add_data_dimensions): Same.
33971 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
33973 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
33976 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
33978 * common.opt (feliminate-dwarf2-dups): Replace references to
33979 "DWARF 2" with just "DWARF".
33980 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
33981 * doc/extend.texi: Likewise.
33982 * doc/cpp.texi: Likewise.
33983 * doc/invoke.texi: Likewise.
33984 (Option Summary): Add -gdwarf to list of Debugging Options.
33985 (Debugging Options): Document -gdwarf.
33986 * doc/contrib.texi: Spell "DWARF" like that.
33988 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33990 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
33991 warning. Fix up formatting.
33993 PR middle-end/67653
33994 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
33995 attempt to mark memory input operand addressable and
33996 call prepare_gimple_addressable in that case. Don't adjust
33997 input_location for diagnostics, use error_at instead.
33999 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
34001 * config/rs6000/ppc-auxv.h: New file.
34002 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
34003 (cpu_is): Likewise.
34004 (cpu_supports): Likewise.
34005 * config/rs6000/rs6000.c: include "ppc-auxv.h".
34006 (cpu_is_info): New variable.
34007 (cpu_supports_info): Likewise.
34008 (tcb_verification_symbol): Likewise.
34009 (cpu_builtin_p): Likewise.
34010 (cpu_expand_builtin): New function.
34011 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
34012 (rs6000_init_builtins): Likewise.
34013 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
34014 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
34015 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
34016 * configure: Regenerate.
34017 * config.in: Likewise.
34018 * doc/extend.texi (PowerPC Built-in Functions): Document
34019 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
34021 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
34024 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
34026 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
34029 2016-01-20 Richard Henderson <rth@redhat.com>
34035 * tree.c (tm_define_builtin): New.
34036 (find_tm_vector_type): New.
34037 (build_tm_vector_builtins): New.
34038 (build_common_builtin_nodes): Call it.
34040 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
34042 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
34043 (arm_fp_ok): Likewise.
34044 (arm_fp): Likewise.
34045 (arm_crypto): Likewise.
34047 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
34048 Richard Biener <rguenther@suse.de>
34050 PR tree-optimization/69328
34051 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
34052 vectors have same number of elements.
34053 (vectorizable_condition): Fix masked version recognition.
34055 2016-01-20 Richard Biener <rguenther@suse.de>
34057 PR tree-optimization/69345
34058 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
34059 (VN_INFO_PTR_INFO): Likewise.
34060 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
34061 info when it is equal between non-dominating SSA names.
34062 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
34063 Make sure to look at original SSA infos.
34065 2016-01-20 Jeff Law <law@redhat.com>
34068 * config/m68k/predicates.md (pow2_m1_operand): New predicate
34070 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
34071 (pc_or_label_operand): New predicate.
34072 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
34073 tests for small integers that are 2^n - 1.
34075 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
34077 * doc/invoke.texi (Options Summary): Add '.' after @xref.
34079 2016-01-19 Jeff Law <law@redhat.com>
34081 PR middle-end/69347
34082 * tree-ssa-threadbackwards.c
34083 (fsm_find_control_statement_thread_paths): Do not try to lookup
34084 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
34086 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
34088 * doc/lto.texi: Remove text that says only Gold has linker plugin
34091 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
34093 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
34094 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
34095 the DIE accordingly.
34096 (modified_type_die): Add REVERSE parameter and pass it recursively,
34097 as well as to base_type_die. Adjust presence check accordingly.
34098 (base_type_for_mode): Adjust call to modified_type_die.
34099 (add_type_attribute): Add REVERSE parameter and pass it to
34101 (generic_parameter_die): Adjust call to add_type_attribute.
34102 (add_scalar_info): Likewise.
34103 (add_subscript_info): Likewise.
34104 (gen_array_type_die): Likewise.
34105 (gen_descr_array_type_die): Likewise.
34106 (gen_entry_point_die): Likewise.
34107 (gen_enumeration_type_die): Likewise.
34108 (gen_formal_parameter_die): Likewise.
34109 (gen_subprogram_die): Likewise.
34110 (gen_variable_die ): Likewise.
34111 (gen_const_die): Likewise.
34112 (gen_field_die): Likewise.
34113 (gen_pointer_type_die): Likewise.
34114 (gen_reference_type_die): Likewise.
34115 (gen_ptr_to_mbr_type_die): Likewise.
34116 (gen_inheritance_die): Likewise.
34117 (gen_subroutine_type_die): Likewise.
34118 (gen_typedef_die): Likewise.
34119 (force_type_die): Adjust call to modified_type_die.
34121 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
34123 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
34124 flow throughout the file. Fix broken link to Objective-C 2.0
34126 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
34129 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34131 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
34133 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34136 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
34137 (maybe_record_node): Record cxa_pure_virtual as the only possible
34138 target if there are not ohter candidates.
34139 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
34141 2016-01-19 Richard Biener <rguenther@suse.de>
34143 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
34144 (get_memory_order): Likewise.
34146 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
34148 * tree-vect-stmts.c (vectorizable_store): Check
34151 2016-01-19 David Malcolm <dmalcolm@redhat.com>
34154 * gcc.c (driver::decode_argv): Add call to
34155 init_opts_obstack before init_options_struct.
34156 * opts.c (init_opts_obstack): Remove idempotency.
34157 (init_options_struct): Replace call to init_opts_obstack
34158 with a gcc_assert to verify that it has already been called.
34159 * toplev.c (toplev::main): Add call to init_opts_obstack before
34160 calls to init_options_struct.
34161 (toplev::finalize): Move cleanup of opts_obstack next to
34162 cleanup of save_decoded_options, clearing the latter, and
34163 save_decoded_options_count.
34165 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34168 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
34169 attribute to unconditional. Remove %? from output template.
34171 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34172 Jiong Wang <jiong.wang@arm.com>
34174 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
34175 generated from different expand order.
34177 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34179 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
34180 Add support for CCMP costing.
34182 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34184 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
34185 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
34186 (fccmpe<mode>): Likewise.
34187 (fcmp): Rename to fcmp and globalize pattern.
34189 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
34190 (aarch64_gen_ccmp_next): Add FP support.
34192 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34194 * target.def (gen_ccmp_first): Update documentation.
34195 (gen_ccmp_next): Likewise.
34196 * doc/tm.texi (gen_ccmp_first): Update documentation.
34197 (gen_ccmp_next): Likewise.
34198 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
34199 expand_ccmp_expr_1. Improve comments.
34200 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
34201 (ccmp_ior<mode>): Remove pattern.
34202 (cmp<mode>): Remove expand.
34203 (cmp): Globalize pattern.
34204 (cstorecc4): Use cc_register.
34205 (mov<mode>cc): Remove ccmp_cc_register check.
34206 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
34207 Simplify after removal of CC_DNE/* modes.
34208 (aarch64_ccmp_mode_to_code): Remove.
34209 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
34210 In 'k' case use integer as condition.
34211 (aarch64_nzcv_codes): Remove inverted cases.
34212 (aarch64_code_to_ccmode): Remove.
34213 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
34214 comparison with CC register to be used in folowing CCMP/branch/CSEL.
34215 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
34216 pattern. Return the comparison with CC register. Invert conditions
34217 when bitcode is OR.
34218 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
34219 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
34221 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34223 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
34224 instrumented_version.
34226 2016-01-19 Richard Biener <rguenther@suse.de>
34228 PR tree-optimization/69336
34229 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
34230 handled components with get_ref_base_and_extent.
34231 (equal_mem_array_ref_p): Adjust.
34233 2016-01-19 Jakub Jelinek <jakub@redhat.com>
34236 * shrink-wrap.c: Include valtrack.h.
34237 (move_insn_for_shrink_wrap): Add DEBUG argument. If
34238 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
34239 in between insn and where it will be moved to. Call
34240 dead_debug_insert_temp.
34241 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
34242 first and dead_debug_local_finish at the end.
34243 For uses and defs bitmap, handle all regs in between REGNO and
34244 END_REGNO, not just the first one.
34246 2016-01-19 Richard Biener <rguenther@suse.de>
34248 PR tree-optimization/69352
34249 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
34250 (equal_mem_array_ref_p): Constrain size and max size properly.
34251 Compare the reverse flag.
34253 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
34255 * ira.c (ira): Update regstat data if we deleted insns.
34257 2016-01-19 Jakub Jelinek <jakub@redhat.com>
34259 PR rtl-optimization/68955
34260 PR rtl-optimization/64557
34261 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
34262 here. Fix up formatting.
34263 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
34265 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34268 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
34269 assume that the node has body.
34270 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
34273 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34275 * lto-streamer-out.c (lto_output): Do not stream instrumentation
34278 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34280 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
34281 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
34283 2016-01-19 Martin Jambor <mjambor@suse.cz>
34284 Martin Liska <mliska@suse.cz>
34285 Michael Matz <matz@suse.de>
34287 * Makefile.in (OBJS): Add new source files.
34288 (GTFILES): Add hsa.c.
34289 * common.opt (disable_hsa): New variable.
34290 (-Whsa): New warning.
34291 * config.in (ENABLE_HSA): New.
34292 * configure.ac: Treat hsa differently from other accelerators.
34293 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
34294 $enable_offloading.
34295 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
34296 * doc/install.texi (Configuration): Document --with-hsa-runtime,
34297 --with-hsa-runtime-include, --with-hsa-runtime-lib and
34298 --with-hsa-kmt-lib.
34299 * doc/invoke.texi (-Whsa): Document.
34300 (hsa-gen-debug-stores): Likewise.
34301 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
34302 to invoke offload compiler for hsa acclerator.
34303 * opts.c (common_handle_option): Determine whether HSA offloading
34304 should be performed.
34305 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
34306 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
34307 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
34308 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
34309 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
34310 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
34311 GF_OMP_FOR_KIND_GRID_LOOP.
34312 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
34313 (pp_gimple_stmt_1): Likewise.
34314 * gimple-walk.c (walk_gimple_stmt): Likewise.
34315 * gimple.c (gimple_build_omp_grid_body): New function.
34316 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
34317 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
34318 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
34319 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
34320 GF_OMP_TEAMS_GRID_PHONY.
34321 (gimple_statement_omp_single_layout): Updated comments.
34322 (gimple_build_omp_grid_body): New function.
34323 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
34324 (gimple_omp_for_grid_phony): New function.
34325 (gimple_omp_for_set_grid_phony): Likewise.
34326 (gimple_omp_parallel_grid_phony): Likewise.
34327 (gimple_omp_parallel_set_grid_phony): Likewise.
34328 (gimple_omp_teams_grid_phony): Likewise.
34329 (gimple_omp_teams_set_grid_phony): Likewise.
34330 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
34331 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
34332 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
34333 (BUILT_IN_GOMP_TARGET): Updated type.
34334 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
34335 (adjust_for_condition): New function.
34336 (get_omp_for_step_from_incr): Likewise.
34337 (extract_omp_for_data): Moved parts to adjust_for_condition and
34338 get_omp_for_step_from_incr.
34339 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
34340 (fixup_child_record_type): Bail out if receiver_decl is NULL.
34341 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
34342 (scan_omp_parallel): Do not create child functions for phony
34344 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
34345 (scan_omp_1_op): Checking assert we are not remapping to
34346 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
34347 (parallel_needs_hsa_kernel_p): New function.
34348 (expand_parallel_call): Register apprpriate parallel child
34349 functions as HSA kernels.
34350 (grid_launch_attributes_trees): New type.
34351 (grid_attr_trees): New variable.
34352 (grid_create_kernel_launch_attr_types): New function.
34353 (grid_insert_store_range_dim): Likewise.
34354 (grid_get_kernel_launch_attributes): Likewise.
34355 (get_target_argument_identifier_1): Likewise.
34356 (get_target_argument_identifier): Likewise.
34357 (get_target_argument_value): Likewise.
34358 (push_target_argument_according_to_value): Likewise.
34359 (get_target_arguments): Likewise.
34360 (expand_omp_target): Call get_target_arguments instead of looking
34361 up for teams and thread limit.
34362 (grid_expand_omp_for_loop): New function.
34363 (grid_arg_decl_map): New type.
34364 (grid_remap_kernel_arg_accesses): New function.
34365 (grid_expand_target_kernel_body): New function.
34366 (expand_omp): Call it.
34367 (lower_omp_for): Do not emit phony constructs.
34368 (lower_omp_taskreg): Do not emit phony constructs but create for them
34369 a temporary variable receiver_decl.
34370 (lower_omp_taskreg): Do not emit phony constructs.
34371 (lower_omp_teams): Likewise.
34372 (lower_omp_grid_body): New function.
34373 (lower_omp_1): Call it.
34374 (grid_reg_assignment_to_local_var_p): New function.
34375 (grid_seq_only_contains_local_assignments): Likewise.
34376 (grid_find_single_omp_among_assignments_1): Likewise.
34377 (grid_find_single_omp_among_assignments): Likewise.
34378 (grid_find_ungridifiable_statement): Likewise.
34379 (grid_target_follows_gridifiable_pattern): Likewise.
34380 (grid_remap_prebody_decls): Likewise.
34381 (grid_copy_leading_local_assignments): Likewise.
34382 (grid_process_kernel_body_copy): Likewise.
34383 (grid_attempt_target_gridification): Likewise.
34384 (grid_gridify_all_targets_stmt): Likewise.
34385 (grid_gridify_all_targets): Likewise.
34386 (execute_lower_omp): Call grid_gridify_all_targets.
34387 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
34388 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
34389 (tree_omp_clause): Added union field dimension.
34390 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
34391 * tree.c (omp_clause_num_ops): Added number of arguments of
34392 OMP_CLAUSE__GRIDDIM_.
34393 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
34394 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
34395 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
34396 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
34397 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
34398 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
34399 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
34400 * tree-pass.h (make_pass_gen_hsail): Declare.
34401 (make_pass_ipa_hsa): Likewise.
34402 * ipa-hsa.c: New file.
34403 * lto-section-in.c (lto_section_name): Add hsa section name.
34404 * lto-streamer.h (lto_section_type): Add hsa section.
34405 * timevar.def (TV_IPA_HSA): New.
34406 * hsa-brig-format.h: New file.
34407 * hsa-brig.c: New file.
34408 * hsa-dump.c: Likewise.
34409 * hsa-gen.c: Likewise.
34412 * toplev.c (compile_file): Call hsa_output_brig.
34413 * hsa-regalloc.c: New file.
34415 2016-01-18 Jeff Law <law@redhat.com>
34417 PR tree-optimization/69320
34418 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
34419 ranged object, do nothing if the RHS constant is not [0..1].
34420 (optimize_stmt): Comparing a boolean ranged object against a
34421 constant outside [0..1] results in a compile-time constant.
34423 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
34426 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
34428 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34429 (Option Summary): Update to reflect new section and moved options.
34430 (C++ Dialect Options): Move -fstats to new section.
34431 (Debugging Options): Move all dump, statistics, and other GCC
34432 developer options to new section. Rewrite section introduction
34433 and re-order remaining options to put the more basic ones first.
34434 (Optimization Options): Move -fira-verbose and -flto-report* to
34436 (Developer Options): New section incorporating moved options.
34437 * doc/cppopts.texi (-dM): Update cross-reference.
34439 2016-01-18 Richard Henderson <rth@redhat.com>
34442 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
34443 operands to pseudo only if CSE is expected. Split long immediate
34444 operands only after reload, and for the stack pointer.
34445 (*add<GPI>3_pluslong): Remove.
34446 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
34447 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
34448 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
34449 (*add<GPI>3 peepholes): New.
34450 (*add<GPI>3 splitters): New.
34451 * config/aarch64/constraints.md (Upl): New.
34452 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
34454 2016-01-18 Richard Biener <rguenther@suse.de>
34456 PR tree-optimization/69297
34457 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
34459 (vect_bb_vectorization_profitable_p): Clear visited flag again.
34461 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
34463 PR middle-end/68542
34464 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
34465 of mixind vector and scalar types.
34466 (fold_relational_const): Add handling of vector
34467 comparison with boolean result.
34468 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
34469 comparison of vector operands with boolean result for EQ/NE only.
34470 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
34471 (verify_gimple_cond): Likewise.
34472 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
34475 2016-01-18 Joseph Myers <joseph@codesourcery.com>
34477 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
34480 2016-01-18 Richard Biener <rguenther@suse.de>
34482 PR middle-end/69308
34483 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
34485 2016-01-18 Tom de Vries <tom@codesourcery.com>
34487 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
34489 2016-01-18 Tom de Vries <tom@codesourcery.com>
34491 * omp-low.c (set_oacc_fn_attrib): Make extern.
34492 * omp-low.h (set_oacc_fn_attrib): Declare.
34493 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
34494 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
34495 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
34496 Add and handle function parameter oacc_kernels_p.
34497 (find_reduc_addr, get_omp_data_i_param): New function.
34498 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
34499 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
34500 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
34501 Calculate dominance info. Skip loops that are not in a kernels region
34502 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
34503 (pass_parallelize_loops::execute): Call parallelize_loops with
34504 oacc_kernels_p argument.
34505 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
34506 New member function.
34507 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
34508 * passes.def: Add argument to pass_parallelize_loops instantation.
34510 2016-01-18 Tom de Vries <tom@codesourcery.com>
34512 * tree-parloops.c (pass_parallelize_loops::execute): Allow
34513 pass_parallelize_loops to be run outside the loop pipeline.
34515 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34517 * tree-scalar-evolution.c (follow_copies_to_constant): New.
34518 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
34520 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34523 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
34524 using get_ref_base_and_extent.
34525 (equal_mem_array_ref_p): New.
34526 (hashable_expr_equal_p): Add call to previous.
34528 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34531 * tree-sra.c (disqualified_constants, constant_decl_p): New.
34532 (sra_initialize): Allocate disqualified_constants.
34533 (sra_deinitialize): Free disqualified_constants.
34534 (disqualify_candidate): Update disqualified_constants when appropriate.
34535 (create_access): Scan for constant-pool entries as we go along.
34536 (scalarizable_type_p): Add check against type_contains_placeholder_p.
34537 (maybe_add_sra_candidate): Allow constant-pool entries.
34538 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
34539 (initialize_constant_pool_replacements): New.
34540 (sra_modify_assign): Avoid mangling assignments created by previous,
34541 and don't generate writes into constant pool.
34542 (sra_modify_function_body): Call initialize_constant_pool_replacements.
34544 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
34546 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
34547 andnot instruction.
34548 (scalar_chain::convert_op): Likewise.
34549 * config/i386/i386.md (*andndi3_doubleword): New.
34551 2016-01-18 Richard Biener <rguenther@suse.de>
34553 PR tree-optimization/69170
34554 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
34555 building a vector from scalar results of a pattern stmt.
34557 2016-01-18 Jakub Jelinek <jakub@redhat.com>
34559 * haifa-sched.c (autopref_multipass_init): Work around
34560 -Wmaybe-uninitialized warning.
34562 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
34564 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
34565 against the constant 0.
34567 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34569 PR tree-optimization/68799
34570 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
34571 look up phi candidates in the statement-candidate map.
34572 (phi_add_costs): Likewise.
34573 (record_phi_increments): Likewise.
34574 (phi_incr_cost): Likewise.
34575 (ncd_with_phi): Likewise.
34576 (all_phi_incrs_profitable): Likewise.
34578 2016-01-17 Jakub Jelinek <jakub@redhat.com>
34580 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
34581 -Wmaybe-uninitialized warning.
34583 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
34585 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34586 (Option Summary): Update to reflect new section and moved options.
34587 (C++ Dialect Options): Move -fvtable-verify and related options.
34588 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
34589 and profiling-related options.
34590 (Optimization Options): Move profile generation options and
34591 -fstack-protector and related options.
34592 (Instrumentation Options): New section incorporating moved options.
34593 (Code Generation Options): Move -finstrument-functions and
34594 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
34596 2016-01-16 Tom de Vries <tom@codesourcery.com>
34598 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
34600 2016-01-16 Tom de Vries <tom@codesourcery.com>
34602 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
34604 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
34606 * hash-table.h (hash_table::empty): Turn into an inline wrapper
34607 that checks whether the table is already empty. Rename the
34608 original implementation to...
34609 (hash_table::empty_slot): ...this new private function.
34611 2016-01-15 David Malcolm <dmalcolm@redhat.com>
34613 PR diagnostic/68899
34614 * diagnostic-show-locus.c (layout::print_source_line): Move x
34615 offset of line until after call to
34616 get_line_width_without_trailing_whitespace.
34618 2016-01-15 Jeff Law <law@redhat.com>
34620 PR tree-optimization/69270
34621 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
34622 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
34623 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
34624 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
34625 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
34626 ssa_name_has_boolean_range and constant_boolean_node.
34628 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
34630 PR rtl-optimization/69030
34631 * lra-spills.c (remove_pseudos): Check nrefs and make the function
34633 (spill_pseudos): Delete debug insn for dead pseudo.
34634 (lra_spill): Initiate spill_hard_reg and slots memory separately.
34636 2016-01-15 Jiong Wang <jiong.wang@arm.com>
34638 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
34640 (TYPES_UNOPUS): Likewise.
34641 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
34642 builtin type, from UNOP to UNOPUS.
34643 (lbtruncuv4sf): Likewise.
34644 (lbtruncuv2df): Likewise.
34645 (lrounduv2sf): Likewise.
34646 (lrounduv4sf): Likewise.
34647 (lrounduv2df): Likewise.
34648 (lroundusf): Likewise.
34649 (lroundusf): Likewise.
34650 (lceiluv2sf): Likewise.
34651 (lceiluv4sf): Likewise.
34652 (lceiluv2df): Likewise.
34653 (lceilusf): Likewise.
34654 (lceiludf): Likewise.
34655 (lflooruv2sf): Likewise.
34656 (lflooruv4sf): Likewise.
34657 (lflooruv2df): Likewise.
34658 (lfloorusf): Likewise.
34659 (lfloorudf): Likewise.
34660 (lfrintnuv2sf): Likewise.
34661 (lfrintnuv4sf): Likewise.
34662 (lfrintnuv2df): Likewise.
34663 (lfrintnusf): Likewise.
34664 (lfrintnudf): Likewise.
34665 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
34667 (vcvtq_u32_f32): Likewise.
34668 (vcvtq_u64_f64): Likewise.
34669 (vcvta_u32_f32): Likewise.
34670 (vcvtaq_u32_f32): Likewise.
34671 (vcvtaq_u64_f64): Likewise.
34672 (vcvtm_u32_f32): Likewise.
34673 (vcvtmq_u32_f32): Likewise.
34674 (vcvtmq_u64_f64): Likewise.
34675 (vcvtn_u32_f32): Likwise.
34676 (vcvtnq_u32_f32): Likewise.
34677 (vcvtnq_u64_f64): Likewise.
34678 (vcvtp_u32_f32): Likewise.
34679 (vcvtpq_u32_f32): Likewise.
34680 (vcvtpq_u64_f64): Likewise.
34681 (vcvtmd_u64_f64): Likewise.
34682 (vcvtms_u32_f32): Likewise.
34683 (vcvtad_u64_f64): Likewise.
34684 (vcvtas_u32_f32): Likewise.
34685 (vcvtnd_u64_f64): Likewise.
34686 (vcvtns_u32_f32): Likewise.
34687 (vcvtpd_u64_f64): Likewise.
34688 (vcvtps_u32_f32): Likewise.
34690 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34692 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
34693 CSEL of zero_extended registers.
34695 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34697 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
34698 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
34700 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34702 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
34703 false when argument string is not found in the attributes table
34706 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
34709 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
34710 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
34711 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
34712 precision estimate.
34714 2016-01-15 Richard Biener <rguenther@suse.de>
34716 PR tree-optimization/66856
34717 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
34718 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
34719 (vect_create_new_slp_node): Increment stmt reference count.
34720 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
34721 an SLP tree before swapping operands.
34722 (vect_build_slp_tree): Likewise.
34723 (destroy_bb_vec_info): Free stmt info after SLP instances.
34724 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
34725 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
34726 (STMT_VINFO_NUM_SLP_USES): New macro.
34728 2016-01-15 Richard Biener <rguenther@suse.de>
34731 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
34732 (add_linkage_name): ... here.
34733 (gen_typedef_die): Use add_linkage_name_raw instead of
34734 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
34737 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
34739 * gimplify.c (oacc_default_clause): Decode reference and pointer
34740 types for both kernels and parallel regions.
34742 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
34744 PR middle-end/69246
34745 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
34747 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34749 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
34750 (convert_scalars_to_vector): Likewise.
34752 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
34754 * doc/extend.texi (Type Traits): Fix grammar.
34756 2016-01-15 Martin Jambor <mjambor@suse.cz>
34758 * tree-inline.c (remap_decl): Use existing dclarations if
34759 remapping a type and prevent_decl_creation_for_types.
34760 (replace_locals_stmt): Do an initial remapping of non-VLA typed
34761 decls first. Do real remapping with
34762 prevent_decl_creation_for_types set.
34763 * tree-inline.h (copy_body_data): New field
34764 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
34767 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34769 * config/s390/s390.opt (mmvcle): More verbose help text.
34771 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34773 * config/s390/s390.opt: Add period to -mzvector option text.
34775 2016-01-15 Richard Biener <rguenther@suse.de>
34777 PR tree-optimization/68961
34778 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
34779 of invariants in stores again.
34781 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
34783 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
34785 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34787 * config/i386/i386.c (ix86_expand_branch): Don't split
34788 DI mode xor instruction to SI mode.
34790 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34793 * ipa-icf.c (sem_function::merge): Virtual functions may become
34794 reachable even if they address is not taken and there are no
34797 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34799 * lto-streamer-out.c (subtract_estimated_size): New function.
34800 (get_symbol_initial_value): Use it.
34802 2016-01-15 Christian Bruel <christian.bruel@st.com>
34805 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
34806 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
34807 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
34808 use add_builtin_function_ext_scope instead of add_builtin_function.
34809 (neon_set_p, neon_crypto_set_p): Remove.
34810 (arm_init_builtins): Always call arm_init_neon_builtins and
34811 arm_init_crypto_builtins.
34812 (arm_expand_builtin): Check that builtins are allowed for the arch.
34813 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
34814 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
34815 arm_init_neon_builtins call.
34817 2016-01-15 Richard Biener <rguenther@suse.de>
34819 PR tree-optimization/69117
34820 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
34821 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
34822 of the leader conservatively.
34823 (free_scc_vn): Restore original SSA name infos.
34825 2016-01-14 Jeff Law <law@redhat.com>
34827 PR tree-optimization/69270
34828 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
34829 single bit of precision, verify it's also unsigned.
34830 (record_edge_info): Use constant_boolean_node rather than fold_convert
34831 to convert boolean_true/boolean_false to the right type.
34833 2016-01-14 Richard Henderson <rth@redhat.com>
34836 * loop-doloop.c (record_reg_sets): New.
34837 (doloop_optimize): Reject the transform if the sequence
34838 clobbers registers live at the end of the loop block.
34839 (doloop_optimize_loops): Enable df_live if needed.
34841 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
34843 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
34844 * config/rs6000/rs6000.c: Likewise.
34845 * config/rs6000/rs6000.h: Likewise.
34846 * config/rs6000/rs6000.md: Likewise.
34847 * doc/extend.texi: Likewsie.
34849 2016-01-14 Jeff Law <law@redhat.com>
34851 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
34854 2016-01-14 Richard Henderson <rth@redhat.com>
34858 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
34859 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
34860 instead of builtin_decl_declared_p to test for declaration.
34862 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
34864 * doc/loop.texi (Loop Analysis and Representation): Document
34865 loop_depth function.
34867 2016-01-14 Tom de Vries <tom@codesourcery.com>
34869 PR tree-optimization/68773
34870 * omp-low.c (expand_omp_target): Don't set force_output.
34871 * varpool.c (varpool_node::get_create): Same.
34872 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
34873 offload_funcs with force_output.
34875 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34878 * lra-eliminations.c (move_plus_up): Don't change anything if either
34879 the outer or inner subreg mode is not MODE_INT.
34880 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
34881 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
34883 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34885 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
34886 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
34887 reduc_uplus_@var{m}): Remove.
34888 * expr.c (expand_expr_real_2): Remove expansion path for
34889 reduc_[us](min|max|plus) optabs.
34890 * optabs-tree.c (scalar_reduc_to_vector): Remove.
34891 * optabs-tree.h (scalar_reduc_to_vector): Remove.
34892 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
34893 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
34894 * tree-vect-loop.c (vectorizable_reduction): Remove test for
34895 reduc_[us](min|max|plus) optabs.
34897 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34899 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
34900 (reduc_plus_scal_v2sf): New.
34901 (reduc_smax_v2sf): Rename to...
34902 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
34903 (reduc_smin_v2sf): Rename to...
34904 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
34906 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
34908 * alias.c (compare_base_symbol_refs): New function.
34909 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
34912 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34914 PR middle-end/68146
34915 PR tree-optimization/69155
34916 * tree-complex.c: Include cfganal.h.
34917 (phis_to_revisit): New variable.
34918 (extract_component): Add phiarg_p argument. Assert that returned
34919 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
34920 (update_phi_components): Partly rewrite to use loop over real/imag
34921 components instead of code duplication. If extract_component returns
34922 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
34923 create_tmp_reg into the PHI node instead, and mention the phi triplet
34924 in phis_to_revisit.
34925 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
34926 in phis_to_revisit at the end.
34928 2016-01-14 Richard Biener <rguenther@suse.de>
34930 PR tree-optimization/68060
34931 * tree-vect-loop.c (vect_is_simple_reduction): Check the
34932 outer loop reduction is only used in the inner loop before
34933 detecting a double reduction.
34935 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34938 * combine.c (expand_field_assignment): Punt if compute_mode is
34939 unsupported scalar mode.
34941 2016-01-14 Richard Biener <rguenther@suse.de>
34943 PR tree-optimization/66856
34944 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
34945 SLP node only if it built successfully.
34946 (vect_analyze_slp_instance): Adjust.
34948 2016-01-14 Jeff Law <law@redhat.com>
34950 PR tree-optimization/69270
34951 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
34952 (record_edge_info): Use it. Convert boolean_{true,false}_node
34953 to the type of op0.
34955 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
34958 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
34959 use block_ultimate_origin
34960 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
34962 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34964 * doc/invoke.texi (Submodel Options): Rename section to
34965 "Machine-Dependent Options" to better reflect its content.
34966 Rewrite introductory text to remove archaic CPU names.
34969 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34971 * doc/invoke.texi (Code Gen Options): Move section up in file,
34972 before target-specific options. Update menu and option summary
34973 to reflect the new section ordering.
34975 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
34977 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
34978 (C++ Dialect Options): Add cross-reference to -std option.
34979 * doc/standards.texi (C++ Language): Document C++14 support.
34981 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
34983 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
34984 for pack/unpack functions for __ibm128.
34985 (PACK_IF): Likewise.
34986 (UNPACK_IF): Likewise.
34988 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
34989 support for __ibm128 pack/unpack functions.
34990 (rs6000_invalid_builtin): Likewise.
34991 (rs6000_init_builtins): Likewise.
34992 (rs6000_opt_masks): Likewise.
34994 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
34995 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
34997 (RS6000_BTM_COMMON): Likewise.
34999 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
35000 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
35001 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
35002 128-bit floating point. Add support for the double values to be
35003 in Altivec registers for TF/IF packing and unpacking, but restrict
35004 TD packing sub-fields to be FPR registers. Don't allow overlapped
35005 register support for packing. Allow pack inputs to be memory
35006 locations. Don't build generator functions for unpack<mode>_dm
35007 and unpack<mode>_nodm.
35008 (unpack<mode>_dm): Likewise.
35009 (unpack<mode>_nodm): Likewise.
35010 (pack<mode>): Likewise.
35012 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
35013 built-in functions to pack/unpack explicit __ibm128 values.
35014 (__builtin_unpack_ibm128): Likewise.
35016 * doc/extend.texi (PowerPC Built-in Functions): Document
35017 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
35019 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
35022 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
35023 Add new arg loc and pass it down as context.
35024 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
35025 to the location to use for the warning.
35026 (check_function_arguments): New arg loc. All callers changed. Pass
35027 it to check_function_nonnull.
35028 * c-common.h (check_function_arguments): Adjust declaration.
35030 2016-01-13 Jakub Jelinek <jakub@redhat.com>
35032 PR tree-optimization/69156
35033 * gimple.c (validate_type): Removed.
35034 (gimple_builtin_call_types_compatible_p): Use
35035 useless_type_conversion_p instead of validate_type.
35036 * value-prof.c (gimple_stringop_fixed_value): Fold
35037 icall_size to correct type.
35039 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
35041 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
35044 2016-01-13 Richard Henderson <rth@redhat.com>
35047 * target.def (builtin_tm_load, builtin_tm_store): Remove.
35048 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
35049 (ix86_builtin_tm_store): Remove.
35050 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
35051 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
35052 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
35053 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
35054 * doc/tm.texi: Rebuild.
35056 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
35057 (BUILT_IN_TM_MEMCPY_RTWN): New.
35058 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
35059 fallback from vector to integer helpers.
35060 (build_tm_load): Handle vector types directly, instead of
35062 (build_tm_store): Likewise.
35063 (expand_assign_tm): Prepare for register types not handled by
35064 the above. Copy them to memory and use memcpy.
35065 * tree.c (tm_define_builtin): New.
35066 (find_tm_vector_type): New.
35067 (build_tm_vector_builtins): New.
35068 (build_common_builtin_nodes): Call it.
35070 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
35072 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
35073 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
35075 2016-01-13 Tom de Vries <tom@codesourcery.com>
35077 PR tree-optimization/69169
35078 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
35079 handled_struct_type param.
35080 (create_variable_info_for, intra_create_variable_infos): Call
35081 create_variable_info_for_1 with extra arg.
35083 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
35085 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
35086 and "armv8.1-a+crc" entries.
35088 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
35091 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
35092 Change first operand predicate from register_or_constm1_operand
35093 to register_operand.
35094 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
35095 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
35096 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
35097 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
35098 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
35099 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
35100 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
35101 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
35102 comparison with constm1_rtx from vec_prefetch_gen part.
35104 2016-01-13 Richard Biener <rguenther@suse.de>
35106 PR tree-optimization/69013
35107 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
35108 Exchange assert for a test.
35110 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
35113 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
35115 2016-01-13 Richard Biener <rguenther@suse.de>
35117 PR tree-optimization/69242
35118 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
35119 assert with a check.
35121 2016-01-13 Richard Biener <rguenther@suse.de>
35123 PR tree-optimization/69186
35124 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
35125 Properly guard vect_update_misalignment_for_peel call.
35127 2016-01-12 Jeff Law <law@redhat.com>
35129 PR tree-optimization/pr67755
35130 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
35131 "need_profile_correction".
35132 (thread_block_1): Initialize new field to false by default. If we
35133 have multiple thread paths through a common joiner to different
35134 final targets, then set new field to true.
35135 (compute_path_counts): Only do count adjustment when it's really
35138 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35140 * doc/invoke.texi (Spec Files): Move section down in file, past
35141 all command-line option descriptions.
35143 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
35145 PR middle-end/54809
35146 * doc/gty.texi: Remove documentation of mark_hook.
35147 * gengtype.c (struct write_types_data): Remove code to support
35148 mark_hook attribute.
35149 (walk_type): Likewise.
35150 (write_func_for_structure): Likewise.
35152 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35154 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
35155 Directory Options, and -specs= to Overall Options.
35156 (Overall Options): Adjust similarly. Reorder to group related
35157 options together. Make -specs= cross-reference the spec file details.
35158 (Directory Options): Adjust similarly.
35160 2016-01-12 Jeff Law <law@redhat.com>
35162 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
35164 2016-01-12 Olivier Hainque <hainque@adacore.com>
35166 * gcc.c (spec_undefvar_allowed): New global.
35167 (process_command): Set to true when running for --version or --help,
35169 (getenv_spec_function): When the variable is not defined, use the
35170 variable name as the variable value if we're allowed not to issue
35173 2016-01-12 Bin Cheng <bin.cheng@arm.com>
35175 PR tree-optimization/68911
35176 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
35177 information computed for expression "init + nit * step".
35179 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35181 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
35182 about name of GCC executable. Remove deleted node from menu.
35183 (Directory Options) <-B>: Remove cross-reference to deleted node.
35184 (Target Options): Delete section.
35186 2016-01-12 Christian Bruel <christian.bruel@st.com>
35189 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
35190 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
35192 2016-01-12 Jakub Jelinek <jakub@redhat.com>
35195 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
35196 aligned_mem is properly set for AVX512-VL floating point masked
35200 * ifcvt.c (cond_exec_process_if_block): When removing the last
35201 insn from then_bb, remove also any possible barriers that follow it.
35203 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
35207 * config/i386/iamcu.h (SIZE_TYPE): New macro.
35208 (PTRDIFF_TYPE): Likewise.
35209 (WCHAR_TYPE): Likewise.
35210 (WCHAR_TYPE_SIZE): Likewise.
35211 (STDINT_LONG32): Likewise.
35213 2016-01-12 Richard Biener <rguenther@suse.de>
35215 PR tree-optimization/69053
35216 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
35217 convert initial value for cond reductions.
35219 2016-01-12 Richard Biener <rguenther@suse.de>
35221 PR tree-optimization/69007
35222 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
35223 widen_sum after dot_prod and sad.
35225 2016-01-12 Richard Biener <rguenther@suse.de>
35227 PR tree-optimization/69168
35228 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
35229 pattern stmt SLP type.
35230 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
35231 end up unused so cope with that case.
35233 2016-01-12 Richard Biener <rguenther@suse.de>
35235 PR tree-optimization/69157
35236 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
35237 stmts def type only during analyze phase.
35238 (vectorizable_call): Likewise.
35239 (vectorizable_simd_clone_call): Likewise.
35240 (vectorizable_conversion): Likewise.
35241 (vectorizable_assignment): Likewise.
35242 (vectorizable_shift): Likewise.
35243 (vectorizable_operation): Likewise.
35244 (vectorizable_store): Likewise.
35245 (vectorizable_load): Likewise.
35247 2016-01-12 Richard Biener <rguenther@suse.de>
35249 PR tree-optimization/69174
35250 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
35252 (vectorizable_load): Properly compute the number of loads needed
35253 for permuted strided SLP loads and do not spuriously assign
35254 to SLP_TREE_VEC_STMTS.
35256 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
35258 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
35259 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
35260 (MD_EXEC_PREFIX): Remove.
35261 (MD_STARTFILE_PREFIX) Removee.
35262 (FILE_NAME_ABSOLUTE_P): Remove.
35263 (CPP_SPEC): Do not read macros from sys/version.h.
35264 (LINK_COMMAND_SPEC): Remove.
35265 (LOCAL_INCLUDE_DIR): Remove.
35266 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
35267 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
35268 (POST_LINK_SPEC): Define to invoke stubify after linker
35269 (LIBSTDCXX): Remove define
35270 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
35271 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
35272 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
35273 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
35274 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
35275 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
35276 (i386_djgpp_asm_named_section): Add propotype of new procedure
35278 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
35279 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
35280 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
35281 in config/i386/djgpp.h).
35282 (STANDARD_STARTFILE_PREFIX_2): Define identical to
35283 STANDARD_STARTFILE_PREFIX_1.
35284 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
35285 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
35286 installation errors.
35287 (MAX_OFILE_ALIGNMENT): Define to 128.
35288 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
35290 * config/i386/djgpp.c: New file. Add implementation of
35291 i386_djgpp_asm_named_section.
35293 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
35295 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
35296 Add rule for building djgpp.o.
35298 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35300 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
35301 (rtx_is_swappable_p): Reductions are swappable.
35302 (insn_is_swappable_p): V2DF reductions are swappable.
35304 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
35306 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
35307 reloads for other unsupported memory operands.
35309 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
35310 Jim Wilson <jim.wilson@linaro.org>
35313 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
35314 copy_to_mode_reg instead of force_reg.
35316 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
35319 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
35320 TARGET_80387 is true.
35322 2016-01-11 Jakub Jelinek <jakub@redhat.com>
35325 * lra-eliminations.c (move_plus_up): Only move plus up
35326 if subreg of the constant can be simplified into constant
35327 and use the simplified subreg of the constant instead of
35328 the original constant.
35330 * fold-const.c (fold_convertible_p): Don't return true
35331 for conversion of VECTOR_TYPE to same sized integral type.
35332 (fold_convert_loc): Fix up formatting. Fold conversion of
35333 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
35334 instead of NOP_EXPR.
35336 PR tree-optimization/69214
35337 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
35338 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
35341 PR tree-optimization/69207
35342 * tree-vect-slp.c (vect_get_constant_vectors): For
35343 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
35344 fold_convertible_p to vector_type's element type, and always
35345 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
35347 2016-01-11 Richard Biener <rguenther@suse.de>
35349 PR tree-optimization/69173
35350 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
35351 fixup the cycle if all stmts are in a pattern.
35353 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
35355 PR middle-end/68999
35356 * alias.c (base_alias_check): Move check for addresses with
35357 alignment ANDs before the call for compare_base_decls.
35358 (memrefs_conflict_p): Return -1 for different decls
35359 that went through alignment adjustments.
35361 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35363 PR rtl-optimization/68796
35364 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
35365 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
35366 and QImode comparisons against zero with CC_NZmode.
35367 * config/aarch64/iterators.md (short_mask): New mode_attr.
35369 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
35371 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
35372 (<avx512>_store<mode>_mask): Likewise.
35374 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
35375 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35377 PR rtl-optimization/68841
35378 * ifcvt.c (struct noce_if_info): Add orig_x field.
35379 (bbs_ok_for_cmove_arith): Add to_rename parameter.
35380 Don't record conflicts on to_rename if it's present.
35381 Allow memory destinations in sets.
35382 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
35383 blocks, passing orig_x to the checks.
35384 (noce_process_if_block): Set if_info->orig_x appropriately.
35386 2016-01-11 Tom de Vries <tom@codesourcery.com>
35388 PR tree-optimization/69069
35389 * tree-parloops.c (create_parallel_loop): Add missing phi args.
35391 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
35393 PR rtl-optimization/68920
35394 * config/i386/i386.c (ix86_option_override_internal): Restrict number
35395 of conditional moves for RTL if-conversion to 1 for
35396 TARGET_ONE_IF_CONV_INSN.
35397 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
35398 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
35399 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
35400 parameter to restirct number of conditional moves for
35402 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
35403 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
35406 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
35409 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
35410 onepart vars. Fix typo in comment. Fix reversed condition in
35412 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
35415 * var-tracking.c (dump_onepart_variable_differences): New.
35416 (dataflow_set_different): If a detailed dump is requested,
35417 delay early returns and dump differences between onepart
35418 variables present before and after, and added variables.
35420 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
35423 * expr.c (expand_expr_real_1): For boolean vector constants
35424 with a scalar mode use const_scalar_mask_from_tree.
35425 (const_scalar_mask_from_tree): New.
35426 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
35427 assigned to a mask type to handle constants.
35429 2016-01-11 Martin Jambor <mjambor@suse.cz>
35432 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
35433 useless parameters if we cannot change function signature.
35435 2016-01-11 Martin Jambor <mjambor@suse.cz>
35438 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
35441 2016-01-11 Tom de Vries <tom@codesourcery.com>
35443 PR tree-optimization/69109
35444 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
35447 2016-01-11 Tom de Vries <tom@codesourcery.com>
35449 PR tree-optimization/69108
35450 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
35451 res is not used in a phi.
35453 2016-01-11 Yury Gribov <y.gribov@samsung.com>
35456 * common.opt (frandom-seed): Fix parameter name.
35457 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
35459 2016-01-11 Tom de Vries <tom@codesourcery.com>
35461 PR tree-optimization/69058
35462 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
35465 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
35467 * config/arc/arc.opt (mdiv-rem): Add period to the end.
35468 (mcode-density): Likewise.
35470 2016-01-10 Tom de Vries <tom@codesourcery.com>
35472 PR tree-optimization/69062
35473 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
35474 (parallelize_loops): Don't paralelize loop that has phi with address
35477 2016-01-10 Tom de Vries <tom@codesourcery.com>
35479 PR tree-optimization/69039
35480 * tree-parloops.c (try_create_reduction_list): Only allow single exit
35483 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
35485 PR middle-end/68743
35486 * match.pd: Require target has function_c99_misc before doing
35487 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
35489 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
35491 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
35493 * configure: Regenerate.
35495 2016-01-09 Jakub Jelinek <jakub@redhat.com>
35497 PR middle-end/50865
35498 PR tree-optimization/69097
35499 * fold-const.h (expr_not_equal_to): New prototype.
35500 * fold-const.c: Include stringpool.h and tree-ssanames.h.
35501 (expr_not_equal_to): New function.
35502 * match.pd (X % -Y is the same as X % Y): Don't optimize
35503 unless X is known not to be equal to minimum or Y is known
35504 not to be equal to -1.
35505 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
35506 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
35507 (simplify_stmt_using_ranges): Adjust caller.
35508 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
35509 substitute_and_fold.
35511 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
35513 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
35516 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35518 PR tree-optimization/69167
35519 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
35520 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
35522 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
35524 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35525 Richard Biener <rguenther@suse.de>
35527 PR tree-optimization/68707
35528 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
35529 instances that can be handled via vect_load_lanes.
35531 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
35533 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
35534 if we can't determine address equivalence.
35535 * alias.c (compare_base_decl): Update for changed return value of
35536 symtab_node::equal_address_to.
35538 2016-01-08 Jason Merrill <jason@redhat.com>
35542 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
35543 * expr.c (store_field): Not here.
35544 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
35545 call with TREE_ADDRESSABLE type.
35546 * tree-cfg.c (verify_gimple_call): Adjust.
35548 2016-01-08 Olivier Hainque <hainque@adacore.com>
35550 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
35553 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35555 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
35556 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
35557 (reduc_smin_v2sf): Rename to...
35558 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
35559 (reduc_splus_v2sf): Rename to...
35560 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
35562 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35564 PR tree-optimization/69162
35565 * gimplify.c (gimplify_va_arg_expr): Encode original type of
35566 valist argument in another argument.
35567 (gimplify_modify_expr): Adjust for the above change. Cleanup.
35568 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
35569 to determine the va_list type, build a MEM_REF instead of
35570 build_fold_indirect_ref.
35572 PR tree-optimization/69172
35573 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
35576 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
35578 PR tree-optimization/67781
35579 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
35580 and cmpnop in two steps: first the ones not accessed in original
35581 gimple expression in a endian independent way and then the ones not
35582 accessed in the final result in an endian-specific way.
35584 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35586 PR tree-optimization/69083
35587 * tree-vect-slp.c (vect_get_constant_vectors): For
35588 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
35589 element type. If op is fold_convertible_p to vector_type's element
35590 type, use NOP_EXPR instead of VCE.
35592 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
35594 PR rtl-optimization/67778
35595 PR rtl-optimization/68634
35596 PR rtl-optimization/68909
35597 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
35598 block from the stack until done with it. Remove a superfluous
35599 bitmap set. Remove a superfluous bitmap test.
35601 2016-01-07 Martin Sebor <msebor@redhat.com>
35604 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
35605 constraint on the type of arguments.
35607 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
35609 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
35610 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
35611 unaligned_access on the gcc_options set.
35612 * config/arm/arm.c (arm_option_override_internal): Use
35613 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
35615 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35618 * config/i386/i386.c (ix86_frame_pointer_required): Enable
35619 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
35621 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35624 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35627 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35628 depending on frame_pointer_needed before remaining integer and SSE
35629 registers are saved.
35631 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
35634 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
35636 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
35639 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
35640 Use the "xBm" constraint.
35641 (float<sseintvecmodelower><mode>2<mask_name><round_name):
35643 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
35644 (sse_cvtsi2ssq<round_name>): Likewise.
35645 (sse_cvtss2si<round_name>): Likewise.
35646 (sse_cvtss2siq<round_name>): Likewise.
35647 (sse2_cvtsi2sdq<round_name>): Likewise.
35648 (sse2_cvtsd2si<round_name>): Likewise.
35649 (sse2_cvtsd2siq<round_name>): Likewise.
35650 * config/i386/subst.md (round_nimm_scalar_predicate): New
35653 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
35655 PR middle-end/67639
35656 * varasm.c (make_decl_rtl): Mark invalid register vars as
35659 PR rtl-optimization/66206
35660 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
35661 All callers changed.
35663 2016-01-07 Jakub Jelinek <jakub@redhat.com>
35665 PR tree-optimization/69141
35666 * tree-ssa-pre.c: Include langhooks.h.
35667 (eliminate_dom_walker::before_dom_children): Use
35668 lang_hooks.decl_printable_name instead of
35669 cgraph_node::get ()->name ().
35671 PR middle-end/68960
35672 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
35673 it and DECL_ALIGN too.
35675 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
35677 * config/mips/mips-ftypes.def: Sort to lexicographical order.
35679 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35682 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35683 depending on frame_pointer_needed before remaining integer and SSE
35684 registers are saved.
35686 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35688 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
35689 mode iterator with VSX_M2.
35690 (*p9_vecstore_<mode>): Likewise.
35691 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
35692 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
35693 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
35694 (define_split for VSX_LE128 stores): Likewise.
35695 (define_peephole2 for TImode LE swaps): Likewise.
35696 (define_split for VSX_LE128 post-reload stores): Likewise.
35698 2016-01-06 Marek Polacek <polacek@redhat.com>
35701 * convert.c (convert_to_integer_1): Adjust call to
35702 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
35703 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
35704 EXPR instead of ARG.
35705 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
35707 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35710 * doc/extend.texi (RL78 Variable Attributes): New section.
35712 2016-01-05 Marek Polacek <polacek@redhat.com>
35715 * builtins.c (get_memmodel): Use expansion point location rather than
35716 the input location. Call warning_at rather than warning.
35717 (expand_builtin_atomic_compare_exchange): Likewise.
35718 (expand_builtin_atomic_load): Likewise.
35719 (expand_builtin_atomic_store): Likewise.
35720 (expand_builtin_atomic_clear): Likewise.
35722 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35725 * config/i386/i386.c (ix86_expand_vector_logical_operator):
35726 Replace nonimmediate_operand with vector_operand.
35727 * config/i386/predicates.md (vector_operand): New predicate.
35728 (general_vector_operand): Replace nonimmediate_operand with
35730 * config/i386/sse.md: Replace nonimmediate_operand with
35731 vector_operand and m constraint with Bm constraint on SSE
35732 patterns with 16-byte memory operand.
35733 * config/i386/subst.md (round_nimm_predicate): Replace
35734 nonimmediate_operand with vector_operand.
35735 (round_saeonly_nimm_predicate): Likewise.
35736 (round_saeonly_nimm_scalar_predicate): New.
35738 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35741 * config/i386/constraints.md (Bm): New constraint.
35742 * config/i386/predicates.md (vector_memory_operand): New
35744 * config/i386/sse.md: Replace xm with xBm in plusminus and
35745 any_logic patterns.
35747 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35750 * doc/extend.texi (V850 Function Attributes): New section.
35751 (V850 Variable Attributes): New section.
35753 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35756 * doc/extend.texi (MicroBlaze Function Attributes): Document
35757 interrupt_handler and fast_interrupt attributes.
35759 2016-01-05 Sergei Trofimovich <siarheit@google.com>
35762 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
35763 for local symbolic operands.
35764 * config/ia64/predicates.md (local_symbolic_operand64): New
35767 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35769 PR rtl-optimization/68651
35770 * combine.c (combine_simplify_rtx): Canonicalize x + x into
35773 2016-01-05 Nathan Sidwell <nathan@acm.org>
35775 * alias.c (compare_base_decls): Use symtab_node::get.
35777 2016-01-05 Nick Clifton <nickc@redhat.com>
35780 * ira-costs.c (copy_cost): Initialise the t_icode field of the
35781 secondary_reload_info structure.
35784 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
35785 decls if weak support is available.
35787 2016-01-04 Martin Sebor <msebor@redhat.com>
35789 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
35791 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
35793 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
35794 OPTION_MASK_P9_DFORM.
35796 * config/rs6000/constraints.md (wo constraint): New constraint for
35799 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
35801 (rs6000_init_hard_regno_mode_ok): Likewise.
35803 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
35806 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
35807 expanders not to have constraints. Add support for ISA 3.0 xxperm
35808 instruction. Add support for fusing xxlor with xxperm.
35809 (altivec_vperm_<mode>_internal): Likewise.
35810 (altivec_vperm_v8hiv16qi): Likewise.
35811 (altivec_vperm_<mode>v16q): Likewise.
35812 (altivec_vperm_<mode>_uns): Likewise.
35813 (vperm_v8hiv4si): Likewise.
35814 (vperm_v16qiv8hi): Likewise.
35816 * doc/md.texi (RS/6000 constraints): Document wo constraint.
35818 2016-01-04 Jakub Jelinek <jakub@redhat.com>
35820 Update copyright years.
35822 * gcc.c (process_command): Update copyright notice dates.
35823 * gcov-dump.c (print_version): Ditto.
35824 * gcov.c (print_version): Ditto.
35825 * gcov-tool.c (print_version): Ditto.
35826 * gengtype.c (create_file): Ditto.
35827 * doc/cpp.texi: Bump @copying's copyright year.
35828 * doc/cppinternals.texi: Ditto.
35829 * doc/gcc.texi: Ditto.
35830 * doc/gccint.texi: Ditto.
35831 * doc/gcov.texi: Ditto.
35832 * doc/install.texi: Ditto.
35833 * doc/invoke.texi: Ditto.
35835 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35837 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
35838 modes larger than TImode as TImode if NEON is not enabled.
35840 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35843 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
35844 mode for %f0-%f31 only if TARGET_FPU.
35846 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35849 * config/sparc/sparc.c (scan_record_type): Take into account subfields
35850 to compute the PACKED_P predicate.
35851 (function_arg_record_value): Minor tweaks.
35853 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
35855 * doc/install.texi (--with-multilib-list): Describe the meaning of the
35856 option for arm*-*-* targets.
35858 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
35860 * doc/extend.texi (Common Function Attributes): Move docs for
35861 MSP430-specific attributes to....
35862 (MSP430 Function Attributes): ...here. Delete the redundant
35863 entries and copy-edit the remaining text.
35864 (MSP430 Variable Attributes): Use uniform format for index
35865 entries and add a cross-reference to the corresponding function
35868 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
35870 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
35872 (x86 Options): Likewise.
35874 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35878 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
35879 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
35880 to corresponding attribute.
35882 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35884 * doc/extend.texi (Common Function Attributes) <noplt>: Move
35885 to correct alphabetization of table. Copy-edit and correct
35887 <stack_protect>: Likewise.
35888 <target_clones>: Likewise.
35890 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
35891 Correct punctuation.
35892 (Code Gen Options) <-fno-plt>: Copy-edit.
35894 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
35897 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
35898 SI values. Explicitly convert SI to DI and vice-versa.
35900 2016-01-01 Jakub Jelinek <jakub@redhat.com>
35902 PR tree-optimization/69070
35903 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
35904 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
35907 * ubsan.c (ubsan_instrument_float_cast): Call
35908 initialize_sanitizer_builtins.
35911 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
35913 Copyright (C) 2016 Free Software Foundation, Inc.
35915 Copying and distribution of this file, with or without modification,
35916 are permitted in any medium without royalty provided the copyright
35917 notice and this notice are preserved.