1 2016-12-19 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (*popcounthi2_1): New insn_and_split pattern.
5 2016-12-19 Sandra Loosemore <sandra@codesourcery.com>
7 * doc/cpp.texi: Clean up anachronistic C99 references and remove
8 discussion of very old GCC versions.
9 (Differences from previous versions): Delete entire section.
11 2016-12-19 Will Schmidt <will_schmidt@vnet.ibm.com>
13 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
14 early expansion of vector multiply and subtract builtins.
16 2016-12-19 David Malcolm <dmalcolm@redhat.com>
18 * print-rtl.c (rtx_writer::print_rtx_operand_code_r): For
19 non-virtual pseudos in compact mode, wrap the regno in '<' and '>'
20 rather than using a '%' prefix.
21 * rtl-tests.c (selftest::test_dumping_regs): Update for above change.
23 2016-12-19 Dominik Vogt <vogt@linux.vnet.ibm.com>
26 * config/s390/s390.md ("*andc_split_<mode>"): Allow memory destination
27 only if it coincides with operand 2.
29 2016-12-19 Dominik Vogt <vogt@linux.vnet.ibm.com>
31 * combine.c (change_zero_ext): Skip generation of redundant AND.
33 2016-12-19 Krister Walfridsson <krister.walfridsson@gmail.com>
35 * config/netbsd.h (LINK_EH_SPEC): Define.
37 2016-12-18 Eric Botcazou <ebotcazou@adacore.com>
39 * lra-constraints.c (process_address): Add forward declaration.
40 (simplify_operand_subreg): In the MEM case, if the adjusted memory
41 reference is not sufficient aligned and the address was invalid,
42 reload the address before reloading the original memory reference.
43 Fix long lines and add a final return for the sake of clarity.
45 2016-12-17 Jakub Jelinek <jakub@redhat.com>
48 * sanopt.c (sanitize_asan_mark_unpoison): Remove next variable, use
49 continue if gsi_next should be skipped.
50 (sanitize_asan_mark_poison): Remove prev variable, use continue if
51 gsi_prev should be skipped. When removing ASAN_MARK, do gsi_prev
52 first and gsi_remove on a previously made copy of the iterator.
54 2016-12-17 Andrew Senkevich <andrew.senkevich@intel.com>
56 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
57 * config/i386/avx512dqintrin.h: Ditto.
58 * config/i386/avx512fintrin.h: Ditto.
59 * config/i386/i386-builtin.def (__builtin_ia32_kaddqi,
60 __builtin_ia32_kaddhi, __builtin_ia32_kaddsi,
61 __builtin_ia32_kadddi): New.
62 * config/i386/sse.md (kadd<mode>): New.
64 2016-12-17 Uros Bizjak <ubizjak@gmail.com>
66 * config/i386/i386.md (*tzcnt<mode>_1): Merge *tzcnt<mode>_1_falsedep_1
67 and *tzcnt<mode>_1 to define_insn_and_split pattern. Adjust split
68 condition to split after epilogue_completed.
69 (ctz<mode>2): Remove expander.
70 (ctz<mode>2): Merge *ctz<mode>2_falsedep_1 and *ctz<mode>2 to
71 define_insn_and_split pattern. Adjust split condition to split
72 after epilogue_completed.
73 (clz<mode>2_lznct): Remove expander.
74 (clz<mode>2_lzcnt): Merge *clz<mode>2_lzcnt_falsedep_1 and
75 *clz<mode>2 to define_insn_and_split pattern. Adjust split
76 condition to split after epilogue_completed.
77 (<lt_zcnt>_<mode>): Remove expander.
78 (<lt_zcnt>_<mode>): Merge *<lt_zcnt>_<mode>_falsedep_1 and
79 *<lt_zcnt>_<mode> to define_insn_and_split pattern. Adjust split
80 condition to split after epilogue_completed.
81 (<lt_zcnt>_hi): New insn pattern.
82 (popcount<mode>2): Remove expander.
83 (popcount<mode>2): Merge *popcount<mode>2_falsedep_1 and
84 *popcount<mode>2 to define_insn_and_split pattern. Adjust split
85 condition to split after epilogue_completed.
86 (popcounthi2): New insn pattern.
88 2016-12-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
90 * config/rs6000/altivec.md (UNSPEC_CMPRB): New unspec value.
91 (UNSPEC_CMPRB2): New unspec value.
92 (UNSPEC_CMPEQB): New unspec value.
93 (cmprb): New expansion.
94 (*cmprb_internal): New insn.
95 (*setb_internal): New insn.
96 (cmprb2): New expansion.
97 (*cmprb2_internal): New insn.
98 (cmpeqb): New expansion.
99 (*cmpeqb_internal): New insn.
100 * config/rs6000/rs6000-builtin.def (BU_P9_2): New macro.
101 (BU_P9_64BIT_2): Likewise.
102 (BU_P9_OVERLOAD_2): Likewise.
103 (CMPRB): Add byte-in-range built-in function.
104 (CMBRB2): Add byte-in-either-range built-in function.
105 (CMPEQB): Add byte-in-set built-in function.
106 (CMPRB): Add overload support for byte-in-range function.
107 (CMPRB2): Add overload support for byte-in-either-range function.
108 (CMPEQB): Add overload support for byte-in-set built-in function.
109 * config/rs6000/rs6000-c.c (P9_BUILTIN_CMPRB): Macro expansion to
110 define argument types for new builtin.
111 (P9_BUILTIN_CMPRB2): Likewise.
112 (P9_BUILTIN_CMPEQB): Likewise.
113 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Rearrange
114 the order of presentation for certain built-in functions
115 (scalar_extract_exp, scalar_extract_sig, scalar_insert_exp)
116 (scalar_cmp_exp_gt, scalar_cmp_exp_lt, scalar_cmp_exp_eq)
117 (scalar_cmp_exp_unordered, scalar_test_data_class)
118 (scalar_test_neg) to improve locality and flow. Document
119 the new __builtin_scalar_byte_in_set,
120 __builtin_scalar_byte_in_range, and
121 __builtin_scalar_byte_in_either_range functions.
123 2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
125 * config/aarch64/aarch64.md: New define_split above bswap<mode>2.
127 2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
129 * config/aarch64/aarch64.md: New define_split above insv<mode>.
131 2016-12-16 Jakub Jelinek <jakub@redhat.com>
134 * tree-ssa-ccp.c: Include tree-dfa.h.
135 (optimize_memcpy): New function.
136 (pass_fold_builtins::execute): Use it. Remove useless conditional
137 break after BUILT_IN_VA_*.
139 2016-12-16 Marek Polacek <polacek@redhat.com>
141 PR tree-optimization/78819
142 * tree-vrp.c (find_switch_asserts): Return if the insertion limit is 0.
143 Don't register an assertion if the default case shares a label with
146 2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
148 * config/arm/arm.md (subsi3_carryin): Add Thumb-2 RSC #0.
149 (arm_negdi2) Rename to negdi2_insn, allow on Thumb-2.
150 * config/arm/thumb2.md (thumb2_negdi2): Remove pattern.
152 2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
154 * config/arm/arm.c (thumb_core_reg_alloc_order): Swap R12 and R14.
156 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
158 * config/arc/arc.md (call_prof): Remove.
159 (call_value_prof): Likewise.
160 (sibcall_prof): Likewise.
161 (sibcall_value_prof): Likewise.
163 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
165 * config/arc/arc.h (LINK_SPEC): Tidy up.
166 (ENDFILE_SPEC): Likewise.
167 (LIB_SPEC): Likewise.
168 (STARTFILE_SPEC): Include gcrt0 when profiling.
169 (FUNCTION_PROFILER): Use __mcount.
170 * config/arc/arc.opt (mucb-mcount): Remove.
171 * doc/invoke.texi (ARC): Remove mucb-mcount doc.
172 * arc/arc-protos.h (arc_profile_call): Remove.
173 * config/arc/arc.c (write_profile_sections): Likewise.
174 (arc_profile_call): Likewise.
175 (unspec_prof_hash): Likewise.
176 (unspec_prof_htab_eq): Likewise.
177 (arc_legitimate_constant_p): Remove UNSPEC_PROF.
178 (arc_reorg): Remove call to write_profile_sections.
179 * config/arc/arc.md (call): Remove call to arc_profile_call.
180 (call_value): Likewise.
182 (sibcall_value): Likewise.
183 (define_constants): Remove UNSPEC_PROF.
185 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
187 * config/arc/arc.md (mulsidi_600): Change to insn_and_split,
188 generate new mul64 insn for core multiplication work.
189 (umulsidi_600): Likewise, but use mulu64 insn.
190 (mul64): New pattern, content taken from old mulsidi_600 insn pattern.
191 (mulu64): Likewise, but using umulsidi_600.
192 (mulsidi3): Remove move to destination, this is now handled by
193 mulsidi_600 insn_and_split.
194 (umulsidi3): Likewise, but using umulsidi_600.
196 2016-12-16 Richard Biener <rguenther@suse.de>
199 * langhooks-def.h (lhd_unit_size_without_reusable_padding): Declare.
200 (LANG_HOOKS_UNIT_SIZE_WITHOUT_REUSABLE_PADDING): Define.
201 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Adjust.
202 * langhooks.h (struct lang_hooks_for_types): Add
203 unit_size_without_reusable_padding.
204 * langhooks.c (lhd_unit_size_without_reusable_padding): New.
205 * stor-layout.c (finish_bitfield_representative): Use
206 unit_size_without_reusable_padding langhook to decide on the
207 last representatives size.
209 2016-12-16 Richard Biener <rguenther@suse.de>
212 * expr.c (expand_cond_expr_using_cmove): Bail out early if
213 we end up recursing via TER.
215 2016-12-15 Martin Sebor <msebor@redhat.com>
218 * vec.h (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Assert
219 a pointer is non-null.
221 2016-12-15 Andrew Senkevich <andrew.senkevich@intel.com>
223 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
224 * config/i386/avx512dqintrin.h: Ditto.
225 * config/i386/avx512fintrin.h: Ditto.
226 * config/i386/i386-builtin.def (__builtin_ia32_kmovb,
227 __builtin_ia32_kmovd, __builtin_ia32_kmovq): New.
228 (__builtin_ia32_kmov16): Rename to __builtin_ia32_kmovw.
229 * config/i386/sse.md (kmov<mskmodesuffix>): New.
231 2016-12-15 Uros Bizjak <ubizjak@gmail.com>
233 * config/i386/i386.md (ffs<mode>2): Generate CCCmode flags register
235 (ffssi2_no_cmove): Ditto.
236 (*tzcnt<mode>_1_falsedep_1): New insn_and_split pattern.
237 (*tzcnt<mode>_1_falsedep): New insn pattern.
239 (LT_ZCNT): New mode iterator.
240 (lt_zcnt): New mode attribute.
241 (lt_zcnt_type): New mode attribute.
242 (<lt_zcnt>_<mode>): Macroize expander from bmi_tzcnt_<mode> and
243 lzcnt_<mode> using LT_ZCNT mode iterator.
244 (*<lt_zcnt>_<mode>_falsedep_1): Macroize insn from
245 *bmi_tzcnt_<mode>_falsedep_1 and *lzcnt_<mode>_falsedep_1
246 using LT_ZCNT mode iterator.
247 (*<lt_zcnt>_<mode>_falsedep): Macroize insn from
248 *bmi_tzcnt_<mode>_falsedep and *lzcnt_<mode>_falsedep
249 using LT_ZCNT mode iterator.
250 (*<lt_zcnt>_<mode>): Macroize insn from *bmi_tzcnt_<mode>
251 and *lzcnt_<mode> using LT_ZCNT mode iterator.
252 * config/i386/i386-builtin.def (__builtin_ia32_tzcnt_u16)
253 (__builtin_ia32_tzcnt_u32, __builtin_ia32_tzcnt_u64, __builtin_ctzs):
256 2016-12-15 Jakub Jelinek <jakub@redhat.com>
258 * ipa-cp.c (class ipcp_bits_lattice): Formatting fixes.
259 (print_ipcp_constant_value): Likewise.
260 (ipcp_cloning_candidate_p): Likewise.
261 (ipcp_bits_lattice::get_value_and_mask): Likewise.
262 (ipcp_bits_lattice::meet_with_1): Likewise.
263 (ipcp_bits_lattice::meet_with): Likewise.
264 (initialize_node_lattices): Likewise.
265 (ipcp_lattice::add_value): Likewise.
266 (propagate_vals_accross_pass_through): Renamed to ...
267 (propagate_vals_across_pass_through): ... this function.
268 (propagate_vals_accross_ancestor): Renamed to ...
269 (propagate_vals_across_ancestor): ... this.
270 (propagate_scalar_accross_jump_function): Renamed to ...
271 (propagate_scalar_across_jump_function): ... this.
272 Adjust calls to above functions.
273 (propagate_context_accross_jump_function): Renamed to ...
274 (propagate_context_across_jump_function): ... this.
275 (propagate_bits_accross_jump_function): Renamed to ...
276 (propagate_bits_accross_jump_function): ... this. Formatting fixes.
277 (propagate_vr_accross_jump_function): Renamed to ...
278 (propagate_vr_across_jump_function): ... this.
279 (merge_agg_lats_step): Formatting fixes.
280 (propagate_constants_accross_call): Renamed to ...
281 (propagate_constants_across_call): ... this. Adjust calls to above
283 (ipa_get_indirect_edge_target_1): Formatting fixes.
284 (gather_context_independent_values): Likewise.
285 (estimate_local_effects): Likewise.
286 (add_all_node_vals_to_toposort): Likewise.
287 (propagate_constants_topo): Adjust calls to above functions.
288 (get_replacement_map): Formatting fixes.
289 (dump_profile_updates): Likewise.
290 (update_profiling_info): Likewise.
291 (update_specialized_profile): Likewise.
292 (create_specialized_node): Likewise.
293 (find_more_contexts_for_caller_subset): Likewise.
294 (decide_whether_version_node): Likewise.
295 (identify_dead_nodes): Likewise.
296 (ipcp_decision_stage): Likewise.
297 (ipcp_store_bits_results): Likewise.
298 (ipcp_store_vr_results): Likewise.
299 (ipcp_driver): Likewise.
301 2016-12-15 David Malcolm <dmalcolm@redhat.com>
303 PR preprocessor/78680
304 PR preprocessor/78811
305 * input.c (struct selftest::lexer_test): Add field
306 m_implicitly_expect_EOF.
307 (selftest::lexer_error_sink): New class.
308 (selftest::lexer_error_sink::s_singleton): New global.
309 (selftest::lexer_test::lexer_test): Initialize new field
310 "m_implicitly_expect_EOF".
311 (selftest::lexer_test::~lexer_test): Conditionalize the
312 check for the EOF token on the new field.
313 (selftest::test_lexer_string_locations_raw_string_unterminated):
315 (selftest::input_c_tests): Call the new test.
317 2016-12-15 Wilco Dijkstra <wdijkstr@arm.com>
319 * config/arm/arm.h (TARGET_BACKTRACE): Use crtl->is_leaf.
320 * config/arm/arm.c (arm_option_check_internal): Improve comment.
321 (thumb_force_lr_save): Use crtl->is_leaf.
322 (arm_get_frame_offsets): Remove comment. Use crtl->is_leaf.
323 (thumb_far_jump_used_p): Remove comment.
324 (arm_frame_pointer_required): Use crtl->is_leaf.
326 2016-12-15 Jakub Jelinek <jakub@redhat.com>
328 * doc/extend.texi: Clean up @xref{...} uses.
329 * doc/invoke.texi: Likewise.
331 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
333 * arm-fpus.def: Add CNAME field to all FPU definitions.
334 * genopt.sh: Use explicit enumeration tags for FPU entries.
335 * arm-tables.opt: Regenerated.
336 * arm.opt (mfpu): Provide initial value.
337 * arm-opts.h (enum fpu_type): Build the enumeration from the list of
338 available FPUs. Add 'auto' entry on the end.
339 * arm.c (arm_configure_build_target): Only do explicit configuration
340 of the FPU features if the selected FPU is not 'auto'.
341 (arm_option_override): Adjust initialization of arm_fpu_index.
342 Emit an error if we have a hard float ABI request, but the processor
343 does not support floating-point.
344 (arm_option_print): Handle -mfpu=auto.
345 (arm_valid_target_attribute_rec): Don't permit fpu=auto in pragmas
346 or function attributes.
347 (arm_identify_fpu_from_isa): Handle effective soft-float when
348 the FPU is automatically detected.
349 * arm-cores.def (arm1136jf-s): Add feature ISA_FP_DBL.
350 (arm1176jzf-s): Likewise.
352 (arm1156t2f-s): Likewise.
354 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
356 * arm-fpus.def (ARM_FPU): Remove features field from all definitions.
357 * arm.h (arm_fpu_feature_set): Delete typedef.
358 (FPU_FL_NONE): Delete.
359 (FPU_FL_NEON): Delete.
360 (FPU_FL_FP16): Delete.
361 (FPU_FL_CRYPTO): Delete.
362 (FPU_FL_DBL): Delete.
363 (FPU_FL_D32): Delete.
364 (FPU_FL_VFPv2): Delete.
365 (FPU_FL_VFPv3): Delete.
366 (FPU_FL_VFPv4): Delete.
367 (FPU_FL_VFPv5): Delete.
368 (FPU_FL_AMRv8): Delete.
377 (FPU_CRYPTO): Delete.
379 (arm_fpu_desc): Delete features field.
380 * arm.c (all_fpus): Don't initialize feature field.
382 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
384 * arm.c (arm_can_inline_p): Use ISA features for determining
387 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
389 * arm-protos.h (arm_configure_build_target): Change second argument
390 to cl_target_options.
391 * arm.c (arm_configure_build_target): Likewise.
392 (arm_option_restore): Update accordingly.
393 (arm_option_override): Create the target_option_default_node before
394 calling arm_configure_build_target. Use it in call of latter.
395 Resynchronize after all other overrides have been calculated.
396 (arm_valid_target_attribute_tree): Use the target options for
397 reconfiguration. Resynchronize after performing override checks.
398 * arm-c.c (arm_pragma_target_parse): Use target optiosn from cur_tree
399 to reconfigure the build target.
401 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
403 * arm.h (TARGET_VFPD32): Use arm_active_target.
404 (TARGET_VFP3): Likewise.
405 (TARGET_VFP5): Likewise.
406 (TARGET_VFP_SINGLE): Likewise.
407 (TARGET_VFP_DOUBLE): Likewise.
408 (TARGET_NEON_FP16): Likewise.
409 (TARGET_FP16): Likewise.
410 (TARGET_FMA): Likewise.
411 (TARGET_FPU_ARMV8): Likewise.
412 (TARGET_CRYPTO): Likewise.
413 (TARGET_NEON): Likewise.
414 (TARGET_FPU_FEATURES): Delete.
415 * arm.c (arm_option_check_internal): Check for iwmmxt conflict with
416 Neon using arm_active_target.
418 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
420 * arm.h (TARGET_FPU_NAME): Delete.
421 * arm.c (arm_identify_fpu_from_isa): New function.
422 (arm_declare_function_name): Use it to get the name for the FPU.
424 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
426 * arm-protos.h: Include sbitmap.h
427 (arm_configure_build_target): Make public.
428 * arm.c (arm_configure_build_target): Now not static.
429 (arm_valid_target_attribute_rec): Move internal option check to...
430 (arm_valid_target_attribute_tree0: ... here. Also reconfingure the
432 (arm_override_options_after_change): Call arm_configure_build_target.
433 (isa_all_fpubits): Renamed from isa_fpubits.
434 (arm_option_restore): New function.
435 (TARGET_OPTION_RESTORE): Register it.
436 (arm_configure_build_target): Initialize the FPU capability bits in
438 (arm_option_override): Move the code that forces the setting of the
439 FPU option before the call to arm_configure_build_target.
440 * arm.opt (march): Mark as Save.
441 (mcpu, mtune): Likewise.
442 * arm-c.c (arm_pragma_target_parse): Reconfigure the build target
443 after pragmas change the target options.
445 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
447 * arm-isa.h (isa_feature): Add bits for VFPv4, FPv5, fp16conv,
448 fP_dbl, fp_d32 and fp_crypto.
449 (ISA_ALL_FPU): Add all the new bits.
450 (ISA_VFPv2, ISA_VFPv3, ISA_VFPv4, ISA_FPv5): New macros.
451 (ISA_FP_ARMv8, ISA_FP_DBL, ISA_FP_D32, ISA_NEON, ISA_CRYPTO): Likewise.
452 * arm-fpus.def: Add ISA features to all FPUs.
453 * arm.h: (arm_fpu_desc): Add new field for ISA bits.
454 * arm.c (all_fpus): Initialize it.
455 * arm-tables.opt: Regenerated.
457 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
459 * arm.h (FPU_FL_VFPv2) New feature bit.
460 (FPU_FL_VFPv3, FPU_FL_VFPv4, FPU_FL_VFPv5, FPU_FL_ARMv8): Likewise.
461 (FPU_VFPv2, FPU_VFPv3, FPU_VFPv4, FPU_VFPv5, FPU_ARMv8): New helper
463 (FPU_DBL, FPU_D32, FPU_NEON, FPU_CRYPTO, FPU_FP16): Likewise.
464 (TARGET_FPU_REV): Delete.
465 (TARGET_VFP3): Use feature bits.
466 (TARGET_VFP5): Likewise.
467 (TARGET_FMA): Likewise.
468 (TARGET_FPU_ARMV8): Likewise.
469 (struct arm_fpu_desc): Delete rev field.
470 * arm-fpus.def: Delete REV entry, use new feature bits and macros.
471 * arm.c (all_fpus): Delete rev field.
473 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
475 * arm.h (vfp_reg_type): Delete.
476 (TARGET_FPU_REGS): Delete.
477 (arm_fpu_desc): Delete regs field.
478 (FPU_FL_NONE, FPU_FL_NEON, FPU_FL_FP16, FPU_FL_CRYPTO): Use unsigned
480 (FPU_FL_DBL, FPU_FL_D32): Define.
481 (TARGET_VFPD32): Use feature test.
482 (TARGET_VFP_SINGLE): Likewise.
483 (TARGET_VFP_DOUBLE): Likewise.
484 * arm-fpus.def: Update all entries for new feature bits.
485 * arm.c (all_fpus): Update initializer macro.
486 (arm_can_inline_p): Remove test on fpu regs.
488 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
490 * arm.h (arm_fp_model): Delete.
492 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
494 * arm-cores.def: Remove FLAGS field from all core definitions.
495 * arm-arches.def: Likewise.
496 * arm-opts.h (enum processor_type): Remove FLAGS parameter from
498 (arm_arch_core_flags): Likewise, plus ARM_ARCH macro.
499 * arm-protos.h (FL_*): Delete.
500 (arm_feature_set): Delete.
501 (ARM_FSET_*): Delete.
502 * arm.c (struct processors): Delete flags field.
503 (all_cores): Delete FLAGS parameter from macro, don't initialize flags.
504 (all architectures): Likewise.
506 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
508 * arm-opts.h (struct arm_arch_core_flag): Add new field ISA.
510 (arm_arch_core_flag): Delete flags field.
511 (arm_arch_core_flags): Don't initialize flags field.
512 * common/config/arm/arm-common.c (check_isa_bits_for): New function.
513 (arm_target_thumb_only): Use new isa bits arrays.
515 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
517 * arm-protos.h (insn_flags): Delete declaration.
518 (arm_arch7ve): Declare.
519 * arm.c (insn_flags): Delete.
520 (arm_arch7ve): New variable.
521 (arm_selected_cpu): Delete.
522 (arm_option_check_internal): Use new ISA bitmap.
523 (arm_option_override_internal): Likewise.
524 (arm_configure_build_target): Declare arm_selected_cpu locally.
525 (arm_option_override): Use new ISA bitmap. Initialize arm_arch7ve.
526 Rearrange variable intialization by general function.
527 * arm.h (TARGET_HAVE_LPAE): Use arm_arch7ve.
529 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
531 * arm-builtins.c: Include sbitmap.h.
532 (def_mbuiltin): Change first parameter to a flag bit. Use it to test
533 available features in the current target.
534 (struct builtin_description): Change type of feature field.
535 (IWMMXT_BUILTIN): Use the isa_features types.
536 (IWMMXT2_BUILTIN): Likewise.
537 (IWMMXT_BUILTIN2): Likewise.
538 (IWMMXT2_BUILTIN2): Likewise.
539 (CRC32_BUILTIN): Likewise.
540 (CRYPTO_BUILTIN): Likewise.
541 (iwmmx_builtin): Likewise.
542 (iwmmx2_builtin): Likewise.
543 (arm_iwmmxt_builtin): Check for specific feature bits.
545 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
547 * arm-isa.h (enum isa_feature): Add isa_quirk_cm3_ldrd.
548 (ISA_ALL_QUIRKS): New macro.
549 * arm-cores.def (cortex-m3): Add isa_quirk_cm3_ldrd to isa feature list.
550 * arm.c (isa_quirkbits): New feature-list bitmap.
551 (arm_configure_build_target): Ignore quirk bits when comparing an
552 architecture feature list with a CPU feature list.
553 (arm_option_override): Initialize_isa_quirkbits. If the user has
554 not specified -m[no-]fix-cortex-m3-ldrd, automatically enable the
555 feature if isa_quirk_cm3_ldrd appears in the isa feature list.
557 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
559 * arm.c (arm_option_override): Use arm_active_target as source of
560 information for arm_base_arch and arm_arch_name.
561 * (arm_file_start): Use arm_active_target for core name.
563 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
565 * arm.c (arm_selected_tune): Delete static variable.
566 (arm_selected_arch): Likewise.
567 (arm_configure_build_target): Declare local versions of arm_selected
568 target and arm_selected_arch. Initialize more fields in target
570 (arm_option_override): Use arm_active_target instead of
571 arm_selected_tune and arm_selected_arch.
572 (asm_file_start): Use arm_active_target.
574 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
576 * arm-protos.h (arm_build_target): New structure.
577 (arm_active_target): Declare it.
578 * arm.c (arm_active_target): New variable.
579 (bitmap_popcount): New function.
580 (feature_count): Delete.
581 (arm_initialize_isa): New function.
582 isa_fpubits): New variable.
583 (arm_configure_build_target): New function.
584 (arm_option_override): Initialize isa_fpubits and arm_active_target.isa.
585 Use arm_configure_build_target.
587 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
589 * arm-isa.h: New file.
590 * arm-protos.h: Include it.
591 * arm-arches.def: Add new ISA field to all entries. Drop bogus
592 armv8.1-a+crc architecture.
593 * arm-cores.def: Similarly. Group ARMv8 cores by profile.
594 * arm-opts.h (enum processor_type): Adjust for new field.
595 * arm.c (struct processors): New field 'isa_bits'.
596 (all_cores, all_architectures): Initialize new field.
597 * arm-tables.opt: Regenerated.
598 * arm-tune.md: Regenerated.
600 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
602 * arm-arches.def (ARM_ARCH): Add extra field TUNE_FLAGS, move
603 tuning properties from architectural FLAGS field.
604 * arm-cores.def (ARM_CORE): Likewise.
605 * arm-protos.h (TF_LDSCHED, TF_WBUF, TF_CO_PROC): New macros.
606 (TF_SMALLMUL, TF_STRONG, TF_SCALE, TF_NOMODE32): New macros.
607 (FL_LDSCHED, FL_STRONG, FL_WBUF, FL_SMALLMUL): Delete.
608 (FL_TUNE): Remove deleted elements.
609 (tune_flags): Convert type to unsigned int.
610 * arm.c (struct processors): Add new field tune_flags.
611 (all_cores, all_arches): Initialize it.
612 (arm_option_override): Adapt uses of tune_flags. Use tune_flags
613 for deciding when we should have slow multiply operations.
615 2016-12-14 Martin Sebor <msebor@redhat.com>
618 * gimple-ssa-sprintf.c (format_string): Handle null pointers.
619 (format_directive): Diagnose null pointer arguments.
620 (pass_sprintf_length::handle_gimple_call): Diagnose null destination
621 pointers. Correct location of null format string in diagnostics.
623 2016-12-14 David Malcolm <dmalcolm@redhat.com>
625 * Makefile.in (SELFTEST_FLAGS): Add path argument to -fself-test.
626 (s-selftest): Add dependency on the selftests data directory.
627 * common.opt (fself-test): Rename to...
628 (fself-test=): ...this, documenting the meaning of the argument.
629 * selftest-run-tests.c (along): Likewise.
630 * selftest-run-tests.c: Include "options.h".
631 (selftest::run_tests): Initialize selftest::path_to_selftest_files
633 * selftest.c (selftest::path_to_selftest_files): New global.
634 (selftest::locate_file): New function.
635 (selftest::test_locate_file): New function.
636 (selftest_c_tests): Likewise.
637 (selftest::selftest_c_tests): Call test_locate_file.
638 * selftest.h (selftest::locate_file): New decl.
639 (selftest::path_to_selftest_files): New decl.
641 2016-12-14 Andrew Pinski <apinski@cavium.com>
643 * config/aarch64/aarch64-cores.def: Add -1 as the variant to all
645 (thunderx): Update to include LSE by default.
646 (thunderxt88p1): New core.
647 (thunderxt88): New core.
648 (thunderxt81): New core.
649 (thunderxt83): New core.
650 * config/aarch64/driver-aarch64.c (struct aarch64_core_data):
652 (ALL_VARIANTS): New define.
653 (AARCH64_CORE): Support VARIANT operand.
654 (cpu_data): Likewise.
655 (host_detect_local_cpu): Parse variant field of /proc/cpuinfo.
656 Combine the arch and single core case and support variant searching.
657 * common/config/aarch64/aarch64-common.c (AARCH64_CORE):
659 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Likewise.
660 * config/aarch64/aarch64.c (AARCH64_CORE): Likewise.
661 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
662 * config/aarch64/aarch64-tune.md: Regenerate.
663 * doc/invoke.texi (AARCH64/mtune): Document thunderxt88,
664 thunderxt88p1, thunderxt81, thunderxt83 as available options.
666 2016-12-14 Martin Jambor <mjambor@suse.cz>
668 * omp-offload.c: Fix coding style.
669 * omp-expand.c: Likewise.
670 * omp-general.c: Likewise.
671 * omp-grid.c: Likewise.
672 * omp-low.c: Fix coding style of parts touched by the
673 previous splitting patch.
675 2016-12-14 Martin Jambor <mjambor@suse.cz>
677 * omp-general.h: New file.
678 * omp-general.c: New file.
679 * omp-expand.h: Likewise.
680 * omp-expand.c: Likewise.
681 * omp-offload.h: Likewise.
682 * omp-offload.c: Likewise.
683 * omp-grid.c: Likewise.
684 * omp-grid.c: Likewise.
685 * omp-low.h: Include omp-general.h and omp-grid.h. Removed includes
686 of params.h, symbol-summary.h, lto-section-names.h, cilk.h, tree-eh.h,
687 ipa-prop.h, tree-cfgcleanup.h, cfgloop.h, except.h, expr.h, stmt.h,
688 varasm.h, calls.h, explow.h, dojump.h, flags.h, tree-into-ssa.h,
689 tree-cfg.h, cfganal.h, alias.h, emit-rtl.h, optabs.h, expmed.h,
690 alloc-pool.h, cfghooks.h, rtl.h and memmodel.h.
691 (omp_find_combined_for): Declare.
692 (find_omp_clause): Renamed to omp_find_clause and moved to
694 (free_omp_regions): Renamed to omp_free_regions and moved to
696 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
698 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
700 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
701 moved to omp-general.h.
702 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
704 (oacc_fn_attrib_kernels_p): Moved to omp-general.h.
705 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
707 (omp_expand_local): Moved to omp-expand.h.
708 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
710 (omp_finish_file): Moved to omp-offload.h.
711 (default_goacc_validate_dims): Renamed to
712 oacc_default_goacc_validate_dims and moved to omp-offload.h.
713 (offload_funcs, offload_vars): Moved to omp-offload.h.
714 * omp-low.c: Include omp-general.h, omp-offload.h and omp-grid.h.
715 (omp_region): Moved to omp-expand.c.
716 (omp_for_data_loop): Moved to omp-general.h.
717 (omp_for_data): Likewise.
718 (oacc_loop): Moved to omp-offload.c.
719 (oacc_loop_flags): Moved to omp-general.h.
720 (offload_funcs, offload_vars): Moved to omp-offload.c.
721 (root_omp_region): Moved to omp-expand.c.
722 (omp_any_child_fn_dumped): Likewise.
723 (find_omp_clause): Renamed to omp_find_clause and moved to
725 (is_combined_parallel): Moved to omp-expand.c.
726 (is_reference): Renamed to omp_is_reference and and moved to
728 (adjust_for_condition): Renamed to omp_adjust_for_condition and moved
730 (get_omp_for_step_from_incr): Renamed to omp_get_for_step_from_incr
731 and moved to omp-general.c.
732 (extract_omp_for_data): Renamed to omp_extract_for_data and moved to
734 (workshare_safe_to_combine_p): Moved to omp-expand.c.
735 (omp_adjust_chunk_size): Likewise.
736 (get_ws_args_for): Likewise.
737 (get_base_type): Removed.
738 (dump_omp_region): Moved to omp-expand.c.
739 (debug_omp_region): Likewise.
740 (debug_all_omp_regions): Likewise.
741 (new_omp_region): Likewise.
742 (free_omp_region_1): Likewise.
743 (free_omp_regions): Renamed to omp_free_regions and moved to
745 (find_combined_for): Renamed to omp_find_combined_for, made global.
746 (build_omp_barrier): Renamed to omp_build_barrier and moved to
748 (omp_max_vf): Moved to omp-general.c.
749 (omp_max_simt_vf): Likewise.
750 (gimple_build_cond_empty): Moved to omp-expand.c.
751 (parallel_needs_hsa_kernel_p): Likewise.
752 (expand_omp_build_assign): Moved declaration to omp-expand.c.
753 (expand_parallel_call): Moved to omp-expand.c.
754 (expand_cilk_for_call): Likewise.
755 (expand_task_call): Likewise.
756 (vec2chain): Likewise.
757 (remove_exit_barrier): Likewise.
758 (remove_exit_barriers): Likewise.
759 (optimize_omp_library_calls): Likewise.
760 (expand_omp_regimplify_p): Likewise.
761 (expand_omp_build_assign): Likewise.
762 (expand_omp_taskreg): Likewise.
763 (oacc_collapse): Likewise.
764 (expand_oacc_collapse_init): Likewise.
765 (expand_oacc_collapse_vars): Likewise.
766 (expand_omp_for_init_counts): Likewise.
767 (expand_omp_for_init_vars): Likewise.
768 (extract_omp_for_update_vars): Likewise.
769 (expand_omp_ordered_source): Likewise.
770 (expand_omp_ordered_sink): Likewise.
771 (expand_omp_ordered_source_sink): Likewise.
772 (expand_omp_for_ordered_loops): Likewise.
773 (expand_omp_for_generic): Likewise.
774 (expand_omp_for_static_nochunk): Likewise.
775 (find_phi_with_arg_on_edge): Likewise.
776 (expand_omp_for_static_chunk): Likewise.
777 (expand_cilk_for): Likewise.
778 (expand_omp_simd): Likewise.
779 (expand_omp_taskloop_for_outer): Likewise.
780 (expand_omp_taskloop_for_inner): Likewise.
781 (expand_oacc_for): Likewise.
782 (expand_omp_for): Likewise.
783 (expand_omp_sections): Likewise.
784 (expand_omp_single): Likewise.
785 (expand_omp_synch): Likewise.
786 (expand_omp_atomic_load): Likewise.
787 (expand_omp_atomic_store): Likewise.
788 (expand_omp_atomic_fetch_op): Likewise.
789 (expand_omp_atomic_pipeline): Likewise.
790 (expand_omp_atomic_mutex): Likewise.
791 (expand_omp_atomic): Likewise.
792 (oacc_launch_pack): and moved to omp-general.c, made public.
793 (OACC_FN_ATTRIB): Likewise.
794 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
796 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
798 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
799 moved to omp-general.c.
800 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
802 (oacc_fn_attrib_kernels_p): Moved to omp-general.c.
803 (oacc_fn_attrib_level): Moved to omp-offload.c.
804 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
806 (get_oacc_ifn_dim_arg): Renamed to oacc_get_ifn_dim_arg and moved to
808 (mark_loops_in_oacc_kernels_region): Moved to omp-expand.c.
809 (grid_launch_attributes_trees): Likewise.
810 (grid_attr_trees): Likewise.
811 (grid_create_kernel_launch_attr_types): Likewise.
812 (grid_insert_store_range_dim): Likewise.
813 (grid_get_kernel_launch_attributes): Likewise.
814 (get_target_argument_identifier_1): Likewise.
815 (get_target_argument_identifier): Likewise.
816 (get_target_argument_value): Likewise.
817 (push_target_argument_according_to_value): Likewise.
818 (get_target_arguments): Likewise.
819 (expand_omp_target): Likewise.
820 (grid_expand_omp_for_loop): Moved to omp-grid.c.
821 (grid_arg_decl_map): Likewise.
822 (grid_remap_kernel_arg_accesses): Likewise.
823 (grid_expand_target_grid_body): Likewise.
824 (expand_omp): Renamed to omp_expand and moved to omp-expand.c.
825 (build_omp_regions_1): Moved to omp-expand.c.
826 (build_omp_regions_root): Likewise.
827 (omp_expand_local): Likewise.
828 (build_omp_regions): Likewise.
829 (execute_expand_omp): Likewise.
830 (pass_data_expand_omp): Likewise.
831 (pass_expand_omp): Likewise.
832 (make_pass_expand_omp): Likewise.
833 (pass_data_expand_omp_ssa): Likewise.
834 (pass_expand_omp_ssa): Likewise.
835 (make_pass_expand_omp_ssa): Likewise.
836 (grid_lastprivate_predicate): Renamed to
837 omp_grid_lastprivate_predicate and moved to omp-grid.c, made public.
838 (grid_prop): Moved to omp-grid.c.
839 (GRID_MISSED_MSG_PREFIX): Likewise.
840 (grid_safe_assignment_p): Likewise.
841 (grid_seq_only_contains_local_assignments): Likewise.
842 (grid_find_single_omp_among_assignments_1): Likewise.
843 (grid_find_single_omp_among_assignments): Likewise.
844 (grid_find_ungridifiable_statement): Likewise.
845 (grid_parallel_clauses_gridifiable): Likewise.
846 (grid_inner_loop_gridifiable_p): Likewise.
847 (grid_dist_follows_simple_pattern): Likewise.
848 (grid_gfor_follows_tiling_pattern): Likewise.
849 (grid_call_permissible_in_distribute_p): Likewise.
850 (grid_handle_call_in_distribute): Likewise.
851 (grid_dist_follows_tiling_pattern): Likewise.
852 (grid_target_follows_gridifiable_pattern): Likewise.
853 (grid_remap_prebody_decls): Likewise.
854 (grid_var_segment): Likewise.
855 (grid_mark_variable_segment): Likewise.
856 (grid_copy_leading_local_assignments): Likewise.
857 (grid_process_grid_body): Likewise.
858 (grid_eliminate_combined_simd_part): Likewise.
859 (grid_mark_tiling_loops): Likewise.
860 (grid_mark_tiling_parallels_and_loops): Likewise.
861 (grid_process_kernel_body_copy): Likewise.
862 (grid_attempt_target_gridification): Likewise.
863 (grid_gridify_all_targets_stmt): Likewise.
864 (grid_gridify_all_targets): Renamed to omp_grid_gridify_all_targets
865 and moved to omp-grid.c, made public.
866 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
868 (add_decls_addresses_to_decl_constructor): Moved to omp-offload.c.
869 (omp_finish_file): Likewise.
870 (oacc_thread_numbers): Likewise.
871 (oacc_xform_loop): Likewise.
872 (oacc_default_dims, oacc_min_dims): Likewise.
873 (oacc_parse_default_dims): Likewise.
874 (oacc_validate_dims): Likewise.
875 (new_oacc_loop_raw): Likewise.
876 (new_oacc_loop_outer): Likewise.
877 (new_oacc_loop): Likewise.
878 (new_oacc_loop_routine): Likewise.
879 (finish_oacc_loop): Likewise.
880 (free_oacc_loop): Likewise.
881 (dump_oacc_loop_part): Likewise.
882 (dump_oacc_loop): Likewise.
883 (debug_oacc_loop): Likewise.
884 (oacc_loop_discover_walk): Likewise.
885 (oacc_loop_sibling_nreverse): Likewise.
886 (oacc_loop_discovery): Likewise.
887 (oacc_loop_xform_head_tail): Likewise.
888 (oacc_loop_xform_loop): Likewise.
889 (oacc_loop_process): Likewise.
890 (oacc_loop_fixed_partitions): Likewise.
891 (oacc_loop_auto_partitions): Likewise.
892 (oacc_loop_partition): Likewise.
893 (default_goacc_fork_join): Likewise.
894 (default_goacc_reduction): Likewise.
895 (execute_oacc_device_lower): Likewise.
896 (default_goacc_validate_dims): Likewise.
897 (default_goacc_dim_limit): Likewise.
898 (pass_data_oacc_device_lower): Likewise.
899 (pass_oacc_device_lower): Likewise.
900 (make_pass_oacc_device_lower): Likewise.
901 (execute_omp_device_lower): Likewise.
902 (pass_data_omp_device_lower): Likewise.
903 (pass_omp_device_lower): Likewise.
904 (make_pass_omp_device_lower): Likewise.
905 (pass_data_omp_target_link): Likewise.
906 (pass_omp_target_link): Likewise.
907 (find_link_var_op): Likewise.
908 (pass_omp_target_link::execute): Likewise.
909 (make_pass_omp_target_link): Likewise.
910 * Makefile.in (OBJS): Added omp-offload.o, omp-expand.o, omp-general.o
912 (GTFILES): Added omp-offload.h, omp-offload.c and omp-expand.c, removed
914 * gimple-fold.c: Include omp-general.h instead of omp-low.h.
915 (fold_internal_goacc_dim): Adjusted calls to
916 get_oacc_ifn_dim_arg and get_oacc_fn_dim_size to use their new names.
917 * gimplify.c: Include omp-low.h.
918 (omp_notice_variable): Adjust the call to get_oacc_fn_attrib to use
920 (gimplify_omp_task): Adjusted calls to find_omp_clause to use its new
922 (gimplify_omp_for): Likewise.
923 * lto-cgraph.c: Include omp-offload.h instead of omp-low.h.
924 * toplev.c: Include omp-offload.h instead of omp-low.h.
925 * tree-cfg.c: Include omp-general.h instead of omp-low.h. Also
926 include omp-expand.h.
927 (make_edges_bb): Adjusted the call to make_gimple_omp_edges to use its
929 (make_edges): Adjust the call to free_omp_regions to use its new name.
930 * tree-parloops.c: Include omp-general.h.
931 (create_parallel_loop): Adjusted the call to set_oacc_fn_attrib to use
933 (parallelize_loops): Adjusted the call to get_oacc_fn_attrib to use
935 * tree-ssa-loop.c: Include omp-general.h instead of omp-low.h.
936 (gate_oacc_kernels): Adjusted the call to get_oacc_fn_attrib to use
938 * tree-vrp.c: Include omp-general.h instead of omp-low.h.
939 (extract_range_basic): Adjusted calls to get_oacc_ifn_dim_arg and
940 get_oacc_fn_dim_size to use their new names.
941 * varpool.c: Include omp-offload.h instead of omp-low.h.
942 * gengtype.c (open_base_files): Replace omp-low.h with omp-offload.h in
944 * config/nvptx/nvptx.c: Include omp-general.c.
945 (nvptx_expand_call): Adjusted the call to get_oacc_fn_attrib to use
947 (nvptx_reorg): Likewise.
948 (nvptx_record_offload_symbol): Likewise.
950 2016-12-14 Martin Sebor <msebor@redhat.com>
953 * gimple-ssa-sprintf.c (target_dir_max): New macro.
954 (get_mpfr_format_length): New function.
955 (format_integer): Use HOST_WIDE_INT instead of int.
956 (format_floating_max): Same.
957 (format_floating): Call get_mpfr_format_length.
958 (format_directive): Use target_dir_max.
960 2016-12-14 Jakub Jelinek <jakub@redhat.com>
963 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_STV_TEMP.
964 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies,
965 dimode_scalar_chain::convert_reg): Use SLOT_STV_TEMP instead of
968 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
971 * config/i386/i386-builtin.def: Add __builtin_clzs and __builtin_ctzs.
972 (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS.
973 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
976 2016-12-14 Jakub Jelinek <jakub@redhat.com>
979 * valtrack.c: Include rtl-iter.h.
980 (struct rtx_subst_pair): Add insn field.
981 (propagate_for_debug_subst): If pair->to contains at least 2
982 regs, create a DEBUG_INSN with a debug temp before pair->insn
983 and replace from with the debug temp instead of pair->to.
984 (propagate_for_debug): Initialize p.insn.
985 * combine.c (insn_uid_check): New inline function.
986 (INSN_COST, LOG_LINKS): Use it instead of INSN_UID.
987 (find_single_use, combine_instructions,
988 cant_combine_insn_p, try_combine): Use NONDEBUG_INSN_P instead of
991 2016-12-14 Martin Sebor <msebor@redhat.com>
994 * builtin-attrs.def (ATTR_NONNULL_1_1, ATTR_NONNULL_1_2): Defined.
995 (ATTR_NONNULL_1_3, ATTR_NONNULL_1_4, ATTR_NONNULL_1_5): Same.
996 (ATTR_NOTHROW_NONNULL_1_1, ATTR_NOTHROW_NONNULL_1_2): Same.
997 (ATTR_NOTHROW_NONNULL_1_3, ATTR_NOTHROW_NONNULL_1_4): Same.
998 (ATTR_NOTHROW_NONNULL_1_5): Same.
999 (ATTR_NONNULL_1_FORMAT_PRINTF_1_2): Same.
1000 (ATTR_NONNULL_1_FORMAT_PRINTF_2_0): Same.
1001 (ATTR_NONNULL_1_FORMAT_PRINTF_2_3): Same.
1002 (ATTR_NONNULL_1_FORMAT_PRINTF_3_0): Same.
1003 (ATTR_NONNULL_1_FORMAT_PRINTF_3_4): Same.
1004 (ATTR_NONNULL_1_FORMAT_PRINTF_4_0): Same.
1005 (ATTR_NONNULL_1_FORMAT_PRINTF_4_5): Same.
1006 * builtins.c (validate_arg): Add argument. Treat null pointers
1007 passed to nonnull arguments as invalid.
1008 (validate_arglist): Same.
1009 * builtins.def (fprintf, fprintf_unlocked): Add nonnull attribute.
1010 (printf, printf_unlocked, sprintf. vfprintf, vsprintf): Same.
1011 (__sprintf_chk, __vsprintf_chk, __fprintf_chk, __vfprintf_chk): Same.
1012 * calls.c (get_nonnull_ags, maybe_warn_null_arg): New functions.
1013 (initialize_argument_information): Diagnose null pointers passed to
1014 arguments declared nonnull.
1015 * calls.h (get_nonnull_args): Declared.
1017 2016-12-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1019 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): On ISA
1020 3.0/power9, add support to use the VEXTU{B,H,W}{L,R}X extract
1022 * config/rs6000/vsx.md (VSr2): Add IEEE 128-bit floating point
1023 type constraint registers.
1025 (FL_CONV): New mode iterator for binary floating types that have a
1026 direct conversion from 64-bit integer to floating point.
1027 (vsx_extract_<mode>_p9): Add support for the ISA 3.0/power9
1028 VEXTU{B,H,W}{L,R}X extract instructions.
1029 (vsx_extract_<mode>_p9 splitter): Add splitter to load up the
1030 extract byte position into the GPR if we are using the
1031 VEXTU{B,H,W}{L,R}X extract instructions.
1032 (vsx_extract_<mode>_di_p9): Support extracts to GPRs.
1033 (vsx_extract_<mode>_store_p9): Support extracting to GPRs so that
1034 we can use reg+offset address instructions.
1035 (vsx_extract_<mode>_var): Support extracts to GPRs.
1036 (vsx_extract_<VSX_EXTRACT_I:mode>_<SDI:mode>_var): New combiner
1037 insn to combine vector extracts with zero_extend.
1038 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Optimize
1039 extracting a small integer vector element and converting it to a
1040 floating point type.
1041 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
1042 (UNSPEC_XXEXTRACTUW): New unspec.
1043 (UNSPEC_XXINSERTW): Likewise.
1044 (vextract4b): Add support for the vec_vextract4b built-in
1046 (vextract4b_internal): Likewise.
1047 (vinsert4b): Add support for the vec_insert4b built-in function.
1048 Include both a version that inserts element 1 from a V4SI object
1049 and one that inserts a DI object.
1050 (vinsert4b_internal): Likewise.
1051 (vinsert4b_di): Likewise.
1052 (vinsert4b_di_internal): Likewise.
1053 * config/rs6000/predicates.md (const_0_to_11_operand): New
1054 predicate, match 0..11.
1055 * config/rs6000/rs6000-builtin.def (BU_P9V_VSX_3): Set built-in
1056 type to ternary, not binary.
1057 (BU_P9V_64BIT_VSX_3): Likewise.
1058 (P9V_BUILTIN_VEXTRACT4B): Add support for vec_vinsert4b and
1059 vec_extract4b non-overloaded built-in functions.
1060 (P9V_BUILTIN_VINSERT4B): Likewise.
1061 (P9V_BUILTIN_VINSERT4B_DI): Likewise.
1062 (P9V_BUILTIN_VEC_VEXTULX): Move to section that adds 2 operand ISA
1063 3.0 built-in functions.
1064 (P9V_BUILTIN_VEC_VEXTURX): Likewise.
1065 (P9V_BUILTIN_VEC_VEXTRACT4B): Add support for overloaded
1066 vec_insert4b and vec_extract4 built-in functions.
1067 (P9V_BUILTIN_VEC_VINSERT4B): Likewise.
1068 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1069 overloaded support for vec_vinsert4b and vec_extract4b.
1070 * config/rs6000/rs6000.c (altivec_expand_builtin): Add checks for
1071 the vec_insert4b and vec_extract4b byte number being a constant in
1073 * config/rs6000/altivec.h (vec_vinsert4b): Support vec_vinsert4b
1074 and vec_extract4b built-in functions.
1075 * doc/extend.doc (PowerPC VSX built-in functions): Document
1076 vec_insert4b and vec_extract4b.
1078 2016-12-14 Martin Liska <mliska@suse.cz>
1080 * gimple-pretty-print.c (dump_probability): New function.
1081 (dump_edge_probability): Use the function.
1082 (dump_gimple_label): Likewise.
1083 (dump_gimple_bb_header): Likewise.
1085 2016-12-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1086 Jakub Jelinek <jakub@redhat.com>
1088 * tree-ssa-strlen.c (fold_strstr_to_memcmp): New function.
1089 (strlen_optimize_stmt): Call fold_strstr_to_memcmp.
1091 2016-12-14 Eric Botcazou <ebotcazou@adacore.com>
1093 * lra-constraints.c (process_address_1): Do not attempt to decompose
1094 addresses for MEMs that satisfy fixed-form constraints.
1096 2016-12-14 Richard Biener <rguenther@suse.de>
1098 PR tree-optimization/78788
1099 * tree-vrp.c (set_value_range): Allow [-INF(OVF), +INF(OVF)].
1100 (set_and_canonicalize_value_range): Do not drop the above to
1103 2016-12-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1105 * config/rs6000/rs600.c (rs6000_builtin_vectorization_cost):
1106 Adjust unaligned load cost.
1108 2016-12-13 Uros Bizjak <ubizjak@gmail.com>
1111 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
1112 Calculate additional gain for andnot for targets without BMI.
1114 2016-12-13 Carl Love <cel@us.ibm.com>
1116 * config/rs6000/rs6000-c.c: Add built-in support for
1117 vector float vec_pack (vector double, vector double)
1118 vector double vec_sld (vector double, vector double)
1119 * config/rs6000/rs6000.c: Add icode check for vsldoi_v2df to allow
1120 4-bit unsigned literal.
1121 * config/rs6000/rs6000-builtin.def: Add definition for VSLDOI_2DF
1122 * doc/extend.texi: Update the built-in documentation file for the
1123 new powerpc vec_pack and vec_sld built-ins.
1125 2016-12-13 Martin Liska <mliska@suse.cz>
1127 * sanopt.c (sanopt_optimize_walker): Set contains_asan_mark.
1128 (sanopt_optimize): Add new argument.
1129 (sanitize_asan_mark_unpoison): New function.
1130 (maybe_contains_asan_check): Likewise.
1131 (sanitize_asan_mark_poison): Likewise.
1132 (pass_sanopt::execute): Call the new functions.
1134 2016-12-13 Martin Liska <mliska@suse.cz>
1136 PR tree-optimization/78428
1137 * expr.c (store_constructor_field): Add new arguments to the function.
1138 (store_constructor): Set up bitregion_end and add gcc_unreachable to
1139 fields that have either non-constant size or (and) offset.
1141 2016-12-13 Marek Polacek <polacek@redhat.com>
1143 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change
1144 parameters' type from int to HOST_WIDE_INT.
1145 (compute_overlap_steps_for_affine_1_2): Change parameters' type from
1146 int to HOST_WIDE_INT.
1147 (build_classic_dist_vector_1): Likewise.
1148 (add_multivariate_self_dist): Likewise.
1150 2016-12-13 Michael Matz <matz@suse.de>
1152 PR tree-optimization/78725
1153 * tree-ssa-loop-split.c (split_at_bb_p): Check for overflow and
1154 at correct use point.
1156 2016-12-13 Martin Liska <mliska@suse.cz>
1158 * asan.c (asan_expand_mark_ifn): Use renamed
1159 BUILT_IN_ASAN_{UN}CLOBBER_N to BUILT_IN_ASAN_{UN}POISON_STACK_MEMORY.
1160 * sanitizer.def: Likewise.
1162 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
1164 * doc/extend.texi (Half-Precision): Update to document current
1167 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
1169 * doc/extend.texi (Floating Types): Document availability of
1170 _Float16 on ARM/AArch64.
1172 2016-12-13 Richard Biener <rguenther@suse.de>
1174 PR tree-optimization/78699
1175 * tree-vect-data-refs.c (vect_analyze_group_access_1): Limit
1178 2016-12-13 Richard Biener <rguenther@suse.de>
1181 * tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
1182 * tree-object-size.c (compute_builtin_object_size): Use
1184 * tree-data-ref.c (initialize_matrix_A): Remove excess assert.
1186 2016-12-13 Martin Liska <mliska@suse.cz>
1188 * asan.c (asan_mark_poison_p): Remove.
1189 (asan_mark_p): New function.
1190 (transform_statements): Use the function.
1191 (asan_expand_mark_ifn): Do not use masked enum.
1192 * asan.h (enum asan_mark_flags): Declare it via a macro.
1193 * gimple-pretty-print.c (dump_gimple_call_args): Dump first
1194 argument of ASAN_MARK.
1195 * gimplify.c (build_asan_poison_call_expr): Use new enum values.
1196 (asan_poison_variable): Likewise.
1198 2016-12-13 Jakub Jelinek <jakub@redhat.com>
1201 * ipa-pure-const.c (cdtor_p): Return true for
1202 DECL_STATIC_{CON,DE}STRUCTOR even when it is
1203 DECL_LOOPING_CONST_OR_PURE_P.
1205 2016-12-12 Jakub Jelinek <jakub@redhat.com>
1207 PR tree-optimization/78777
1208 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge,
1209 insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt.
1212 * opt-functions.awk (opt_args): Use [{] instead of { in regexps.
1215 2016-12-12 Martin Sebor <msebor@redhat.com>
1219 * gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange
1220 rather than res.bounded.
1221 (get_width_and_precision): Set precision to -1 when negative.
1222 (adjust_range_for_overflow): New function.
1223 (format_integer): Correct the handling of the space, plus, and pound
1224 flags, and the special case of zero precision.
1225 Always set res.bounded to true unless either precision or width
1226 is specified and unknown.
1227 Call adjust_range_for_overflow.
1228 Avoid use zero as the shortest value when precision is specified
1230 (format_directive): Remove vestigial quoting. Always inform of
1231 argument value or range when it's available.
1232 (add_bytes): Correct the computation of boundrange used to
1233 decide whether a warning is of a "maybe" or "defnitely" kind.
1235 2016-12-12 Dominik Vogt <vogt@linux.vnet.ibm.com>
1237 * combine.c (change_zero_ext): Handle mode expanding zero_extracts.
1239 2016-12-12 Uros Bizjak <ubizjak@gmail.com>
1242 * config/i386/i386.h (X87_ENABLE_ARITH): Also enable for
1243 flag_unsafe_math_optimizations.
1244 (X87_ENABLE_FLOAT): Ditto.
1246 2016-12-12 Marek Polacek <polacek@redhat.com>
1249 * gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for
1250 Case 1; check POINTER_TYPE_P instead.
1252 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
1254 PR rtl-optimization/78669
1255 * ira.c (combine_and_move_insns): When deleting an insn, clear the
1256 replace flag for all used regs in that insn.
1258 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
1260 * config/arm/arm-opts.h: Move struct arm_arch_core_flag and
1261 arm_arch_core_flags to ...
1262 * common/config/arm/arm-common.c: There.
1264 2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
1266 * config/sparc/constraints.md (T): Use special memory constraint.
1268 (W): Add TARGET_ARCH64 test.
1269 * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
1270 (*movdf_insn_sp32): Likewise.
1271 (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
1272 conjunction with offsettable memory references.
1274 2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
1276 * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
1277 to avoid shared structure error.
1279 2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1282 * config/rs6000/rs6000.c (find_alignment_op): Discard from
1283 consideration any artificial definition.
1285 2016-12-11 Iain Sandoe <iain@codesourcery.com>
1287 * configure.ac (CROSS directory tests): Remove the assumption that
1288 Darwin hosts contain suitable target sysroots in "/".
1289 * configure: Regenerate.
1291 2016-12-11 Iain Sandoe <iain@codesourcery.com>
1293 PR rtl-optimization/71496
1294 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
1295 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
1296 reload_macho_picbase_di): Likewise.
1298 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
1300 * config/pa/pa.c (pa_callee_copies): New function.
1301 * config/pa/pa.opt (mcaller-copies): New option.
1302 * doc/invoke.texi (mcaller-copies): Document option.
1304 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
1307 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1308 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
1310 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
1311 constant shifts larger or equal than 32.
1313 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
1315 * config/i386/x86-64.h: Append --32 to the assembler options when
1316 -m16 is used on non-glibc systems as well.
1318 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
1321 * config/i386/mmintrin.h (__m64_u): New type
1322 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
1323 Make the allowed unaligned memory access explicit.
1325 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
1327 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
1328 Generally use cpu generic.
1330 2016-12-10 Jakub Jelinek <jakub@redhat.com>
1331 Marc Glisse <marc.glisse@inria.fr>
1333 PR tree-optimization/78720
1334 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
1335 is negative, sign extend to @1's type and than AND with C.
1337 2016-12-10 Jakub Jelinek <jakub@redhat.com>
1340 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
1341 non-zero low bound or non-standard element sizes.
1344 * lto-streamer-in.c (input_function): In addition to debug stmts
1345 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
1348 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1350 * config/rs6000/rs6000-passes.def: New file.
1351 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
1352 * config/rs6000/rs6000.c (rs6000_option_override): Remove
1353 registration of machine-specific passes.
1354 (pass_analyze_swaps::clone): New function.
1355 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
1357 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1360 * ipa-cp.c (propagate_vr_accross_jump_function): Call
1361 drop_tree_overflow after fold_convert.
1363 2016-12-09 Jakub Jelinek <jakub@redhat.com>
1366 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
1367 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
1370 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
1373 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
1374 GET_MODE_BITSIZE. Return 2.
1375 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
1376 TARGET_POPCNTD the same as TARGET_CTZ.
1377 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
1378 (ffs<mode>2): Reimplement.
1380 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
1382 PR rtl-optimization/78255
1383 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
1384 NO_FUNCTION_CSE is true.
1386 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
1389 * ipa-icf.c (sem_function::parse): Don't process functions with
1390 oacc decl attributes, as they may be OpenACC routines.
1392 2016-12-09 David Malcolm <dmalcolm@redhat.com>
1394 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
1397 2016-12-09 Nathan Sidwell <nathan@acm.org>
1400 * convert.c (convert_to_integer_1): Maybe fold conversions to
1401 integral types with fewer bits than its mode.
1403 2016-12-09 Martin Liska <mliska@suse.cz>
1405 * tree-pretty-print.c (pretty_print_string): Escape non-printable
1408 2016-12-09 Jakub Jelinek <jakub@redhat.com>
1410 PR tree-optimization/78726
1411 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
1412 argument. For lhs uses in debug stmts, don't replace lhs with
1413 new_lhs, but with a debug temp set to new_lhs opcode op.
1414 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
1415 OP down to make_new_ssa_for_def.
1416 (zero_one_operation): Call make_new_ssa_for_all_defs even when
1417 stmts_to_fix is empty, if *def has not changed yet. Pass
1418 OPCODE to make_new_ssa_for_all_defs.
1420 2016-12-08 Martin Sebor <msebor@redhat.com>
1423 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
1424 identifier tree nodes.
1425 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
1426 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
1427 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
1428 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
1429 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
1430 * builtins.c (expand_builtin_alloca): Call
1431 maybe_warn_alloc_args_overflow.
1432 * builtins.def (aligned_alloc, calloc, malloc, realloc):
1433 Add attribute alloc_size.
1434 (alloca): Add attribute alloc_size and returns_nonnull.
1435 * calls.h (maybe_warn_alloc_args_overflow): Declare.
1436 * calls.c (alloc_max_size, operand_signed_p): New functions.
1437 (maybe_warn_alloc_args_overflow): Define.
1438 (initialize_argument_information): Diagnose overflow in functions
1439 declared with attaribute alloc_size.
1440 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
1441 -Walloc-size-larger-than.
1443 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
1445 PR rtl-optimization/78671
1446 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
1449 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
1451 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
1452 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
1454 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
1457 * config/aarch64/aarch64.c (aarch64_classify_address):
1458 Set load_store_pair_p for TImode and TFmode.
1460 2016-12-08 David Malcolm <dmalcolm@redhat.com>
1462 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
1463 regno_reg_rtx resizing logic to...
1464 (emit_status::ensure_regno_capacity): ...this new method,
1465 and ensure that the buffers are large enough.
1466 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
1467 rather than ggc_vec_alloc.
1468 * function.h (emit_status::ensure_regno_capacity): New method.
1470 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
1472 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
1473 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
1474 * doc/invoke.texi (-fsanitize=kernel-address):
1475 Don't say that it enables -fsanitize-address-use-after-scope.
1477 2016-12-08 Bin Cheng <bin.cheng@arm.com>
1480 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
1481 sign bit for index step of data reference.
1483 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1485 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1486 Handle SYMBOL_SMALL_TLSGD for ILP32.
1487 * config/aarch64/aarch64.md : tlsgd_small modified into
1488 tlsgd_small_<mode> to support SImode and DImode.
1489 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
1492 2016-12-08 Andrew Pinski <apinski@cavium.com>
1494 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1495 Access the lower part of RTX appropriately.
1497 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1499 * genpreds.c (write_tm_constrs_h): Update for renaming of
1500 rtx_reader_ptr to md_reader_ptr.
1501 (write_tm_preds_h): Likewise.
1502 (write_insn_preds_c): Likewise.
1503 * read-md.c (rtx_reader_ptr): Rename to...
1504 (md_reader_ptr): ...this, and convert from an
1505 rtx_reader * to a md_reader *.
1506 (rtx_reader::set_md_ptr_loc): Rename to...
1507 (md_reader::set_md_ptr_loc): ...this.
1508 (rtx_reader::get_md_ptr_loc): Rename to...
1509 (md_reader::get_md_ptr_loc): ...this.
1510 (rtx_reader::copy_md_ptr_loc): Rename to...
1511 (md_reader::copy_md_ptr_loc): ...this.
1512 (rtx_reader::fprint_md_ptr_loc): Rename to...
1513 (md_reader::fprint_md_ptr_loc): ...this.
1514 (rtx_reader::print_md_ptr_loc): Rename to...
1515 (md_reader::print_md_ptr_loc): ...this.
1516 (rtx_reader::join_c_conditions): Rename to...
1517 (md_reader::join_c_conditions): ...this.
1518 (rtx_reader::fprint_c_condition): ...this.
1519 (rtx_reader::print_c_condition): Rename to...
1520 (md_reader::print_c_condition): ...this.
1521 (fatal_with_file_and_line): Update for renaming of
1522 rtx_reader_ptr to md_reader_ptr.
1523 (rtx_reader::require_char): Rename to...
1524 (md_reader::require_char): ...this.
1525 (rtx_reader::require_char_ws): Rename to...
1526 (md_reader::require_char_ws): ...this.
1527 (rtx_reader::require_word_ws): Rename to...
1528 (md_reader::require_word_ws): ...this.
1529 (rtx_reader::read_char): Rename to...
1530 (md_reader::read_char): ...this.
1531 (rtx_reader::unread_char): Rename to...
1532 (md_reader::unread_char): ...this.
1533 (rtx_reader::peek_char): Rename to...
1534 (md_reader::peek_char): ...this.
1535 (rtx_reader::read_name): Rename to...
1536 (md_reader::read_name): ...this.
1537 (rtx_reader::read_escape): Rename to...
1538 (md_reader::read_escape): ...this.
1539 (rtx_reader::read_quoted_string): Rename to...
1540 (md_reader::read_quoted_string): ...this.
1541 (rtx_reader::read_braced_string): Rename to...
1542 (md_reader::read_braced_string): ...this.
1543 (rtx_reader::read_string): Rename to...
1544 (md_reader::read_string): ...this.
1545 (rtx_reader::read_skip_construct): Rename to...
1546 (md_reader::read_skip_construct): ...this.
1547 (rtx_reader::handle_constants): Rename to...
1548 (md_reader::handle_constants): ...this.
1549 (rtx_reader::traverse_md_constants): Rename to...
1550 (md_reader::traverse_md_constants): ...this.
1551 (rtx_reader::handle_enum): Rename to...
1552 (md_reader::handle_enum): ...this.
1553 (rtx_reader::lookup_enum_type): Rename to...
1554 (md_reader::lookup_enum_type): ...this.
1555 (rtx_reader::traverse_enum_types): Rename to...
1556 (md_reader::traverse_enum_types): ...this.
1557 (rtx_reader::rtx_reader): Rename to...
1558 (md_reader::md_reader): ...this, and update for renaming of
1559 rtx_reader_ptr to md_reader_ptr.
1560 (rtx_reader::~rtx_reader): Rename to...
1561 (md_reader::~md_reader): ...this, and update for renaming of
1562 rtx_reader_ptr to md_reader_ptr.
1563 (rtx_reader::handle_include): Rename to...
1564 (md_reader::handle_include): ...this.
1565 (rtx_reader::handle_file): Rename to...
1566 (md_reader::handle_file): ...this.
1567 (rtx_reader::handle_toplevel_file): Rename to...
1568 (md_reader::handle_toplevel_file): ...this.
1569 (rtx_reader::get_current_location): Rename to...
1570 (md_reader::get_current_location): ...this.
1571 (rtx_reader::add_include_path): Rename to...
1572 (md_reader::add_include_path): ...this.
1573 (rtx_reader::read_md_files): Rename to...
1574 (md_reader::read_md_files): ...this.
1575 * read-md.h (class rtx_reader): Split into...
1576 (class md_reader): ...new class.
1577 (rtx_reader_ptr): Rename to...
1578 (md_reader_ptr): ...this, and convert to a md_reader *.
1579 (class noop_reader): Update base class to be md_reader.
1580 (class rtx_reader): Reintroduce as a subclass of md_reader.
1581 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
1582 (read_char): Update for renaming of rtx_reader_ptr to
1584 (unread_char): Likewise.
1585 * read-rtl.c (rtx_reader_ptr): New global.
1586 (rtx_reader::apply_iterator_to_string): Rename to...
1587 (md_reader::apply_iterator_to_string): ...this.
1588 (rtx_reader::copy_rtx_for_iterators): Rename to...
1589 (md_reader::copy_rtx_for_iterators): ...this.
1590 (rtx_reader::read_conditions): Rename to...
1591 (md_reader::read_conditions): ...this.
1592 (rtx_reader::record_potential_iterator_use): Rename to...
1593 (md_reader::record_potential_iterator_use): ...this.
1594 (rtx_reader::read_mapping): Rename to...
1595 (md_reader::read_mapping): ...this.
1596 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
1598 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
1599 than directly accessing m_string_obstack.
1600 (rtx_reader::rtx_reader): New ctor.
1601 (rtx_reader::~rtx_reader): New dtor.
1603 2016-12-07 Martin Sebor <msebor@redhat.com>
1609 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
1611 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
1612 (check_memop_sizes): Same.
1613 (expand_builtin_memcpy): Call check memop_sizes.
1614 (expand_builtin_mempcpy): Same.
1615 (expand_builtin_memset): Same,
1616 (expand_builtin_bzero): Same.
1617 (expand_builtin_memory_chk): Call check_sizes.
1618 (expand_builtin_strcpy): Same.
1619 (expand_builtin_strncpy): Same.
1620 (maybe_emit_sprintf_chk_warning): Same.
1621 (expand_builtin): Handle strcat and strncat.
1622 (fini_object_sizes): Reset pointers.
1623 (compute_object_size): New function.
1624 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1625 Avoid issuing warnings also issued during built-in expansion.
1626 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
1628 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1631 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
1632 V2DImode elements are SUBREG's convert the result into DImode
1633 rather than failing in emit_move_insn.
1635 2016-12-07 Jakub Jelinek <jakub@redhat.com>
1637 * builtins.c (fold_builtin_strstr): Removed.
1638 (fold_builtin_2): Don't call fold_builtin_strstr.
1639 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
1640 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
1641 (gimple_fold_builtin_strstr): New function.
1642 (gimple_fold_builtin): Call it.
1643 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
1646 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
1647 var to lhs of new_stmt right before noreturn handling rather than to
1648 lhs of e->call_stmt early.
1650 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1652 * read-md.c (rtx_reader::require_char): New method.
1653 (require_char_ws): Convert from function to...
1654 (rtx_reader::require_char_ws): ...method.
1655 (rtx_reader::require_word_ws): New method.
1656 * read-md.h (rtx_reader::require_char): New method decl.
1657 (require_char_ws): Remove global decl in favor of...
1658 (rtx_reader::require_char_ws): ...new method decl.
1659 (rtx_reader::require_word_ws): New method decl.
1660 (rtx_reader::peek_char): New method decl.
1662 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1664 PR rtl-optimization/78617
1665 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
1666 registers, also setting hard registers mapped to pseudo registers.
1668 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1670 * cfgexpand.c (pass_expand::execute): Move stack initializations
1671 to rtl_data::init_stack_alignment and call it.
1672 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
1673 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
1675 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1677 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
1678 (ira): Move initialization of crtl->is_leaf earlier.
1680 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1682 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
1683 (movtf_aarch64): Likewise.
1684 * config/aarch64/aarch64.c (aarch64_classify_address):
1685 Use correct intersection of offsets.
1686 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
1687 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
1688 Use 7-bit signed scaled mode for modes > 16 bytes.
1690 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
1692 PR rtl-optimization/78561
1693 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
1694 constant_pool_empty_p in place of get_pool_size_upper_bound.
1695 (rs6000_stack_info): Likewise.
1696 (rs6000_emit_prologue): Likewise.
1697 (rs6000_elf_declare_function_name): Likewise.
1698 (rs6000_set_up_by_prologue): Likewise.
1699 (rs6000_can_eliminate): Likewise.
1700 * output.h (get_pool_size_upper_bound): Delete.
1701 (constant_pool_empty_p): New.
1702 * varasm.c (get_pool_size_upper_bound): Delete
1703 (constant_pool_empty_p): New.
1705 2016-12-07 Bin Cheng <bin.cheng@arm.com>
1707 PR tree-optimization/78691
1708 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
1709 Require integral type for the outer expression.
1711 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1713 * config/aarch64/aarch64.c
1714 (aarch64_builtin_support_vector_misalignment): New.
1715 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
1717 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1720 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
1721 Conditionalize the string comparison on Pmode == DImode.
1723 2016-12-06 Tom de Vries <tom@codesourcery.com>
1725 PR tree-optimization/67955
1726 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
1727 (stmt_kills_ref_p): Use it.
1729 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1732 * calls.c (expand_call): Move back call to prepare_call_address.
1734 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1737 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
1738 ?* constraints for the ISA 3.0 patterns, so the register allocator
1739 is more likely to allocate QImode/HImode to vector registers for
1740 conversion to floating point unless a reload is needed.
1741 (zero_extendhi<mode>2): Likewise.
1742 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
1743 first alternative which is converting QImode/HImode to floating
1744 point and the QImode/HImode value is in a vector register, and
1745 does not allocate the second pseudo register. Remove zero
1746 extending into traditional floating point registers, since the
1747 instruction used only works on traditional altivec registers.
1748 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
1750 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1752 * config/i386/i386.c: Include print-rtl.h.
1753 (selftest::ix86_test_dumping_memory_blockage): New function.
1754 (selftest::ix86_run_selftests): Call it.
1755 * print-rtl-function.c (print_rtx_function): Create an
1756 rtx_reuse_manager and use it.
1757 * print-rtl.c: Include "rtl-iter.h".
1758 (rtx_writer::rtx_writer): Add reuse_manager param.
1759 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
1760 (uses_rtx_reuse_p): New function.
1761 (rtx_reuse_manager::preprocess): New function.
1762 (rtx_reuse_manager::has_reuse_id): New function.
1763 (rtx_reuse_manager::seen_def_p): New function.
1764 (rtx_reuse_manager::set_seen_def): New function.
1765 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
1766 prefix the first time in_rtx is seen, and print reuse_rtx
1768 (print_inline_rtx): Supply NULL for new reuse_manager param.
1769 (debug_rtx): Likewise.
1770 (print_rtl): Likewise.
1771 (print_rtl_single): Likewise.
1772 (rtx_writer::print_rtl_single_with_indent): Likewise.
1773 * print-rtl.h: Include bitmap.h when building for host.
1774 (rtx_writer::rtx_writer): Add reuse_manager param.
1775 (rtx_writer::m_rtx_reuse_manager): New field.
1776 (class rtx_reuse_manager): New class.
1777 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
1778 param and use it when constructing rtx_writer.
1779 (selftest::test_dumping_rtx_reuse): New function.
1780 (selftest::rtl_tests_c_tests): Call it.
1781 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
1782 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
1783 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
1784 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
1786 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
1789 * lra-lives.c (process_bb_lives): Update biggest mode for
1790 implicitly used hard reg.
1792 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
1794 * config/i386/predicates.md (general_gr_operand): New predicate.
1795 * config/i386/i386.md (TImode and DImode push_operand splitter):
1796 Use general_gr_operand. Macroize using DWI mode macro.
1797 (TImode and DImode nonimmediate_operand splitter): Use
1798 nonimmediate_gr_operand and general_gr_operand. Macroize using
1800 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
1801 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
1802 and general_gr_operand.
1803 (XFmode nonimmediate_operand splitter): Ditto.
1804 (DFmode nonimmediate_operand splitter): Ditto.
1805 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
1807 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1809 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
1810 alphabetical order with respect to other ARMv8 processors.
1811 * config/arm/arm-tables.opt: Regenerate.
1812 * config/arm/arm-tune.md: Likewise.
1814 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
1816 * config/mips/mips.c (mips_expand_builtin_insn): Check input
1817 ranges of literal integer arguments.
1819 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1822 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
1823 destroy_predicate_vecs.
1824 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
1826 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1829 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
1830 argument type to a pred_chain.
1831 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
1833 (flatten_out_predicate_chains): Remove.
1834 (uninit_uses_cannot_happen): Rename from
1835 uninit_ops_invalidate_phi_use.
1836 Change logic so that we are checking that the PHI use will
1837 invalidate _ALL_ possibly uninitialized operands.
1838 (is_use_properly_guarded): Rename call to
1839 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
1841 2016-12-06 Tamar Christina <tamar.christina@arm.com>
1843 * gcc/config/aarch64/arm_neon.h
1844 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
1845 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
1846 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
1847 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
1848 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
1849 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
1850 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
1851 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
1852 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
1853 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
1854 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
1855 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
1856 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
1857 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
1859 2016-12-06 Jakub Jelinek <jakub@redhat.com>
1862 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
1863 plus offset is non-zero. For maybe_nonzero_address decl base0,
1864 require indirect_base0.
1867 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
1868 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
1869 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
1870 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
1871 and arguments have no side-effects, return 0.
1872 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
1875 * fold-const-call.c (fold_const_call): Handle
1876 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
1878 PR tree-optimization/78675
1879 * tree-vect-loop.c (vectorizable_live_operation): For
1880 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
1881 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
1883 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1886 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
1887 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
1888 (copy_insn_1) <CLOBBER>: Likewise.
1890 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1893 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
1894 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
1895 comparing signed to unsigned values.
1896 (FUNCTION_ARG_REGNO_P): Likewise.
1898 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1899 Stefan Freudenberger <stefan@reservoir.com>
1901 PR tree-optimization/78646
1902 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
1903 addition used for the memory base expression should have the type
1906 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
1909 * config.gcc (*-*-uclinux*): Enable posix threads.
1911 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
1913 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
1914 * config/i386/avx512dqintrin.h: Ditto.
1915 * config/i386/avx512fintrin.h: Ditto.
1916 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
1917 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
1918 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
1919 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
1920 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
1921 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
1923 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
1924 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
1925 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
1926 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
1927 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
1928 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
1929 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
1930 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
1931 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
1933 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
1935 * combine.c: Revert r243162.
1937 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
1939 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
1940 X tests a single bit.
1942 2016-12-05 Nathan Sidwell <nathan@acm.org>
1944 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
1945 (diagnostic_action_after_output): ... here.
1946 (diagnostic_report_diagnostic): Call it for non-notes.
1947 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
1948 (diagnostic_check_max_errors): Declare.
1950 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
1952 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
1953 (ENDFILE_SPEC): Likewise.
1955 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
1957 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
1958 * config/arc/arc.c (arc_unspec_offset): New function.
1959 (arc_finalize_pic): Change.
1960 (arc_emit_call_tls_get_addr): Likewise.
1961 (arc_legitimize_tls_address): Likewise.
1962 (arc_legitimize_pic_address): Likewise.
1963 (insn_is_tls_gd_dispatch): Remove.
1964 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
1965 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
1966 (tls_gd_dispatch): Likewise.
1968 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
1970 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
1973 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
1975 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
1976 (sparc_split_reg_mem_legitimate): ...this.
1977 (sparc_split_reg_mem): Declare.
1978 (sparc_split_mem_reg): Likewise.
1979 (sparc_split_regreg_legitimate): Rename to...
1980 (sparc_split_reg_reg_legitimate): ...this.
1981 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
1982 (sparc_split_reg_mem_legitimate): ...this.
1983 (sparc_split_reg_mem): New function.
1984 (sparc_split_mem_reg): Likewise.
1985 (sparc_split_regreg_legitimate): Rename to...
1986 (sparc_split_reg_reg_legitimate): ...this.
1987 (sparc_split_reg_reg): New function.
1988 * config/sparc/sparc.md (lra): Remove "none" value.
1989 (enabled): Adjust to above change.
1990 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
1991 (DImode splitters): Adjust to above renamings and use new functions.
1992 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
1993 (DFmode splitters): Adjust to above renamings and use new functions.
1994 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
1995 constraint in conjunction with e.
1996 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
1997 alternative and reorder others.
1998 (VM64:mode splitters): Adjust to above renamings and use new functions.
2000 2016-12-04 Martin Sebor <msebor@redhat.com>
2003 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
2004 identifier tree nodes.
2005 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
2006 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
2007 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
2008 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
2009 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
2010 * builtins.def (aligned_alloc, calloc, malloc, realloc):
2011 Add attribute alloc_size.
2012 (alloca): Add attribute alloc_size and returns_nonnull.
2014 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
2017 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
2018 (dimode_scalar_chain::compute_convert_gain): Ditto.
2019 (dimode_scalar_chain::convert_insn): Ditto.
2021 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
2023 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
2024 cases to build a lowpart SUBREG.
2026 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
2027 David S. Miller <davem@davemloft.net>
2029 * config/sparc/constraints.md (U): Adjust comment.
2030 * config/sparc/sparc.md (lra): New attribute.
2031 (enabled): For base instructions, if the lra attribute is set,
2032 return 1 if it is in keeping with TARGET_LRA.
2033 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
2034 constraint and duplicate them with U replaced by r.
2035 (*movdf_insn_sp32): Likewise.
2036 (*mov<VM64:mode>_insn_sp32): Likewise.
2037 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
2039 2016-12-02 Jeff Law <law@redhat.com>
2041 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
2042 variable main_variant.
2044 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2046 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
2047 default on PowerPC linux systems.
2049 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
2051 PR rtl-optimization/78638
2052 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
2053 GET_MODE (op). Fix this.
2055 2016-12-02 David Malcolm <dmalcolm@redhat.com>
2058 * selftest.c (selftest::assert_strndup_eq): Rename to...
2059 (selftest::assert_xstrndup_eq): ...this, and remove call to
2061 (selftest::test_strndup): Rename to...
2062 (selftest::test_xstrndup): ...this, updating for above renaming.
2063 (selftest::test_libiberty): Update for renaming.
2065 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2068 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
2069 subversion id 242679 that causes the wrong store instruction to be
2070 generated if a DImode is in an Altivec register using REG+REG
2073 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
2076 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
2077 and corresponding post-reload splitter.
2079 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2081 * config/aarch64/aarch64.h (machine_function): Add
2082 reg_is_wrapped_separately field.
2083 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
2084 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
2086 (aarch64_save_callee_saves): Don't save registers that are wrapped
2088 (aarch64_restore_callee_saves): Don't restore registers that are
2090 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
2091 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
2092 (aarch64_get_separate_components): New function.
2093 (aarch64_get_next_set_bit): Likewise.
2094 (aarch64_components_for_bb): Likewise.
2095 (aarch64_disqualify_components): Likewise.
2096 (aarch64_emit_prologue_components): Likewise.
2097 (aarch64_emit_epilogue_components): Likewise.
2098 (aarch64_set_handled_components): Likewise.
2099 (aarch64_process_components): Likewise.
2100 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
2101 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
2102 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
2103 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
2104 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
2105 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
2107 2016-12-02 Martin Jambor <mjambor@suse.cz>
2109 * passes.def: Move pass_rebuild_cgraph_edges to the end of
2110 pass_build_ssa_passes.
2112 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
2114 * config/alpha/alpha.md (exception_receiver): Copy
2115 alpha_gp_ave_rtx return value.
2117 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
2119 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
2120 for several include directories that may be relative to sysroot.
2121 * config/i386/x-mingw32 (gplus_includedir): Define.
2122 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
2123 (native_system_includedir): Likewise.
2124 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
2125 override if TARGET_SYSTEM_ROOT is defined.
2126 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
2128 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2131 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
2132 (dimode_scalar_chain::compute_convert_gain): Likewise.
2133 (dimode_scalar_chain::convert_insn): Likewise.
2134 * config/i386/i386.md (*one_cmpldi2_doubleword): New
2135 define_insn_and_split.
2136 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
2139 * rtl.c (copy_rtx): Don't clear used flag here.
2140 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
2142 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
2143 'E' in format, copy all vectors.
2144 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
2145 * valtrack.c (cleanup_auto_inc_dec): Likewise.
2146 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
2148 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2149 Thomas Preud'homme <thomas.preudhomme@arm.com>
2151 * config/arm/arm-builtins.c (arm_builtins): Define
2152 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
2153 (bdesc_2arg): Add line for cmse_nonsecure_caller.
2154 (arm_init_builtins): Handle cmse_nonsecure_caller.
2155 (arm_expand_builtin): Likewise.
2156 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
2158 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2159 Thomas Preud'homme <thomas.preudhomme@arm.com>
2161 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
2162 (cmse_nonsecure_call_clear_caller_saved): New.
2163 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
2164 (arm_function_ok_for_sibcall): Disable sibcalls for
2165 cmse_nonsecure_call.
2166 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
2167 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
2168 (call_value): Likewise.
2169 (nonsecure_call_internal): New.
2170 (nonsecure_call_value_internal): New.
2171 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
2172 (*nonsecure_call_value_reg_thumb1_v5): New.
2173 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
2174 (*nonsecure_call_value_reg_thumb2): New.
2175 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
2177 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2178 Thomas Preud'homme <thomas.preudhomme@arm.com>
2180 * config/arm/arm.c (gimplify.h): New include.
2181 (arm_handle_cmse_nonsecure_call): New.
2182 (arm_attribute_table): Added cmse_nonsecure_call.
2183 (arm_comp_type_attributes): Deny compatibility of function types
2184 with without the cmse_nonsecure_call attribute.
2185 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2187 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2188 Thomas Preud'homme <thomas.preudhomme@arm.com>
2190 * config/arm/arm.c (output_return_instruction): Clear
2192 (thumb2_expand_return): Likewise.
2193 (thumb1_expand_epilogue): Likewise.
2194 (thumb_exit): Likewise.
2195 (arm_expand_epilogue): Likewise.
2196 (cmse_nonsecure_entry_clear_before_return): New.
2197 (comp_not_to_clear_mask_str_un): New.
2198 (compute_not_to_clear_mask): New.
2199 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
2200 * config/arm/thumb2.md (*thumb2_return): Disable for
2201 cmse_nonsecure_entry functions.
2202 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
2203 cmse_nonsecure_entry functions.
2205 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2206 Thomas Preud'homme <thomas.preudhomme@arm.com>
2208 * config/arm/arm.c (use_return_insn): Change to return with bxns
2209 when cmse_nonsecure_entry.
2210 (output_return_instruction): Likewise.
2211 (arm_output_function_prologue): Likewise.
2212 (thumb_pop): Likewise.
2213 (thumb_exit): Likewise.
2214 (thumb2_expand_return): Assert that entry functions always have simple
2216 (arm_expand_epilogue): Handle entry functions.
2217 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
2218 (arm_asm_declare_function_name): New.
2219 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
2220 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
2221 use arm_asm_declare_function_name.
2223 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2224 Thomas Preud'homme <thomas.preudhomme@arm.com>
2226 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
2227 (arm_attribute_table): Added cmse_nonsecure_entry
2228 (arm_compute_func_type): Handle cmse_nonsecure_entry.
2229 (cmse_func_args_or_return_in_stack): New.
2230 (arm_handle_cmse_nonsecure_entry): New.
2231 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
2232 (IS_CMSE_ENTRY): Likewise.
2233 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2235 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2236 Thomas Preud'homme <thomas.preudhomme@arm.com>
2238 * config.gcc (extra_headers): Added arm_cmse.h.
2239 * config/arm/arm-arches.def (ARM_ARCH):
2240 (armv8-m): Add FL2_CMSE.
2241 (armv8-m.main): Likewise.
2242 (armv8-m.main+dsp): Likewise.
2243 * config/arm/arm-c.c
2244 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
2245 * config/arm/arm-flags.h: Define FL2_CMSE.
2246 * config/arm.c (arm_arch_cmse): New.
2247 (arm_option_override): New error for unsupported cmse target.
2248 * config/arm/arm.h (arm_arch_cmse): New.
2249 * config/arm/arm.opt (mcmse): New.
2250 * config/arm/arm_cmse.h: New file.
2251 * doc/invoke.texi (ARM Options): Add -mcmse.
2252 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
2253 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
2255 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2257 * config/avr/avr.c: Fix coding rule glitches.
2259 2016-12-02 Martin Jambor <mjambor@suse.cz>
2261 * hsa.c (hsa_callable_function_p): Return false for artificial
2264 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
2266 PR rtl-optimization/78561
2267 * varasm.c (recompute_pool_offsets): New.
2268 (output_constant_pool): Call it.
2270 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
2272 PR rtl-optimization/78561
2273 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
2274 get_pool_size to get_pool_size_upper_bound.
2275 (rs6000_stack_info): Likewise.
2276 (rs6000_emit_prologue): Likewise.
2277 (rs6000_elf_declare_function_name): Likewise.
2278 (rs6000_set_up_by_prologue): Likewise.
2279 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
2280 * output.h (get_pool_size): Rename to...
2281 (get_pool_size_upper_bound): ...This.
2282 * varasm.c (get_pool_size): Rename to...
2283 (get_pool_size_upper_bound): ...This.
2285 2016-12-02 Bin Cheng <bin.cheng@arm.com>
2287 * match.pd: Add new pattern:
2288 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
2290 2016-12-02 Nathan Sidwell <nathan@acm.org>
2292 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
2295 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
2298 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
2301 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2303 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
2306 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2308 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
2309 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
2310 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
2311 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
2312 avr_mcu_types.flash_size to compute default value.
2313 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
2314 mcu->flash_size to compute value for spec.
2316 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2318 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
2319 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
2320 about linker description to avoid progmem altogether.
2321 [absdata]: Point to -mabsdata option.
2323 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2325 PR rtl-optimization/78547
2326 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
2327 DECL_INCOMING_RTL is not shared.
2328 * config/i386/i386.c (convert_scalars_to_vectors): If any
2329 insns have been converted, adjust all parameter's DEC_RTL and
2330 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
2333 PR rtl-optimization/78575
2334 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
2335 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
2336 if not already wrapped in a subreg. Make sure df_insn_rescan does not
2337 affect further iterations.
2339 2016-12-02 Martin Liska <mliska@suse.cz>
2342 * sreal.c (sreal::to_int): Make absolute value before shifting.
2343 (sreal::operator/): Likewise.
2344 (sreal_verify_negative_division): New test.
2345 (void sreal_c_tests): Call the new test.
2346 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
2348 (sreal::normalize_down): Likewise.
2350 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2352 * combine.c (combine_simplify_rtx): Suppress replacement of
2353 "(and (reg) (const_int bit))" with "if_then_else".
2355 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2358 * config/s390/s390.md ("extzv")
2359 ("*extzv<mode><clobbercc_or_nocc>")
2360 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
2361 ("*<risbg_n>_ior_and_sr_ze")
2362 ("*extract1bitdi<clobbercc_or_nocc>")
2363 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
2364 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
2365 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
2366 to validate the arguments of zero_extract and sign_extract.
2368 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2371 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
2373 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2375 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
2377 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
2380 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2382 * config/s390/vector.md (vec_halfhalf): New mode iterator.
2383 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
2384 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
2385 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
2386 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
2387 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
2388 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
2389 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
2390 ("vec_unpacku_lo_v4si"): New pattern definitions.
2391 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
2394 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2396 * config/s390/s390-protos.h (s390_reverse_condition): New
2398 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
2400 (s390_reverse_condition): New function.
2401 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
2404 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2406 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
2407 (CCVHUANY): Remove modes.
2408 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
2410 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
2411 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
2413 (s390_branch_condition_mask): Adjust to use the new cc consumer
2414 modes. The new modes allow for proper reversal in the middle-end.
2415 (s390_expand_vec_compare_cc): Determine the proper cc producer and
2416 consumer modes for a comparison.
2417 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
2418 throughout the file.
2419 * config/s390/vx-builtins.md: Likewise.
2421 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
2423 * asan.c (asan_global_struct): Refactor.
2424 (create_odr_indicator): New function.
2425 (asan_needs_odr_indicator_p): Likewise.
2426 (is_odr_indicator): Likewise.
2427 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
2429 (asan_protect_global): Do not protect odr indicators.
2431 2016-12-01 Jeff Law <law@redhat.com>
2433 * tree-ssa-threadedge.c
2434 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
2435 propagation of operands if there are no operands.
2437 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2439 PR tree-optimization/78586
2440 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
2441 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
2442 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
2443 type is INTEGER_TYPE or POINTER_TYPE.
2445 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2448 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
2449 (vextuhrx): Likewise.
2450 (vextuwlx): Likewise.
2451 (vextuwrx): Likewise.
2453 2016-12-01 David Malcolm <dmalcolm@redhat.com>
2455 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
2456 early_dwarf_finished.
2458 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
2459 David S. Miller <davem@davemloft.net>
2461 * config/sparc/sparc.opt (mlra): New target option.
2462 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
2463 (sparc_lra_p): ...this. New function.
2464 (D_MODES, DF_MODES): Add missing cast.
2465 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
2466 provide these insns when flag_pic.
2467 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
2468 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
2469 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
2470 embmedany_textulo, embmedany_textlo): Likewise.
2471 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
2473 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
2477 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
2479 2016-12-01 Richard Biener <rguenther@suse.de>
2480 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2482 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
2483 memset if len-oldlen != 0.
2484 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
2486 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
2488 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
2490 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2492 * config/avr/avr.c: Fix coding rule glitches.
2494 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2496 PR tree-optimization/78598
2497 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
2500 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2502 PR rtl-optimization/78596
2503 * combine.c (simplify_comparison): Cast to unsigned to avoid
2504 left shifting of negative value.
2506 2016-12-01 Matthias Klose <doko@ubuntu.com>
2508 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
2510 2016-12-01 Richard Biener <rguenther@suse.de>
2512 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
2513 treat arrays with same type as objects that cannot overlap.
2515 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2517 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
2518 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
2519 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
2521 2016-12-01 Jakub Jelinek <jakub@redhat.com>
2524 * dwarf2out.c (loc_descr_plus_const): For negative offset use
2525 uint_loc_descriptor instead of int_loc_descriptor and perform negation
2526 in unsigned HOST_WIDE_INT type.
2527 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
2530 * config/rs6000/rs6000.c (rs6000_frame_related): Call
2531 set_used_flags (pat) before any simplifications. Clear used flag on
2532 PARALLEL copy. Don't guard add_reg_note call. Call
2533 copy_rtx_if_shared on pat before storing it into
2534 REG_FRAME_RELATED_EXPR.
2536 2016-12-01 Alan Modra <amodra@gmail.com>
2538 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
2539 look inside UNSPEC_VSX_XXSPLTW vec.
2541 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
2543 PR rtl-optimization/78607
2544 * combine.c (try_combine): Emit a barrier after a unconditional trap.
2546 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2549 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
2550 element is not a constant or in a register, force it to a
2554 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
2555 that will be set to a vector element to be in a register.
2556 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
2557 the wrong multiplier to convert the element number to a byte
2560 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
2562 PR tree-optimization/77856
2563 * lra-constraints.c (inherit_in_ebb): Check original regno for
2564 invalid invariant regs too. Set only clobbered hard regs for the
2565 invalid invariant regs.
2567 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2569 Commit files forgotten in r242966.
2571 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
2572 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
2573 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
2574 prefix check to find wrap-around value, instead use MCU flash size.
2575 For 8k flash devices, update link_pmem_wrap spec string to
2576 add --pmem-wrap-around=8k.
2577 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
2579 (LINK_SPEC): ...to here.
2581 2016-11-30 David Malcolm <dmalcolm@redhat.com>
2584 * selftest.c (selftest::assert_strndup_eq): New function.
2585 (selftest::test_strndup): New function.
2586 (selftest::test_libiberty): New function.
2587 (selftest::selftest_c_tests): Call test_libiberty.
2589 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2591 PR rtl-optimization/78610
2592 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
2595 2016-11-30 Bin Cheng <bin.cheng@arm.com>
2597 PR tree-optimization/78574
2598 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
2599 header PHI that doesn't define biv.
2601 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2603 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
2606 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
2607 sharing the SUBREG rtx between move and following insn.
2609 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
2610 for REG_EQUIV argument.
2612 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
2614 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
2616 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2619 * real.c (real_hash): Add cast to avoid left
2620 shifting of negative values.
2622 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2625 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
2626 from a subreg in operands[1] and don't call REGNO on a non-reg
2627 expression when deciding to force operands[2] into a reg.
2629 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2630 Andrew Burgess <andrew.burgess@embecosm.com>
2632 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
2633 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
2634 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
2635 * config/arc/arc700.md: Add define_bypass for store/load.
2637 2016-11-30 Martin Liska <mliska@suse.cz>
2639 * cgraph.c (symbol_table::initialize): Initialize
2640 ipa_clones_dump_file.
2641 (cgraph_node::remove): Report to ipa_clones_dump_file.
2642 * cgraph.h: Add new argument (suffix) to cloning methods.
2643 * cgraphclones.c (dump_callgraph_transformation): New function.
2644 (cgraph_node::create_clone): New argument.
2645 (cgraph_node::create_virtual_clone): Likewise.
2646 (cgraph_node::create_version_clone): Likewise.
2647 * dumpfile.c: Add .ipa-clones dump file.
2648 * dumpfile.h (enum tree_dump_index): Add TDI_clones
2649 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
2650 to dump_callgraph_transformation.
2652 2016-11-30 Martin Liska <mliska@suse.cz>
2655 * asan.c (asan_expand_mark_ifn): Properly
2656 select a VAR_DECL from FRAME.* component reference.
2658 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2660 PR rtl-optimization/78583
2661 * simplify-rtx.c (simplify_truncation): Add check missing from the
2664 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2666 PR rtl-optimization/78590
2667 * combine.c (change_zero_ext): Transform zero_extend of subregs only
2668 if the subreg_reg is a scalar integer mode.
2670 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2672 PR tree-optimization/78586
2673 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
2674 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
2675 Don't build_int_cst min/max twice. Formatting fix.
2677 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2679 PR rtl-optimization/78588
2680 * combine.c (if_then_else_cond): Also guard against BLKmode.
2681 * rtlanal.c (num_sign_bit_copies1): Add assert.
2683 2016-11-29 Jeff Law <law@redhat.com>
2685 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
2688 * lra-constraints.c (check_and_process_move): Constrain the
2689 range of DCLASS and SCLASS to avoid false positive out of bounds
2690 array index warning.
2692 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2694 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
2696 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2698 PR preprocessor/78569
2699 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2700 line directives were present.
2702 2016-11-30 Matthias Klose <doko@ubuntu.com>
2704 * doc/install.texi: Document configure options --enable-objc-gc
2705 and --with-target-bdw-gc.
2707 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
2710 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
2711 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
2712 residing in traditional altivec registers can be stored
2715 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
2718 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
2719 overhead loop start between a call and its CALL_ARG_LOCATION
2722 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
2724 * config/bfin/linux.h (CPP_SPEC): Define.
2726 2016-11-29 Martin Sebor <msebor@redhat.com>
2728 PR tree-optimization/78512
2729 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
2730 * config/rs6000/linux.h: Same.
2731 * config/rs6000/linux64.h: Same.
2732 * config/sol2.h: Same.
2733 * config/sol2.c (solaris_printf_pointer_format): Remove.
2734 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
2735 * doc/tm.texi: Regenerate.
2736 * gimple-ssa-sprintf.c (format_pointer): Rempove.
2737 (pass_sprintf_length::compute_format_length): Return bool.
2738 (pass_sprintf_length::handle_gimple_call): Adjust.
2739 * target.def (printf_pointer_format): Remove.
2740 * targhooks.c (default_printf_pointer_format): Remove.
2741 (linux_printf_pointer_format): Same.
2742 * targhooks.h (default_printf_pointer_format): Remove.
2743 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
2745 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
2747 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
2749 (SWI1248_AVX512BWDQ): Ditto.
2750 (SWI1248_AVX512BW): Ditto.
2751 (k<any_logic:code><mode>): Ditto.
2752 (kandn<mode>): Ditto.
2753 (kxnor<mode>): Ditto.
2754 (knot<mode>): Ditto.
2755 (*k<any_lshift:code><mode>): Ditto.
2756 (kortestzhi, kortestchi): Ditto.
2757 (kunpckhi, kunpcksi, kunpckdi): Ditto.
2759 2016-11-29 Andrew Pinski <apinski@cavium.com>
2761 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
2764 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
2767 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
2768 to stack before call mcount.
2769 (tilegx_can_use_return_insn_p): Clean up code.
2771 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2773 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
2775 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2781 * spellcheck.c (selftest::test_find_closest_string): Verify that
2782 we don't offer the goal string as a suggestion.
2783 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
2784 offer the goal string as a suggestion.
2787 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2789 * config/arc/arc.c (arc_override_options): Avoid selection of
2790 compact casesi for ARCv2.
2792 2016-11-29 Richard Biener <rguenther@suse.de>
2794 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
2795 PHIs after a regular stmt.
2796 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
2799 2016-11-29 Martin Liska <mliska@suse.cz>
2801 PR gcov-profile/78582
2802 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
2803 to prevent PHI argument clash.
2805 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2807 * config/arc/arc.opt (marclinux): Fix typo.
2808 (marclinux_prof): Likewise.
2810 2016-11-29 Jiong Wang <jiong.wang@arm.com>
2812 * target.def (stack_protect_runtime_enabled_p): New.
2813 * function.c (expand_function_end): Guard stack_protect_epilogue with
2814 targetm.stack_protect_runtime_enabled_p.
2815 * cfgexpand.c (pass_expand::execute): Likewise.
2816 * calls.c (expand_call): Likewise.
2817 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
2818 * doc/tm.texi: Regenerate.
2820 2016-11-29 Richard Biener <rguenther@suse.de>
2823 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
2825 2016-11-29 Janus Weil <janus@gcc.gnu.org>
2827 * doc/contrib.texi: Add a few missing gfortran contributors.
2829 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2831 * combine.c (change_zero_ext): Also handle extends from a subreg
2832 to a mode bigger than that of the operand of the subreg.
2834 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2837 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
2838 stack_restore_tie insn instead of stack_tie, for the SVR4 and
2840 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
2842 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2844 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
2845 head_components and tail_components.
2846 (spread_components): New algorithm.
2847 (emit_common_tails_for_components): Clear head_components and
2849 (insert_prologue_epilogue_for_components): Write extra output to the
2850 dump file for sibcalls and abnormal exits.
2852 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2854 PR rtl-optimization/78342
2855 * combine.c: Include "cfghooks.h".
2856 (try_combine): If we create an unconditional trap, break the basic
2857 block in two just after it, and remove the edge between; also, set
2858 the *new_direct_jump_p flag so that cleanup_cfg is run.
2860 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2862 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
2865 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2867 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
2868 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
2869 output template string.
2870 (*anddi_1): Use multi-line output template string.
2873 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2876 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
2877 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
2878 note has been removed.
2879 * postreload.c (reload_combine_recognize_pattern): If
2880 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
2882 2016-11-28 Martin Sebor <msebor@redhat.com>
2885 * gimple-ssa-sprintf.c (target_max_value): Remove.
2886 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
2887 (get_width_and_precision): New function.
2888 (format_integer, format_floating, get_string_length, format_string):
2889 Correct handling of width and precision with unknown value.
2890 (format_directive): Add warning.
2891 (pass_sprintf_length::compute_format_length): Allow for precision
2892 to consist of a sole period with no asterisk or digits after it.
2894 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2896 PR rtl-optimization/78546
2897 * simplify-rtx.c (neg_const_int): When negating most negative
2898 number in mode wider than HOST_BITS_PER_WIDE_INT, use
2899 simplify_const_unary_operation to produce CONST_DOUBLE or
2901 (simplify_plus_minus): Handle the case where neg_const_int
2902 doesn't return a CONST_INT.
2904 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2907 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
2908 left shifting of negative values.
2910 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2913 * tree-nested.c (convert_local_reference_stmt): After adding
2914 shared (FRAME.NN) clause to omp parallel, task or target,
2915 add it also to all outer omp parallel, task or target constructs.
2917 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2919 * config/i386/i386.md (UNSPEC_KMASKOP): New.
2920 (UNSPEC_KMOV): Remove.
2921 (kmovw): Expand to plain HImode move.
2922 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
2923 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
2924 Remove corresponding clobber-removing splitter.
2925 (*anddi_1): Remove mask register alternatives.
2929 (*<any_or:code><mode>_1): Ditto.
2930 (*<any_or:code>qi_1): Ditto.
2931 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
2932 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
2933 Remove corresponding splitter to operation with general registers.
2934 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
2935 (*andn<SWI12:mode>): New pattern.
2936 (*kxnor<mode>): Remove general register alternatives. Tag pattern
2937 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
2938 with general registers.
2939 (knot<mode>): New insn pattern.
2940 (*one_cmpl<mode>2_1): Remove mask register alternatives.
2941 (one_cmplqi2_1): Ditto.
2942 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
2943 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
2944 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
2945 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
2946 to generate kmaskop shift.
2947 (vec_unpacks_hi_<mode>): Ditto.
2948 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
2949 Use CODE_FOR_kandhi.
2950 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
2951 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
2952 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
2954 2016-11-28 Richard Biener <rguenther@suse.de>
2956 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
2957 to SSA names via extract_range_from_ssa_name if allowed.
2959 2016-11-28 Richard Biener <rguenther@suse.de>
2961 PR tree-optimization/78542
2962 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
2965 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
2967 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
2968 isolates a single bit, even if the condition involves subregs.
2970 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2972 * config/aarch64/aarch64-simd-builtins.def
2973 (BSL_P): Added di and v2di mode.
2974 * config/aarch64/arm_neon.h
2975 (vsriq_n_p64, vsri_n_p64): Added poly type.
2976 (vextq_p64, vext_p64): Likewise.
2977 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
2979 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2981 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
2982 (TYPES_GETREGP): Likewise.
2983 (TYPES_SHIFTINSERTP): Likewise.
2984 (TYPES_COMBINEP): Likewise.
2985 (TYPES_STORE1P): Likewise.
2986 * config/aarch64/aarch64-simd-builtins.def
2987 (combine): Added poly generator.
2988 (get_dregoi): Likewise.
2989 (get_dregci): Likewise.
2990 (get_dregxi): Likewise.
2994 * config/aarch64/arm_neon.h
2995 (poly64x1x2_t, poly64x1x3_t): New.
2996 (poly64x1x4_t, poly64x2x2_t): Likewise.
2997 (poly64x2x3_t, poly64x2x4_t): Likewise.
2998 (poly64x1_t): Likewise.
2999 (vcreate_p64, vcombine_p64): Likewise.
3000 (vdup_n_p64, vdupq_n_p64): Likewise.
3001 (vld2_p64, vld2q_p64): Likewise.
3002 (vld3_p64, vld3q_p64): Likewise.
3003 (vld4_p64, vld4q_p64): Likewise.
3004 (vld2_dup_p64, vld3_dup_p64): Likewise.
3005 (vld4_dup_p64, vsli_n_p64): Likewise.
3006 (vsliq_n_p64, vst1_p64): Likewise.
3007 (vst1q_p64, vst2_p64): Likewise.
3008 (vst3_p64, vst4_p64): Likewise.
3009 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
3010 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
3011 (vget_lane_p64, vgetq_lane_p64): Likewise.
3012 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
3013 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
3014 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
3015 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
3016 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
3017 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
3018 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
3019 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
3020 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
3021 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
3022 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
3023 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
3024 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
3025 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
3026 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
3027 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
3028 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
3029 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
3030 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
3031 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
3032 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
3033 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
3034 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
3035 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
3036 (vset_lane_p64, vsetq_lane_p64): Likewise.
3037 (vget_low_p64, vget_high_p64): Likewise.
3038 (vcombine_p64, vst2_lane_p64): Likewise.
3039 (vst3_lane_p64, vst4_lane_p64): Likewise.
3040 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
3041 (vst4q_lane_p64, vget_lane_p64): Likewise.
3042 (vget_laneq_p64, vset_lane_p64): Likewise.
3043 (vset_laneq_p64, vcopy_lane_p64): Likewise.
3044 (vcopy_laneq_p64, vdup_n_p64): Likewise.
3045 (vdupq_n_p64, vdup_lane_p64): Likewise.
3046 (vdup_laneq_p64, vld1_p64): Likewise.
3047 (vld1q_p64, vld1_dup_p64): Likewise.
3048 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
3049 (vmov_n_p64, vmovq_n_p64): Likewise.
3050 (vst3q_p64, vst4q_p64): Likewise.
3051 (vld1_lane_p64, vld1q_lane_p64): Likewise.
3052 (vst1_lane_p64, vst1q_lane_p64): Likewise.
3053 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
3054 (vdupq_laneq_p64): Likewise.
3056 2016-11-28 Tamar Christina <tamar.christina@arm.com>
3058 * config/arm/arm_neon.h (vget_lane_p64): New.
3060 2016-11-28 Iain Sandoe <iain@codesourcery.com>
3063 * configure.ac (with_ld64): Use portable method to extract the
3064 major part of the version number.
3065 * configure: Regenerated.
3067 2016-11-28 Jakub Jelinek <jakub@redhat.com>
3069 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
3070 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
3071 intmax_t couldn't be determined.
3072 (format_integer): Make {,u}intmax_type_node no longer static,
3073 initialize them only when needed. For z and t use
3074 signed_or_unsigned_type_for instead of assuming size_t and
3075 ptrdiff_t have the same precision.
3078 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
3079 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
3080 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
3081 vector instead of traversing m_classes hash table. Release
3083 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
3085 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
3086 add it also to m_classes_vec vector.
3087 (sem_item_optimizer::remove_symtab_node,
3088 sem_item_optimizer::build_hash_based_classes,
3089 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
3090 (sem_item_optimizer::subdivide_classes_by_equality,
3091 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
3092 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
3093 instead of traversing m_classes hash table. Formatting fixes.
3094 (sem_item_optimizer::traverse_congruence_split,
3095 sem_item_optimizer::do_congruence_step_for_index,
3096 sem_item_optimizer::do_congruence_step): Formatting fixes.
3097 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
3098 vector instead of traversing m_classes hash table.
3099 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
3100 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
3101 instead of traversing m_classes hash table.
3103 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
3105 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
3106 X is not unused after.
3108 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
3110 PR rtl-optimization/78120
3111 * rtlanal.c (insn_rtx_cost): Revert previous change.
3113 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
3116 * config/avr/avr.md (SPLIT34): New mode iterator.
3117 (bitop): New code iterator.
3118 (*iorhi3.ashift8-*). New insn-and-split patterns.
3119 (*movhi): Post-reload split reg = 0.
3120 [!MOVW]: Post-reload split reg = reg.
3121 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
3122 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
3123 (iorhi3, iorpsi3, iorsi3): Same.
3124 (xorhi3, xorpsi3, xorsi3): Same.
3125 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
3126 costs to *iorhi3.ashift8-* patterns.
3128 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3129 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3132 * config.in: Regenerate
3133 * config/darwin-driver.c (darwin_driver_init): Emit a version string
3135 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
3136 * config/darwin.opt(asm_macosx_version_min): New.
3137 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
3138 * configure: Regenerate
3139 * configure.ac: Check for mmacosx-version-min handling.
3141 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3144 * config/i386/i386.c (ix86_code_end): Note that we emitted code
3145 where the function might otherwise appear empty for picbase thunks.
3146 (ix86_output_function_epilogue): If we find a zero-sized function
3147 assume that reaching it is UB and trap. If we find a trailing label
3149 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
3150 find a zero-sized function assume that reaching it is UB and trap.
3151 If we find a trailing label, append a nop.
3153 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3156 * config/darwin-sections.def (picbase_thunk_section): New.
3157 * config/darwin.c (darwin_init_sections): Set up picbase thunk
3158 section. (darwin_rodata_section, darwin_objc2_section,
3159 machopic_select_section, darwin_asm_declare_constant_name,
3160 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
3161 coalesced with newer linkers.
3162 (darwin_override_options): Decide on usage of coalesed sections
3163 on the basis of the target linker version.
3164 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
3165 * config/darwin.opt (mtarget-linker): New.
3166 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
3167 a coalesced section, instead use a thunks section.
3169 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3172 * configure.ac (with-ld64): New var, set for Darwin, set on
3173 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
3174 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
3175 * config/darwin10.h(DEF_LD64): Update for this target version.
3176 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
3177 (DEF_LD64): Update for this target version.
3178 * configure: Regenerated.
3179 * config.in: Regenerated.
3181 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3184 * config/darwin.c (imachopic_indirection_name): Make data
3185 section indirections linker-visible.
3186 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
3187 constant labels linker-visible.
3189 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3191 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
3192 (free_lang_data): Remove assignment to ptrdiff_type_node.
3194 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3196 PR rtl-optimization/78526
3197 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
3198 beyond val's precision.
3200 PR rtl-optimization/78527
3201 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
3202 out of bounds shift count.
3204 2016-11-25 Martin Liska <mliska@suse.cz>
3207 * doc/invoke.texi (-fprofile-use): Fix reference to a section
3208 where -fprofile-generate is documented.
3210 2016-11-25 Martin Liska <mliska@suse.cz>
3212 PR gcov-profile/78086
3213 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
3214 not supported by a target. Set priority to 100 if possible.
3215 (build_gcov_exit_decl): Likewise.
3217 2016-11-25 Richard Biener <rguenther@suse.de>
3220 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
3221 unary, binary and single RHSs.
3222 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
3224 2016-11-25 Bin Cheng <bin.cheng@arm.com>
3229 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
3230 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
3231 and set it to result code if transformation is valid. Use code EQ
3232 directly in last simplification case.
3234 2016-11-25 Richard Biener <rguenther@suse.de>
3236 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
3237 before valueizing return stmts.
3239 2016-11-24 Richard Biener <rguenther@suse.de>
3241 PR tree-optimization/78343
3242 * passes.def: Add CD-DCE pass after loop splitting.
3243 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
3244 SCEV init/finalize ...
3245 (perform_tree_ssa_dce): ... here. Deal with being
3246 executed inside the loop pipeline in aggressive mode.
3248 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3250 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
3252 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3254 PR tree-optimization/77673
3255 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
3256 (init_symbolic_number): Initialize src field from src parameter.
3257 (perform_symbolic_merge): Select most dominated statement as the
3258 source statement. Set src field of resulting n structure from the
3259 input src with the lowest address.
3260 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
3261 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
3262 of load from src field rather than insertion statement. Cancel
3263 optimization if statement analyzed is not dominated by the insertion
3265 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
3266 dominance information.
3268 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
3271 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3273 2016-11-25 Martin Jambor <mjambor@suse.cz>
3275 PR tree-optimization/70965
3276 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
3278 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
3281 * config/i386/i386.c (i386_excess_precision): Do not return
3282 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3283 EXCESS_PRECISION_TYPE_STANDARD.
3284 * target.def (excess_precision): Document that targets should
3285 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3286 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
3287 Fix typo in first sentence.
3288 * doc/tm.texi: Regenerate.
3290 2016-11-25 Richard Biener <rguenther@suse.de>
3292 PR tree-optimization/78396
3293 * tree-vectorizer.c (vectorize_loops): When the if-converted
3294 body contains masked loads or stores do not attempt to
3295 basic-block-vectorize it.
3297 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3298 Alan Hayward <alan.hayward@arm.com>
3299 David Sherwood <david.sherwood@arm.com>
3301 * function.h (spill_slot_alignment): Declare.
3302 * function.c (spill_slot_alignment): New function.
3303 * lra-spills.c (slot): Add align and size fields.
3304 (assign_mem_slot): Use them in the call to assign_stack_local.
3305 (add_pseudo_to_slot): Update the fields.
3306 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
3308 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3309 Alan Hayward <alan.hayward@arm.com>
3310 David Sherwood <david.sherwood@arm.com>
3312 * stor-layout.c (layout_type): Allow the caller to set the mode of
3313 a float type. Only choose one here if the mode is still VOIDmode.
3314 * tree.c (build_common_tree_nodes): Set the type mode of decimal
3315 floats before calling layout_type.
3316 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
3318 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3320 * tree-tailcall.c (find_tail_calls): Allow calls to reference
3321 local variables if all references are known to be direct.
3323 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3324 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3327 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
3328 non null and it's precision matches precision of lhs's type.
3330 2016-11-24 Martin Sebor <msebor@redhat.com>
3332 PR tree-optimization/78476
3333 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
3335 (handle_gimple_call): Adjust signature.
3336 (try_substitute_return_value): Remove calls to bounded functions
3337 with zero buffer size whose result is known.
3338 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
3340 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3342 * varasm.c (assemble_start_function): Wrap align_log definition in
3343 ASM_OUTPUT_MAX_SKIP_ALIGN.
3345 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
3347 * config/i386/i386.md (wide AND insn to QImode splitter): Use
3348 explicit mode macros.
3349 (wide OR insn to QImode splitter): Ditto.
3351 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
3353 PR rtl-optimization/77541
3354 * lra-constraints.c (struct input_reload): Add field match_p.
3355 (get_reload_reg): Check modes of input reloads to generate unique
3356 value reload pseudo.
3357 (match_reload): Add input reload pseudo for the current insn.
3359 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3361 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
3362 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
3363 architecture levels.
3364 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
3365 the aarch64_fp16_type_node, not all HFmode types.
3366 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
3367 (aarch64_scalar_mode_supported_p): Likewise.
3368 (aarch64_excess_precision): New.
3369 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
3370 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
3371 (TARGET_C_EXCESS_PRECISION): Likewise.
3373 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3375 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
3376 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3378 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3380 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
3381 (<optab>dihf2): Likewise.
3382 (aarch64_fp16_<optab><mode>hf2): New.
3384 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
3387 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
3389 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3391 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
3392 Enable REE at -O2 and higher.
3393 * config/sparc/sparc.c (sparc_option_override): Disable it by default
3396 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3400 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
3401 (new_temp_expr_table): Initialise reg_vars_cnt.
3402 (free_temp_expr_table): Release reg_vars_cnt.
3403 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
3405 (find_replaceable_in_bb): Use the above to record register variable
3406 write occurrences and cancel replacement across them.
3408 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3410 PR rtl-optimization/78437
3411 * ree.c (get_uses): New function.
3412 (combine_reaching_defs): When a copy is needed, return false if any
3413 reaching use of the source register reads it in a mode larger than
3414 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
3416 2016-11-24 Martin Liska <mliska@suse.cz>
3418 * gimple-pretty-print.c (dump_edge_probability): New function.
3419 (dump_gimple_switch): Dump label edge probabilities.
3420 (dump_gimple_cond): Likewise.
3421 (dump_gimple_label): Dump
3422 (dump_gimple_bb_header): Dump basic block frequency.
3423 (pp_cfg_jump): Replace e->dest argument with e.
3424 (dump_implicit_edges): Likewise.
3425 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
3426 Use gimple_bb (at) instead of at->bb.
3428 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
3430 * common.opt (flimit-function-alignment): New.
3431 * doc/invoke.texi (-flimit-function-alignment): Document.
3432 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
3433 * final.c (shorten_branches): Set it.
3434 * varasm.c (assemble_start_function): Limit alignment if
3437 2016-11-24 Richard Biener <rguenther@suse.de>
3439 PR tree-optimization/71595
3440 * cfgloopmanip.h (remove_path): Add irred_invalidated and
3441 loop_closed_ssa_invalidated parameters, defaulted to NULL.
3442 * cfgloopmanip.c (remove_path): Likewise, pass them along to
3443 called functions. Only fix irred flags if the caller didn't
3445 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
3446 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
3449 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
3451 PR rtl-optimization/78120
3452 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
3453 cases, and additionally test against max_seq_cost for speed
3455 (noce_process_if_block): Compute an estimate for the original cost when
3456 optimizing for speed, using the minimum of then and else block costs.
3458 PR rtl-optimization/78120
3459 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
3461 PR rtl-optimization/78120
3462 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
3464 2016-11-24 Bin Cheng <bin.cheng@arm.com>
3466 * match.pd: Refine type conversion in result expr for below pattern:
3467 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
3469 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3472 * tree.h (wi::fits_to_boolean_p): New predicate.
3473 (wi::fits_to_tree_p): Use it for boolean types.
3474 * tree.c (int_fits_type_p): Likewise.
3476 2016-11-24 Martin Liska <mliska@suse.cz>
3478 * print-tree.c (struct bucket): Remove.
3479 (print_node): Add new argument which drives whether a tree node
3480 is printed briefly or not.
3481 (debug_tree): Replace a custom hash table with hash_set<T>.
3482 * print-tree.h (print_node): Add the argument.
3484 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
3486 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
3488 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
3491 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
3492 if it is at least NREGS wide.
3494 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3496 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
3497 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
3498 TFmode, IFmode and KFmode.
3500 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3502 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
3505 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3507 * combine.c (change_zero_ext): Only change the mode of a hard register
3508 destination if can_change_dest_mode holds for that.
3510 2016-11-23 Jeff Law <law@redhat.com>
3512 * varasm.c (assemble_name): Increase buffer size for name.
3514 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
3516 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
3518 * doc/extend.texi: Constify first argument to __builtin_object_size.
3520 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
3522 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
3523 to be used. Add brackets around macro argument.
3525 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3527 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
3529 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3532 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
3533 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
3535 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3538 * omp-low.c (build_outer_var_ref): Change lastprivate argument
3539 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
3540 on worksharing constructs, treat it like clauses on simd construct.
3542 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
3543 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
3544 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
3545 of true as last argument to build_outer_var_ref.
3547 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3549 * config/i386/i386.md (*movqi_internal): Calculate mode
3550 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
3551 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
3552 (*k<logic><mode>): Calculate mode attribute depending on
3553 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
3554 (*andqi_1): Calculate mode attribute of alternative 3 depending
3555 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
3556 (kandn<mode>): Calculate mode attribute of alternative 2 depending
3557 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
3558 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
3559 iterator. Calculate mode attribute of alternative 1 depending
3560 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
3561 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
3562 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
3564 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3567 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
3568 * tree-vrp.c (extract_range_basic): Handle case for
3569 CFN_BUILT_IN_STRLEN.
3571 2016-11-23 Jeff Law <law@redhat.com>
3573 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
3575 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
3576 in boolean context warning.
3578 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
3580 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3583 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
3584 (arm_fp16_type_node): ...This, make visibile.
3585 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
3587 (arm_init_simd_builtin_types): Likewise.
3588 (arm_init_fp16_builtins): Likewise.
3589 * config/arm/arm.c (arm_excess_precision): New.
3590 (arm_floatn_mode): Likewise.
3591 (TARGET_C_EXCESS_PRECISION): Likewise.
3592 (TARGET_FLOATN_MODE): Likewise.
3593 (arm_promoted_type): Only promote arm_fp16_type_node.
3594 * config/arm/arm.h (arm_fp16_type_node): Declare.
3596 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3598 * config/arm/arm.c (arm_convert_to_type): Delete.
3599 (TARGET_CONVERT_TO_TYPE): Delete.
3600 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
3601 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
3602 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
3603 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
3604 are in fast math mode, and have no single step hardware instruction.
3605 (extendhfdf2): Only expand through SFmode if we don't have a
3606 single-step hardware instruction.
3607 * config/arm/vfp.md (*truncdfhf2): New.
3608 (extendhfdf2): Likewise.
3610 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3612 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
3615 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3617 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
3618 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
3619 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
3620 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
3621 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
3622 * doc/tm.texi: Regenerate.
3623 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
3625 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3627 * toplev.c (init_excess_precision): Delete most logic.
3628 * tree.c (excess_precision_type): Rewrite to use
3629 TARGET_EXCESS_PRECISION.
3630 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
3631 more generic fashion.
3632 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
3633 __STDC_WANT_IEC_60559_TYPES_EXT__.
3635 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3637 * common.opt (fpermitted-flt-eval-methods): New.
3638 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
3639 * flag_types.h (permitted_flt_eval_methods): New.
3641 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3643 * config/m68k/m68k.c (m68k_excess_precision): New.
3644 (TARGET_C_EXCESS_PRECISION): Define.
3646 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3648 * config/s390/s390.c (s390_excess_precision): New.
3649 (TARGET_C_EXCESS_PRECISION): Define.
3651 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3653 * config/i386/i386.c (ix86_excess_precision): New.
3654 (TARGET_C_EXCESS_PRECISION): Define.
3656 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3658 * target.def (excess_precision): New hook.
3659 * target.h (flt_eval_method): New.
3660 (excess_precision_type): Likewise.
3661 * targhooks.c (default_excess_precision): New.
3662 * targhooks.h (default_excess_precision): New.
3663 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
3664 * doc/tm.texi: Regenerate.
3666 2016-11-23 Martin Sebor <msebor@redhat.com>
3669 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
3670 set the minimum number of bytes for an unknown string to zero.
3672 2016-11-23 Martin Jambor <mjambor@suse.cz>
3673 Martin Liska <mliska@suse.cz>
3675 * hsa-builtins.def: New file.
3676 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
3677 * builtins.def: Include hsa-builtins.def.
3678 (DEF_HSA_BUILTIN): New macro.
3679 * dumpfile.h (OPTGROUP_OPENMP): Define.
3680 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
3681 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
3682 GF_OMP_FOR_GRID_GROUP_ITER.
3683 (gimple_omp_for_grid_phony): Added checking assert.
3684 (gimple_omp_for_set_grid_phony): Likewise.
3685 (gimple_omp_for_grid_intra_group): New function.
3686 (gimple_omp_for_set_grid_intra_group): Likewise.
3687 (gimple_omp_for_grid_group_iter): Likewise.
3688 (gimple_omp_for_set_grid_group_iter): Likewise.
3689 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
3690 previosuly only distribute loop was permitted.
3691 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
3692 (grid_get_kernel_launch_attributes): Support multiple HSA grid
3694 (grid_expand_omp_for_loop): Likewise and also support standalone
3695 distribute constructs. New parameter INTRA_GROUP, updated both users.
3696 (grid_expand_target_grid_body): Support standalone distribute
3698 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
3699 (pass_data_expand_omp_ssa): Likewise.
3700 (pass_data_omp_device_lower): Likewsie.
3701 (pass_data_lower_omp): Likewise.
3702 (pass_data_diagnose_omp_blocks): Likewise.
3703 (pass_data_oacc_device_lower): Likewise.
3704 (pass_data_omp_target_link): Likewise.
3705 (grid_lastprivate_predicate): New function.
3706 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
3708 (lower_omp_for): Support standalone distribute constructs.
3709 (grid_prop): New type.
3710 (grid_safe_assignment_p): Check for assignments to group_sizes, new
3712 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
3714 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
3715 optimization info messages.
3716 (grid_find_single_omp_among_assignments): Likewise.
3717 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
3718 (grid_parallel_clauses_gridifiable): New function.
3719 (grid_inner_loop_gridifiable_p): Likewise.
3720 (grid_dist_follows_simple_pattern): Likewise.
3721 (grid_gfor_follows_tiling_pattern): Likewise.
3722 (grid_call_permissible_in_distribute_p): Likewise.
3723 (grid_handle_call_in_distribute): Likewise.
3724 (grid_dist_follows_tiling_pattern): Likewise.
3725 (grid_target_follows_gridifiable_pattern): Support standalone
3726 distribute constructs.
3727 (grid_var_segment): New enum.
3728 (grid_mark_variable_segment): New function.
3729 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
3730 if a new argument says so.
3731 (grid_process_grid_body): New function.
3732 (grid_eliminate_combined_simd_part): Likewise.
3733 (grid_mark_tiling_loops): Likewise.
3734 (grid_mark_tiling_parallels_and_loops): Likewise.
3735 (grid_process_kernel_body_copy): Support standalone distribute
3737 (grid_attempt_target_gridification): New grid variable holding overall
3738 gridification state. Support standalone distribute constructs and
3740 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
3741 * hsa.h (hsa_bb): Add method method append_phi.
3742 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
3743 occurences in all files too.
3744 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
3745 (is_a_helper <hsa_insn_br *>::test): New function.
3746 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
3747 branch instructions.
3748 (hsa_insn_signal): Make a direct descendant of
3749 hsa_insn_basic. Add memorder constructor parameter and
3750 m_memory_order and m_signalop member variables.
3751 (hsa_insn_queue): Changed constructor parameters to common form.
3752 Added m_segment and m_memory_order member variables.
3753 (hsa_summary_t): Add private member function
3754 process_gpu_implementation_attributes.
3755 (hsa_function_summary): Rename m_binded_function to
3757 (hsa_insn_basic_p): Remove typedef.
3758 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
3759 (hsa_op_reg_p): Remove typedef.
3760 (hsa_function_representation): Change hsa_op_reg_p into plain
3762 (hsa_insn_phi): Removed new and delete operators.
3763 (hsa_insn_br): Likewise.
3764 (hsa_insn_cbr): Likewise.
3765 (hsa_insn_sbr): Likewise.
3766 (hsa_insn_cmp): Likewise.
3767 (hsa_insn_mem): Likewise.
3768 (hsa_insn_atomic): Likewise.
3769 (hsa_insn_signal): Likewise.
3770 (hsa_insn_seg): Likewise.
3771 (hsa_insn_call): Likewise.
3772 (hsa_insn_arg_block): Likewise.
3773 (hsa_insn_comment): Likewise.
3774 (hsa_insn_srctype): Likewise.
3775 (hsa_insn_packed): Likewise.
3776 (hsa_insn_cvt): Likewise.
3777 (hsa_insn_alloca): Likewise.
3778 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
3779 (process_gpu_implementation_attributes): New function.
3780 (link_functions): Move some functionality into it. Adjust after
3781 renaming m_binded_functions to m_bound_functions.
3782 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
3783 to the list of instructions with no output registers.
3784 (get_in_type): Return this if it is a register of
3786 (hsa_get_declaration_name): Moved to...
3787 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
3788 temporary string on an obstack instead from ggc.
3789 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
3790 down to two overloads.
3791 (hsa_allocp_operand_address): Removed.
3792 (hsa_allocp_operand_immed): Likewise.
3793 (hsa_allocp_operand_reg): Likewise.
3794 (hsa_allocp_operand_code_list): Likewise.
3795 (hsa_allocp_operand_operand_list): Likewise.
3796 (hsa_allocp_inst_basic): Likewise.
3797 (hsa_allocp_inst_phi): Likewise.
3798 (hsa_allocp_inst_mem): Likewise.
3799 (hsa_allocp_inst_atomic): Likewise.
3800 (hsa_allocp_inst_signal): Likewise.
3801 (hsa_allocp_inst_seg): Likewise.
3802 (hsa_allocp_inst_cmp): Likewise.
3803 (hsa_allocp_inst_br): Likewise.
3804 (hsa_allocp_inst_sbr): Likewise.
3805 (hsa_allocp_inst_call): Likewise.
3806 (hsa_allocp_inst_arg_block): Likewise.
3807 (hsa_allocp_inst_comment): Likewise.
3808 (hsa_allocp_inst_queue): Likewise.
3809 (hsa_allocp_inst_srctype): Likewise.
3810 (hsa_allocp_inst_packed): Likewise.
3811 (hsa_allocp_inst_cvt): Likewise.
3812 (hsa_allocp_inst_alloca): Likewise.
3813 (hsa_allocp_bb): Likewise.
3815 (hsa_init_data_for_cfun): Initialize obstack.
3816 (hsa_deinit_data_for_cfun): Release memory of the obstack.
3817 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
3818 (hsa_op_reg::operator new): Likewise.
3819 (hsa_op_address::operator new): Likewise.
3820 (hsa_op_code_list::operator new): Likewise.
3821 (hsa_op_operand_list::operator new): Likewise.
3822 (hsa_insn_basic::operator new): Likewise.
3823 (hsa_insn_phi::operator new): Likewise.
3824 (hsa_insn_br::operator new): Likewise.
3825 (hsa_insn_sbr::operator new): Likewise.
3826 (hsa_insn_cmp::operator new): Likewise.
3827 (hsa_insn_mem::operator new): Likewise.
3828 (hsa_insn_atomic::operator new): Likewise.
3829 (hsa_insn_signal::operator new): Likewise.
3830 (hsa_insn_seg::operator new): Likewise.
3831 (hsa_insn_call::operator new): Likewise.
3832 (hsa_insn_arg_block::operator new): Likewise.
3833 (hsa_insn_comment::operator new): Likewise.
3834 (hsa_insn_srctype::operator new): Likewise.
3835 (hsa_insn_packed::operator new): Likewise.
3836 (hsa_insn_cvt::operator new): Likewise.
3837 (hsa_insn_alloca::operator new): Likewise.
3838 (hsa_init_new_bb): Likewise.
3839 (hsa_bb::append_phi): New function.
3840 (gen_hsa_phi_from_gimple_phi): Use it.
3841 (get_symbol_for_decl): Fix dinstinguishing between
3842 global and local functions. Put local variables into a segment
3843 according to their attribute or static flag, if there is one.
3844 (hsa_insn_br::hsa_insn_br): New.
3845 (hsa_insn_br::operator new): Likewise.
3846 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
3847 (query_hsa_grid_nodim): New function.
3848 (multiply_grid_dim_characteristics): Likewise.
3849 (gen_get_num_threads): Likewise.
3850 (gen_get_num_teams): Reimplemented.
3851 (gen_get_team_num): Likewise.
3852 (gen_hsa_insns_for_known_library_call): Updated calls to the above
3854 (get_memory_order_name): Removed.
3855 (get_memory_order): Likewise.
3856 (hsa_memorder_from_tree): New function.
3857 (gen_hsa_ternary_atomic_for_builtin): Renamed to
3858 gen_hsa_atomic_for_builtin, can also create signals.
3859 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
3860 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
3861 (hsa_insn_atomic): Fix function comment.
3862 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
3863 ancestor constructor and initialization of new member variables.
3864 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
3866 (hsa_get_host_function): Handle functions with no bound CPU
3867 implementation. Fix binded to bound.
3868 (get_brig_function_name): Likewise.
3869 (HSA_SORRY_ATV): Remove semicolon after macro.
3870 (HSA_SORRY_AT): Likewise.
3871 (omp_simple_builtin::generate): Add missing semicolons.
3872 (hsa_insn_phi::operator new): Removed.
3873 (hsa_insn_br::operator new): Likewise.
3874 (hsa_insn_cbr::operator new): Likewise.
3875 (hsa_insn_sbr::operator new): Likewise.
3876 (hsa_insn_cmp::operator new): Likewise.
3877 (hsa_insn_mem::operator new): Likewise.
3878 (hsa_insn_atomic::operator new): Likewise.
3879 (hsa_insn_signal::operator new): Likewise.
3880 (hsa_insn_seg::operator new): Likewise.
3881 (hsa_insn_call::operator new): Likewise.
3882 (hsa_insn_arg_block::operator new): Likewise.
3883 (hsa_insn_comment::operator new): Likewise.
3884 (hsa_insn_srctype::operator new): Likewise.
3885 (hsa_insn_packed::operator new): Likewise.
3886 (hsa_insn_cvt::operator new): Likewise.
3887 (hsa_insn_alloca::operator new): Likewise.
3888 (get_symbol_for_decl): Accept CONST_DECLs, put them to
3890 (gen_hsa_addr): Also process CONST_DECLs.
3891 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
3893 (gen_hsa_unary_operation): Make sure the function does
3894 not use bittype source type for firstbit and lastbit operations.
3895 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
3897 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
3899 (emit_branch_insn): Renamed to emit_cond_branch_insn.
3900 Emit the width stored in the class.
3901 (emit_generic_branch_insn): New function.
3902 (emit_insn): Call emit_generic_branch_insn.
3903 (emit_signal_insn): Remove obsolete comment. Update
3904 member variable name, pick a type according to profile.
3905 (emit_alloca_insn): Remove obsolete comment.
3906 (emit_atomic_insn): Likewise.
3907 (emit_queue_insn): Get segment and memory order from the IR object.
3908 (hsa_brig_section): Make allocate_new_chunk, chunks
3909 and cur_chunk provate, add a default NULL parameter to add method.
3910 (hsa_brig_section::add): Added a new parameter, store pointer to
3911 output data there if it is non-NULL.
3912 (emit_function_directives): Use this new parameter instead of
3913 calculating the pointer itself, fix function comment.
3914 (hsa_brig_emit_function): Add forgotten endian conversion.
3915 (hsa_output_kernels): Remove unnecessary building of
3916 kernel_dependencies_vector_type.
3917 (emit_immediate_operand): Declare.
3918 (emit_directive_variable): Also emit initializers of CONST_DECLs.
3919 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
3920 (verify_function_arguments): Properly detect variadic
3922 * hsa-dump.c (hsa_width_specifier_name): New function.
3923 (dump_hsa_insn_1): Dump generic branch instructions, update signal
3924 member variable name. Special dumping for queue objects.
3925 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
3926 m_binded_functions to m_bound_functions. Copy externally visible flag
3928 (ipa_hsa_write_summary): Likewise.
3929 (ipa_hsa_read_section): Likewise.
3931 2016-11-23 Richard Biener <rguenther@suse.de>
3933 PR tree-optimization/78396
3934 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
3935 vectorize try vectorizing an if-converted body using BB vectorization.
3937 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3938 Alan Hayward <alan.hayward@arm.com>
3939 David Sherwood <david.sherwood@arm.com>
3941 * rtlanal.c (subreg_get_info): Use more local variables.
3942 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
3943 occupies at least one register. Assume that full hard registers
3944 have consistent endianness. Share previously-duplicated if block.
3945 Rework the main handling so that it operates on independently-
3946 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
3947 to check lowpart offsets, without trying to find an equivalent
3948 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
3949 as a final register-endianness correction.
3951 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3957 * combine.c (make_compound_operation_int): Do not convert a subreg of
3958 a non-constant logical shift right to a zero_extract. Handle the case
3959 where some zero bits have been shifted into the range covered by that
3962 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3963 Alan Hayward <alan.hayward@arm.com>
3964 David Sherwood <david.sherwood@arm.com>
3966 * rtl.h (subreg_size_offset_from_lsb): Declare.
3967 (subreg_offset_from_lsb): New function.
3968 (subreg_size_lowpart_offset): Declare.
3969 (subreg_lowpart_offset): Turn into an inline function.
3970 (subreg_size_highpart_offset): Declare.
3971 (subreg_highpart_offset): Turn into an inline function.
3972 * emit-rtl.c (subreg_size_lowpart_offset): New function.
3973 (subreg_size_highpart_offset): Likewise
3974 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
3976 2016-11-23 Richard Biener <rguenther@suse.de>
3978 PR tree-optimization/78482
3979 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
3980 (remove_forwarder_block_with_phi): When merging with a loop
3981 header creates a new latch reset number of iteration information
3984 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
3986 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
3987 (*ashrsi3_extend0): ...this. Accept constant integers.
3988 (*ashrsi3_extend2): Rename to...
3989 (*ashrsi3_extend1): ...this.
3990 (*ashrsi3_extend2): New pattern.
3991 (*lshrsi3_extend1): Accept constant integers.
3992 (*lshrsi3_extend2): Fix condition on operand 2.
3994 2016-11-23 Martin Liska <mliska@suse.cz>
3996 * config/i386/i386.c: Initialize function pointer to NULL.
3998 2016-11-23 Bin Cheng <bin.cheng@arm.com>
4000 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
4001 for A == C1 ? A : C2 to below.
4002 * match.pd: Move from above to here:
4003 (cond (eq (convert1? x) c1) (convert2? x) c2)
4004 -> (cond (eq x c1) c1 c2).
4006 2016-11-23 Bin Cheng <bin.cheng@arm.com>
4008 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
4009 for A cmp C1 ? A : C2 to below, also simplify remaining code.
4010 * match.pd: Move and extend simplification from above to here:
4011 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
4012 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
4013 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
4015 2016-11-23 Martin Liska <mliska@suse.cz>
4016 Martin Jambor <mjambor@suse.cz>
4018 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
4020 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
4023 * opts.c (finish_options): Set -fsyntax-only if running self tests.
4025 2016-11-23 Richard Biener <rguenther@suse.de>
4028 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
4029 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
4031 2016-11-23 Richard Biener <rguenther@suse.de>
4034 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
4037 2016-11-23 Richard Biener <rguenther@suse.de>
4038 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
4040 PR tree-optimization/78154
4041 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
4042 returns it's argument and the argument is nonnull.
4043 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
4044 ATT_RETNONNULL_NOTHROW_LEAF.
4045 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
4046 ATTR_RETNONNULL_NOTHROW_LEAF.
4047 (BUILT_IN_STPCPY): Likewise.
4048 (BUILT_IN_STPNCPY): Likewise.
4049 (BUILT_IN_MEMPCPY_CHK): Likewise.
4050 (BUILT_IN_STPCPY_CHK): Likewise.
4051 (BUILT_IN_STPNCPY_CHK): Likewise.
4052 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
4053 (BUILT_IN_STRNCAT): Likewise.
4054 (BUILT_IN_STRNCPY): Likewise.
4055 (BUILT_IN_MEMSET_CHK): Likewise.
4056 (BUILT_IN_STRCAT_CHK): Likewise.
4057 (BUILT_IN_STRCPY_CHK): Likewise.
4058 (BUILT_IN_STRNCAT_CHK): Likewise.
4059 (BUILT_IN_STRNCPY_CHK): Likewise.
4061 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
4063 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
4064 * fold-const.h (tree_expr_nonzero_p) : Declare.
4065 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
4067 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
4069 * system.h (HAVE_DESIGNATED_INITIALIZERS,
4070 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
4071 "defined" in macros.
4072 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
4073 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
4074 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
4076 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
4079 * config/avr/constraints.md (Csp): Widen range to [-11..6].
4080 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
4081 of RCALLs in prologue to 3.
4083 2016-11-22 Michael Collison <michael.collison@arm.com>
4085 * config/aarch64/aarch64-protos.h
4086 (aarch64_and_split_imm1, aarch64_and_split_imm2)
4087 (aarch64_and_bitmask_imm): New prototypes
4088 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
4089 New overloaded function to create bit mask covering the
4090 lowest to highest bits set.
4091 (aarch64_and_split_imm2): New overloaded functions to create bit
4092 mask of zeros between first and last bit set.
4093 (aarch64_and_bitmask_imm): New function to determine if a integer
4094 is a valid two instruction "and" operation.
4095 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
4096 allowing wider range of constants with "and" operations.
4097 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
4098 "and" operator from matching restricted constant range used for
4099 ior and xor operators.
4100 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
4101 for constants in "and" operantions.
4102 (UsP constraint): New DImode constraint for constants
4103 in "and" operations.
4104 * config/aarch64/iterators.md (lconst2): New mode iterator.
4105 (LOGICAL2): New code iterator.
4106 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
4108 (aarch64_logical_and_operand): New predicate allowing extended
4109 constants for "and" operations.
4111 2016-11-22 Walter Lee <walt@tilera.com>
4113 * config/tilegx/tilegx.md (trap): New pattern.
4114 * config/tilepro/tilepro.md (trap): Likewise.
4116 2016-11-22 Walter Lee <walt@tilera.com>
4118 * config/tilegx/tilegx.md (*zero_extract): Use
4119 define_insn_and_split instead of define_insn; Handle pos + size >
4121 (*sign_extract): Likewise.
4123 2016-11-22 Marek Polacek <polacek@redhat.com>
4125 PR tree-optimization/78455
4126 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
4128 2016-11-22 Ian Lance Taylor <iant@golang.org>
4132 * godump.c (go_format_type): Always pass alignment as 1 when
4133 calling go_append_padding at end of struct/union.
4135 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4138 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
4139 _mm512_setzero_hi): Removed.
4140 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
4141 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
4142 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
4143 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
4144 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
4145 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
4146 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
4147 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
4148 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
4149 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
4150 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
4151 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
4152 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
4153 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
4154 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
4155 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
4156 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
4157 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
4158 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
4159 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
4160 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
4161 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
4162 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
4163 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
4164 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
4165 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
4166 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
4167 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
4168 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
4169 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
4170 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
4171 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
4172 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
4173 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
4174 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
4175 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
4176 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4177 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4178 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4179 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
4180 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
4181 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
4182 _mm512_setzero_qi or _mm512_setzero_hi.
4183 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
4184 _mm512_maskz_dbsad_epu8): Formatting fixes.
4185 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
4186 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4187 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4188 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4189 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
4190 _mm512_setzero_qi or _mm512_setzero_hi.
4192 2016-11-22 Nathan Sidwell <nathan@acm.org>
4194 * gcc-ar.c (main): Fix indentation.
4195 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
4196 * ggc-page.c (move_ptes_to_front): Fix formatting.
4197 * hsa-dump.c (dump_has_cfun): Fix indentation.
4198 * sel-sched-ir.h: Remove trailing blank lines.
4200 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4201 Alexander Monakov <amonakov@ispras.ru>
4203 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
4204 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
4205 (omp_clause_code_name): Add _simt_ name.
4206 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
4207 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
4208 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
4209 (scan_omp_simd): New function.
4210 (scan_omp_1_stmt): Use it in target regions if needed.
4211 (omp_max_vf): Don't max with omp_max_simt_vf.
4212 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
4213 OMP_CLAUSE__SIMT_ is present.
4214 (lower_rec_input_clauses): Compute maybe_simt from presence of
4216 (lower_lastprivate_clauses): Likewise.
4217 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
4218 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
4219 * internal-fn.def (GOMP_USE_SIMT): New internal function.
4220 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
4222 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
4224 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
4225 (expand_GOMP_SIMT_VF): New.
4226 (expand_GOMP_SIMT_LAST_LANE): New.
4227 (expand_GOMP_SIMT_ORDERED_PRED): New.
4228 (expand_GOMP_SIMT_VOTE_ANY): New.
4229 (expand_GOMP_SIMT_XCHG_BFLY): New.
4230 (expand_GOMP_SIMT_XCHG_IDX): New.
4231 * internal-fn.def (GOMP_SIMT_LANE): New.
4232 (GOMP_SIMT_VF): New.
4233 (GOMP_SIMT_LAST_LANE): New.
4234 (GOMP_SIMT_ORDERED_PRED): New.
4235 (GOMP_SIMT_VOTE_ANY): New.
4236 (GOMP_SIMT_XCHG_BFLY): New.
4237 (GOMP_SIMT_XCHG_IDX): New.
4238 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
4239 (create_omp_child_function): ...here. Set "omp target entrypoint"
4240 or "omp declare target" attribute based on is_gimple_omp_offloaded.
4241 (omp_max_simt_vf): New. Use it...
4242 (omp_max_vf): ...here.
4243 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
4244 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
4245 (lower_omp_ordered): Likewise, for "ordered" lowering.
4246 (expand_omp_simd): Add SIMT transforms.
4247 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
4248 (execute_omp_device_lower): New.
4249 (pass_data_omp_device_lower): New.
4250 (pass_omp_device_lower): New pass.
4251 (make_pass_omp_device_lower): New.
4252 * passes.def (pass_omp_device_lower): Position new pass.
4253 * tree-pass.h (PROP_gimple_lomp_dev): Define.
4254 (make_pass_omp_device_lower): Declare.
4256 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4259 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
4260 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
4262 (_mm_maskz_load_epi64): Likewise.
4263 (_mm_setzero_hi): Removed.
4264 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
4266 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
4267 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
4268 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
4269 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
4270 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
4271 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
4272 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
4273 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
4274 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4275 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
4276 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
4278 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
4279 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
4280 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
4281 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
4282 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
4283 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
4284 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
4285 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
4286 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
4287 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
4288 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
4289 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4290 instead of _mm_setzero_hi.
4291 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
4292 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
4293 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
4294 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
4295 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
4296 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
4297 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
4298 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
4299 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
4300 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
4301 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
4302 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
4303 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
4304 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
4305 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
4306 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
4307 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
4308 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
4309 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
4310 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
4311 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
4312 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
4313 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
4314 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
4315 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4316 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
4318 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4319 instead of _mm_setzero_hi.
4320 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
4321 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
4322 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
4323 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4324 _mm_setzero_si128 instead of _mm_setzero_di.
4325 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
4326 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
4327 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
4328 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
4329 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
4330 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
4331 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
4332 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
4333 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
4334 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
4335 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
4336 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
4337 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
4338 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
4339 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
4340 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
4341 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
4342 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
4343 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
4344 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
4345 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
4346 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
4347 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
4348 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
4349 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
4350 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
4351 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
4352 _mm512_maskz_insertf32x8): Formatting fixes.
4353 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4354 _mm_setzero_si128 instead of _mm_setzero_di.
4355 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
4356 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
4357 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
4358 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
4359 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
4360 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
4361 _mm_setzero_si128 instead of _mm_setzero_di.
4362 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
4364 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
4365 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
4366 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
4367 _mm_setzero_si128 instead of _mm_setzero_hi.
4368 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
4369 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
4370 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
4371 instead of _mm_setzero_di.
4372 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
4373 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
4375 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
4376 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
4378 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
4380 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
4381 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
4382 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
4384 2016-11-22 Carl Love <cel@us.ibm.com>
4386 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
4387 equal and vector compare not equal. The vector compares take two
4388 arguments of type vector bool char, vector bool short, vector bool int,
4389 vector bool long long with the same return type.
4390 * doc/extend.texi: Update built-in documentation file for the new
4393 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
4395 * Makefile.in ($(lang_checks_parallelized)): Fix detection
4398 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4400 * config.gcc: Allow new rmprofile value for configure option
4401 --with-multilib-list.
4402 * config/arm/t-rmprofile: New file.
4403 * doc/install.texi (--with-multilib-list): Document new rmprofile value
4406 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4409 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
4410 register operand in alternatives 4,5,6.
4412 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4415 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
4416 in save register mask if it is needed.
4418 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4420 PR tree-optimization/78436
4421 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
4422 (shift_bytes_in_array, shift_bytes_in_array_right,
4423 merged_store_group::apply_stores): Formatting fixes.
4424 (clear_bit_region): Likewise. Use memset.
4425 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
4426 instead of EXPR and inerted instead of inserted. Use memset instead
4427 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
4431 * expmed.c (expand_divmod): Use wide_int for computation of
4432 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
4433 Use size <= HOST_BITS_PER_WIDE_INT instead of
4434 HOST_BITS_PER_WIDE_INT >= size.
4436 PR tree-optimization/78445
4437 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
4438 any_complicated_phi, version loop even if flag_tree_loop_if_convert
4439 is 1. Formatting fix.
4441 2016-11-22 Martin Liska <mliska@suse.cz>
4444 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
4445 (sem_function::get_hash): Use the new field.
4446 (sem_function::parse): Remove an argument from ctor.
4447 (sem_variable::parse): Likewise.
4448 (sem_variable::get_hash): Use the new field.
4449 (sem_item_optimizer::read_section): Use new ctor and set hash.
4450 * ipa-icf.h: _hash is removed from sem_item::sem_item,
4451 sem_variable::sem_variable, sem_function::sem_function.
4453 2016-11-21 Jeff Law <law@redhat.com>
4456 * config/cris/cris.md: Don't call copy_to_mode_reg unless
4457 can_create_pseudo_p is true.
4459 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4462 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
4463 *rotldi3_insert_7): New define_insns.
4465 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4467 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
4468 so that DImode can be allocated to FP/vector registers in more
4469 cases, and we can avoid direct move operations. If the register
4470 needs reloading, prefer GPRs over FP/vector registers. In the
4471 case of FPR vs. Altivec registers, prefer FPR registers unless we
4472 have the ISA 3.0 reg+offset scalar instructions.
4473 (movdi_internal64): Likewise.
4475 2016-11-21 Jakub Jelinek <jakub@redhat.com>
4478 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
4479 for tmp simd array if DECL_NAME (parm) is NULL.
4481 2016-11-20 Jeff Law <law@redhat.com>
4484 * config/m68k/predicates.md (swap_peephole_relational_operator): New
4486 * config/m68k/m68k.md (relational tests against 65535/65536): New
4489 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4491 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
4493 2016-11-21 Martin Sebor <msebor@redhat.com>
4495 * doc/invoke.texi (-fprintf-return-value): Document that option
4496 is enabled by default.
4498 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4500 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
4501 for-loop declaration of loop variable.
4502 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
4503 * config/avr/avr.c (avr_popcount_each_byte)
4504 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
4505 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
4506 (avr_expand_epilogue, avr_function_arg_advance)
4507 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
4508 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
4509 (avr_adjust_reg_alloc_order, output_reload_in_const)
4510 (avr_conditional_register_usage, avr_find_unused_d_reg)
4511 (avr_map_decompose, avr_fold_builtin): Same.
4513 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4515 * config/avr/avr.c (avr_popcount): Remove static function.
4516 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
4518 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
4520 * arm.opt (mapcs-float): Delete option.
4521 * arm.c (arm_option_override): Remove hunk relating to
4523 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
4525 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
4527 * tree-tailcall.c (process_assignment): Simplify the check for
4528 a valid copy, allowing the source to be a local variable as
4529 well as an SSA name.
4530 (find_tail_calls): Allow copies between local variables to follow
4531 the call. Allow the result to be stored in any local variable,
4532 even if it's an aggregate.
4533 (eliminate_tail_call): Check whether the result is an SSA name
4534 before updating its SSA_NAME_DEF_STMT.
4536 2016-11-21 David Malcolm <dmalcolm@redhat.com>
4538 PR preprocessor/78324
4539 * input.c (get_substring_ranges_for_loc): Fail gracefully if
4540 -ftrack-macro-expansion has a value other than 2.
4542 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4544 PR rtl-optimization/78400
4545 * shrink-wrap.c (try_shrink_wrapping_separate): Call
4546 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
4547 and df_update_exit_block_uses.
4549 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4552 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
4553 new default-enabled warning..
4554 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
4555 (BT_PTR_CONST_STRING): Updated.
4556 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
4557 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
4558 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
4559 (strftime): Update builtin function.
4560 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
4561 * tree.h (const_tm_ptr_type_node): New type node.
4562 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
4563 const_tm_ptr_type_node.
4565 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4567 PR tree-optimization/78413
4568 * tree-if-conv.c (versionable_outer_loop_p): Require that both
4569 inner and outer loop latches have single predecessors.
4571 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4574 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
4575 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
4577 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4579 * rtl.h: Adjust prototype.
4580 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
4581 (dead_or_set_regno_p): Likewise.
4583 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4585 * rtl.h: Adjust prototype.
4586 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
4588 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4590 * function.c (contains): Change argument type to rtx_insn *.
4591 (prologue_contains): Likewise.
4592 (epilogue_contains): Likewise.
4593 (prologue_epilogue_contains): Likewise.
4594 * function.h: Adjust prototype.
4596 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4598 * optabs.c (emit_libcall_block): Change argument type to
4600 * optabs.h: Adjust prototype.
4602 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4604 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
4605 (fixup_reorder_chain): Adjust.
4606 * cfgrtl.h: Adjust prototype.
4608 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4610 * rtl.h: Adjust prototype.
4611 * rtlanal.c (replace_label_in_insn): Change argument type to
4614 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4616 * config/v850/v850.c (expand_prologue): Adjust.
4617 (expand_epilogue): Likewise.
4618 * expr.c (init_expr_target): Likewise.
4619 * genrecog.c (print_subroutine): Always make the argument type
4621 * recog.h: Adjust prototype.
4623 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4625 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
4626 up variables to make some rtx_insn *.
4627 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
4628 * config/arc/arc.c: Likewise.
4629 * config/arm/arm.c: Likewise.
4630 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
4631 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
4633 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
4635 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4637 * config/arm/arm.c (legitimize_pic_address): Change to use
4638 rtx_insn * as the type of variables.
4639 (arm_pic_static_addr): Likewise.
4640 (arm_emit_movpair): Likewise.
4641 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4642 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
4643 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
4644 * config/frv/frv.md: Likewise.
4645 * config/i386/i386-protos.h: Likewise.
4646 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
4647 (ix86_split_fp_branch): Likewise.
4648 (predict_jump): Likewise.
4649 * config/ia64/ia64.c: Likewise.
4650 * config/mcore/mcore.c: Likewise.
4651 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
4652 * config/s390/s390.c: Likewise.
4653 * config/s390/s390.md: Likewise.
4654 * config/spu/spu.md: Likewise.
4655 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
4656 * lower-subreg.c (resolve_simple_move): Likewise.
4658 2016-11-20 Jeff Law <law@redhat.com>
4661 * reload.h (struct target_reload): Make x_double_reg_address_ok
4663 * reload.c (find_reloads_address): Check if double_reg_address_ok
4664 is true for the mode of the memory reference.
4665 * reload1.c (init_reload): Initialize double_reg_address_ok for
4668 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
4671 * tree-ssa-uninit.c: Define new global max_phi_args.
4672 (compute_uninit_opnds_pos): Use max_phi_args.
4673 (prune_uninit_phi_opnds): Same.
4674 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
4675 missing NUM_PREDS in function comment.
4676 (can_one_predicate_be_invalidated_p): New.
4677 (can_chain_union_be_invalidated_p): New.
4678 (flatten_out_predicate_chains): New.
4679 (uninit_ops_invalidate_phi_use): New.
4680 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
4682 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4684 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
4685 * match.pd (A /[ex] B CMP C): New simplifications.
4687 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4689 * match.pd (0 / X, X / X, X % X): New simplifications.
4691 2016-11-19 Jakub Jelinek <jakub@redhat.com>
4693 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
4694 when checking if callee's isa flags are subset of caller's isa flags.
4695 Fix comment wording.
4697 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
4698 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
4699 instead and using = 0 instead of &= 0.
4701 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
4702 ix86_add_new_builtins): Formatting fixes.
4703 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
4704 (ix86_get_builtin): Likewise.
4706 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
4707 don't initialize it, don't use it for the case where it isn't
4708 provable %{z} nor using the same argument, instead move merge
4709 argument into a new pseudo and use that as target. Formatting fixes.
4711 2016-11-19 Jeff Law <law@redhat.com>
4714 * config/m68k/m68k.md (bsetdreg): New pattern.
4715 (bchgdreg, bclrdreg): Likewise.
4717 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
4720 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
4721 instead of force_reg.
4722 (sh_expand_setmem): Likewise.
4724 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
4726 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
4728 2016-11-18 Walter Lee <walt@tilera.com>
4730 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
4731 end-of-bundle marker for consecutive barriers.
4733 2016-11-18 Walter Lee <walt@tilera.com>
4735 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
4737 2016-11-18 Jakub Jelinek <jakub@redhat.com>
4740 * multiple_target.c (get_attr_len): Start with argnum and increment
4741 argnum on every arg. Use strchr in a loop instead of counting commas
4743 (get_attr_str): Increment argnum for every comma in the string.
4744 (separate_attrs): Use for instead of while loop, simplify.
4745 (expand_target_clones): Rename defenition argument to definition.
4746 Free attrs and attr_str even when diagnosing errors. Temporarily
4747 change input_location around targetm.target_option.valid_attribute_p
4748 calls. Don't emit warning or errors if that function fails.
4750 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
4753 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
4754 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
4755 abbrev_opt_base_type_end only by increasing die_abbrev, before
4757 (optimize_abbrev_table): Don't change abbrev numbers of
4758 base types and CU or optimize implicit consts in them if
4759 calc_base_type_die_sizes has been called during build_abbrev_table.
4760 (calc_base_type_die_sizes): If abbrev_opt_start, set
4761 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
4763 2016-11-18 Jeff Law <law@redhat.com>
4766 * config/m68k/m68k.c (moveq feeding equality comparison): New
4768 * config/m68k/predicates.md (addq_subq_operand): New predicate.
4769 (equality_comparison_operator): Likewise.
4771 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4773 * rtlanal.c (load_extend_op): Move to...
4774 * rtl.h: ...here and make inline.
4776 2016-11-18 Terry Guo <terry.guo@arm.com>
4777 Thomas Preud'homme <thomas.preudhomme@arm.com>
4779 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
4780 * config/arm/arm-opts.h: Include arm-flags.h.
4781 (struct arm_arch_core_flag): Define.
4782 (arm_arch_core_flags): Define.
4783 * config/arm/arm-protos.h: Include arm-flags.h
4784 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
4785 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
4786 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
4787 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
4788 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
4789 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
4790 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
4791 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
4792 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
4793 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
4794 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
4795 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
4796 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
4797 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
4798 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
4799 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
4800 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
4801 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
4802 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
4803 ARM_FSET_CPU_SUBSET): Move to ...
4804 * config/arm/arm-flags.h: This new file.
4805 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
4806 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
4807 (TARGET_MODE_SPECS): Define.
4808 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
4810 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
4812 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
4813 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
4814 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
4815 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
4816 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
4817 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
4818 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
4819 missing and make value unsigned.
4820 (arm_feature_set): Use unsigned entries instead of unsigned long.
4822 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4824 Re-apply after PR bootstrap/77359 is fixed:
4825 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4827 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4828 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
4831 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4834 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
4835 variables in functions calling alloca. Also update the ASCII
4837 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
4838 (STACK_DYNAMIC_OFFSET): Likewise.
4839 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
4840 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
4843 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4844 Alan Hayward <alan.hayward@arm.com>
4845 David Sherwood <david.sherwood@arm.com>
4847 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
4848 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
4849 (add_const_value_attribute): Likewise.
4850 * explow.c (plus_constant): Likewise.
4851 * expmed.c (expand_mult, make_tree): Likewise.
4852 * expr.c (convert_modes): Likewise.
4853 * loop-doloop.c (doloop_optimize): Likewise.
4854 * postreload.c (reload_cse_simplify_set): Likewise.
4855 * simplify-rtx.c (simplify_const_unary_operation): Likewise
4856 (simplify_binary_operation_1, simplify_const_binary_operation):
4858 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
4859 * wide-int.h: Update documentation to recommend rtx_mode_t
4860 instead of std::make_pair.
4862 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4863 Alan Hayward <alan.hayward@arm.com>
4864 David Sherwood <david.sherwood@arm.com>
4866 * tree.h (SET_DECL_MODE): New macro.
4867 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
4868 (expand_gimple_basic_block): Likewise.
4869 * function.c (split_complex_args): Likeise.
4870 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
4871 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
4872 * stor-layout.c (layout_decl, relayout_decl): Likewise.
4873 (finish_bitfield_representative): Likewise.
4874 * tree.c (make_node_stat): Likewise.
4875 * tree-inline.c (remap_ssa_name): Likewise.
4876 (tree_function_versioning): Likewise.
4877 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
4878 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
4879 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
4880 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
4881 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
4882 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
4883 * varasm.c (make_debug_expr_from_rtl): Likewise.
4885 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
4887 PR rtl-optimization/71785
4888 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
4889 (duplicate_computed_gotos): New function.
4890 (pass_duplicate_computed_gotos::execute): Rewrite.
4892 2016-11-17 Jeff Law <law@redhat.com>
4895 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
4896 barrier prior to deallocating the stack.
4898 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
4900 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
4901 to make better use of cmem loads in the case where a single bit is
4903 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
4905 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
4907 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
4909 (isa_names_table): Handle new features.
4911 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
4912 Andrew Senkevich <andrew.senkevich@intel.com>
4914 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
4915 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
4916 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
4917 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
4918 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
4919 * config/i386/avx5124fmapsintrin.h: New file.
4920 * config/i386/avx5124vnniwintrin.h: Ditto.
4921 * config/i386/constraints.md (h): New constraint.
4922 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
4923 * config/i386/driver-i386.c (host_detect_local_cpu):
4924 Detect avx5124fmaps, avx5124vnniw.
4925 * config/i386/i386-builtin-types.def: Add types
4926 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
4927 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
4928 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
4929 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
4930 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
4931 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
4932 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
4933 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
4934 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
4935 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
4936 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
4937 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
4938 __builtin_ia32_vp4dpwssds_mask): New.
4939 * config/i386/i386-c.c (ix86_target_macros_internal):
4940 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
4941 * config/i386/i386-modes.def: Fixed comment typos, added new
4942 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
4943 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
4945 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
4946 (ix86_option_override_internal): Handle new options.
4947 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
4949 (ix86_expand_builtin): Handle new builtins.
4950 (ix86_additional_allocno_class_p): New.
4951 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
4952 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
4953 (reg_class): Add MOD4_SSE_REGS.
4954 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
4955 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
4956 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
4957 avx5124vnniwintrin.h.
4958 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
4959 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
4960 (define_mode_iterator IMOD4): New.
4961 (define_mode_attr imod4_narrow): Ditto.
4962 (define_insn "mov<mode>"): Ditto.
4963 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
4964 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
4965 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
4966 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
4967 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
4968 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
4969 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
4970 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
4971 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
4972 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
4973 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
4974 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
4975 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
4976 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
4977 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
4978 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
4979 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
4980 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
4981 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
4982 * genmodes.c (mode_size_inline): Extend return type.
4983 * machmode.h (mode_size, mode_base_align): Extend type.
4985 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
4988 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
4989 the appropriate checks for SFmode/DFmode load/stores in GPR
4991 (fusion_addis_mem_combo_store): Likewise.
4992 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
4993 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
4994 d-form instructions for traditional Altivec registers.
4995 (emit_fusion_p9_load): Likewise.
4996 (emit_fusion_p9_store): Likewise.
4997 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
4998 early clobber from scratch register. Do not match if the register
4999 being stored is the scratch register.
5000 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
5001 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
5002 instructions for traditional Altivec registers.
5003 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
5004 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
5005 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
5007 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
5010 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
5011 being live in the function and lr needing to be saved. Distinguish
5012 between already saved pushable registers and registers to push.
5013 Check for LR being an available pushable register.
5015 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5017 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
5018 string input is a string constant.
5019 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
5020 via cmpstrnsi even if neither string is constant.
5022 2016-11-17 Jakub Jelinek <jakub@redhat.com>
5025 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
5026 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
5027 instead, return false if it is NULL, or doesn't fit into uhwi, or
5028 is larger or equal to targetm.max_anchor_offset.
5030 2016-11-17 Pip Cet <pipcet@gmail.com>
5031 Eric Botcazou <ebotcazou@adacore.com>
5033 PR rtl-optimization/78355
5034 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
5035 needs to deal with unaligned accesses.
5036 * doc/tm.texi: Regenerate.
5037 * lra-constraints.c (simplify_operand_subreg): Only invoke
5038 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
5040 2016-11-17 David Malcolm <dmalcolm@redhat.com>
5042 * input.c (selftest::test_lexer_string_locations_long_line): New
5044 (selftest::test_lexer_string_locations_raw_string_multiline): New
5046 (selftest::input_c_tests): Call the new functions, via
5047 for_each_line_table_case.
5049 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5051 * config/aarch64/aarch64.md (mov<mode>): Call
5052 aarch64_split_dimode_const_store on DImode constant stores.
5053 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
5055 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
5058 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5059 Richard Biener <rguenther@suse.de>
5061 PR tree-optimization/77848
5062 * tree-if-conv.c (tree_if_conversion): Always version loops unless
5063 the user specified -ftree-loop-if-convert.
5065 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
5068 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
5069 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
5070 *thumb2_strd_base_neg): Recognize insn regardless of
5071 current_tune->prefer_ldrd_strd.
5072 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
5075 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
5077 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
5080 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
5082 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
5084 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
5085 * config/arc/arc-cpus.def (quarkse_em): Add.
5086 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
5087 * config/arc/arc-opts.h (FPX_QK): Define.
5088 * config/arc/arc-tables.opt: Regenerate.
5089 * config/arc/arc.c (gen_compare_reg): Change.
5090 (arc_register_move_cost): Avoid Dy,Dx moves.
5091 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
5092 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
5093 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
5095 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
5096 (fix_truncsfsi2_fpu): Rename.
5097 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
5098 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
5099 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
5100 * config/arc/t-multilib: Regenerate.
5102 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
5104 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
5106 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
5107 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
5108 (avr_rtx_costs_1, extra_constraint_Q): Same.
5109 (avr_address_cost): Use SUBREG_P if possible.
5111 2016-11-17 Richard Biener <rguenther@suse.de>
5114 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
5115 non-local goto into CFG.
5117 2016-11-17 Richard Biener <rguenther@suse.de>
5119 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
5120 backward compatibility.
5121 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
5122 * tree-if-conv.c (pass_if_conversion::gate): Do not test
5123 flag_tree_loop_if_convert_stores.
5124 (pass_if_conversion::execute): Likewise.
5126 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5128 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
5129 const_double code before calling aarch64_float_const_zero_rtx_p.
5131 2016-11-17 Richard Biener <rguenther@suse.de>
5133 PR tree-optimization/78306
5134 * ipa-inline-analysis.c (initialize_inline_failed): Do not
5135 inhibit inlining if function calls cilk_spawn.
5136 (can_inline_edge_p): Likewise.
5138 2016-11-17 Richard Biener <rguenther@suse.de>
5141 * fold-const.c (negate_expr_p): Fix multiplication case.
5143 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
5146 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
5148 (TARGET_INIT_LIBFUNCS): Delete definition and...
5149 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
5152 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
5154 * config/netbsd-stdint.h: New.
5155 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
5156 (x86_64-*-netbsd*): Likewise.
5158 2016-11-16 Andrew PInski <apinski@cavium.com>
5160 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
5161 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
5162 flag_aarch64_verbose_cost instead of checking for details dump.
5163 (aarch64_rtx_costs_wrapper): Likewise.
5165 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5167 PR rtl-optimization/78378
5168 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
5169 inner only if pos is 0. Fix up formatting.
5171 2016-11-17 Alan Modra <amodra@gmail.com>
5173 PR rtl-optimization/78325
5174 PR rtl-optimization/70890
5175 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
5178 2016-11-16 Jason Merrill <jason@redhat.com>
5180 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
5182 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5183 Richard Biener <rguenther@suse.de>
5185 PR tree-optimization/77848
5186 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
5187 an outer loop, only save basic block aux information for the inner
5189 (versionable_outer_loop_p): New function.
5190 (tree_if_conversion): Version the outer loop instead of the inner
5191 one if the pattern will be recognized for outer-loop
5194 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5196 * gcc/bb-reorder.c: Remove 'toplev.h' include.
5197 (pass_partition_blocks::gate): No longer check
5198 user_defined_section_attribute, instead check the function decl
5199 for a section attribute.
5200 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
5201 set user_defined_section_attribute.
5202 * gcc/final.c (rest_of_handle_final): Likewise.
5203 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
5204 * gcc/toplev.h: Remove declaration of
5205 user_defined_section_attribute.
5207 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5209 * config/mips/mips.md (casesi_internal_mips16_<mode>):
5210 Explicitly switch between JR and JRC for the table jump. Adjust
5213 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5215 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
5216 `insn_count' to 11 rather than 16.
5218 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5220 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
5221 `ltu' rather than `leu' operation in the RTL pattern
5223 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5225 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
5226 missing <d> instruction prefixes throughout. Correct
5229 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5231 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
5232 rather than R_MIPS_JALR relocation in microMIPS code. Do not
5233 cancel short delay slots in PIC call relaxation.
5235 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
5237 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
5238 general register with general register or ARM constant into SP
5241 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5244 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
5245 that loop->header == body_bb if broken_loop.
5247 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
5249 * tree-ssa-math-opts.c (bswap_replace): Remove test
5250 of SLOW_UNALIGNED_ACCESS.
5252 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
5254 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
5255 is selected. Pass -mgomp to offload compiler in OpenMP case.
5256 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
5257 declaration from nvptx.c.
5258 (nvptx_gen_shuffle): Declare.
5259 (nvptx_output_set_softstack): Declare.
5260 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
5261 (need_softstack_decl): New variable.
5262 (need_unisimt_decl): New variable.
5263 (diagnose_openacc_conflict): New. Use it...
5264 (nvptx_option_override): ...here. Handle TARGET_GOMP.
5265 (nvptx_encode_section_info): Handle "shared" attribute.
5266 (write_as_kernel): Restrict to OpenACC target regions.
5267 (init_softstack_frame): New.
5268 (nvptx_init_unisimt_predicate): New.
5269 (write_omp_entry): New. Use it...
5270 (nvptx_declare_function_name): ...here to emit OpenMP target region
5271 entrypoints. Handle TARGET_SOFT_STACK. Call
5272 nvptx_init_unisimt_predicate.
5273 (nvptx_output_set_softstack): New.
5274 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
5275 (nvptx_gen_shuffle): Export.
5276 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
5278 (nvptx_print_operand): Fix handling of instruction predicates.
5279 (nvptx_get_unisimt_master): New helper function.
5280 (nvptx_get_unisimt_predicate): Ditto.
5281 (nvptx_call_insn_is_syscall_p): Ditto.
5282 (nvptx_unisimt_handle_set): Ditto.
5283 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
5284 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
5285 (nvptx_handle_shared_attribute): New. Use it...
5286 (nvptx_attribute_table): ... here (new entry).
5287 (nvptx_record_offload_symbol): Handle NULL attributes.
5288 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
5289 (nvptx_simt_vf): New.
5290 (TARGET_SIMT_VF): Define.
5291 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
5292 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
5293 -muniform-simt option is active.
5294 (STACK_SIZE_MODE): Define.
5295 (FIXED_REGISTERS): Adjust.
5296 (SOFTSTACK_SLOT_REGNUM): New.
5297 (SOFTSTACK_PREV_REGNUM): New.
5298 (REGISTER_NAMES): Adjust.
5299 (struct machine_function): New fields.
5300 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
5301 (UNSPEC_VOTE_BALLOT): Ditto.
5302 (UNSPEC_LANEID): Ditto.
5303 (UNSPECV_NOUNROLL): Ditto.
5304 (atomic): New attribute.
5305 (predicable): New attribute. Generate predicated forms via
5307 (br_true): Mark as not predicable.
5309 (br_true_uni): Ditto.
5310 (br_false_uni): Ditto.
5312 (trap_if_true): Ditto.
5313 (trap_if_false): Ditto.
5314 (nvptx_fork): Ditto.
5315 (nvptx_forked): Ditto.
5316 (nvptx_joining): Ditto.
5317 (nvptx_join): Ditto.
5318 (nvptx_barsync): Ditto.
5319 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
5320 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
5321 (allocate_stack_<mode>): Remove unused pattern.
5322 (set_softstack_insn): New pattern.
5323 (restore_stack_block): Handle for TARGET_SOFT_STACK.
5324 (nvptx_vote_ballot): New pattern.
5325 (omp_simt_lane): Ditto.
5326 (omp_simt_last_lane): Ditto.
5327 (omp_simt_ordered): Ditto.
5328 (omp_simt_vote_any): Ditto.
5329 (omp_simt_xchg_bfly): Ditto.
5330 (omp_simt_xchg_idx): Ditto.
5331 (nvptx_nounroll): Ditto.
5332 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
5333 (atomic_exchange<mode>): Ditto.
5334 (atomic_fetch_add<mode>): Ditto.
5335 (atomic_fetch_addsf): Ditto.
5336 (atomic_fetch_<logic><mode>): Ditto.
5337 * config/nvptx/nvptx.opt (msoft-stack): New option.
5338 (muniform-simt): Ditto.
5340 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
5341 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
5342 * doc/invoke.texi (msoft-stack): Document.
5343 (muniform-simt): Document
5345 * doc/tm.texi: Regenerate.
5346 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
5347 * target.def: Define it.
5348 * target-insns.def (omp_simt_lane): New.
5349 (omp_simt_last_lane): New.
5350 (omp_simt_ordered): New.
5351 (omp_simt_vote_any): New.
5352 (omp_simt_xchg_bfly): New.
5353 (omp_simt_xchg_idx): New.
5355 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5357 * config/mips/mips-protos.h (mips_set_text_contents_type): New
5359 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
5360 (ASM_OUTPUT_CASE_END): Likewise.
5361 * config/mips/mips.c (mips_set_text_contents_type): New function.
5362 (mips16_emit_constants): Record the pool's initial label number
5363 with the `consttable' insn. Emit a `consttable_end' insn at the end.
5364 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
5365 for `consttable' insns.
5366 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
5367 for `consttable_end' insns.
5368 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
5369 (consttable): Add operand.
5370 (consttable_end): New insn.
5372 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
5374 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
5375 * tree-if-conv.c (tree_if_conversion): Make public.
5376 * * tree-if-conv.h: New file.
5377 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
5378 dynamic alias checks for epilogues.
5379 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
5380 * tree-vect-loop.c: include tree-if-conv.h.
5381 (new_loop_vec_info): Add zeroing orig_loop_info field.
5382 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
5383 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
5384 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
5385 using passed argument.
5386 (vect_transform_loop): Check if created epilogue should be returned
5387 for further vectorization with less vf. If-convert epilogue if
5388 required. Print vectorization success for epilogue.
5389 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
5390 if it is required, pass loop_vinfo produced during vectorization of
5391 loop body to vect_analyze_loop.
5392 * tree-vectorizer.h (struct _loop_vec_info): Add new field
5394 (LOOP_VINFO_ORIG_LOOP_INFO): New.
5395 (LOOP_VINFO_EPILOGUE_P): New.
5396 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
5397 (vect_do_peeling): Change prototype to return epilogue.
5398 (vect_analyze_loop): Add argument of loop_vec_info type.
5399 (vect_transform_loop): Return created loop.
5401 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
5403 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
5404 component as used also if LR_REGNO is a live input to the bb.
5405 * df-scan.c (df_get_entry_block_def_set): Return immediately after
5406 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
5407 (df_get_exit_block_use_set): Ditto.
5408 * df.h (df_scan_flags): New enum.
5409 * shrink-wrap.c (try_shrink_wrapping_separate): Set
5410 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
5411 df_update_entry_block_defs and df_update_exit_block_uses
5412 at the start; clear the flag and call those functions at the end.
5414 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5415 Alan Hayward <alan.hayward@arm.com>
5416 David Sherwood <david.sherwood@arm.com>
5418 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
5419 nb_iterations to the number of latch iterations rather than the
5420 number of loop iterations.
5422 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5423 Alan Hayward <alan.hayward@arm.com>
5424 David Sherwood <david.sherwood@arm.com>
5426 * combine.c (maybe_swap_commutative_operands): New function.
5427 (combine_simplify_rtx): Use it.
5428 (change_zero_ext): Likewise.
5429 (make_compound_operation_int): New function, split out of...
5430 (make_compound_operation): ...here. Use
5431 maybe_swap_commutative_operands for both.
5433 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
5435 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
5436 (neon-vfpv3): New FPU, currently an alias for 'neon'.
5437 * arm/arm-tables.opt: Regenerated.
5438 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
5440 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
5441 and 'neon' are aliases for specific implementations.
5443 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5444 Alan Hayward <alan.hayward@arm.com>
5445 David Sherwood <david.sherwood@arm.com>
5447 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
5448 and use it in the final call to gen_rtx_fmt_ee.
5449 (expand_vec_cond_expr): Update accordingly.
5450 (expand_vec_cmp_expr): Likewise.
5452 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5453 Alan Hayward <alan.hayward@arm.com>
5454 David Sherwood <david.sherwood@arm.com>
5456 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
5458 2016-11-16 Richard Biener <rguenther@suse.de>
5461 * gimplify.c (gimplify_function_tree): Do not instrument
5462 GNU extern inline functions.
5464 2016-11-16 Martin Liska <mliska@suse.cz>
5467 * gimplify.c (gimplify_switch_expr): Always save previous
5468 gimplify_ctxp->live_switch_vars.
5470 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5472 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
5473 zero_extract operations to allow a movb to occur.
5474 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
5475 * testsuite/gcc.target/arc/movb-2.c: Likewise.
5476 * testsuite/gcc.target/arc/movb-5.c: Likewise.
5477 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
5480 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5481 Alan Hayward <alan.hayward@arm.com>
5482 David Sherwood <david.sherwood@arm.com>
5484 * expr.c (emit_group_load_1): Tighten check for whether an
5485 access involves only one operand of a CONCAT. Use extract_bit_field
5486 for constants if the bit range does span the whole operand.
5488 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5489 Alan Hayward <alan.hayward@arm.com>
5490 David Sherwood <david.sherwood@arm.com>
5492 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
5494 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5495 Alan Hayward <alan.hayward@arm.com>
5496 David Sherwood <david.sherwood@arm.com>
5498 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
5499 all three iteration counts with an any_* test. Use a single update
5500 for each count. Fix the calculation of nb_iterations_estimate.
5502 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5504 * config/pdp11/pdp11.c: Include dbxout.h.
5506 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5508 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
5510 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5513 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
5514 proper ranges for an SBFX instruction.
5515 (extzv_t2): Likewise for UBFX.
5517 2016-11-16 Richard Biener <rguenther@suse.de>
5519 PR tree-optimization/78348
5520 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
5521 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
5522 (classify_partition): Set PKIND_MEMCPY if dependence analysis
5523 revealed no dependency, PKIND_MEMMOVE otherwise.
5525 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5528 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
5529 it points to non-NULL tree, use it instead of ubsan_create_data.
5530 (instrument_si_overflow): Handle vector signed integer overflow
5532 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
5533 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
5534 vector IFN_UBSAN_CHECK_*.
5535 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
5536 pass it through to ubsan_build_overflow_builtin.
5537 (expand_neg_overflow, expand_mul_overflow): Likewise.
5538 (expand_vector_ubsan_overflow): New function.
5539 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
5540 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
5541 (expand_arith_overflow): Adjust expand_*_overflow callers.
5543 2016-11-16 Matthias Klose <doko@ubuntu.com>
5545 * doc/install.texi: Remove references to java/libjava.
5547 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
5549 * tree-ssa-coalesce.c (register_default_def): Remove
5550 register_ssa_partition.
5551 (create_outofssa_var_map): Likewise.
5552 * tree-ssa-live.c (register_ssa_partition_check): Remove.
5553 * tree-ssa-live.h (register_ssa_partition): Likewise.
5555 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5557 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
5558 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
5559 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
5560 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
5561 rtx when all sub-rtx are also permanent.
5562 (attr_eq): Simplify.
5563 (attr_copy_rtx): Remove.
5564 (make_canonical, get_attr_value): Use attr_equal_p.
5565 (copy_boolean): Rehash NOT.
5566 (simplify_test_exp_in_temp,
5567 optimize_attrs): Remove call to attr_copy_rtx.
5568 (attr_alt_intersection, attr_alt_union,
5569 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
5570 (make_automaton_attrs): Use attr_eq.
5572 2016-11-15 Matthias Klose <doko@ubuntu.com>
5574 * doc/install.texi: Remove references to java/libjava.
5575 * doc/sourcebuild.texi: Likewise.
5576 * doc/invoke.texi: Likewise.
5577 * doc/standards.texi: Likewise.
5579 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5580 Alan Hayward <alan.hayward@arm.com>
5581 David Sherwood <david.sherwood@arm.com>
5583 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
5585 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5586 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5587 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5588 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5589 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5590 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5591 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5593 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5594 Alan Hayward <alan.hayward@arm.com>
5595 David Sherwood <david.sherwood@arm.com>
5597 * dce.c (check_argument_store): Pass the size instead of
5598 the memory reference.
5599 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
5601 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5602 Alan Hayward <alan.hayward@arm.com>
5603 David Sherwood <david.sherwood@arm.com>
5605 * alias.c (canon_rtx): Use simplify_gen_binary.
5607 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5608 Alan Hayward <alan.hayward@arm.com>
5609 David Sherwood <david.sherwood@arm.com>
5611 * rtl.h (load_extend_op): Declare.
5612 * rtlanal.c (load_extend_op): New function.
5613 (nonzero_bits1): Use it.
5614 (num_sign_bit_copies1): Likewise.
5615 * cse.c (cse_insn): Likewise.
5616 * fold-const.c (fold_single_bit_test): Likewise.
5617 (fold_unary_loc): Likewise.
5618 * fwprop.c (free_load_extend): Likewise.
5619 * postreload.c (reload_cse_simplify_set): Likewise.
5620 (reload_cse_simplify_operands): Likewise.
5621 * combine.c (try_combine): Likewise.
5622 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
5623 subreg_lowpart_p checks.
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 * combine.c (simplify_shift_const_1): Use the number of bits
5630 in the inner mode to determine the range of the shift.
5631 When handling shifts of vectors, skip any rules that apply
5634 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5635 Alan Hayward <alan.hayward@arm.com>
5636 David Sherwood <david.sherwood@arm.com>
5638 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
5641 2016-11-15 Matthias Klose <doko@ubuntu.com>
5643 * doc/install.texi: Remove references to gcj/libjava.
5644 * doc/invoke.texi: Likewise.
5646 2016-11-15 Jeff Law <law@redhat.com>
5648 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
5649 parameter. Callers changed.
5650 (check-subpath_and_update_thread_path): Extracted from
5651 fsm_find_control_statement_thread_paths.
5652 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
5653 (handle_phi, handle_assignment): Allow any constant node, not
5656 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
5658 * config/arc/arc-arch.h: New file.
5659 * config/arc/arc-arches.def: Likewise.
5660 * config/arc/arc-cpus.def: Likewise.
5661 * config/arc/arc-options.def: Likewise.
5662 * config/arc/t-multilib: Likewise.
5663 * config/arc/genmultilib.awk: Likewise.
5664 * config/arc/genoptions.awk: Likewise.
5665 * config/arc/arc-tables.opt: Likewise.
5666 * config/arc/driver-arc.c: Likewise.
5667 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
5668 * common/config/arc/arc-common.c (arc_handle_option): Trace
5670 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
5671 options; check for supported cpu against arc-cpus.def file.
5672 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
5673 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
5674 * config/arc/arc-c.def: Add emacs local variables.
5675 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
5676 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
5677 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
5678 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
5679 (DEFAULT_arc_fpu_build): Define.
5680 (DEFAULT_arc_mpy_option): Define.
5681 * config/arc/arc-protos.h (arc_init): Delete.
5682 * config/arc/arc.c (arc_cpu_name): New variable.
5683 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
5684 (arc_arc700, arc_arc600, arc_arc601): New variable.
5685 (arc_init): Add static; remove selection of default tune value,
5686 cleanup obsolete error messages.
5687 (arc_override_options): Make use of .def files for selecting the
5688 right cpu and option configurations.
5689 * config/arc/arc.h (stdbool.h): Include.
5690 (TARGET_CPU_DEFAULT): Define.
5691 (CPP_SPEC): Remove mcpu=NPS400 handling.
5692 (arc_cpu_to_as): Declare.
5693 (EXTRA_SPEC_FUNCTIONS): Define.
5694 (OPTION_DEFAULT_SPECS): Likewise.
5695 (ASM_DEFAULT): Remove.
5696 (ASM_SPEC): Use arc_cpu_to_as.
5697 (DRIVER_SELF_SPECS): Remove deprecated options.
5698 (arc_base_cpu): Declare.
5699 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
5700 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
5702 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
5703 * config/arc/arc.md (attr_cpu): Remove.
5704 * config/arc/arc.opt (mno-mpy): Deprecate.
5705 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
5706 (mcpu=ARCHS): Remove.
5707 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
5709 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
5710 (arc_fpu): Use new defines.
5711 (mpy-option): Change to use numeric or string like inputs.
5712 * config/arc/t-arc (driver-arc.o): New target.
5713 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
5714 * config/arc/t-arc-newlib: Delete.
5715 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
5716 * doc/invoke.texi (ARC): Update arc options.
5718 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
5720 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
5721 insn at the beginning of the constant pool.
5722 (mips_insert_insn_pseudos): New function.
5723 (mips_machine_reorg2): Call it.
5724 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
5725 UNSPEC_INSN_PSEUDO enum values.
5726 (insn_pseudo, consttable): New insns.
5728 2016-11-15 Michael Matz <matz@suse.de>
5730 PR missed-optimization/77881
5731 * combine.c (simplify_comparison): Remove useless subregs
5732 also inside the loop, not just after it.
5733 (make_compound_operation): Recognize some subregs as being
5736 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5737 Alan Hayward <alan.hayward@arm.com>
5738 David Sherwood <david.sherwood@arm.com>
5740 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
5743 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5745 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
5746 for using xxinsertw and vinsert{b,h} on ISA 3.0.
5748 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
5749 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
5750 vinsert{b,h} on ISA 3.0.
5752 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
5754 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
5755 and cmpnop in two steps: first the ones not accessed in original gimple
5756 expression in a endian independent way and then the ones not accessed
5757 in the final result in an endian-specific way.
5758 (bswap_replace): Stop doing big endian adjustment.
5760 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
5762 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
5763 (*ashl<mode>3_doubleword): Ditto.
5765 2016-11-14 Martin Liska <mliska@suse.cz>
5767 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
5769 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
5770 Richard Biener <rguenther@suse.de>
5772 * doc/invoke.texi (fgimple): Document.
5773 * dumpfile.h (TDF_GIMPLE): Add.
5774 * dumpfile.c (dump_options): Add gimple.
5775 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
5777 (dump_gimple_label): Likewise.
5778 (dump_gimple_phi): Likewise.
5779 (dump_gimple_bb_header): Likewise.
5780 (dump_phi_nodes): Likewise.
5781 (pp_cfg_jump): Likewise. Pass in dump flags.
5782 (dump_implicit_edges): Adjust.
5783 * passes.c (pass_init_dump_file): Do not dump function header
5785 * tree-cfg.c (dump_function_to_file): Dump function return type
5786 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
5788 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
5789 (dump_generic_node): Likewise.
5790 * function.h (struct function): Add pass_startwith member.
5791 * passes.c (execute_one_pass): Implement startwith.
5792 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
5793 and assign proper version for parsed ssa names.
5794 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
5795 * internal-fn.c (expand_PHI): New function.
5796 * internal-fn.h (expand_PHI): Declared here.
5797 * internal-fn.def: New defination for PHI.
5798 * tree-cfg.c (lower_phi_internal_fn): New function.
5799 (build_gimple_cfg): Call it.
5800 (verify_gimple_call): Condition for passing label as arg in internal
5802 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
5803 present PHIs with arguments.
5805 2016-11-14 Martin Liska <mliska@suse.cz>
5808 * common.opt: Add prefer-atomic as a new enum value for
5810 * coretypes.h: Likewise.
5811 * doc/invoke.texi: Document the new option value.
5812 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
5813 * tree-profile.c (tree_profiling): Select default value
5814 of -fprofile-update when 'prefer-atomic' is selected.
5816 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5818 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
5819 (cortex_a57_alu_shift): ...here.
5821 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5823 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
5825 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5826 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
5827 (<optab>si3_insn_uxtw): Likewise.
5828 (<optab><mode>3_insn): Likewise.
5829 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
5830 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
5831 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
5832 (<optab><mode>): Likewise.
5833 (insv<mode>): Likewise.
5834 (andim_ashift<mode>_bfiz): Likewise.
5835 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
5836 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
5837 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
5838 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
5839 (exynos_m1_alu_p): Likewise.
5840 * config/arm/types.md: Add bfx.
5841 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
5843 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5845 * config/aarch64/aarch64.c (cortexa57_vector_cost):
5846 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
5848 2016-11-14 Richard Biener <rguenther@suse.de>
5850 PR tree-optimization/78312
5851 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
5852 flow-sensitive info.
5854 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
5857 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
5858 * config/avr/avr.opt (-mabsdata): New option.
5859 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
5860 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
5861 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
5862 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
5863 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
5864 spec depending on AVR_ISA_LDS.
5865 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
5867 2016-11-13 Jakub Jelinek <jakub@redhat.com>
5869 * match.pd: Don't try to compare addresses of variables with
5872 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
5874 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
5875 (propagate_vr_accross_jump_function): Handle unary expressions.
5876 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5877 (load_from_param_1): New.
5878 (load_from_unmodified_param): Factor common part into load_from_param_1.
5879 (load_from_param): New.
5880 (compute_complex_assign_jump_func): Handle unary expressions.
5881 (update_jump_functions_after_inlining): Likewise.
5882 (ipa_write_jump_function): Likewise.
5883 (ipa_read_jump_function): Likewise.
5885 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5888 * doc/invoke.texi: Document Wrestrict.
5889 * pretty-print.c (pp_format): Add case for "Z" specifier.
5890 (test_pp_format): Test "Z" specifier.
5892 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
5894 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
5895 original function needs a static chain.
5897 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
5900 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
5903 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
5906 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
5907 return early if !optional_tbtab.
5909 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
5911 PR rtl-optimization/59461
5912 * doc/rtl.texi (paradoxical subregs): Add missing word.
5913 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
5914 in modes with precision larger than that of last_set_mode.
5915 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
5916 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
5917 REGs to paradoxical SUBREGs.
5918 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
5919 larger than a word before invoking LOAD_EXTEND_OP on it.
5921 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5924 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
5925 element order for little endian ordering.
5927 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
5928 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
5931 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
5934 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
5935 when calculating operand 2.
5936 (rotate to rotatex zext splitter): Ditto.
5938 2016-11-11 Jeff Law <law@redhat.com>
5940 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
5942 (stmt_uses_name_in_undefined_way): New function, extracted from
5943 find_implicit_erroneous_behavior and extended for div/mod case.
5944 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
5945 find_explicit_erroneous_behavior and extended for div/mod case.
5946 (find_implicit_erroneous_behavior): Use new helper function.
5947 (find_explicit_erroneous_behavior): Use new helper function.
5949 2016-11-11 Richard Biener <rguenther@suse.de>
5951 PR tree-optimization/71575
5952 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
5955 2016-11-11 Richard Biener <rguenther@suse.de>
5958 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
5959 about uninitialized destination arg of BIT_INSERT_EXPR.
5961 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
5964 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
5965 terminology. Expand to remove ambiguity.
5967 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
5969 PR rtl-optimization/78232
5970 * combine.c (try_combine): Add a big comment about why reusing i2dest
5972 (change_zero_ext): Do not call simplify_gen_binary, do the
5973 simplifications manually.
5975 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
5977 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
5978 enable HImode and QImode to go in vector registers by default if
5979 the -mvsx-small-integer option is enabled.
5980 (rs6000_secondary_reload_simple_move): Likewise.
5981 (rs6000_preferred_reload_class): Don't force integer constants to
5982 be loaded into vector registers that we can easily make into
5983 memory (or being created in the GPRs and moved over with direct move).
5984 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
5985 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
5986 vector extraction on ISA 3.0 when the scalar integer can be
5987 allocated in vector registers. Generate the VEC_SELECT directy,
5988 and don't use UNSPEC's to avoid having the scalar type in a vector
5989 register. Make the expander target registers, and let the
5990 combiner fold in results storing to memory, if the machine
5992 (vsx_extract_<mode>_di): Likewise.
5993 (vsx_extract_<mode>_p9): Likewise.
5994 (vsx_extract_<mode>_di_p9): Likewise.
5995 (vsx_extract_<mode>_store_p9): Likewise.
5996 (vsx_extract_si): Likewise.
5997 (vsx_extract_<mode>_p8): Likewise.
5998 (p9_lxsi<wd>zx): Delete, no longer used.
5999 (p9_stxsi<wd>x): Likewise.
6000 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
6001 integers in vector registers for ISA 3.0.
6002 (QHI): Update comment.
6003 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
6004 vector extract instructions in sign/zero extend.
6005 (zero_extendhi<mode>): Likewise.
6006 (extendqi<mode>): Likewise.
6007 (extendhi<mode>2): Likewise.
6008 (HImode splitter for load/sign extend in vector register): Likewise.
6009 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
6010 optimizing floating point conversions to/from small data types and
6011 rewrite it to support QImode/HImode being allowed in vector
6012 registers on ISA 3.0.
6013 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
6014 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
6015 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
6016 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
6017 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
6018 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
6019 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
6020 VSPLITISW on ISA 2.07.
6021 (movhi_internal): Combine movhi_internal and movqi_internal into
6022 one mov<mode>_internal with an iterator. Add support for QImode
6023 and HImode being allowed in vector registers. Make large number
6024 of attributes and constraints easier to read.
6025 (movqi_internal): Likewise.
6026 (mov<mode>_internal): Likewise.
6027 (movdi_internal64): Fix constraint to allow loading -16..15 with
6028 VSPLITISW on ISA 2.07.
6029 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
6032 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
6034 PR rtl-optimization/78241
6035 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
6036 but emit initial peel copy if niter expr is not reliable.
6038 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
6040 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
6041 (maybe_record_trace_start): If the CFI is different on the new and
6042 old paths, print out both to the dump file before ICEing.
6044 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
6046 * target.def (additional_allocno_class_p): New.
6047 * hooks.h (hook_bool_reg_class_t_false): New prototype.
6048 * hooks.c (hook_bool_reg_class_t_false): New.
6049 * ira.c (setup_allocno_and_important_classes): Use the new hook.
6050 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
6051 * doc/tm.texi: Update.
6053 2016-11-10 Jason Merrill <jason@redhat.com>
6055 * gengtype.c (new_structure): Append to structures list.
6056 (find_structure): Likewise.
6058 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
6060 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
6061 this_dir is 2. Check for this_dir non-zero before dir != this_dir
6064 2016-11-10 Jakub Jelinek <jakub@redhat.com>
6066 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
6067 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
6069 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
6070 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
6071 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
6072 teams distribute parallel for simd even to distribute and teams
6073 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
6074 OMP_CLAUSE_DEPEND_SINK case.
6075 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
6076 (omp_no_lastprivate): Removed.
6077 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
6078 (gimplify_omp_for): Likewise.
6079 (computable_teams_clause): Fail for automatic vars from current
6080 function not yet seen in bind expr.
6081 * langhooks.c (lhd_omp_scalar_p): New function.
6082 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
6083 * varpool.c (varpool_node::get_create): Set node->offloading
6084 even for DECL_EXTERNAL decls.
6085 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
6086 (LANG_HOOKS_OMP_SCALAR_P): Define.
6087 (LANG_HOOKS_DECLS): Use it.
6089 2016-11-10 Martin Liska <mliska@suse.cz>
6092 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
6093 only when SWITCH_BODY is a BIND_EXPR.
6095 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
6098 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
6099 on the context only when it has no DIE yet.
6101 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
6103 * arm.h (target_cpus): Delete.
6104 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
6105 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
6106 (all_architectures): Likewise.
6107 (arm_option_override): Adjust use of CPU enums.
6108 (arm_sched_reorder): Likewise.
6109 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
6110 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
6111 * arm/genopt.sh (processor_type): Prefix enumeration entries with
6113 * arm-tables.opt: Regenerated.
6115 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
6117 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
6119 * config/aarch64/aarch64-tune.md: Regenerated.
6120 * config/arm/arm-cores.def (falkor): New core.
6121 * config/arm/arm-tables.opt: Regenerated.
6122 * config/arm/arm-tune.md: Regenerated.
6123 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
6124 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
6125 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
6126 (ARM Options/-mtune): Likewise.
6128 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
6131 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6133 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6134 (propagate_vr_accross_jump_function): Likewise.
6135 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6136 (load_from_param_1): New.
6137 (load_from_unmodified_param): Factor common part into load_from_param_1.
6138 (load_from_param): New.
6139 (compute_complex_assign_jump_func): Handle unary expressions.
6140 (ipa_write_jump_function): Likewise.
6141 (ipa_read_jump_function): Likewise.
6143 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
6145 * simplify-rtx.c (simplify_binary_operation_1): Simplify
6146 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
6147 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
6150 2016-11-09 David Malcolm <dmalcolm@redhat.com>
6152 * print-rtl-function.c: Include varasm.h.
6153 (print_any_param_name): New function.
6154 (print_param): New function.
6155 (print_rtx_function): Call print_param for each argument.
6156 * print-rtl.c (rtx_writer::finish_directive): New function.
6157 * print-rtl.h (rtx_writer::finish_directive): New decl.
6159 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
6162 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
6163 operand 0 as earlyclobber.
6164 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
6166 2016-11-09 Martin Liska <mliska@suse.cz>
6168 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
6170 2016-11-09 Jakub Jelinek <jakub@redhat.com>
6173 * builtins.c (expand_builtin_memcmp): Formatting fix.
6175 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
6176 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
6177 or of them, renumber other enumerators.
6178 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
6179 * doc/invoke.texi: Document -fsanitize=shift-base and
6180 -fsanitize-shift-exponent, document -fsanitize=shift as
6181 having those 2 suboptions.
6183 2016-11-09 Richard Biener <rguenther@suse.de>
6185 * fold-const.c (tree_swap_operands_p): Remove unused arg.
6186 * fold-const.c (tree_swap_operands_p): Likewise.
6187 (fold_binary_loc): Adjust.
6188 (fold_ternary_loc): Likewise.
6189 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
6190 * gimple-fold.c (fold_stmt_1): Likewise.
6191 * gimple-match-head.c (gimple_resimplify2): Likewise.
6192 (gimple_resimplify3): Likewise.
6193 (gimple_simplify): Likewise.
6194 * tree-ssa-dom.c (record_equality): Likewise.
6195 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
6196 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
6197 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
6199 2016-11-09 Richard Biener <rguenther@suse.de>
6201 * tree-ssa-dom.c (canonicalize_comparison): Remove.
6202 (optimize_stmt): Remove redundant pre-propagation canonicalization
6203 of comparison operand order.
6205 2016-11-09 Martin Liska <mliska@suse.cz>
6207 * fold-const-call.c (fold_const_call): Fix the folding.
6209 2016-11-09 Richard Biener <rguenther@suse.de>
6211 * common.opt (flag_evaluation_order): Remove.
6212 * expr.c (expand_operands): Remove code guarded by
6213 flag_evaluation_order.
6214 * fold-const.c (reorder_operands_p): Remove, it always returns
6216 (negate_expr_p): Remove calls to reorder_operands_p.
6217 (fold_negate_expr): Likewise.
6218 (tree_swap_operands_p): Likewise.
6219 (fold_binary_loc): Likewise.
6221 2016-11-09 Andreas Schwab <schwab@suse.de>
6224 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
6225 insns operating on a register.
6227 2016-11-09 Richard Biener <rguenther@suse.de>
6229 PR tree-optimization/78007
6230 * tree-vect-stmts.c (vectorizable_bswap): New function.
6231 (vectorizable_call): Call vectorizable_bswap for
6232 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
6234 2016-11-09 Richard Biener <rguenther@suse.de>
6236 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
6237 Look at the DR_BASE_ADDRESS object for forcing alignment.
6239 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6241 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6242 (propagate_vr_accross_jump_function): Likewise.
6243 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6244 (load_from_param_1): New.
6245 (load_from_unmodified_param): Factor common part into load_from_param_1.
6246 (load_from_param): New.
6247 (compute_complex_assign_jump_func): Handle unary expressions.
6248 (ipa_write_jump_function): Likewise.
6249 (ipa_read_jump_function): Likewise.
6251 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6254 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
6255 Also fold constant passed as argument while computing value range.
6256 (propagate_constants_accross_call): Pass param type.
6257 * ipa-prop.c: export ipa_get_callee_param_type.
6258 * ipa-prop.h: export ipa_get_callee_param_type.
6260 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
6262 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
6263 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
6265 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
6267 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
6268 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
6269 ASAN_STACK_MAGIC_MIDDLE.
6270 (asan_global_struct): Increase the size of fields.
6271 (asan_add_global): Add new field constructor.
6272 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
6273 __asan_version_mismatch_check_v8.
6275 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
6277 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
6280 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
6283 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
6284 Handle ASHIFT and LSHIFTRT.
6285 (dimode_scalar_chain::compute_convert_gain): Ditto.
6286 (dimode_scalar_chain::convert_insn): Ditto.
6288 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6290 * gimple-ssa-store-merging.c: Include selftest.h
6291 (verify_array_eq): New function.
6292 (verify_shift_bytes_in_array): Likewise.
6293 (verify_shift_bytes_in_array_right): Likewise.
6294 (verify_clear_bit_region): Likewise.
6295 (verify_clear_bit_region_be): Likewise.
6296 (store_merging_c_tests): Likewise.
6297 * selftest.h (store_merging_c_tests): Declare prototype.
6298 * selftest-run-tests.c (selftest::run_tests): Run
6299 store_merging_c_tests.
6301 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6303 * config/arm/arm.opt (mold-rtx-costs): Delete.
6304 (mnew-generic-costs): Delete.
6305 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
6306 * config/arm/arm.c (arm_rtx_costs_1): Delete.
6307 (arm_size_rtx_costs): Likewise.
6308 (arm_slowmul_rtx_costs): Likewise.
6309 (arm_fastmul_rtx_costs): Likewise.
6310 (arm_xscale_rtx_costs): Likewise.
6311 (arm_9e_rtx_costs): Likewise.
6312 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
6313 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
6314 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
6315 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
6316 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
6317 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
6318 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
6319 arm_cortex_m7_tune):
6320 Delete rtx_costs field.
6321 (arm_new_rtx_costs): Rename to...
6322 (arm_rtx_costs_internal): ... This.
6323 (arm_rtx_costs): Remove old way of doing rtx costs.
6325 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6327 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
6328 (arm_fastmul_tune): Likewise.
6329 (arm_strongarm_tune): Likewise.
6330 (arm_xscale_tune): Likewise.
6331 (arm_9e_tune): Likewise.
6332 (arm_marvell_pj4_tune): Likewise.
6333 (arm_v6t2_tune): Likewise.
6334 (arm_v6m_tune): Likewise.
6335 (arm_fa726te_tune): Likewise.
6337 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6339 PR tree-optimization/78234
6340 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
6343 2016-11-08 Martin Liska <mliska@suse.cz>
6346 * dbgcnt.def: Add new debug counter asan_use_after_scope.
6347 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
6348 with a value expr. Do not add artificial variables to
6349 live_switch_vars. Use the debug counter.
6350 (gimplify_target_expr): Use the debug counter.
6351 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
6352 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
6353 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
6355 2016-11-08 Richard Biener <rguenther@suse.de>
6357 * tree-vect-stmts.c (get_group_load_store_type): If the
6358 access is aligned do not trigger peeling for gaps.
6359 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
6360 force alignment of vars with DECL_USER_ALIGN.
6362 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
6364 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
6366 2016-11-08 Richard Biener <rguenther@suse.de>
6368 PR tree-optimization/78205
6369 * tree-vect-stmts.c (vectorizable_load): Move check whether
6370 we may run into gaps when BB vectorizing SLP permutations ...
6371 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
6372 here where we can do a more precise check.
6374 2016-11-08 Richard Biener <rguenther@suse.de>
6376 PR tree-optimization/78224
6377 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
6378 Split the fallthru edge in case its successor may have PHIs.
6379 Do not free dominance info.
6381 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6384 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6385 EH info even for bzhi and pdep/pext.
6387 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
6389 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
6390 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
6392 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
6394 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
6396 * config/rs6000/vector.md (div<mode>3): Ditto.
6398 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
6400 * configure.ac (.hidden): Change to conftest_s string. Provide string
6402 (gcc_cv_ld_hidden): Yes for AIX.
6403 * configure: Regenerate.
6405 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
6407 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
6408 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
6409 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
6410 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
6411 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
6412 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
6414 (rs6000_xcoff_visibility): New.
6415 (rs6000_xcoff_declare_function_name): Add visibility support.
6416 (rs6000_xcoff_asm_globalize_decl_name): New.
6417 (rs6000_xcoff_asm_output_aligned_decl_common): New.
6418 (rs6000_asm_weaken_decl): New.
6419 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
6420 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
6423 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
6426 * incpath.c (remove_dup): Also silently ignore EPERM.
6428 2016-11-07 Martin Jambor <mjambor@suse.cz>
6430 * tree.c (verify_type_variant): Use pointer comparison to check that
6431 TYPE_SIZE_UNIT match.
6433 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6436 * dse.c (dse_step5): Call scan_reads even if just
6437 insn_info->frame_read. Improve and fix dump file messages.
6440 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
6441 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
6443 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6446 * match.pd: Add following two patterns:
6447 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
6448 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
6450 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
6452 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
6453 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
6454 * rtl.h (duplicate_reg_notes): Declare.
6455 * rtlanal.c (duplicate_reg_note): New function.
6457 PR rtl-optimization/77309
6458 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
6459 don't assume an equality comparison for plain COMPARE.
6460 (simplify_comparison): Pass a more accurate code to
6461 make_compound_operation.
6463 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
6465 * target.def (compute_pressure_classes): New target hook.
6466 * doc/tm.texi.in: Document it.
6467 * doc/tm.texi: Regenerate.
6468 * ira.c (setup_pressure_classes): Call target hook if defined.
6470 2016-11-07 David Malcolm <dmalcolm@redhat.com>
6472 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
6474 (rtx_writer::print_rtx): In compact mode, omit trailing operands
6475 that have the default values.
6476 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
6478 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
6479 label string from expected dump.
6480 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
6483 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6486 * alias.c (nonoverlapping_memrefs_p): If one decl is
6487 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
6489 2016-11-07 Richard Biener <rguenther@suse.de>
6492 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6495 2016-11-07 Richard Biener <rguenther@suse.de>
6497 PR tree-optimization/78218
6498 * gimple-ssa-store-merging.c
6499 (pass_store_merging::terminate_all_aliasing_chains):
6500 Drop unused argument, fix alias check to also consider uses.
6501 (pass_store_merging::execute): Adjust.
6503 2016-11-07 Richard Biener <rguenther@suse.de>
6505 PR tree-optimization/78228
6506 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
6509 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6512 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
6513 aarch64_simd_shift_imm_<mode> predicate for operand 1.
6514 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
6515 to restrict them to an appropriate range and add FAIL check if the
6516 region they specify is out of range. Delete useless constraint
6518 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
6519 2 and 3 to restrict their range and add pattern predicate.
6521 2016-11-07 Martin Liska <mliska@suse.cz>
6523 * asan.c (enum asan_check_flags): Move the enum to header file.
6524 (asan_init_shadow_ptr_types): Make type creation more generic.
6525 (shadow_mem_size): New function.
6526 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
6527 Rewritten stack unpoisoning code.
6528 (build_shadow_mem_access): Add new argument return_address.
6529 (instrument_derefs): Instrument local variables if use after scope
6530 sanitization is enabled.
6531 (asan_store_shadow_bytes): New function.
6532 (asan_expand_mark_ifn): Likewise.
6533 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
6534 * asan.h (enum asan_mark_flags): Moved here from asan.c
6535 (asan_protect_stack_decl): Protect all declaration that need
6537 (asan_sanitize_use_after_scope): New function.
6538 (asan_no_sanitize_address_p): Likewise.
6539 * cfgexpand.c (partition_stack_vars): Consider
6540 asan_sanitize_use_after_scope in condition.
6541 (expand_stack_vars): Likewise.
6542 * common.opt (-fsanitize-address-use-after-scope): New option.
6543 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
6544 Explain the parameter.
6545 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
6546 * gimplify.c (build_asan_poison_call_expr): New function.
6547 (asan_poison_variable): Likewise.
6548 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
6549 variables that have address taken.
6550 (gimplify_decl_expr): Likewise.
6551 (gimplify_target_expr): Likewise for C++ temporaries.
6552 (sort_by_decl_uid): New function.
6553 (gimplify_expr): Unpoison all variables for a label we can jump
6554 from outside of a scope.
6555 (gimplify_switch_expr): Unpoison variables defined in the switch
6557 (gimplify_function_tree): Clear asan_poisoned_variables.
6558 (asan_poison_variables): New function.
6559 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
6560 * internal-fn.c (expand_ASAN_MARK): New function.
6561 * internal-fn.def (ASAN_MARK): Declare.
6562 * opts.c (finish_options): Handle -fstack-reuse if
6563 -fsanitize-address-use-after-scope is enabled.
6564 (common_handle_option): Enable address sanitization if
6565 -fsanitize-address-use-after-scope is enabled.
6566 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
6568 * params.h: Likewise.
6569 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
6570 * sanitizer.def: Define __asan_poison_stack_memory and
6571 __asan_unpoison_stack_memory functions.
6572 * asan.c (asan_mark_poison_p): New function.
6573 (transform_statements): Handle asan_mark_poison_p calls.
6574 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
6576 2016-11-07 Tamar Christina <tamar.christina@arm.com>
6579 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
6581 2016-11-07 Martin Liska <mliska@suse.cz>
6583 * tree-profile.c (gimple_gen_time_profiler): Set proper type
6584 to time_profiler_counter_ptr.
6586 2016-11-07 Richard Biener <rguenther@suse.de>
6588 PR tree-optimization/37150
6589 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
6591 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
6592 (vect_analyze_slp_cost_1): Account for the real number of
6593 permutations emitted and for dead loads.
6594 (vect_transform_slp_perm_load): Add n_perms parameter counting
6595 the number of emitted permutations.
6596 * tree-vect-stmts.c (vectorizable_load): Adjust.
6598 2016-11-07 Richard Biener <rguenther@suse.de>
6600 PR tree-optimization/78189
6601 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
6602 alignment computation.
6604 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
6606 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
6608 2016-11-05 Martin Sebor <msebor@redhat.com>
6610 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
6613 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
6617 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
6619 2016-11-04 Jakub Jelinek <jakub@redhat.com>
6622 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
6623 doesn't have rtl set.
6625 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6627 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
6628 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
6629 rs6000_gimple_fold_builtin.
6630 (rs6000_gimple_fold_builtin): New function. Add handling for
6631 early expansion of vector addition builtins.
6633 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6635 * expr.h (copy_blkmode_from_reg): Delete.
6636 * expr.c (copy_blkmode_from_reg): Make static.
6638 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6640 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
6641 * combine.c (LOAD_EXTEND_OP): Delete.
6642 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
6643 * cse.c (LOAD_EXTEND_OP): Delete.
6644 * fold-const.c (LOAD_EXTEND_OP): Likewise.
6645 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
6646 * postreload.c (LOAD_EXTEND_OP): Delete.
6647 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
6648 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
6649 (find_reloads): Likewise.
6650 * reload1.c (eliminate_regs_1): Likewise.
6651 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
6652 (num_sign_bit_copies1): Likewise.
6654 2016-11-04 David Malcolm <dmalcolm@redhat.com>
6656 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
6657 (selftest::ix86_test_dumping_hard_regs): New function.
6658 (selftest::ix86_run_selftests): New function.
6659 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
6660 selftest::ix86_run_selftests.
6661 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
6662 * doc/tm.texi: Regenerate
6663 * selftest-rtl.h: New file.
6664 * rtl-tests.c: Include "selftest-rtl.h".
6665 (selftest::assert_rtl_dump_eq): Make non-static.
6666 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
6667 (selftest::test_dumping_regs): Update comment.
6668 * selftest-run-tests.c: Include "target.h".
6669 (selftest::run_tests): If non-NULL, call
6670 targetm.run_target_selftests.
6671 * target.def (run_target_selftests): New hook.
6673 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6675 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
6676 representative core for this architecture.
6677 * config/arm/arm-cores.def (cortex-m33): Define new processor.
6678 * config/arm/arm-tables.opt: Regenerate.
6679 * config/arm/arm-tune.md: Likewise.
6680 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
6681 valid -mcpu options.
6682 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
6684 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6686 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
6687 representative core for this architecture.
6688 * config/arm/arm-cores.def (cortex-m23): Define new processor.
6689 * config/arm/arm-tables.opt: Regenerate.
6690 * config/arm/arm-tune.md: Likewise.
6691 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
6692 this tuning parameters apply to in the comment.
6693 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
6694 valid -mcpu options.
6695 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
6697 2016-11-04 Bin Cheng <bin.cheng@arm.com>
6699 * fold-const.c (fold_cond_expr_with_comparison): Remove call
6700 to pedantic_non_lvalue_loc. Remove useless code for lvalue
6701 where cond_expr can't be a lvalue.
6703 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
6705 * config/arc/arc.c (arc_process_double_reg_moves): Use
6707 * config/arc/arc.md (movsi_insn): Disable unsupported move
6708 instructions for ARCv2 cores.
6709 (movdi): Use prepare_move_operands.
6710 (movsf, movdf): Use move_dest_operand predicate.
6711 * config/arc/constraints.md (Chs): Enable when barrel shifter is
6713 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
6714 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
6716 (dexcl_3op_peep2_insn_nores): Likewise.
6717 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
6718 (LINK_COMMAND_SPEC): Remove.
6720 2016-11-04 Richard Biener <rguenther@suse.de>
6723 * loop-invariant.c (find_exits): Record entering inner
6724 loops as possibly exiting to handle infinite sub-loops.
6725 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
6726 (fill_always_executed_in_1): Honor infinite child loops.
6728 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6731 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
6732 has already been adjusted for endianness, so don't adjust it any
6736 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
6737 ICmode unless we have standard PowerPC floating point.
6738 * config/rs6000/rs6000.md (FP iterator): Likewise.
6739 (FMOVE128 iterator): Likewise.
6741 2016-11-03 Jakub Jelinek <jakub@redhat.com>
6742 Alexandre Oliva <aoliva@redhat.com>
6743 Jason Merrill <jason@redhat.com>
6747 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
6749 * langhooks.c (lhd_type_dwarf_attribute): New function.
6750 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
6751 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
6752 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
6753 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
6754 (check_qualified_type, check_aligned_type): Call it.
6755 * dwarf2out.c (modified_type_die): Don't use type_main_variant
6756 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6757 check_base_type and check_lang_type.
6758 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
6759 return early. For pointer-to-data-member add DW_AT_use_location
6761 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
6763 (gen_type_die_with_usage): Don't use type_main_variant
6764 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6765 check_base_type and check_lang_type. Formatting fixes. Call
6766 get_debug_type langhook.
6768 2016-11-03 Jason Merrill <jason@redhat.com>
6770 * tree.c (check_lang_type): New.
6771 (check_qualified_type): Use it.
6772 (check_aligned_type): Use it.
6773 * tree.h: Declare it.
6775 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
6777 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
6778 (arm*-freebsd*): Likewise.
6779 (arm*-*-netbsdelf*): Likewise.
6780 (arm*-*-linux*): Likewise.
6781 (arm*-*-uclinux*eabi*): Likewise.
6782 (arm*-*-phoenix*): Likewise.
6783 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
6784 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
6785 specified. Default to arm6 if target_cpu_cname is not set.
6786 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
6787 default cpu has been correctly configured.
6788 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
6789 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
6790 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
6791 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
6792 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6793 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
6794 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6796 2016-11-03 Jiong Wang <jiong.wang@arm.com>
6798 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
6799 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
6800 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
6801 (output_cfa_loc): Support DW_CFA_val_expression.
6802 (output_cfa_loc_raw): Likewise.
6803 (output_cfi): Likewise.
6804 (output_cfi_directive): Likewise.
6805 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
6806 (dw_cfi_oprnd2_desc): Likewise.
6807 (mem_loc_descriptor): Recognize new pattern generated for value
6810 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
6812 PR rtl-optimization/78186
6813 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
6814 well, when converting to IOR.
6816 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
6818 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
6819 (vec_interleave_highv8qi): Likewise.
6821 2016-11-03 Martin Liska <mliska@suse.cz>
6823 * profile.c (instrument_values): Fix coding style.
6824 (branch_prob): Use renamed function.
6825 * tree-profile.c (init_ic_make_global_vars): Likewise.
6826 (gimple_init_edge_profiler): Rename to
6827 gimple_init_gcov_profiler.
6828 tree_time_profiler_counter variable declaration.
6829 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
6831 * value-prof.h: Remove an argument.
6833 2016-11-03 Richard Biener <rguenther@suse.de>
6835 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
6836 symtab_node::get_create.
6838 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6840 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
6841 Move comments into more natural position.
6843 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
6845 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
6846 (PTRDIFF_TYPE): Define as int.
6848 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6850 * ccmp.c (expand_ccmp_expr_1): Adjust.
6851 (expand_ccmp_expr): Likewise.
6852 (expand_ccmp_next): Likewise.
6853 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
6854 (aarch64_gen_ccmp_first): Likewise.
6855 * doc/tm.texi: Regenerate.
6856 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
6857 (gen_ccmp_next): Likewise.
6859 2016-11-03 Bin Cheng <bin.cheng@arm.com>
6861 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
6862 (vect_is_simple_reduction): Swap cond_reduction by inversion.
6864 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
6866 * config/i386/i386.c (ix86_init_libfuncs): New. Call
6867 darwin_rename_builtins here.
6868 (ix86_expand_divmod_libfunc): New.
6869 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
6870 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
6872 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
6873 Nathan Sidwell <nathan@acm.org>
6875 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
6877 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
6879 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
6881 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
6882 to format MODE_INT and MODE_PARTIAL_INT literals.
6884 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
6887 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
6888 NULL if TARGET_SPE_ABI.
6890 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6892 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
6893 clear padding bits even when they're less than a byte.
6895 2016-11-02 Richard Biener <rguenther@suse.de>
6897 * gimple-ssa-store-merging.c: Include gimplify-me.h.
6898 (imm_store_chain_info::output_merged_stores): Force base_addr
6899 to be proper GIMPLE for a MEM_REF address.
6900 (pass_store_merging::execute): Restrict negative bitpos
6901 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
6902 check. Take into account non-NULL_TREE offset if the base
6903 is already addressable.
6905 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
6907 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
6909 (aarch64_be_crypto_sha1hv4si): New pattern.
6911 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
6913 * config/aarch64/aarch64.md (add<mode>3): Remove
6914 redundant code. Don't split frame based additions.
6916 2016-11-02 Richard Biener <rguenther@suse.de>
6918 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
6919 redundant val and dest members.
6920 (store_immediate_info::store_immediate_info): Adjust.
6921 (merged_store_group::merged_store_group): Adjust.
6922 (merged_store_group::apply_stores): Likewise.
6923 (struct imm_store_chain_info): Add base_addr field.
6924 (imm_store_chain_info::imm_store_chain_info): New constructor.
6925 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
6926 (imm_store_chain_info::output_merged_store): Likewise. Use
6927 addr_base which is already the address.
6928 (imm_store_chain_info::output_merged_stores): Likewise.
6929 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
6930 imm_store_chain_info instead of base. Fix alias check.
6931 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
6932 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
6933 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
6934 use the address of the base and adjust for other changes.
6936 2016-11-02 Martin Liska <mliska@suse.cz>
6938 * fold-const-call.c (host_size_t_cst_p): Test whether
6939 t is convertible to size_t.
6941 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6943 PR tree-optimization/78170
6944 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
6945 introduced by native_encode_expr on little-endian as well.
6947 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6949 PR tree-optimization/78162
6950 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
6953 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6955 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
6957 (aarch64_next_callee_save): Likewise.
6958 (aarch64_pushwb_single_reg): Likewise.
6959 (aarch64_gen_storewb_pair): Likewise.
6960 (aarch64_push_regs): Likewise.
6961 (aarch64_gen_loadwb_pair): Likewise.
6962 (aarch64_pop_regs): Likewise.
6963 (aarch64_gen_store_pair): Likewise.
6964 (aarch64_gen_load_pair): Likewise.
6965 (aarch64_save_callee_saves): Likewise.
6966 (aarch64_restore_callee_saves): Likewise.
6968 2016-11-02 Richard Biener <rguenther@suse.de>
6970 PR tree-optimization/78035
6971 PR tree-optimization/77964
6972 * gimple-pretty-print.c (pp_points_to_solution): Print
6973 vars_contains_interposable.
6974 * tree-ssa-alias.c: Include varasm.h.
6975 (ptrs_compare_unequal): Check vars_contains_interposable and
6976 decl_binds_to_current_def_p.
6977 (dump_points_to_solution): Dump vars_contains_interposable.
6978 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
6980 * tree-ssa-structalias.c: Include varasm.h.
6981 (set_uids_in_ptset): Record whether vars contains a
6982 not decl_binds_to_current_def_p variable in vars_contains_interposable.
6983 (ipa_escaped_pt): Update initializer.
6985 2016-11-02 Richard Biener <rguenther@suse.de>
6987 PR tree-optimization/78047
6988 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
6989 fake field at offset zero conservatively regarding to may_have_pointers.
6991 2016-11-02 Richard Biener <rguenther@suse.de>
6993 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
6994 infer_value_range on stmt ops and update value-ranges.
6995 Dump visited stmts and blocks.
6996 (evrp_dom_walker::push_value_range): Dump changes.
6997 (evrp_dom_walker::pop_value_range): Likewise.
6998 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
7000 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7002 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
7004 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
7006 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7008 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
7009 and adjust for that.
7010 * cfgrtl.h (delete_insn_chain): Adjust prototype.
7012 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7014 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
7016 (transcode_memory_rtx): Likewise.
7017 (move_to_acc): Likewise.
7018 (move_from_acc): Likewise.
7019 (move_acc_to_reg): Likewise.
7020 (move_to_x): Likewise.
7021 (move_to_hl): Likewise.
7022 (move_to_de): Likewise.
7023 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
7024 (rs6000_emit_savres_rtx): Likewise.
7025 (rs6000_emit_prologue): Likewise.
7026 * reorg.c (update_reg_unused_notes): Likewise.
7027 * rtl.h (remove_note): Adjust prototype.
7028 * rtlanal.c (remove_note): Make argument type rtx_insn *.
7030 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7032 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
7033 variables so some can be rtx_insn *.
7034 (alpha_emit_xfloating_libcall): Likewise.
7035 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
7036 (mips_legitimize_tls_address): Likewise.
7037 * optabs.c (expand_binop): Likewise.
7038 * reload1.c (gen_reload): Likewise.
7040 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7042 * reorg.c (relax_delay_slots): Split up the trial variable.
7044 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7046 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
7047 of variables rtx_insn *.
7048 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
7049 (legitimize_tls_address): Likewise.
7050 * config/bfin/bfin.c (hwloop_optimize): Likewise.
7051 (bfin_gen_bundles): Likewise.
7052 * config/c6x/c6x.c (reorg_split_calls): Likewise.
7053 (c6x_reorg): Likewise.
7054 * config/frv/frv.c (frv_reorder_packet): Likewise.
7055 * config/i386/i386.c (ix86_split_idivmod): Likewise.
7056 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
7057 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
7058 * config/mn10300/mn10300.c: Likewise.
7059 * config/rl78/rl78.c: Likewise.
7060 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
7061 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
7062 (sh_expand_cmpnstr): Likewise.
7063 (sh_expand_strlen): Likewise.
7064 (sh_expand_setmem): Likewise.
7065 * config/sh/sh.md: Likewise.
7066 * emit-rtl.c (emit_pattern_before): Likewise.
7067 * except.c: Likewise.
7068 * final.c: Likewise.
7071 2016-11-01 Jason Merrill <jason@redhat.com>
7073 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
7074 a COND_EXPR with constant condition.
7076 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7078 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
7079 and its initialization.
7081 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7083 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
7086 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7088 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
7089 argument, don't call add_linkage_name if it is true.
7090 (gen_variable_die): For C++ inline static data members, consider the
7091 initial call when old_die is NULL to be declaration and call
7092 add_name_and_src_coords_attributes in that case with true as
7093 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
7094 (gen_member_die): For C++ inline static data members, emit a
7095 definition DIE right away in DW_TAG_compile_unit context.
7097 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
7100 * config/pa/pa.md: Add new shift/add patterns to handle
7101 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
7103 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
7105 * config/xtensa/xtensa-protos.h
7106 (xtensa_use_return_instruction_p): New prototype.
7107 * config/xtensa/xtensa.c (xtensa_current_frame_size,
7108 xtensa_callee_save_size): Remove.
7109 (struct machine_function): Add new fields: current_frame_size,
7110 callee_save_size, frame_laid_out and epilogue_done.
7111 (compute_frame_size, xtensa_expand_prologue,
7112 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
7113 cfun->machine->callee_save_size and xtensa_current_frame_size
7114 with cfun->machine->current_frame_size.
7115 (compute_frame_size): Update cfun->machine->frame_laid_out and
7116 don't update frame layout after reload completion.
7117 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
7118 instead of zeroing xtensa_current_frame_size.
7119 (xtensa_use_return_instruction_p): New function.
7120 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
7122 (INITIAL_ELIMINATION_OFFSET): Use return value of
7123 compute_frame_size instead of xtensa_current_frame_size value.
7124 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
7125 function xtensa_use_return_instruction_p instead of inline code.
7127 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7129 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
7130 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
7131 * dwarf2out.c (rnglist_idx): New variable.
7132 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
7133 (DEBUG_RNGLISTS_SECTION): Define.
7134 (ranges_base_label): New variable.
7135 (size_of_die) <case dw_val_class_range_list>: If using
7136 DW_FORM_rnglistx, count size of uleb128 of range list index.
7137 (value_format) <case dw_val_class_range_list>: For
7138 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
7139 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
7140 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
7141 (add_ranges_num): Remove useless prototype. Don't multiply
7142 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
7143 for new fields added to dw_ranges struct.
7144 (add_ranges): Add maybe_new_sec argument and pass it
7145 through to add_ranges_num.
7146 (note_rnglist_head): New function.
7147 (add_ranges_by_labels): Pass true as maybe_new_sec to
7148 add_ranges_num, call note_rnglist_head on the head of the list.
7149 (output_ranges): Add function comment. Switch to
7150 .debug_ranges section here and emit .Ldebug_ranges0 label.
7151 (index_rnglists, output_rnglists): New functions.
7152 (gen_subprogram_die): Formatting fixes.
7153 (add_high_low_attributes): Don't divide offsets
7154 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
7155 first list element or when pointing into the middle of
7156 a list. Pass true as second argument to add_ranges on the
7157 first block fragment after cold/hot section switch.
7158 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
7159 section instead of .debug_ranges. Initialize
7160 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
7161 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
7162 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
7163 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
7164 Call output_rnglists for -gdwarf-5.
7165 (dwarf2out_c_finalize): Clear rnglist_idx.
7167 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
7169 * combine.c (simplify_compare_const): Add gcc_fallthrough.
7171 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
7172 Tamar Christina <tamar.christina@arm.com>
7174 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
7175 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
7176 (vmaxnmq_f32): Likewise.
7177 (vminnm_f32): Likewise.
7178 (vminnmq_f32): Likewise.
7179 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
7181 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
7184 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7186 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
7187 binary floating point types supported by the hardware except for
7189 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
7190 vector instruction for optimizing extracting a SImode from a
7191 V4SImode vector and converting it to floating point.
7192 (vsx_xvcvuxwdp_df): Likewise.
7193 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
7194 registers to be any VSX register. Move stores to the end of the
7196 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
7197 to optimize extracting a SImode from a V4SImode vector and
7198 converting it to a binary floating point type supported by the
7199 hardware. Use the vector converts instead of extracting the
7200 element, sign extending it, and then converting it to double.
7201 Other floating point types than double first convert to double,
7202 then the double is converted to that type.
7203 (vsx_extract_si_<uns>float_<mode>): Likewise.
7205 2016-10-31 Andrew Pinski <apinski@cavium.com>
7207 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
7208 Rewrite handling of part num to handle the case where
7209 multiple implementers share the same part num.
7211 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
7212 Jakub Jelinek <jakub@redhat.com>
7214 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
7215 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
7217 2016-10-31 Jakub Jelinek <jakub@redhat.com>
7219 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
7220 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
7221 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
7222 (is_cu_die, is_unit_die): Likewise.
7223 (should_move_die_to_comdat, break_out_comdat_types): Adjust
7224 comments for DWARF5 DW_UT_type units.
7225 (output_compilation_unit_header): Add UT argument, output
7226 start of DWARF5 .debug_info section header.
7227 (output_comp_unit): Add dwo_id argument. Adjust
7228 output_compilation_unit_header caller, for DW_UT_split_compile
7229 emit dwo_id field, otherwise padding1. Emit padding2 field.
7230 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
7231 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
7232 (output_skeleton_debug_sections): Add dwo_id argument, for
7233 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
7234 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
7235 DW_UT_type or DW_UT_split_type units rather than .debug_types.
7236 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
7237 DW_TAG_compile_unit for skeleton unit die. Don't add
7238 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
7239 address to output_comp_unit and output_skeleton_debug_sections.
7241 * dwarf2out.c (debug_line_str_section): New variable.
7242 (debug_line_str_hash): Likewise.
7243 (DEBUG_LINE_STR_SECTION): Define.
7244 (set_indirect_string): Handle DW_FORM_line_strp like
7246 (find_string_form): Fix up formatting.
7247 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
7249 (output_die): Handle DW_FORM_line_strp.
7250 (DWARF5_USE_DEBUG_LINE_STR): Define.
7251 (output_line_string): New function.
7252 (output_file_names): Add -gdwarf-5 support.
7253 (output_line_info): Likewise.
7254 (init_sections_and_labels): Initialize debug_line_str_section.
7255 (output_indirect_string): Change 2nd argument from void *
7256 to enum dwarf_form form, compare with form rather than
7258 (output_indirect_strings): Pass DW_FORM_strp to
7259 output_indirect_string traversion.
7260 (dwarf2out_finish): Output .debug_line_str strings.
7261 (dwarf2out_c_finalize): Clear debug_line_str_section and
7262 debug_line_str_hash.
7264 2016-10-31 Tom Tromey <tom@tromey.com>
7267 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
7268 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
7269 DW_OP_GNU_push_tls_address case.
7270 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
7272 2016-10-31 Jakub Jelinek <jakub@redhat.com>
7274 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
7275 for frame_offset_rel bit.
7276 (struct array_descr_info): Add rank field.
7277 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
7278 and placeholder_seen fields.
7279 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
7280 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
7281 DW_OP_pick 1 into DW_OP_over.
7282 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
7283 gen_variant_part): Clear placeholder_{arg,seen}.
7284 (loc_list_from_tree_1): Drop const from context argument.
7285 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
7286 (loc_list_for_address_of_addr_expr_of_indirect_ref,
7287 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
7289 (add_scalar_info): Drop const from context argument. Handle
7290 context->placeholder_arg.
7291 (add_bound_info): Drop const from context argument.
7292 (gen_descr_array_type_die): Drop const from ctx variable.
7293 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
7294 attribute and use a single DW_TAG_generic_subrange instead of
7295 7 DW_TAG_subrange_type for assumed rank arrays.
7297 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
7298 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
7299 from bool to 1-bit uchar bitfield. Add num_assigned and
7300 offset_emitted bitfields.
7301 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
7302 for dw_val_class_lineptr and dw_val_class_macptr. Handle
7303 dw_val_class_loclistsptr.
7304 (new_addr_loc_descr): Fix up formatting.
7305 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
7306 (add_AT_low_high_pc): Fix up formatting.
7307 (add_AT_loclistsptr): New function.
7308 (AT_lbl): Allow dw_val_class_loclistsptr.
7309 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
7310 Handle dw_val_class_loclistsptr.
7311 (loc_list_idx): New variable.
7312 (output_loclists_offsets, assign_location_list_indexes): New
7314 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
7315 add size_of_uleb128 of the index. Drop never used
7316 dwarf_split_debug_info AT_index handling. Handle
7317 dw_val_class_loclistsptr.
7318 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
7319 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
7320 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
7321 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
7322 DW_FORM_loclistx indexes.
7323 (output_attr_index_or_value): Fix up formatting. Don't handle
7324 dw_val_class_loc_list here.
7325 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
7326 For dw_val_class_loc_list call output_loc_list_offset rather than
7327 output_attr_index_or_value.
7328 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
7329 or .debug_loclists.dwo section name for debug_loc_section.
7330 (resolve_addr_in_expr): Formatting fix.
7331 (index_location_lists): Likewise.
7332 (dwarf2out_finish): If there are any location lists, for
7333 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
7334 index_location_lists only if have_location_lists. Call
7335 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
7336 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
7337 -gsplit-dwarf also emit offset table.
7339 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
7340 (size_of_die, value_format, output_die): Use
7341 DW_FORM_data16 for 128-bit dw_val_class_const_double or
7342 dw_val_class_wide_int.
7344 * dwarf2out.c (dwarf_op): Renamed to ...
7345 (dwarf_OP): ... this.
7346 (convert_descriptor_to_mode, scompare_loc_descriptor,
7347 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7348 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
7350 (dwarf_AT, dwarf_TAG): New functions.
7351 (check_die): Disallow DW_AT_call_all_calls next to
7352 DW_AT_GNU_all_call_sites.
7353 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
7354 and attributes instead of the corresponding GNU tag and attributes.
7355 (gen_subprogram_die): Likewise. Emit call site information even
7356 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
7357 DW_AT_defaulted in comment.
7358 (resolve_addr): Handle DW_AT_call_origin attribute on
7359 DW_TAG_call_site DIE like DW_AT_abstract_origin on
7360 DW_TAG_GNU_call_site DIE.
7362 * dwarf2out.c (dwarf_op): New function.
7363 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
7364 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
7365 (output_loc_operands, output_loc_operands_raw): Likewise.
7366 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
7367 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
7368 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
7369 if dwarf_version < 5.
7370 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
7372 (scompare_loc_descriptor, ucompare_loc_descriptor,
7373 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7374 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
7375 optimize_location_into_implicit_ptr): Likewise. Only punt for
7376 !dwarf_strict if dwarf_version < 5.
7377 (string_cst_pool_decl): Adjust comment.
7378 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
7380 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
7381 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7382 (struct dw_val_node): Add val_file_implicit field.
7383 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
7384 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
7385 output_die): Handle dw_val_class_const_implicit,
7386 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7387 (abbrev_die_table): Change into va_gc vec.
7388 (abbrev_die_table_allocated, abbrev_die_table_in_use,
7389 ABBREV_DIE_TABLE_INCREMENT): Remove.
7390 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
7391 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
7393 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
7394 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
7396 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
7398 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
7400 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
7402 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
7403 unit. Call optimize_abbrev_table.
7404 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
7405 abbrev_die_table being a va_gc vec.
7407 PR tree-optimization/77860
7408 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
7409 also integral complex and vector constants.
7411 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
7412 optimize_macinfo_range, save_macinfo_strings): Replace
7413 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
7414 (output_macinfo): Likewise. Emit .debug_macro* rather than
7415 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
7416 (init_sections_and_labels): Use .debug_macro* labels rather than
7417 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
7418 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
7419 or DW_AT_GNU_macros for -gdwarf-5.
7421 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
7423 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
7425 2016-09-11 Le-Chun Wu <lcwu@google.com>
7426 Mark Wielaard <mjw@redhat.com>
7428 * common.opt (Wshadow=global): New option. Default for -Wshadow.
7429 (Wshadow=local): New option.
7430 (Wshadow-local): Hidden alias for -Wshadow=local.
7431 (Wshadow=compatible-local): New option.
7432 (Wshadow-compatible-local): Hidden alias for
7433 -Wshadow=compatible-local.
7434 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
7435 Wshadow=compatible-local.
7437 2016-10-31 Bin Cheng <bin.cheng@arm.com>
7439 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
7440 Check slp defs for COND_EXPR by swapping/inverting operands if the
7441 new parameter SWAP indicates so.
7442 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
7443 is isomorphic to the first stmt via swapping/inverting. Store swap
7444 information in the new parameter SWAP.
7445 (vect_build_slp_tree): New local array SWAP and pass it to function
7446 vect_build_slp_tree_1. Cleanup result handling code for function
7447 call to vect_get_and_check_slp_defs. Skip operand swapping if the
7448 order of operands has been fixed as indicated by SWAP[i].
7450 2016-10-31 Bin Cheng <bin.cheng@arm.com>
7452 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
7453 unnecessary data dependence check after visited store stmt.
7455 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7457 PR tree-optimization/71915
7458 PR tree-optimization/71490
7459 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
7461 (find_basis_for_base_expr): Require stride types to match when
7463 (alloc_cand_and_find_basis): Record the stride type.
7464 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
7465 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
7466 the expressions having those types.
7467 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
7468 (create_mul_ssa_cand): Likewise.
7469 (create_mul_imm_cand): Likewise.
7470 (create_add_ssa_cand): Likewise.
7471 (create_add_imm_cand): Likewise.
7472 (legal_cast_p_1): Change interface to accept types rather than the
7473 expressions having those types.
7474 (legal_cast_p): Pass types to legal_cast_p_1.
7475 (slsr_process_cast): Pass stride type to
7476 alloc_cand_and_find_basis.
7477 (slsr_process_copy): Likewise.
7478 (dump_candidate): Display stride type when a cast exists.
7479 (create_add_on_incoming_edge): Introduce a cast when necessary for
7481 (analyze_increments): Change the code checking for invalid casts
7482 to rely on the stride type, and update the documentation and
7483 example. Change the code checking for pointer multiplies to rely
7485 (insert_initializers): Introduce a cast when necessary for the
7486 stride type. Use the stride type for the type of the initializer.
7488 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7490 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
7492 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7494 PR rtl-optimization/77919
7495 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
7496 into memory if both modes are complex and their inner modes have the
7497 same precision. If the two modes are different complex modes, convert
7498 each part separately and generate a new CONCAT.
7500 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7502 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
7504 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7507 * gimple-ssa-store-merging.c
7508 (imm_store_chain_info::output_merged_store): Use build_aligned_type
7509 instead of SET_TYPE_ALIGN on shared integral type.
7511 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7513 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7514 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
7517 2016-10-28 Jeff Law <law@redhat.com>
7519 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
7520 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
7522 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7524 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
7526 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7528 * target.def (min_arithmetic_precision): New hook.
7529 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
7530 * doc/tm.texi: Regenerate.
7531 * internal-fn.c (expand_arith_overflow): Adjust handling of target
7532 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
7533 * targhooks.c (default_min_arithmetic_precision): New function.
7534 * targhooks.h (default_min_arithmetic_precision): Declare.
7535 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
7536 (sparc_min_arithmetic_precision): New function.
7538 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7541 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
7542 Swap commutative operands in new RTL if needed. Handle zero_ext
7544 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
7547 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7548 Kugan Vivekanandarajah <kuganv@linaro.org>
7549 Jim Wilson <jim.wilson@linaro.org>
7551 PR tree-optimization/43721
7552 * target.def: New hook expand_divmod_libfunc.
7553 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
7554 * doc/tm.texi: Regenerate.
7555 * internal-fn.def: Add new entry for DIVMOD ifn.
7556 * internal-fn.c (expand_DIVMOD): New.
7557 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
7559 (widen_mul_stats): Add new field divmod_calls_inserted.
7560 (target_supports_divmod_p): New.
7561 (divmod_candidate_p): Likewise.
7562 (convert_to_divmod): Likewise.
7563 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
7564 renumber_gimple_stmt_uids at beginning of function. Call
7565 convert_to_divmod and record stats for divmod.
7566 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
7567 TARGET_EXPAND_DIVMOD_LIBFUNC.
7568 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
7571 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7572 Segher Boessenkool <segher@kernel.crashing.org>
7574 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
7575 swapping the arms of the branch.
7576 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
7577 sequence for the generic signed-signed-signed case.
7579 2016-10-28 Jeff Law <law@redhat.com>
7581 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
7583 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7585 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7587 PR rtl-optimization/78029
7588 * function.c (prologue_contains, epilogue_contains): New functions.
7589 (record_prologue_seq, record_epilogue_seq): New functions.
7590 * function.h (prologue_contains, epilogue_contains,
7591 record_prologue_seq, record_epilogue_seq): New declarations.
7592 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
7593 mixing prologue and epilogue insns.
7594 (init_deps): Initialize the new fields in struct deps_desc.
7595 * sched-int.h (struct deps_desc): New fields last_prologue,
7596 last_epilogue, and last_logue_was_epilogue.
7597 * shrink-wrap.c (emit_common_heads_for_components): Record all
7598 emitted prologue and epilogue insns.
7599 (emit_common_tails_for_components): Ditto.
7600 (insert_prologue_epilogue_for_components): Ditto.
7602 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7605 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
7606 * common.opt (fstore-merging): New Optimization option.
7607 * opts.c (default_options_table): Add entry for
7608 OPT_ftree_store_merging.
7609 * fold-const.h (can_native_encode_type_p): Declare prototype.
7610 * fold-const.c (can_native_encode_type_p): Define.
7611 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
7612 (PARAM_MAX_STORES_TO_MERGE): Likewise.
7613 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
7614 * passes.def: Insert pass_tree_store_merging.
7615 * tree-pass.h (make_pass_store_merging): Declare extern
7617 * gimple-ssa-store-merging.c: New file.
7618 * doc/invoke.texi (Optimization Options): Document
7620 (--param documentation): Document store-merging-allow-unaligned
7621 and max-stores-to-merge.
7623 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
7626 * gimplify.c (gimplify_init_constructor): Move emit of constructor
7627 assignment to earlier in the if/else logic.
7629 2016-10-28 Richard Biener <rguenther@suse.de>
7633 * fold-const.c (make_bit_field_ref): Only adjust alias set
7634 when the original alias set was zero.
7636 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7638 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
7639 (s390_adjust_loops): New function.
7640 (s390_reorg): Invoke s390_adjust_loops.
7641 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
7642 ("osc_break"): New insn definition.
7644 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7646 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
7647 * config.gcc: Support alternate archXX cpu levels with
7648 --with-arch= and --with-tune=.
7649 * config/s390/linux.h: Translate new archXX cpu levels to the
7650 original names when calling GAS.
7651 * config/s390/tpf.h: Likewise.
7652 * doc/invoke.texi: Document the alternate cpu level names.
7654 2016-10-28 Jakub Jelinek <jakub@redhat.com>
7656 PR rtl-optimization/77919
7657 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
7658 MEM if mode1 is not a complex mode.
7660 PR rtl-optimization/78132
7661 * ree.c (combine_reaching_defs): Give up if copy_needed and
7662 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
7664 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
7666 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
7668 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7670 * config/rs6000/constraints.md (wH constraint): Add new
7671 constraints for allowing 32-bit integers (and eventually 8/16-bit
7672 integers) into the vector registers.
7673 (wI constraint): Likewise.
7674 (wJ constraint): Likewise.
7675 (wK constraint): Likewise.
7676 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
7677 -mvsx-small-integer as a default option for ISA 2.07
7679 (POWERPC_MASKS): Likewise.
7680 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
7681 switch to turn off small integer support in vector registers.
7682 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
7683 test for -mupper-regs-di, since it is already done with the
7684 reg_add[mode].scalar_in_vsx_p. Add support for the switch
7685 -mvsx-small-integer.
7686 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
7688 (rs6000_setup_reg_addr_masks): Likewise.
7689 (rs6000_init_hard_regno_mode_ok): Likewise.
7690 (rs6000_option_override_internal): Add consistency checks for
7691 -mvsx-small-integer.
7692 (rs6000_secondary_reload_simple_move): SImode is a simple move if
7693 -mvsx-small-integer.
7694 (rs6000_secondary_reload): Use std::swap.
7695 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
7696 VSX_REGS for small integers in vector registers, since there is no
7697 D-FORM address mode for such types.
7698 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
7699 (rs6000_opt_masks): Add -mvsx-small-integer.
7700 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
7702 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
7703 extracts can be done on ISA 2.07.
7704 (vsx_extract_<mode>): Add support for small integers in vsx
7706 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
7707 longer support V4SImode in this pattern.
7708 (vsx_extract_si): New insn to support extraction of SImode in ISA
7709 2.07 using either xxextractuw or vspltw.
7710 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
7711 longer support V4SImode in this pattern.
7712 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
7713 wJ, and wK constraints.
7714 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
7715 storing SDmode with VSX instructions.
7716 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
7717 GPR load and before the FPR and VSX loads. Remove ??, ! from the
7718 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
7719 small integers in vector registers.
7720 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
7721 load and before the FPR and VSX loads. Remove ??, ! from the
7722 constraints. Add VEXTSW2D support for small integers in vector
7724 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
7725 integers in vector registers.
7726 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
7727 move instead of using an UNSPEC.
7728 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
7729 integers in vector registers.
7730 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
7731 move instead of using an UNSPEC.
7732 (movsi_internal1): Add support for -mvsx-small-integer. Align
7733 columns so that it is more readable.
7734 (SImode splitter for ISA 3.0 constants): Add splitter for
7735 -128..127 constants that can easily be constructed on ISA 3.0.
7736 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
7739 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7742 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
7745 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
7747 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
7748 PIC_OFFSET_TABLE_REGNUM twice.
7750 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7752 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
7753 support for constant operand for OP.
7755 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7757 * dwarf2out.c (gen_member_die): Only reparent_child instead of
7758 splice_child_die if child doesn't have DW_AT_specification attribute.
7760 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7762 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
7763 (TARGET_HAVE_LDREXBH): Likewise.
7764 (TARGET_HAVE_LDACQ): Likewise.
7766 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7768 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
7769 logic to to decide whether to copy over old value to register for new
7771 * config/arm/sync.md: Add comments explaning why mode and code
7772 attribute are not defined in iterators.md
7773 (thumb1_atomic_op_str): New code attribute.
7774 (thumb1_atomic_newop_str): Likewise.
7775 (thumb1_atomic_fetch_op_str): Likewise.
7776 (thumb1_atomic_fetch_newop_str): Likewise.
7777 (thumb1_atomic_fetch_oldop_str): Likewise.
7778 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
7779 mirror the more restrictive constraints of the Thumb-1 insns after
7780 split compared to Thumb-2 counterpart insns.
7781 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
7782 in sync with non atomic version.
7783 (atomic_nand<mode>): Likewise.
7784 (atomic_fetch_<sync_optab><mode>): Likewise.
7785 (atomic_fetch_nand<mode>): Likewise.
7786 (atomic_<sync_optab>_fetch<mode>): Likewise.
7787 (atomic_nand_fetch<mode>): Likewise.
7788 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
7789 in sync with atomic version.
7790 (thumb1_subsi3_insn): Likewise.
7791 (thumb1_andsi3_insn): Likewise.
7792 (thumb1_iorsi3_insn): Likewise.
7793 (thumb1_xorsi3_insn): Likewise.
7795 2016-10-27 Nick Clifton <nickc@redhat.com>
7797 * plugin.c (register_plugin_info): Produce an error message if the
7798 plugin is not found in the hash table.
7800 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7802 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
7805 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
7808 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
7809 define builtin functions from the bdesc_spe_predicates or
7810 bdesc_spe_evsel arrays if the builtin mask is not compatible with
7811 the current compiler configuration.
7812 (paired_init_builtins): Modify loop to not define define builtin
7813 functions from the bdesc_paried_preds array if the builtin mask is
7814 not compatible with the current compiler configuration.
7815 (altivec_init_builtins): Modify loops to not define the
7816 __builtin_altivec_stxvl function nor the builtin functions from
7817 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
7818 builtin mask is not compatible with the current compiler
7821 2016-10-26 Jeff Law <law@redhat.com>
7823 * config/sh/sh.c (output_branch): Add missing fallthru comments.
7824 (gen_shl_and): Likewise.
7825 * config/sh/sh.md (movsicc): Add missing fallthru comments.
7827 * config/mips/mips.c (mips16_constant_cost): Add missing
7829 (mips16_build_call_stub): Increase buffer size. Adjust
7832 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7834 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
7835 INSN_UIDs for all insns in compact mode.
7836 (rtx_writer::print_rtx): Likewise.
7837 * print-rtl.h (rtx_writer::flag_compact): Update comment.
7838 * rtl-tests.c (selftest::test_dumping_insns): Update expected
7839 output to include INSN_UID.
7840 (selftest::test_uncond_jump): Likewise.
7842 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
7844 * haifa-sched.c (call_used_regs_num): Rename to...
7845 (call_saved_regs_num): ...this.
7846 (fixed_regs_num): New variable.
7847 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
7849 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
7851 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7853 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
7855 * print-rtl.c (outfile): Delete global.
7856 (sawclose): Likewise.
7858 (in_call_function_usage): Likewise.
7859 (flag_compact): Likewise.
7860 (flag_simple): Likewise.
7861 (rtx_writer::rtx_writer): New ctor.
7862 (print_rtx_operand_code_0): Convert to...
7863 (rtx_writer::print_rtx_operand_code_0): ...this.
7864 (print_rtx_operand_code_e): Convert to...
7865 (rtx_writer::print_rtx_operand_code_e): ...this.
7866 (print_rtx_operand_codes_E_and_V): Convert to...
7867 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
7868 (print_rtx_operand_code_i): Convert to...
7869 (rtx_writer::print_rtx_operand_code_i): ...this.
7870 (print_rtx_operand_code_r): Convert to...
7871 (rtx_writer::print_rtx_operand_code_r): ...this.
7872 (print_rtx_operand_code_u): Convert to...
7873 (rtx_writer::print_rtx_operand_code_u): ...this.
7874 (print_rtx_operand): Convert to...
7875 (rtx_writer::print_rtx_operand): ...this.
7876 (print_rtx): Convert to...
7877 (rtx_writer::print_rtx): ...this.
7878 (print_inline_rtx): Rewrite in terms of class rtx_writer.
7879 (debug_rtx): Likewise.
7880 (print_rtl): Convert to...
7881 (rtx_writer::print_rtl): ...this.
7882 (print_rtl): Reimplement in terms of class rtx_writer.
7883 (print_rtl_single): Rewrite in terms of class rtx_writer.
7884 (print_rtl_single_with_indent): Convert to..
7885 (rtx_writer::print_rtl_single_with_indent): ...this.
7886 (print_simple_rtl): Rewrite in terms of class rtx_writer.
7887 * print-rtl.h (flag_compact): Delete decl.
7888 (class rtx_writer): New class.
7889 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
7892 2016-10-26 Jeff Law <law@redhat.com>
7894 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
7897 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
7898 (check_if_valid_sleep_operand): Add missing fallthru comment.
7899 (arc_register_move_cost): Increase buffer size.
7900 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
7902 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
7904 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
7905 comment. Add gcc_unreachable for path that should never happen.
7907 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
7910 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7911 Martin Liska <mliska@suse.cz>
7914 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
7915 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
7916 on outer context if any.
7918 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7920 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
7921 by increment rather than double it.
7922 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
7923 emit a space before args[4].
7924 (END): Don't emit a space before with_arg.
7926 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7928 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
7929 Baseline only alternatives to (i) hold store atomic success value in a
7930 return register rather than a scratch register, (ii) use a low register
7931 for it and to (iii) ensure the cbranchsi insn generated by the split
7932 respect the constraints of Thumb-1 cbranchsi4_insn and
7934 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
7935 constraints must match those in atomic_compare_and_swap.
7936 (cbranchsi4_scratch): Likewise.
7938 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7940 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
7941 variable. Add the new parameter to the insn generator. Set that
7942 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
7943 return value from the negation of that parameter for Thumb-1, keeping
7944 the logic unchanged otherwise except for using bdst as the destination
7945 register of the compare_and_swap insn.
7946 (arm_split_compare_and_swap): Add explanation about how is the value
7947 returned to the function comment. Rename scratch variable to
7948 neg_bval. Adapt initialization of variables holding operands to the
7949 new operand numbers. Use return register to hold result of store
7950 exclusive for Thumb-1, scratch register otherwise. Construct the
7951 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
7952 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
7953 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
7954 for strongly ordered compare_and_swap.
7955 * config/arm/predicates.md (cc_register_operand): New predicate.
7956 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
7957 match_operand with the new predicate to accept either the CC flag or a
7958 destination register for the boolean return value, restricting it to
7959 CC flag only via constraint. Adapt operand numbers accordingly.
7961 2016-10-26 Jeff Law <law@redhat.com>
7963 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
7965 * config/frv/frv.c (comparison_string): Do not fall through after
7968 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
7970 (expand_one_builtin): Add missing break.
7972 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
7973 (m32c_legitimate_address_p): Likewise.
7975 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
7977 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
7979 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
7982 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
7985 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
7987 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
7989 (rl78_asm_ctor_dtor): Increase buffer size.
7991 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
7993 (xstormy16_asm_output_constructor): Likewise.
7995 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
7998 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
7999 comment to silence warning.
8001 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
8002 (spu_legitimate_address_p): Fix logic error and add missing fallthru
8005 2016-10-26 Michael Matz <matz@suse.de>
8007 PR tree-optimization/78060
8008 PR tree-optimization/78061
8009 PR tree-optimization/78088
8010 * tree-ssa-loop-split.c (easy_exit_values): New function.
8011 (tree_ssa_split_loops): Use it.
8012 (compute_new_first_bound): Change order of operations,
8013 fix invalid use of types.
8015 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
8017 gen-pass-instances.awk is sensitive to the order in which
8018 passes are added; passes that appear later have to be added first.
8022 * config/avr/avr-passes.def: Swap order of directives for
8023 gen-pass-instances.awk.
8025 2016-10-25 Jeff Law <law@redhat.com>
8027 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
8028 (vax_notice_update_cc): Likewise.
8030 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
8032 * config.gcc (sparc*-*-solaris2*): Adjust.
8033 (sparc64-*-linux*): Likewise.
8034 * config/sparc/default-64.h: Rename to...
8035 * config/sparc/default64.h: ...this.
8036 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
8038 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
8039 * config/sparc/sparc.h: Minor tweaks.
8040 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
8041 TARGET_ARCH32 throughout. Minor various tweaks throughout.
8043 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8045 * input.c (fcache::file_patch): Add comment about lifetime.
8046 (selftest::cpp_reader_ptr): New class.
8047 (selftest::lexer_test): Convert m_parser from cpp_reader *
8048 to a cpp_reader_ptr, and move m_tempfile to after it.
8049 (selftest::lexer_test::lexer_test): Update for above reordering.
8050 (lexer_test::~lexer_test): Move cleanup of m_parser to
8051 cpp_reader_ptr's dtor.
8053 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8055 * toplev.c (toplev::main): Remove call to
8056 location_adhoc_data_fini.
8058 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
8060 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
8061 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
8063 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8065 * ggc-tests.c (forcibly_ggc_collect): Rename to...
8066 (selftest::forcibly_ggc_collect): ...this, and remove "static".
8067 (test_basic_struct): Update for above renaming.
8068 (test_length): Likewise.
8069 (test_union): Likewise.
8070 (test_finalization): Likewise.
8071 (test_deletable_global): Likewise.
8072 (test_inheritance): Likewise.
8073 (test_chain_next): Likewise.
8074 (test_user_struct): Likewise.
8075 (test_tree_marking): Likewise.
8076 * selftest-run-tests.c (selftest::run_tests): Call
8077 selftest::forcibly_ggc_collect at the end of the selftests.
8078 * selftest.h (selftest::forcibly_ggc_collect): New decl.
8080 2016-10-25 Jakub Jelinek <jakub@redhat.com>
8083 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
8084 * optabs.c (expand_vec_cond_expr): For comparison codes
8085 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
8086 (expand_vec_cmp_expr): For comparison codes
8087 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
8088 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
8089 Add enum tree_code argument.
8090 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
8092 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
8093 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
8095 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
8096 NE_EXPR, attempt to use vcondeq_optab as fallback.
8097 * tree-vect-generic.c (expand_vector_comparison,
8098 expand_vector_divmod, expand_vector_condition): Adjust
8099 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
8100 * tree-vect-stmts.c (vectorizable_condition,
8101 vectorizable_comparison): Likewise.
8102 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
8103 check_bool_pattern, search_type_for_mask_1): Likewise.
8104 * expr.c (do_store_flag): Likewise.
8105 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
8106 @code{vcondeq@var{m}@var{n}}): Document.
8107 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
8110 2016-10-25 Jeff Law <law@redhat.com>
8112 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
8114 (v850_output_aligned_bss): Add missing break.
8116 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
8118 2016-10-25 Martin Liska <mliska@suse.cz>
8121 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
8122 statements as they can also contain possibly a freeing call.
8124 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
8125 Martin Liska <mliska@suse.cz>
8128 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
8129 * ipa-icf.c (sem_function::get_hash): Add target optimization
8132 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
8135 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
8136 Remove partial overlap check for shift by 1.
8137 (ashldi3_neon): Likewise.
8139 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
8141 * config/arm/constraints.md (Q constraint): Document its use for
8143 (Pf constraint): New constraint for relaxed, consume or relaxed memory
8145 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
8146 alternatives to allow any register when memory model matches Pf and
8147 thus lda is used, but only low registers otherwise. Use unpredicated
8148 output template for Thumb-1 targets.
8149 (atomic_store<mode>): Likewise for stl.
8150 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
8151 whose output template does not have predication.
8152 (arm_load_acquire_exclusive<mode>): Likewise.
8153 (arm_load_exclusivesi): Likewise.
8154 (arm_load_acquire_exclusivesi): Likewise.
8155 (arm_store_release_exclusive<mode>): Likewise.
8156 (arm_store_exclusive<mode>): Use unpredicated output template for
8159 2016-10-25 Jakub Jelinek <jakub@redhat.com>
8161 * internal-fn.def (LAUNDER): New internal function.
8162 * internal-fn.c (expand_LAUNDER): New function.
8164 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
8165 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
8167 New avr target pass to work around performance loss by PR fix.
8171 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
8172 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
8173 * config/avr/predicates.md (extend_operator): New.
8174 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
8175 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
8176 (make_avr_pass_casesi): New prototypes.
8177 * config/avr/avr.c (print-rtl.h): Include it.
8178 (pass_data avr_pass_data_casesi): Data for new pass.
8179 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
8180 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
8181 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
8182 (avr_optimize_casesi): New functions.
8184 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
8185 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
8189 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
8191 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8193 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
8194 DW_AT_rvalue_reference attributes.
8196 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
8198 * doc/invoke.text (Wint-in-bool-context): Update documentation.
8199 * value-prof.c (stringop_block_profile): Fix a warning.
8201 2016-10-24 Martin Sebor <msebor@redhat.com>
8204 * builtins.c (string_length): New function.
8205 (c_strlen): Use string_length. Correctly handle wide strings.
8206 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
8208 (target_int_max): Call target_max_value.
8209 (format_result::knownrange): New data member.
8210 (fmtresult::fmtresult): Define default constructor.
8211 (format_integer): Use it and set format_result::knownrange.
8212 Handle global constants.
8213 (format_floating_max): Add third argument.
8214 (format_floating): Recompute maximum value for %a for each argument.
8215 (get_string_length): Use fmtresult default ctor.
8216 (format_string): Set format_result::knownrange.
8217 (format_directive): Check format_result::knownrange.
8218 (add_bytes): Same. Correct caret placement in diagnostics.
8219 (pass_sprintf_length::compute_format_length): Set
8220 format_result::knownrange.
8221 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
8223 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8225 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
8226 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
8228 2016-10-24 Ximin Luo <infinity0@pwned.gg>
8231 * dwarf2out.c (file_table_relative_p): Remove.
8232 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
8233 also for absolute paths.
8234 * doc/tm.texi: Update.
8235 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
8236 * target.def (force_at_comp_dir): Remove hook.
8237 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
8239 2016-10-24 Richard Biener <rguenther@suse.de>
8241 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
8242 backedges when identifying the single predecessor to take
8243 conditional info from. Use SCEV to get at ranges for loop IVs.
8244 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
8245 avoid false warning.
8247 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
8250 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
8251 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
8252 (avr_address_tiny_absdata_p): New static function.
8253 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
8254 it to determine validity of constant addresses.
8255 (avr_attribute_table) [absdata]: New variable attribute...
8256 (avr_handle_absdata_attribute): ...and handler.
8257 (avr_decl_absdata_p): New static function.
8258 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
8259 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
8260 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
8262 2016-10-24 Richard Biener <rguenther@suse.de>
8264 PR tree-optimization/78076
8265 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
8266 also on the loop tree root.
8268 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8270 * config/i386/i386.c (ix86_fold_builtin): Handle
8271 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
8272 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8273 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
8274 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8276 2016-10-24 Martin Liska <mliska@suse.cz>
8279 * opts.c (finish_options): Skip conditionally.
8281 2016-10-23 Martin Sebor <msebor@redhat.com>
8284 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
8285 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
8287 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
8289 * config/sparc/sparc.md (cpu_feature): Minor tweak.
8290 (enabled): Likewise.
8291 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
8292 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
8293 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
8294 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
8295 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
8296 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
8298 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
8300 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
8301 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
8303 2016-10-21 Andrew Pinski <apinski@cavium.com>
8305 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
8307 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
8308 implementer_id to unsigned char.
8309 Change part_no to unsigned int.
8310 (AARCH64_BIG_LITTLE): New define.
8311 (INVALID_IMP): New define.
8312 (INVALID_CORE): New define.
8313 (cpu_data): Change the last element's implementer_id and part_no to
8315 (valid_bL_string_p): Rewrite to ..
8316 (valid_bL_core_p): this for integers instead of strings.
8317 (parse_field): New function.
8318 (contains_string_p): Rewrite to ...
8319 (contains_core_p): this for integers and only for the part_no.
8320 (host_detect_local_cpu): Rewrite handling of implementation and
8321 par num to be integers; simplifying the code.
8323 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8325 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
8326 value range for pointers in more cases.
8328 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
8330 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
8331 Add extra argument to allow emitting the move immediate.
8332 Use add/sub with positive immediate.
8333 (aarch64_add_constant): Add inline function.
8334 (aarch64_add_sp): Likewise.
8335 (aarch64_sub_sp): Likewise.
8336 (aarch64_expand_prologue): Call aarch64_sub_sp.
8337 (aarch64_expand_epilogue): Call aarch64_add_sp.
8338 Decide when to leave out move.
8339 (aarch64_output_mi_thunk): Call aarch64_add_constant.
8341 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
8343 * config/aarch64/aarch64.c (aarch64_layout_frame):
8344 Align FP callee-saves.
8346 2016-10-21 Jakub Jelinek <jakub@redhat.com>
8348 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
8349 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
8351 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
8352 _rdseed64_step): Likewise.
8353 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
8356 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
8357 and tree-ssanames.h.
8358 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
8359 with INTEGER_CST argument.
8360 (ix86_gimple_fold_builtin): New function.
8361 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
8363 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
8364 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
8365 (ranges_table_allocated, ranges_table_in_use,
8366 ranges_by_label_allocated, ranges_by_label_in_use,
8367 RANGES_TABLE_INCREMENT): Removed.
8368 (add_ranges_num): Use vec_safe_push into ranges_table.
8369 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
8370 (output_ranges): Adjust for ranges_table and ranges_by_label
8371 conversion from arrays to vec.
8372 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
8373 conversion from arrays to vec.
8374 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
8375 ranges_table_in_use, ranges_by_label_allocated and
8376 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
8378 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
8379 if needed. Re-add origin_die variable and its initialization.
8381 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
8382 even for -fstack-reuse=none, or for volatile vars etc.
8384 2016-10-21 David Malcolm <dmalcolm@redhat.com>
8386 * print-rtl-function.c (flag_compact): Move extern decl to...
8387 * print-rtl.h (flag_compact): ...here.
8388 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
8389 (ASSERT_RTL_DUMP_EQ): New macro.
8390 (selftest::test_dumping_regs): New function.
8391 (selftest::test_dumping_insns): New function.
8392 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
8394 (selftest::rtl_tests_c_tests): Call the new test functions.
8396 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8398 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
8399 (outgoing_edges_match): Likewise.
8400 (try_crossjump_to_edge): Likewise.
8401 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
8402 (rtl_tidy_fallthru_edge): Likewise.
8403 * rtl.h (tablejump_p): Adjust prototype.
8404 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
8406 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8408 * rtl.h (label_ref_label): New function.
8409 (set_label_ref_label): New function.
8410 (LABEL_REF_LABEL): Delete.
8411 * alias.c (rtx_equal_for_memref_p): Adjust.
8412 * cfgbuild.c (make_edges): Likewise.
8413 (purge_dead_tablejump_edges): Likewise.
8414 * cfgexpand.c (convert_debug_memory_address): Likewise.
8415 * cfgrtl.c (patch_jump_insn): Likewise.
8416 * combine.c (distribute_notes): Likewise.
8417 * cse.c (hash_rtx_cb): Likewise.
8418 (exp_equiv_p): Likewise.
8419 (fold_rtx): Likewise.
8420 (check_for_label_ref): Likewise.
8421 * cselib.c (rtx_equal_for_cselib_1): Likewise.
8422 (cselib_hash_rtx): Likewise.
8423 * emit-rtl.c (mark_label_nuses): Likewise.
8424 * explow.c (convert_memory_address_addr_space_1): Likewise.
8425 * final.c (output_asm_label): Likewise.
8426 (output_addr_const): Likewise.
8427 * gcse.c (add_label_notes): Likewise.
8428 * genconfig.c (walk_insn_part): Likewise.
8429 * genrecog.c (validate_pattern): Likewise.
8430 * ifcvt.c (cond_exec_get_condition): Likewise.
8431 (noce_emit_store_flag): Likewise.
8432 (noce_get_alt_condition): Likewise.
8433 (noce_get_condition): Likewise.
8434 * jump.c (maybe_propagate_label_ref): Likewise.
8435 (mark_jump_label_1): Likewise.
8436 (redirect_exp_1): Likewise.
8437 (rtx_renumbered_equal_p): Likewise.
8438 * lra-constraints.c (operands_match_p): Likewise.
8439 * print-rtl.c (print_value): Likewise.
8440 * reload.c (find_reloads): Likewise.
8441 * reload1.c (set_label_offsets): Likewise.
8442 * reorg.c (get_branch_condition): Likewise.
8443 * rtl-tests.c (test_uncond_jump): Likewise.
8444 * rtl.c (rtx_equal_p_cb): Likewise.
8445 (rtx_equal_p): Likewise.
8446 * rtlanal.c (reg_mentioned_p): Likewise.
8447 (rtx_referenced_p): Likewise.
8448 (get_condition): Likewise.
8449 * varasm.c (const_hash_1): Likewise.
8450 (compare_constant): Likewise.
8451 (const_rtx_hash_1): Likewise.
8452 (output_constant_pool_1): Likewise.
8454 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8457 * reload.c (find_valid_class_1): Allow regclass if atleast one
8458 regno in regclass is ok. Compute and use rclass size based on
8459 actually available regnos for mode in rclass.
8461 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
8463 * config/sparc/sparc-modes.def (CCV): New.
8465 * config/sparc/predicates.md (v_comparison_operator): New.
8466 (icc_comparison_operator): Add support for CCV/CCXV.
8467 (xcc_comparison_operator): Likewise.
8468 * config/sparc/sparc.c (output_cbranch): Likewise.
8469 (sparc_print_operand): Likewise.
8470 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8471 (uaddvdi4): New expander.
8472 (addvdi4): Likewise.
8473 (uaddvdi4_sp32): New instruction.
8474 (addvdi4_sp32): Likewise.
8475 (uaddvsi4): New expander.
8476 (addvsi4): Likewise.
8477 (cmp_ccc_plus_sltu_set): New instruction.
8478 (cmp_ccv_plus): Likewise.
8479 (cmp_ccxv_plus): Likewise.
8480 (cmp_ccv_plus_set): Likewise.
8481 (cmp_ccxv_plus_set): Likewise.
8482 (cmp_ccv_plus_sltu_set): Likewise.
8483 (uaddvdi4): New expander.
8484 (subvdi4): Likewise.
8485 (usubdi4_sp32): New instruction.
8486 (subvdi4_sp32): Likewise.
8487 (usubvsi4): New expander.
8488 (subvsi4): Likewise.
8489 (cmpsi_minus_sltu_set): New instruction.
8490 (cmp_ccv_minus): Likewise.
8491 (cmp_ccxv_minus): Likewise.
8492 (cmp_ccv_minus_set): Likewise.
8493 (cmp_ccxv_minus_set): Likewise.
8494 (cmp_ccv_minus_sltu_set): Likewise.
8495 (unegvdi3): New expander.
8496 (negvdi3): Likewise.
8497 (unegdi3_sp32): New instruction.
8498 (negvdi3_sp32): Likewise.
8499 (unegvsi3): New expander.
8500 (negvsi3): Likewise.
8501 (cmp_ccc_neg_sltu_set): New instruction.
8502 (cmp_ccv_neg): Likewise.
8503 (cmp_ccxv_neg): Likewise.
8504 (cmp_ccv_neg_set): Likewise.
8505 (cmp_ccxv_neg_set): Likewise.
8506 (cmp_ccv_neg_sltu_set): Likewise.
8508 * tree-ssa-loop-split.c: Remove trailing spaces.
8509 * match.pd: Likewise.
8511 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8513 PR rtl-optimization/78038
8514 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
8515 be deduced to set REG through the RTL structure.
8516 (make_defs_and_copies_lists): Return false on a failing get_defs call.
8518 2016-10-21 Richard Biener <rguenther@suse.de>
8520 PR tree-optimization/78051
8521 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
8522 and mark replaced if folding did something.
8524 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
8526 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
8527 and "protected" in visibility types.
8528 (rs6000_xcoff_declare_function_name): Fix formatting.
8529 (rs6000_xcoff_declare_object_name): Fix formatting.
8531 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
8533 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
8534 and IX86_BUILTIN_HUGE_VALQ here ...
8535 (ix86_expand_builtin): ... not here.
8537 2016-10-20 Jakub Jelinek <jakub@redhat.com>
8539 * doc/gty.texi (for_user): Use @item next to @findex.
8541 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
8544 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
8545 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
8546 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
8547 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
8548 __builtin_ia32_lzcnt_u16.
8549 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
8550 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
8551 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
8552 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
8553 (bmi_tzcnt_<mode>): New expander.
8554 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8555 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
8556 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
8557 (lzcnt_<mode>): New expander.
8558 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8559 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
8560 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
8561 (UINT64_FTYPE_UINT64): New.
8562 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
8563 (__builtin_ia32_lzcnt_u16): New description.
8564 (__builtin_ia32_lzcnt_u32): Ditto.
8565 (__builtin_ia32_lzcnt_u64): Ditto.
8566 (__builtin_ctzs): Remove description.
8567 (__builtin_ia32_tzcnt_u16): New description.
8568 (__builtin_ia32_tzcnt_u32): Ditto.
8569 (__builtin_ia32_tzcnt_u64): Ditto.
8570 * config/i386/i386.c (ix86_expand_args_builtin): Handle
8571 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
8573 2016-10-20 Martin Liska <mliska@suse.cz>
8576 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
8577 comparison with STMT_UID_NOT_IN_RANGE.
8578 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
8581 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
8583 * compare-elim.c (conforming_compare): Accept UNSPECs.
8584 (find_comparison_dom_walker::before_dom_children): Deal with
8585 instructions both using and killing the flags register.
8586 (equivalent_reg_at_start): New function extracted from...
8587 (try_eliminate_compare): ...here. Use it and add support for
8588 registers and UNSPECs as second operand of the compare.
8589 * config/visium/visium-modes.def (CCV): New.
8590 * config/visium/predicates.md (visium_v_comparison_operator): New.
8591 (visium_branch_operator): Deal with CCV mode.
8592 * config/visium/visium.c (visium_select_cc_mode): Likewise.
8593 (output_cbranch): Likewise.
8594 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8595 (uaddv<mode>4): New expander.
8596 (addv<mode>4): Likewise.
8597 (add<mode>3_insn_set_carry): New instruction.
8598 (add<mode>3_insn_set_overflow): Likewise.
8599 (addsi3_insn_set_overflow): Likewise.
8600 (usubv<mode>4): New expander.
8601 (subv<mode>4): Likewise.
8602 (sub<mode>3_insn_set_carry): New instruction.
8603 (sub<mode>3_insn_set_overflow): Likewise.
8604 (subsi3_insn_set_overflow): Likewise.
8605 (unegv<mode>3): New expander.
8606 (negv<mode>3): Likewise.
8607 (neg<mode>2_insn_set_overflow): New instruction.
8608 (addv_tst<mode>): Likewise.
8609 (subv_tst<mode>): Likewise.
8610 (negv_tst<mode>): Likewise.
8611 (cbranch<mode>4_addv_insn): New splitter and instruction.
8612 (cbranch<mode>4_subv_insn): Likewise.
8613 (cbranch<mode>4_negv_insn): Likewise.
8615 2016-10-20 Richard Biener <rguenther@suse.de>
8617 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
8618 Handle decls possibly not bound.
8619 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
8620 nothing_id for decls that might not be bound if we are interested
8622 (get_constraint_for_component_ref): Deal with that.
8624 2016-10-20 Michael Matz <matz@suse.de>
8627 * common.opt (-fsplit-loops): New flag.
8628 * passes.def (pass_loop_split): Add.
8629 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
8630 (enable_fdo_optimizations): Add loop splitting.
8631 * timevar.def (TV_LOOP_SPLIT): Add.
8632 * tree-pass.h (make_pass_loop_split): Declare.
8633 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
8634 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
8635 * tree-ssa-loop-split.c: New file.
8636 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
8637 * doc/invoke.texi (fsplit-loops): Document.
8638 * doc/passes.texi (Loop optimization): Add paragraph about loop
8641 2016-10-20 Richard Biener <rguenther@suse.de>
8643 * cgraphunit.c (analyze_functions): Set node->definition to
8644 false to signal symbol removal to debug_hooks->late_global_decl.
8645 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
8646 WPA signal symbol removal to the debuginfo machinery.
8647 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
8648 using early_finised to guard the we're called for symbol
8649 removal case look at the symtabs definition flag.
8650 (gen_variable_die): Remove redundant check.
8652 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8654 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
8656 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8658 PR tree-optimization/53979
8659 * match.pd ((a ^ b) | a -> a | b): New pattern.
8661 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
8663 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
8664 config/pa/pa64-hpux-lib.h.
8665 (PA_CRTBEGIN_HACK): Likewise.
8666 (DTOR_LIST_BEGIN): Likewise.
8668 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
8670 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
8671 register only if "in" and "out" are different registers.
8673 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
8675 * omp-low.c (pass_oacc_device_lower::gate): New method.
8676 (execute): Always call execute_oacc_device_lower.
8678 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8680 PR tree-optimization/77916
8681 PR tree-optimization/77937
8682 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
8684 (insert_initializers): Requirement of initializer for -1 should be
8685 based on pointer-typedness of the candidate basis.
8687 2016-10-19 Bin Cheng <bin.cheng@arm.com>
8689 PR tree-optimization/78005
8690 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
8691 upper (included) bound for niters of prolog loop.
8692 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
8693 Compute niters of scalar loop above which vectorized loop is
8694 preferred, as well as the upper (included) bound for the niters.
8695 (vect_do_peeling): Record niter bound for loops accordingly.
8697 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8700 * tree-core.h (enum tree_index): Put the complex types after their
8702 * tree-streamer.c (verify_common_node_recorded): New function.
8703 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
8705 2016-10-19 Martin Liska <mliska@suse.cz>
8707 * cgraph.h (cgraph_edge::binds_to_current_def_p):
8708 Replace NULL with false as a return value.
8710 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8712 PR tree-optimization/78024
8713 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
8714 don't clear BB_VISITED after processing.
8716 2016-10-19 Richard Biener <rguenther@suse.de>
8718 * domwalk.c (dom_walker::walk): Use RPO order.
8720 2016-10-19 Richard Biener <rguenther@suse.de>
8722 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
8724 (evrp_dom_walker::~evrp_dom_walker): Free it.
8725 (evrp_dom_walker::stmts_to_remove): Add.
8726 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
8727 whose output we fully propagate for removal. Propagate
8728 into BB destination PHI arguments.
8729 (execute_early_vrp): Remove queued stmts. Dump value ranges
8730 before stmt removal.
8732 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
8734 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
8735 * passes.def: Add two instances of pass_walloca.
8736 * tree-pass.h (make_pass_walloca): New.
8737 * gimple-ssa-warn-alloca.c: New file.
8738 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
8739 -Wvla-larger-than= options.
8741 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
8743 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
8744 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
8746 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
8748 * config/rs6000/altivec.h (vec_xl_len): New macro.
8749 (vec_xst_len): New macro.
8750 (vec_cmpnez): New macro.
8751 (vec_cntlz_lsbb): New macro.
8752 (vec_cnttz_lsbb): New macro.
8753 (vec_xlx): New macro.
8754 (vec_xrx): New macro.
8755 (vec_all_nez): New C++ predicate template.
8756 (vec_any_eqz): New C++ predicate template.
8757 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
8758 conditional compilation.
8759 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
8760 conditional compilation.
8761 (vec_all_nez): New macro.
8762 (vec_any_eqz): New macro.
8763 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
8765 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
8767 * config/rs6000/vector.md (VI): Moved this mode iterator
8768 definition from altivec.md to vector.md.
8769 (UNSPEC_NEZ_P): New value.
8770 (vector_ne_<mode>_p): New expansion for implementation of
8771 vec_all_ne and vec_any_eq built-in functions.
8772 (vector_nez_<mode>_p): New expansion for implementation of
8773 vec_all_nez and vec_any_eqz built-in functions.
8774 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
8775 and vec_any_eq built-in function.
8776 (cr6_test_for_zero): New commentary to explain this expansion.
8777 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
8778 (cr6_test_for_lt): New commentary to explain this expansion.
8779 (cr6_test_for_lt_reverse): New commentary to explain this
8781 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8782 overloaded function prototypes for vec_all_ne, vec_all_nez,
8783 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
8784 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
8786 (altivec_resolve_overloaded_builtin): Modify the handling of
8787 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
8788 the compiler is configured to support TARGET_P9_VECTOR.
8789 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
8790 to explain the special processing that is given to predicate
8791 built-ins introduced using this macro.
8792 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
8793 the special processing given to predicate built-ins introduced
8795 (BU_VSX_P): Likewise.
8796 (BU_P8V_AV_P): Likewise.
8797 (BU_P9V_AV_P): Likewise.
8798 (BU_P9V_AV_X): New macro.
8799 (BU_P9V_64BIT_AV_X): New macro.
8800 (BU_P9V_VSX_3): New macro.
8801 (BU_P9V_OVERLOAD_P): New macro.
8802 (LXVL): New BU_P9V_64BIT_VSX_2.
8803 (VEXTUBLX): New BU_P9V_AV_2.
8804 (VEXTUBRX): Likewise.
8805 (VEXTUHLX): Likewise.
8806 (VEXTUHRX): Likewise.
8807 (VEXTUWLX): Likewise.
8808 (VEXTUWRX): Likewise.
8809 (STXVL): New BU_P9V_64BIT_AV_X.
8810 (VCLZLSBB): New BU_P9V_AV_1.
8811 (VCTZLSBB): Likewise.
8812 (CMPNEB): New BU_P9V_AV_2.
8817 (VCMPNEB_P): New BU_P9V_AV_P.
8818 (VCMPNEH_P): Likewise.
8819 (VCMPNEW_P): Likewise.
8820 (VCMPNED_P): Likewise.
8821 (VCMPNEFP_P): Likewise.
8822 (VCMPNEDP_P): Likewise.
8823 (CMPNEZB): New BU_P9V_AV_2.
8824 (CMPNEZH): Likewise.
8825 (CMPNEZW): Likewise.
8826 (VCMPNEZB_P): New BU_P9V_AV_P.
8827 (VCMPNEZH_P): Likewise.
8828 (VCMPNEZW_P): Likewise.
8829 (LXVL): New BU_P9V_OVERLOAD_2.
8830 (STXVL): New BU_P9V_OVERLOAD_3.
8831 (VEXTULX): New BU_P9V_OVERLOAD_2.
8832 (VEXTURX): Likewise.
8834 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
8835 (VCMPNE_P): Likewise.
8836 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
8837 (VCTZLSBB): Likewise.
8838 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
8839 comment to explain mode used for scratch register.
8840 (altivec_expand_stxvl_builtin): New function.
8841 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
8842 (altivec_init_builtins): Add initialized variable
8843 void_ftype_v16qi_pvoid_long and use this type to define the
8844 built-in function __builtin_altivec_stxvl.
8845 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
8846 (UNSPEC_STXVL): New value.
8847 (UNSPEC_VCLZLSBB): New value.
8848 (UNSPEC_VCTZLSBB): New value.
8849 (UNSPEC_VEXTUBLX): New value.
8850 (UNSPEC_VEXTUHLX): New value.
8851 (UNSPEC_VEXTUWLX): New value.
8852 (UNSPEC_VEXTUBRX): New value.
8853 (UNSPEC_VEXTUHRX): New value.
8854 (UNSPEC_VEXTUWRX): New value.
8855 (UNSPEC_VCMPNEB): New value.
8856 (UNSPEC_VCMPNEZB): New value.
8857 (UNSPEC_VCMPNEH): New value.
8858 (UNSPEC_VCMPNEZH): New value.
8859 (UNSPEC_VCMPNEW): New value.
8860 (UNSPEC_VCMPNEZW): New value.
8861 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8862 vector of integer modes.
8863 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8864 vector of float or double modes.
8865 (*vector_nez_<mode>_p): New insn for vector test all not equal or
8867 (lxvl): New expand for load VSX vector with length.
8868 (*lxvl): New insn for load VSX vector with length.
8869 (stxvl): New expand for store VSX vector with length.
8870 (*stxvl): New insn for store VSX vector with length.
8871 (vcmpneb): New insn for vector of byte compare not equal.
8872 (vcmpnezb): New insn for vector of byte compare not equal or zero.
8873 (vcmpneh): New insn for vector of half word compare not equal.
8874 (vcmpnezh): New insn for vector of half word compare not equal or
8876 (vcmpnew): New insn for vector of word compare not equal.
8877 (vcmpne<VSs>): New insn for vector of float or double compare not
8879 (vcmpnezw): New insn for vector of word compare not equal or zero.
8880 (vclzlsbb): New insn for vector count leading zero
8881 least-significant bits byte.
8882 (vctzlsbb): New insn for vector count trailing zero least
8883 signficant bits byte.
8884 (vextublx): New insn for vector extract unsigned byte left
8886 (vextubrx): New insn for vector extract unsigned byte right
8888 (vextuhlx): New insn for vector extract unsigned half word left
8890 (vextuhrx): New insn for vector extract unsigned half word right
8892 (vextuwlx): New insn for vector extract unsigned word left
8894 (vextuwrx): New insn for vector extract unsigned word right
8896 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
8897 clarify intent of this constant.
8898 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
8899 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
8900 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
8901 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
8902 and vec_xrx functions.
8904 2016-10-18 Andrew Pinski <apinski@cavium.com>
8907 * predict.c (is_exit_with_zero_arg): New function.
8908 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
8911 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
8914 * config/i386/i386.c (legitimize_tls_address)
8915 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
8916 convert dest to Pmode if different than Pmode.
8918 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8920 PR tree-optimization/77916
8921 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
8922 stopgap fix, as pointers with -1 increment are still broken.
8924 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
8926 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
8927 mapping class decoration from here...
8928 (rs6000_xcoff_encode_section): ...to here.
8930 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
8931 if shrink-wrapping and optimizing for speed.
8933 2016-10-18 Richard Biener <rguenther@suse.de>
8935 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8936 not visited but non-executable predecessors. Return taken edge.
8937 Simplify conditions and refactor propagation vs. folding step.
8939 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
8941 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
8942 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
8943 (rs6000_get_separate_components): Assert we do not have those
8944 strategies selected.
8946 2016-10-18 Richard Biener <rguenther@suse.de>
8948 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
8949 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
8951 (substitute_and_fold_dom_walker): Adjust constructor.
8952 (substitute_and_fold_dom_walker::before_dom_children): Remove
8953 do_dce flag and handling (always true).
8954 (substitute_and_fold): Likewise.
8955 * tree-vrp.c (vrp_finalize): Adjust.
8956 (execute_early_vrp): Remove final BB_VISITED clearing.
8957 * tree-ssa-ccp.c (ccp_finalize): Adjust.
8958 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8959 * ira.c (ira): Call clear_bb_flags.
8961 2016-10-18 Richard Biener <rguenther@suse.de>
8963 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
8964 get at the operand to look at with TREE_OPERAND for generic
8967 2016-10-18 David Malcolm <dmalcolm@redhat.com>
8969 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
8971 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
8972 (write_test_expr): Use rtx_reader_ptr for calls to
8974 (write_attr_value): Likewise.
8975 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
8976 call to print_md_ptr_loc.
8977 (write_one_condition): Likewise for calls to print_c_condition.
8978 * genconstants.c: Include "statistics.h" and "vec.h".
8979 (main): Update for conversion to member functions.
8980 * genemit.c (emit_c_code): Use rtx_reader_ptr for
8981 call to print_md_ptr_loc.
8982 * genenums.c: Include "statistics.h" and "vec.h".
8983 (main): Update for conversion of traverse_enum_types to a method.
8984 * genmddeps.c: Include "statistics.h" and "vec.h".
8985 * genoutput.c (process_template): Use rtx_reader_ptr for call to
8987 * genpreds.c (write_predicate_subfunction): Likewise.
8988 (write_predicate_expr): Likewise for calls to print_c_condition.
8989 * genrecog.c (print_test): Likewise.
8990 * gensupport.c (process_rtx): Likewise for calls to
8991 copy_md_ptr_loc and join_c_conditions.
8992 (alter_test_for_insn): Likewise for call to join_c_conditions.
8993 (process_substs_on_one_elem): Likewise.
8994 (gen_mnemonic_setattr): Update for move of string_obstack to a
8995 field of rtx_reader.
8996 (mnemonic_htab_callback): Likewise. Fix formatting.
8997 (gen_mnemonic_attr): Likewise.
8998 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
8999 to print_c_condition.
9000 * read-md.c: Include "statistics.h" and "vec.h".
9001 (string_obstack): Convert this global to field "m_string_obstack"
9002 of class rtx_reader.
9003 (ptr_locs): Likewise, as "m_ptr_locs".
9004 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
9005 (joined_conditions): Likewise, as "m_joined_conditions".
9006 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
9007 (md_constants): Likewise, as "m_md_constants".
9008 (enum_types): Likewise, as "m_enum_types".
9009 (set_md_ptr_loc): Convert to...
9010 (rtx_reader::set_md_ptr_loc): ...member function.
9011 (get_md_ptr_loc): Convert to...
9012 (rtx_reader::get_md_ptr_loc): ...member function.
9013 (copy_md_ptr_loc): Convert to...
9014 (rtx_reader::copy_md_ptr_loc): ...member function.
9015 (fprint_md_ptr_loc): Convert to...
9016 (rtx_reader::fprint_md_ptr_loc): ...member function.
9017 (print_md_ptr_loc): Convert to...
9018 (rtx_reader::print_md_ptr_loc): ...member function.
9019 (join_c_conditions): Convert to...
9020 (rtx_reader::join_c_conditions): ...member function.
9021 (fprint_c_condition): Convert to...
9022 (rtx_reader::fprint_c_condition): ...member function.
9023 (print_c_condition): Convert to...
9024 (rtx_reader::print_c_condition): ...member function.
9025 (read_name): Convert to...
9026 (rtx_reader::read_name): ...member function.
9027 (read_escape): Convert to...
9028 (rtx_reader::read_escape): ...member function.
9029 (read_quoted_string): Convert to...
9030 (rtx_reader::read_quoted_string): ...member function.
9031 (read_braced_string): Convert to...
9032 (rtx_reader::read_braced_string): ...member function.
9033 (read_string): Convert to...
9034 (rtx_reader::read_string): ...member function.
9035 (read_skip_construct): Convert to...
9036 (rtx_reader::read_skip_construct): ...member function.
9037 (handle_constants): Convert to...
9038 (rtx_reader::handle_constants): ...member function.
9039 (traverse_md_constants): Convert to...
9040 (rtx_reader::traverse_md_constants): ...member function.
9041 (handle_enum): Convert to...
9042 (rtx_reader::handle_enum): ...member function.
9043 (lookup_enum_type): Convert to...
9044 (rtx_reader::lookup_enum_type): ...member function.
9045 (traverse_enum_types): Convert to...
9046 (rtx_reader::traverse_enum_types): ...member function.
9047 (rtx_reader::rtx_reader): Move initializations
9048 of various former global data from rtx_reader::read_md_files to
9049 here, as fields, along with the call to unlock_std_streams.
9050 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
9052 (rtx_reader::read_md_files): Move initializations of various
9053 global data from here to the ctor.
9054 * read-md.h (read_name): Convert to...
9055 (rtx_reader::read_name): ...member function.
9056 (rtx_reader::read_escape): New method decl.
9057 (read_quoted_string): Convert to...
9058 (rtx_reader::read_quoted_string): ...member function.
9059 (rtx_reader::read_braced_string): New method decl.
9060 (read_string): Convert to...
9061 (rtx_reader::read_string): ...member function.
9062 (rtx_reader::read_skip_construct): New method decl.
9063 (rtx_reader::set_md_ptr_loc): New method decl.
9064 (rtx_reader::get_md_ptr_loc): New method decl.
9065 (copy_md_ptr_loc): Convert to...
9066 (rtx_reader::copy_md_ptr_loc): ...member function.
9067 (fprint_md_ptr_loc): Convert to...
9068 (rtx_reader::fprint_md_ptr_loc): ...member function.
9069 (print_md_ptr_loc): Convert to...
9070 (rtx_reader::print_md_ptr_loc): ...member function.
9071 (rtx_reader::lookup_enum_type): New method decl.
9072 (rtx_reader::traverse_enum_types): New method decl.
9073 (rtx_reader::handle_constants): New method decl.
9074 (traverse_md_constants): Convert to...
9075 (rtx_reader::traverse_md_constants): ...member function.
9076 (rtx_reader::handle_enum): New method decl.
9077 (rtx_reader::join_c_conditions): New method decl.
9078 (fprint_c_condition): Convert to...
9079 (rtx_reader::fprint_c_condition): ...member function.
9080 (print_c_condition): Convert to...
9081 (rtx_reader::print_c_condition): ...member function.
9082 (rtx_reader::apply_iterator_to_string): New method decl.
9083 (rtx_reader::copy_rtx_for_iterators): New method decl.
9084 (rtx_reader::read_conditions): New method decl.
9085 (rtx_reader::record_potential_iterator_use): New method decl.
9086 (rtx_reader::read_mapping): New method decl.
9087 (rtx_reader::read_rtx): New method decl.
9088 (rtx_reader::read_rtx_code): New method decl.
9089 (rtx_reader::read_rtx_operand): New method decl.
9090 (rtx_reader::read_nested_rtx): New method decl.
9091 (rtx_reader::read_rtx_variadic): New method decl.
9092 (rtx_reader::get_string_obstack): New method.
9093 (rtx_reader::get_md_constants): New method.
9094 (string_obstack): Convert global variable decl to...
9095 (rtx_reader::m_string_obstack): ...this new field.
9096 (rtx_reader::m_ptr_locs): New field.
9097 (rtx_reader::m_ptr_loc_obstack): New field.
9098 (rtx_reader::m_joined_conditions): New field.
9099 (rtx_reader::m_joined_conditions_obstack): New field.
9100 (rtx_reader::m_md_constants): New field.
9101 (rtx_reader::m_enum_types): New field.
9102 * read-rtl.c (apply_iterator_to_string): Convert to...
9103 (rtx_reader::apply_iterator_to_string): ...member function.
9104 (copy_rtx_for_iterators): Convert to...
9105 (rtx_reader::copy_rtx_for_iterators): ...member function.
9106 (add_condition_to_string): Use rtx_reader_ptr for
9107 calls join_c_conditions.
9108 (apply_iterators): Use rtx_reader_ptr for calls to
9109 join_c_conditions and copy_rtx_for_iterators.
9110 (read_conditions): Convert to...
9111 (rtx_reader::read_conditions): ...member function.
9112 (record_potential_iterator_use): Convert to...
9113 (rtx_reader::record_potential_iterator_use): ...member function.
9114 (read_mapping): Convert to...
9115 (rtx_reader::read_mapping): ...member function.
9116 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
9117 (read_rtx): Convert to...
9118 (rtx_reader::read_rtx): ...member function.
9119 (read_rtx_code): Convert to...
9120 (rtx_reader::read_rtx_code): ...member function.
9121 (read_rtx_operand): Convert to...
9122 (rtx_reader::read_rtx_operand): ...member function. Update for move
9123 of string_obstack to a field.
9124 (read_nested_rtx): Convert to..
9125 (rtx_reader::read_nested_rtx): ...member function.
9126 (read_rtx_variadic): Convert to..
9127 (rtx_reader::read_rtx_variadic): ...member function.
9129 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9131 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
9133 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9135 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
9136 for pointer type too.
9137 (ipcp_update_vr): set_ptr_nonnull for pointer.
9139 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9141 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
9142 pt_solution_singleton_p.
9143 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
9144 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
9145 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
9146 pointer nonnull computed by VRP.
9147 Also Conservatively set pt.null to 1.
9148 (pt_solution_reset): Conservatively set pt.null to 1.
9149 (pt_solution_singleton_or_null_p): Renamed from
9150 pt_solution_singleton_p.
9151 * tree-ssanames.h (set_ptr_nonnull): Declare.
9152 (get_ptr_nonnull): Likewise.
9153 * tree-ssanames.c (set_ptr_nonnull): New.
9154 (get_ptr_nonnull): Likewise.
9155 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
9156 (evrp_dom_walker::before_dom_children): Likewise.
9158 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9160 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9161 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9162 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9163 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9164 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
9165 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9166 (rs6000_option_override_internal): Clear it if ABI_AIX.
9167 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9168 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
9170 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9172 * gimple-ssa-strength-reduction.c (record_increment): Remove
9175 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9177 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
9178 that the result is non-zero if it is true.
9179 (maybe_expand_shift): New wrapper around expand_shift_1.
9180 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
9182 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9184 PR tree-optimization/77916
9185 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
9186 Don't allow a MINUS_EXPR for pointer arithmetic for either known
9188 (record_increment): Increments of -1 for unknown strides just use
9189 a multiply initializer like other negative values.
9190 (analyze_increments): Remove stopgap solution for -1 increment
9191 applied to pointer arithmetic.
9193 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
9195 * dominance.c (dom_info::dom_info): Add new constructor for region
9196 which is vector of basic blocks.
9197 (dom_init): New method to initialize members common for both
9199 (dom_info::dom_info): Invoke dom_init for partial initialization.
9200 (dom_info::get_idom): Add check to corner cases on basic blocks which
9202 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
9203 to detect unreachable bbs.
9204 (dom_info::calc_idoms): Likewise.
9205 (compute_dom_fast_query_in_region): New function.
9206 (calculate_dominance_info_for_region): Likewise.
9207 (free_dominance_info_for_region): Likewise.
9208 * dominance.h: Add prototypes for introduced region-based functions
9209 * tree-if-conv.c (build_region): New function.
9210 (if_convertible_loop_p_1): Invoke local version of post-dominators
9211 calculation before basic block predication with subsequent freeing
9212 post-dominator info.
9213 (tree_if_conversion): Remove free of post-dominator info
9214 (pass_if_conversion::execute): Delete detection of infinite loops
9215 and fake edges to exit block since post-dominator calculation is
9216 performed per if-converted loop only.
9218 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
9221 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
9222 register explicitly.
9223 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
9224 optimizing for size.
9226 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9228 * config/aarch64/aarch64.c: Delete inclusion of
9229 cortex-a57-fma-steering.h.
9230 (aarch64_override_options): Delete call
9231 to aarch64_register_fma_steering.
9232 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
9233 * config/aarch64/cortex-a57-fma-steering.h: Delete.
9234 * config/aarch64/aarch64-passes.def: New file.
9235 * config/aarch64/cortex-a57-fma-steering.c
9236 (aarch64_register_fma_steering): Delete definition.
9237 (make_pass_fma_steering): Remove static qualifier.
9238 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
9239 (cortex-a57-fma-steering.o): Remove dependency on
9240 cortex-a57-fma-steering.h.
9242 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9244 * explow.c (validize_mem): Do not modify the argument in-place.
9246 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
9248 * tree-streamer.c (record_common_node): Explicitly list expected
9251 2016-10-17 Richard Biener <rguenther@suse.de>
9253 PR tree-optimization/77988
9254 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
9256 2016-10-17 Marek Polacek <polacek@redhat.com>
9258 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
9260 2016-10-17 Richard Biener <rguenther@suse.de>
9262 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
9265 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9267 PR tree-optimization/71636
9268 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
9270 2016-10-17 Richard Biener <rguenther@suse.de>
9272 * gimplify.c (gimplify_function_tree): Do not move the outer
9275 2016-10-17 Jakub Jelinek <jakub@redhat.com>
9277 * langhooks.h (struct lang_hooks_for_decls): Remove
9278 function_decl_explicit_p, function_decl_deleted_p and
9279 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
9280 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
9281 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9282 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
9283 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
9284 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
9285 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9286 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
9287 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
9288 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
9289 * langhooks.c (lhd_decl_dwarf_attribute): New function.
9290 * dwarf2out.c (gen_subprogram_die): Use
9291 lang_hooks.decls.decl_dwarf_attribute instead of
9292 lang_hooks.decls.function_decl_*.
9294 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
9298 * common.opt (-ftrampolines): New option.
9299 * doc/invoke.texi (Code Gen Options): Document it.
9300 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
9301 * doc/tm.texi: Regenerate.
9302 * builtins.def: Add init_descriptor and adjust_descriptor.
9303 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
9304 on platforms with descriptors.
9305 (expand_builtin_init_descriptor): New function.
9306 (expand_builtin_adjust_descriptor): Likewise.
9307 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
9308 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
9309 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
9310 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
9311 Set STATIC_CHAIN_REG_P on the static chain register, if any.
9312 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
9313 (expand_call): Likewise. Move around call to prepare_call_address
9314 and pass all flags to it.
9315 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
9316 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
9317 (gimple_call_set_by_descriptor): New setter.
9318 (gimple_call_by_descriptor_p): New getter.
9319 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
9320 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
9321 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
9322 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9323 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
9324 * rtl.h (STATIC_CHAIN_REG_P): New macro.
9325 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
9326 * target.def (custom_function_descriptors): New POD hook.
9327 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
9328 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
9329 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
9330 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
9331 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
9332 (build_common_builtin_nodes): Initialize init_descriptor and
9334 * tree-nested.c: Include target.h.
9335 (struct nesting_info): Add 'any_descr_created' field.
9336 (get_descriptor_type): New function.
9337 (lookup_element_for_decl): New function extracted from...
9338 (create_field_for_decl): Likewise.
9339 (lookup_tramp_for_decl): ...here. Adjust.
9340 (lookup_descr_for_decl): New function.
9341 (convert_tramp_reference_op): Deal with descriptors.
9342 (build_init_call_stmt): New function extracted from...
9343 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
9344 * defaults.h (FUNCTION_ALIGNMENT): Define.
9345 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
9346 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9347 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9348 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
9349 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9351 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
9353 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
9354 constants in CONST_VECTORs.
9356 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
9358 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
9359 register as destination of bmask.
9360 (vector_init_bshuffle): Likewise.
9361 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
9362 (bmaskdi_vis): Enable only in 64-bit mode.
9364 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
9366 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
9367 make LR a separately shrink-wrapped component unless savres_strategy
9368 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
9369 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
9370 wrapping when not both {SAVE,REST}_INLINE_GPRS.
9372 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
9374 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
9375 and keep looping on failure.
9377 2016-10-14 David Malcolm <dmalcolm@redhat.com>
9379 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
9381 (print_rtx_function): Update example in comment for...
9382 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
9383 non-virtual pseudos with a '%' sigil followed by the regno, offset
9384 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
9385 pseudo is dumped as "%0".
9387 2016-10-14 Jakub Jelinek <jakub@redhat.com>
9390 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
9393 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
9395 * config/sparc/sparc-passes.def: New file.
9396 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
9397 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
9398 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
9400 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
9402 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
9403 loop peel to loops with exit test at the beginning.
9405 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
9407 PR rtl-optimization/68212
9408 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
9409 frequency when computing scale factor for peeled copies.
9410 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
9411 values for switch/peel blocks/edges.
9413 2016-10-14 Pedro Alves <palves@redhat.com>
9415 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
9417 2016-10-14 Catherine Moore <clm@codesourcery.com>
9419 * config/mips/mips.c (mips_prepare_pch_save): Initialize
9420 micromips_globals to zero.
9422 2016-10-14 Richard Biener <rguenther@suse.de>
9424 PR tree-optimization/77979
9425 * tree-vrp.c (compare_name_with_value): Handle released SSA names
9426 in the equivalency sets.
9427 (compare_names): Likewise.
9429 2016-10-14 Martin Liska <mliska@suse.cz>
9431 * builtins.h(target_char_cst_p): Declare the function.
9432 * builtins.c (fold_builtin_memchr): Remove.
9433 (target_char_cst_p): Move the function from gimple-fold.c.
9434 (fold_builtin_3): Do not call the function.
9435 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
9436 (gimple_fold_builtin): Call the function.
9437 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
9439 2016-10-14 Martin Liska <mliska@suse.cz>
9441 * builtins.c (fold_builtin_strcmp): Remove function.
9442 (fold_builtin_strncmp): Likewise.
9443 (fold_builtin_2): Remove call of the function.
9444 (fold_builtin_3): Likewise.
9445 * fold-const-call.c (fold_const_call): Add constant folding
9446 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
9447 * fold-const-call.h (build_cmp_result): Declare the function.
9448 * gimple-fold.c (gimple_load_first_char): New function.
9449 (gimple_fold_builtin_string_compare): Likewise.
9450 (gimple_fold_builtin): Call the function.
9452 2016-10-14 Nathan Sidwell <nathan@acm.org>
9454 * gcov-io.c (gcov_open): Deconstify 'mode'.
9456 2016-10-14 Martin Liska <mliska@suse.cz>
9458 * fold-const.c (c_getstr): Support of properly \0-terminated
9459 string constants. New argument is added.
9460 * fold-const.h: New argument is added.
9462 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9464 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
9466 (aarch64_print_hint_for_core): Likewise.
9467 (aarch64_print_hint_for_arch): Likewise.
9468 (aarch64_validate_march): Use it. Fix indentation in type signature.
9469 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
9470 (aarch64_validate_mtune): Likewise.
9471 (aarch64_handle_attr_arch): Likewise.
9472 (aarch64_handle_attr_cpu): Likewise.
9473 (aarch64_handle_attr_tune): Likewise.
9475 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9477 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
9480 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
9482 * config/m68k/m68k.c (m68k_option_override): Check
9483 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
9484 instead of stack_limit_rtx.
9486 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9488 * dwarf2out.c (gen_member_die): Handle inline static data member
9491 2016-10-13 Nathan Sidwell <nathan@acm.org>
9493 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
9494 gcov_var.mode. Remove unnecessary fstat.
9496 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
9499 * function.c (thread_prologue_and_epilogue_insns): Call all
9500 make_*logue_seq in the same order as traditional. Call them
9501 all a second time if shrink_wrapped_separate.
9503 2016-10-13 Marek Polacek <polacek@redhat.com>
9505 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9506 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
9509 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9511 PR tree-optimization/77937
9512 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
9513 to infinite when we have a pointer with an increment of -1.
9515 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9517 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
9519 * memmodel.h: This file.
9520 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
9521 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
9522 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
9523 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
9524 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
9525 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
9526 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
9527 compare-elim.c, config/aarch64/aarch64-builtins.c,
9528 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
9529 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
9530 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
9531 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
9532 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
9533 config/darwin.c, config/epiphany/epiphany.c,
9534 config/epiphany/mode-switch-use.c,
9535 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
9536 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
9537 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
9538 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
9539 config/m68k/m68k.c, config/mcore/mcore.c,
9540 config/microblaze/microblaze.c, config/mmix/mmix.c,
9541 config/mn10300/mn10300.c, config/moxie/moxie.c,
9542 config/msp430/msp430.c, config/nds32/nds32-cost.c,
9543 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
9544 config/nds32/nds32-memory-manipulation.c,
9545 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
9546 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
9547 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
9548 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
9549 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
9550 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
9551 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
9552 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
9553 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
9554 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
9555 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
9556 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
9557 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
9558 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
9559 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
9560 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
9561 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
9562 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
9563 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
9564 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
9565 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
9566 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
9567 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
9568 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
9569 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
9570 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
9571 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
9572 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
9573 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
9574 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
9575 var-tracking.c, varasm.c: Include memmodel.h.
9576 * genattrtab.c (write_header): Include memmodel.h in generated file.
9577 * genautomata.c (main): Likewise.
9578 * gengtype.c (open_base_files): Likewise.
9579 * genopinit.c (main): Likewise.
9580 * genconditions.c (write_header): Include memmodel.h earlier in
9582 * genemit.c (main): Likewise.
9583 * genoutput.c (output_prologue): Likewise.
9584 * genpeep.c (main): Likewise.
9585 * genpreds.c (write_insn_preds_c): Likewise.
9586 * genrecog.c (write_header): Likewise.
9587 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
9589 2016-10-13 David Malcolm <dmalcolm@redhat.com>
9591 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
9592 for new "compact" param of print_rtx_function. Check for "cinsn"
9594 * print-rtl-function.c (flag_compact): New decl.
9595 (print_rtx_function): Add param "compact" and use it to set
9596 flag_compact, adding a description of the effect to the leading
9597 comment, and updating the example output.
9598 * print-rtl.c (flag_compact): New variable.
9599 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
9601 (print_rtx_operand_code_i): When printing source locations, wrap
9602 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
9603 (print_rtx_operand_code_r): Don't print regnos for hard regs and
9604 virtuals in compact mode.
9605 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
9606 apart from in LABEL_REFs.
9607 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
9608 Don't print basic block ids in compact mode.
9609 (print_rtx): In compact mode, prefix the code of insns with "c",
9610 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
9611 * print-rtl.h (print_rtx_function): Add "compact" param.
9613 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9615 * arm.h (TARGET_VFP): Delete.
9616 (TARGET_VFPD32): Remove references to TARGET_VFP.
9617 (TARGET_VFP3, TARGET_VFP5): Likewise.
9618 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
9619 (TARGET_NEON_FP16): Likewise.
9620 (TARGET_FMA): Likewise.
9621 (TARGET_CRYPTO): Likewise.
9622 (TARGET_NEON): Likewise.
9623 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9624 (FUNCTION_ARG_REGNO_P): Likewise.
9625 * arm.c (arm_option_check_internal): Likewise.
9626 (arm_option_override): Likewise.
9627 (use_return_insn): Likewise.
9628 (arm_function_value_regno_p): Likewise.
9629 (arm_apply_result_size): Likewise.
9630 (use_vfp_abi): Likewise.
9631 (arm_legitimate_address_outer_p): Likewise.
9632 (thumb2_legitimate_address_p): Likewise.
9633 (arm_legitimate_index_p): Likewise.
9634 (thumb2_legitimate_index_p): Likewise.
9635 (arm_legitimate_address): Likewise.
9636 (arm_get_vfp_saved_size): Likewise.
9637 (arm_emit_vfp_multi_reg_pop): Likewise.
9638 (arm_get_frame_offsets): Likewise.
9639 (arm_save_coproc_regs): Likewise.
9640 (arm_hard_regno_mode_ok): Likewise.
9641 (arm_expand_epilogue_apcs_frame): Likewise.
9642 (arm_expand_epilogue): Likewise.
9643 (arm_file_start): Likewise.
9644 (arm_conditional_register_usage): Likewise.
9645 (arm_validize_comparison): Use vfp_compare_operand directly.
9646 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
9647 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
9649 (arm_atomic_assign_expand_fenv): Likewise.
9650 * arm.md (divsf3): Likewise.
9651 (arm_negsi2): Likewise.
9653 (arm_movdi): Likewise.
9654 (arm_movt): Likewise.
9655 (cbranchsf4): Change predicate to vfp_compare_operand.
9656 (cbranchdf4): Change predicate to vfp_compare_operand.
9657 (cstorehf4): Change predicate to vfp_compare_operand.
9658 (cstoresf4): Change predicate to vfp_compare_operand.
9659 (cstoredf4): Change predicate to vfp_compare_operand.
9660 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
9661 (movhi_insn_arch4, movhi_bytes): Likewise.
9662 * constraints.md (Dt): Likewise.
9664 * iterators.md (SDF): Likewise.
9665 * predicates.md (arm_float_compare_operand): Delete.
9666 (const_double_vcvt_power_of_two_reciprocal): Remove references to
9668 (const_double_vcvt_power_of_two): Likewise.
9669 * thumb2.md thumb2_movsi_insn): Likewise.
9670 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
9671 (movhf_vfp): Likewise.
9672 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
9673 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
9674 (movsf_vfp, thumb2_movsf_vfp): Likewise.
9675 (movdf_vfp, thumb2_movdf_vfp): Likewise.
9676 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
9677 (subsf3_vfp, divsf3_vfp): Likewise.
9678 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
9679 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
9680 (mulsf3negsfsubsf_vfp): Likewise.
9681 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
9682 (floatunssisf2, sqrtsf2_vfp): Likewise.
9683 (movcc_vfp): Likewise.
9684 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
9685 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
9686 (push_multi_vfp): Likewise.
9687 (set_fpscr, get_fpscr): Likewise.
9688 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
9690 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9692 * arm.h (TARGET_VFP): Unconditionally define to 1.
9693 (arm_fpu_desc): Remove 'model' field.
9694 (TARGET_FPU_MODEL): Delete.
9695 * arm.c (all_fpus): Don't initialize the model field.
9696 (arm_can_inline_p): Don't check the FPU model.
9697 * arm-fpus.def: Remove redundant model field from all FPU
9700 2016-10-13 Richard Biener <rguenther@suse.de>
9703 * genmatch.c (struct capture): Add value_match member.
9704 (commutate): Preserve value_match.
9705 (lower_opt_convert): Likewise.
9706 (lower_cond): Likewise.
9707 (replace_id): Likewise.
9708 (struct dt_operand): Add value_match member.
9709 (decision_tree::cmp_node): Compare it.
9710 (decision_tree::insert_operand): Honor it when finding and
9711 when appending a DT_MATCH.
9712 (dt_operand::gen_match_op): Generate a type check after
9713 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
9714 (parser::get_internal_capture_id): New helper.
9715 (parser::finish_match_operand): New function lowering @@<id>.
9716 (parser::parse_capture): Parse @@<id> as value-match.
9717 (parser::parse_expr): Use get_internal_capture_id.
9718 (parser::parse_simplify): Call finish_match_operand.
9719 (walk_captures): New helper.
9720 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
9722 ((X /[ex] A) * A -> X): Likewise.
9723 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
9724 convert[12] and value-matching.
9725 ((A | B) & (A | C) -> A | (B & C)): Likewise.
9726 ((X | Y) | Y -> X | Y): Likewise.
9727 ((X ^ Y) ^ Y -> X): Likewise.
9728 (A - (A & B) -> ~B & A): Likewise.
9729 ((T)(P + A) - (T)P -> (T) A): Likewise.
9730 ((T)P - (T)(P + A) -> -(T) A): Likewise.
9731 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
9732 * doc/match-and-simplify.texi: Amend capture section.
9734 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9736 * config/arc/arc.md (umul_600): Remove predicated variant.
9737 (umul64_600): Likewise.
9739 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9741 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
9743 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9745 * tree-vect-loop.c (loop_niters_no_overflow): New func.
9746 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
9747 no-overflow information to vect_do_peeling_for_loop_bound and
9748 vect_gen_vector_loop_niters.
9750 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9752 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
9755 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9757 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
9758 adjust_vec automatically.
9759 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
9760 param exit_bb to guard_to.
9761 (slpeel_checking_verify_cfg_after_peeling):
9762 (set_prologue_iterations):
9763 (create_lcssa_for_virtual_phi): New func which is factored out from
9764 slpeel_tree_peel_loop_to_edge.
9765 (slpeel_tree_peel_loop_to_edge):
9766 (iv_phi_p): New func.
9767 (vect_can_advance_ivs_p): Call iv_phi_p.
9768 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
9769 new gimple stmts in basic block.
9770 (vect_gen_niters_for_prolog_loop): Rename to...
9771 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
9772 adjust implementation.
9773 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
9774 sizetype if necessary.
9775 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
9776 it to external function.
9777 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
9778 (vect_gen_vector_loop_niters_mult_vf): New.
9779 (slpeel_update_phi_nodes_for_loops): New.
9780 (slpeel_update_phi_nodes_for_guard1): Reimplement.
9781 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
9782 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
9783 * tree-vect-loop.c (vect_build_loop_niters): Move to file
9784 tree-vect-loop-manip.c
9785 (vect_generate_tmps_on_preheader): Delete.
9786 (vect_transform_loop): Rename vectorization_factor to vf. Call
9787 vect_do_peeling instead of vect_do_peeling-* functions.
9788 * tree-vectorizer.h (vect_do_peeling): New decl.
9789 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
9790 (vect_do_peeling_for_loop_bound): Delete.
9791 (vect_do_peeling_for_alignment): Delete.
9793 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9795 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
9796 duplicated loop after its preheader and after the original loop.
9798 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9800 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
9801 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
9803 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9805 * tree-vect-loop.c (vectorizable_live_operation): Support handling
9806 for live variable outside loop but not in lcssa form.
9808 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9810 * cfg.c (reset_original_copy_tables): New func.
9811 * cfg.h (reset_original_copy_tables): New decl.
9813 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9816 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
9818 * varasm.c (default_binds_local_p_3): Formatting fix.
9820 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9822 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
9824 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
9825 Remove useless code.
9827 2016-10-13 Martin Liska <mliska@suse.cz>
9829 PR tree-optimization/77943
9830 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
9831 a different EH landing pads.
9833 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9836 * hooks.h (hook_tree_void_null): Declare.
9837 * hooks.c (hook_tree_void_null): New function.
9838 * langhooks.c (lhd_return_null_tree_v): Remove.
9839 * langhooks-def.h (lhd_return_null_tree_v): Remove.
9840 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
9841 set y to const0_rtx.
9842 * function.c (stack_protect_epilogue): Likewise.
9843 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
9844 if TARGET_THREAD_SSP_OFFSET is defined.
9845 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9846 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9847 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9848 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9849 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9850 (ix86_stack_protect_guard): New function.
9852 2016-10-13 Richard Biener <rguenther@suse.de>
9854 * dwarf2out.c (tree_add_const_value_attribute): Do not try
9855 rtl_for_decl_init during early phase.
9856 (gen_variable_die): Do not create locations during early phase.
9857 (gen_label_die): Likewise.
9858 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
9861 2016-10-12 Richard Biener <rguenther@suse.de>
9863 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
9864 try_add_new_range and made to eturn new range.
9865 (evrp_dom_walker::before_dom_children): Push op1 value range before
9866 pushing op0 value range.
9868 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9870 PR tree-optimization/77937
9871 * gimple-ssa-strength-reduction.c (analyze_increments): Use
9872 POINTER_TYPE_P on the candidate type to determine whether
9873 candidates in this chain require pointer arithmetic.
9875 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
9877 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
9878 correction if the type is smaller than a word.
9879 (visium_select_cc_mode): Add ... fall through ... comment.
9881 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9883 * config/rs6000/rs6000.c (machine_function): Add new fields
9884 gpr_is_wrapped_separately and lr_is_wrapped_separately.
9885 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
9886 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
9887 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
9888 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
9889 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
9890 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
9891 (rs6000_get_separate_components): New function.
9892 (rs6000_components_for_bb): New function.
9893 (rs6000_disqualify_components): New function.
9894 (rs6000_emit_prologue_components): New function.
9895 (rs6000_emit_epilogue_components): New function.
9896 (rs6000_set_handled_components): New function.
9897 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
9898 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
9899 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
9900 (rs6000_emit_epilogue): Don't emit GPR restores if
9901 gpr_is_wrapped_separately for that register. Don't make a
9902 REG_CFA_RESTORE note for registers we did not restore, either.
9904 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9906 * function.c (thread_prologue_and_epilogue_insns): Call
9907 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
9908 if it has possibly changed. Compute the split_prologue_seq and
9909 epilogue_seq later, too.
9910 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
9911 (dump_components): New function.
9912 (struct sw): New struct.
9914 (init_separate_shrink_wrap): New function.
9915 (fini_separate_shrink_wrap): New function.
9916 (place_prologue_for_one_component): New function.
9917 (spread_components): New function.
9918 (disqualify_problematic_components): New function.
9919 (emit_common_heads_for_components): New function.
9920 (emit_common_tails_for_components): New function.
9921 (insert_prologue_epilogue_for_components): New function.
9922 (try_shrink_wrapping_separate): New function.
9923 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
9925 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9927 * regrename.c (build_def_use): Invalidate chains that have a
9928 REG_CFA_RESTORE on some instruction.
9930 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9932 * dce.c (delete_unmarked_insns): Don't delete instructions with
9933 a REG_CFA_RESTORE note.
9935 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9937 * common.opt (-fshrink-wrap-separate): New flag.
9938 * doc/invoke.texi: Document it.
9939 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
9940 * doc/tm.texi: Regenerate.
9941 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
9942 * target.def (shrink_wrap): New hook vector.
9943 (get_separate_components, components_for_bb, disqualify_components,
9944 emit_prologue_components, emit_epilogue_components,
9945 set_handled_components): New hooks.
9947 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9949 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
9950 vector return by reference only if -Wpsabi.
9951 (rs6000_pass_by_reference): Similarly, for argument passing.
9953 2016-10-12 David Malcolm <dmalcolm@redhat.com>
9955 * function-tests.c: Include "print-rtl.h".
9956 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
9957 function, and verify what is dumped.
9958 * print-rtl-function.c (print_edge): New function.
9959 (begin_any_block): New function.
9960 (end_any_block): New function.
9961 (can_have_basic_block_p): New function.
9962 (print_rtx_function): Track the basic blocks of insns in the
9963 chain, wrapping those that are within blocks within "(block)"
9964 directives. Remove the "(cfg)" directive.
9966 2016-10-12 David Malcolm <dmalcolm@redhat.com>
9968 * selftest.c (selftest::read_file): New function.
9969 (selftest::test_read_file): New function.
9970 (selftest::selftest_c_tests): Call test_read_file.
9971 * selftest.h (selftest::read_file): New decl.
9973 2016-10-12 Richard Biener <rguenther@suse.de>
9976 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
9979 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
9981 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
9983 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
9984 dwarf2out_assembly_start.
9986 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
9988 * Makefile.in (SELFTEST_FLAGS): New variable.
9989 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
9991 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
9994 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
9996 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
9997 dumped in RTL dumps.
9999 2016-10-12 Martin Liska <mliska@suse.cz>
10001 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
10002 (gimple_fold_builtin_memory_op): Use the function.
10003 (gimple_fold_builtin_strchr): Likewise.
10004 (gimple_fold_builtin_strcat): Likewise.
10005 (gimple_build): Likewise.
10007 2016-10-12 Nathan Sidwell <nathan@acm.org>
10009 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
10011 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
10013 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
10014 equivalent 32-bit constant (modulo 2**32) when that yields
10015 smaller instructions.
10016 (size_of_int_loc_descriptor): Update accordingly.
10018 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
10020 * dwarf2out.c (dwarf2out_early_global_decl): For nested
10021 functions, call dwarf2out_decl on the parent function first.
10023 2016-10-12 Richard Biener <rguenther@suse.de>
10025 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
10028 2016-10-12 Richard Biener <rguenther@suse.de>
10030 * tree-ssa-propagate.c
10031 (substitute_and_fold_dom_walker::before_dom_children): Do not
10032 ignore ASSERT_EXPRs but only preserve them.
10033 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
10034 that have been propagated into.
10035 (vrp_finalize): Enable DCE for substitute_and_fold.
10037 2016-10-12 Richard Biener <rguenther@suse.de>
10039 PR tree-optimization/77920
10040 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
10041 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
10042 (simplify_abs_using_ranges): Likewise.
10043 (simplify_conversion_using_ranges): Likewise.
10044 (simplify_stmt_using_ranges): Adjust.
10046 2016-10-12 Jakub Jelinek <jakub@redhat.com>
10048 PR tree-optimization/77929
10049 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
10050 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
10052 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10055 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
10056 needs a base register for arg 1.
10058 2016-10-12 Jakub Jelinek <jakub@redhat.com>
10060 * common.opt (Wimplicit-fallthrough) Turn into alias to
10061 -Wimplicit-fallthrough=3. Remove EnabledBy.
10062 (Wimplicit-fallthrough=): New option.
10063 * gimplify.c (warn_implicit_fallthrough_r): Use
10064 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
10065 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
10066 to -Wimplicit-fallthrough=3.
10067 (-Wimplicit-fallthrough=): Document.
10069 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10071 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
10072 and GEU in DImode if TARGET_SUBXC.
10073 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
10074 (seqdi<W:mode>_zero_subxc): Delete.
10075 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
10076 (neg_seqdi<W:mode>_zero_vis3): Delete.
10077 (plus_seqdi<W:mode>_zero): Likewise.
10078 (minus_seqdi<W:mode>_zero): Likewise.
10079 (plus_plus_sltu<W:mode>): Accept only register.
10080 (addx<W:mode>): Likewise.
10081 (plus_sltu<W:mode>_vis3): Likewise.
10082 (plus_plus_sltu<W:mode>_vis3): Likewise.
10083 (neg_sgeu<W:mode>_vis3): Delete.
10084 (minus_sgeu<W:mode>_vis3): Likewise.
10085 (addxc<W:mode>): Accept only registers.
10086 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
10087 (minus_neg_sltu<W:mode>_subxc): Accept only register.
10088 (neg_plus_sltu<W:mode>_subxc): Likewise.
10089 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
10090 (minus_minus_sltu<W:mode>_subxc): Accept only register.
10091 (sgeu<W:mode>_insn_subxc): Delete.
10092 (plus_sgeu<W:mode>_subxc): Likewise.
10093 (subxc<W:mode>): Accept only register.
10094 (scc splitter): Split always GEU again.
10096 2016-10-11 Jeff Law <law@redhat.com>
10098 PR tree-optimization/77424
10099 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
10100 dead conditionals. Assert that all e->aux fields are NULL.
10102 2016-10-11 David Malcolm <dmalcolm@redhat.com>
10104 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
10105 operand-printing "switch" statement into...
10106 (print_rtx_operand_code_0): ...this new function, ...
10107 (print_rtx_operand_code_e): ...this new function, ...
10108 (print_rtx_operand_codes_E_and_V): ...this new function, ...
10109 (print_rtx_operand_code_i): ...this new function, ...
10110 (print_rtx_operand_code_r): ...this new function, ...
10111 (print_rtx_operand_code_u): ...this new function, ...
10112 (print_rtx_operand): ...and this new function.
10114 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
10116 * config/alpha/alpha-passes.def: New file.
10117 * config/alpha/t-alpha: New file.
10118 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
10119 (make_pass_handle_trap_shadows): New prototype.
10120 (make_pass_align_insns): Ditto.
10121 * config/alpha/alpha.c (alpha_option_override): Don't register
10123 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
10125 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10128 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
10129 distinct __ibm128 IBM extended double type if long doubles are
10130 128-bits and the default format for long double is IEEE 128-bit.
10132 2016-10-11 Richard Biener <rguenther@suse.de>
10134 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
10135 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
10136 (verify_die): New function.
10137 (dwarf2out_finish): Call it.
10138 (output_line_info): Handle case of -gsplit-dwarf without
10139 DWARF2_ASM_LINE_DEBUG_INFO.
10141 2016-10-11 Richard Biener <rguenther@suse.de>
10144 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
10145 sub-chains of BLOCK_VARS and gimple_bind_vars.
10147 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10149 * config/i386/znver1.md : Fix imov/imovx load type reservations.
10151 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10153 * config/sparc/sparc.opt (msubxc): New option.
10154 * doc/invoke.texi (SPARC options): Document it and tidy up.
10155 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
10156 * doc/tm.texi: Regenerate.
10157 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
10159 (CCX_NOOV): Rename into...
10163 * config/sparc/predicates.m (fcc_register_operand): Simplify.
10164 (fcc0_register_operand): Likewise.
10165 (icc_register_operand): New.
10166 (icc_or_fcc_register_operand): Simplify.
10167 (nz_comparison_operator): New.
10168 (c_comparison_operator): Likewise.
10169 (noov_compare_operator): Rename into...
10170 (icc_comparison_operator): ...this. Use above predicates.
10171 (noov_compare64_operator): Rename into...
10172 (v9_comparison_operator): ...this and tidy up.
10173 (fcc_comparison_operator): New.
10174 (icc_or_fcc_comparison_operator): Likewise.
10175 (v9_register_compare_operator): Rename info...
10176 (v9_register_comparison_operator): ...this.
10177 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
10178 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
10180 (sparc_fixed_condition_code_regs): New function.
10181 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
10182 renaming and add support for CCC/CCXC.
10183 (output_cbranch): Likewise.
10184 (sparc_print_operand): Likewise.
10185 (gen_v9_scc): Remove obsolete assertion.
10186 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
10187 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
10188 (output_cbcond): Remove bogus handling of CC modes.
10189 (sparc_register_move_cost): Return 100 for NO_REGS.
10190 * config/sparc/sparc.md (W): New mode iterator.
10191 (length): Adjust for noov_compare64_operator renaming.
10192 (cmpsi_sne): New instruction.
10193 (cmpdi_sne): Likewise.
10194 (seqdi_special): Delete.
10195 (seqdi_special): Likewise.
10196 (snesi<P:mode>_special): Likewise.
10197 (snedi_special): Likewise.
10198 (snedi_special_vis3): Likewise.
10199 (snesi patterns): Use W iterator.
10200 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
10201 (sltu patterns): Likewise.
10202 (sgeu patterns): Likewise.
10203 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
10204 (normal_branch): Use icc_comparison_operator predicate.
10205 (inverted_branch): Likewise.
10206 (cbcond_sp32): Use comparison_operator predicate.
10207 (cbcond_sp64): Likewise.
10208 (normal_int_branch_sp64): Adjust for renaming
10209 (inverted_int_branch_sp64): Likewise.
10210 (mov<I:mode>_cc_reg_sp64): Likewise.
10211 (movsf_cc_reg_sp6): Likewise.
10212 (movdf_cc_reg_sp64): Likewise.
10213 (movtf_cc_reg_hq_sp64): Likewise.
10214 (movtf_cc_reg_sp64): Likewise.
10215 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
10216 (movsf_cc_v9): Likewise.
10217 (movdf_cc_v9): Likewise.
10218 (movtf_cc_hq_v9): Likewise.
10219 (movtf_cc_v9): Likewise.
10220 (adddi3): Call gen_adddi3_sp32.
10221 (adddi3_insn_sp32): Rename to...
10222 (adddi3_sp32): ...this. Accept only register_operand as operand #1
10223 and use CCCmode for the carry.
10224 (addx_extend_sp32): Use CCCmode for the carry.
10225 (addx_extend_sp64): Delete.
10226 (adddi3_extend_sp32): Use CCCmode for the carry.
10227 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
10228 (subdi3): Call gen_subdi3_sp32.
10229 (subdi3_insn_sp32): Rename to...
10230 (subdi3_sp32): ...this and use CCmode for the carry.
10231 (subx_extend_sp32): Use CCCmode for the carry.
10232 (subx_extend_sp64): Delete.
10233 (subdi3_extend_sp32): Use CCmode for the carry.
10234 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
10235 (negdi3): Call gen_negdi3_sp32.
10236 (negdi3_sp32): Use CCCmode for the carry.
10237 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
10238 (cmp_nz_ashift_1): Use CCNZ mode.
10239 (cmp_nz_set_ashift_1): Likewise.
10240 (ctrapsi4): Use comparison_operator predicate.
10241 (ctrapdi4): Likewise.
10242 (trapsi_insn): Use icc_comparison_operator predicate.
10243 (trapdi_insn): Likewise.
10244 (edge8 patterns): Use CCNZmode.
10245 (edge16 patterns): Likewise.
10246 (edge32 patterns): Likewise.
10248 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10250 * config/visium/visium-modes.def (CC_NOOV): Rename into...
10252 (CC_BTST): Rename into...
10254 * config/visium/predicates.md (real_add_operand): New.
10255 (visium_btst_operator): Rename into...
10256 (visium_equality_comparison_operator): ...this.
10257 (visium_noov_operator): Rename into...
10258 (visium_nz_comparison_operator): ...this.
10259 (visium_c_comparison_operator): New.
10260 (visium_branch_operator): Adjust and deal with all CC modes.
10261 * config/visium/visium.c (visium_adjust_cost): Adjust.
10262 (visium_split_double_add): Use the *_set_carry patterns.
10263 (visium_select_cc_mode): Add support for CCC mode and adjust.
10264 (output_cbranch): Adjust and use the carry-based operators for
10265 floating-point comparisons.
10266 * config/visium/visium.md (flags_subst_arith): Adjust.
10267 (addsi3_insn_set_carry): New instruction.
10268 (subsi3_insn_set_carry): Likewise.
10269 (negsi2_insn_set_carry): Likewise.
10271 (cmp<mode>_sne): Likewise.
10272 (cbranch<mode>4): Use ordered_comparison_operator.
10273 (cbranch<mode>4_insn): Likewise.
10274 (cbranchsi4_btst_insn): Adjust.
10276 2016-10-11 Tom de Vries <tom@codesourcery.com>
10278 PR middle-end/77558
10279 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
10282 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10284 * tree.h (build_complex_type): Add second parameter with default.
10285 * tree.c (build_complex_type): Add NAMED second parameter and adjust
10286 recursive call. Create a TYPE_DECL only if NAMED is true.
10287 (build_common_tree_nodes): Pass true in calls to build_complex_type.
10289 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
10291 New avr-passes.def to register AVR specific passes.
10293 * config/avr/avr-passes.def: New file.
10294 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
10295 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
10296 (make_avr_pass_recompute_note): New proto.
10297 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
10298 (avr_pass_recompute_notes): Use anonymous namespace.
10299 (avr_register_passes): Remove function...
10300 (avr_option_override): ...and its call.
10302 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
10304 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
10305 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
10306 PTF_AVOID_BRANCHLIKELY_SPEED for others.
10307 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
10309 * config/mips/mips.c (mips_option_override): Enable the branch
10310 likely depending on the tune flags and optimization level.
10311 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
10312 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
10313 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
10314 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
10316 2016-10-11 Richard Biener <rguenther@suse.de>
10318 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
10319 (output_function): Properly stream the whole block tree.
10320 * lto-streamer-in.c (input_function): Likewise.
10322 2016-10-11 Marek Polacek <polacek@redhat.com>
10324 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
10326 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10328 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
10329 (evrp_dom_walker::before_dom_children): Infer and push new value
10330 ranges for x in y < x.
10332 2016-10-10 Joseph Myers <joseph@codesourcery.com>
10335 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
10336 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
10337 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10338 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10339 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
10340 (IA64_NO_LIBGCC_TFMODE): Likewise.
10342 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10344 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
10347 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
10349 * config.gcc: Add aarch64-*-freebsd* support.
10350 * config.host: Likewise.
10351 * config/aarch64/aarch64-freebsd.h: New file.
10352 * config/aarch64/t-aarch64-freebsd: Ditto.
10354 2016-10-10 Jeff Law <law@redhat.com>
10356 PR tree-optimization/71947
10357 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
10358 B with A within a single statement.
10360 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10362 PR tree-optimization/77824
10363 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
10364 zero cost for copies.
10365 (find_candidates_dom_walker::before_dom_children): Replace
10366 MODIFY_EXPR with SSA_NAME.
10367 (replace_mult_candidate): Likewise.
10368 (replace_profitable_candidates): Likewise.
10370 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10372 * config/s390/s390.h: Wrap more macros args in brackets and fix
10374 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
10376 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
10378 2016-10-10 Andreas Schwab <schwab@suse.de>
10381 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
10382 pseudo is not DImode.
10384 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
10386 * common/config/arc/arc-common.c (arc_option_optimization_table):
10387 Remove compact casesi option.
10388 * config/arc/arc.c (arc_override_options): Use compact casesi
10389 option only for pre-ARCv2 cores.
10390 * doc/invoke.texi (mcompact-casesi): Update text.
10392 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10394 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
10395 Add macro to say we can efficiently handle overlapping unaligned
10397 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
10398 poor code for processors older than p8.
10400 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
10402 * gen-pass-instances.awk: Remove GNUism.
10404 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10406 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
10407 NULL of (*ipcp_transformations)][node->uid].
10409 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
10411 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
10412 (MALLOC_ABI_ALIGNMENT): Define.
10414 2016-10-09 Jakub Jelinek <jakub@redhat.com>
10416 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
10417 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
10418 VAR_OR_FUNCTION_DECL_P macros.
10419 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
10420 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
10421 chkp_find_bounds_1): Likewise.
10422 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
10423 * hsa-gen.c (get_symbol_for_decl): Likewise.
10424 * cgraphunit.c (check_global_declaration, analyze_functions,
10425 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
10427 * gimple-fold.c (can_refer_decl_in_current_unit_p,
10428 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
10430 * tree.c (set_decl_section_name, copy_node_stat,
10431 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
10432 merge_dllimport_decl_attributes, handle_dll_attribute,
10433 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
10434 verify_type): Likewise.
10435 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
10436 find_explicit_erroneous_behavior): Likewise.
10437 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
10438 * ipa.c (process_references): Likewise.
10439 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
10440 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
10441 notice_global_symbol, assemble_variable, mark_decl_referenced,
10442 build_constant_desc, output_constant_def_contents, do_assemble_alias,
10443 make_decl_one_only, default_section_type_flags,
10444 categorize_decl_for_section, default_encode_section_info): Likewise.
10445 * trans-mem.c (requires_barrier): Likewise.
10446 * gimple-expr.c (mark_addressable): Likewise.
10447 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
10448 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
10449 expand_debug_expr): Likewise.
10450 * tree-dump.c (dequeue_and_dump): Likewise.
10451 * ubsan.c (instrument_bool_enum_load): Likewise.
10452 * tree-pretty-print.c (print_declaration): Likewise.
10453 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10454 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
10455 * asan.c (asan_protect_global, instrument_derefs): Likewise.
10456 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
10457 pass_build_ssa::execute): Likewise.
10458 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
10459 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
10461 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
10463 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
10464 can_be_nonlocal, remap_decls, copy_debug_stmt,
10465 initialize_inlined_parameters, add_local_variables,
10466 reset_debug_binding, replace_locals_op): Likewise.
10467 * dse.c (can_escape): Likewise.
10468 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
10470 * tree-diagnostic.c (default_tree_printer): Likewise.
10471 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
10472 unpack_ts_decl_with_vis_value_fields,
10473 lto_input_ts_decl_common_tree_pointers): Likewise.
10474 * builtins.c (builtin_save_expr, fold_builtin_expect,
10475 readonly_data_expr): Likewise.
10476 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
10477 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
10479 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
10480 * gimplify.c (force_constant_size, gimplify_bind_expr,
10481 gimplify_decl_expr, gimplify_var_or_parm_decl,
10482 gimplify_compound_lval, gimplify_init_constructor,
10483 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
10484 gimplify_type_sizes): Likewise.
10485 * cgraphbuild.c (record_reference, record_type_list, mark_address,
10486 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
10487 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
10488 remove_unused_locals): Likewise.
10489 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
10490 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
10491 * function.c (instantiate_expr, instantiate_decls_1,
10492 setjmp_vars_warning, add_local_decl): Likewise.
10493 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
10495 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
10496 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
10497 optimize_va_list_gpr_fpr_size): Likewise.
10498 * tree-nrv.c (pass_nrv::execute): Likewise.
10499 * tsan.c (instrument_expr): Likewise.
10500 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10501 * vtable-verify.c (verify_bb_vtables): Likewise.
10502 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
10503 get_ref_base_and_extent): Likewise.
10504 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
10506 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
10507 analyze_all_variable_accesses): Likewise.
10508 * tree-nested.c (get_nonlocal_debug_decl,
10509 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
10510 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
10511 get_local_debug_decl, convert_local_omp_clauses,
10512 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
10514 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
10515 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
10516 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
10517 dbxout_symbol, dbxout_common_check): Likewise.
10518 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
10519 string_constant): Likewise.
10520 * hsa.c (hsa_get_declaration_name): Likewise.
10521 * passes.c (rest_of_decl_compilation): Likewise.
10522 * tree-ssanames.c (make_ssa_name_fn): Likewise.
10523 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
10524 pack_ts_decl_with_vis_value_fields,
10525 write_ts_decl_common_tree_pointers): Likewise.
10526 * stor-layout.c (place_field): Likewise.
10527 * symtab.c (symtab_node::maybe_create_reference,
10528 symtab_node::verify_base, symtab_node::make_decl_local,
10529 symtab_node::copy_visibility_from,
10530 symtab_node::can_increase_alignment_p): Likewise.
10531 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
10532 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
10533 fortran_common, add_location_or_const_value_attribute,
10534 add_scalar_info, add_linkage_name, set_block_abstract_flags,
10535 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
10536 optimize_one_addr_into_implicit_ptr,
10537 optimize_location_into_implicit_ptr): Likewise.
10538 * gimple-low.c (record_vars_into): Likewise.
10539 * ipa-visibility.c (update_vtable_references): Likewise.
10540 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
10542 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
10543 DFS::DFS_write_tree_body, write_symbol): Likewise.
10544 * langhooks.c (lhd_warn_unused_global_decl,
10545 lhd_set_decl_assembler_name): Likewise.
10546 * attribs.c (decl_attributes): Likewise.
10547 * except.c (output_ttype): Likewise.
10548 * varpool.c (varpool_node::get_create, ctor_for_folding,
10549 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
10550 * fold-const.c (fold_unary_loc): Likewise.
10551 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
10552 ipa_find_agg_cst_from_init): Likewise.
10553 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
10554 expand_omp_target, lower_omp_regimplify_p,
10555 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
10556 find_link_var_op): Likewise.
10557 * tree-chrec.c (chrec_contains_symbols): Likewise.
10558 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
10559 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
10560 execute_fixup_cfg): Likewise.
10562 PR tree-optimization/77901
10563 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
10564 if ranges[i].exp is SSA_NAME when looking for >= and only when
10565 ranges[i].exp is NULL or SSA_NAME when looking for the other
10568 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10570 * ipa-cp.c (ipcp_alignment_lattice): Remove.
10571 (ipcp_param_lattices): Remove field alignment.
10572 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
10573 (set_all_contains_variable): Remove call to
10574 ipcp_alignment_lattice::set_to_bottom.
10575 (initialize_node_lattices): Likewise.
10576 (propagate_alignment_accross_jump_function): Remove.
10577 (propagate_constants_accross_call): Remove call to
10578 propagate_alignment_accross_jump_function.
10579 (ipcp_store_alignment_results): Remove.
10580 (ipcp_driver): Remove call to ipcp_store_alignment_results.
10581 (propagate_bits_accross_jump_function): Handle ancestor jump function.
10582 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
10583 pretty-printing of alignment jump function.
10584 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
10585 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
10586 alignments and remove computing ipa_alignment jump function.
10587 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
10588 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
10589 (ipa_read_jump_function): Remove reading of ipa_alignment.
10590 (write_ipcp_transformation_info): Remove streaming for alignment
10591 propagation summary.
10592 (read_ipcp_transformation_info): Remove reading of alignment
10593 propagation summary.
10594 (ipcp_update_alignments): Remove.
10595 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
10597 (ipcp_transform_function): Remove call to ipcp_update_alignments()
10598 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
10599 * ipa-prop.h (ipa_alignment): Remove.
10600 (ipa_jump_func): Remove field alignment.
10601 (ipcp_transformation_summary): Remove field alignments.
10602 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
10603 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
10604 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
10606 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
10608 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
10610 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
10612 (visium_expand_fp_cstore): Likewise.
10614 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10616 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
10617 * diagnostic.c (warning_at_rich_loc_n): New function.
10618 (diagnostic_n_impl_richloc): Likewise.
10619 (diagnostic_n_impl): Move most of the function to
10620 diagnostic_n_impl_richloc and call it.
10622 2016-10-08 Jakub Jelinek <jakub@redhat.com>
10624 * gen-pass-instances.awk: Rewritten.
10625 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
10626 $(PASSES_EXTRA) after passes.def to the script.
10627 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
10628 * config/i386/i386-passes.def: New file.
10629 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
10630 make_pass_stv): Declare.
10631 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
10633 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
10635 (pass_stv::clone, pass_stv::set_pass_param): New methods.
10636 (pass_stv::timode_p): New non-static data member.
10637 (ix86_option_override): Don't register passes here.
10639 * doc/invoke.texi: Document accepting Else, fallthrough.
10641 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
10644 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
10645 FALLTHRU comment styles.
10647 2016-10-07 Andrew Pinski <apinski@cavium.com>
10649 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
10650 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
10651 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
10653 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
10655 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
10657 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
10658 (AARCH64_ARCH): Likewise.
10659 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
10661 (AARCH64_CORE): Likewise.
10662 (AARCH64_ARCH): Likewise.
10663 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
10664 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10665 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
10666 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10667 (AARCH64_ARCH): Likewise.
10668 (AARCH64_CORE): Likewise.
10669 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
10670 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
10671 (AARCH64_CORE): Likewise.
10672 (AARCH64_ARCH): Likewise.
10674 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
10676 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
10677 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
10678 floating point type infrastructre, and -mfloat128 that enables the
10679 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
10680 if -mfloat128-type. Define __ibm128 to be long double by default.
10681 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
10682 the IEEE 128-bit floating point type infrastructure should
10683 automatically be enabled.
10684 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
10685 instead of -mfloat128 to enable KFmode.
10686 (rs6000_option_override_internal): Split the option -mfloat128
10687 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
10688 systems, automatically set -mfloat128-type, but don't enable it on
10689 other operating systems. Move setting the long double size and
10690 IEEE quad support before the IEEE 128-bit floating point changes.
10691 (rs6000_init_builtins): Do not create a unique type for __ibm128
10692 if long double is IBM extended double, instead rely on __ibm128
10693 being defined as 'long double'. If -mfloat128-type and not
10694 -mfloat128, create the KFmode type with an undocumented __ieee128
10696 (rs6000_init_libfuncs): Use -mfloat128-type instead of
10697 -mfloat128 for tests about the types, but keep tests for
10698 -mfloat128 to enable the keyword support.
10699 (rs6000_complex_function_value): Likewise.
10700 (rs6000_scalar_mode_supported_p): Likewise.
10701 (rs6000_floatn_mode): Likewise.
10702 (rs6000_c_mode_for_suffix): Likewise.
10703 (rs6000_opt_masks): Add -mfloat128-type.
10704 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
10705 -mfloat128-type being split from -mfloat128. Add
10706 -mfloat128-hardware, which was missing.
10707 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
10708 -mfloat128 and -mfloat128-type:
10709 (-mfloat128-type): Likewise.
10710 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
10711 that 64-bit Linux systems with enable -mfloat128-type by default
10713 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
10714 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
10715 -mfloat128-type instead of -mfloat128.
10716 (FLOAT128_2REG_P): Likewise.
10717 (MASK_FLOAT128_TYPE): Likewise.
10718 (ALTIVEC_ARG_MAX_RETURN): Likewise.
10719 (RS6000_BTM_FLOAT128): Likewise.
10720 (TARGET_FLOAT128): Poison old identifiers.
10721 (OPTION_MASK_FLOAT128): Likewise.
10722 (MASK_FLOAT128): Likewise.
10723 * config/rs6000/rs6000.md (FP): Likewise.
10724 (FLOAT128): Likewise.
10725 (fix_trunc<mode>di2): Likewise.
10726 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
10727 (floatdi<mode>2): Likewise.
10728 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
10729 (neg<mode>2, FLOAT128 iterator): Likewise.
10730 (abs<mode>2, FLOAT128 iterator): Likewise.
10731 (ieee_128bit_negative_zero): Likewise.
10732 (ieee_128bit_vsx_neg<mode>2): Likewise.
10733 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
10734 (ieee_128bit_vsx_abs<mode>2): Likewise.
10735 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10736 (ieee_128bit_vsx_nabs<mode>2): Likewise.
10737 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10738 (extendiftf2): Likewise.
10739 (extendifkf2): Likewise.
10740 (extendtfkf2): Likewise.
10741 (trunciftf2): Likewise.
10742 (truncifkf2): Likewise.
10743 (trunckftf2): Likewise.
10744 (trunctfif2): Likewise.
10745 (extendkftf2): Likewise.
10746 (trunctfkf2): Likewise.
10748 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10750 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
10751 before merging in bytes to pass down to real_from_target.
10753 2016-10-07 Richard Biener <rguenther@suse.de>
10755 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
10757 (substitute_and_fold_dom_walker::before_dom_children):
10758 Substitute and fold before pass specific folding to avoid
10759 feeding that with SSA names that will be later released.
10760 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
10761 introduced by folding and visited by evaluate_stmt called during
10763 (likely_value): Likewise.
10764 (evaluate_stmt): Likewise.
10765 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
10766 (simplify_div_or_mod_using_ranges): Likewise.
10767 (simplify_min_or_max_using_ranges): Likewise.
10768 (simplify_abs_using_ranges): Likewise.
10769 (simplify_conversion_using_ranges): Likewise.
10770 (simplify_float_conversion_using_ranges): Likewise.
10771 (simplify_stmt_using_ranges): Likewise.
10773 2016-10-07 Marek Polacek <polacek@redhat.com>
10775 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
10776 FALLTHROUGH_LABEL_P here...
10777 (warn_implicit_fallthrough_r): ...not here.
10779 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
10781 PR tree-optimization/77880
10782 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
10785 2016-10-07 Marek Polacek <polacek@redhat.com>
10788 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
10790 2016-10-07 Richard Biener <rguenther@suse.de>
10792 * bitmap.h: Document constraints on bitmap modification while
10795 2016-10-07 Richard Biener <rguenther@suse.de>
10797 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
10798 * bitmap.h (bmp_iter_set): When advancing to the next element
10799 check that we didn't remove the current one.
10800 (bmp_iter_and): Likewise.
10801 (bmp_iter_and_compl): Likewise.
10802 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
10803 we currently iterate on but keep a one-level queue.
10804 * sched-deps.c (remove_from_deps): Do not clear current bit
10805 but keep a one-level queue.
10807 2016-10-07 Jakub Jelinek <jakub@redhat.com>
10809 PR tree-optimization/77664
10810 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
10811 for the other ranges.
10812 (optimize_range_tests_diff): Fix up formatting.
10813 (optimize_range_tests_var_bound): New function.
10814 (optimize_range_tests): Use it.
10816 2016-10-07 Martin Liska <mliska@suse.cz>
10818 * coverage.c (build_gcov_exit_decl): Fix priority what
10819 should be really 99.
10821 2016-10-07 Richard Biener <rguenther@suse.de>
10823 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
10824 vars in gimple_bind_vars but not in BLOCK_VARS.
10826 2016-10-07 Richard Biener <rguenther@suse.de>
10828 PR tree-optimization/77879
10829 * tree-ssa-structalias.c (handle_const_call): Properly handle
10831 (handle_pure_call): Likewise.
10833 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10835 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
10836 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
10839 2016-10-06 Andrew Pinski <apinski@cavium.com>
10841 * config/aarch64/aarch64-cores.def: Add a comment before each
10844 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10846 PR tree-optimization/77862
10847 * tree-vrp.c (add_equivalence): Use get_value_range so that
10848 num_vr_values is checked before accessing vr_values.
10850 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10852 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
10855 2016-10-05 Jeff Law <law@redhat.com>
10857 PR tree-optimization/71661
10858 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
10859 removal of a forwarder exposes a new natural loop.
10861 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
10863 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
10864 Introduce ssesuffix variable.
10865 (<mask_codefor><code><mode>3<mask_name>): Ditto.
10866 (*<code><mode>3): Ditto.
10868 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
10870 * postreload.c (reload_cse_simplify): Skip also USE when detecting
10873 2016-10-06 Richard Biener <rguenther@suse.de>
10875 PR tree-optimization/77855
10876 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
10877 instead of removing the current item while iterating over the set
10880 2016-10-06 James Clarke <jrtc27@jrtc27.com>
10881 Eric Botcazou <ebotcazou@adacore.com>
10884 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
10885 (classify_registers): Don't set it
10886 (function_arg_slotno): Don't initialize and test it. Tidy up.
10888 2016-10-06 Richard Biener <rguenther@suse.de>
10890 PR tree-optimization/77839
10891 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
10892 lattice transition.
10894 2016-10-06 Martin Liska <mliska@suse.cz>
10896 * gcc.c: Set -fprofile-update=atomic when profiling is
10897 enabled and -pthread is set. Warn when one combines
10898 -pthread and -fprofile-update=single for an app using
10901 2016-10-06 Martin Liska <mliska@suse.cz>
10904 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
10905 * gimple-ssa-strength-reduction.c (slsr_process_cast):
10906 Initialize a pointer to NULL.
10907 (slsr_process_copy): Likewise.
10908 * input.c (location_get_source_line): Likewise.
10909 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
10911 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
10913 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
10914 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
10915 (ix86_handle_option): Deleted handle of OPT_mpcommit.
10916 * config.gcc: Deleted pcommitintrin.h
10917 * config/i386/pcommitintrin.h: Deleted file.
10918 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
10919 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
10921 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
10923 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
10924 (PTA_PCOMMIT): Deleted define.
10925 (ix86_option_override_internal): Deleted handle of option.
10926 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
10927 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
10928 __builtin_ia32_pcommit): Deleted.
10929 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
10930 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
10931 (pcommit): Deleted instruction.
10932 * config/i386/i386.opt: Mention -mpcommit deprecation.
10933 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
10935 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
10938 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
10939 Remove wrong assert.
10940 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
10941 Use <round_constraint> as operand 1 constraint.
10943 2016-10-05 Jakub Jelinek <jakub@redhat.com>
10946 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
10947 (ubsan_instrument_float_cast): And not here.
10950 * ubsan.c (ubsan_ids): New GTY(()) array.
10951 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
10952 instead of static local counters.
10954 2016-10-05 Martin Sebor <msebor@redhat.com>
10957 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
10958 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
10959 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
10960 (default_printf_pointer_format): Define function.
10961 * targhooks.c (linux_printf_pointer_format): Define new function.
10962 * targhooks.h (linux_printf_pointer_format): Declare.
10963 (gnu_libc_printf_pointer_format): Remove declaration.
10965 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10967 * fold-const.c (native_encode_real): Fix logic for selecting offset
10968 to write to when BYTES_BIG_ENDIAN.
10970 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
10972 * builtins.c (fold_builtin_strchr): Remove function.
10973 (fold_builtin_strrchr): Likewise.
10974 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
10975 * gimple-fold.c (target_char_cst_p): New function.
10976 (gimple_fold_builtin_strchr) Add more foldings.
10977 (gimple_fold_builtin): Add index, strrchr, rindex cases.
10979 2016-10-05 Richard Biener <rguenther@suse.de>
10981 PR middle-end/77863
10982 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
10983 capture ids in c-exprs.
10985 2016-10-05 Richard Biener <rguenther@suse.de>
10987 PR middle-end/77826
10988 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
10989 with types_match for GIMPLE code gen to handle type mismatched
10990 constants properly.
10991 (dt_operand::gen): Adjust.
10992 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
10995 2016-10-05 Richard Biener <rguenther@suse.de>
10997 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
10999 2016-10-05 Richard Biener <rguenther@suse.de>
11001 PR middle-end/77842
11002 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
11004 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
11006 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
11007 version check to protect only DW_TAG_imported_module generation.
11009 2016-10-05 Richard Biener <rguenther@suse.de>
11011 PR middle-end/55152
11012 * match.pd (min(a,-a) -> -abs(a)): New pattern.
11014 2016-10-04 Ian Lance Taylor <iant@golang.org>
11016 * explow.c (allocate_dynamic_stack_space): Call
11017 do_pending_stack_adjust before handling flag_split_stack.
11019 2016-10-04 David Malcolm <dmalcolm@redhat.com>
11021 * genattrtab.c (make_internal_attr): Supply dummy column number to
11022 file_location ctor.
11024 * genoutput.c (init_insn_for_nothing): Likewise.
11025 * gensupport.c (add_define_attr): Likewise.
11026 * read-md.c (message_at_1): Print column number.
11027 (fatal_with_file_and_line): Likewise.
11028 (rtx_reader::read_char): Track column numbers.
11029 (rtx_reader::unread_char): Likewise.
11030 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
11031 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
11032 (rtx_reader::handle_file): Initialize m_read_md_colno.
11033 (rtx_reader::get_current_location): Supply column number to
11034 file_location ctor.
11035 * read-md.h (struct file_location): Add field "colno".
11036 (file_location::file_location): Likewise.
11037 (rtx_reader::get_colno): New accessor.
11038 (rtx_reader::m_read_md_colno): New field.
11039 (rtx_reader::m_last_line_colno): New field.
11041 2016-10-04 Jakub Jelinek <jakub@redhat.com>
11043 * doc/extend.texi (Java Exceptions): Remove.
11044 (java_interface): Remove.
11046 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
11048 PR tree-optimization/77808
11049 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
11050 and addr are different before copying points-to information.
11052 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
11054 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
11055 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
11056 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
11057 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
11059 2016-10-04 Richard Biener <rguenther@suse.de>
11061 PR tree-optimization/77399
11062 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
11063 verify the target can convert.
11065 2016-10-04 Richard Biener <rguenther@suse.de>
11067 PR middle-end/77833
11068 * explow.c (plus_constant): Verify the mode of the constant
11069 pool offset before calling plus_constant.
11071 2016-10-04 Richard Biener <rguenther@suse.de>
11073 PR middle-end/77407
11074 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
11075 type support, mark with :C.
11076 (X / -X -> -1): Mark with :C.
11078 2016-10-04 Jakub Jelinek <jakub@redhat.com>
11080 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
11081 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
11082 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
11083 * doc/tm.texi: Regenerated.
11084 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
11085 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
11086 * config/darwin.h (JCR_SECTION_NAME): Remove.
11087 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
11088 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
11089 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
11090 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
11091 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
11092 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
11094 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11096 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
11097 between "because" and "param" in dump message in call to fprintf.
11099 2016-10-03 Jeff Law <law@redhat.com>
11101 PR tree-optimization/71550
11102 PR tree-optimization/71403
11103 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
11104 (profitable_jump_thread_path): Also return boolean indicating if
11105 the realized path will create an irreducible loop.
11106 Remove loop depth tests from 71403.
11107 (fsm_find_control_statement_thread_paths): Remove loop depth tests
11108 from 71403. If threading will create an irreducible loop, then
11109 throw away loop iteration and related information.
11111 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
11113 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
11114 -Woverloaded-virtual checks for warning options.
11115 * configure: Regenerate.
11117 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11119 PR preprocessor/77699
11120 * input.c (maybe_grow): Don't allocate one byte extra headroom.
11121 (get_next_line): Return false on error.
11122 (read_next_line): Removed, use get_next_line instead.
11123 (read_line_num): Don't copy the line.
11124 (location_get_source_line): Don't use static data.
11125 (selftest::test_reading_source_line): Add more test cases.
11127 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11130 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11132 * ifcvt.c (noce_try_avoid_const_materialization): New function.
11133 (noce_process_if_block): Use it.
11135 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11137 * doc/invoke.texi: Update -Wint-in-bool-context.
11139 2016-10-02 Jakub Jelinek <jakub@redhat.com>
11141 * dwarf2out.c (output_fde, output_call_frame_info,
11142 dwarf2out_do_cfi_startproc, set_indirect_string,
11143 gen_internal_sym, output_die, output_line_info): Use
11144 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
11145 ASM_GENERATE_INTERNAL_LABEL output.
11147 2016-10-01 Richard Biener <rguenther@suse.de>
11149 PR middle-end/77798
11150 * genmatch.c (get_operand_type): Add operand position arg
11151 and handle COND_EXPR comparison operand with fixed boolean_type_node.
11152 (expr::gen_transform): Adjust.
11153 (dt_simplify::gen_1): Likewise.
11155 2016-10-01 Jakub Jelinek <jakub@redhat.com>
11157 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
11158 comments. Simplify asserts, remove unnecessary conditions.
11160 (*<code><mode>3): Likewise.
11162 2016-09-30 Jakub Jelinek <jakub@redhat.com>
11164 * doc/invoke.texi (-Wregister): Document.
11166 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
11168 * configure.ac: Split CHECKING_P into CHECKING_P and
11169 ENABLE_EXTRA_CHECKING.
11170 * configure: Regenerated.
11171 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
11172 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
11174 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
11177 * gcc.c (process_command): For @filename handling, output
11178 the correct name if the file does not exist.
11180 2016-09-30 Marek Polacek <polacek@redhat.com>
11182 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
11183 * config/alpha/predicates.md: Likewise.
11185 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11187 * ifcvt.c (noce_try_avoid_const_materialization): New function.
11188 (noce_process_if_block): Use it.
11190 2016-09-30 Martin Liska <mliska@suse.cz>
11192 * doc/invoke.texi: Document asan-use-after-return that
11193 it's disabled by default in runtime.
11195 2016-09-30 Richard Biener <rguenther@suse.de>
11197 * tree-vrp.c (intersect_ranges): If we failed to handle
11198 the intersection choose a constant singleton range if available.
11200 2016-09-30 Richard Biener <rguenther@suse.de>
11202 PR tree-optimization/77399
11203 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
11204 float <-> int conversions.
11206 2016-09-30 Alan Modra <amodra@gmail.com>
11208 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
11210 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
11212 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
11213 ext_level before calling CPUID with 0x80000008.
11214 Simplify xgetbv checks.
11216 2016-09-29 David Malcolm <dmalcolm@redhat.com>
11218 * Makefile.in (OBJS): Add print-rtl-function.o.
11219 * print-rtl-function.c: New file.
11220 * print-rtl.h (print_rtx_function): New decl.
11222 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
11225 * config/i386/cpuid.h (__get_cpuid_count): New.
11226 (__get_cpuid): Rename __level to __leaf.
11228 2016-09-29 Marek Polacek <polacek@redhat.com>
11230 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
11232 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
11235 * builtins.c (expand_builtin_memcmp): Don't swap args unless
11236 result is only being compared with zero.
11238 2016-09-29 Marek Polacek <polacek@redhat.com>
11240 * dwarf2out.c (loc_descriptor): Add fall through comment.
11241 (add_const_value_attribute): Likewise.
11243 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
11245 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
11246 with "v6t2". Move "arch" attribute above "pool_range".
11247 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
11249 (*thumb2_movhi_vfp): Likewise.
11250 (*arm_movhi_fp16): Likewise.
11251 (*thumb2_movhi_fp16): Likewise.
11252 (*arm_movsi_vfp): Remove "arch" attribute.
11253 (*thumb2_movsi_vfp): Likewise.
11255 2016-09-29 Martin Liska <mliska@suse.cz>
11257 * doc/extend.texi: Remove limitation of Objective C for
11258 __attribute__((constructor)) and __attribute__((destructor)).
11260 2016-09-29 Richard Biener <rguenther@suse.de>
11262 PR tree-optimization/77768
11263 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11264 Handle stores to readonly memory when removing redundant stores.
11266 2016-09-29 Richard Biener <rguenther@suse.de>
11268 PR middle-end/77407
11269 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
11270 X / -X -> -1 simplifications.
11272 2016-09-29 Richard Biener <rguenther@suse.de>
11274 PR middle-end/55152
11275 * match.pd: Add max(a,-a) -> abs(a) pattern.
11276 * tree-ssa-phiopt.c (minmax_replacement): Disable for
11277 HONOR_SIGNED_ZEROS types.
11279 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
11281 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
11282 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
11284 2016-09-29 Richard Biener <rguenther@suse.de>
11286 * tree-vrp.c (set_defs_to_varying): New helper avoiding
11287 writing to vr_const_varying.
11288 (vrp_initialize): Call it.
11289 (vrp_visit_stmt): Likewise.
11290 (evrp_dom_walker::before_dom_children): Likewise.
11292 2016-09-29 Richard Biener <rguenther@suse.de>
11294 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
11295 constructors with vector elements.
11297 2016-09-29 Richard Biener <rguenther@suse.de>
11299 PR tree-optimization/77768
11300 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
11301 with stores to a place we know has a constant value.
11303 2016-09-29 Alan Modra <amodra@gmail.com>
11305 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
11306 * doc/invoke.texi: Document it.
11307 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
11308 (rs6000_passes_float): Comment.
11309 (rs6000_passes_long_double): New static var.
11310 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
11311 (init_cumulative_args): Set up to emit fp .gnu_attribute for
11312 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
11313 to include fp values returned in vectors.
11314 Set rs6000_passes_long_double.
11315 (rs6000_function_arg_advance_1): Likewise for function args.
11316 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
11317 and SPE. Emit long double tag value too.
11318 (rs6000_opt_vars): Add gnu-attr.
11319 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
11320 * configure: Regenerate.
11321 * config.in: Regenerate.
11323 2016-09-28 Jakub Jelinek <jakub@redhat.com>
11325 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
11327 (format_floating, format_string, format_directive,
11328 get_destination_size, pass_sprintf_length::handle_gimple_call):
11331 2016-09-28 Jakub Jelinek <jakub@redhat.com>
11333 * gimple-ssa-sprintf.c: Fix comment formatting.
11334 (format_integer): Use is_gimple_assign.
11335 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
11336 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
11337 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
11338 (pass_sprintf_length::execute): Use is_gimple_call.
11340 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
11342 * gimple-fold.c (gimple_fold_builtin): After failing to fold
11343 strchr, also try the generic folding.
11345 2016-09-28 Martin Sebor <msebor@redhat.com>
11348 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
11351 2016-09-28 Martin Sebor <msebor@redhat.com>
11353 PR middle-end/77683
11354 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
11355 length modifier is not expected.
11356 (format_floating): Ignore l length modifier and fail gracefuly
11357 when it isn't one of the other expected ones.
11359 2016-09-28 Martin Sebor <msebor@redhat.com>
11362 * varasm.c (assemble_addr_to_section): Increase local buffer size.
11364 2016-09-27 Richard Biener <rguenther@suse.de>
11366 * dwarf2out.c (cu_die_list): New global.
11367 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
11368 main_comp_unit_die to cu_die_list if we created it.
11369 Move break_out_includes ...
11370 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
11373 2016-09-28 Richard Biener <rguenther@suse.de>
11375 * dwarf2out.c (struct die_struct): Add removed flag.
11376 (lookup_type_die): If the DIE is marked as removed, clear
11377 TYPE_SYMTAB_DIE and return NULL.
11378 (lookup_decl_die): If the DIE is marked as removed, remove it
11379 from the hash and return NULL.
11380 (mark_removed): New helper.
11381 (prune_unused_types_prune): Call it for removed DIEs.
11382 (gen_subprogram_die): Move the premark_used_types call to after
11383 DIEs for the functions scopes are generated.
11384 (process_scope_var): Do not re-create pruned types or type decls.
11385 Make sure to also re-parent type decls.
11386 (dwarf2out_finish): Move unused type pruning and debug_types
11388 (dwarf2out_early_finish): ... here.
11390 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
11392 * config/arc/arc-c.c: New file.
11393 * config/arc/arc-c.def: Likewise.
11394 * config/arc/t-arc: Likewise.
11395 * config.gcc: Include arc-c.o as c and cpp object.
11396 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
11397 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
11398 arc_cpu_cpp_builtins.
11400 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
11402 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
11403 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
11405 2016-09-28 Nathan Sidwell <nathan@acm.org>
11407 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
11410 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
11412 PR tree-optimization/61056
11413 * gimple-fold.c (gimple_fold_builtin_strchr):
11414 New function to optimize strchr (s, 0) to strlen.
11415 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
11417 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
11419 PR tree-optimization/77724
11420 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
11421 Add tree_fits_shwi_p check.
11423 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11425 * auto-inc-dec.c (try_merge): Remove break after return.
11426 * cselib.c (autoinc_split): Likewise.
11427 * explow.c (promote_mode): Likewise.
11428 * fixed-value.c (fixed_arithmetic): Likewise.
11429 * hsa.c (hsa_internal_fn::get_arity): Likewise.
11430 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
11431 * trans-mem.c (get_attrs_for): Likewise.
11432 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
11433 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
11434 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
11435 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
11436 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
11437 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
11438 * config/cris/cris.c (cris_op_str): Likewise.
11439 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
11440 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
11442 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
11444 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
11445 IFN_GOACC_REDUCTION_CODES): New.
11446 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
11447 ifn_goacc_reduction_kind): Use them.
11448 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
11449 of internal functions, when applicable.
11451 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
11453 * config/mips/constraints.md (d): Fix documentation.
11454 * doc/md.texi (Machine Constraints): Update accordingly.
11456 2016-09-27 Richard Biener <rguenther@suse.de>
11458 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
11459 cur_line_info_table initialization ...
11460 (dwarf2out_assembly_start): ... here.
11462 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
11464 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
11465 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
11466 (*thumb2_movhi_vfp): Likewise.
11467 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
11468 template. Expand predicable attribute to mark VMOV.F16 as not
11469 predicable. Add "arch" attribute.
11470 (*thumb2_movhi_fp16): Likewise.
11471 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
11472 (*thumb2_movsi_vfp): Add "arch" attribute.
11474 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
11476 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
11479 2016-09-27 Marek Polacek <polacek@redhat.com>
11481 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
11484 * config/c6x/c6x.h: Adjust fall through comment.
11485 * config/sh/sh.c (final_prescan_insn): Likewise.
11486 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
11487 (visium_expand_fp_cstore): Likewise.
11489 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11491 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
11492 expected by -Wimplicit-fallthrough.
11493 (thumb1_size_rtx_costs): Likewise.
11494 (thumb2_reorg): Likewise.
11495 (tls_mentioned_p): Add "Fall through" comment.
11496 (thumb2_reorg): Likewise.
11497 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
11498 comment form expected by -Wimplicit-fallthrough.
11500 2016-09-27 Martin Liska <mliska@suse.cz>
11502 PR gcov-profile/46266
11503 * input.h (RESERVED_LOCATION_P): New macro.
11504 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
11505 instread of comparison with UNKNOWN_LOCATION.
11507 2016-09-27 Richard Biener <rguenther@suse.de>
11509 PR tree-optimization/77745
11510 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11511 When removing redundant stores make sure to check compatibility
11512 of the TBAA state for downstream accesses.
11513 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
11514 value-numbering virtual operands for store matches.
11516 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
11519 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
11520 movrt patterns. Match them before anything else in the SET case.
11522 2016-09-27 Martin Liska <mliska@suse.cz>
11524 PR gcov-profile/7970
11525 PR gcov-profile/16855
11526 PR gcov-profile/44779
11527 * coverage.c (build_gcov_exit_decl): New function.
11528 (coverage_obj_init): Call the function and generate __gcov_exit
11530 * doc/gcov.texi: Document when __gcov_exit function is called.
11532 2016-09-27 Marek Polacek <polacek@redhat.com>
11535 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11536 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
11537 -Wno-error instead of -Wno-implicit-fallthrough.
11539 2016-09-27 Martin Liska <mliska@suse.cz>
11542 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
11544 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11546 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
11547 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
11548 comments. Remove break after return.
11549 (ix86_fp_compare_code_to_integer, has_dispatch,
11550 ix86_simd_clone_usable): Remove break after return.
11552 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
11554 PR rlt-optimization/77714
11555 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
11558 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
11561 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
11562 extract_range_from_unary_expr to convert value_range.
11563 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
11564 (extract_range_from_unary_expr): This.
11565 * tree-vrp.h (extract_range_from_unary_expr): Declare.
11567 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
11569 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
11571 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11573 * config/i386/i386.c (ix86_print_operand)
11574 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
11575 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
11576 (epilogue_renumber): Likewise.
11578 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
11580 PR middle-end/77719
11581 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
11582 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
11584 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
11586 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
11587 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
11588 is_mm_seq_cst, is_mm_sync): Move to ...
11589 * memmodel.h: This. New file.
11590 * builtins.c: Include memmodel.h.
11591 * optabs.c: Likewise.
11592 * tsan.c: Likewise.
11593 * config/aarch64/aarch64.c: Likewise.
11594 * config/alpha/alpha.c: Likewise.
11595 * config/arm/arm.c: Likewise.
11596 * config/i386/i386.c: Likewise.
11597 * config/ia64/ia64.c: Likewise.
11598 * config/mips/mips.c: Likewise.
11599 * config/rs6000/rs6000.c: Likewise.
11600 * config/sparc/sparc.c: Likewise.
11601 * genconditions.c: Include memmodel.h in generated file.
11602 * genemit.c: Likewise.
11603 * genoutput.c: Likewise.
11604 * genpeep.c: Likewise.
11605 * genpreds.c: Likewise.
11606 * genrecog.c: Likewise.
11608 2016-09-26 David Malcolm <dmalcolm@redhat.com>
11610 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
11611 "c" instead when parsing characters. Move operand parsing into...
11612 (read_rtx_operand): ...this new function, renaming "i" to "idx",
11613 and tightening the scope of various locals.
11615 2016-09-26 Liu Hao <lh_mouse@126.com>
11617 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
11619 2016-09-26 Marek Polacek <polacek@redhat.com>
11621 * system.h: Use __has_attribute to check whether the fallthrough
11622 attribute is supported.
11624 2016-09-26 Marek Polacek <polacek@redhat.com>
11626 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
11627 gimple_call_internal_p.
11628 * ipa-split.c (find_return_bb): Likewise.
11629 (execute_split_functions): Likewise.
11630 * omp-low.c (dump_oacc_loop_part): Likewise.
11631 (oacc_loop_xform_head_tail): Likewise.
11632 * predict.c (predict_loops): Likewise.
11633 * sanopt.c (pass_sanopt::execute): Likewise.
11634 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
11635 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
11636 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
11637 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
11638 (expand_ifn_va_arg): Likewise.
11639 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
11640 (optimize_mask_stores): Likewise.
11641 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
11642 (vect_transform_stmt): Likewise.
11643 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
11644 * tsan.c (instrument_memory_accesses): Likewise.
11646 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11647 Alexander Monakov <amonakov@ispras.ru>
11649 * regrename.c (rename_chains): Check
11650 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
11651 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
11652 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
11654 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11656 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
11657 (s390_sched_score): Likewise.
11659 2016-09-26 Martin Liska <mliska@suse.cz>
11661 * doc/gcov.texi: Update program output of gcov tool.
11663 2016-09-26 Martin Liska <mliska@suse.cz>
11665 PR gcov-profile/23332
11666 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
11667 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
11668 * value-prof.c (dump_histogram_value): Do not handle
11669 HIST_TYPE_CONST_DELTA.
11670 (stream_in_histogram_value): Likewise.
11671 (gimple_find_values_to_profile): Likewise.
11672 * value-prof.h (enum hist_type): Likewise.
11674 2016-09-26 Martin Liska <mliska@suse.cz>
11676 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
11677 from default sanitize recover values.
11678 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
11679 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
11680 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
11682 * opts.c (finish_options): Do a generic loop over options
11683 that can be recovered.
11684 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
11686 (common_handle_option): Likewise.
11687 * opts.h: Declare can_recover to sanitizer_opts_s.
11689 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
11691 * target.def(elf_flags_numeric): Change documentation to present tense.
11692 * doc/tm.texi: Regenerate.
11694 2016-09-26 Marek Polacek <polacek@redhat.com>
11697 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11698 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
11699 -Wno-switch-fallthrough.
11700 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
11701 (expand_builtin): Likewise.
11702 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
11703 * convert.c (convert_to_real_1): Likewise.
11704 (convert_to_integer_1): Likewise.
11705 * final.c (output_alternate_entry_point): Likewise.
11706 * genattrtab.c (make_canonical): Likewise.
11707 (write_test_expr): Likewise.
11708 * genpreds.c (validate_exp): Likewise.
11709 * gimple-ssa-strength-reduction.c
11710 (find_candidates_dom_walker::before_dom_children): Likewise.
11711 * godump.c (go_format_type): Likewise.
11712 * reload1.c (elimination_effects): Likewise.
11713 * resource.c (mark_referenced_resources): Likewise.
11714 (mark_set_resources): Likewise.
11715 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
11716 * varasm.c (output_addressed_constants): Likewise.
11718 2016-09-26 Marek Polacek <polacek@redhat.com>
11721 * common.opt (Wimplicit-fallthrough): New option.
11722 * doc/extend.texi: Document statement attributes and the fallthrough
11724 * doc/invoke.texi: Document -Wimplicit-fallthrough.
11725 * gimple.h (gimple_call_internal_p): New function.
11726 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
11727 (struct label_entry): New struct.
11728 (find_label_entry): New function.
11729 (case_label_p): New function.
11730 (collect_fallthrough_labels): New function.
11731 (last_stmt_in_scope): New function.
11732 (should_warn_for_implicit_fallthrough): New function.
11733 (warn_implicit_fallthrough_r): New function.
11734 (maybe_warn_implicit_fallthrough): New function.
11735 (expand_FALLTHROUGH_r): New function.
11736 (expand_FALLTHROUGH): New function.
11737 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
11738 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
11739 (gimplify_label_expr): New function.
11740 (gimplify_case_label_expr): Set location.
11741 (gimplify_expr): Call gimplify_label_expr.
11742 * internal-fn.c (expand_FALLTHROUGH): New function.
11743 * internal-fn.def (FALLTHROUGH): New internal function.
11744 * langhooks.c (lang_GNU_OBJC): New function.
11745 * langhooks.h (lang_GNU_OBJC): Declare.
11746 * system.h (gcc_fallthrough): Define.
11747 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
11748 * tree.h (FALLTHROUGH_LABEL_P): Define.
11750 2016-09-26 Richard Biener <rguenther@suse.de>
11752 * dwarf2out.c (stripattributes): Remove unused function.
11753 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
11754 Push dwarf_split_debug_info handling into init_sections_and_labels.
11755 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
11756 (DEBUG_MACRO_SECTION_FLAGS): Remove.
11757 (debug_macinfo_section_name): New global.
11758 (output_macinfo): Use debug_macinfo_section_name.
11759 (init_sections_and_labels): Split out section and label generation
11760 from dwarf2out_init. Set debug_macinfo_section_name.
11761 (dwarf2out_init): Move text section label generation and emission
11763 (dwarf2out_assembly_start): ... here.
11764 (dwarf2out_finish): Call init_sections_and_labels before DWARF
11767 2016-09-26 Richard Biener <rguenther@suse.de>
11770 * cgraphunit.c (analyze_functions): Before early removing
11771 global vars calls the late_global_decl debug handler mark
11772 the variable as readonly.
11774 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
11777 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
11778 (sh_rtx_costs): Handle SET of movt and movrt patterns.
11779 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
11780 declare new overloads.
11781 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
11784 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11786 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
11787 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
11789 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
11791 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
11792 * configure: Regenerate.
11794 2016-09-24 Marek Polacek <polacek@redhat.com>
11797 * doc/invoke.texi: Document -Wbool-operation.
11799 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11801 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
11802 * config/rs6000/rs6000.c (expand_block_compare): New function used by
11803 cmpmemsi pattern to do builtin expansion of memcmp ().
11804 (compute_current_alignment): Add helper function for
11805 expand_block_compare used to compute alignment as the compare proceeds.
11806 (select_block_compare_mode): Used by expand_block_compare to select
11807 the mode used for reading the next chunk of bytes in the compare.
11808 (do_load_for_compare): Used by expand_block_compare to emit the load
11809 insns for the compare.
11810 (rs6000_emit_dot_insn): Moved this function to avoid a forward
11811 reference from expand_block_compare ().
11812 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
11813 prototype for this function.
11814 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
11815 target option for controlling how much code inline expansion of
11816 memcmp() will be allowed to generate.
11818 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11820 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
11821 hook_bool_mode_false, hook_bool_mode_true,
11822 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
11823 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
11824 hook_bool_const_rtx_insn_const_rtx_insn_true,
11825 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
11826 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
11827 hook_bool_const_tree_hwi_hwi_const_tree_false,
11828 hook_bool_const_tree_hwi_hwi_const_tree_true,
11829 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
11830 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
11831 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
11832 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
11833 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
11834 hook_bool_const_tree_true, hook_bool_tree_tree_false,
11835 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
11836 hook_bool_rtx_insn_true, hook_bool_rtx_false,
11837 hook_bool_uintp_uintp_false,
11838 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
11839 hook_rtx_tree_int_null, hook_uint_mode_0,
11840 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
11841 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
11842 hook_constcharptr_const_rtx_insn_null,
11843 hook_constcharptr_const_tree_const_tree_null,
11844 hook_constcharptr_int_const_tree_null,
11845 hook_constcharptr_int_const_tree_const_tree_null,
11846 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
11847 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
11848 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
11850 * vec.h (vNULL): Extend comment to say = vNULL initialization
11851 isn't needed for static vars.
11853 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
11854 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
11855 = vNULL initialization of file scope vec.
11856 * passes.c (pass_tab, enabled_pass_uid_range_tab,
11857 disabled_pass_uid_range_tab): Likewise.
11858 * haifa-sched.c (sched_luids, h_i_d): Likewise.
11859 * tree-chkp-opt.c (check_infos): Likewise.
11860 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
11862 * vec.h (vnull::operator vec): Add constexpr keyword for
11865 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
11867 PR tree-optimization/77654
11868 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
11869 to duplicate_ssa_name_ptr_info.
11871 2016-09-23 David Malcolm <dmalcolm@redhat.com>
11873 PR preprocessor/77672
11874 * input.c (selftest::test_lexer_string_locations_simple): Update
11875 test to expect location information of the terminator character
11876 at the location of the final closing quote.
11877 (selftest::test_lexer_string_locations_hex): Likewise.
11878 (selftest::test_lexer_string_locations_oct): Likewise.
11879 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
11880 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
11881 (selftest::test_lexer_string_locations_ucn4): Likewise.
11882 (selftest::test_lexer_string_locations_ucn8): Likewise.
11883 (selftest::test_lexer_string_locations_u8): Likewise.
11884 (selftest::test_lexer_string_locations_utf8_source): Likewise.
11885 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
11886 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
11887 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
11888 (selftest::test_lexer_string_locations_macro): Likewise.
11889 (selftest::test_lexer_string_locations_long_line): Likewise.
11891 2016-09-23 Richard Biener <rguenther@suse.de>
11893 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
11894 virtual definition to virtual use if the call devirtualizes
11895 to a const or pure function.
11896 (visit_use): Also visit calls we can devirtualize to a
11897 const or pure function.
11899 2016-09-23 Richard Biener <rguenther@suse.de>
11901 PR tree-optimization/77697
11902 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
11903 signal error if we have sth ternary or unhandled.
11905 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11907 * config/arm/arm_neon.h (vabd_f16): New.
11941 (vcvt_f16_s16): New.
11942 (vcvt_f16_u16): New.
11943 (vcvt_s16_f16): New.
11944 (vcvt_u16_f16): New.
11945 (vcvtq_f16_s16): New.
11946 (vcvtq_f16_u16): New.
11947 (vcvtq_s16_f16): New.
11948 (vcvtq_u16_f16): New.
11949 (vcvta_s16_f16): New.
11950 (vcvta_u16_f16): New.
11951 (vcvtaq_s16_f16): New.
11952 (vcvtaq_u16_f16): New.
11953 (vcvtm_s16_f16): New.
11954 (vcvtm_u16_f16): New.
11955 (vcvtmq_s16_f16): New.
11956 (vcvtmq_u16_f16): New.
11957 (vcvtn_s16_f16): New.
11958 (vcvtn_u16_f16): New.
11959 (vcvtnq_s16_f16): New.
11960 (vcvtnq_u16_f16): New.
11961 (vcvtp_s16_f16): New.
11962 (vcvtp_u16_f16): New.
11963 (vcvtpq_s16_f16): New.
11964 (vcvtpq_u16_f16): New.
11965 (vcvt_n_f16_s16): New.
11966 (vcvt_n_f16_u16): New.
11967 (vcvtq_n_f16_s16): New.
11968 (vcvtq_n_f16_u16): New.
11969 (vcvt_n_s16_f16): New.
11970 (vcvt_n_u16_f16): New.
11971 (vcvtq_n_s16_f16): New.
11972 (vcvtq_n_u16_f16): New.
11980 (vmaxnmq_f16): New.
11984 (vminnmq_f16): New.
11986 (vmul_lane_f16): New.
11989 (vmulq_lane_f16): New.
11990 (vmulq_n_f16): New.
11997 (vrecpeq_f16): New.
12010 (vrsqrte_f16): New.
12011 (vrsqrteq_f16): New.
12013 (vrecpsq_f16): New.
12014 (vrsqrts_f16): New.
12015 (vrsqrtsq_f16): New.
12019 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12021 * config.gcc (extra_headers): Add arm_fp16.h
12022 * config/arm/arm_fp16.h: New.
12023 * config/arm/arm_neon.h: Include "arm_fp16.h".
12025 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12027 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
12029 (vmulf): New (v8hf, v4hf variants).
12030 (vfma): New (v8hf, v4hf variants).
12031 (vfms): New (v8hf, v4hf variants).
12032 (vsub): New (v8hf, v4hf variants).
12033 (vcage): New (v8hf, v4hf variants).
12034 (vcagt): New (v8hf, v4hf variants).
12035 (vcale): New (v8hf, v4hf variants).
12036 (vcalt): New (v8hf, v4hf variants).
12037 (vceq): New (v8hf, v4hf variants).
12038 (vcgt): New (v8hf, v4hf variants).
12039 (vcge): New (v8hf, v4hf variants).
12040 (vcle): New (v8hf, v4hf variants).
12041 (vclt): New (v8hf, v4hf variants).
12042 (vceqz): New (v8hf, v4hf variants).
12043 (vcgez): New (v8hf, v4hf variants).
12044 (vcgtz): New (v8hf, v4hf variants).
12045 (vcltz): New (v8hf, v4hf variants).
12046 (vclez): New (v8hf, v4hf variants).
12047 (vabd): New (v8hf, v4hf variants).
12048 (vmaxf): New (v8hf, v4hf variants).
12049 (vmaxnm): New (v8hf, v4hf variants).
12050 (vminf): New (v8hf, v4hf variants).
12051 (vminnm): New (v8hf, v4hf variants).
12052 (vpmaxf): New (v4hf variant).
12053 (vpminf): New (v4hf variant).
12054 (vpadd): New (v4hf variant).
12055 (vrecps): New (v8hf, v4hf variants).
12056 (vrsqrts): New (v8hf, v4hf variants).
12057 (vabs): New (v8hf, v4hf variants).
12058 (vneg): New (v8hf, v4hf variants).
12059 (vrecpe): New (v8hf, v4hf variants).
12060 (vrnd): New (v8hf, v4hf variants).
12061 (vrnda): New (v8hf, v4hf variants).
12062 (vrndm): New (v8hf, v4hf variants).
12063 (vrndn): New (v8hf, v4hf variants).
12064 (vrndp): New (v8hf, v4hf variants).
12065 (vrndx): New (v8hf, v4hf variants).
12066 (vrsqrte): New (v8hf, v4hf variants).
12067 (vmul_lane): Add v4hf and v8hf variants.
12068 (vmul_n): Add v4hf and v8hf variants.
12069 (vext): New (v8hf, v4hf variants).
12070 (vcvts): New (v8hi, v4hi variants).
12071 (vcvts): New (v8hf, v4hf variants).
12072 (vcvtu): New (v8hi, v4hi variants).
12073 (vcvtu): New (v8hf, v4hf variants).
12074 (vcvts_n): New (v8hf, v4hf variants).
12075 (vcvtu_n): New (v8hi, v4hi variants).
12076 (vcvts_n): New (v8hi, v4hi variants).
12077 (vcvtu_n): New (v8hf, v4hf variants).
12078 (vbsl): New (v8hf, v4hf variants).
12079 (vcvtas): New (v8hf, v4hf variants).
12080 (vcvtau): New (v8hf, v4hf variants).
12081 (vcvtms): New (v8hf, v4hf variants).
12082 (vcvtmu): New (v8hf, v4hf variants).
12083 (vcvtns): New (v8hf, v4hf variants).
12084 (vcvtnu): New (v8hf, v4hf variants).
12085 (vcvtps): New (v8hf, v4hf variants).
12086 (vcvtpu): New (v8hf, v4hf variants).
12088 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12090 * config/arm/arm-builtins.c (hf_UP): New.
12092 (vfp_builtin_data): New. Update comment.
12093 (enum arm_builtins): Include "arm_vfp_builtins.def".
12094 (ARM_BUILTIN_VFP_PATTERN_START): New.
12095 (arm_init_vfp_builtins): New.
12096 (arm_init_builtins): Add arm_init_vfp_builtins.
12097 (arm_expand_vfp_builtin): New.
12098 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
12100 * config/arm/arm_vfp_builtins.def: New file.
12101 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
12102 (arm-builtins.o): Likewise.
12104 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
12107 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
12108 from constant while creating value range.
12110 2016-09-23 Renlin Li <renlin.li@arm.com>
12112 * ira.c (ira): Move ira_use_lra_p initialization code to ...
12113 (ira_init_once): Here.
12115 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
12116 Jakub Jelinek <jakub@redhat.com>
12118 * hooks.h (hook_uint_uintp_false): Rename to...
12119 (hook_bool_uint_uintp_false): ... this.
12120 * hooks.c (hook_uint_uintp_false): Rename to...
12121 (hook_bool_uint_uintp_false): ... this.
12122 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
12123 instead of hook_uint_uintp_false.
12125 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12127 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
12128 (arm_init_builtins): Move body of a loop to the standalone
12129 function arm_init_neon_builtin.
12130 (arm_expand_neon_builtin_1): New. Update comment. Function body
12131 moved from arm_neon_builtin with some white-space fixes.
12132 (arm_expand_neon_builtin): Move code into the standalone function
12133 arm_expand_neon_builtin_1.
12135 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12137 * config/arm/iterators.md (VCVTHI): New.
12138 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
12139 (NEON_VAGLTE): New.
12140 (VFM_LANE_AS): New.
12142 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
12143 (V_HALF): Add V4HF. Fix white-space.
12144 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
12145 (V_s_elem): Likewise.
12146 (V_sz_elem): Fix white-space.
12147 (V_elem_ch): Likewise.
12149 (scalar_mul_constraint): Add V8HF and V4HF.
12150 (Is_float_mode): Fix white-space.
12151 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
12152 (q): Add HF. Fix white-space.
12155 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
12156 (neon_vfm_lane_as): New.
12157 * config/arm/neon.md (add<mode>3_fp16): New.
12158 (sub<mode>3_fp16): New.
12159 (mul<mode>3add<mode>_neon): New.
12160 (fma<VH:mode>4_intrinsic): New.
12161 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
12162 (fmsub<VH:mode>4_intrinsic): New.
12163 (<absneg_str><mode>2): New.
12164 (neon_v<absneg_str><mode>): New.
12165 (neon_v<fp16_rnd_str><mode>): New.
12166 (neon_vrsqrte<mode>): New.
12167 (neon_vpaddv4hf): New.
12168 (neon_vadd<mode>): New.
12169 (neon_vsub<mode>): New.
12170 (neon_vmulf<mode>): New.
12171 (neon_vfma<VH:mode>): New.
12172 (neon_vfms<VH:mode>): New.
12173 (neon_vc<cmp_op><mode>): New.
12174 (neon_vc<cmp_op><mode>_fp16insn): New
12175 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
12176 (neon_vca<cmp_op><mode>): New.
12177 (neon_vca<cmp_op><mode>_fp16insn): New.
12178 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
12179 (neon_vc<cmp_op>z<mode>): New.
12180 (neon_vabd<mode>): New.
12181 (neon_v<maxmin>f<mode>): New.
12182 (neon_vp<maxmin>fv4hf: New.
12183 (neon_<fmaxmin_op><mode>): New.
12184 (neon_vrecps<mode>): New.
12185 (neon_vrsqrts<mode>): New.
12186 (neon_vrecpe<mode>): New (VH variant).
12187 (neon_vdup_lane<mode>_internal): New.
12188 (neon_vdup_lane<mode>): New.
12189 (neon_vcvt<sup><mode>): New (VCVTHI variant).
12190 (neon_vcvt<sup><mode>): New (VH variant).
12191 (neon_vcvt<sup>_n<mode>): New (VH variant).
12192 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
12193 (neon_vcvt<vcvth_op><sup><mode>): New.
12194 (neon_vmul_lane<mode>): New.
12195 (neon_vmul_n<mode>): New.
12196 * config/arm/unspecs.md (UNSPEC_VCALE): New
12197 (UNSPEC_VCALT): New.
12198 (UNSPEC_VFMA_LANE): New.
12199 (UNSPECS_VFMS_LANE): New.
12201 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12203 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
12204 ("*extzv<mode><clobbercc_or_nocc>"):
12205 Correct a typo in a comment.
12207 ("*insv<mode>_zEC12", "*insv<mode>_z10")
12208 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
12209 ("*insv<mode>_zEC12_appendbitsleft")
12210 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
12211 ("*insv<mode>_z10_appendbitsleft"): Ditto.
12212 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
12213 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
12214 Provide pattern with operands switched.
12215 ("*pre_z10_extv<mode>"):
12216 Use new subst patterns.
12217 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
12218 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
12219 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
12220 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
12221 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
12222 ("*<risbg_n>_sidi_ior_and_lshiftrt")
12223 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
12225 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
12226 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
12227 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
12229 ("SINT"): New mode_iterator with SI, HI, QI.
12230 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
12231 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
12234 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12236 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
12237 new interface of s390_contiguous_bitmask_p.
12238 ("contiguous_bitmask_nowrap_operand"): New predicate.
12239 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
12240 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
12241 of s390_contiguous_bitmask_p.
12242 ("NxxDw"): Rename NxxDq constraint to NxxDw.
12243 ("NxxSw"): New constraint.
12244 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
12245 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
12247 (s390_contiguous_bitmask_nowrap_p): Export.
12248 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
12249 former s390_contiguous_bitmask_p.
12250 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
12251 detect contiguous bit ranges with wraparound. Change signature to
12252 return START and END position instead of POS and LENGTH.
12253 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
12254 ranges with wraparound.
12255 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
12256 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
12257 Adapt to new signature of s390_contiguous_bitmask_p.
12259 2016-09-23 Bin Cheng <bin.cheng@arm.com>
12261 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
12262 (create_intersect_range_checks): New.
12263 (vect_create_cond_for_alias_checks): Call above function.
12265 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12267 * config/arm/iterators.md (Code iterators): Fix some white-space
12271 (FCVT): Moved from vfp.md.
12272 (VCVT_HF_US_N): New.
12273 (VCVT_SI_US_N): New.
12278 (FCVTI32typename): Moved from vfp.md.
12279 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
12280 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
12281 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
12282 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
12283 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
12285 (fp16_rnd_str): New.
12286 (fp16_rnd_insn): New.
12287 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
12288 (UNSPEC_VCVT_HF_U_N): New.
12289 (UNSPEC_VCVT_SI_S_N): New.
12290 (UNSPEC_VCVT_SI_U_N): New.
12291 (UNSPEC_VCVTH_S): New.
12292 (UNSPEC_VCVTH_U): New.
12293 (UNSPEC_VCVTA_S): New.
12294 (UNSPEC_VCVTA_U): New.
12295 (UNSPEC_VCVTM_S): New.
12296 (UNSPEC_VCVTM_U): New.
12297 (UNSPEC_VCVTN_S): New.
12298 (UNSPEC_VCVTN_U): New.
12299 (UNSPEC_VCVTP_S): New.
12300 (UNSPEC_VCVTP_U): New.
12301 (UNSPEC_VCVTP_S): New.
12302 (UNSPEC_VCVTP_U): New.
12303 (UNSPEC_VRND): New.
12304 (UNSPEC_VRNDA): New.
12305 (UNSPEC_VRNDI): New.
12306 (UNSPEC_VRNDM): New.
12307 (UNSPEC_VRNDN): New.
12308 (UNSPEC_VRNDP): New.
12309 (UNSPEC_VRNDX): New.
12310 * config/arm/vfp.md (<absneg_str>hf2): New.
12311 (neon_vabshf): New.
12312 (neon_v<fp16_rnd_str>hf): New.
12313 (neon_vrndihf): New.
12318 (*mulsf3neghf_vfp): New.
12319 (*negmulhf3_vfp): New.
12320 (*mulsf3addhf_vfp): New.
12321 (*mulhf3subhf_vfp): New.
12322 (*mulhf3neghfaddhf_vfp): New.
12323 (*mulhf3neghfsubhf_vfp): New.
12325 (neon_vfmahf): New.
12326 (fmsubhf4_fp16): New.
12327 (neon_vfmshf): New.
12330 (neon_vsqrthf): New.
12331 (neon_vrsqrtshf): New.
12332 (FCVT): Move to iterators.md.
12333 (FCVTI32typename): Likewise.
12334 (neon_vcvth<sup>hf): New.
12335 (neon_vcvth<sup>si): New.
12336 (neon_vcvth<sup>_nhf_unspec): New.
12337 (neon_vcvth<sup>_nhf): New.
12338 (neon_vcvth<sup>_nsi_unspec): New.
12339 (neon_vcvth<sup>_nsi): New.
12340 (neon_vcvt<vcvth_op>h<sup>si): New.
12341 (neon_<fmaxmin_op>hf): New.
12343 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12345 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
12346 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
12347 ("*insv<mode>_zEC12_appendbitsleft")
12348 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
12349 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
12351 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12353 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
12354 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
12355 construct values without normalization.
12356 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
12357 static local lhs_ops to vNULL.
12359 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12360 Jiong Wang <jiong.wang@arm.com>
12362 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
12363 available when FP16 instructions are available.
12364 (output_move_vfp): Add support for 16-bit data moves.
12365 (arm_validize_comparison): Fix some white-space. Support HFmode
12366 by conversion to SFmode.
12367 * config/arm/arm.md (truncdfhf2): Fix a comment.
12368 (extendhfdf2): Likewise.
12370 (movsicc): Fix some white-space.
12372 (movsfcc): Fix some white-space.
12374 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
12375 instructions are available.
12376 (*thumb2_movhi_vfp): Likewise.
12377 (*arm_movhi_fp16): New.
12378 (*thumb2_movhi_fp16): New.
12379 (*movhf_vfp_fp16): New.
12380 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
12381 (*movhf_vfp): Likewise.
12382 (extendhfsf2): Enable when VFP FP16 instructions are available.
12383 (truncsfhf2): Enable when VFP FP16 instructions are available.
12385 2016-09-23 Martin Liska <mliska@suse.cz>
12387 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
12389 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12391 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
12393 (arm_evpc_neon_vtrn): Likewise.
12394 (arm_evpc_neon_vrev): Likewise.
12395 (arm_evpc_neon_vext): Likewise.
12396 * config/arm/arm_neon.h (vbsl_f16): New.
12399 (vdupq_n_f16): New.
12400 (vdup_lane_f16): New.
12401 (vdupq_lane_f16): New.
12405 (vmovq_n_f16): New.
12407 (vrev64q_f16): New.
12414 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
12415 (vdup_lane): New (v8hf, v4hf variants).
12416 (vext): New (v8hf, v4hf variants).
12417 (vbsl): New (v8hf, v4hf variants).
12418 * config/arm/iterators.md (VDQWH): New.
12420 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
12421 (Scalar_mul_8_16): Fix white-space.
12422 (Is_d_reg): Add V4HF and V8HF.
12423 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
12424 (neon_vdup_lane<mode>): New.
12425 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
12426 (*neon_vtrn<mode>_insn): Likewise.
12427 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
12428 (*neon_vzip<mode>_insn): Likewise
12429 (neon_vuzp<mode>_internal): Likewise.
12430 (*neon_vuzp<mode>_insn): Likewise
12431 * config/arm/vec-common.md (vec_perm_const<mode>): New.
12433 2016-09-23 Jiong Wang <jiong.wang@arm.com>
12434 Matthew Wahab <matthew.wahab@arm.com>
12436 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
12437 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
12438 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
12439 available. Also fix some white-space.
12440 * config/arm/vfp.md (*arm_movhi_vfp): New.
12441 (*thumb2_movhi_vfp): New.
12443 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12445 * config/arm/arm-c.c (arm_cpu_builtins): Define
12446 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
12447 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
12449 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12451 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
12452 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
12453 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
12454 arm_v8_2a_fp16_neon_hw.
12455 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
12458 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12460 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
12461 arm_fp16_alternative_ok and arm_fp16_none_ok.
12463 2016-09-23 Martin Liska <mliska@suse.cz>
12465 * ipa-icf.c (sem_variable::merge): Replace adress with address.
12467 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12469 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
12470 ("armv8.2-a"): New.
12471 ("armv8.2-a+fp16"): New.
12472 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
12473 (FL2_FP16INST): New.
12474 (FL2_FOR_ARCH8_2A): New.
12475 * config/arm/arm-tables.opt: Regenerate.
12476 * config/arm/arm.c (arm_arch8_2): New.
12477 (arm_fp16_inst): New.
12478 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
12479 for incompatible fp16-format settings.
12480 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
12481 (TARGET_NEON_FP16INST): New.
12482 (arm_arch8_2): Declare.
12483 (arm_fp16_inst): Declare.
12484 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
12485 march=armv8.2-a and march=armv8.2-a+fp16.
12486 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
12487 and armv8.2-a+fp16.
12488 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
12489 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
12491 2016-09-23 Martin Liska <mliska@suse.cz>
12493 * doc/extend.texi: Remove fused-madd from i386 target options.
12495 2016-09-23 Martin Liska <mliska@suse.cz>
12497 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12500 2016-09-23 Martin Liska <mliska@suse.cz>
12502 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12505 2016-09-23 Martin Liska <mliska@suse.cz>
12508 * config/i386/i386.c (ix86_option_override_internal): Change
12509 signature and return false when there's an error related to
12511 (release_options_strings): New function.
12512 (ix86_valid_target_attribute_tree): Call the function.
12514 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12516 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
12517 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
12518 (gen_hsa_ctor_assignment): Likewise.
12519 * print-tree.c (print_node): Likewise.
12520 * tree-dump.c (dequeue_and_dump): Likewise.
12521 * tree-sra.c (sra_modify_constructor_assign): Likewise.
12522 * expr.c (store_constructor): Likewise.
12523 * fold-const.c (operand_equal_p): Likewise.
12524 * tree-pretty-print.c (dump_generic_node): Likewise.
12525 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
12526 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
12528 2016-09-23 Richard Biener <rguenther@suse.de>
12530 * hooks.h (hook_uint_uintp_false): Declare.
12532 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12534 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
12535 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
12537 2016-09-22 Martin Sebor <msebor@redhat.com>
12540 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
12541 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
12542 (target_int_min): Correct computation.
12543 (format_integer): Use long long as the argument for the ll length
12545 (format_floating): Use target_int_max().
12546 (get_string_length): Same.
12547 (format_string): Avoid setting the bounded flag for strings
12549 (try_substitute_return_value): Avoid setting range info when
12550 the result isn't bounded.
12551 * varasm.c (assemble_name): Increase buffer size.
12553 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
12554 Terry Guo <terry.guo@arm.com>
12556 * target.def (elf_flags_numeric): New target hook.
12557 * targhooks.h (default_asm_elf_flags_numeric): New.
12558 * varasm.c (default_asm_elf_flags_numeric): New.
12559 (default_elf_asm_named_section): Use new target hook.
12560 * config/arm/arm.opt (mpure-code): New.
12561 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
12562 * config/arm/arm.c (arm_asm_init_sections): Add section
12563 attribute to default text section if -mpure-code.
12564 (arm_option_check_internal): Diagnose use of option with
12565 non supported targets and/or options.
12566 (arm_asm_elf_flags_numeric): New.
12567 (arm_function_section): New.
12568 (arm_elf_section_type_flags): New.
12569 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
12571 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
12572 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
12574 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
12576 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
12578 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12580 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
12581 * rtl.h: Adjust prototype.
12583 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12585 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
12586 (prev_active_insn): Likewise.
12587 (active_insn_p): Likewise.
12588 * rtl.h: Adjust prototypes.
12589 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
12590 * config/arc/arc.md: Likewise.
12591 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
12592 (branch_needs_nop_p): Likewise.
12593 (use_skip_p): Likewise.
12594 * config/sh/sh.c (gen_block_redirect): Likewise.
12595 (split_branches): Likewise.
12596 * reorg.c (optimize_skip): Likewise.
12597 (fill_simple_delay_slots): Likewise.
12598 (fill_slots_from_thread): Likewise.
12599 (relax_delay_slots): Likewise.
12600 * resource.c (mark_target_live_regs): Likewise.
12602 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12604 * config/cris/cris.c (cris_asm_output_case_end): Change argument
12605 type to rtx_insn *.
12606 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
12607 (prev_nonnote_nondebug_insn): Likewise.
12608 * config/cris/cris-protos.h: Adjust prototype.
12610 * jump.c (rtx_renumbered_equal_p): Adjust.
12612 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12614 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
12615 * rtl.h: Adjust prototype.
12616 * config/sh/sh.md: Adjust.
12617 * dwarf2out.c (add_var_loc_to_decl): Likewise.
12619 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12621 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
12622 (prev_nondebug_insn): Likewise.
12623 * loop-doloop.c (doloop_condition_get): Likewise.
12624 * rtl.h: Adjust prototype.
12625 * cfgloop.h: Likewise.
12627 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12629 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
12630 (prev_nonnote_insn): Likewise.
12631 * jump.c (reversed_comparison_code_parts): Likewise.
12632 (reversed_comparison): Likewise.
12633 * rtl.h: Adjust prototypes.
12634 * config/arc/arc.md: Adjust.
12635 * cse.c (find_comparison_args): Likewise.
12636 * reorg.c (redundant_insn): Change return type to rtx_insn *.
12637 (fix_reg_dead_note): Change argument type to rtx_insn *.
12638 (delete_prior_computation): Likewise.
12639 (delete_computation): Likewise.
12640 (fill_slots_from_thread): Adjust.
12641 (relax_delay_slots): Likewise.
12642 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
12643 (simplify_relational_operation_1): Likewise.
12644 (simplify_ternary_operation): Likewise.
12646 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12648 * config/arc/arc-protos.h (arc_label_align): Change type of
12649 variables from rtx to rtx_insn *.
12650 * config/arc/arc.c (arc_label_align): Likewise.
12651 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
12652 * config/bfin/bfin.c (workaround_speculation): Likewise.
12653 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
12654 (find_last_same_clock): Likewise.
12655 (reorg_split_calls): Likewise.
12656 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
12657 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
12658 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
12659 (same_cmp_following_p): Likewise.
12660 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
12661 (same_cmp_following_p): Likwise.
12662 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
12663 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
12664 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
12665 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
12666 (rl78_alloc_physical_registers_cmp): Likewise.
12667 (rl78_alloc_physical_registers_umul): Likewise.
12668 (rl78_calculate_death_notes): Likewise.
12669 * config/s390/s390-protos.h (s390_label_align): Likewise.
12670 * config/s390/s390.c (s390_label_align): Likewise.
12671 * config/sh/sh.c (barrier_align): Likewise.
12672 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
12673 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
12674 (emit_cbcond_nop): Likewise.
12676 2016-09-22 Martin Liska <mliska@suse.cz>
12679 * ipa-icf.c (sem_variable::merge): Yield merge operation if
12680 alias address matters, not necessarily address of original.
12682 2016-09-22 Richard Biener <rguenther@suse.de>
12684 PR middle-end/77697
12685 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
12688 2016-09-22 Richard Biener <rguenther@suse.de>
12690 PR middle-end/77677
12691 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
12692 from constant folding results.
12693 (gimple_resimplify2): Likewise.
12694 (gimple_resimplify3): Likewise.
12696 2016-09-22 Richard Biener <rguenther@suse.de>
12698 PR middle-end/77678
12699 * expr.c (expand_expr_real_1): Guard array access against negative
12702 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12704 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
12706 (format_floating): Likewise.
12708 2016-09-22 Jakub Jelinek <jakub@redhat.com>
12711 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
12712 for all IFN_GOMP_SIMD_* internal fns, not just for
12713 IFN_GOMP_SIMD_ORDERED_*.
12715 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12718 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
12719 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
12720 instructions when you want to invert the test.
12721 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
12722 correct order for XXSEL.
12723 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
12724 for using XSCMP{EQ,GT,GE}DP.
12726 2016-09-21 David Malcolm <dmalcolm@redhat.com>
12728 * genconstants.c (main): Introduce noop_reader and convert call
12729 to read_md_files to a method call.
12730 * genenums.c (main): Likewise.
12731 * genmddeps.c (main): Likewise.
12732 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
12733 rtx_reader_ptr->get_top_level_filename ().
12734 (write_tm_preds_h): Likewise.
12735 (write_insn_preds_c): Likewise.
12736 * gensupport.c (class gen_reader): New subclass of rtx_reader.
12737 (rtx_handle_directive): Convert to...
12738 (gen_reader::handle_unknown_directive): ...this.
12739 (init_rtx_reader_args_cb): Convert return type from bool to
12740 rtx_reader *. Create a gen_reader instance, using it for the
12741 call to read_md_files. Return it if no errors occur.
12742 (init_rtx_reader_args): Convert return type from bool to
12744 * gensupport.h (init_rtx_reader_args_cb): Likewise.
12745 (init_rtx_reader_args_cb): Likewise.
12746 * read-md.c (struct file_name_list): Move to class rtx_reader.
12747 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
12748 (read_md_filename): Delete in favor of
12749 rtx_reader::m_read_md_filename.
12750 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
12751 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
12752 (base_dir): Delete in favor of rtx_reader::m_base_dir.
12753 (first_dir_md_include): Delete in favor of
12754 rtx_reader::m_first_dir_md_include.
12755 (last_dir_md_include_ptr): Delete in favor of
12756 rtx_reader::m_last_dir_md_include_ptr.
12757 (max_include_len): Delete.
12758 (rtx_reader_ptr): New.
12759 (fatal_with_file_and_line): Use get_filename and get_lineno
12760 accessors of rtx_reader_ptr.
12761 (require_char_ws): Likewise.
12762 (rtx_reader::read_char): New method, based on ::read_char.
12763 (rtx_reader::unread_char): New method, based on ::unread_char.
12764 (read_escape): Use get_filename and get_lineno accessors of
12766 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
12767 (read_string): Use get_filename and get_lineno accessors of
12769 (rtx_reader::rtx_reader): New ctor.
12770 (rtx_reader::~rtx_reader): New dtor.
12771 (handle_include): Convert from a function to...
12772 (rtx_reader::handle_include): ...this method, converting
12773 handle_directive from a callback to a virtual function.
12774 (handle_file): Likewise, converting to...
12775 (rtx_reader::handle_file): ...this method.
12776 (handle_toplevel_file): Likewise, converting to...
12777 (rtx_reader::handle_toplevel_file): ...this method.
12778 (rtx_reader::get_current_location): New method.
12779 (parse_include): Convert from a function to...
12780 (rtx_reader::add_include_path): ...this method, dropping redundant
12781 update to unused max_include_len.
12782 (read_md_files): Convert from a function to...
12783 (rtx_reader::read_md_files): ...this method, converting
12784 handle_directive from a callback to a virtual function.
12785 (noop_reader::handle_unknown_directive): New method.
12786 * read-md.h (directive_handler_t): Delete this typedef.
12787 (in_fname): Delete.
12788 (read_md_file): Delete.
12789 (read_md_lineno): Delete.
12790 (read_md_filename): Delete.
12791 (class rtx_reader): New class.
12792 (rtx_reader_ptr): New decl.
12793 (class noop_reader): New subclass of rtx_reader.
12794 (read_char): Reimplement in terms of rtx_reader::read_char.
12795 (unread_char): Reimplement in terms of rtx_reader::unread_char.
12796 (read_md_files): Delete.
12797 * read-rtl.c (read_rtx_code): Update for deletion of globals
12798 read_md_filename and read_md_lineno.
12800 2016-09-21 Jason Merrill <jason@redhat.com>
12802 * input.h (from_macro_definition_at): New.
12804 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
12806 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
12808 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12810 PR tree-optimization/77550
12811 * tree-vect-stmts.c (create_array_ref): Change parameters.
12812 (get_group_alias_ptr_type): New function.
12813 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
12815 2016-09-21 Marek Polacek <polacek@redhat.com>
12817 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
12818 Add falls through comment.
12820 2016-09-21 Richard Biener <rguenther@suse.de>
12822 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
12823 (replace_child): Likewise.
12824 (remove_child_TAG): Adjust.
12825 (move_marked_base_types): Likewise.
12826 (prune_unused_types_prune): Clear die_sib of removed children.
12828 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
12831 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
12832 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
12834 2016-09-21 Richard Biener <rguenther@suse.de>
12836 PR tree-optimization/77648
12837 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
12839 (make_transitive_closure_constraints): Adjust comment.
12840 (make_any_offset_constraints): New function.
12841 (handle_rhs_call): Make sure to first expand a pointer to all
12842 subfields before transitively closing it.
12843 (handle_const_call): Likewise. Properly expand returned
12845 (handle_pure_call): Likewise.
12847 2016-09-21 Richard Biener <rguenther@suse.de>
12848 Jakub Jelinek <jakub@redhat.com>
12850 PR tree-optimization/77621
12851 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
12852 group at non-vectorizable stmts.
12854 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12856 PR tree-optimization/72835
12857 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
12858 (make_new_ssa_for_all_defs): Likewise.
12859 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
12861 2016-09-20 Martin Sebor <msebor@redhat.com>
12863 PR middle-end/49905
12864 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
12865 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
12866 * config/linux.c (gnu_libc_printf_pointer_format): New function.
12867 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
12868 * config/sol2.c (solaris_printf_pointer_format): New function.
12869 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
12871 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
12872 * doc/tm.texi: Regenerate.
12873 * gimple-fold.h (get_range_strlen): New function.
12874 (get_maxval_strlen): Declare existing function.
12875 * gimple-fold.c (get_range_strlen): Add arguments and compute both
12876 maximum and minimum.
12877 (get_range_strlen): Define overload.
12878 (get_maxval_strlen): Adjust.
12879 * gimple-ssa-sprintf.c: New file and pass.
12880 * passes.def (pass_sprintf_length): Add new pass.
12881 * targhooks.h (default_printf_pointer_format): Declare new function.
12882 (gnu_libc_printf_pointer_format): Same.
12883 (solaris_libc_printf_pointer_format): Same.
12884 * targhooks.c (default_printf_pointer_format): Define new function.
12885 * tree-pass.h (make_pass_sprintf_length): Declare new function.
12886 * print-tree.c: Increase buffer size.
12888 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12890 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
12892 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12894 * common.opt: New option -fipa-vrp.
12895 * ipa-cp.c (ipa_get_vr_lat): New.
12896 (ipcp_vr_lattice::print): Likewise.
12897 (print_all_lattices): Call ipcp_vr_lattice::print.
12898 (ipcp_vr_lattice::meet_with): New.
12899 (ipcp_vr_lattice::meet_with_1): Likewise.
12900 (ipcp_vr_lattice::top_p): Likewise.
12901 (ipcp_vr_lattice::bottom_p): Likewsie.
12902 (ipcp_vr_lattice::set_to_bottom): Likewise.
12903 (set_all_contains_variable): Call VR set_to_bottom.
12904 (initialize_node_lattices): Init VR lattices.
12905 (propagate_vr_accross_jump_function): New.
12906 (propagate_constants_accross_call): Call
12907 propagate_vr_accross_jump_function.
12908 (ipcp_store_vr_results): New.
12909 (ipcp_driver): Handle VR.
12910 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
12911 (ipa_set_jf_unknown): Likewise.
12912 (ipa_compute_jump_functions_for_edge): Likewise.
12913 (ipa_node_params_t::duplicate): Likewise.
12914 (ipa_write_jump_function): Likewise.
12915 (ipa_read_jump_function): Likewise.
12916 (write_ipcp_transformation_info): Likewise.
12917 (read_ipcp_transformation_info): Likewise.
12918 (ipcp_update_vr): New.
12919 (ipcp_transform_function): Handle VR.
12920 * ipa-prop.h (struct ipa_vr): New.
12921 * cgraph.c: Include tree-vrp.h.
12922 * cgraphunit.c: Likewise.
12923 * ipa-utils.c: Likewise.
12925 * opts.c: Likewise.
12926 * toplev.c: Likewise.
12927 * ipa-devirt.c: Likewise.
12928 * ipa-inline-transform.c: Likewise.
12929 * ipa-inline.c: Likewise.
12930 * ipa-profile.c: Likewise.
12932 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12934 * doc/invoke.texi: Document -fdump-tree-evrp.
12935 * passes.def: Define new pass_early_vrp.
12936 * timevar.def: Define new TV_TREE_EARLY_VRP.
12937 * tree-pass.h (make_pass_early_vrp): New.
12938 * tree-ssa-propagate.c: Make replace_uses_in non static.
12939 * tree-ssa-propagate.h: Export replace_uses_in.
12940 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
12941 (extract_range_from_assert): Factor out
12942 extract_range_for_var_from_comparison_expr.
12943 (vrp_initialize_lattice): New.
12944 (vrp_initialize): Factor out vrp_initialize_lattice.
12945 (vrp_valueize): Fix it to reject complex value ranges.
12946 (vrp_free_lattice): New.
12947 (evrp_dom_walker::before_dom_children): Likewise.
12948 (evrp_dom_walker::after_dom_children): Likewise.
12949 (evrp_dom_walker::push_value_range): Likewise.
12950 (evrp_dom_walker::pop_value_range): Likewise.
12951 (execute_early_vrp): Likewise.
12952 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
12953 (make_pass_early_vrp): New.
12955 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
12957 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
12958 instead of exact_log2.
12960 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
12963 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
12964 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
12965 (ix86_add_stmt_cost): Penalize DFmode vector operations
12966 for !TARGET_VECTORIZE_DOUBLE.
12968 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
12970 * doc/invoke.texi (Warning Options): Simplify language.
12971 (Optimize Options): Complete sentence.
12973 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
12975 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
12978 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
12981 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
12982 inits on power8 and above, use the VMRGEW instruction instead of a
12985 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
12986 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
12989 2016-09-20 Tamar Christina <tamar.christina@arm.com>
12991 * config/aarch64/arm_neon.h
12992 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
12993 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
12994 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
12996 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
12998 * config/var/vax.h (ELIMINABLE_REGS): Define.
12999 (INITIAL_ELIMINATION_OFFSET): Define.
13001 2016-09-20 Jakub Jelinek <jakub@redhat.com>
13003 PR middle-end/77624
13004 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
13005 cast to void * if the cast is from some other pointer type.
13007 2016-09-20 Richard Biener <rguenther@suse.de>
13009 PR tree-optimization/77646
13010 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
13013 2016-09-20 Tamar Christina <tamar.christina@arm.com>
13015 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
13016 attributes to all inlined functions and make them extern.
13018 2016-09-20 Richard Biener <rguenther@suse.de>
13020 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
13022 * debug.c (do_nothing_debug_hooks): Adjust.
13023 * dbxout.c (dbx_debug_hooks): Likewise.
13024 * sdbout.c (sdb_debug_hooks): Likewise.
13025 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
13026 (dwarf2out_finish): Move producer, filename and
13027 path annotation ...
13028 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
13029 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
13031 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
13034 * doc/invoke.texi: Document -Wint-in-bool-context.
13036 PR middle-end/77421
13037 * dwarf2out.c (output_loc_operands): Fix an assertion.
13039 2016-09-19 Joseph Myers <joseph@codesourcery.com>
13041 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
13042 (CR_DECIMAL_DIG): New macro.
13044 2016-09-19 Joseph Myers <joseph@codesourcery.com>
13046 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
13049 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
13051 PR rtl-optimization/77416
13052 * lra-remat.c (operand_to_remat): Process hard coded insn
13055 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13057 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
13058 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
13060 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
13062 * target.def (lra_p): Wordsmithing.
13063 * doc/tm.texi: Regenerate.
13065 2016-09-19 Jakub Jelinek <jakub@redhat.com>
13066 Jan Hubicka <jh@suse.cz>
13069 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
13070 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
13071 Call ultimate_alias_target just once, not up to 4 times.
13073 2016-09-19 Richard Biener <rguenther@suse.de>
13075 * dwarf2out.c (early_dwarf_finished): New global.
13076 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
13078 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
13079 if called from LTO exit early.
13080 (dwarf2out_late_global_decl): When being during the early
13081 debug phase do not add locations but only const value attributes.
13082 Adjust the way we generate early DIEs for LTO.
13084 2016-09-19 Richard Biener <rguenther@suse.de>
13086 PR middle-end/77605
13087 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
13088 proper niter to bound the loops.
13090 2016-09-19 Richard Biener <rguenther@suse.de>
13092 PR tree-optimization/77514
13093 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
13094 search for folded stmt.
13096 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
13098 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
13099 * tree-pass.h (make_pass_early_thread_jumps): Declare.
13100 * tree-ssa-threadbackward.c (fsm_find_thread_path,
13101 fsm_find_thread_path, profitable_jump_thread_path,
13102 fsm_find_control_statement_thread_paths,
13103 find_jump_threads_backwards): Add speed_p parameter.
13104 (pass_data_early_thread_jumps): New pass.
13105 (make_pass_early_thread_jumps): New function.
13107 2016-09-17 Andreas Schwab <schwab@suse.de>
13109 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
13110 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13112 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
13114 * recog.c (rest_of_handle_split_after_reload): Delete.
13115 (pass_split_after_reload::gate): New method.
13116 (pass_split_after_reload::execute): Call split_all_insns directly.
13118 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
13120 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
13121 parameters for functions taking long long arguments.
13123 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13126 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
13127 splat with truncate.
13129 2016-09-16 Jason Merrill <jason@redhat.com>
13131 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
13133 * hwint.c (exact_log2): Use pow2p_hwi.
13134 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
13135 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
13136 * builtins.c (get_object_alignment_2, get_object_alignment)
13137 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
13139 * calls.c (compute_argument_addresses, store_one_arg): Use
13141 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
13142 * combine.c (force_to_mode): Use least_bit_hwi.
13143 (contains_muldiv, find_split_point, combine_simplify_rtx)
13144 (simplify_if_then_else, simplify_set, force_to_mode)
13145 (if_then_else_cond, simplify_and_const_int_1)
13146 (simplify_compare_const): Use pow2p_hwi.
13147 * cse.c (fold_rtx): Use pow2p_hwi.
13148 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
13150 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
13151 (init_expmed_one_conv): Use pow2p_hwi.
13152 * expr.c (is_aligning_offset): Use pow2p_hwi.
13153 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
13154 (fold_binary_loc): Use pow2p_hwi.
13155 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
13156 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
13157 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
13158 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
13160 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
13161 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
13162 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
13163 * omp-low.c (oacc_loop_fixed_partitions)
13164 (oacc_loop_auto_partitions): Use least_bit_hwi.
13165 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
13166 * stor-layout.c (place_field): Use least_bit_hwi.
13167 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
13168 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
13169 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
13170 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
13171 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
13172 * tree-vect-data-refs.c (vect_analyze_group_access_1)
13173 (vect_grouped_store_supported, vect_grouped_load_supported)
13174 (vect_permute_load_chain, vect_shift_permute_load_chain)
13175 (vect_transform_grouped_load): Use pow2p_hwi.
13176 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
13177 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
13178 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
13180 * tsan.c (instrument_expr): Use least_bit_hwi.
13181 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
13183 2016-09-16 Andreas Schwab <schwab@suse.de>
13185 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
13186 OFFSET, not offset.
13187 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13189 2016-09-16 Jakub Jelinek <jakub@redhat.com>
13192 * combine.c (rest_of_handle_combine): If any edges have been purged,
13193 free dominators if available.
13195 2016-09-16 Jakub Jelinek <jakub@redhat.com>
13196 Eric Botcazou <ebotcazou@adacore.com>
13198 PR middle-end/77594
13199 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
13200 through into expand_addsub_overflow after expand_neg_overflow.
13202 2016-09-15 David Malcolm <dmalcolm@redhat.com>
13204 * diagnostic-show-locus.c
13205 (selftest::test_fixit_insert_containing_newline): New function.
13206 (selftest::test_fixit_replace_containing_newline): New function.
13207 (selftest::diagnostic_show_locus_c_tests): Call the above.
13209 2016-09-15 Bin Cheng <bin.cheng@arm.com>
13211 PR tree-optimization/77503
13212 * tree-vect-loop.c (vectorizable_reduction): Record reduction
13213 code for CONST_COND_REDUCTION at analysis stage and use it at
13215 * tree-vectorizer.h (struct _stmt_vec_info): New field.
13216 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
13217 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
13220 2016-09-15 Richard Biener <rguenther@suse.de>
13222 PR middle-end/77544
13223 * fold-const.c (split_tree): Do not split constant ~X.
13225 2016-09-15 Jakub Jelinek <jakub@redhat.com>
13227 PR rtl-optimization/77425
13228 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
13231 PR middle-end/77475
13232 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
13233 use %qs instead of %s where desirable, use argument instead of arg in
13234 the diagnostic wording, add list of supported strategies and
13236 (ix86_option_override_internal): Emit target("m...") instead of
13237 option("m...") in the diagnostic. Use %qs instead of %s in invalid
13238 -march/-mtune option diagnostic. Add list of supported arches/tunings
13239 and spellcheck hint. Remove prefix, suffix and sw variables, use
13240 main_args_p ? "..." : "..." in diagnostics to make translation
13243 2016-09-15 Richard Biener <rguenther@suse.de>
13245 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
13246 extra offset argument.
13247 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
13248 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
13249 to reflect new offset parameter.
13250 * doc/tm.texi: Regenerate.
13251 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13252 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
13254 (darwin_asm_output_dwarf_offset): Likewise.
13255 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
13257 (darwin_asm_output_dwarf_offset): Pass offset argument through.
13258 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13259 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13261 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
13264 * ipa-icf.c (set_alias_uids): New function.
13265 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
13266 all the merged variable's referring aliases.
13268 2016-09-15 Richard Biener <rguenther@suse.de>
13270 PR tree-optimization/77514
13271 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
13272 only forced_stmts sequence.
13274 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
13276 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
13277 * cfgexpand.c (update_alias_info_with_stack_vars): Use
13278 FOR_EACH_SSA_NAME to iterate over SSA variables.
13279 (pass_expand::execute): Likewise.
13280 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
13281 * tree-cfg.c (dump_function_to_file): Likewise.
13282 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
13283 (update_ssa): Likewise.
13284 * tree-ssa-alias.c (dump_alias_info): Likewise.
13285 * tree-ssa-ccp.c (ccp_finalize): Likewise.
13286 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
13287 (create_outofssa_var_map): Likewise.
13288 (coalesce_ssa_name): Likewise.
13289 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
13290 * tree-ssa-pre.c (compute_avail): Likewise.
13291 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
13292 (scc_vn_restore_ssa_info): Likewise.
13293 (free_scc_vn): Likwise.
13294 (run_scc_vn): Likewise.
13295 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
13296 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
13297 * tree-ssa-copy.c (fini_copy_prop): Likewise.
13298 * tree-ssa.c (verify_ssa): Likewise.
13300 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
13302 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
13303 and mips64r2 as default 32-bit and 64-bit architectures.
13304 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
13305 as default 32-bit and 64-bit architectures.
13307 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
13309 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
13312 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13314 * target.def (lra_p): Change commentary (for the manual) for the
13316 * doc/tm.texi: Regenerate.
13318 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13320 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
13321 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
13322 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
13323 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
13325 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13327 * targhooks.c (default_lra_p): Return true instead of false.
13329 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13331 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
13332 hook_bool_void_false.
13333 * config/avr/avr.c: Ditto.
13334 * config/bfin/bfin.c: Ditto.
13335 * config/c6x/c6x.c: Ditto.
13336 * config/cr16/cr16.c: Ditto.
13337 * config/cris/cris.c: Ditto.
13338 * config/epiphany/epiphany.c: Ditto.
13339 * config/fr30/fr30.c: Ditto.
13340 * config/frv/frv.c: Ditto.
13341 * config/h8300/h8300.c: Ditto.
13342 * config/ia64/ia64.c: Ditto.
13343 * config/iq2000/iq2000.c: Ditto.
13344 * config/lm32/lm32.c: Ditto.
13345 * config/m32c/m32c.c: Ditto.
13346 * config/m32r/m32r.c: Ditto.
13347 * config/m68k/m68k.c: Ditto.
13348 * config/mcore/mcore.c: Ditto.
13349 * config/microblaze/microblaze.c: Ditto.
13350 * config/mmix/mmix.c: Ditto.
13351 * config/mn10300/mn10300.c: Ditto.
13352 * config/moxie/moxie.c: Ditto.
13353 * config/msp430/msp430.c: Ditto.
13354 * config/nios2/nios2.c: Ditto.
13355 * config/nvptx/nvptx.c: Ditto.
13356 * config/pa/pa.c: Ditto.
13357 * config/pdp11/pdp11.c: Ditto.
13358 * config/rl78/rl78.c: Ditto.
13359 * config/sparc/sparc.c: Ditto.
13360 * config/spu/spu.c: Ditto.
13361 * config/stormy16/stormy16.c: Ditto.
13362 * config/tilegx/tilegx.c: Ditto.
13363 * config/tilepro/tilepro.c: Ditto.
13364 * config/v850/v850.c: Ditto.
13365 * config/vax/vax.c: Ditto.
13366 * config/visium/visium.c: Ditto.
13367 * config/xtensa/xtensa.c: Ditto.
13369 2016-09-14 Jakub Jelinek <jakub@redhat.com>
13372 * tsan.c: Include target.h.
13373 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
13374 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
13375 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
13376 BUILT_IN_ATOMIC_TEST_AND_SET entries.
13377 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
13379 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
13380 Martin Liska <mliska@suse.cz>
13382 PR middle-end/77574
13383 * predict.c (force_edge_cold): Add braces to a condition.
13385 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
13387 PR rtl-optimization/77289
13388 * lra-constraints.c (get_final_hard_regno): Removed.
13389 (get_hard_regno): Add new parameter final_p.
13390 (get_reg_class): Directly call lra_get_elimination_hard_regno.
13391 (operands_match_p): Adjust call to get_hard_regno.
13392 (uses_hard_regs_p): Likewise.
13393 (process_alt_operands): Likewise.
13395 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
13398 * config/msp430/msp430.c (msp430_start_function): Emit an error
13399 if a function is both weak and specifies an interrupt number.
13401 2016-09-13 Jakub Jelinek <jakub@redhat.com>
13403 PR tree-optimization/77454
13404 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
13405 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
13408 2016-09-13 Tamar Christina <tamar.christina@arm.com>
13410 * config/aarch64/aarch64-builtins.c
13411 (aarch64_init_simd_builtins): Fix builtin type signature printing.
13413 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
13415 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
13416 SFmode and SCmode arguments by reference.
13418 2016-09-13 David Malcolm <dmalcolm@redhat.com>
13420 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
13422 (selftest::test_one_liner_fixit_insert_before): ...this, and update
13423 for renaming of add_fixit_insert to add_fixit_insert_before.
13424 (selftest::test_one_liner_fixit_insert_after): New function.
13425 (selftest::test_one_liner_fixit_validation_adhoc_locations):
13426 Update for renaming of add_fixit_insert to add_fixit_insert_before.
13427 (selftest::test_one_liner_many_fixits): Likewise.
13428 (selftest::test_diagnostic_show_locus_one_liner): Update for
13429 renaming, call new test function.
13430 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
13431 renaming of add_fixit_insert to add_fixit_insert_before.
13432 (selftest::test_fixit_consolidation): Likewise.
13433 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
13435 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
13436 (selftest::test_applying_fixits_insert_before): ...this.
13437 (selftest::test_applying_fixits_insert): Update for renaming of
13438 add_fixit_insert to add_fixit_insert_before.
13439 (selftest::test_applying_fixits_insert_after): New function.
13440 (selftest::test_applying_fixits_insert_after_at_line_end): New
13442 (selftest::test_applying_fixits_insert_after_failure): New function.
13443 (selftest::test_applying_fixits_multiple): Update for renaming of
13444 add_fixit_insert to add_fixit_insert_before.
13445 (selftest::change_line): Likewise.
13446 (selftest::test_applying_fixits_unreadable_file): Likewise.
13447 (selftest::test_applying_fixits_line_out_of_range): Likewise.
13448 (selftest::test_applying_fixits_column_validation): Likewise.
13449 (selftest::test_applying_fixits_column_validation): Likewise.
13450 (selftest::edit_context_c_tests): Update for renamed test function;
13451 call new test functions.
13453 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
13455 PR tree-optimization/77536
13456 PR rtl-optimization/68212
13457 * config/rs6000/rs6000.md (div->recip splitter): Remove
13458 optimize_insn_for_speed_p condition.
13460 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
13462 * optabs.c (prepare_cmp_insn): Update documentation comment.
13464 2016-09-13 Jakub Jelinek <jakub@redhat.com>
13465 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13467 PR middle-end/77475
13468 * opts.h (candidates_list_and_hint): Declare.
13469 * opts-common.c (candidates_list_and_hint): New function.
13470 (cmdline_handle_error): Use it.
13472 2016-09-12 David Malcolm <dmalcolm@redhat.com>
13474 * edit-context.c (edited_line::get_len): New accessor.
13475 (edited_file::print_diff): Split out hunk-printing into...
13476 (edited_file::print_diff_hunk): New method.
13477 (edited_file::print_diff_line): New method.
13479 2016-09-12 Andrew Pinski <apinski@cavium.com>
13481 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
13483 * config/aarch64/aarch64.c (thunderx_tunings): Enable
13484 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
13485 (aarch64_operands_ok_for_ldpstp): Return false if
13486 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
13487 was SImode and the alignment is less than 8 byte.
13488 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
13490 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
13493 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
13495 2016-09-12 Marek Polacek <polacek@redhat.com>
13497 * doc/extend.texi: Use lowercase "boolean".
13498 * doc/invoke.texi: Likewise.
13499 * doc/md.texi: Likewise.
13500 * target.def: Likewise.
13501 * doc/tm.texi: Regenerated.
13503 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13505 PR middle-end/77426
13506 * expmed.c (synth_mult): Delete duplicate mode check.
13508 2016-09-10 Tom de Vries <tom@codesourcery.com>
13511 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
13513 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
13514 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
13516 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
13518 PR rtl-optimization/77289
13519 * lra-constraints.c (get_final_hard_regno): Add support for non hard
13520 register numbers. Remove support for subregs.
13521 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
13522 (get_reg_class): Delete removed get_final_hard_regno() argument.
13523 (uses_hard_regs_p): Call get_final_hard_regno().
13525 2016-09-09 Martin Sebor <msebor@redhat.com>
13529 * pretty-print.c (pp_quoted_string): New function.
13530 (pp_format): Call it for %c and %s directives.
13532 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13534 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
13535 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
13536 INITIAL_ELIMINATION_OFFSET) : Update documentation.
13537 * target.def (frame_pointer_required, can_eliminate): Likewise.
13538 * doc/tm.texi: Regenerated.
13539 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
13541 * df-scan.c (df_hard_reg_init): Likewise.
13542 * ira.c (ira_setup_eliminable_regset): Likewise.
13543 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
13544 init_elim_table): Likewise.
13545 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
13546 set_initial_elim_offsets, update_eliminables,
13547 init_elim_table): Likewise.
13548 * rtlanal.c (get_initial_register_offset): Likewise.
13549 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
13550 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13551 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13552 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13553 * config/fr30/fr30.h: Fix comment.
13554 * config/frv/frv.c: Likewise.
13555 * config/frv/frv.h: Likewise.
13556 * config/ft32/ft32.h: Likewise.
13557 * config/visium/visium.h: Likewise.
13558 * config/pa/pa64-linux.h: Likewise.
13559 * config/v850/v850.h: Likewise.
13560 * config/cris/cris.c: Likewise.
13561 * config/ia64/ia64.h: Likewise.
13562 * config/moxie/moxie.h: Likewise.
13563 * config/m32r/m32r.h: Likewise.
13565 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
13568 * config.in: Regenerate.
13569 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
13571 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
13572 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
13573 static-libmpxwrappers case.
13574 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
13575 MPX_LD_AS_NEEDED_GUARD_POP.
13576 * configure: Regenerate.
13577 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
13578 defined if linker support "--push-state"/"--pop-state".
13580 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
13582 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
13584 2016-09-09 Joseph Myers <joseph@codesourcery.com>
13586 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
13587 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
13588 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
13589 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
13590 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
13591 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
13592 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
13594 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
13595 width macros from TS 18661-1.
13596 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
13598 2016-09-08 Jakub Jelinek <jakub@redhat.com>
13601 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
13602 OMP_CLAUSE_SAFELEN_EXPR.
13604 2016-09-07 David Malcolm <dmalcolm@redhat.com>
13606 * Makefile.in (OBJS): Add substring-locations.o.
13607 * langhooks-def.h (class substring_loc): New forward decl.
13608 (lhd_get_substring_location): New decl.
13609 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
13610 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
13611 * langhooks.c (lhd_get_substring_location): New function.
13612 * langhooks.h (class substring_loc): New forward decl.
13613 (struct lang_hooks): Add field get_substring_location.
13614 * substring-locations.c: New file, taking definition of
13615 format_warning_va and format_warning_at_substring from
13616 c-family/c-format.c, making them non-static.
13617 * substring-locations.h (class substring_loc): Move class here
13618 from c-family/c-common.h. Add and rewrite comments.
13619 (format_warning_va): New decl.
13620 (format_warning_at_substring): New decl.
13621 (get_source_location_for_substring): Add comment.
13623 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
13625 * config/i386/i386.c: Add 'U' suffix to processor feature bits
13626 to avoid -Wnarrowing warning.
13627 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
13628 * opts.c: Likewise for SANITIZER_OPT bitmasks.
13630 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
13632 * config/aarch64/aarch64.c (aarch64_legitimize_address):
13633 Avoid use of base_offset if offset already in range.
13635 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
13637 * config/sh/sh-protos.h (struct sh_atomic_model,
13638 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13639 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13640 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
13641 * config/sh/sh.h (struct sh_atomic_model,
13642 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13643 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13644 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
13645 Guard with __cplusplus.
13647 2016-09-06 Jakub Jelinek <jakub@redhat.com>
13650 * config/i386/i386.c (ix86_expand_builtin): For builtin with
13651 unsupported or unknown ISA, use expand_call.
13653 2016-09-06 Martin Liska <mliska@suse.cz>
13655 PR gcov-profile/77378
13656 PR gcov-profile/77466
13657 * tree-profile.c (tree_profiling): Detect whether target can use
13658 -fprofile-update=atomic.
13660 2016-09-06 Richard Biener <rguenther@suse.de>
13662 PR tree-optimization/77479
13663 * tree-vrp.c (update_value_range): Extend overflow handling to
13666 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13669 * config/i386/i386.md (isa): Add x64_avx512bw.
13670 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
13671 (kmov_isa): New mode attr.
13672 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
13673 (*zero_extend<mode>si2): Likewise.
13674 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
13676 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
13678 * doc/invoke.texi (SPU Options): nops -> NOPs.
13679 (x86 Options): Ditto.
13681 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13683 PR middle-end/77475
13684 * toplev.c (process_options): Temporarily set input_location
13685 to UNKNOWN_LOCATION around targetm.target_option.override () call.
13687 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
13689 PR rtl-optimization/77452
13690 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
13691 inner-mode reference to a CONST_VECTOR constant in the constant pool.
13693 2016-09-05 Marek Polacek <polacek@redhat.com>
13696 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
13698 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13701 * gensupport.c (alter_output_for_subst_insn): Remove redundant
13702 *insn_out == '*' test. Don't copy unnecessary to yet another
13703 memory buffer, and don't leak it.
13705 PR rtl-optimization/77425
13706 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
13708 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
13710 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
13712 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13714 * common.opt (fdiagnostics-generate-patch): New option.
13715 * diagnostic.c: Include "edit-context.h".
13716 (diagnostic_initialize): Initialize context->edit_context_ptr.
13717 (diagnostic_finish): Delete context->edit_context_ptr.
13718 (diagnostic_report_diagnostic): Add fix-it hints from the
13719 diagnostic to context->edit_context_ptr, if any.
13720 * diagnostic.h (class edit_context): Add forward decl.
13721 (struct diagnostic_context): Add field "edit_context_ptr".
13722 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
13723 -fdiagnostics-generate-patch.
13724 (-fdiagnostics-generate-patch): New item.
13725 * toplev.c: Include "edit-context.h".
13726 (process_options): Set global_dc->edit_context_ptr to a new
13727 edit_context if the options need one.
13728 (toplev::main): Handle -fdiagnostics-generate-patch by using
13729 global_dc->edit_context_ptr.
13731 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13734 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
13735 map and firstprivate clauses on target construct for _Atomic
13737 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
13738 on target construct for _Atomic qualified decls.
13739 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
13741 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
13742 _Atomic qualified arguments not mentioned in uniform clause.
13744 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13746 * Makefile.in (OBJS-libcommon): Add edit-context.o.
13747 * diagnostic-color.c (color_dict): Add "diff-filename",
13748 "diff-hunk", "diff-delete", and "diff-insert".
13749 (parse_gcc_colors): Update default value of GCC_COLORS in comment
13750 to reflect above changes.
13751 * doc/invoke.texi (-fdiagnostics-color): Update description of
13752 default GCC_COLORS, and of the supported capabilities.
13753 * edit-context.c: New file.
13754 * edit-context.h: New file.
13755 * input.c (struct fcache): Add field "missing_trailing_newline".
13756 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
13758 (add_file_to_cache_tab): Likewise.
13759 (fcache::fcache): Likewise.
13760 (get_next_line): Update c->missing_trailing_newline.
13761 (location_missing_trailing_newline): New function.
13762 * input.h (location_missing_trailing_newline): New decl.
13763 * selftest-run-tests.c (selftest::run_tests): Call
13764 edit_context_c_tests.
13765 * selftest.h (edit_context_c_tests): New decl.
13767 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13768 Richard Biener <rguenth@suse.de>
13770 PR tree-optimization/77444
13771 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
13772 as steptype, remove redundant initialization.
13774 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13777 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
13778 (sanopt_optimize_walker): Optimize away
13779 __asan_before_dynamic_init (...) followed by
13780 __asan_after_dynamic_init () without intervening memory loads/stores.
13781 * ipa-pure-const.c (special_builtin_state): Handle
13782 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
13783 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
13785 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13787 * cfg.c (free_original_copy_tables): Replace second assignment of
13788 bb_copy = NULL by bb_original = NULL.
13790 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13793 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
13794 assignment added in r216794.
13796 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13798 * Makefile.in (OBJS): Add typed-splay-tree.o.
13799 * selftest-run-tests.c (selftest::run_tests): Call
13800 typed_splay_tree_c_tests.
13801 * selftest.h (typed_splay_tree_c_tests): New decl.
13802 * typed-splay-tree.c: New file.
13803 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
13804 (typed_splay_tree::max): New method.
13805 (typed_splay_tree::min): New method.
13806 (typed_splay_tree::foreach): New method.
13807 (typed_splay_tree::closure): New struct.
13808 (typed_splay_tree::inner_foreach_fn): New function.
13810 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13812 * ipa-cp.c (ipcp_store_bits_results): Change option name from
13813 -fipa-cp-bit to -fipa-bit-cp.
13815 2016-09-01 Martin Sebor <msebor@redhat.com>
13817 PR tree-optimization/71831
13818 * tree-object-size.h: Return bool instead of the size and add
13819 argument for the size.
13820 * tree-object-size.c (compute_object_offset): Update signature.
13821 (addr_object_size): Same.
13822 (compute_builtin_object_size): Return bool instead of the size
13823 and add argument for the size. Handle POINTER_PLUS_EXPR when
13824 optimization is disabled.
13825 (expr_object_size): Adjust.
13826 (plus_stmt_object_size): Adjust.
13827 (pass_object_sizes::execute): Adjust.
13828 * builtins.c (fold_builtin_object_size): Adjust.
13829 * doc/extend.texi (Object Size Checking): Update.
13830 * ubsan.c (instrument_object_size): Adjust.
13832 2016-09-01 Martin Sebor <msebor@redhat.com>
13834 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
13835 it fits the output of the formatted function regardless of its
13837 * genmodes.c (parser::parse_expr): Same.
13838 * gimplify.c (gimplify_asm_expr): Same.
13839 * passes.c (pass_manager::register_one_dump_file): Same.
13840 * print-tree.c (print_node): Same.
13842 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13844 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
13846 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13848 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
13850 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13852 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
13853 * config/rs6000/vector.md: Ditto.
13854 * config/rs6000/vsx.md: Ditto.
13856 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13858 * ipa-inline-analysis.c (param_change_prob): Get to the base object
13859 first in all cases.
13861 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13863 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
13864 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
13865 *return_and_restore_gpregs_<mode>_r11,
13866 *return_and_restore_gpregs_<mode>_r12,
13867 *return_and_restore_gpregs_<mode>_r1,
13868 *return_and_restore_fpregs_<mode>_r11,
13869 *return_and_restore_fpregs_<mode>_r12,
13870 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
13871 directly instead of via the "l" constraint. Renumber operands.
13874 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13876 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
13877 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
13878 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
13879 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
13880 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
13881 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
13882 *call_value_nonlocal_darwin64, reload_macho_picbase,
13883 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
13884 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
13885 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
13886 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
13887 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
13888 *save_fpregs_<mode>_r1): Ditto.
13889 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
13890 *return_and_restore_gpregs_spe): Ditto.
13892 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13894 * config/rs6000/rs6000.md
13895 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
13896 the use of the link register.
13897 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
13899 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13900 Michael Meissner <meissner@linux.vnet.ibm.com>
13903 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
13904 reg+reg addressing for TImode.
13905 (rs6000_legitimate_address_p): Only allow register indirect
13906 addressing for TImode, even without TARGET_QUAD_MEMORY.
13908 2016-09-01 Richard Biener <rguenther@suse.de>
13910 PR middle-end/77436
13911 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
13912 check whether the result fits the desired result type.
13914 2016-09-01 Nathan Sidwell <nathan@acm.org>
13916 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
13918 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
13920 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
13922 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
13924 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13926 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
13927 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
13928 for comparisons of integer ZERO_EXTEND against zero.
13930 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13932 * config/i386/i386.c (ix86_option_override_internal): Also disable the
13933 STV pass if -mstackrealign is enabled.
13935 2016-08-31 Ilya Verbin <iverbin@gmail.com>
13937 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
13940 2016-08-31 David Malcolm <dmalcolm@redhat.com>
13942 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
13943 (layout_range::intersects_line_p): New method.
13944 (test_range_contains_point_for_single_point): Rename to...
13945 (test_layout_range_for_single_point): ...this, and add testing
13946 for layout_range::intersects_line_p.
13947 (test_range_contains_point_for_single_line): Rename to...
13948 (test_layout_range_for_single_line): ...this, and add testing
13949 for layout_range::intersects_line_p.
13950 (test_range_contains_point_for_multiple_lines): Rename to...
13951 (test_layout_range_for_multiple_lines): ...this, and add testing
13952 for layout_range::intersects_line_p.
13953 (layout::layout): Populate m_fixit_hints.
13954 (layout::get_expanded_location): Handle the case of a line-span
13956 (layout::validate_fixit_hint_p): New method.
13957 (get_line_span_for_fixit_hint): New function.
13958 (layout::calculate_line_spans): Add spans for fixit-hints.
13959 (layout::should_print_annotation_line_p): New method.
13960 (layout::print_any_fixits): Drop param "richloc", instead using
13961 validated fixits in m_fixit_hints. Add "const" to hint pointers.
13962 (diagnostic_show_locus): Avoid printing blank annotation lines.
13963 (selftest::test_diagnostic_context::test_diagnostic_context):
13964 Initialize show_column and start_span.
13965 (selftest::test_diagnostic_context::start_span_cb): New static
13967 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
13968 (selftest::diagnostic_show_locus_c_tests): Update for function
13969 renamings. Call test_diagnostic_show_locus_fixit_lines.
13971 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
13973 PR tree-optimization/73714
13974 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
13976 2016-08-31 David Malcolm <dmalcolm@redhat.com>
13978 * selftest.c: Move "namespace selftest {" to top of file,
13979 removing explicit "selftest::" qualifiers throughout.
13981 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
13983 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
13985 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
13986 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
13987 Replace builtin with vector extension.
13988 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
13990 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
13991 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
13992 Replace builtin with vector extension.
13993 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
13994 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
13995 Replace builtin with vector extension.
13996 * config/i386/xmmintrin.h (__m128_u): New type.
13997 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
13998 (_mm_load_ps, _mm_store_ps): Simplify.
14000 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
14002 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
14004 2016-08-30 David Malcolm <dmalcolm@redhat.com>
14006 * diagnostic-show-locus.c (colorizer::begin_state): Support more
14007 than 3 ranges per diagnostic by alternating between color 1 and
14009 (layout::layout): Replace use of rich_location::MAX_RANGES
14010 with richloc->get_num_locations ().
14011 (layout::calculate_line_spans): Replace use of
14012 rich_location::MAX_RANGES with m_layout_ranges.length ().
14013 (layout::print_annotation_line): Handle arbitrary numbers of
14014 ranges in caret-printing by defaulting to '^'.
14015 (selftest::test_one_liner_many_fixits): New function.
14016 (test_diagnostic_show_locus_one_liner): Call it.
14017 * diagnostic.c (diagnostic_initialize): Update for renaming
14018 of rich_location::MAX_RANGES to
14019 rich_location::STATICALLY_ALLOCATED_RANGES.
14020 * diagnostic.h (struct diagnostic_context): Likewise.
14022 2016-08-30 David Malcolm <dmalcolm@redhat.com>
14024 * selftest.c (selftest::named_temp_file::named_temp_file): New
14026 (selftest::temp_source_file::~temp_source_file): Move to...
14027 (selftest::named_temp_file::~named_temp_file): ...here.
14028 (selftest::test_named_temp_file): New function.
14029 (selftest::selftest_c_tests): Call test_named_temp_file.
14030 * selftest.h (class named_temp_file): New class.
14031 (class temp_source_file): Convert to a subclass of named_temp_file.
14033 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
14035 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
14036 USEs of LR_REGNO in returns and sibcalls.
14037 (rs6000_output_mi_thunk): Similar.
14038 (rs6000_sibcall_aix): Similar.
14039 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
14040 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
14041 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
14042 Remove the USE of LR_REGNO from the patterns as well. Delete an
14044 (return_internal_<mode>): Delete.
14046 2016-08-30 Tamar Christina <tamar.christina@arm.com>
14048 * config/aarch64/aarch64-simd.md
14049 (aarch64_ld2<mode>_dreg_le): New.
14050 (aarch64_ld2<mode>_dreg_be): New.
14051 (aarch64_ld2<mode>_dreg): Removed.
14052 (aarch64_ld3<mode>_dreg_le): New.
14053 (aarch64_ld3<mode>_dreg_be): New.
14054 (aarch64_ld3<mode>_dreg): Removed.
14055 (aarch64_ld4<mode>_dreg_le): New.
14056 (aarch64_ld4<mode>_dreg_be): New.
14057 (aarch64_ld4<mode>_dreg): Removed.
14058 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
14060 2016-08-30 David Malcolm <dmalcolm@redhat.com>
14062 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
14063 redundant location param.
14064 (test_one_liner_fixit_remove): Likewise.
14065 (test_one_liner_fixit_replace): Likewise.
14066 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
14067 * gcc-rich-location.c
14068 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
14069 get_range_from_loc. Drop overload taking a const char *.
14070 * gcc-rich-location.h
14071 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
14074 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
14076 * config/linux.c (linux_libc_has_function): Return true on musl.
14078 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
14080 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
14082 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
14084 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
14085 used for abnormal egdes.
14087 2016-08-30 Jakub Jelinek <jakub@redhat.com>
14089 PR tree-optimization/72866
14090 * tree-vect-patterns.c (search_type_for_mask): Turn into
14091 a small wrapper, move all code to ...
14092 (search_type_for_mask_1): ... this new function. Add caching
14093 and adjust recursive calls.
14096 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
14097 instead of lookup_type_die (type_main_variant (type)) even for array
14100 PR middle-end/77377
14101 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
14102 constant pool reference return x instead of c.
14104 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
14106 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
14109 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14112 (selftest::test_make_location_nonpure_range_endpoints): Fix
14115 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14117 * diagnostic-show-locus.c
14118 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
14120 (selftest::test_diagnostic_show_locus_one_liner): Call it.
14121 * input.c (get_pure_location): Move to libcpp/line-map.c.
14122 * input.h (get_pure_location): Convert decl to an inline function
14123 calling implementation in libcpp.
14125 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
14128 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
14129 template for intel asm dialect.
14130 (vec_set_hi_<mode><mask_name>): Ditto.
14132 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14134 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
14135 (selftest::fail_formatted): Likewise.
14137 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14139 * input.c (make_location): Call get_start and get_finish
14140 on the endpoints to avoid storing packed ranges or ad-hoc
14142 (selftest::test_make_location_nonpure_range_endpoints): New function.
14143 (selftest::input_c_tests): Call it.
14144 * input.h (get_start): New inline function.
14146 2016-08-29 Tom de Vries <tom@codesourcery.com>
14149 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
14152 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
14154 * Makefile.in (gcov-iov.h): Add dummy recipe.
14156 2016-08-29 Nathan Sidwell <nathan@acm.org>
14158 * config/nvptx/nvptx.c: #include tree-vrp.h.
14160 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
14163 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
14164 HIGH+LO construct during reload.
14166 2016-08-28 Tom de Vries <tom@codesourcery.com>
14169 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
14170 'sysv_abi va_list' attribute.
14171 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
14172 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
14175 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14177 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
14178 * emit-rtl.c (unshare_all_rtl_1): Adjust.
14179 (unshare_all_rtl_again): Likewise.
14180 * function.c (assign_stack_local_1): Likewise.
14181 (assign_stack_temp_for_type): Likewise.
14183 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14185 * cfgbuild.c (make_edges): Adjust.
14186 * cfgrtl.c (can_delete_label_p): Likewise.
14187 * dwarf2cfi.c (create_trace_edges): Likewise.
14188 * except.c (sjlj_emit_dispatch_table): Likewise.
14189 * function.h (struct expr_status): make x_forced_labels a vector.
14190 * jump.c (rebuild_jump_labels_1): Adjust.
14191 * reload1.c (set_initial_label_offsets): Likewise.
14192 * stmt.c (force_label_rtx): Likewise.
14193 (expand_label): Likewise.
14195 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14197 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
14199 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
14201 PR tree-optimization/71077
14202 PR tree-optimization/68542
14203 * fold-const.c (fold_relational_const): Fix folding of
14204 VECTOR_CST comparisons that have a scalar boolean result type.
14205 (selftest::test_vector_folding): New static function.
14206 (selftest::fold_const_c_tests): Call it.
14208 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
14210 * doc/extend.texi (SPU Built-in Functions): Remove stale
14211 references to material formerly at IBM and Sony.
14213 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
14216 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
14218 2016-08-26 David Malcolm <dmalcolm@redhat.com>
14220 * diagnostic-show-locus.c
14221 (selftest::test_fixit_consolidation): New function.
14222 (selftest::diagnostic_show_locus_c_tests): Call it.
14223 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
14224 constructor based on source_range.
14226 2016-08-26 David Malcolm <dmalcolm@redhat.com>
14228 * diagnostic-color.c (color_dict): Add "fixit-insert" and
14230 (parse_gcc_colors): Update description of default GCC_COLORS.
14231 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
14232 (colorizer::set_fixit_insert): New method.
14233 (colorizer::set_fixit_delete): New method.
14234 (colorizer::get_color_by_name): New method.
14235 (colorizer::STATE_FIXIT_INSERT): New constant.
14236 (colorizer::STATE_FIXIT_DELETE): New constant.
14237 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
14238 fields in favor of new field "m_stop_color". Add fields
14239 "m_fixit_insert" and "m_fixit_delete".
14240 (colorizer::colorizer): Update for above changes. Replace
14241 colorize_start calls with calls to get_color_by_name.
14242 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
14243 STATE_FIXIT_DELETE. Update for field renamings.
14244 (colorizer::finish_state): Simplify by using m_stop_color,
14245 rather than multiple identical "*_ce" fields.
14246 (colorizer::get_color_by_name): New method.
14247 (layout::print_any_fixits): Print insertions and replacements
14248 using the "fixit-insert" color, and deletions using the
14249 "fixit-delete" color.
14250 * doc/invoke.texi (-fdiagnostics-color): Update description of
14251 default GCC_COLORS, and of the supported capabilities.
14253 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
14255 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
14256 current_function_static_stack_size variable with the static
14257 stack frame size of the current function when
14258 flag_stack_usage_info is enabled.
14260 2016-08-26 Nathan Sidwell <nathan@acm.org>
14262 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
14263 assignment inside if condition.
14265 2016-08-26 Richard Biener <rguenther@suse.de>
14267 PR tree-optimization/69047
14268 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
14269 extracts similar to what FRE does.
14270 (non_rewritable_mem_ref_base): Likewise.
14272 2016-08-26 Joseph Myers <joseph@codesourcery.com>
14274 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
14275 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
14276 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14277 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14278 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
14280 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14281 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14282 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14283 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
14284 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14286 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14289 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
14290 reservation duration to 15 cycles.
14291 (cortex_a8_vfp_macs): Likewise.
14292 (cortex_a8_vfp_macd): Likewise.
14293 (cortex_a8_vfp_divs): Likewise.
14294 (cortex_a8_vfp_divd): Likewise.
14296 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14298 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
14299 (aarch_macro_fusion_pair_p): Use above to avoid early return.
14301 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14302 Martin Jambhor <mjambor@suse.cz>
14304 * common.opt: New option -fipa-bit-cp.
14305 * doc/invoke.texi: Document -fipa-bit-cp.
14306 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
14307 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
14308 * tree-ssa-ccp.h: New header file.
14309 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
14310 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
14311 Replace all occurences of tree parameter by two new params: signop, int.
14312 (bit_value_unop_1): Change to bit_value_unop and export it.
14313 Replace all occurences of tree parameter by two new params: signop,
14315 (bit_value_binop): Change call from bit_value_binop_1 to
14317 (bit_value_assume_aligned): Likewise.
14318 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
14319 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
14321 (ccp_finalize): Skip processing if val->mask == 0.
14322 * ipa-cp.c: Include tree-ssa-ccp.h
14323 (ipcp_bits_lattice): New class.
14324 (ipcp_param_lattice (bits_lattice): New member.
14325 (print_all_lattices): Call ipcp_bits_lattice::print.
14326 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
14327 (initialize_node_lattices): Likewise.
14328 (propagate_bits_accross_jump_function): New function.
14329 (propagate_constants_accross_call): Call
14330 propagate_bits_accross_jump_function.
14331 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
14332 (ipcp_store_bits_results): New function.
14333 (ipcp_driver): Call ipcp_store_bits_results.
14334 * ipa-prop.h (ipa_bits): New struct.
14335 (ipa_jump_func): Add new member bits of type ipa_bits.
14336 (ipa_param_descriptor): Change decl to decl_or_type.
14337 (ipa_get_param): Change decl to decl_or_type and assert on
14339 (ipa_get_type): New function.
14340 (ipcp_transformation_summary): New member bits.
14341 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
14342 (ipa_populate_param_decls): Likewise.
14343 (ipa_dump_param): Likewise.
14344 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
14346 (ipa_set_jf_unknown): Set ipa_bits::known to false.
14347 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
14349 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
14350 (ipa_write_jump_function): Add streaming for ipa_bits.
14351 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
14352 (write_ipcp_transformation_info): Add streaming for ipa_bits
14353 summary for ltrans.
14354 (read_ipcp_transfomration_info): Add support for reading streamed
14356 (ipcp_update_bits): New function.
14357 (ipcp_transform_function): Call ipcp_update_bits.
14359 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
14361 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
14362 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
14364 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
14366 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
14368 2016-08-25 Richard Biener <rguenther@suse.de>
14370 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
14371 Only add locations in late dwarf.
14372 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
14373 (dwarf2out_early_finish): But do it here.
14375 2016-08-24 Michael Collison <michael.collison@linaro.org>
14376 Michael Collison <michael.collison@arm.com>
14378 * config/arm/arm-modes.def: Add new condition code mode CC_V
14379 to represent the overflow bit.
14380 * config/arm/arm.c (maybe_get_arm_condition_code):
14381 Add support for CC_Vmode.
14382 (arm_gen_unlikely_cbranch): New function to generate common
14383 rtl conditional branches for overflow patterns.
14384 * config/arm/arm-protos.h: Add prototype for
14385 arm_gen_unlikely_cbranch.
14386 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
14387 addsi3_compareV_upper): New patterns to support signed
14388 builtin overflow add operations.
14389 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
14390 New patterns to support unsigned builtin add overflow operations.
14391 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
14392 builtin overflow subtract operations,
14393 (usubv<mode>4): New patterns to support unsigned builtin subtract
14394 overflow operations.
14395 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
14396 to support builtin overflow negate operations.
14398 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14401 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14403 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14404 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14407 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
14409 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
14410 MULTILIB_OPTIONS should be used. Small wording fixes.
14411 * genmultilib: Memorize set of all option combinations in
14412 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
14413 found in MULTILIB_OPTIONS by checking if option set is listed in
14414 combination_space. Output new and existing error message to stderr.
14416 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
14418 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
14419 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
14420 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
14421 (MULTILIB_REUSE): Remove reuse rules for option set including
14422 -mfpu=fp-armv8 and -mfpu=vfpv4
14424 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
14426 * config/arm/t-rtems: Add vfp multilib.
14428 2016-08-23 Ian Lance Taylor <iant@golang.org>
14430 * config/s390/s390.c (s390_asm_file_start): Call
14431 default_file_start.
14433 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14435 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
14436 initialization of all 0's to the 0 constant, instead of directly
14437 generating XOR. Add support for V4SImode vector initialization on
14438 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
14439 initialization. Change variables used in V4SFmode vector
14440 intialization. For V4SFmode vector splat on ISA 3.0, make sure
14441 any memory addresses are in index form. Add support for using
14442 VSPLTH/VSPLTB to initialize vector short and vector char vectors
14443 with all of the same element.
14444 (regno_or_subregno): New helper function to return a register
14445 number for either REG or SUBREG.
14446 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
14447 Use regno_or_subregno where possible.
14448 (rs6000_split_v4si_init_di_reg): New helper function to build up a
14449 DImode value from two SImode values in order to generate V4SImode
14450 vector initialization on 64-bit systems with direct move.
14451 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
14453 (rtx_is_swappable_p): V4SImode vector initialization insn is not
14455 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
14457 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
14458 attributes to initialize V8HImode and V16QImode vectors with the
14460 (VSX_SPLAT_COUNT): Likewise.
14461 (VSX_SPLAT_SUFFIX): Likewise.
14462 (UNSPEC_VSX_VEC_INIT): New unspec.
14463 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
14464 Allow SFmode values to come from Altivec registers.
14465 (vsx_init_v4si): New insn/split for V4SImode vector initialization
14466 on 64-bit systems with direct move.
14467 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
14468 vector initializations, to allow V4SImode vector initializations
14469 on 64-bit systems with direct move.
14470 (vsx_splat_v4si): Likewise.
14471 (vsx_splat_v4si_di): Likewise.
14472 (vsx_splat_v4sf): Likewise.
14473 (vsx_splat_v4sf_internal): Likewise.
14474 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
14476 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
14477 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
14478 initializing V8HImode and V16QImode vectors with the same
14480 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
14481 optimization if -maltivec=be.
14483 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
14485 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
14486 attribute for alternatives 3 and 4.
14488 2016-08-23 David Malcolm <dmalcolm@redhat.com>
14490 * selftest.c (selftest::assert_str_contains): New function.
14491 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
14492 * selftest.h (selftest::assert_str_contains): New decl.
14493 (ASSERT_STR_CONTAINS): New macro.
14495 2016-08-23 Richard Biener <rguenther@suse.de>
14497 PR tree-optimization/77286
14498 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
14500 (vect_transform_loop): Split exit edges of loop and scalar
14501 loop if required and at the appropriate time.
14503 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14505 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14506 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14508 Correct a typo in a comment.
14510 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14512 * config/s390/s390.md ("*andc_split"): New splitter for and with
14515 2016-08-23 Richard Biener <rguenther@suse.de>
14517 PR tree-optimization/27336
14518 * tree-vrp.c (infer_value_range): Handle stmts that can throw
14519 by looking for a non-EH edge.
14520 (process_assert_insertions_for): Likewise.
14522 2016-08-23 Richard Biener <rguenther@suse.de>
14524 PR middle-end/77305
14525 * statistics.c (statistics_counter_event): Robustify against
14528 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14530 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
14531 for targets amdfam10 and barcelona.
14533 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
14535 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
14536 (zero_extend<mode>di2): Ditto.
14537 (*zero_extend<mode>si2): Ditto.
14538 (*zero_extendqihi2): Ditto.
14540 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14542 PR middle-end/77269
14543 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
14544 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
14546 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
14548 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
14549 identical consecutive elements.
14550 [SSA_NAME]: Print the name's def stmt on its own line. When printing
14551 the node's def stmt, avoid printing an unwanted trailing newline by
14552 replacing the call to print_gimple_stmt() with its inlined body and
14553 adjusting it to not set pp_needs_newline and to call pp_flush()
14554 instead of pp_newline_and_flush().
14556 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14558 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
14559 (float32_type_node, float64_type_node, float32x_type_node)
14560 (float128x_type_node): New macros.
14561 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
14562 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
14563 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
14564 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
14565 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
14566 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
14567 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
14568 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
14569 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
14570 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
14571 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
14572 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
14573 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
14574 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
14575 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
14576 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
14577 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
14578 (copysign, fabs, huge_val, inf, nan, nans): Use it.
14579 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
14581 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
14582 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
14583 * doc/extend.texi (Other Builtins): Document these built-in
14585 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
14588 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
14590 * doc/install.texi (Binaries): www.opencsw.org now uses https.
14592 2016-08-22 Richard Biener <rguenther@suse.de>
14594 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
14596 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
14599 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
14600 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
14601 non-SSE2 athlons only, otherwise prefer SSE prefetches.
14603 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14605 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
14606 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
14607 (vrp_visit_switch_stmt): Likewise.
14608 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
14609 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
14610 (vrp_visit_stmt): Use extract_range_from_stmt.
14611 (vrp_visit_phi_node): Use extract_range_from_phi_node.
14613 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14615 * Makefile.in: Add tree-vrp.h to GTFILES.
14616 * gengtype.c (open_base_files): Add tree-vrp.h.
14617 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
14618 * builtins.c: Likewise.
14619 * fold-const.c: Likewise.
14620 * gimple-builder.c: Likewise.
14621 * gimple-laddress.c: Likewise.
14622 * hsa-gen.c: Likewise.
14623 * internal-fn.c: Likewise.
14625 * targhooks.c: Liewise,
14626 * tree-ssa-address.c: Likewise.
14627 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
14628 * tree-vrp.c (struct value_range): Move to tree-vrp.h
14629 * tree-vrp.h: New file.
14631 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14633 PR tree-optimization/61839
14634 * tree-vrp.c (two_valued_val_range_p): New.
14635 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
14636 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
14637 Also Convert VAR BINOP CST where VAR is two-valued to
14638 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
14640 2016-08-19 David Malcolm <dmalcolm@redhat.com>
14642 * diagnostic-show-locus.c
14643 (layout::annotation_line_showed_range_p): New method.
14644 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
14645 Reimplement case fixit_hint::REPLACE to cover removals, and
14646 replacements where the range of the replacement isn't one
14647 of the ranges in the rich_location.
14648 (test_one_liner_fixit_replace): Likewise.
14649 (selftest::test_one_liner_fixit_replace_non_equal_range): New
14651 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
14653 (selftest::test_diagnostic_show_locus_one_liner): Call the new
14655 * diagnostic.c (print_parseable_fixits): Remove case
14656 fixit_hint::REMOVE.
14658 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
14661 * config/i386/i386.c (ix86_option_override_internal): Remove
14662 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
14663 Enable SSE prefetch also for TARGET_PREFETCHWT1.
14664 Do not try to enable TARGET_PRFCHW ISA flag here.
14665 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
14666 Rewrite expander function body.
14667 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
14669 2016-08-19 Joseph Myers <joseph@codesourcery.com>
14672 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
14673 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
14674 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
14675 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
14676 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
14677 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
14678 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
14679 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
14680 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
14682 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
14684 (struct floatn_type_info): New structure type.
14685 (floatn_nx_types): New variable declaration.
14686 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
14687 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
14688 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
14689 * tree.c (floatn_nx_types): New variable.
14690 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
14691 corresponding complex types.
14692 * target.def (floatn_mode): New hook.
14693 * targhooks.c: Include "real.h".
14694 (default_floatn_mode): New function.
14695 * targhooks.h (default_floatn_mode): New prototype.
14696 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
14698 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
14699 effective-target and dg-add-options keywords.
14700 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
14701 Document new effective-target keywords.
14702 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
14703 * doc/tm.texi: Regenerate.
14704 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
14705 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
14706 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
14708 * real.h (struct real_format): Add field ieee_bits.
14709 * real.c (ieee_single_format, mips_single_format)
14710 (motorola_single_format, spu_single_format, ieee_double_format)
14711 (mips_double_format, motorola_double_format)
14712 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
14713 (ieee_extended_intel_128_format)
14714 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
14715 (mips_extended_format, ieee_quad_format, mips_quad_format)
14716 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
14717 (decimal_double_format, decimal_quad_format, ieee_half_format)
14718 (arm_half_format, real_internal_format: Initialize ieee_bits
14720 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
14721 float128_type_node. Set float80_type_node to float64x_type_node
14722 if appropriate and long_double_type_node not appropriate.
14723 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
14724 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
14725 Initialize ieee_bits field.
14726 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
14727 (rs6000_init_builtins): Set ieee128_float_type_node to
14728 float128_type_node.
14729 (rs6000_floatn_mode): New function.
14731 2016-08-19 Jakub Jelinek <jakub@redhat.com>
14733 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
14734 _rdseed64_step): Uglify argument names and/or local variable names
14735 in inline functions.
14736 * config/i386/rtmintrin.h (_xabort): Likewise.
14737 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
14738 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
14739 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
14740 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
14741 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
14742 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
14743 _mm_maskz_ternarylogic_epi32): Likewise.
14744 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
14745 __lwpins32, __lwpins64): Likewise.
14746 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
14747 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
14748 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
14749 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
14750 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
14751 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
14752 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
14753 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
14754 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
14755 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
14756 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
14757 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
14758 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
14759 _mm256_mask_i64gather_epi32): Likewise.
14760 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14761 * config/i386/ia32intrin.h (__writeeflags): Likewise.
14762 * config/i386/pkuintrin.h (_wrpkru): Likewise.
14763 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
14764 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
14765 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
14766 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
14767 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
14768 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
14769 _mm512_mask_prefetch_i64scatter_ps): Likewise.
14770 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14771 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
14772 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
14773 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
14774 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
14775 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
14776 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
14777 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
14779 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
14781 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
14782 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
14784 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
14785 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
14787 (_rdpkru_u32): Add space after function name.
14789 * config/i386/t-i386 (i386-c.o): Don't depend on
14790 i386-builtin-types.inc.
14791 (i386.o): Depend on i386-builtin-types.inc.
14793 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
14796 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
14797 Use const_vec_duplicate to check for duplicated elements.
14799 2016-08-19 Richard Biener <rguenther@suse.de>
14801 PR tree-optimization/77290
14802 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14803 Fix flag_tree_parallelize_loops check.
14805 2016-08-19 Richard Biener <rguenther@suse.de>
14807 * match.pd (x | 0 -> x): Add.
14809 2016-08-19 Richard Biener <rguenther@suse.de>
14811 PR tree-optimization/77286
14812 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
14813 Deal with virtual PHIs being out-of-order.
14815 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14817 * doc/invoke.texi (fverbose-asm): Note that source code lines
14818 are emitted, and provide an example.
14819 * final.c (asm_show_source): New function.
14820 (final_scan_insn): Call asm_show_source.
14822 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14824 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
14825 param with diagnostic_kind.
14826 (class colorizer): Similarly replace field m_diagnostic with
14828 (colorizer::colorizer): Replace diagnostic
14829 param with diagnostic_kind.
14830 (colorizer::begin_state): Update for above field change.
14831 (layout::layout): Replace diagnostic param with rich_location *
14832 and diagnostic_kind.
14833 (diagnostic_show_locus): Replace diagnostic param with richloc
14834 and diagnostic_kind.
14835 (class selftest::test_diagnostic_context): New class.
14836 (selftest::test_diagnostic_show_locus_unknown_location): New
14838 (selftest::test_one_liner_simple_caret): New function.
14839 (selftest::test_one_liner_caret_and_range): New function.
14840 (selftest::test_one_liner_multiple_carets_and_ranges): New
14842 (selftest::test_one_liner_fixit_remove): New function.
14843 (selftest::test_one_liner_fixit_replace): New function.
14844 (selftest::test_diagnostic_show_locus_one_liner): New function.
14845 (selftest::diagnostic_show_locus_c_tests): Call the new test
14847 * diagnostic.c (diagnostic_initialize): Initialize
14848 colorize_source_p, show_ruler_p and parseable_fixits_p.
14849 (default_diagnostic_finalizer): Update for change to
14850 diagnostic_show_locus.
14851 (diagnostic_append_note): Likewise.
14852 * diagnostic.h (diagnostic_show_locus): Replace
14853 const diagnostic_info * param with location * and diagnostic_t.
14855 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14857 * input.c (saved_line_table): New global.
14858 (class selftest::temp_line_table): Rename to line_table_test and
14859 move declaration to selftest.h, and drop field m_old_line_table.
14860 (selftest::temp_line_table::temp_line_table): Rename ctor to...
14861 (selftest::line_table_test::line_table_test): ...this. Add a
14862 default ctor. Store current value of line_table within
14864 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
14865 (selftest::line_table_test::~line_table_test): ...this, and
14866 restore line_table from the saved_line_table, rather than
14868 (selftest::test_accessing_ordinary_linemaps): Update for above
14870 (selftest::test_lexer): Likewise.
14871 (struct selftest::lexer_test): Likewise.
14872 (selftest::lexer_test::lexer_test): Likewise.
14873 (selftest::input_c_tests): Move the looping over test cases from
14875 (selftest::for_each_line_table_case): New function.
14876 * input.h (saved_line_table): New decl.
14877 * selftest.h (struct selftest::line_table_case): New forward decl.
14878 (class selftest::line_table_test): New class, moved here from
14879 selftest::temp_line_table in input.c, and renamed.
14880 (selftest::for_each_line_table_case): New decl.
14882 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
14885 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
14887 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
14889 PR middle-end/70895
14890 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
14891 enclosing parallel construct for reduction variables on OpenACC loop
14894 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
14896 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
14897 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
14899 (function_to_dwarf_procedure): Update comment.
14901 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14903 * input.c (diagnostics_file_cache_forcibly_evict_file): New
14905 * input.h (diagnostics_file_cache_forcibly_evict_file): New
14907 * selftest.c (selftest::temp_source_file::~temp_source_file):
14908 Evict m_filename from the diagnostic file cache.
14910 2016-08-18 Richard Biener <rguenther@suse.de>
14912 * tree-pass.h (make_pass_materialize_all_clones): Declare.
14913 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
14914 make_pass_materialize_all_clones): New simple IPA pass encapsulating
14915 clone materialization.
14916 * passes.def (all_late_ipa_passes): Start with
14917 pass_materialize_all_clones.
14918 * cgraphunit.c (symbol_table::compile): Remove call to
14919 materialize_all_clones.
14920 * tree-into-ssa.c: Include statistics.h.
14921 (update_ssa): Count number of times we do incremental/rewrite
14924 2016-08-18 Richard Biener <rguenther@suse.de>
14926 PR tree-optimization/77282
14927 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14928 When doing auto-parallelizing also prevent use of PHIs that
14929 carry dependences across loop backedges.
14931 2016-08-18 Tamar Christina <tamar.christina@arm.com>
14932 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14934 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
14936 2016-08-18 Richard Biener <rguenther@suse.de>
14938 * ssa-iterators.h (ssa_vuse_operand): New inline.
14939 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
14940 (predicate_all_scalar_phis): Use remove_phi_node to remove
14941 phi nodes predicated. Delay removing virtual PHIs.
14942 (predicate_mem_writes): Update virtual operands.
14943 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
14944 (tree_if_conversion): Do not rewrite virtual SSA form.
14945 * tree-phinodes.c (release_phi_node): Make static.
14946 * tree-phinodes.h (release_phi_node): Remove.
14948 2016-08-18 Jakub Jelinek <jakub@redhat.com>
14950 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
14951 codes that appear in bdesc_* arrays, instead include i386-builtin.def
14952 twice to define those.
14953 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
14954 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
14955 bdesc_multi_arg): Define by including i386-builtin.def the third time.
14956 * config/i386/i386-builtin.def: New file.
14958 2016-08-17 David Malcolm <dmalcolm@redhat.com>
14960 * input.c (get_source_range_for_char): Rename to...
14961 (selftest::get_source_range_for_char): ...this, and move within
14962 the #if CHECKING_P guard.
14963 (get_num_source_ranges_for_substring): Rename to...
14964 (selftest::get_num_source_ranges_for_substring): ...this, move
14965 within the #if CHECKING_P guard, and make static.
14966 (selftest::assert_num_substring_ranges): Initialize
14969 2016-08-18 Alan Modra <amodra@gmail.com>
14971 PR rtl-optimization/72771
14972 * reload.c (find_reloads): Don't assume that a subreg mem is OK
14973 when find_reloads_toplev returns address_reloaded==-1.
14974 (alternative_allows_const_pool_ref): Update comment.
14976 2015-08-17 Alan Hayward <alan.hayward@arm.com>
14978 PR tree-optimization/71752
14979 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
14980 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
14982 2016-08-17 Jakub Jelinek <jakub@redhat.com>
14984 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
14985 instead of testing ECF_NORETURN bit in gimple_call_flags.
14986 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
14987 * predict.c (tree_bb_level_predictions): Likewise.
14988 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
14990 PR middle-end/77259
14991 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
14992 turning a call into __builtin_unreachable-like noreturn call, adjust
14993 gimple_call_set_fntype.
14994 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
14995 gimple_call_fntype has void return type.
14997 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
14999 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
15000 maybe_lookup_decl, to handle nested acc loop directives.
15002 2016-08-17 Richard Biener <rguenther@suse.de>
15004 PR tree-optimization/76490
15005 * tree-vrp.c (update_value_range): Preserve overflow infinities
15006 when intersecting with ranges from get_range_info.
15007 (operand_less_p): Handle overflow infinities correctly.
15008 (value_range_constant_singleton): Use vrp_operand_equal_p
15009 to handle overflow max/min correctly.
15010 (vrp_valueize): Likewise.
15011 (union_ranges): Likewise.
15012 (intersect_ranges): Likewise.
15013 (vrp_visit_phi_node): Improve iteration limitation to only
15014 apply when we'll possibly re-visit the PHI via a changed argument
15017 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
15019 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
15020 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
15021 rather than those that should not be built.
15023 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
15026 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
15028 2016-08-17 Richard Biener <rguenther@suse.de>
15030 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
15031 (verify_vssa): New function verifying virtual SSA form.
15032 (verify_ssa): Call it.
15033 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
15034 Do not apply loop-closed SSA handling to virtuals.
15035 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
15036 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
15037 when rewriting their symbol.
15038 (prepare_def_site_for): Likewise.
15039 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
15040 operands of moved stmts.
15042 2016-08-17 Richard Biener <rguenther@suse.de>
15044 PR tree-optimization/23855
15045 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
15046 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
15047 find guards to hoist. Do not update SSA form but rewrite virtuals
15048 into loop closed SSA.
15049 (find_loop_guard): Adjust to skip already hoisted guards. Do
15050 not mark virtuals for renaming or update SSA form.
15052 2016-08-17 Martin Liska <mliska@suse.cz>
15054 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
15055 a LONG_LONG_TYPE_SIZE comparison.
15056 * gcov-io.h: Remove macro definitions.
15057 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
15058 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
15061 2016-08-16 Jakub Jelinek <jakub@redhat.com>
15063 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
15064 that builtins not mentioned in bdesc_* arrays come first, then
15065 the ones mentioned in bdesc_* arrays in the order they appear in
15066 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
15067 IX86_BUILTIN__BDESC_*_LAST enumerator.
15068 (bdesc_mpx): Fix up a comment typo.
15069 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
15070 __builtin_ia32_vpcomneu[bwdq] builtins.
15071 (BDESC_VERIFY, BDESC_VERIFYS): Define.
15072 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
15073 enum ix86_builtins ordering.
15074 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
15075 for direct bdesc_* array member access instead of searching all the
15076 arrays until an fcode match is found.
15078 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
15080 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
15081 pattern as define_insn_and_split. Split insn before reload to
15083 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
15084 <shift_insn><mode>3_1.
15085 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
15086 <rotate_insn><mode>3_1.
15088 2016-08-16 David Malcolm <dmalcolm@redhat.com>
15091 * input.c (get_source_range_for_substring): Rename to...
15092 (get_source_location_for_substring): ...this, adding param
15093 "caret_idx", and converting output param from source_range * to
15095 (get_source_range_for_char): New function.
15096 (get_num_source_ranges_for_substring): Update comment to reflect
15098 (assert_char_at_range): Update to use get_source_range_for_char
15099 rather than get_source_range_for_substring.
15100 (test_lexer_string_locations_concatenation_2): Likewise.
15101 * substring-locations.h (get_source_range_for_substring): Rename
15103 (get_source_location_for_substring): ...this, and adding param
15104 "caret_idx", and converting output param from source_range * to
15107 2016-08-16 David Malcolm <dmalcolm@redhat.com>
15109 * input.c (class selftest::temp_source_file): Move to
15111 (selftest::temp_source_file::temp_source_file): Move to
15113 (selftest::temp_source_file::~temp_source_file): Likewise.
15114 * selftest.c (selftest::temp_source_file::temp_source_file): Move
15116 (selftest::temp_source_file::~temp_source_file): Likewise.
15117 * selftest.h (class selftest::temp_source_file): Move here from
15120 2016-08-16 Jakub Jelinek <jakub@redhat.com>
15123 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
15124 inlining, add cgraph edge for the added __builtin_unreachable call.
15126 PR middle-end/67485
15127 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
15128 only cast it to SHWI for the final comparison.
15130 2016-08-16 Martin Liska <mliska@suse.cz>
15132 PR gcov-profile/36412
15133 * doc/gcov.texi: Document --hash-filenames(-x).
15134 * gcov.c (print_usage): Add the option.
15135 (process_args): Process the option, sort options alphabetically.
15136 (md5sum_to_hex): New function.
15137 (make_gcov_file_name): Do the md5sum and append it to a
15140 2016-08-16 Bin Cheng <bin.cheng@arm.com>
15142 PR tree-optimization/69848
15143 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
15144 and swtich operands to avoid additional NOT instruction.
15145 (vcond<v_cmp_mixed><mode>): Ditto.
15146 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15148 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
15150 * doc/install.texi (*-*-solaris2*): Adjust latest change.
15152 2016-08-16 Richard Biener <rguenther@suse.de>
15154 PR tree-optimization/76783
15155 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
15156 BB visited flags at start.
15158 2016-08-16 Bin Cheng <bin.cheng@arm.com>
15160 PR tree-optimization/72817
15161 PR tree-optimization/73450
15162 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
15163 multiple_of_p for adjusted IV.base.
15165 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
15168 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
15169 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
15170 for !flag_finite_math_only or flag_signed_zeros.
15171 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
15172 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
15173 depend on flag_finite_math_only.
15174 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
15176 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
15177 (*ieee_smin<mode>3): Ditto.
15178 (*ieee_smax<mode>3): Ditto.
15179 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
15180 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
15182 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
15183 depend on flag_finite_math_only.
15184 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
15185 (*mmx_<code>v2sf3): Remove.
15186 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
15187 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
15188 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
15190 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
15192 PR rtl-optimization/73650
15193 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
15194 it is not a simple move.
15196 2016-08-15 Martin Liska <mliska@suse.cz>
15199 * gcc.c (do_spec_1): Call save_string with the right size.
15200 (save_string): Do an assert about string we copy.
15202 2016-08-15 Richard Biener <rguenther@suse.de>
15204 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
15205 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
15207 (pass_data_stv): Likewise.
15209 2016-08-15 Richard Biener <rguenther@suse.de>
15211 PR tree-optimization/73434
15212 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
15213 TBAA info on the base when forwarding a non-invariant address.
15215 2016-08-15 Jakub Jelinek <jakub@redhat.com>
15217 * dwarf2out.c (struct checksum_attributes): Add
15218 at_string_length_bit_size and at_string_length_byte_size fields.
15219 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
15220 and DW_AT_string_length_byte_size.
15221 (die_checksum_ordered): Handle at_string_length_bit_size and
15222 at_string_length_byte_size.
15223 (gen_array_type_die): For dwarf_version >= 5 emit
15224 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15225 (adjust_string_types): For dwarf_version >= 5 remove
15226 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15227 (resolve_addr): Likewise.
15230 * dwarf2out.c (string_types): New variable.
15231 (gen_array_type_die): Change early_dwarf handling of
15232 DW_AT_string_length, create DW_OP_call4 referencing the
15233 length var temporarily. Handle parameters that are pointers
15235 (adjust_string_types): New function.
15236 (gen_subprogram_die): Temporarily set string_types to local var,
15237 call adjust_string_types if needed.
15238 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
15240 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
15242 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
15244 * doc/install.texi (*-*-solaris2*): Fix version number and document
15245 requirement on GNU make for building libjava with the Solaris linker.
15247 2016-08-15 Martin Liska <mliska@suse.cz>
15248 Jakub Jelinek <jakub@redhat.com>
15250 PR tree-optimization/72824
15251 * tree-loop-distribution.c (const_with_all_bytes_same)
15252 <case VECTOR_CST>: Fix a typo.
15254 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
15257 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
15258 Renamed from _mm512_undefined_si512.
15259 (_mm_undefined_si512): New definition.
15261 2016-08-13 Richard Biener <rguenther@suse.de>
15263 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
15264 into PHIs and update the lattice for its def.
15266 2016-08-12 Jakub Jelinek <jakub@redhat.com>
15269 * ubsan.c (instrument_si_overflow): Pass true instead of false
15271 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
15272 of bbs. Return TODO_cleanup_cfg if any returned true.
15274 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15276 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
15277 ISA 3.0 MTVSRDD instruction.
15278 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
15281 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
15283 PR tree-optimization/71083
15284 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
15285 bitfield access when possible.
15287 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
15289 PR middle-end/71654
15290 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
15291 sign-changing cast from a shorter unsigned type to a wider
15294 2016-08-12 Jakub Jelinek <jakub@redhat.com>
15296 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
15297 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
15298 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
15300 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15302 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
15303 Correct costs for vec_construct.
15305 2016-08-12 Bin Cheng <bin.cheng@arm.com>
15307 PR tree-optimization/69848
15308 * tree-vectorizer.h (enum vect_def_type): New condition reduction
15309 type CONST_COND_REDUCTION.
15310 * tree-vect-loop.c (vectorizable_reduction): Support new condition
15311 reudction type CONST_COND_REDUCTION.
15313 2016-08-12 Richard Biener <rguenther@suse.de>
15315 PR tree-optimization/57326
15316 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
15317 returning an SSA name.
15318 (phi_translate_1): When fully_constant_expression returns a NAME
15319 make sure we have a leader for it.
15321 2016-08-12 Martin Liska <mliska@suse.cz>
15322 Adam Fineman <afineman@afineman.com>
15324 * gcov.c (process_file): Create .gcov file when .gcda
15327 2016-08-12 Marek Polacek <polacek@redhat.com>
15330 * alias.c (find_base_value): Adjust fall through comment.
15331 * cfgexpand.c (expand_debug_expr): Likewise.
15332 * combine.c (find_split_point): Likewise.
15333 (expand_compound_operation): Likewise. Add FALLTHRU.
15334 (make_compound_operation): Adjust fall through comment.
15335 (canon_reg_for_combine): Add FALLTHRU.
15336 (force_to_mode): Adjust fall through comment.
15337 (simplify_shift_const_1): Likewise.
15338 (simplify_comparison): Likewise.
15339 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
15341 * config/aarch64/predicates.md: Likewise.
15342 * config/i386/i386.c (function_arg_advance_32): Likewise.
15343 (ix86_gimplify_va_arg): Likewise.
15344 (print_reg): Likewise.
15345 (ix86_print_operand): Likewise.
15346 (ix86_build_const_vector): Likewise.
15347 (ix86_expand_branch): Likewise.
15348 (ix86_sched_init_global): Adjust fall through comment.
15349 (ix86_expand_args_builtin): Add FALLTHRU.
15350 (ix86_expand_builtin): Likewise.
15351 (ix86_expand_vector_init_one_var): Likewise.
15352 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
15353 (rs6000_adjust_cost): Likewise.
15354 (insn_must_be_first_in_group): Likewise.
15355 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
15356 * dbxout.c (dbxout_symbol): Adjust fall through comment.
15357 * df-scan.c (df_uses_record): Likewise.
15358 * dojump.c (do_jump): Add FALLTHRU.
15359 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
15361 (resolve_args_picking_1): Adjust fall through comment.
15362 (loc_list_from_tree_1): Likewise.
15363 * expmed.c (make_tree): Likewise.
15364 * expr.c (expand_expr_real_2): Add FALLTHRU.
15365 (expand_expr_real_1): Likewise. Adjust fall through comment.
15366 * fold-const.c (const_binop): Adjust fall through comment.
15367 (fold_truth_not_expr): Likewise.
15368 (fold_cond_expr_with_comparison): Add FALLTHRU.
15369 (fold_binary_loc): Likewise.
15370 (contains_label_1): Adjust fall through comment.
15371 (multiple_of_p): Likewise.
15372 * gcov-tool.c (process_args): Add FALLTHRU.
15373 * genattrtab.c (check_attr_test): Likewise.
15374 (write_test_expr): Likewise.
15375 * genconfig.c (walk_insn_part): Likewise.
15376 * genpreds.c (validate_exp): Adjust fall through comment.
15377 (needs_variable): Likewise.
15378 * gensupport.c (get_alternatives_number): Add FALLTHRU.
15379 (subst_dup): Likewise.
15380 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
15381 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
15382 (gimplify_scan_omp_clauses): Add FALLTHRU.
15383 (goa_stabilize_expr): Likewise.
15384 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
15386 * hsa-gen.c (get_address_from_value): Likewise.
15387 * ipa-icf.c (sem_function::hash_stmt): Likewise.
15388 * ira.c (ira_setup_alts): Add FALLTHRU.
15389 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
15391 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
15392 * opts.c (common_handle_option): Likewise.
15393 * read-rtl.c (read_rtx_code): Likewise.
15394 * real.c (round_for_format): Likewise.
15395 * recog.c (asm_operand_ok): Likewise.
15396 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
15397 * reload1.c (set_label_offsets): Likewise.
15398 (eliminate_regs_1): Likewise.
15399 (reload_reg_reaches_end_p): Likewise.
15400 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
15401 (rtx_cost): Likewise.
15402 * sched-rgn.c (is_exception_free): Likewise.
15403 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
15404 * stor-layout.c (int_mode_for_mode): Likewise.
15405 * toplev.c (print_to_asm_out_file): Likewise.
15406 (print_to_stderr): Likewise.
15407 * tree-cfg.c (gimple_verify_flow_info): Likewise.
15408 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
15409 (chrec_fold_multiply): Likewise.
15410 (evolution_function_is_invariant_rec_p): Likewise.
15411 (for_each_scev_op): Likewise.
15412 * tree-data-ref.c (siv_subscript_p): Likewise.
15413 (get_references_in_stmt): Likewise.
15414 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
15415 (substitute_in_expr): Likewise.
15416 (type_cache_hasher::equal): Likewise.
15417 (walk_type_fields): Likewise.
15418 * var-tracking.c (adjust_mems): Add FALLTHRU.
15419 (set_dv_changed): Adjust fall through comment.
15420 * varasm.c (default_function_section): Add FALLTHRU.
15422 2016-08-12 Marek Polacek <polacek@redhat.com>
15425 * tree-complex.c (expand_complex_division): Add missing break.
15427 2016-08-12 Richard Biener <rguenther@suse.de>
15429 * passes.c (execute_todo): Do not push/pop TV_TODO.
15430 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
15431 (execute_one_pass): Likewise.
15432 * common.opt (ftime-report-details): New switch.
15433 * doc/invoke.texi (ftime-report-details): Document.
15434 * timevar.h (timer::print_row): Adjust signature.
15435 (timer::all_zero): New static helper.
15436 (timer::child_map_t): New typedef.
15437 (timer::time_var_def): Add children field.
15438 * timevar.c (timer::named_items::print): Adjust.
15439 (timer::~timer): Free timevar recorded children.
15440 (timer::pop_internal): When -ftime-report-details record
15441 time spent in sub-timevars.
15442 (timer::print_row): Adjust.
15443 (timer::print): Print sub-timevar stats, use all_zero.
15444 * timevar.def (TV_TODO): Remove.
15446 2016-08-12 Richard Biener <rguenther@suse.de>
15448 PR tree-optimization/72851
15449 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
15450 worklists to use bitmaps indexed in execution order.
15451 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
15452 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
15453 (cfg_blocks): Make a bitmap.
15454 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
15456 (cfg_blocks_empty_p): Adjust.
15457 (cfg_blocks_add): Likewise.
15458 (cfg_blocks_get): Likewise.
15459 (add_ssa_edge): Likewise.
15460 (add_control_edge): Likewise.
15461 (simulate_stmt): Likewise.
15462 (process_ssa_edge_worklist): Likewise.
15463 (simulate_block): Likewise.
15464 (ssa_prop_init): Compute PRE order and stmt UIDs.
15465 (ssa_prop_fini): Adjust.
15466 (ssa_propagate): Adjust.
15468 2016-08-12 Richard Biener <rguenther@suse.de>
15470 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
15471 the currently executable edges have fixed ranges. Always
15472 go through update_value_range.
15474 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
15478 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
15479 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
15480 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
15481 (LANG_HOOKS_DECLS): Add it.
15482 * langhooks.h (struct lang_hooks_for_decls): Add
15483 function_decl_defaulted. Const_tree-ify
15484 function_decl_explicit_p and function_decl_deleted_p.
15485 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
15486 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
15487 also at strict DWARF v5.
15490 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
15491 TYPE_QUAL_CONST in reference-typed decls.
15494 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
15495 in DW_OP_pieces, just enough to handle pointers to member
15497 (gen_remaining_tmpl_value_param_die_attribute): Use a location
15498 expression on DWARFv5 if a constant value doesn't work.
15500 2016-08-11 David Malcolm <dmalcolm@redhat.com>
15502 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
15503 * selftest.c (selftest::test_assertions): New function.
15504 (selftest::selftest_c_tests): New function.
15505 * selftest.h (selftest::selftest_c_tests): New declaration.
15507 2016-08-11 Richard Biener <rguenther@suse.de>
15508 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15510 PR rtl-optimization/72855
15511 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
15513 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15516 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
15517 (vsx_store_<mode>): Likewise.
15519 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15521 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
15522 TImode CONST_WIDE_INT store.
15523 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
15525 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15527 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
15528 mode if unaligned SSE load and store are optimal.
15530 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15532 PR tree-optimization/71083
15533 * tree-predcom.c (ref_at_iteration): Correctly align the
15536 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15538 * config/s390/s390-builtin-types.def: Add INT128 types.
15539 * config/s390/s390-builtins.def: Add INT128 variants for the add
15540 sub low-level builtins dealing with TImode.
15541 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
15542 via subreg when expanding a builtin.
15543 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
15544 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
15546 * config/s390/vecintrin.h: Adjust builtin names accordingly.
15547 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
15548 ("vec_addc<mode>", "vec_addc_u128"): Merge to
15549 "vacc<bhfgq>_<mode>".
15550 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
15551 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
15552 ("vec_subc<mode>", "vec_subc_u128"): Merge to
15553 "vscbi<bhfgq>_<mode>".
15554 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
15555 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
15557 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15559 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
15561 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15563 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
15564 unused declaration.
15565 (vcond<v_cmp_mixed><mode>): Ditto.
15566 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15568 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15570 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
15571 variable explicitly, also assert on it before use.
15573 2016-08-11 Richard Biener <rguenther@suse.de>
15575 PR tree-optimization/72772
15576 * cfgloopmanip.c (create_preheader): Use split_edge if there
15577 is a single loop entry, avoiding degenerate PHIs.
15579 2016-08-11 Richard Biener <rguenther@suse.de>
15581 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
15582 unconditional TODO_cleanup_cfg.
15583 (pass_thread_jumps::execute): Initialize loops, perform a CFG
15584 cleanup only if we threaded a jump.
15586 2016-08-11 Alan Modra <amodra@gmail.com>
15589 * lra-constraints.c (simplify_operand_subreg): Allow subreg
15590 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
15591 slow. Emit two reloads for slow mem case, first loading in
15592 fast innermode, then converting to required mode.
15594 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
15596 * config/rs6000/altivec.h (vec_extract_exp): New macro.
15597 (vec_extract_sig): New macro.
15598 (vec_insert_exp): New macro.
15599 (vec_test_data_class): New macro.
15600 (scalar_extract_exp): New macro.
15601 (scalar_extract_sig): New macro.
15602 (scalar_insert_exp): New macro.
15603 (scalar_test_data_class): New macro.
15604 (scalar_test_neg): New macro.
15605 (scalar_cmp_exp_gt): New macro.
15606 (scalar_cmp_exp_lt): New macro.
15607 (scalar_cmp_exp_eq): New macro.
15608 (scalar_cmp_exp_unordered): New macro.
15609 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
15610 to enforce constraint that operand is a 7-bit unsigned literal.
15611 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
15612 for power9 built-ins.
15613 (BU_P9V_VSX_2): Likewise.
15614 (BU_P9V_64BIT_VSX_2): Likewise.
15615 (VSEEDP): Add scalar extract exponent support.
15616 (VSEESP): Add scalar extract signature support.
15617 (VSTDCNDP): Add scalar test negative support.
15618 (VSTDCNSP): Likewise.
15619 (VSIEDP): Add scalar insert exponent support.
15620 (VSCEDPGT): Add scalar compare exponent greater than support.
15621 (VSCEDPLT): Add scalar compare exponent less than support.
15622 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
15623 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
15624 (VSTDCDP): Add scalar test data class support.
15625 (VSTDCSP): Likewise.
15626 (VSEEDP): Add overload support for scalar extract exponent
15628 (VSESDP): Add overload support for scalar extract signature
15630 (VSTDCN): Add overload support for scalar test negative
15632 (VSTDCNDP): Add overload support for scalar test negative
15634 (VSTDCNSP): Add overload support for scalar test negative
15636 (VSIEDP): Add overload support for scalar insert exponent
15638 (VSTDC): Add overload support for scalar test data class
15640 (VSTDCDP): Add overload support for scalar test data class
15642 (VSTDCSP): Add overload support for scalar test data class
15644 (VSCEDPGT): Add overload support for scalar compare exponent
15645 greater than operation.
15646 (VSCEDPLT): Add overload support for scalar compare exponent
15647 less than operation.
15648 (VSCEDPEQ): Add overload support for scalar compare exponent
15649 test-for-equality operation.
15650 (VSCEDPUO): Add overload support for scalar compare exponent
15651 test-for-unordered operation.
15652 (VEEDP): Add vector extract exponent support.
15654 (VESDP): Add vector extract significand support.
15656 (VIEDP): Add vector insert exponent support.
15658 (VTDCDP): Add vector test data class support.
15659 (VTDCSP): Likewise.
15660 (VES): Add overload support for vector extract significand operation.
15663 (VEE): Add overload support for vector extract exponent operation.
15666 (VTDC): Add overload support for vector test data class operation.
15667 (VTDCDP): Likewise.
15668 (VTDCSP): Likewise.
15669 (VIE): Add overload support for vector insert exponent operation.
15672 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15673 overloaded binary floating point functions.
15674 (altivec_resolve_overloaded_builtin): Improve error messages to
15675 distinguish between functions not supported in the current
15676 compiler configuration and functions that were invoked with an
15677 invalid parameter combination, and include the built-in function
15678 name in both error messages.
15679 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
15681 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
15683 (rs6000_expand_binop_builtin): Add check to enforce that argument
15684 2 of the test data class operations is a 7-bit unsigned literal.
15685 (rs6000_invalid_builtin): Add code to issue an error message if a
15686 built-in function that requires the power9_vector and -m32
15687 command-line options is compiled without these options.
15688 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
15689 (UNSPEC_VSX_SXSIGDP): New value.
15690 (UNSPEC_VSX_SXSIGPDP): New value.
15691 (UNSPEC_VSX_SIEXPDP): New value.
15692 (UNSPEC_VSX_SCMPEXPDP): New value.
15693 (UNSPEC_VSX_STSTDC): New value.
15694 (UNSPEC_VSX_VXEXP): New value.
15695 (UNSPEC_VSX_VXSIG): New value.
15696 (UNSPEC_VSX_VIEXP): New value.
15697 (UNSPEC_VSX_VTSTDC): New value.
15698 (xsxexpdp): New insn for scalar extract exponent.
15699 (xsxsigdp): New insn for scalar extract significand.
15700 (xsiexpdp): New insn for scalar insert exponent.
15701 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
15702 (*xscmpexpdp): New insn for scalar compare exponents.
15703 (xststdc<Fvsx): New expansion for both single- and
15704 double-precision scalar test data class operations.
15705 (xststdcneg<Fvsx>): New expansion for both single- and
15706 double-precision scalar test for negative value operations.
15707 (*xststdc<Fvsx>): New insn for scalar test data class
15709 (xvxexp<VSs>): New insn for single- and double-precision
15710 vector extract exponent operation.
15711 (xvxsig<VSs>): New insn for single- and double-precision
15712 vector extract significand operation.
15713 (xviexp<VSs>): New insn for single- and double-precision
15714 vector insert exponent operation.
15715 (xvtstdc<VSs>): New insn for single- and double-precision
15716 vector test data class operation.
15717 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15718 built-in functions to represent the Power9 binary floating-point
15719 support instructions.
15721 2016-08-10 bin cheng <bin.cheng@arm.com>
15723 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
15725 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15726 Renlin Li <renlin.li@arm.com>
15727 Bin Cheng <bin.cheng@arm.com>
15729 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
15730 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
15731 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
15732 (aarch64_vcond_internal<mode><mode>): Delete pattern.
15733 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
15734 (vcond<v_cmp_result><mode>): Ditto.
15735 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
15736 (vcondu<mode><mode>): Ditto.
15737 (vcond<v_cmp_mixed><mode>): New pattern.
15738 (vcondu<mode><v_cmp_mixed>): New pattern.
15739 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
15740 of aarch64_vcond_internal.
15742 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15743 Renlin Li <renlin.li@arm.com>
15744 Bin Cheng <bin.cheng@arm.com>
15746 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
15747 (vec_cmp<mode><v_cmp_result>): New pattern.
15748 (vec_cmpu<mode><mode>): New pattern.
15749 (vcond_mask_<mode><v_cmp_result>): New pattern.
15751 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
15753 PR tree-optimization/71734
15754 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
15755 REF_LOOP, invoke ref_indep_loop_p_1.
15756 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
15757 to ref_indep_loop_p.
15758 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
15759 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
15760 is inside LOOP, do not cache dpendence value for loops with
15762 (ref_indep_loop_p_2): Delete function.
15763 (can_sm_ref_p): Pass LOOP as additional argument to
15766 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
15769 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
15770 being an offsettable address.
15772 2016-08-10 Martin Liska <mliska@suse.cz>
15774 PR gcov-profile/58306
15775 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
15776 atomic variants of profile update functions.
15778 2016-08-10 Martin Liska <mliska@suse.cz>
15780 Cherry picked (and modified) from google-4_7 branch
15781 2012-12-26 Rong Xu <xur@google.com>
15782 * common.opt (fprofile-update): Add new flag.
15783 * coretypes.h: Define enum profile_update.
15784 * doc/invoke.texi: Document -fprofile-update.
15785 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
15786 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
15787 * tree-profile.c (gimple_init_edge_profiler): Generate
15788 also atomic profiler update.
15789 (gimple_gen_edge_profiler): Likewise.
15791 2016-08-10 David Malcolm <dmalcolm@redhat.com>
15793 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
15794 stack_usage_file to NULL after fclose calls.
15796 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15799 * reload.c (push_reload): Compute subreg_in_class for
15800 subregs of constants and plus expressions. Remove special
15801 handling of SYMBOL_REFs.
15803 2016-08-10 Alan Modra <amodra@gmail.com>
15806 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
15807 SImode for TARGET_E500_DOUBLE when given SImode.
15809 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
15811 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
15812 unused variable __O.
15814 2016-08-09 Martin Liska <mliska@suse.cz>
15816 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
15817 _gcov_reset to __gcov_reset.
15818 * doc/gcov-tool.texi: Fix typo.
15820 2016-08-09 Martin Liska <mliska@suse.cz>
15822 * value-prof.c (gimple_divmod_values_to_profile): Do not
15823 instrument MOD histogram if a value is not a SSA name.
15825 2016-08-09 Martin Liska <mliska@suse.cz>
15827 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
15830 2016-08-09 Renlin Li <renlin.li@arm.com>
15832 PR middle-end/64971
15833 * calls.c (prepare_call_address): Convert funexp to Pmode when
15835 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
15836 (sibcall_value): Likewise.
15838 2016-08-09 Marek Polacek <polacek@redhat.com>
15841 * cselib.c (cselib_expand_value_rtx_1): Add return.
15842 * gengtype.c (dbgprint_count_type_at): Likewise.
15843 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
15844 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
15846 2016-08-09 Martin Jambor <mjambor@suse.cz>
15849 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
15850 if instance is a MEM_REF.
15852 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
15855 * config/i386/i386.md (*movtf_internal): Use
15856 lra_in_progress || reload_completed instead of !can_create_pseudo_p
15857 in the insn constraint.
15858 (*movxf_internal): Ditto.
15859 (*movdf_internal): Ditto.
15860 (*movsf_internal): Ditto.
15862 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15864 PR tree-optimization/72772
15865 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
15868 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15870 PR tree-optimization/72772
15871 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
15873 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
15874 parameter STOP and update calls. Move expand_simple_operations
15875 function call from here...
15876 (simplify_using_initial_conditions): ...to here. Delete parameter
15878 (tree_simplify_using_condition): Delete parameter STOP.
15879 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
15880 simplify_using_initial_conditions.
15882 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
15885 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
15886 Use create_tmp_var_raw instead of create_tmp_var.
15888 2016-08-09 Richard Biener <rguenther@suse.de>
15890 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
15891 Treat same SSA names related.
15893 2016-08-09 Jakub Jelinek <jakub@redhat.com>
15895 PR tree-optimization/72824
15896 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
15897 real_zerop is not negative.
15899 2016-08-09 Richard Biener <rguenther@suse.de>
15901 PR tree-optimization/71802
15902 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
15903 all merge opportunities with the predecessor.
15905 2016-08-09 Richard Biener <rguenther@suse.de>
15908 * ipa-prop.c (ipa_modify_formal_parameters): Build
15909 parameter types with natural alignment also for the
15912 2016-08-08 Andi Kleen <ak@linux.intel.com>
15914 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
15916 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15919 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
15920 do-nothing langhook.
15921 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
15922 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
15923 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
15924 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
15926 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15929 * input.c: Ensure that HAVE_ICONV is defined.
15931 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15933 PR middle-end/72781
15934 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
15935 private vars for lastprivate and for linear iterator.
15937 PR middle-end/68762
15938 * omp-simd-clone.c: Include varasm.h.
15939 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
15940 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
15941 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
15942 update function name.
15944 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15946 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
15947 (avr_diagnose_devicespecs_error): Remove.
15948 (avr_devicespecs_file): Remove composing absolute path for specfile
15949 and its verbose info. Remove conditions to check specs-file,
15951 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15953 PR rtl-optimization/72821
15954 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
15955 just return false for them.
15957 2016-08-08 Alan Modra <amodra@gmail.com>
15960 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
15961 toc refs created during reload. Update function comment.
15963 2016-08-08 Alan Modra <amodra@gmail.com>
15966 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
15967 alternatives. Put loads first, then stores, and reg/reg moves
15968 within same class later. Delete attr length.
15970 2016-08-08 Alan Modra <amodra@gmail.com>
15973 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
15974 (mem_operand_ds_form): New predicate.
15975 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
15976 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
15977 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
15978 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
15979 (extendsfdf2_fpr): Replace o constraint with wY.
15981 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
15983 * tree-ssa-threadbackward.c: Include tree-inline.h
15984 (profitable_jump_thread_path): Use estimate_num_insns to estimate
15985 size of copied block; for cold paths reduce duplication.
15986 (find_jump_threads_backwards): Remove redundant tests.
15987 (pass_thread_jumps::gate): Enable for -Os.
15989 2016-08-07 Jakub Jelinek <jakub@redhat.com>
15992 * stor-layout.c (layout_decl): Fix up formatting.
15993 (relayout_decl): Allow DECL to be FIELD_DECL.
15995 2016-08-07 Alan Modra <amodra@gmail.com>
15997 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
15999 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
16001 * data-streamer-in.c (streamer_read_wide_int): New.
16002 (streamer_read_widest_int): Renamed function.
16003 * data-streamer-out.c (streamer_write_wide_int): New
16004 (streamer_write_widest_int): Renamed function.
16005 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
16007 (input_cfg): Call renamed function.
16008 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
16010 (output_cfg): Call renamed function.
16011 * data-streamer.h: Add declarations.
16013 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16015 * tree-ssa-ccp.c (extend_mask): New param sgn.
16016 Remove ORing with wi::mask.
16017 (get_default_value): Adjust call to extend_mask to pass sign.
16018 (evaluate_stmt): Likewise.
16020 2016-08-06 Jakub Jelinek <jakub@redhat.com>
16022 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
16025 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16027 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
16028 transform if operand's type is pointer to function or method.
16030 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
16032 PR tree-optimization/18046
16033 * tree-ssa-threadedge.c: Include cfganal.h.
16034 (simplify_control_statement_condition): If simplifying a
16035 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
16036 with the dominating ASSERT_EXPR before handing it off to VRP.
16037 Mention that a CASE_LABEL_EXPR may be returned.
16038 (thread_around_empty_blocks): Adjust to handle
16039 simplify_control_statement_condition() returning a
16041 (thread_through_normal_block): Likewise.
16042 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
16043 a switch statement by trying to determine which case label
16046 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
16048 PR rtl-optimization/69847
16049 * lra-constraints.c (process_invariant_for_inheritance): Save
16050 pattern instead of src.
16051 (remove_inheritance_pseudos): Use the pattern. Add assert.
16053 2016-08-05 David Malcolm <dmalcolm@redhat.com>
16055 * input.c (string_concat::string_concat): New constructor.
16056 (string_concat_db::string_concat_db): New constructor.
16057 (string_concat_db::record_string_concatenation): New method.
16058 (string_concat_db::get_string_concatenation): New method.
16059 (string_concat_db::get_key_loc): New method.
16060 (class auto_cpp_string_vec): New class.
16061 (get_substring_ranges_for_loc): New function.
16062 (get_source_range_for_substring): New function.
16063 (get_num_source_ranges_for_substring): New function.
16064 (class selftest::lexer_test_options): New class.
16065 (struct selftest::lexer_test): New struct.
16066 (class selftest::ebcdic_execution_charset): New class.
16067 (selftest::ebcdic_execution_charset::s_singleton): New variable.
16068 (selftest::lexer_test::lexer_test): New constructor.
16069 (selftest::lexer_test::~lexer_test): New destructor.
16070 (selftest::lexer_test::get_token): New method.
16071 (selftest::assert_char_at_range): New function.
16072 (ASSERT_CHAR_AT_RANGE): New macro.
16073 (selftest::assert_num_substring_ranges): New function.
16074 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
16075 (selftest::assert_has_no_substring_ranges): New function.
16076 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
16077 (selftest::test_lexer_string_locations_simple): New function.
16078 (selftest::test_lexer_string_locations_ebcdic): New function.
16079 (selftest::test_lexer_string_locations_hex): New function.
16080 (selftest::test_lexer_string_locations_oct): New function.
16081 (selftest::test_lexer_string_locations_letter_escape_1): New function.
16082 (selftest::test_lexer_string_locations_letter_escape_2): New function.
16083 (selftest::test_lexer_string_locations_ucn4): New function.
16084 (selftest::test_lexer_string_locations_ucn8): New function.
16085 (selftest::uint32_from_big_endian): New function.
16086 (selftest::test_lexer_string_locations_wide_string): New function.
16087 (selftest::uint16_from_big_endian): New function.
16088 (selftest::test_lexer_string_locations_string16): New function.
16089 (selftest::test_lexer_string_locations_string32): New function.
16090 (selftest::test_lexer_string_locations_u8): New function.
16091 (selftest::test_lexer_string_locations_utf8_source): New function.
16092 (selftest::test_lexer_string_locations_concatenation_1): New
16094 (selftest::test_lexer_string_locations_concatenation_2): New
16096 (selftest::test_lexer_string_locations_concatenation_3): New
16098 (selftest::test_lexer_string_locations_macro): New function.
16099 (selftest::test_lexer_string_locations_stringified_macro_argument):
16101 (selftest::test_lexer_string_locations_non_string): New function.
16102 (selftest::test_lexer_string_locations_long_line): New function.
16103 (selftest::test_lexer_char_constants): New function.
16104 (selftest::input_c_tests): Call the new test functions once per
16105 case within the line_table test matrix.
16106 * input.h (struct string_concat): New struct.
16107 (struct location_hash): New struct.
16108 (class string_concat_db): New class.
16109 * substring-locations.h: New header.
16111 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
16113 PR tree-optimization/72810
16114 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
16115 the type of the case labels when truncating.
16117 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
16120 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
16121 (aarch64_fp16_ptr_type_node): Likewise.
16122 * config/aarch64/aarch64-simd-builtins.c
16123 (aarch64_fp16_ptr_type_node): Define.
16124 (aarch64_init_fp16_types): New, refactored out of...
16125 (aarch64_init_builtins): ...here, update to call
16126 aarch64_init_fp16_types.
16127 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
16129 (aapcs_vfp_sub_candidate): Likewise.
16131 2016-08-05 Martin Liska <mliska@suse.cz>
16132 Joshua Cranmer <Pidgeot18@gmail.com>
16134 * gcov.c (line_t::has_block): New function.
16135 (enum loop_type): New enum.
16136 (handle_cycle): New function.
16137 (unblock): Likewise.
16138 (circuit): Likewise.
16139 (get_cycles_count): Likewise.
16140 (accumulate_line_counts): Use new loop detection algorithm.
16142 2016-08-05 Martin Liska <mliska@suse.cz>
16144 * gcov.c (output_intermediate_file): Rename
16145 function_info::line_next to next_file_fn.
16146 (process_file): Likewise.
16147 (read_graph_file): Likewise.
16148 (accumulate_line_counts): Likewise.
16149 (output_lines): Likewise.
16151 2016-08-05 Richard Biener <rguenther@suse.de>
16153 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
16154 restriction on threading to a loop header.
16156 2016-08-05 Richard Biener <rguenther@suse.de>
16158 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
16159 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
16160 adjust loop info accordingly.
16162 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
16164 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
16165 before folding call to __builtin_constant_p with parameters to false.
16167 2016-08-05 Alan Modra <amodra@gmail.com>
16169 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
16170 code accidentally committed 2016-05-02 providing class when given
16173 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
16175 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
16176 the case label ranges that partially overlap with OP's value
16179 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
16182 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
16183 Cast builtin function result to __mmask16 instead of __mmask8.
16184 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16185 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
16186 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16188 2016-08-04 David Malcolm <dmalcolm@redhat.com>
16190 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
16191 (ASSERT_TRUE_AT): New macro.
16192 (ASSERT_FALSE): Reimplement in terms of...
16193 (ASSERT_FALSE_AT): New macro.
16194 (ASSERT_STREQ_AT): Fix typo in comment.
16196 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
16198 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
16199 labels are exhaustive, designate the label with the widest
16200 range to be the default label.
16202 2016-08-04 Andrew Pinski <apinski@cavium.com>
16204 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
16205 (thunderx_tunings): Use thunderx_vector_cost instead of
16206 generic_vector_cost.
16208 2016-08-04 Martin Liska <mliska@suse.cz>
16210 * gcov.c (main): Fix GNU coding style.
16211 (output_intermediate_file): Likewise.
16212 (process_file): Likewise.
16213 (generate_results): Likewise.
16214 (release_structures): Likewise.
16215 (create_file_names): Likewise.
16216 (find_source): Likewise.
16217 (read_graph_file): Likewise.
16218 (find_exception_blocks): Likewise.
16219 (canonicalize_name): Likewise.
16220 (make_gcov_file_name): Likewise.
16221 (mangle_name): Likewise.
16222 (accumulate_line_counts): Likewise.
16223 (output_branch_count): Likewise.
16224 (read_line): Likewise.
16226 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
16228 PR rtl-optimization/71779
16229 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
16230 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
16231 or if it was truncated.
16233 PR rtl-optimization/70903
16234 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
16236 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
16238 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
16239 accessing SSA_NAME_PTR_INFO.
16241 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
16244 * common/config/avr/avr-common.c (avr_option_optimization_table)
16245 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
16247 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
16250 * config/avr/avr.md: New pattern to work around do_store_flag
16251 generating shift instructions for bit extractions.
16253 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
16255 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
16257 (add_equivalence): Likewise.
16258 (get_value_range): Allocate value range with vrp_value_range_pool.
16259 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
16260 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
16262 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
16264 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
16265 the default for the rs6000 port.
16267 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
16269 PR middle-end/71876
16270 * calls.c (special_function_p): Remove special handling of
16271 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
16272 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
16273 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
16275 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
16277 PR middle-end/72778
16278 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
16279 Don't stop on regular insns.
16281 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
16283 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
16284 size to DImode boundary.
16285 (nvptx_propagate): Likewise.
16287 2016-08-03 Alan Modra <amodra@gmail.com>
16289 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
16290 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
16291 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
16292 from -mefficient-unaligned-vector. Note that this affects fp too.
16294 2016-08-03 Alan Modra <amodra@gmail.com>
16296 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
16299 2016-08-03 Alan Modra <amodra@gmail.com>
16301 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
16302 to a reg. Localize vars.
16304 2016-08-03 Alan Modra <amodra@gmail.com>
16306 * config/rs6000/rs6000.opt: Remove negatives from help strings
16309 2016-08-03 Alan Modra <amodra@gmail.com>
16311 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
16312 Delete duplicated code.
16314 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
16316 PR middle-end/72778
16317 * lra-spills.c (regno_in_use_p): New.
16318 (lra_final_code_change): Use it.
16320 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
16322 PR rtl-optimization/69847
16323 * lra-int.h (struct lra-reg): Use restore_rtx instead of
16325 (lra_rtx_hash): New.
16326 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
16328 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
16329 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
16330 * lra-spills.c (lra_final_code_change): Don't delete insn when the
16331 next insn is USE with the same reg as the current insn source.
16332 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
16334 (lra_constraints_init): Call initiate_invariants.
16335 (lra_constraints_finish): Call finish_invariants.
16336 (struct invariant, invariant_t, invariant_ptr_t): New.
16337 (const_invariant_ptr_t, invariants, invariants_pool): New.
16338 (invariant_table, invariant_hash, invariant_eq_p): New.
16339 (insert_invariant, initiate_invariants, finish_invariants): New.
16340 (clear_invariants, invalid_invariant_regs): New.
16341 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
16342 instead of restore_regno.
16343 (invariant_p, process_invariant_for_inheritance): New.
16344 (inherit_in_ebb): Implement invariant inheritance.
16345 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
16346 (remove_inheritance_pseudos): Implement undoing invariant
16348 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
16349 instead of restore_regno.
16350 * lra-assigns.c (regno_live_length): New.
16351 (reload_pseudo_compare_func): Use regno_live_length.
16352 (assign_by_spills): Use restore_rtx instead of restore_regno.
16353 (lra_assign): Ditto. Initiate regno_live_length.
16355 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
16357 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
16358 __builtin_aarch64_fmindf.
16360 2016-08-02 Bin Cheng <bin.cheng@arm.com>
16362 PR tree-optimization/34114
16363 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
16364 information for more control IVs.
16366 2016-08-02 Bin Cheng <bin.cheng@arm.com>
16368 PR tree-optimization/34114
16369 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
16370 PLUS_EXPR case. Handle SSA_NAME case.
16372 2016-08-02 Tamar Christina <tamar.christina@arm.com>
16374 * config/aarch64/aarch64-simd-builtins.def
16375 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
16376 (__builtin_aarch64_fmaxdf): Likewise.
16377 (__builtin_aarch64_smin_nandf): Likewise.
16378 (__builtin_aarch64_smax_nandf): Likewise.
16379 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
16380 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
16381 (<fmaxmin><mode>3): ...this.
16382 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
16383 (vminnm_f64): Likewise.
16384 (vmin_f64): Likewise.
16385 (vmax_f64): Likewise.
16386 * config/aarch64/iterators.md (FMAXMIN): Merge with...
16387 (FMAXMIN_UNS): ...this.
16388 (fmaxmin): Merged with
16389 (fmaxmin_op): ...this...
16390 (maxmin_uns_op): ...in to this.
16392 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16394 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16395 Add support for vec_extract on vector float, vector int, vector
16396 short, and vector char vector types.
16397 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16398 vector float, vector int, vector short, and vector char
16399 optimizations on 64-bit ISA 2.07 systems for both constant and
16400 variable element numbers.
16401 (rs6000_split_vec_extract_var): Likewise.
16402 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
16403 Altivec registers on ISA 2.07 and above.
16404 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
16405 which never was matched due to the split occuring before register
16406 allocation (and the code would not have worked on little endian
16407 systems if it did match). Allow extracts to go to the Altivec
16408 registers if ISA 2.07 (power8). Change from using "" around the
16409 C++ code to using {}'s.
16410 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
16411 vec_extracts when the vector is in memory.
16412 (vsx_extract_v4sf_var): New insn to optimize vector float
16413 vec_extracts when the element number is variable on 64-bit ISA
16415 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
16416 for 64-bit ISA 2.07 as well as ISA 3.0.
16417 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
16418 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
16419 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
16420 optimize vector int, vector short, and vector char vec_extracts
16421 when the vector is in memory.
16422 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
16423 optimize vector int, vector short, and vector char vec_extracts
16424 when the element number is variable.
16426 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16429 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
16430 does not overlap with other symbol flags.
16432 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
16434 * config/aarch64/aarch64.h (aarch64_frame):
16435 Remove padding0 and hardfp_offset. Add locals_offset,
16436 initial_adjust, callee_adjust, callee_offset and final_adjust.
16437 * config/aarch64/aarch64.c (aarch64_layout_frame):
16438 Remove unused padding0 and hardfp_offset initializations.
16439 Choose frame layout and set frame variables accordingly.
16440 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
16441 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
16442 (aarch64_pop_regs): Likewise.
16443 (aarch64_expand_prologue): Remove all decision code, just emit
16444 prolog according to frame variables.
16445 (aarch64_expand_epilogue): Remove all decision code, just emit
16446 epilog according to frame variables.
16447 (aarch64_initial_elimination_offset): Use offset to local/arg area.
16449 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
16452 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
16453 fix_debug_reg_uses after changing source register mode to
16454 V1TImode if source register is undefined.
16456 2015-08-01 Alan Hayward <alan.hayward@arm.com>
16458 PR tree-optimization/71818
16459 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
16460 with non invariant evolutions
16462 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16465 * config/avr/avr.md (length) [branch]: Correct insn length
16466 attribute for forward branches.
16468 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16470 * doc/extend.texi (AVR Built-in Functions): Document
16471 __builtin_avr_nops.
16472 * config/avr/builtins.def (NOPS): New.
16473 * config/avr/avr.c (avr_expand_nops): New static function.
16474 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
16476 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16478 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
16479 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
16482 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
16484 * config/aarch64/aarch64.c (vulcan_tunings): Update
16485 vulcan L1 cache_line_size.
16487 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16489 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
16490 function that takes a vector memory address, a hard register, an
16491 element number and a temporary base register, and recreates an
16492 address that points to the appropriate element within the vector.
16493 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
16494 (rs6000_split_vec_extract_var): Add support for the target of a
16495 vec_extract with variable element number being a scalar memory
16497 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
16499 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
16500 vsx_extract_<mode>_load insn with a new insn that optimizes
16501 storing either element to a memory location, using scratch
16502 registers to pick apart the vector and reconstruct the address.
16503 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
16504 (vsx_extract_<mode>_store): Rework alternatives to more correctly
16505 support Altivec registers. Add support for ISA 3.0 Altivec d-form
16507 (vsx_extract_<mode>_var): Add support for extracting a variable
16508 element number from memory.
16510 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16512 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
16513 when testing for compares against constants of the form 0xabab.
16515 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16517 PR tree-optimization/57558
16518 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
16520 (vect_loop_versioning): Support versioning with niter assumptions.
16521 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
16522 (vect_get_loop_niters): New parameter. Reimplement to support
16523 assumptions in loop niter info.
16524 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
16525 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
16526 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
16527 Support loop versioning for niters.
16528 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
16529 (vect_free_loop_info_assumptions): New function.
16530 (vectorize_loops): Free loop niter info for loops with flag
16531 LOOP_F_ASSUMPTIONS set if vectorization failed.
16532 * tree-vectorizer.h (struct _loop_vec_info): New field
16533 num_iters_assumptions.
16534 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
16535 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
16536 (LOOP_REQUIRES_VERSIONING): New macro.
16537 (vect_free_loop_info_assumptions): New decl.
16539 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16541 * cfgloop.h (struct loop): New field constraints.
16542 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
16543 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
16545 * cfgloop.c (alloc_loop): Initialize new field.
16546 * cfgloopmanip.c (copy_loop_info): Copy constraints.
16547 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
16548 Adjust niter analysis wrto loop constraints.
16549 * doc/loop.texi (@node Number of iterations): Add description for loop
16552 2016-07-29 Marek Polacek <polacek@redhat.com>
16555 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
16556 (ix86_expand_round_builtin): Likewise.
16558 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
16559 Georg-Johann Lay <avr@gjlay.de>
16561 PR rtl-optimization/71976
16562 * combine.c (get_last_value): Return 0 if the argument for which
16563 the function is called has a wider mode than the recorded value.
16565 2016-07-29 Marek Polacek <polacek@redhat.com>
16568 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
16569 (altivec_expand_st_builtin): Likewise.
16571 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16573 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
16574 introduced in r238381.
16576 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
16578 PR middle-end/68217
16579 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
16580 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
16582 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
16584 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
16586 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16587 Add support for vec_extract of vector double or vector long having
16588 a variable element number on 64-bit ISA 2.07 systems or newer.
16589 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
16591 (rs6000_split_vec_extract_var): New function to split a
16592 vec_extract built-in function with variable element number.
16593 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
16595 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
16596 (UNSPEC_VSX_EXTRACT): Likewise.
16597 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
16598 direct move instructions to be generated on 64-bit ISA 2.07
16599 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
16601 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
16602 arguments for vec_extract variable element.
16603 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
16604 vec_extract with variable element on V2DFmode and V2DImode
16606 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
16607 -mupper-regs-df requirement, since it isn't needed.
16608 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
16609 do direct moves on 64-bit systems, which allows optimization of
16610 vec_extract on 64-bit ISA 2.07 systems and newer.
16612 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16613 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16615 * config/aarch64/aarch64.md
16616 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
16617 statement and type.
16618 (<optab>qihi2_aarch64): Likewise, and split into two.
16619 (extendqihi2_aarch64): New.
16620 (zero_extendqihi2_aarch64): New.
16621 * config/aarch64/iterators.md (ldrxt): Remove.
16622 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
16625 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16627 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
16629 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16631 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
16632 (aarch64_push_reg): New function to push 1 or 2 registers.
16633 (aarch64_pop_reg): New function to pop 1 or 2 registers.
16634 (aarch64_expand_prologue): Use aarch64_push_regs.
16635 (aarch64_expand_epilogue): Use aarch64_pop_regs.
16637 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
16639 PR tree-optimization/71734
16640 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
16641 attribute instead of REF_LOOP and use it.
16642 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
16643 set it for Loops having non-zero safelen attribute.
16644 (ref_indep_loop_p): Pass zero as initial value for safelen.
16646 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
16648 PR middle-end/72657
16650 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
16651 call using chkp_gimple_call_builtin_p.
16652 (chkp_copy_bounds_for_assign): Likewise.
16654 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16656 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
16657 * config/arm/arm-protos.h (struct tune_params): Likewise.
16658 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
16659 (cortex_a9_sched_adjust_cost): Likewise.
16660 (fa726te_sched_adjust_cost): Likewise.
16661 (arm_adjust_cost): Likewise.
16662 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
16663 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
16664 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
16665 * config/i386/i386.c (ix86_adjust_cost): Likewise.
16666 * config/ia64/ia64.c: Likewise.
16667 * config/m68k/m68k.c: Likewise.
16668 * config/mep/mep.c (mep_adjust_cost): Likewise.
16669 * config/microblaze/microblaze.c (microblaze_adjust_cost):
16671 * config/mips/mips.c (mips_adjust_cost): Likewise.
16672 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
16674 * config/pa/pa.c (pa_adjust_cost): Likewise.
16675 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
16676 (rs6000_debug_adjust_cost): Likewise.
16677 * config/sh/sh.c (sh_adjust_cost): Likewise.
16678 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
16679 (hypersparc_adjust_cost): Likewise.
16680 (sparc_adjust_cost): Likewise.
16681 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
16682 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
16683 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
16685 * config/visium/visium.c (visium_adjust_cost): Likewise.
16686 * doc/tm.texi: Regenerate.
16687 * haifa-sched.c (dep_cost_1): Adjust.
16688 * target.def: Merge adjust_cost and adjust_cost_2.
16690 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16692 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
16694 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16696 * store-motion.c (struct st_expr): Make pattern_regs a vector.
16697 (extract_mentioned_regs): Append to a vector instead of
16698 returning a rtx_expr_list.
16699 (st_expr_entry): Adjust.
16700 (free_st_expr_entry): Likewise.
16701 (store_ops_ok): Likewise.
16702 (store_killed_in_insn): Likewise.
16703 (find_moveable_store): Likewise.
16705 2016-07-28 Martin Liska <mliska@suse.cz>
16707 PR gcov-profile/68025
16708 * tree-profile.c (tree_profiling): Respect
16709 no_profile_instrument_function attribute.
16710 * doc/extend.texi: Document no_profile_instrument_function
16713 2016-07-28 Martin Liska <mliska@suse.cz>
16715 PR rtl-optimization/70944
16716 * combine.c (make_compound_operation):
16717 Do not allow make_compound_operation for vector mode
16719 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
16721 PR middle-end/71994
16722 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
16723 before calling get_ops.
16725 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
16727 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
16728 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
16729 (BITS_PER_UNIT_LOG): Remove.
16730 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
16731 * expr.c (expand_assignment): Likewise.
16732 * stor-layout.c (initialize_sizetypes): Likewise.
16734 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
16736 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
16737 signature of rs6000_expand_vector_extract so that the element
16738 number is a RTX instead of a constant integer.
16739 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
16741 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
16742 (altivec_expand_vec_ext_builtin): Likewise.
16743 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
16744 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
16745 MFVSRLD instruction.
16747 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16749 * input.c (get_pure_location): Move here from tree.c.
16750 (make_location): Likewise. Add header comment.
16751 (selftest::test_accessing_ordinary_linemaps): Verify
16752 pure_location_p, make_location, get_location_from_adhoc_loc and
16753 get_range_from_loc.
16754 * input.h (get_pure_location): Move declaration here from tree.h.
16755 (get_finish): Likewise for inline function.
16756 (make_location): Likewise for declaration.
16757 * tree.c (get_pure_location): Move to input.c.
16758 (make_location): Likewise.
16759 * tree.h (get_pure_location): Move declaration to tree.h.
16760 (get_finish): Likewise for inline function.
16761 (make_location): Likewise for declaration.
16763 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16765 PR middle-end/71078
16766 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
16768 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16770 * system.h (STATIC_ASSERT): Use static_assert if building
16771 with C++11 onwards.
16773 2016-07-27 Richard Biener <rguenther@suse.de>
16775 PR tree-optimization/72517
16776 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
16777 Revert change to not compute read-read dependences.
16779 2016-07-27 Richard Biener <rguenther@suse.de>
16781 * predict.c (set_even_probabilities): Make nedges unsigned.
16783 2016-07-27 Martin Liska <mliska@suse.cz>
16785 * predict.c (set_even_probabilities): Handle unlikely edges.
16786 (combine_predictions_for_bb): Likewise.
16788 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
16791 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
16792 __float128 support when we don't have hardware support, so that
16793 the IEEE built-in functions like isgreater, first call __unordkf3
16794 to make sure neither operand is a NaN, and if both operands are
16795 ordered, do the normal comparison.
16797 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16799 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
16801 (extract_code_and_val_from_cond_with_ops): Verify that name is
16802 either cond_op0 or cond_op1.
16804 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16806 PR tree-optimization/18046
16807 * genmodes.c (emit_mode_size_inline): Emit an assert that
16808 verifies that mode is a valid array index.
16809 (emit_mode_nuinits_inline): Likewise.
16810 (emit_mode_inner_inline): Likewise.
16811 (emit_mode_unit_size_inline): Likewise.
16812 (emit_mode_unit_precision_inline): Likewise.
16813 * tree-vrp.c: Include params.h.
16814 (find_switch_asserts): Register edge assertions for the default
16815 label which correspond to the anti-ranges of each case label.
16816 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
16817 * doc/invoke.texi: Document it.
16819 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16821 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
16822 and unnecessary call to gimple_bb.
16824 2016-07-26 Richard Biener <rguenther@suse.de>
16826 PR rtl-optimization/71984
16827 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
16830 2016-07-26 Richard Biener <rguenther@suse.de>
16832 PR middle-end/72517
16833 * expmed.c (extract_bit_field_1): Constrain the vector mode
16834 with element size matching the extraction mode size when
16835 choosing a better vector mode to do the extraction from.
16837 2016-07-26 Richard Biener <rguenther@suse.de>
16838 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16840 PR middle-end/70920
16841 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
16844 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16846 * tree-ssa-structalias.c (struct scc_info): Change types of
16847 members to auto_sbitmap and auto_vec.
16848 (scc_info::scc_info): New constructor.
16849 (scc_info::~scc_info): New destructor.
16850 (init_scc_info): Remove.
16851 (free_scc_info): Remove.
16852 (find_indirect_cycles): Adjust.
16853 (perform_var_substitution): Likewise.
16854 (free_var_substitution_info): Likewise.
16856 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16858 * tree-outof-ssa.c (struct elim_graph): Change type of members
16859 to auto_vec and auto_sbitmap.
16860 (elim_graph::elim_graph): New constructor.
16861 (delete_elim_graph): Remove.
16862 (expand_phi_nodes): Adjust.
16864 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16866 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
16867 (new_elim_graph): Adjust.
16868 (clear_elim_graph): Likewise.
16869 (delete_elim_graph): Likewise.
16870 (elim_graph_size): Likewise.
16871 (elim_graph_add_node): Likewise.
16872 (elim_graph_add_edge): Likewise.
16873 (elim_graph_remove_succ_edge): Likewise.
16874 (eliminate_name): Likewise.
16875 (eliminate_build): Likewise.
16876 (elim_forward): Likewise.
16877 (elim_unvisited_predecessor): Likewise.
16878 (elim_backward): Likewise.
16879 (elim_create): Likewise.
16880 (eliminate_phi): Likewise.
16881 (expand_phi_nodes): Likewise.
16883 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16885 * bt-load.c (compute_out): Use auto_sbitmap class.
16886 (link_btr_uses): Likewise.
16887 * cfganal.c (mark_dfs_back_edges): Likewise.
16888 (post_order_compute): Likewise.
16889 (inverted_post_order_compute): Likewise.
16890 (pre_and_rev_post_order_compute_fn): Likewise.
16891 (single_pred_before_succ_order): Likewise.
16892 * cfgexpand.c (pass_expand::execute): Likewise.
16893 * cfgloop.c (verify_loop_structure): Likewise.
16894 * cfgloopmanip.c (fix_bb_placements): Likewise.
16895 (remove_path): Likewise.
16896 (update_dominators_in_loop): Likewise.
16897 * cfgrtl.c (break_superblocks): Likewise.
16898 * ddg.c (check_sccs): Likewise.
16899 (create_ddg_all_sccs): Likewise.
16900 * df-core.c (df_worklist_dataflow): Likewise.
16901 * dse.c (dse_step3): Likewise.
16902 * except.c (eh_region_outermost): Likewise.
16903 * function.c (thread_prologue_and_epilogue_insns): Likewise.
16904 * gcse.c (prune_expressions): Likewise.
16905 (prune_insertions_deletions): Likewise.
16906 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
16907 * graph.c (draw_cfg_nodes_no_loops): Likewise.
16908 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
16909 * lcm.c (compute_earliest): Likewise.
16910 (compute_farthest): Likewise.
16911 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
16912 (unroll_loop_runtime_iterations): Likewise.
16913 (unroll_loop_stupid): Likewise.
16914 * lower-subreg.c (decompose_multiword_subregs): Likewise.
16915 * lra-lives.c: Likewise.
16916 * lra.c (lra): Likewise.
16917 * modulo-sched.c (schedule_reg_moves): Likewise.
16918 (optimize_sc): Likewise.
16919 (get_sched_window): Likewise.
16920 (sms_schedule_by_order): Likewise.
16921 (check_nodes_order): Likewise.
16922 (order_nodes_of_sccs): Likewise.
16923 (order_nodes_in_scc): Likewise.
16924 * recog.c (split_all_insns): Likewise.
16925 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
16926 * reload1.c (reload): Likewise.
16927 * sched-rgn.c (haifa_find_rgns): Likewise.
16928 (split_edges): Likewise.
16929 (compute_trg_info): Likewise.
16930 * sel-sched.c (init_seqno): Likewise.
16931 * store-motion.c (remove_reachable_equiv_notes): Likewise.
16932 * tree-into-ssa.c (update_ssa): Likewise.
16933 * tree-ssa-live.c (live_worklist): Likewise.
16934 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
16935 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
16937 (try_peel_loop): Likewise.
16938 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
16940 * tree-ssa-pre.c (compute_antic): Likewise.
16941 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
16942 * tree-stdarg.c (reachable_at_most_once): Likewise.
16943 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
16944 * var-tracking.c (vt_find_locations): Likewise.
16946 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16948 * sbitmap.h (auto_sbitmap): New class.
16950 2016-07-26 Alan Modra <amodra@gmail.com>
16953 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
16956 2016-07-25 David Malcolm <dmalcolm@redhat.com>
16958 * input.c (selftest::temp_source_file::temp_source_file): Fix
16959 missing "%s" in fprintf.
16961 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
16963 PR middle-end/71732
16964 * cselib.c (cselib_process_insn): Invalidate argument slots for
16967 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16969 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
16970 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
16971 vmulxh_lane_f16, vmulxh_laneq_f16): New.
16973 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16975 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16976 * config/aarch64/aarch64.md (fma, fnma): Support HF.
16977 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
16979 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16981 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16982 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
16984 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
16985 (add<mode>3): Likewise.
16986 (sub<mode>3): Likewise.
16987 (mul<mode>3): Likewise.
16988 (div<mode>3): Likewise.
16989 (*div<mode>3): Likewise.
16990 (<fmaxmin><mode>3): Extend to HF.
16991 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
16992 (fabd<mode>3): Likewise.
16993 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
16994 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
16995 (aarch64_fmulx<mode>): Likewise.
16996 (aarch64_fac<optab><mode>): Likewise.
16997 (aarch64_frecps<mode>): Likewise.
16998 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
16999 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
17000 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
17001 (VSDQ_HSDI): Support HI.
17002 (fcvt_target, FCVT_TARGET): Likewise.
17003 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
17004 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
17005 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
17006 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
17007 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
17008 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
17009 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
17010 vrsqrtsh_f16): New.
17012 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17014 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
17015 * config/aarch64/aarch64-builtins.c (hi_UP): New.
17016 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17017 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
17019 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
17020 (aarch64_cm<optab><mode>): Likewise.
17021 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
17022 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
17023 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
17024 (sqrt<mode>2): Likewise.
17025 (*sqrt<mode>2): Likewise.
17026 (abs<mode>2): Likewise.
17027 (<optab><mode>hf2): New pattern for HF mode.
17028 (<optab>hihf2): Likewise.
17029 * config/aarch64/arm_neon.h: Include arm_fp16.h.
17030 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
17031 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
17033 * config/aarch64/arm_fp16.h: New file.
17034 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
17035 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
17036 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
17037 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
17038 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
17039 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
17040 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
17041 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
17042 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
17043 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
17044 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
17045 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
17048 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17050 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
17051 reduc_smin_scal_): Use VDQIF_F16.
17052 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
17053 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
17055 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
17056 * config/aarch64/iterators.md (VDQIF_F16): New.
17057 (vp): Support HF modes.
17058 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
17059 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
17061 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17063 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
17064 "*aarch64_mulx_elt_from_dup<mode>".
17065 (*aarch64_mul3_elt<mode>): Update schedule type.
17066 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
17067 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
17068 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
17069 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
17070 (f, fp): Support HF modes.
17071 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
17072 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
17073 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
17074 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
17075 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
17076 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
17078 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17080 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17081 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
17083 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
17086 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17088 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17089 * config/aarch64/aarch64-simd.md
17090 (aarch64_rsqrts<mode>): Extend to HF modes.
17091 (fabd<mode>3): Likewise.
17092 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
17093 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
17094 (aarch64_<maxmin_uns>p<mode>): Likewise.
17095 (<su><maxmin><mode>3): Likewise.
17096 (<maxmin_uns><mode>3): Likewise.
17097 (<fmaxmin><mode>3): Likewise.
17098 (aarch64_faddp<mode>): Likewise.
17099 (aarch64_fmulx<mode>): Likewise.
17100 (aarch64_frecps<mode>): Likewise.
17101 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
17102 (add<mode>3): Extend to HF modes.
17103 (sub<mode>3): Likewise.
17104 (mul<mode>3): Likewise.
17105 (div<mode>3): Likewise.
17106 (*div<mode>3): Likewise.
17107 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
17109 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
17110 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
17111 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
17112 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
17113 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
17114 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
17115 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
17116 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
17117 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
17118 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
17119 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
17120 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
17121 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
17122 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
17124 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17126 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
17127 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17128 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
17129 (neg<mode>2): Likewise.
17130 (abs<mode>2): Likewise.
17131 (<frint_pattern><mode>2): Likewise.
17132 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
17133 (<optab><VDQF:mode><fcvt_target>2): Likewise.
17134 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
17135 (ftrunc<VDQF:mode>2): Likewise.
17136 (<optab><fcvt_target><VDQF:mode>2): Likewise.
17137 (sqrt<mode>2): Likewise.
17138 (*sqrt<mode>2): Likewise.
17139 (aarch64_frecpe<mode>): Likewise.
17140 (aarch64_cm<optab><mode>): Likewise.
17141 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
17143 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
17144 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
17146 * config/aarch64/arm_neon.h (vdup_n_f16): New.
17147 (vdupq_n_f16): Likewise.
17148 (vld1_dup_f16): Use vdup_n_f16.
17149 (vld1q_dup_f16): Use vdupq_n_f16.
17150 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
17151 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
17152 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
17153 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
17154 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
17155 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
17156 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
17157 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
17158 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
17159 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
17160 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
17161 vsqrt_f16, vsqrtq_f16): New.
17163 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17165 * config/aarch64/aarch64-simd.md
17166 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
17167 (aarch64_ext<mode>): Likewise.
17168 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
17169 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
17170 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
17172 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
17174 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
17175 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
17176 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
17177 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
17178 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
17179 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
17180 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
17182 (vmov_n_f16): Reimplement using vdup_n_f16.
17183 (vmovq_n_f16): Reimplement using vdupq_n_f16..
17185 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17187 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
17188 "frame_related_p". Generate CFA annotation when it's necessary.
17189 (aarch64_expand_prologue): Use aarch64_add_constant.
17190 (aarch64_expand_epilogue): Likewise.
17191 (aarch64_output_mi_thunk): Pass "false" when calling
17192 aarch64_add_constant.
17194 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17196 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
17199 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17201 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
17202 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
17203 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
17204 (aarch64_build_constant): Delete.
17206 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
17209 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17211 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17212 flag_toplevel_reorder.
17214 2016-07-25 Richard Biener <rguenther@suse.de>
17216 * cgraph.c (cgraph_node::verify_node): Compare against builtin
17217 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
17218 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
17219 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
17220 (streamer_get_builtin_tree): Likewise.
17221 (streamer_write_builtin): Likewise.
17222 * lto-streamer.h (LTO_builtin_decl): Remove.
17223 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
17224 (lto_input_scc): Remove LTO_builtin_decl handling.
17225 (lto_input_tree_1): Liekwise.
17226 * lto-streamer-out.c (lto_output_tree_1): Remove special
17227 handling of builtins.
17228 (DFS::DFS): Likewise.
17229 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
17230 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
17232 (streamer_write_builtin): Remove.
17234 2016-07-25 Martin Liska <mliska@suse.cz>
17236 * lto-cgraph.c (input_symtab): Don't call get_working_sets
17237 if flag_auto_profile is set to true.
17239 2016-07-25 Martin Liska <mliska@suse.cz>
17241 PR gcov-profile/71868
17242 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
17243 have a function with multiple latches, count them all.
17245 2016-07-25 Martin Liska <mliska@suse.cz>
17247 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
17249 2016-07-25 Martin Liska <mliska@suse.cz>
17251 PR tree-optimization/71987
17252 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
17253 just for SSA_NAMEs. Fix GNU coding style.
17255 2016-07-25 Martin Liska <mliska@suse.cz>
17257 PR gcov-profile/64874
17258 * gcov-io.h: Update command about file format.
17259 * gcov-iov.c (main): Adapt the numbering scheme.
17261 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17263 PR middle-end/66726
17264 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
17265 whose result is used in PHI.
17266 (final_range_test_p): Likewise.
17267 (maybe_optimize_range_tests): Likewise.
17269 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
17271 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17272 Reformat two multi-line strings.
17274 2016-07-22 Martin Sebor <msebor@redhat.com>
17276 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
17278 2016-07-22 Martin Sebor <msebor@redhat.com>
17281 * doc/extend.texi (Compound Literals): Correct and clarify.
17282 (Cast to Union): Same.
17284 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
17286 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
17287 comments to explain why certain error messages make mention of
17288 undocumented options.
17289 (rs6000_invalid_builtin): Change error messages to replace mention
17290 of undocumented options with mention of the -mcpu=power9 option
17291 that enables those undocumented options.
17292 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
17293 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
17294 definition of this macro to correct an existing error.
17295 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
17296 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
17297 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
17298 descriptions of built-in functions so that they depend on
17299 -mcpu=power9 instead of on the corresponding undocumented flags.
17300 * doc/invoke.texi (Option Summary): Remove all mention of newly
17301 undocumented flags.
17302 (IBM RS/6000 and PowerPC Options): Likewise.
17303 * doc/md.texi (Constraints for Particuliar Machines): Remove all
17304 mention of newly undocumented flags.
17306 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
17308 * ipa-cp.c (determine_versionability): Do not create constprop clones,
17309 when target_clones attribute is set.
17311 2016-07-22 Bin Cheng <bin.cheng@arm.com>
17313 * common.opt (funsafe-loop-optimizations): Mark ignore.
17314 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
17315 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
17317 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
17318 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
17320 2016-07-22 Bin Cheng <bin.cheng@arm.com>
17322 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17324 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17326 (number_of_iterations_exit): Warn missed loop optimization for
17327 possible infinite loops.
17329 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
17332 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
17333 when to emit a ".machine" pseudo-op.
17335 2016-07-22 Martin Liska <mliska@suse.cz>
17337 PR gcov-profile/69028
17338 PR gcov-profile/62047
17339 * coverage.c (coverage_compute_lineno_checksum): Do not
17340 calculate checksum for fns w/o xloc.file.
17341 (coverage_compute_profile_id): Likewise.
17343 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
17345 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
17346 (avr_secondary_reload): ...and implementation.
17347 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
17348 * config/avr/avr.md (reload_in<mode>): Remove insns.
17349 (adjust_len) [lpm]: Remove insn attribute value.
17350 * config/avr/predicates.md (flash_operand): Remove insn predicate.
17352 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17354 PR middle-end/71876
17355 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
17357 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
17358 * calls.c (special_function_p): Remove the special handling of the
17359 "__builtin_" prefix.
17361 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17363 PR middle-end/71876
17364 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
17365 if STMT may be an alloca call.
17366 (gimple_alloca_call_p, alloca_call_p): Return only true for the
17367 builtin alloca call.
17368 * calls.h (gimple_maybe_alloca_call_p): New function.
17369 * tree-inline.c (inline_forbidden_p_stmt): Use
17370 gimple_maybe_alloca_call_p here.
17372 2016-07-21 David Malcolm <dmalcolm@redhat.com>
17374 * spellcheck-tree.c (best_macro_match::best_macro_match):
17375 Explictly specify the template arguments when invoking the base
17376 class constructor, to help older C++ compilers.
17378 2016-07-21 Jakub Jelinek <jakub@redhat.com>
17381 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
17382 before builtin_decl_implicit.
17384 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17386 * optabs.c (emit_condiitonal_move): Short circuit for identical
17389 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17391 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
17392 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
17393 (noce_conversion_profitable_p): New.
17394 (noce_try_store_flag_constants): Use it.
17395 (noce_try_addcc): Likewise.
17396 (noce_try_store_flag_mask): Likewise.
17397 (noce_try_cmove): Likewise.
17398 (noce_try_cmove_arith): Likewise.
17399 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
17401 (noce_convert_multiple_sets): Move cost model to here, from...
17402 (bb_ok_for_noce_convert_multiple_sets) ...here.
17403 (noce_process_if_block): Update calls for above changes.
17404 (noce_find_if_block): Record new noce_if_info parameters.
17406 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17408 * target.def (max_noce_ifcvt_seq_cost): New.
17409 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
17410 * doc/tm.texi: Regenerate.
17411 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
17412 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
17413 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
17414 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
17415 * doc/invoke.texi: Document new params.
17417 2016-07-21 Richard Biener <rguenther@suse.de>
17419 PR tree-optimization/71947
17420 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
17421 ranges have useful limit_vr information.
17423 2016-07-21 Richard Biener <rguenther@suse.de>
17425 * function-tests.c (build_trivial_generic_function): Set
17426 BLOCK_SUPERCONTEXT of DECL_INITIAL.
17427 * omp-low.c (create_omp_child_function): Likewise.
17428 (grid_expand_target_grid_body): Likewise.
17429 * cgraphunit.c (init_lowered_empty_function): Likewise.
17430 (cgraph_node::expand_thunk): Likewise.
17431 * tree-parloops.c (create_loop_fn): Likewise.
17432 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
17434 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17436 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
17439 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
17441 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
17442 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
17443 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
17444 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
17445 values for insn attribute.
17446 * config/avr/avr.c (avr_out_insert_notbit): New function.
17447 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
17448 ADJUST_LEN_INSV_NOTBIT_0/_7.
17449 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
17451 2016-07-21 Bin Cheng <bin.cheng@arm.com>
17453 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
17454 (chrec_convert_1, chrec_convert): Ditto.
17455 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
17456 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
17457 * tree-vrp.c (adjust_range_with_scev): Ditto.
17458 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
17459 (scev_var_range_cant_overflow): New function.
17460 (scev_probably_wraps_p): New parameter. Call above function.
17461 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
17463 2016-07-21 Bin Cheng <bin.cheng@arm.com>
17465 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
17466 by removing computation of may_be_zero.
17468 2016-07-21 Jakub Jelinek <jakub@redhat.com>
17470 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
17472 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
17474 Improving concepts performance and diagnostics.
17475 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
17476 for constraint satisfaction and subsumption.
17477 * timevar.h (auto_timevar): New constructor that matches the push/pop
17478 pattern of usage in pt.c.
17480 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17482 * hwint.h (HOST_WIDE_INT_0): New define.
17483 (HOST_WIDE_INT_0U): Ditto.
17484 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
17485 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
17486 * simplify-rtx.c: Ditto.
17487 * tree-object-size.c: Ditto.
17489 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17491 * config/s390/s390.c (s390_encode_section_info): Remove mode size
17494 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17496 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
17497 * combine.c: Use HOST_WIDE_INT_M1U instead of
17498 ~(unsigned HOST_WIDE_INT) 0.
17499 * double-int.h: Ditto.
17501 * dwarf2asm.c:Ditto.
17503 * genmodes.c: Ditto.
17505 * read-rtl.c: Ditto.
17506 * tree-ssa-loop-ivopts.c: Ditto.
17507 * tree-ssa-loop-prefetch.c: Ditto.
17508 * tree-vect-generic.c: Ditto.
17509 * tree-vect-patterns.c: Ditto.
17512 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17514 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
17515 constant addresses outside [0,0xc0] into a register.
17516 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
17517 cases where the base address register is unused after.
17518 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
17519 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
17520 (avr_out_store_psi_reg_disp_tiny): Same.
17522 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17524 Implement attribute progmem on reduced Tiny cores by adding
17525 flash offset 0x4000 to respective symbols.
17528 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
17529 documentation how it works on reduced Tiny cores.
17530 (AVR Named Address Spaces): No support for reduced Tiny.
17531 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
17532 (avr_address_tiny_pm_p): New static function.
17533 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
17534 if the address is in progmem.
17535 (avr_assemble_integer): Same.
17536 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
17537 for symbol_ref in progmem.
17538 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
17539 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
17540 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
17542 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
17544 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
17545 * configure: Regenerate.
17546 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
17547 (USE_THIN_ARCHIVES): New variable.
17548 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
17549 this archive as a thin archive.
17551 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17553 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
17554 same location as last time, don't skip if we have fix-it hints.
17555 Clarify the skipping logic by converting it from one "if" clause
17556 to repeated "if" clauses.
17557 * spellcheck-tree.c: Include "cpplib.h".
17558 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
17559 (best_macro_match::best_macro_match): New constructor.
17560 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
17561 Move here from c/c-decl.c.
17562 (class best_macro_match): Move here from c/c-decl.c, converting
17563 from a typedef to a subclass, gaining a ctor.
17565 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17567 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
17568 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
17570 (avr_addr_space_diagnose_usage): ...and implementation.
17571 (avr_addr_space_supported_p): New function.
17572 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
17573 report bad address space usage if that space is supported.
17574 (avr_insert_attributes): Same. No more complain about unsupported
17576 * config/avr/avr-c.c (tm_p.h): Include it.
17577 (avr_cpu_cpp_builtins): Only define addr-space related built-in
17578 macro if avr_addr_space_supported_p.
17580 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17582 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17583 flag_toplevel_reorder.
17585 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17587 * gcc-rich-location.c
17588 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
17590 * gcc-rich-location.h
17591 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
17593 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17595 * target.def (addr_space): Add new diagnose_usage to hook vector.
17596 * targhooks.c (default_addr_space_diagnose_usage): Add default
17597 implementation and...
17598 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
17599 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
17600 is some address space, call targetm.addr_space.diagnose_usage.
17601 * doc/tm.texi.in (Named Address Spaces): Add anchor for
17602 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
17603 * doc/tm.texi: Regenerate.
17605 2016-07-20 Martin Liska <mliska@suse.cz>
17607 PR middle-end/71898
17608 * graphite-isl-ast-to-gimple.c (later_of_the_two):
17609 Properly handly PHI stmts.
17611 2016-07-20 Bin Cheng <bin.cheng@arm.com>
17613 PR tree-optimization/71503
17614 PR tree-optimization/71683
17615 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
17618 2016-07-20 Martin Liska <mliska@suse.cz>
17620 * doc/invoke.texi (-fipa-ra): Document when the option is
17621 disabled. Fix a typo.
17623 2016-07-20 Martin Liska <mliska@suse.cz>
17625 * Makefile.in: Include fibonacci_heap.c
17626 * fibonacci_heap.c: New file.
17627 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
17628 (fibonacci_heap::union_with): Fix deletion of the second heap.
17629 * selftest-run-tests.c (selftest::run_tests): Incorporate
17630 fibonacci heap tests.
17631 * selftest.h: Declare fibonacci_heap_c_tests.
17633 2016-07-20 Martin Liska <mliska@suse.cz>
17635 * selftest-run-tests.c (selftest::run_tests): New function.
17636 * selftest.h (sreal_c_tests): Declare.
17637 * sreal.c (sreal_verify_basics): New function.
17638 (verify_aritmetics): Likewise.
17639 (sreal_verify_arithmetics): Likewise.
17640 (verify_shifting): Likewise.
17641 (sreal_verify_shifting): Likewise.
17642 (void sreal_c_tests): Likewise.
17644 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17646 PR rtl-optimization/71916
17647 * cfgrtl.c (contains_no_active_insn_p): Return false also for
17648 bb which have a single succ fake edge.
17650 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
17653 * dwarf2out.c (gen_subprogram_die): Only call
17654 gen_unspecified_parameters_die while dumping early dwarf.
17656 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17658 PR middle-end/71874
17659 * gimple-fold.c (fold_builtin_memory_op): Use
17660 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
17662 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
17664 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
17665 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
17666 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
17667 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
17668 * combine.c: Ditto.
17671 * double-int.c: Ditto.
17673 * dwarf2out.c: Ditto.
17676 * fold-const.c: Ditto.
17677 * function.c: Ditto.
17679 * genmodes.c: Ditto.
17683 * loop-doloop.c: Ditto.
17684 * loop-invariant.c: Ditto.
17685 * loop-iv.c: Ditto.
17690 * rtlanal.c: Ditto.
17691 * simplify-rtx.c: Ditto.
17692 * stor-layout.c: Ditto.
17694 * tree-ssa-loop-ivopts.c: Ditto.
17695 * tree-vect-generic.c: Ditto.
17696 * tree-vect-patterns.c: Ditto.
17701 * wide-int-print.cc: Ditto.
17702 * wide-int.cc: Ditto.
17703 * wide-int.h: Ditto.
17705 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17707 * selftest.c (selftest::assert_streq): Handle NULL values of
17708 val_actual and val_expected.
17710 2016-07-19 Martin Jambor <mjambor@suse.cz>
17713 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
17714 rather than cgraph_create_node to get a call graph node.
17716 2016-07-19 Richard Biener <rguenther@suse.de>
17718 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
17719 handle all tcc_constant bases and valueize SSA names.
17720 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
17721 tcc_constant bases.
17723 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17725 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
17726 the flags of the exit block and bb2, not just the entry block.
17728 2016-07-19 Richard Biener <rguenther@suse.de>
17730 PR tree-optimization/71901
17731 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
17732 align member, group stuff with the bitfield.
17733 (vn_ref_op_align_unit): New inline.
17734 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
17735 record element alignment and operand 3 unchanged.
17736 (ao_ref_init_from_vn_reference): Adjust.
17737 (valueize_refs_1): Likewise.
17738 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
17740 2016-07-19 Richard Biener <rguenther@suse.de>
17742 PR tree-optimization/71908
17743 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
17744 symbolic constants in a more reliable way.
17746 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
17748 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
17750 (vect_update_inits_of_drs): Likewise.
17751 (vect_create_cond_for_alias_checks): Likewise.
17752 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
17754 2016-07-19 Richard Biener <rguenther@suse.de>
17757 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
17758 with an abstract origin that is not an inlined function outer
17759 scope add a self-reference as abstract origin.
17760 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
17762 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
17765 * config/rs6000/rs6000.c (rs6000_function_value): Fix
17766 unintentional System V.4 structure return breakage for structures
17767 with a single floating point element.
17769 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
17771 PR tree-optimization/71734
17772 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
17773 contains REF, use it to check safelen, assume that safelen value
17774 must be greater 1, fix style.
17775 (ref_indep_loop_p_2): Add REF_LOOP argument.
17776 (ref_indep_loop_p): Pass LOOP as additional argument to
17777 ref_indep_loop_p_2.
17779 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
17781 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
17782 allocation in the prologue.
17783 * explow.c (get_dynamic_stack_base): New function to return an address
17784 expression for the dynamic stack base.
17785 (get_dynamic_stack_size): New function to do the required dynamic stack
17786 space size calculations.
17787 (allocate_dynamic_stack_space): Use new functions.
17788 (align_dynamic_address): Move some code from
17789 allocate_dynamic_stack_space to new function.
17790 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
17792 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17794 * config/s390/s390.c (s390_encode_section_info): Always set
17795 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
17798 2016-07-18 Richard Biener <rguenther@suse.de>
17800 PR tree-optimization/71893
17801 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
17802 for sizetype cast added by array_ref_element_size.
17803 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17805 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
17807 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
17808 register parameters. Remove code to initialize argument pointer
17809 on TARGET_64BIT. Optimize call to _mcount when it can be reached
17810 using a pc-relative branch. Cleanup conditional code.
17811 * config/pa/pa.md (call_mcount): New expander.
17812 (call_mcount_nonpic): New insn.
17813 (call_mcount_pic): New insn and split.
17814 (call_mcount_pic_post_reload): New insn.
17815 (call_mcount_64bit): New insn and split.
17816 (call_mcount_64bit_post_reload): New insn.
17818 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
17820 * config/avr/predicates.md (const_m255_to_m1_operand): New.
17821 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
17822 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
17823 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
17824 (*usum_widenqihi3, *udiff_widenqihi3)
17825 (*addhi3_zero_extend.const): New combiner insns.
17826 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
17827 just 1 bit is affected.
17828 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
17829 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
17831 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
17833 * omp-low.c (lower_omp_target): Mark data clauses with
17834 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
17835 zero-length subarrays.
17837 2016-07-15 Richard Biener <rguenther@suse.de>
17839 PR tree-optimization/71881
17840 * tree-loop-distribution.c (destroy_loop): Remove blocks in
17841 reverse DOM order to make debug temp generation happy.
17843 2016-07-15 Richard Biener <rguenther@suse.de>
17845 PR tree-optimization/71887
17846 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
17847 verify it is not zero for division / modulo handling.
17848 (value_replacement): Adjust.
17850 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
17851 Julian Brown <julian@codesourcery.com>
17853 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
17854 * config/aarch64/aarch64-cost-tables.h
17855 (vulcan_extra_costs): New variable.
17856 * config/aarch64/aarch64.c
17857 (vulcan_addrcost_table): Likewise.
17858 (vulcan_regmove_cost): Likewise.
17859 (vulcan_vector_cost): Likewise.
17860 (vulcan_branch_cost): Likewise.
17861 (vulcan_tunings): Likewise.
17863 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
17865 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
17866 (output_in_order): Loop over undefined variables too. Output them
17867 via assemble_undefined_decl. Skip variables that correspond to hard
17868 registers or have value-exprs.
17869 * varpool.c (symbol_table::output_variables): Handle undefined
17870 variables together with defined ones.
17872 2016-07-15 Richard Biener <rguenther@suse.de>
17874 * tree-ssa-pre.c (get_representative_for): Make sure to return
17875 the value number of SSA names.
17876 (phi_translate_1): get_representative_for cannot return NULL.
17877 (do_pre_regular_insertion): Remove redundant call to
17878 fully_constant_expression.
17879 (do_pre_partial_partial_insertion): Likewise.
17881 2016-07-15 Bin Cheng <bin.cheng@arm.com>
17883 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
17884 (derive_simple_iv_with_niters): New function.
17885 (simple_iv): Rewrite using simple_iv_with_niters.
17886 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
17887 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17889 (number_of_iterations_exit): Rewrite using above function.
17890 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17893 2016-07-15 Richard Biener <rguenther@suse.de>
17895 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
17896 vec_construct cost.
17898 2016-07-14 Jakub Jelinek <jakub@redhat.com>
17900 PR tree-optimization/71872
17901 * tree-data-ref.c (get_references_in_stmt): Ignore references
17902 with is_gimple_constant get_base_address.
17904 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17906 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
17907 (TARGET_HAVE_LDACQD): New macro.
17908 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
17909 than TARGET_HAVE_LDACQ.
17910 (arm_load_acquire_exclusivedi): Likewise.
17911 (arm_store_release_exclusivedi): Likewise.
17913 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17915 PR rtl-optimization/71878
17916 * lra-constraints.c (match_reload): Pass information about other
17917 output operands. Create new unique register value if matching input
17918 operand shares same register value as output operand being considered.
17919 (curr_insn_transform): Record output operands already processed.
17921 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17924 PR tree-optimization/70923
17925 * tree-vect-patterns.c: Include mult-synthesis.h.
17926 (target_supports_mult_synth_alg): New function.
17927 (synth_lshift_by_additions): Likewise.
17928 (apply_binop_and_append_stmt): Likewise.
17929 (vect_synth_mult_by_constant): Likewise.
17930 (target_has_vecop_for_code): Likewise.
17931 (vect_recog_mult_pattern): Use above functions to synthesize vector
17932 multiplication by integer constants.
17934 2016-07-14 Alan Modra <amodra@gmail.com>
17936 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
17937 gpr alternatives. Correct '*' placement on Y,r alternative.
17938 Add '*' on operand 1 of r,r alternative.
17940 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17942 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
17943 * expmed.h: ... Here.
17945 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
17947 * gimple.h (stmt_can_terminate_bb_p): New function.
17948 * tree-cfg.c (need_fake_edge_p): Rename to ...
17949 (stmt_can_terminate_bb_p): ... this; return true if stmt can
17950 throw external; handle const and pure calls.
17951 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
17953 2016-07-14 Richard Biener <rguenther@suse.de>
17955 PR tree-optimization/71866
17956 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
17957 (do_hoist_insertion): Avoid endless recursion when we
17958 didn't insert anything because we managed to simplify
17959 things down to a constant or SSA name.
17960 (fully_constant_expression): Re-write in terms of ...
17961 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
17962 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
17963 vn_nary_build_or_lookup_1.
17964 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
17965 (vn_nary_build_or_lookup): ... this which now wraps it.
17967 2016-07-14 Alan Modra <amodra@gmail.com>
17970 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
17971 with p9_vector override before power9-dform override.
17973 2016-07-13 Andi Kleen <ak@linux.intel.com>
17975 * value-prof.c (gimple_value_profile_transformations): Don't run
17976 when auto_profile is on.
17978 2016-07-13 Andi Kleen <ak@linux.intel.com>
17980 * auto-profile.c (update_inlined_ind_target,
17981 afdo_indirect_call): Print information to dump file.
17983 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
17985 * genrecog.c (special_predicate_operand_p): New function.
17986 (predicate_name): Move function.
17987 (validate_pattern): Don't warn about missing mode for all
17988 define_special_predicate predicates.
17990 2016-07-13 Bin Cheng <bin.cheng@arm.com>
17992 * tree-vect-data-refs.c (vect_no_alias_p): New function.
17993 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
17994 resolve alias checks which are known at compilation time.
17995 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
17996 alias checks are resolved. Move dump info for too many runtime
17997 alias checks to here...
17998 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
18000 2016-07-13 Richard Biener <rguenther@suse.de>
18002 PR tree-optimization/24574
18003 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
18004 position and add shift, rotate, divison and modulo support
18006 (value_replacement): Pass in argument position to absorbing_element_p.
18008 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
18011 * ipa-inline-transform.c (inline_call): Support
18012 instrumented thunks.
18014 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
18016 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
18017 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
18019 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
18020 Baseline. Make initial alternative TARGET_32BIT only.
18021 (udivsi3): Likewise.
18022 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
18023 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
18026 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
18028 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
18029 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
18030 availability with TARGET_HAVE_MOVT.
18031 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
18032 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
18033 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
18035 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
18036 extra instruction if MOVW is available. Use a cost variable
18037 incremented by COSTS_N_INSNS (1) when the condition match rather than
18038 returning an arithmetic expression based on COSTS_N_INSNS. Make
18039 constant with bottom half word zero cost 2 instruction if MOVW is
18041 * config/arm/arm.md (define_attr "arch"): Add v8mb.
18042 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
18043 target is ARMv8-M Baseline.
18044 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
18045 (arm_movtas_ze): Likewise.
18046 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
18047 alternative for constants satisfying j constraint.
18048 (thumb1_movsi_insn): Likewise.
18049 (movsi splitter for K alternative): Tighten condition to not trigger
18050 if movt is available and j constraint is satisfied.
18051 (Pe immediate splitter): Likewise.
18052 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
18053 constant fitting in an halfword to use MOVW.
18054 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
18057 2016-07-13 Richard Biener <rguenther@suse.de>
18059 PR middle-end/71104
18060 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
18061 gimplifying the LHS. Make sure to gimplify a returning twice
18062 call LHS without using SSA names.
18064 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18066 * tree-data-ref.c (find_data_references_in_stmt): Remove
18067 unnecessary call to vec::release.
18068 (graphite_find_data_references_in_stmt): Likewise.
18069 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
18070 * tree-vect-stmts.c (vectorizable_condition): Likewise.
18072 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18074 * cfgexpand.c (expand_used_vars): Make the type of a local
18076 * genmatch.c (lower_for): Likewise.
18077 * haifa-sched.c (haifa_sched_init): Likewise.
18078 (add_to_speculative_block): Likewise.
18079 (create_check_block_twin): Likewise.
18080 * predict.c (handle_missing_profiles): Likewise.
18081 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
18082 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
18083 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
18085 (maybe_lower_iteration_bound): Likewise.
18086 * tree-ssa-sccvn.c (DFS): Likewise.
18087 * tree-stdarg.c (reachable_at_most_once): Likewise.
18088 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
18089 (vectorizable_store): Likewise.
18091 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18093 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
18094 (sccvn_dom_walker): make cond_stack an auto_vec.
18096 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18098 * ree.c (struct ext_state): Make type of members auto_vec.
18099 (find_and_remove_re): Adjust.
18101 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18103 * cfgexpand.c (struct stack_vars_data): Make type of fields
18105 (expand_used_vars): Adjust.
18107 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18109 * ipa.c (record_cdtor_fn): Adjust.
18110 (build_cdtor_fns): Likewise.
18111 (ipa_cdtor_merge): Make static_ctors and static_dtors local
18114 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18116 * genextract.c (struct accum_extract): Add constructor and make
18118 (gen_insn): Adjust.
18120 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18122 * tree.c (struct free_lang_data_d): Add constructor and change
18123 types of members to ones that automatically manage resources.
18124 (fld_worklist_push): Adjust.
18125 (find_decls_types): Likewise.
18126 (find_decls_types_in_eh_region): Likewise.
18127 (free_lang_data_in_cgraph): Stop manually creating and
18128 destroying members of free_lang_data_d.
18130 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
18132 PR rtl-optimization/68961
18133 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
18134 peephole variant. Use sse_reg_operand predicates.
18136 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
18138 * config/i386/predicates.md (x86_64_immediate_operand)
18139 <case CONST_INT>: Remove unneeded truncation to DImode.
18140 <case CONST>: Ditto.
18141 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
18143 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18146 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
18147 The xxperm and xxpermr instructions require that the 2nd input
18148 operand overlap with the output operand, and not the 1st.
18149 (altivec_vperm_v8hiv16qi): Likewise.
18150 (altivec_vperm_<mode>_uns_internal): Likewise.
18151 (altivec_vpermr_<mode>_internal): Likewise.
18152 (vperm_v8hiv4si): Likewise.
18153 (vperm_v16qiv8hi): Likewise.
18155 2016-07-12 Nathan Sidwell <nathan@acm.org>
18157 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
18158 when -mno-pic-data-is-text-relative is in effect, by default.
18159 * doc/invoke.texi (mpic-data-is-text-relative): Document new
18160 behavior and clarify.
18162 2016-07-12 Martin Liska <mliska@suse.cz>
18164 * params.def: Add avg-loop niter.
18165 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
18166 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
18167 * doc/invoke.texi: Document the new parameter.
18169 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18171 PR middle-end/71700
18172 * expr.c (store_constructor): Mask sign-extended bits when widening
18173 sub-word constructor element at the start of a word.
18175 2016-07-12 Martin Liska <mliska@suse.cz>
18177 * Makefile.in: Append rule for params-options.h.
18178 * params-options.h: New file.
18180 2016-07-12 Martin Liska <mliska@suse.cz>
18182 * ira-build.c (mark_loops_for_removal): Properly iterate
18185 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
18186 Richard Biener <rguenther@suse.de>
18188 PR tree-optimization/23286
18189 PR tree-optimization/70159
18190 * doc/invoke.texi: Document -fcode-hoisting.
18191 * common.opt (fcode-hoisting): New flag.
18192 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
18193 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
18194 (do_regular_insertion): Rename to ...
18195 (do_pre_regular_insertion): ... this and amend general comments
18196 on insertion strathegy.
18197 (do_partial_partial_insertion): Rename to ...
18198 (do_pre_partial_partial_insertion): ... this.
18199 (do_hoist_insertion): New function.
18200 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
18201 and call do_hoist_insertion properly.
18203 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
18204 (pass_pre::execute): Register hoist_insert stats.
18206 2016-07-12 Jakub Jelinek <jakub@redhat.com>
18208 PR middle-end/71716
18209 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
18210 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
18211 is different from mode's bitsize. Small cleanup.
18213 2016-07-12 Richard Biener <rguenther@suse.de>
18215 PR rtl-optimization/68961
18216 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
18217 to simplify to a non-constant.
18219 2016-07-11 Jakub Jelinek <jakub@redhat.com>
18221 PR middle-end/71758
18222 * omp-low.c (expand_omp_target): Gimplify device.
18224 PR tree-optimization/71823
18225 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
18226 to get vec_oprnds2 from op2.
18228 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
18230 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
18231 Hoist common subexpressions.
18232 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
18234 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
18237 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
18238 prevent generation of 'stxsiwx' on pre Power8 hardware.
18240 2016-07-11 David Malcolm <dmalcolm@redhat.com>
18242 * input.c: Include cpplib.h.
18243 (selftest::temp_source_file): New class.
18244 (selftest::temp_source_file::temp_source_file): New ctor.
18245 (selftest::temp_source_file::~temp_source_file): New dtor.
18246 (selftest::should_have_column_data_p): New function.
18247 (selftest::test_should_have_column_data_p): New function.
18248 (selftest::temp_line_table): New class.
18249 (selftest::temp_line_table::temp_line_table): New ctor.
18250 (selftest::temp_line_table::~temp_line_table): New dtor.
18251 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
18252 it to create a temp_line_table.
18253 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
18254 locations that are known to have column data.
18255 (selftest::line_table_case): New struct.
18256 (selftest::test_reading_source_line): Move tempfile handling
18257 to class temp_source_file.
18258 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
18259 (selftest::assert_token_loc_eq): New function.
18260 (ASSERT_TOKEN_LOC_EQ): New macro.
18261 (selftest::test_lexer): New function.
18262 (selftest::boundary_locations): New array.
18263 (selftest::input_c_tests): Call test_should_have_column_data_p.
18264 Loop over a test matrix of interesting values of location and
18265 default_range_bits, calling test_lexer on each case in the matrix.
18266 Move call to test_accessing_ordinary_linemaps into the matrix.
18267 * selftest.h (ASSERT_EQ): Reimplement in terms of...
18268 (ASSERT_EQ_AT): New macro.
18270 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
18273 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18274 Don't convert TImode in debug insn.
18276 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
18278 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
18279 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
18280 (tree_type_common::lang_flag_7): New.
18281 (tree_type_common::spare): Reduce size.
18282 * tree.h (TYPE_ALIGN_OK): Remove.
18283 (TYPE_LANG_FLAG_7): New.
18284 (get_inner_reference): Adjust header.
18285 * print-tree.c (print_node): Adjust.
18286 * expr.c (get_inner_reference): Remove parameter keep_aligning.
18287 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
18288 calls to get_inner_reference.
18289 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
18290 handling of TYPE_ALIGN_OK.
18291 * builtins.c (get_object_alignment_2): Adjust call to
18292 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
18293 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
18295 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
18296 * cfgexpand.c (expand_debug_expr): Likewise.
18297 * dbxout.c (dbxout_expand_expr): Likewise.
18298 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
18299 loc_list_from_tree, fortran_common): Likewise.
18300 * fold-const.c (optimize_bit_field_compare,
18301 decode_field_reference, fold_unary_loc, fold_comparison,
18302 split_address_to_core_and_offset): Likewise.
18303 * gimple-laddress.c (execute): Likewise.
18304 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
18305 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
18306 * hsa-gen.c (gen_hsa_addr): Likewise.
18307 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
18308 * tsan.c (instrument_expr): Likewise.
18309 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
18310 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
18311 * tree-affine.c (tree_to_aff_combination,
18312 get_inner_reference_aff): Adjust calls to get_inner_reference.
18313 * tree-data-ref.c (split_constant_offset_1,
18314 dr_analyze_innermost): Likewise.
18315 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
18316 * tree-sra.c (ipa_sra_check_caller): Likewise.
18317 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
18318 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
18319 bswap_replace): Likewise.
18320 * tree-vect-data-refs.c (vect_check_gather,
18321 vect_analyze_data_refs): Likewise.
18322 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
18323 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
18326 2016-07-11 David Malcolm <dmalcolm@redhat.com>
18328 * Makefile.in (selftest-valgrind): New phony target.
18329 * function-tests.c (selftest::build_cfg): Delete pass instances
18330 created by the test.
18331 (selftest::convert_to_ssa): Likewise.
18332 (selftest::test_expansion_to_rtl): Likewise.
18333 * tree-cfg.c (selftest::test_linear_chain): Release dominator
18335 (selftest::test_diamond): Likewise.
18337 2016-07-11 Richard Biener <rguenther@suse.de>
18339 PR tree-optimization/71816
18340 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
18341 than replacing all of its operands.
18343 2016-07-11 Alan Modra <amodra@gmail.com>
18345 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
18346 (ctr<mode>): Add unspec.
18347 (ctr<mode>_internal*): Likewise.
18349 2016-07-08 James Bowman <james.bowman@ftdichip.com>
18351 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
18352 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
18354 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
18356 PR rtl-optimization/71621
18357 * lra-constraints.c (process_alt_operands): Check combination of
18358 reg class and mode.
18360 2016-07-08 Jason Merrill <jason@redhat.com>
18361 Richard Biener <rguenther@suse.de>
18363 P0145: Refining Expression Order for C++.
18364 * gimplify.c (initial_rhs_predicate_for): New.
18365 (gimplfy_modify_expr): Gimplify RHS before LHS.
18367 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18370 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18371 Allow standard error handling to take over when a wrong number
18372 of arguments is presented to __builtin_vec_ld () or
18373 __builtin_vec_st ().
18375 2016-07-08 Jiong Wang <jiong.wang@arm.com>
18377 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
18382 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
18383 __builtin_aarch64_fmaxv2sf.
18384 (vmaxnmq_f32): Likewise.
18385 (vmaxnmq_f64): Likewise.
18386 (vminnm_f32): Likewise.
18387 (vminnmq_f32): Likewise.
18388 (vminnmq_f64): Likewise.
18390 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
18393 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
18394 enable -mfloat128-hardware by default.
18395 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
18396 that IEEE 128-bit hardware support needs.
18397 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
18398 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
18399 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
18400 floating point requires.
18401 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18402 -mfloat128 and -mfloat128-hardware changes.
18404 2016-07-08 Alan Hayward <alan.hayward@arm.com>
18406 PR tree-optimization/71667
18407 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
18409 2016-07-08 Martin Liska <mliska@suse.cz>
18411 PR middle-end/71606
18412 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
18413 folding produces SAVE_EXPRs, thus return false for the type.
18415 2016-07-07 Martin Liska <mliska@suse.cz>
18417 * file-find.c (remove_prefix): New function.
18418 * file-find.h (remove_prefix): Declare the function.
18419 * gcc-ar.c (main): Skip a folder of the wrapper if
18420 a wrapped binary would point to the same file.
18422 2016-07-07 Jan Hubicka <jh@suse.cz>
18424 * tree-scalar-evolution.c (iv_can_overflow_p): export.
18425 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
18426 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
18428 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
18431 * ipa-inline-analysis.c (compute_inline_parameters): Set
18432 local.can_change_signature to false for intrumentation
18435 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18437 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
18438 with TARGET_HAVE_MOVT.
18439 (TARGET_HAVE_MOVT): Define.
18440 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
18441 availability with TARGET_HAVE_MOVT.
18442 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
18444 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
18446 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
18447 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
18448 * config/arm/constraints.md (define_constraint "j"): Use
18449 TARGET_HAVE_MOVT to check MOVT availability.
18451 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18453 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
18455 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18457 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
18458 (armv8-m.main): Likewise.
18459 (armv8-m.main+dsp): Likewise.
18460 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
18461 (FL_FOR_ARCH8M_MAIN): Likewise.
18462 * config/arm/arm-tables.opt: Regenerate.
18463 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
18464 armv8-m.main+dsp to BE8_LINK_SPEC.
18465 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
18466 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
18467 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
18468 Baseline and Mainline.
18469 (arm_option_override_internal): Also disable arm_restrict_it when
18470 !arm_arch_notm. Update comment for -munaligned-access to also cover
18472 (arm_file_start): Increase buffer size for printing architecture name.
18473 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
18474 and armv8-m.main+dsp.
18475 (mno-unaligned-access): Clarify that this is disabled by default for
18476 ARMv8-M Baseline architectures as well.
18478 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18480 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
18481 decide whether to prevent some libgcc routines being included for some
18482 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
18483 link between this condition and the one in
18484 libgcc/config/arm/lib1func.S.
18486 2016-07-07 Richard Biener <rguenther@suse.de>
18488 * tree-ssa-pre.c: Include alias.h.
18489 (compute_avail): If we have multiple VN_REFERENCEs with the
18490 same hashtable entry adjust that to make it a valid replacement
18491 for all of them with respect to alignment and aliasing
18492 when doing insertion.
18493 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
18494 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
18496 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
18500 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
18501 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
18504 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18506 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
18507 (adjust_mems): Adjust.
18508 (adjust_insn): Likewise.
18509 (prepare_call_arguments): Likewise.
18511 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18513 * gcse.c (struct ls_expr): Make stores field a vector.
18514 (ldst_entry): Adjust.
18515 (free_ldst_entry): Likewise.
18516 (print_ldst_list): Likewise.
18517 (compute_ld_motion_mems): Likewise.
18518 (update_ld_motion_stores): Likewise.
18520 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18522 * gcse.c (struct ls_expr): Remove loads field.
18523 (ldst_entry): Adjust.
18524 (free_ldst_entry): Likewise.
18525 (print_ldst_list): Likewise.
18526 (compute_ld_motion_mems): Likewise.
18528 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18530 * store-motion.c (struct st_expr): Make antic_stores a vector.
18531 (st_expr_entry): Adjust.
18532 (free_st_expr_entry): Likewise.
18533 (print_store_motion_mems): Likewise.
18534 (find_moveable_store): Likewise.
18535 (compute_store_table): Likewise.
18536 (remove_reachable_equiv_notes): Likewise.
18537 (replace_store_insn): Likewise.
18538 (build_store_vectors): Likewise.
18540 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18542 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
18543 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
18545 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
18547 PR tree-optimization/71518
18548 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
18549 misalign also for outer loops with negative step.
18551 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
18553 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
18554 (cortex_a53_shift): Add mov_shift.
18555 (cortex_a53_shift_reg): Add new reservation for register shifts.
18556 (cortex_a53_alu): Remove bfm.
18557 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
18558 (cortex_a53_alu_extr): Add new reservation for EXTR.
18559 (bypasses): Improve bypass modelling.
18561 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18564 * config/avr/avr.c (avr_asm_select_section): Strip off
18565 SECTION_DECLARED from flags when calling get_section.
18567 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18569 * tree-vectorizer.h (vect_memory_access_type): Add
18570 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
18571 * tree-vect-stmts.c (compare_step_with_zero): New function.
18572 (perm_mask_for_reverse): Move further up file.
18573 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
18575 (get_negative_load_store_type): New function.
18576 (get_load_store_type): Call it. Add an ncopies argument.
18577 (vectorizable_mask_load_store): Update call accordingly and
18578 remove tests for negative steps.
18579 (vectorizable_store, vectorizable_load): Likewise. Handle new
18580 memory_access_types.
18582 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18584 * tree-vectorizer.h (vect_memory_access_type): New enum.
18585 (_stmt_vec_info): Add a memory_access_type field.
18586 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
18587 (vect_model_store_cost): Take an access type instead of a boolean.
18588 (vect_model_load_cost): Likewise.
18589 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
18590 vect_model_store_cost and vect_model_load_cost.
18591 * tree-vect-stmts.c (vec_load_store_type): New enum.
18592 (vect_model_store_cost): Take an access type instead of a
18593 store_lanes_p boolean. Simplify tests.
18594 (vect_model_load_cost): Likewise, but for load_lanes_p.
18595 (get_group_load_store_type, get_load_store_type): New functions.
18596 (vectorizable_store): Use get_load_store_type. Record the access
18597 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
18598 (vectorizable_load): Likewise.
18599 (vectorizable_mask_load_store): Likewise. Replace is_store
18600 variable with vls_type.
18602 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18604 * tree-vectorizer.h (vect_grouped_load_supported): Add a
18605 single_element_p parameter.
18606 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
18607 Check the PR65518 case here rather than in vectorizable_load.
18608 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
18609 * tree-vect-stmts.c (vectorizable_load): Likewise.
18611 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18613 * tree-vectorizer.h (gather_scatter_info): New structure.
18614 (vect_check_gather_scatter): Return a bool rather than a decl.
18615 Replace return-by-pointer arguments with a single
18616 gather_scatter_info *.
18617 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
18618 (vect_analyze_data_refs): Update call accordingly.
18619 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
18620 (vectorizable_mask_load_store): Likewise. Also record the
18621 offset dt and vectype in the gather_scatter_info.
18622 (vectorizable_store): Likewise.
18623 (vectorizable_load): Likewise.
18625 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18627 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
18628 strided groups, use the cost of N scalar accesses instead
18629 of ncopies vector accesses.
18630 (vect_model_load_cost): Likewise.
18632 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18634 * tree-vect-stmts.c (vect_cost_group_size): Delete.
18635 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
18636 variable to indicate when once-per-group costs are being used.
18637 (vect_model_load_cost): Likewise. Fix comment and misindented code.
18639 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18641 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
18642 peeling-for-gaps condition.
18644 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18646 * config/s390/s390.c (s390_expand_vec_init): Force initializer
18647 element to register if it doesn't match general_operand.
18649 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
18650 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18652 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
18654 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
18655 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
18656 (SIGNBIT): New mode iterator.
18657 (Fsignbit): New mode attribute.
18658 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
18659 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
18660 when direct moves are available.
18661 (signbit<mode>2_dm): New define_insn_and_split).
18662 (signbit<mode>2_dm2): New define_insn.
18664 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18666 PR rtl-optimization/71594
18667 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
18668 into subregs of appropriate mode before trying to emit a conditional
18671 2016-07-05 Jan Hubicka <jh@suse.cz>
18673 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
18674 (simple_iv): Use it.
18676 2016-07-05 Jan Hubicka <jh@suse.cz>
18678 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
18680 2016-07-05 Jiong Wang <jiong.wang@arm.com>
18682 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
18685 2016-07-05 Jan Hubicka <jh@suse.cz>
18687 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
18690 2016-07-05 Richard Biener <rguenther@suse.de>
18692 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
18693 Handle empty else block.
18694 (is_feasible_trace): Likewise.
18695 (split_paths): Likewise.
18697 2016-07-05 Richard Biener <rguenther@suse.de>
18699 * tree-loop-distribution.c (distribute_loop): Fix issue with
18700 the cost model loop.
18702 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
18704 * config/arm/neon-testgen.ml: Delete.
18705 * config/arm/neon.ml: Delete.
18707 2016-07-04 Jakub Jelinek <jakub@redhat.com>
18710 * tree.c (attribute_value_equal): Use get_attribute_name instead of
18711 directly using TREE_PURPOSE.
18713 2016-07-04 Jiong Wang <jiong.wang@arm.com>
18715 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
18716 * config/aarch64/aarch64_neon.h: Likewise.
18717 * config/aarch64/arm_neon.h: Likewise.
18718 * config/aarch64/atomics.md: Likewise.
18719 * config/aarch64/aarch64-simd-builtins.def: Likewise.
18720 * doc/invoke.texi: Likewise.
18722 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18724 * config/s390/s390.md: Add "z13" cpu_facility.
18725 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
18726 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
18727 condition" type instructions.
18729 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18730 Jeff Law <law@redhat.com>
18732 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
18733 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
18735 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
18737 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
18738 permutation for TARGET_AVX512F.
18739 (ix86_expand_vec_one_operand_perm_avx512): New function.
18740 (expand_vec_perm_1): Invoke introduced function.
18741 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
18742 it may be not valid after vectorization.
18744 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18747 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
18748 typo in comment. Only force to memory if it is a weak
18749 external reference.
18751 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
18752 Jiong Wang <jiong.wang@arm.com>
18754 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
18755 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
18756 (AARCH64_FL_F16): New.
18757 (AARCH64_FL_FOR_ARCH8_2): New.
18758 (AARCH64_ISA_8_2): New.
18759 (AARCH64_ISA_F16): New.
18760 (TARGET_FP_F16INST): New.
18761 (TARGET_SIMD_F16INST): New.
18762 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
18763 ("fp"): Disabling "fp" also disables "fp16".
18764 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
18765 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
18766 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
18767 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
18769 2016-07-04 Jan Beulich <jbeulich@suse.com>
18771 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
18773 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
18776 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
18777 the insns, use an insn form that does not adjust the offset on
18778 little endian systems.
18780 2016-07-01 Jan Beulich <jbeulich@suse.com>
18782 * varasm.c (get_variable_section): Validate initializer in
18783 named .bss-like sections.
18785 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
18787 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
18788 Exchange the order of the second and third operands in the vpermr
18789 instruction tmeplate.
18791 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
18794 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
18795 Disallow TDmode values.
18797 2016-07-01 Alan Modra <amodra@gmail.com>
18799 PR rtl-optimization/71709
18800 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
18801 being set, not referenced.
18803 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
18805 PR tree-optimization/70729
18806 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
18807 of loop since it can be not valid after transformation.
18809 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18811 * config/arm/arm.c (thumb_reload_in_hi): Delete.
18812 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
18814 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
18816 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
18819 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
18822 * config/rs6000/constraints.md (wY constraint): New constraint to
18823 match the requirements for the LXSD and STXSD instructions.
18824 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
18825 predicate to match the requirements for the LXSD and STXSD
18827 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
18828 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
18829 to make sure that the bottom 2 bits of offset are 0, the address
18830 form is offsettable, and no updating is done in the address mode.
18831 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
18832 (movdi_internal32): Likewise
18833 (movdi_internal64): Likewise.
18835 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18837 PR tree-optimization/71707
18838 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
18839 strinfo even for ADDR_EXPR ptr.
18841 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
18843 * config/rs6000/altivec.md (darn_32): Change the condition to
18844 TARGET_P9_MISC instead of TARGET_MODULO.
18845 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
18846 condition expression.
18847 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
18848 condition expression.
18849 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
18850 (DFP_TEST): New code iterator.
18851 (dfptstsfi_<code>_mode>): New define_expand.
18852 (*dfp_sgnfcnc_<mode>): New define_insn.
18853 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
18854 definition next to BU_P9_MISC_1 definition and change the MASK
18855 value to RS6000_BTM_P9_MISC.
18856 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
18857 (BU_P9_64BIT_MISC_0): Likewise.
18858 (BU_P9_DFP_MISC_0): New macro definition.
18859 (BU_P9_DFP_MISC_1): New macro definition.
18860 (BU_P9_DFP_MISC_2): New macro definition.
18861 (BU_P9_DFP_OVERLOAD_1): New macro definition.
18862 (BU_P9_DFP_OVERLOAD_2): New macro definition.
18863 (BU_P9_DFP_OVERLOAD_3): New macro definition.
18864 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
18865 (TSTSFI_LT_TD): Likewise.
18866 (TSTSFI_EQ_DD): Likewise.
18867 (TSTSFI_EQ_TD): Likewise.
18868 (TSTSFI_GT_DD): Likewise.
18869 (TSTSFI_GT_TD): Likewise.
18870 (TSTSFI_OV_DD): Likewise.
18871 (TSTSFI_OV_TD): Likewise.
18872 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
18873 (TSTSFI_LT_DD): Likewise.
18874 (TSTSFI_LT_TD): Likewise.
18875 (TSTSFI_EQ): Likewise.
18876 (TSTSFI_EQ_DD): Likewise.
18877 (TSTSFI_EQ_TD): Likewise.
18878 (TSTSFI_GT): Likewise.
18879 (TSTSFI_GT_DD): Likewise.
18880 (TSTSFI_GT_TD): Likewise.
18881 (TSTSFI_OV): Likewise.
18882 (TSTSFI_OV_DD): Likewise.
18883 (TSTSFI_OV_TD): Likewise.
18884 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18885 overloaded test significance functions.
18886 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18887 OPTION_MASK_P9_MISC into the representation of this mask.
18888 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
18890 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
18891 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
18893 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
18894 argument is a 6-bit unsigned literal value if the icode argument
18895 represents a DFP test significance built-in call.
18896 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
18897 flag used independently and in combination with the
18898 RS6000_BTM_64BIT flag.
18899 (rs6000_opt_masks): Add entry for power9-misc command-line option.
18900 (rs6000_builtin_mask_names): Add entry for power9-misc
18901 command-line option.
18902 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
18903 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
18904 RS6000_BTM_P9_MISC macros.
18905 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
18906 option and change the description of the -mpower9-vector option to
18907 enable only vector instructions, removing its erroneously claimed
18908 support for scalar instructions.
18909 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18910 the ISA 3.0 digital floating point test significance built-in
18913 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
18915 * config/aarch64/aarch64.c (cortexa35_tunings):
18916 Enable AES fusion. Use cortexa57_branch_cost.
18917 (cortexa53_tunings): Use cortexa57_branch_cost.
18918 (cortexa72_tunings): Use cortexa57_branch_cost.
18919 Use AUTOPREFETCHER_WEAK.
18920 (cortexa73_tunings): Use cortexa57_branch_cost.
18922 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18923 James Greenhalgh <james.greenhalgh@arm.com>
18925 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
18926 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
18927 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
18928 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
18929 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
18930 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
18931 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
18932 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
18933 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
18934 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
18935 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
18936 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
18937 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
18940 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
18941 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18943 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
18945 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
18947 2016-06-30 David Malcolm <dmalcolm@redhat.com>
18950 * gcc.c (driver::build_option_suggestions): Pass "option" to
18951 add_misspelling_candidates.
18952 * opts-common.c (add_misspelling_candidates): Add "option" param;
18953 use it to avoid adding negated forms for options marked with
18955 * opts.h (add_misspelling_candidates): Add "option" param.
18957 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18959 PR middle-end/71693
18960 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
18961 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
18962 first when permuting bitwise operation with rotate. Cast
18963 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
18965 2016-06-29 David Malcolm <dmalcolm@redhat.com>
18967 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
18968 for misspelled param names.
18969 * params.c: Include spellcheck.h.
18970 (find_param_fuzzy): New function.
18971 * params.h (find_param_fuzzy): New prototype.
18972 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
18973 * spellcheck.h (struct edit_distance_traits<const char *>):
18976 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
18978 * config/rs6000/predicates.md (const_0_to_7_operand): New
18979 predicate, recognize 0..7.
18980 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
18981 support for doing extracts from V16QImode, V8HImode, V4SImode
18983 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
18984 vector extract support.
18985 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
18986 for ISA 3.0 vector extract.
18987 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
18988 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
18989 extracts of a constant element number from small integer vectors
18990 on 64-bit ISA 3.0 systems.
18991 (vsx_extract_<mode>_di): Likewise.
18992 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
18993 say when we can do ISA 3.0 vector extracts.
18994 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
18995 registers, using the stxsiwx instruction.
18997 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
18999 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
19000 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
19001 qdf24xx_regmove_cost, qdf24xx_tunings): New.
19002 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
19003 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
19004 * config/arm/arm.c (arm_qdf24xx_tune): New.
19006 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
19008 * config/aarch64/aarch64.c (cortexa53_tunings):
19009 Increase loop alignment to 8. Set function alignment to 16.
19010 (cortexa35_tunings): Likewise.
19011 (cortexa57_tunings): Increase loop alignment to 8.
19012 (cortexa72_tunings): Likewise.
19013 (cortexa73_tunings): Likewise.
19015 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
19017 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
19018 for arm_fp16_ok and arm_fp16_hw.
19019 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
19020 arm_fp16_alternative.
19022 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
19024 PR tree-optimization/71655
19025 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
19026 types when swapping operands.
19028 2016-06-29 Martin Liska <mliska@suse.cz>
19030 PR middle-end/71585
19031 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
19032 * ipa-inline-transform.c (inline_call): Remove unnecessary call
19033 of build_optimization_node.
19035 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
19037 PR tree-optimization/70729
19038 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
19039 independent in loops having positive safelen value.
19040 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
19041 it may be not valid after vectorization.
19043 2016-06-29 Jakub Jelinek <jakub@redhat.com>
19045 PR tree-optimization/71625
19046 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
19047 is sorted by ascending list->offset. If PTR is non-NULL and there is
19048 previous strinfo, call get_stridx_plus_constant.
19049 (get_stridx): Pass exp as second argument to get_addr_stridx.
19050 (addr_stridxptr): Add missing list = list->next, so that there can be
19051 more than one entries in the list. Bump limit from 16 to 32. Ensure
19052 the list is sorted by ascending list->offset.
19053 (get_stridx_plus_constant): Adjust so that it can be also called with
19054 ADDR_EXPR instead of SSA_NAME as PTR.
19055 (handle_char_store): Pass NULL_TREE as second argument to
19058 2016-06-29 Richard Biener <rguenther@suse.de>
19060 PR rtl-optimization/68961
19061 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
19063 2016-06-29 Richard Biener <rguenther@suse.de>
19065 PR middle-end/71002
19066 * alias.c (component_uses_parent_alias_set_from): Handle
19067 type punning through union accesses by using the union alias set.
19068 * gimple.c (gimple_get_alias_set): Remove union type punning case.
19070 2016-07-29 Richard Biener <rguenther@suse.de>
19072 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
19073 precision not matching mode precision.
19075 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
19077 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
19078 pa_output_arg_descriptor.
19079 (call_val_symref_64bit_post_reload): Likewise.
19080 (call_val_powf_64bit_post_reload): Likewise.
19081 (sibcall_internal_symref_64bit): Likewise.
19082 (sibcall_value_internal_symref_64bit): Likewise.
19084 2016-06-28 Jakub Jelinek <jakub@redhat.com>
19086 PR middle-end/71626
19087 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
19088 a constant, force its SUBREG_REG into memory or register instead
19091 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
19094 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
19095 * doc/invoke.texi (AVR Options): Document it.
19097 2016-06-28 Walter Lee <walt@tilera.com>
19099 * config/tilegx/linux.h: Do not include arch/icache.h
19100 (CLEAR_INSN_CACHE): Provide inlined definition directly.
19101 * config/tilepro/linux.h: Do not include arch/icache.h
19102 (CLEAR_INSN_CACHE): Provide inlined definition directly.
19104 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
19106 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
19107 for big-endian BIT_FIELD_REF.
19109 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
19111 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
19112 ('size' attribute): Add '128'.
19114 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
19115 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
19116 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
19117 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
19118 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
19119 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
19120 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
19121 *trunc<mode>df2_odd): Set size attribute to '128'.
19122 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
19123 * config/rs6000/power6.md (power6-fp): Include dfp type.
19124 * config/rs6000/power7.md (power7-fp): Likewise.
19125 * config/rs6000/power8.md (power8-fp): Likewise.
19126 * config/rs6000/power9.md: New file.
19127 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
19128 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
19129 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
19131 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
19132 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
19133 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
19134 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
19135 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
19136 dfp_dscri_<mode>): Change type attribute to dfp.
19137 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
19138 attribute to vecsimple.
19139 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
19140 and prefetch streams.
19141 (rs6000_option_override_internal): Remove temporary code setting
19142 tuning to power8. Don't set rs6000_sched_groups for power9.
19143 (last_scheduled_insn): Change to rtx_insn *.
19144 (divide_cnt, vec_load_pendulum): New variables.
19145 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
19146 (rs6000_issue_rate): Set issue rate for Power9.
19147 (is_power9_pairable_vec_type): New.
19148 (power9_sched_reorder2): New.
19149 (rs6000_sched_reorder2): Call new function for Power9 specific
19151 (insn_must_be_first_in_group): Remove Power9.
19152 (insn_must_be_last_in_group): Likewise.
19153 (force_new_group): Likewise.
19154 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
19155 Initialize divide_cnt/vec_load_pendulum.
19156 (_rs6000_sched_context, rs6000_init_sched_context,
19157 rs6000_set_sched_context): Handle context save/restore of new
19160 2016-06-28 Richard Biener <rguenther@suse.de>
19162 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
19163 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
19164 COMPONENT_REF operand.
19165 (nonoverlapping_component_refs_p): Likewise.
19166 * stor-layout.c (start_bitfield_representative): Mark
19167 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
19169 2016-06-28 Jakub Jelinek <jakub@redhat.com>
19171 * Makefile.in: Don't cat ../stage_current if it does not exist.
19173 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
19174 last argument is a bit-field.
19176 PR rtl-optimization/71673
19177 * internal-fn.c (expand_arith_overflow_result_store): Use
19178 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
19179 expand_simple_binop.
19181 PR middle-end/66867
19182 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
19183 expand_ifn_atomic_compare_exchange): New functions.
19184 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
19185 * tree.h (build_call_expr_internal_loc): Rename to ...
19186 (build_call_expr_internal_loc_array): ... this. Fix up type of
19188 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
19189 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
19190 ATOMIC_COMPARE_EXCHANGE result.
19191 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
19192 * gimple-fold.h (optimize_atomic_compare_exchange_p,
19193 fold_builtin_atomic_compare_exchange): New prototypes.
19194 * gimple-fold.c (optimize_atomic_compare_exchange_p,
19195 fold_builtin_atomic_compare_exchange): New functions..
19196 * tree-ssa.c (execute_update_addresses_taken): If
19197 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
19198 of call when finding addressable vars, and if such var becomes
19199 non-addressable, call fold_builtin_atomic_compare_exchange.
19201 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
19204 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
19205 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
19207 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
19209 * config/rs6000/rs6000.md ('type' attribute): Add
19210 veclogical,veccmpfx,vecexts,vecmove insn types.
19211 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
19212 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
19213 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
19214 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
19215 *nabs<mode>2_hw): Change type to vecmove.
19216 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
19217 *boolcc<mode>3_internal, *eqv<mode>3_internal,
19218 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
19219 *ieee_128bit_vsx_abs<mode>2_internal,
19220 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
19221 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
19222 *ieee128_mtvsrd_32bit): Change type to veclogical.
19223 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
19224 *movdi_internal32, *movdi_internal64): Update insn types.
19225 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
19226 vsx_extract_<mode>): Change type to veclogical.
19227 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
19228 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
19229 *vsx_sign_extend_si_v2di): Change type to vecexts.
19230 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
19231 type to veclogical.
19232 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
19233 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
19234 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
19235 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
19236 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
19237 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
19238 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
19239 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
19240 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
19241 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
19242 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
19243 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
19244 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
19245 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
19246 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
19247 (ppc7450-vecsimple): Add veclogical, vecmove.
19248 (ppc7450-veccmp): Add veccmpfx.
19249 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
19251 (ppc8540_vector_compare): Add veccmpfx.
19252 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
19253 * config/rs6000/cell.md (cell-fp): Add fpsimple.
19254 (cell-vecsimple): Add veclogical, vecmove.
19255 (cell-veccmp): Add veccmpfx.
19256 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
19257 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
19259 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
19260 * config/rs6000/power4.md (power4-fp): Add fpsimple.
19261 (power4-vecsimple): Add veclogical, vecmove.
19262 (power4-veccmp): Add veccmpfx.
19263 * config/rs6000/power5.md (power5-fp): Add fpsimple.
19264 * config/rs6000/power6.md (power6-fp): Add fpsimple.
19265 (power6-vecsimple): Add veclogical, vecmove.
19266 (power6-veccmp): Add veccmpfx.
19267 * config/rs6000/power7.md (power7-fp): Add fpsimple.
19268 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
19269 * config/rs6000/power8.md (power8-fp): Add fpsimple.
19270 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
19271 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
19272 * config/rs6000/titan.md (titan_fp): Add fpsimple.
19273 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
19275 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
19277 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
19280 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
19281 OPTION_MASK_P9_DFORM_VECTOR.
19282 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
19283 disable -mpower9-dform-vector when using reload.
19284 (quad_address_p): Remove 'gpr_p' argument and all associated code.
19285 New 'strict' argument. Update all callers. Add strict addressing
19287 (rs6000_legitimate_offset_address_p): Remove call to
19288 virtual_stack_registers_memory_p.
19289 (rs6000_legitimize_reload_address): Add quad address support.
19290 (rs6000_legitimate_address_p): Move call to quad_address_p above
19291 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
19292 to account for new strict usage.
19293 (rs6000_output_move_128bit): Adjust quad_address_p args to account
19294 for new strict usage.
19295 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
19297 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
19304 * config/i386/i386.c (ix86_spill_class): Disable condition to
19305 always return NO_REGS.
19307 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
19309 * predict.c: Include gimple-pretty-print.h
19310 (predicted_by_loop_heuristics_p): Check also
19311 PRED_LOOP_EXIT_WITH_RECURSION
19312 (predict_loops): Find self recursive calls and use special purpose
19313 predictors for them; dump log about decisions.
19314 (pass_profile::execute): Dump info about #of iterations.
19315 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
19316 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
19318 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
19320 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
19321 output_asm_insn calls and shorten long lines. Output .CALL
19322 argument descriptor using pa_output_arg_descriptor. Add various
19323 inline $$dyncall and other optimizations.
19324 (pa_attr_length_indirect_call): Adjust ordering and lengths.
19326 2016-06-25 Jakub Jelinek <jakub@redhat.com>
19328 PR tree-optimization/71643
19329 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
19332 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
19333 leak a bitmap if dep_bb is NULL.
19335 PR tree-optimization/71631
19336 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
19337 to rewrite_expr_tree even if negate_result, move new_lhs var
19338 declaration and initialization earlier, for powi_result set afterwards
19339 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
19340 if new_lhs != lhs, and don't shadow gsi var.
19342 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
19344 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
19345 Add in_loop parameter.
19346 (predict_loops): Add loop guard heuristics.
19347 * predict.def (PRED_LOOP_GUARD): New heuristics.
19349 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
19351 * predict.c: Include ipa-utils.h
19352 (tree_bb_level_prediction): Predict recursive calls.
19353 (tree_estimate_probability_bb): Skip inexpensive calls for call
19355 * predict.def (PRED_RECURSIVE_CALL): New.
19357 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19359 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
19360 (BU_FLOAT128_1): Likewise.
19362 (COPYSIGNQ): Likewise.
19363 (RS6000_BUILTIN_NANQ): Likewise.
19364 (RS6000_BUILTIN_NANSQ): Likewise.
19365 (RS6000_BUILTIN_INFQ): Likewise.
19366 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
19367 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
19368 (TARGET_FOLD_BUILTIN): New #define.
19369 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
19370 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
19371 (rs6000_fold_builtin): New target hook implementation, handling
19372 folding of 128-bit NaNs and infinities.
19373 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
19374 entries are filled in to avoid problems during bootstrap
19375 self-test; define builtins for 128-bit NaNs and infinities.
19376 (rs6000_opt_mask): Add entry for float128.
19377 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
19378 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
19379 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
19380 (const_str_type_node): New #define.
19381 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
19382 to a define_expand that dispatches to either copysign<mode>3_soft
19383 or copysign<mode>3_hard.
19384 (copysign<mode>3_hard): Rename from copysign<mode>3.
19385 (copysign<mode>3_soft): New define_insn.
19386 * doc/extend.texi: Document new builtins.
19388 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19390 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
19391 PRIu64 instead of lu.
19393 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
19396 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
19397 copy the type name.
19399 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19401 PR tree-optimization/71647
19402 * omp-low.c (lower_rec_input_clauses): Convert
19403 omp_clause_aligned_alignment (c) to size_type_node for the
19404 last argument of __builtin_assume_aligned.
19406 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
19408 * configure.ac (calling ___tls_get_addr via GOT): New
19409 assembler/linker check.
19410 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
19411 assembler and linker supports calling ___tls_get_addr via GOT.
19412 Otherise, defined to 0.
19413 * config.in: Regenerated.
19414 * configure: Likewise.
19415 * config/i386/constraints.md (Yb): New constraint.
19416 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
19417 (REG_CLASS_NAMES): Likewise.
19418 (REG_CLASS_CONTENTS): Likewise.
19419 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
19420 the b constraint with the Yb constraint. Call ___tls_get_addr
19421 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
19423 (*tls_local_dynamic_base_32_gnu): Likewise.
19424 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
19425 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
19426 (*tls_local_dynamic_base_64_<mode>): Likewise.
19428 2016-06-24 Martin Liska <mliska@suse.cz>
19430 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
19431 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
19433 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
19434 argument to true if the expected number of iterations is
19437 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
19439 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
19440 assemble for 32bit target.
19441 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
19442 and $ld_ix86_gld_32_opt to link for 32bit target.
19443 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
19444 * configure: Regenerate.
19446 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19448 * config/arm/arm.c (int_log2): Delete definition and prototype.
19449 (shift_op): Use exact_log2 instead of int_log2.
19450 (vfp3_const_double_for_fract_bits): Likewise.
19452 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19454 * internal-fn.c (expand_arith_set_overflow): New function.
19455 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
19457 (expand_arith_overflow_result_store): Likewise. Handle precision
19458 smaller than mode precision.
19459 * tree-vrp.c (extract_range_basic): For imag part, handle
19460 properly signed 1-bit precision result.
19461 * doc/extend.texi (__builtin_add_overflow): Document that last
19462 argument can't be pointer to enumerated or boolean type.
19463 (__builtin_add_overflow_p): Document that last argument can't
19464 have enumerated or boolean type.
19466 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19467 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19469 * config/rs6000/predicates.md (splat_input_operand): Rework.
19470 Don't allow constants, since the insns that use this predicate
19471 don't support constants. Constants are handled by other insns
19472 that are created via combine. During and after register
19473 allocation, only allow indexed or indirect addresses, and not
19474 general addresses. Only allow modes supported by the hardware.
19475 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
19476 comment. Move check for using VSPLTIS<x> to a common location,
19477 instead of doing it in two different places.
19479 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
19481 * config/i386/driver-i386.c (host_detect_local_cpu): Set
19482 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
19483 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
19484 signature_CENTAUR_ebx.
19486 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
19490 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
19491 (as_ix86_gas_32_opt): This.
19492 (ld_ix86_tls_ldm_opt): Renamed to ...
19493 (ld_ix86_gld_32_opt): This.
19494 (R_386_TLS_LDM reloc): Updated.
19495 (R_386_GOT32X reloc): New assembler/linker check.
19496 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
19497 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
19499 * config.in: Regenerated.
19500 * configure: Likewise.
19501 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
19502 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
19503 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
19504 if ix86_force_load_from_GOT_p returns true.
19505 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
19506 ix86_force_load_from_GOT_p returns true.
19507 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
19508 the external function address via the GOT slot.
19509 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
19510 HAVE_AS_IX86_GOT32X before returning false.
19511 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
19512 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
19514 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
19516 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
19518 2016-06-23 Andi Kleen <ak@linux.intel.com>
19520 * Makefile.in: Regenerate.
19521 * doc/install.texi: Document autoprofiledbootstrap.
19523 2016-06-23 Andi Kleen <ak@linux.intel.com>
19525 * config/i386/gcc-auto-profile: New file.
19527 2016-06-23 Martin Liska <mliska@suse.cz>
19529 PR middle-end/71619
19530 * predict.c (predict_loops): Revert the hunk that was removed
19533 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
19535 * config.gcc: Add support for arm*-*-phoenix* targets.
19536 * config/arm/t-phoenix: New.
19537 * config/phoenix.h: New.
19539 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
19540 H.J. Lu <hongjiu.lu@intel.com>
19543 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
19544 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
19545 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
19546 ix86_force_load_from_GOT_p returns true.
19547 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
19548 ix86_force_load_from_GOT_p returns true.
19549 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
19550 ix86_force_load_from_GOT_p returns true.
19551 (ix86_expand_move): Load the external function address via the
19552 GOT slot if ix86_force_load_from_GOT_p returns true.
19553 * config/i386/predicates.md (x86_64_immediate_operand): Return
19554 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
19555 (x86_64_zext_immediate_operand): Ditto.
19557 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
19559 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
19561 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19564 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
19565 * diagnostic.c (pedwarn_at_rich_loc): New function.
19566 * spellcheck.h (best_match::best_match): Add a
19567 "best_distance_so_far" optional parameter.
19568 (best_match::set_best_so_far): New method.
19569 (best_match::get_best_distance): New accessor.
19570 (best_match::get_best_candidate_length): New accessor.
19572 2016-06-22 Nick Clifton <nickc@redhat.com>
19574 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
19575 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
19576 modes are accepted as well.
19577 (ucompare_loc_descriptor): Likewise.
19578 (minmax_loc_descriptor): Likewise.
19579 (clz_loc_descriptor): Likewise.
19580 (popcount_loc_descriptor): Likewise.
19581 (bswap_loc_descriptor): Likewise.
19582 (rotate_loc_descriptor): Likewise.
19583 (mem_loc_descriptor): Likewise.
19584 (loc_descriptor): Likewise.
19586 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19588 * common.opt (fdiagnostics-parseable-fixits): New option.
19589 * diagnostic.c: Include "selftest.h".
19590 (print_escaped_string): New function.
19591 (print_parseable_fixits): New function.
19592 (diagnostic_report_diagnostic): Call print_parseable_fixits.
19593 (selftest::assert_print_escaped_string): New function.
19594 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
19595 (selftest::test_print_escaped_string): New function.
19596 (selftest::test_print_parseable_fixits_none): New function.
19597 (selftest::test_print_parseable_fixits_insert): New function.
19598 (selftest::test_print_parseable_fixits_remove): New function.
19599 (selftest::test_print_parseable_fixits_replace): New function.
19600 (selftest::diagnostic_c_tests): New function.
19601 * diagnostic.h (struct diagnostic_context): Add field
19602 "parseable_fixits_p".
19603 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
19604 -fdiagnostics-parseable-fixits.
19605 (-fdiagnostics-parseable-fixits): New option.
19606 * opts.c (common_handle_option): Handle
19607 -fdiagnostics-parseable-fixits.
19608 * selftest-run-tests.c (selftest::run_tests): Call
19609 selftest::diagnostic_c_tests.
19610 * selftest.h (selftest::diagnostic_c_tests): New prototype.
19612 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
19614 PR tree-optimization/71488
19615 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
19616 comparison of boolean vectors.
19617 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
19618 of boolean vectors using bitwise operations.
19620 2016-06-22 Andreas Schwab <schwab@suse.de>
19622 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
19623 Remove declaration.
19625 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
19627 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
19629 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
19631 * config/i386/i386.c (print_reg): Emit an error message on attempt to
19634 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19636 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
19637 * config/arm/arm-cores.def (cortex-a73): New entry.
19638 (cortex-a73.cortex-a35): Likewise.
19639 (cortex-a73.cortex-a53): Likewise.
19640 * config/arm/arm-tables.opt: Regenerate.
19641 * config/arm/arm-tune.md: Likewise.
19642 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
19643 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19644 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
19645 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19646 * doc/invoke.texi (ARM Options): Document cortex-a73,
19647 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
19649 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19651 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
19652 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
19653 (cortex-a73.cortex-a35): Likewise.
19654 (cortex-a73.cortex-a53): Likewise.
19655 * config/aarch64/aarch64-tune.md: Regenerate.
19656 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
19657 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
19660 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19662 * configure.ac (gcc_cv_as_compress_debug): Remove
19663 --compress-debug-sections as extra as switch.
19664 Handle gas --compress-debug-sections=type.
19665 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
19666 Handle gld --compress-debug-sections=type.
19667 * configure: Regenerate.
19669 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
19671 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
19673 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
19675 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
19676 (do_rewrite): likewise.
19678 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19680 * common/config/mep/mep-common.c: Remove.
19681 * config.gcc: Remove mep-* support.
19682 * config/mep/constraints.md: Remove.
19683 * config/mep/default.h: Remove.
19684 * config/mep/intrinsics.h: Remove.
19685 * config/mep/intrinsics.md: Remove.
19686 * config/mep/ivc2-template.h: Remove.
19687 * config/mep/mep-c5.cpu: Remove.
19688 * config/mep/mep-core.cpu: Remove.
19689 * config/mep/mep-default.cpu: Remove.
19690 * config/mep/mep-ext-cop.cpu: Remove.
19691 * config/mep/mep-intrin.h: Remove.
19692 * config/mep/mep-ivc2.cpu: Remove.
19693 * config/mep/mep-pragma.c: Remove.
19694 * config/mep/mep-protos.h: Remove.
19695 * config/mep/mep.c: Remove.
19696 * config/mep/mep.cpu: Remove.
19697 * config/mep/mep.h: Remove.
19698 * config/mep/mep.md: Remove.
19699 * config/mep/mep.opt: Remove.
19700 * config/mep/predicates.md: Remove.
19701 * config/mep/t-mep: Remove.
19702 * doc/install.texi: Remove mep-* documentation.
19703 * doc/md.texi: Likewise.
19705 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19707 * config.gcc: Remove support for avr-rtems.
19708 * config/avr/gen-avr-mmcu-specs.c: Likewise.
19709 * config/avr/rtems.h: Remove.
19710 * config/avr/t-rtems: Remove.
19712 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19714 * config.gcc: Remove m32r-rtems support.
19715 * config/m32r/rtems.h: Remove.
19717 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19719 * config.gcc: Remove h8300-rtems support.
19720 * config/h8300/rtems.h: Remove.
19721 * config/h8300/t-rtems: Remove.
19723 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19725 * config.gcc: Remove support for knetbsd.
19726 * configure.ac: Likewise.
19727 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
19728 * config/knetbsd-gnu.h: Remove.
19729 * configure: Regenerate.
19731 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19733 * config.gcc: Remove support for openbsd 2 and 3.
19734 * config/openbsd-oldgas.h: Remove.
19736 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19738 * config.gcc: Remove interix support.
19739 * config/i386/i386-interix.h: Remove.
19740 * config/i386/interix.opt: Remove.
19741 * config/i386/t-interix: Remove.
19742 * configure: Regenerate.
19743 * configure.ac: Remove interix support.
19744 * doc/install.texi: Remove interix documentation.
19746 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
19748 * config/rs6000/rs6000.h: Add conditional preprocessing directives
19749 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
19752 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19754 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
19755 they are both PLACEHOLDER_EXPRs.
19757 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19759 * stor-layout.c (layout_type): Move setting complex MODE to
19760 layout_type, instead of setting it ahead of time by the caller.
19761 * tree.c (build_complex_type): Likewise.
19763 2016-06-21 Martin Liska <mliska@suse.cz>
19765 * predict.c (force_edge_cold): Replace imposisble with
19768 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19770 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
19771 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
19773 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19775 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
19777 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
19778 Ilya Enkovich <ilya.enkovich@intel.com>
19781 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
19782 New member function to convert V1TImode register to SUBREG
19783 TImode in debug insn.
19784 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
19785 after changing register mode to V1TImode.
19787 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
19789 * config/aarch64/aarch64-cores.def (vulcan): New core.
19790 * config/aarch64/aarch64-tune.md: Regenerate.
19791 * doc/invoke.texi: Document vulcan as an available option.
19793 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19795 * cse.c (canon_asm_operands): New function extracted from...
19796 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
19797 either standalone or member of a PARALLEL.
19799 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19802 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
19803 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
19804 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
19806 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19809 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
19810 constant addresses if can_create_pseudo_p.
19812 2016-06-21 Jakub Jelinek <jakub@redhat.com>
19814 PR tree-optimization/71588
19815 * tree-ssa-strlen.c (valid_builtin_call): New function.
19816 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
19819 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19821 PR middle-end/71581
19822 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
19823 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
19824 for conversion of scalar user var to complex type and use the
19825 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
19828 PR rtl-optimization/71591
19829 * toplev.c (toplev::run_self_tests): If no_backend, complain and
19830 don't run any tests.
19832 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
19835 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
19836 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
19837 space for PIC with non-v32 and the common non-PIC "jump".
19839 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19842 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
19843 returned values and add UN*/LTGT/*ORDERED cases with values matching
19844 D operand modifier on vcmp for AVX.
19846 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19848 * config/aarch64/aarch64.opt
19849 (mpc-relative-literal-loads): Rename internal option name.
19850 * config/aarch64/aarch64.c
19851 (aarch64_nopcrelative_literal_loads): Rename to
19852 aarch64_pcrelative_literal_loads.
19853 (aarch64_expand_mov_immediate): Likewise.
19854 (aarch64_secondary_reload): Likewise.
19855 (aarch64_can_use_per_function_literal_pools_p): Likewise.
19856 (aarch64_override_options_after_change_1): Rename and simplify logic.
19857 (aarch64_classify_symbol): Merge large model checks into switch,
19858 remove pc-relative load check.
19860 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19862 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
19863 costs relative to the cost of a register move.
19865 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19867 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
19868 (vcvt_n_f64_u64): Likewise.
19869 (vcvt_n_s64_f64): Likewise.
19870 (vcvt_n_u64_f64): Likewise.
19871 (vcvt_f64_s64): Likewise.
19872 (vrecpe_f64): Likewise.
19873 (vcvt_f64_u64): Likewise.
19874 (vrecps_f64): Likewise.
19876 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19878 * config/aarch64/aarch64.md
19879 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
19881 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
19883 * config/aarch64/aarch64-builtins.c
19884 (aarch64_types_binop_uss_qualifiers): Delete.
19885 (TYPES_BINOP_USS): Likewise.
19886 (aarch64_types_binop_sus_qualifiers): Likewise.
19887 (TYPES_BINOP_SUS): Likewise.
19888 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
19889 (TYPES_FCVTIMM_SUS): Likewise.
19890 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
19892 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
19893 (fcvtzs): Use SHIFTIMM rather than BINOP.
19894 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
19896 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19898 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
19899 costs relative to the cost of a register move.
19901 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19903 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
19904 Allow scalar/single vector modes to be tieable.
19906 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19908 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
19910 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19912 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
19914 * tree.h (TYPE_ALIGN): Likewise.
19916 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19919 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
19921 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19923 * config/avr/avr.c (avr_print_operand): Fix "format not a string
19924 literal" build warnings.
19925 (avr_print_operand_address): Dito.
19927 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
19930 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
19931 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
19933 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
19935 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
19937 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
19940 * reload1.c (reload): Pass 0 to finish_spills when called because
19941 update_eliminables_and_spill returns true and remove did_spill.
19942 (finish_spills): Adjust comment and document GLOBAL parameter.
19944 2016-06-17 DJ Delorie <dj@redhat.com>
19947 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
19948 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
19949 (umulqihi3_virt): Likewise.
19950 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
19951 (umulqihi3_real): Likewise.
19953 2016-06-17 Martin Liska <mliska@suse.cz>
19955 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
19957 2016-06-17 Martin Liska <mliska@suse.cz>
19959 * predict.def: PRED_LOOP_EXIT from 92 to 85.
19961 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
19963 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
19965 (vaddq_f32): Likewise.
19966 (vmul_f32): Likewise.
19967 (vmulq_f32): Likewise.
19968 (vsub_f32): Likewise.
19969 (vsubq_f32): Likewise.
19971 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19973 PR tree-optimization/71347
19974 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
19975 cost for all uses in group.
19977 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19979 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
19980 insert gimple seq if it's not empty.
19982 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19984 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
19986 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
19987 rather than OFFSET.
19988 (comp_dr_with_seg_len_pair): Ditto.
19989 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
19990 struct dr_with_seg_len_pair against DR_OFFSET.
19991 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
19992 DR_OFFSET directly.
19994 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
19996 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
19998 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
20000 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
20001 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
20002 (pa_output_millicode_call): Likewise.
20003 (pa_output_call): Likewise.
20004 (pa_output_indirect_call): Likewise.
20005 (pa_asm_output_mi_thunk): Likewise.
20007 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
20009 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
20011 2016-06-16 Martin Liska <mliska@suse.cz>
20013 * predict.c (combine_predictions_for_insn): When we find a first
20014 match predictor, we should consider just predictors with
20015 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
20016 DS theory predictor.
20017 (combine_predictions_for_bb): Likewise.
20019 2016-06-16 Jakub Jelinek <jakub@redhat.com>
20021 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
20022 with base of reference to struct.
20024 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
20026 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
20028 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20031 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
20032 progmem_swtable_section.
20033 (progmem_swtable_section): Remove.
20034 (avr_asm_function_rodata_section): Remove.
20035 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
20036 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
20038 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
20040 * config/i386/driver-i386.c (host_detect_local_cpu): Set
20041 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
20042 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
20043 signature_CENTAUR_ebx.
20044 * config/i386/i386.c (ix86_option_override_internal): Add
20045 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
20046 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
20047 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
20049 2016-06-16 Martin Liska <mliska@suse.cz>
20051 * predict.def: Add fortran loop preheader predictor.
20052 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
20053 fold IFN_BUILTIN_EXPECT with a known constant argument.
20055 2016-06-16 Martin Liska <mliska@suse.cz>
20057 * predict.def: Add 'Fortran' to display text of all
20058 PRED_FORTRAN_* predictors.
20060 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
20063 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
20064 [IA64_BUILTIN_NANSQ]: Ditto.
20065 (ia64_fold_builtin): New function.
20066 (TARGET_FOLD_BUILTIN): New define.
20067 (ia64_init_builtins) Declare const_string_type node.
20068 Add __builtin_nanq and __builtin_nansq builtin functions.
20069 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
20071 2016-06-16 Nick Clifton <nickc@redhat.com>
20073 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
20074 MSP430_HWMULT_ prefix to enum values.
20075 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
20076 * config/msp430/msp430.c: Update use of enum values.
20077 * config/msp430/msp430.md: Likewise.
20078 * config/msp430/msp430.opt: Likewise.
20080 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
20082 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
20083 of comparsions in the last iteration.
20085 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
20086 Joern Rennecke <joern.rennecke@embecosm.com>
20088 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
20090 (arc_needs_pcl_p): Add GOTOFFPC.
20091 (arc_legitimate_pic_addr_p): Likewise.
20092 (arc_output_pic_addr_const): Likewise.
20093 (arc_legitimize_pic_address): Generate a pc-relative address using
20095 (arc_output_libcall): Use @pcl syntax.
20096 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
20097 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
20098 (*movsi_insn): Use @pcl syntax.
20099 (doloop_begin_i): Likewise.
20101 2016-06-16 Martin Liska <mliska@suse.cz>
20103 * predict.def: Define a new predictor.
20105 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
20107 * config/arc/arc.opt (mtp-regno): Update text.
20109 2016-06-16 Renlin Li <renlin.li@arm.com>
20111 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
20113 2016-06-16 Jakub Jelinek <jakub@redhat.com>
20116 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
20117 (setcc + and peephole2): Likewise.
20119 PR rtl-optimization/71532
20120 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
20123 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
20125 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
20126 DImode constants with XXSPLTIB in vector registers.
20127 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
20128 vsx_extract_<mode>_internal{1,2} into a single insn that handles
20129 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
20130 extraction of the element at the top of the register as a scalar
20132 (vsx_extract_<mode>_internal1): Likewise.
20133 (vsx_extract_<mode>_internal2): Likewise.
20134 * config/rs6000/constraints.md (wi constraint): Remove a comment
20135 about DImode not being allowed in Altivec registers.
20136 (wB constraint): New constraint for constants that can be
20137 generated in Altivec registers with VSPLTISW/VUPKHSW.
20138 * config/rs6000/predicates.md (xxspltib_constant_split): Update
20140 (xxspltib_constant_nosplit): Likewise.
20141 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
20142 support for -mupper-regs-di to enable DImode to go into Altivec
20144 (POWERPC_MASKS): Likewise.
20145 (power7 cpu): Likewise.
20146 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
20147 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
20148 for DImode being allowed in Altivec registers. Update wi/wj
20149 constraints. Set scalar_in_vmx_p flag.
20150 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
20151 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
20152 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
20153 (rs6000_opt_masks): Add -mupper-regs-di.
20154 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
20155 direct move to use wi and not wj.
20156 (lfiwzx): Likewise.
20157 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
20159 (floatunssi<mode>2_lfiwzx_mem): Likewise.
20160 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
20161 any VSX register, instead of just Altivec registers, to allow
20162 either operand to be an Altivec register or both.
20163 (fixuns_trunc<mode>di2_fctiduz): Likewise.
20164 (movdi_internal32): Add support for -mupper-regs-di. Add support
20165 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
20166 the alternatives and attributes to be lined up to be easier to
20168 (movdi_internal64): Likewise.
20169 (64-bit DImode splitters): Change predicates to only split loading
20170 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
20171 load constants in ISA 3.0 or ISA 2.07 respectively.
20172 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
20173 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
20174 mention -mcpu=power9 sets these options.
20175 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
20178 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
20181 * config/avr/avr.c (avr_set_current_function): Warn misspelled
20182 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
20183 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
20184 by default to warn misspelled interrupt/ signal handler.
20185 * doc/invoke.texi (AVR Options): Document it. Update description
20186 for -nodevicelib option.
20188 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20190 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
20191 up parentheses. Use GET_MODE_UNIT_BITSIZE.
20192 (aarch64_<sur>shll2_n<mode>): Likewise.
20194 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
20196 PR middle-end/71529
20197 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
20198 DECL_CONTEXT for copied arguments.
20200 2016-06-15 Alan Hayward <alan.hayward@arm.com>
20202 PR tree-optimization/71483
20203 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
20206 2016-06-15 Martin Liska <mliska@suse.cz>
20208 * predict.c (tree_predict_by_opcode): Call predict_edge_def
20209 instead of predict_edge w/o a probability.
20211 2016-06-15 Alan Hayward <alan.hayward@arm.com>
20213 PR tree-optimization/71439
20214 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
20217 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20219 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
20220 register subregs in SET_SRC.
20222 2016-06-15 Richard Biener <rguenther@suse.de>
20224 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
20225 store restrictions.
20227 2016-06-15 Richard Biener <rguenther@suse.de>
20229 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
20230 not consider dependences between accesses that belong to the
20232 (vect_analyze_data_ref_dependences): Do not analyze read-read
20233 or self-dependences.
20235 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20237 * spellcheck-tree.c: Include spellcheck-tree.h rather than
20239 (find_closest_identifier): Reimplement in terms of
20240 best_match<tree,tree>.
20241 * spellcheck-tree.h: New file.
20242 * spellcheck.c (struct edit_distance_traits<const char *>): New
20244 (find_closest_string): Reimplement in terms of
20245 best_match<const char *, const char *>.
20246 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
20247 overload to spellcheck-tree.h.
20248 (find_closest_identifier): Likewise.
20249 (struct edit_distance_traits<T>): New template.
20250 (class best_match): New class.
20252 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20254 * selftest-run-tests.c (selftest::run_tests): Call
20255 selftest::spellcheck_tree_c_tests.
20256 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
20257 * spellcheck-tree.c: Include selftest.h and stringpool.h.
20258 (selftest::test_find_closest_identifier): New function.
20259 (selftest::spellcheck_tree_c_tests): New function.
20260 * spellcheck.c (selftest::test_find_closest_string): Verify that
20261 the order of the vec does not affect the results for this case.
20262 (selftest::test_data): New array.
20263 (selftest::test_metric_conditions): New function.
20264 (selftest::spellcheck_c_tests): Add a test of case-comparison.
20265 Call selftest::test_metric_conditions.
20267 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20269 * config/rs6000/rs6000-builtin.def (commentary): Typo.
20270 (BU_P9_MISC_1): Likewise.
20271 (BU_P9_64BIT_MISC_0): Likewise.
20272 (BU_P9_MISC_0): Likewise.
20274 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20276 * gcc-rich-location.c
20277 (gcc_rich_location::add_fixit_misspelled_id): New method.
20278 * gcc-rich-location.h
20279 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
20281 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
20283 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
20284 FreeBSD 11 and above.
20286 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
20288 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
20290 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20292 * expmed.h: Close parenthesis in "at your option" in copyright
20294 * lower-subreg.h: Likewise.
20296 2016-06-14 Richard Biener <rguenther@suse.de>
20298 PR middle-end/71526
20299 * genmatch.c (expr::gen_transform): Use in_type for comparisons
20302 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20304 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
20306 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
20307 mask+shift version.
20308 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
20310 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
20311 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
20313 2016-06-14 Richard Biener <rguenther@suse.de>
20315 PR tree-optimization/71522
20316 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
20317 copying into float copying.
20319 2016-06-14 Jakub Jelinek <jakub@redhat.com>
20321 PR tree-optimization/71520
20322 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
20323 (replace_block_by): Move user labels from bb1 to bb2.
20325 2016-06-14 Richard Biener <rguenther@suse.de>
20327 PR middle-end/71310
20329 * expr.h (get_bit_range): Declare.
20330 * expr.c (get_bit_range): Export.
20331 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
20332 word_mode again to constrain the bitfield access.
20334 2016-06-14 Richard Biener <rguenther@suse.de>
20336 PR tree-optimization/71521
20337 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
20338 division int_const_binop against zero divisor.
20340 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20342 * config/i386/i386.md (signbittf2): New expander.
20343 * config/i386/sse.md (ptesttf2): New insn pattern.
20345 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20348 * input.c (selftest::test_reading_source_line): Avoid reading from
20349 __FILE__ by creating a tempfile with known content and reading
20352 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20354 * pretty-print.c (assert_pp_format_colored): Skip the test if
20356 (test_pp_format): Remove comment about GCC_COLORS.
20358 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20360 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
20361 * pretty-print.c (assert_pp_format_va): Add location param and use
20362 it with ASSERT_STREQ_AT.
20363 (assert_pp_format): Add location param and pass it to
20364 assert_pp_format_va.
20365 (assert_pp_format_colored): Likewise.
20366 (ASSERT_PP_FORMAT_1): New.
20367 (ASSERT_PP_FORMAT_2): New.
20368 (ASSERT_PP_FORMAT_3): New.
20369 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
20370 explicitly, or implicitly via the above macros.
20371 * selftest.c (selftest::pass): Use a selftest::location rather
20372 than file and line.
20373 (selftest::fail): Likewise. Print the function name.
20374 (selftest::fail_formatted): Likewise.
20375 (selftest::assert_streq): Use a selftest::location rather than
20377 * selftest.h (selftest::location): New struct.
20378 (SELFTEST_LOCATION): New macro.
20379 (selftest::pass): Accept a const location & rather than file
20381 (selftest::fail): Likewise.
20382 (selftest::fail_formatted): Likewise.
20383 (selftest::assert_streq): Likewise.
20384 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
20385 (ASSERT_FALSE): Likewise.
20386 (ASSERT_EQ): Likewise.
20387 (ASSERT_NE): Likewise.
20388 (ASSERT_STREQ): Likewise.
20389 (ASSERT_PRED1): Likewise.
20390 (ASSERT_STREQ_AT): New macro.
20392 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20394 * selftest.c (selftest::fail_formatted): New function.
20395 (selftest::assert_streq): New function.
20396 * selftest.h (selftests::fail_formatted): New decl.
20397 (selftest::assert_streq): New decl.
20398 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
20400 2016-06-13 Jeff Law <law@redhat.com>
20402 PR tree-optimization/71403
20403 * tree-ssa-threadbackward.c
20404 (convert_and_register_jump_thread_path): No longer accept reference
20405 to path. Do not pop items off the path anymore.
20406 (fsm_find_control_statement_thread_paths): Do not allow threading
20407 to a deeper loop nest. Pop the last item off the path here rather
20408 than in convert_and_register_jump_thread_path.
20410 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20411 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
20413 [AArch64] Emit division using the Newton series
20415 * config/aarch64/aarch64-protos.h
20416 (cpu_approx_modes): Add new member "division".
20417 (aarch64_emit_approx_div): Declare new function.
20418 * config/aarch64/aarch64.c
20419 (generic_approx_modes): New member "division".
20420 (exynosm1_approx_modes): Likewise.
20421 (xgene1_approx_modes): Likewise.
20422 (aarch64_emit_approx_div): Define new function.
20423 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
20424 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
20425 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
20426 * doc/invoke.texi (-mlow-precision-div): Describe new option.
20428 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20429 Wilco Dijkstra <wilco.dijkstra@arm.com>
20431 [AArch64] Emit square root using the Newton series
20433 * config/aarch64/aarch64-protos.h
20434 (aarch64_emit_approx_rsqrt): Replace with new function
20435 "aarch64_emit_approx_sqrt".
20436 (cpu_approx_modes): New member "sqrt".
20437 * config/aarch64/aarch64.c
20438 (generic_approx_modes): New member "sqrt".
20439 (exynosm1_approx_modes): Likewise.
20440 (xgene1_approx_modes): Likewise.
20441 (aarch64_emit_approx_rsqrt): Replace with new function
20442 "aarch64_emit_approx_sqrt".
20443 (aarch64_override_options_after_change_1): Handle new option.
20444 * config/aarch64/aarch64-simd.md
20445 (rsqrt<mode>2): Use new function instead.
20446 (sqrt<mode>2): New expansion and insn definitions.
20447 * config/aarch64/aarch64.md: Likewise.
20448 * config/aarch64/aarch64.opt
20449 (mlow-precision-sqrt): Add new option description.
20450 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
20452 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20454 [AArch64] Add more choices for the reciprocal square root approximation
20456 Allow a target to prefer such operation depending on the operation mode.
20458 * config/aarch64/aarch64-protos.h
20459 (AARCH64_APPROX_MODE): New macro.
20460 (AARCH64_APPROX_{NONE,ALL}): Likewise.
20461 (cpu_approx_modes): New structure.
20462 (tune_params): New member "approx_modes".
20463 * config/aarch64/aarch64-tuning-flags.def
20464 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
20465 * config/aarch64/aarch64.c
20466 (generic_approx_modes): New core "cpu_approx_modes" structure.
20467 (exynosm1_approx_modes): Likewise.
20468 (xgene1_approx_modes): Likewise.
20469 (generic_tunings): New member "approx_modes".
20470 (cortexa35_tunings): Likewise.
20471 (cortexa53_tunings): Likewise.
20472 (cortexa57_tunings): Likewise.
20473 (cortexa72_tunings): Likewise.
20474 (exynosm1_tunings): Likewise.
20475 (thunderx_tunings): Likewise.
20476 (xgene1_tunings): Likewise.
20477 (use_rsqrt_p): New argument for the mode and use new member from
20479 (aarch64_builtin_reciprocal): Devise mode from builtin.
20480 (aarch64_optab_supported_p): New argument for the mode.
20481 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
20483 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20485 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
20486 RS6000_BTM_MODULO flag into the set of flags that are considered
20487 to be part of the common configuration.
20489 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20491 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
20492 difference unsigned.
20493 (vec_absdb): New macro for vector absolute difference unsigned
20495 (vec_absdh): New macro for vector absolute difference unsigned
20497 (vec_absdw): New macro for vector absolute difference unsigned word.
20498 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
20499 (vadu<mode>3): New insn.
20500 (*p9_vadu<mode>3): New insn.
20501 * config/rs6000/rs6000-builtin.def (vadub): New built-in
20503 (vaduh): New built-in definition.
20504 (vaduw): New built-in definition.
20505 (vadu): New overloaded built-in definition.
20506 (vadub): New overloaded built-in definition.
20507 (vaduh): New overloaded built-in definition.
20508 (vaduw): New overloaded built-in definition.
20509 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20510 overloaded vector absolute difference unsigned functions.
20511 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20512 the ISA 3.0 vector absolute difference unsigned built-in functions.
20514 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
20516 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
20517 update shared_lookup_references only once after changing operands.
20519 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
20521 PR middle-end/71373
20522 * tree-nested.c (convert_nonlocal_omp_clauses)
20523 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
20525 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
20526 * tree.def (CASE_LABEL_EXPR): Likewise.
20528 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
20531 * input.c (test_builtins): Fix an assertion.
20533 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20535 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
20536 (paritysi2): Ditto.
20538 (isinf<mode>2): Ditto.
20540 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20542 * ggc-tests.c (test_finalization): Only test need_finalization_p
20543 for GCC_VERSION >= 4003.
20545 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20547 * config/s390/vecintrin.h: Fix file description in comment.
20549 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20551 * config/s390/s390-builtin-types.def: Change builtin type naming
20552 scheme to match builtin-types.def.
20554 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
20556 * fold-const.c (optimize_minmax_comparison): Remove.
20557 (fold_comparison): Remove call to the above.
20558 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
20559 New transformations.
20561 2016-06-13 Alan Hayward <alan.hayward@arm.com>
20563 PR tree-optimization/71416
20564 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
20567 2016-06-13 Martin Liska <mliska@suse.cz>
20569 * predict.c (enum predictor_reason): Prefix enum with REASON_.
20570 (combine_predictions_for_insn): Likewise.
20571 (prune_predictions_for_bb): Likewise.
20572 (combine_predictions_for_bb): Likewise.
20574 2016-06-13 Richard Biener <rguenther@suse.de>
20576 PR tree-optimization/71505
20577 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
20578 assert match comment.
20580 2016-06-13 Marek Polacek <polacek@redhat.com>
20582 PR middle-end/71476
20583 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
20584 gimplify_switch_expr.
20585 (warn_switch_unreachable_r): New function.
20587 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20590 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
20593 2016-06-13 Richard Biener <rguenther@suse.de>
20595 PR middle-end/64516
20596 * fold-const.c (fold_unary_loc): Preserve alignment when
20597 folding a VIEW_CONVERT_EXPR into a MEM_REF.
20599 2016-06-13 Martin Liska <mliska@suse.cz>
20602 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
20603 w/ -fsanitize=bounds.
20605 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20607 * config/i386/i386.c (ix86_init_builtins): Calculate
20608 FLOAT128_FTYPE_CONST_STRING function type only once.
20609 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
20610 built-in functions are available for x86-32 and x86-64 targets.
20612 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20615 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
20616 New primitive type.
20617 (FLOAT128_FTYPE_CONST_STRING): New function type.
20618 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
20619 [IX86_BUILTIN_NANSQ]: Ditto.
20620 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20621 (ix86_init_builtin_types): Declare const_string_type_node.
20622 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
20624 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20625 * doc/extend.texi (x86 Built-in Functions): Document
20626 __builtin_nanq and __builtin_nansq.
20628 2016-06-11 Jiong Wang <jiong.wang@arm.com>
20631 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
20632 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
20633 length for pop patterns.
20634 (arm_attr_length_push_multi): Update comments.
20635 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
20637 (*pop_multiple_with_writeback_and_return): Likewise.
20638 (*pop_multiple_with_return): Likewise.
20640 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
20642 PR middle-end/71310
20643 * fold-const.c (optimize_bit_field_compare): Don't try to use
20644 word_mode unconditionally for reading the bit field, look at
20645 DECL_BIT_FIELD_REPRESENTATIVE instead.
20647 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
20649 PR middle-end/71478
20650 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
20651 vector integer type.
20653 2016-06-10 Jakub Jelinek <jakub@redhat.com>
20655 PR middle-end/71494
20656 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
20657 without LABEL_DECL, set *handled_ops_p to false instead of true.
20659 2016-06-10 Martin Sebor <msebor@redhat.com>
20662 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
20663 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
20664 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
20666 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
20667 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
20668 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
20669 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
20670 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
20671 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
20672 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
20673 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
20675 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20677 * config/arm/arm.h (pool_vector_label,
20678 return_used_this_function): Remove.
20680 2016-06-10 Jeff Law <law@redhat.com>
20682 PR tree-optimization/71335
20683 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
20684 zero length paths here.
20685 (convert_and_register_jump_thread_path): Remove hacks related to
20686 duplicated blocks in the jump thread path.
20687 (fsm_find_control_statement_thread_paths): Avoid putting the same
20688 block on the thread path twice, but ensure the thread path is
20689 unchanged from the caller's point of view.
20691 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20693 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
20694 * predict.def (PRED_LOOP_BRANCH): Remove.
20696 2016-06-10 David Malcolm <dmalcolm@redhat.com>
20698 * Makefile.in (OBJS): Add ggc-tests.o.
20699 (GTFILES): Add ggc-tests.c.
20700 * ggc-tests.c: New file.
20701 * selftest-run-tests.c (selftest::run_tests): Call
20702 selftest::ggc_tests_c_tests.
20703 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
20705 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
20707 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
20709 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
20712 * varasm.c (place_block_symbol): Adjust alignment for asan protected
20713 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
20715 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20717 * profile.c: Include cfgloop.h.
20718 (branch_prob): Compute estimated number of iterations.
20719 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
20720 recompute estimate number of iterations from profile.
20722 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20724 PR inline-asm/68843
20725 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
20726 must be grouped on top of stack. Don't force early clobber
20727 on ordinary reg outputs.
20729 2016-06-10 Richard Biener <rguenther@suse.de>
20731 * targhooks.c (default_builtin_vectorization_cost): Adjust
20732 vec_construct cost.
20734 2016-06-10 Richard Biener <rguenther@suse.de>
20736 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
20737 to fold the RHS to a constant if possible.
20739 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
20741 PR middle-end/71373
20742 * tree-nested.c (convert_nonlocal_omp_clauses)
20743 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
20744 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
20745 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
20747 * gimplify.c (gimplify_adjust_omp_clauses): Discard
20749 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
20751 * omp-low.c (scan_sharing_clauses): Don't expect
20752 OMP_CLAUSE__CACHE_.
20754 2016-06-10 Alan Hayward <alan.hayward@arm.com>
20756 PR tree-optimization/71407
20757 PR tree-optimization/71416
20758 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
20759 BIT_FIELD_REF type.
20761 2016-06-10 Richard Biener <rguenther@suse.de>
20763 PR middle-end/71477
20764 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
20766 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
20768 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
20770 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
20771 Jiong Wang <jiong.wang@arm.com>
20773 PR rtl-optimization/70751
20774 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
20775 spilled into memory.
20777 2016-06-09 Jonathan Yong <10walls@gmail.com>
20780 2015-09-21 Jonathan Yong <10walls@gmail.com>
20782 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
20783 sysroot/usr/lib/32api for additional win32 libraries,
20784 fixes failing Cygwin bootstrapping.
20786 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
20788 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
20791 2016-06-09 David Malcolm <dmalcolm@redhat.com>
20794 * pretty-print.c (pp_indent): Specify that %p is printed in a
20795 host-dependent manner.
20796 (test_pp_format): Remove the test for %p.
20798 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
20800 * config/mips/mips.c (mips_output_jump): Fix formatting.
20802 2016-06-09 Richard Biener <rguenther@suse.de>
20804 PR tree-optimization/71462
20805 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
20808 2016-06-09 Martin Liska <mliska@suse.cz>
20810 * predict.c (dump_prediction): Add new argument.
20811 (enum predictor_reason): New enum.
20812 (struct predictor_hash): New struct.
20813 (predictor_hash::hash): New function.
20814 (predictor_hash::equal): Likewise.
20815 (not_removed_prediction_p): New function.
20816 (prune_predictions_for_bb): Likewise.
20817 (combine_predictions_for_bb): Prune predictions.
20819 2016-06-09 Martin Liska <mliska@suse.cz>
20821 * predict.c (filter_predictions): New function.
20822 (remove_predictions_associated_with_edge): Use the filter
20824 (equal_edge_p): New function.
20826 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
20828 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
20829 Correct usage of @samp vs @option, add @samp where appropriate.
20830 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
20831 Add armv6s-m and document it, as it is no official ARM name.
20833 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20835 * ifcvt.c (struct noce_if_info): Add transform_name field.
20836 (noce_try_move): Set if_info->transform_name to the function name.
20837 (noce_try_ifelse_collapse): Likewise.
20838 (noce_try_store_flag): Likewise.
20839 (noce_try_inverse_constants): Likewise.
20840 (noce_try_store_flag_constants): Likewise.
20841 (noce_try_addcc): Likewise.
20842 (noce_try_store_flag_mask): Likewise.
20843 (noce_try_cmove): Likewise.
20844 (noce_try_cmove_arith): Likewise.
20845 (noce_try_minmax): Likewise.
20846 (noce_try_abs): Likewise.
20847 (noce_try_sign_mask): Likewise.
20848 (noce_try_bitop): Likewise.
20849 (noce_convert_multiple_sets): Likewise.
20850 (noce_process_if_block): Print if_info->transform_name to
20851 dump_file if transformation succeeded.
20853 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20855 * config/arm/cortex-a57.md (cortex_a57_alu):
20858 2016-06-08 Martin Sebor <msebor@redhat.com>
20859 Jakub Jelinek <jakub@redhat.com>
20863 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
20864 BUILT_IN_MUL_OVERFLOW_P): New builtins.
20865 * builtins.c: Include gimple-fold.h.
20866 (fold_builtin_arith_overflow): Handle
20867 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
20868 (fold_builtin_3): Likewise.
20869 * doc/extend.texi (Integer Overflow Builtins): Document
20870 __builtin_{add,sub,mul}_overflow_p.
20872 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
20874 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
20875 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
20877 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
20879 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
20880 Rewrite, looking one level down for records and arrays.
20882 2016-06-08 David Malcolm <dmalcolm@redhat.com>
20884 * pretty-print.c: Include "selftest.h".
20885 (pp_format): Fix comment.
20886 (identifier_to_locale): Likewise.
20887 (selftest::test_basic_printing): New function.
20888 (selftest::assert_pp_format): New function.
20889 (selftest::test_pp_format): New function.
20890 (selftest::pretty_print_c_tests): New function.
20891 * selftest-run-tests.c (selftest::run_tests): Call
20892 selftest::pretty_print_c_tests.
20893 * selftest.h (pretty_print_c_tests): New declaration.
20895 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20897 * invoke.texi (max-loop-headers-insns): Document.
20898 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
20899 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
20900 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
20902 2016-06-08 Richard Biener <rguenther@suse.de>
20904 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
20905 on strided SLP loads and fall back to scalar loads in case
20906 we can't chunk them.
20908 2016-06-08 Richard Biener <rguenther@suse.de>
20910 PR tree-optimization/71452
20911 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
20912 type used for the SSA rewrite has enough precision to cover
20913 the dynamic type of the location.
20915 2016-06-08 Jakub Jelinek <jakub@redhat.com>
20916 Richard Biener <rguenther@suse.de>
20919 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
20920 the same as DECL_P (base0) for indirect_base0. Use equality_code
20921 in one further place.
20923 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
20925 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
20926 to one word if the field is known to overlap other words.
20927 (extract_bit_field_1): Likewise.
20928 (store_split_bit_field): Remove compensating code.
20929 (extract_split_bit_field): Likewise.
20931 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
20935 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
20937 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20939 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
20941 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
20942 (arch64_addpv4sf): Delete.
20943 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
20944 "gen_aarch64_addpv4sf".
20945 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
20947 (vpadds_f32): Likewise.
20948 (vpaddq_f32): Likewise.
20949 (vpaddq_f64): Likewise.
20951 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20953 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
20955 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
20956 to VALLF. Rename to "fabd<mode>3".
20957 "*fabd_scalar<mode>3): Delete.
20958 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
20960 (vabdd_f64): Likewise.
20961 (vabd_f32): Likewise.
20962 (vabd_f64): Likewise.
20963 (vabdq_f32): Likewise.
20964 (vabdq_f64): Likewise.
20966 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20968 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
20970 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
20971 "aarch64_rsqrts<mode>".
20972 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
20973 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
20975 (vrsqrtsd_f64): Likewise.
20976 (vrsqrts_f32): Likewise.
20977 (vrsqrts_f64): Likewise.
20978 (vrsqrtsq_f32): Likewise.
20979 (vrsqrtsq_f64): Likewise.
20981 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20983 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
20985 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
20986 "aarch64_rsqrte<mode>".
20987 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
20988 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
20990 (vrsqrted_f64): Likewise.
20991 (vrsqrte_f32): Likewise.
20992 (vrsqrte_f64): Likewise.
20993 (vrsqrteq_f32): Likewise.
20994 (vrsqrteq_f64): Likewise.
20996 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20998 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
21000 (fcvtzs): Likewise.
21001 (fcvtzu): Likewise.
21002 * config/aarch64/aarch64-simd.md
21003 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
21004 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
21005 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
21007 (vcvt_n_f32_u32): Likewise.
21008 (vcvt_n_s32_f32): Likewise.
21009 (vcvt_n_u32_f32): Likewise.
21010 (vcvtq_n_f32_s32): Likewise.
21011 (vcvtq_n_f32_u32): Likewise.
21012 (vcvtq_n_f64_s64): Likewise.
21013 (vcvtq_n_f64_u64): Likewise.
21014 (vcvtq_n_s32_f32): Likewise.
21015 (vcvtq_n_s64_f64): Likewise.
21016 (vcvtq_n_u32_f32): Likewise.
21017 (vcvtq_n_u64_f64): Likewise.
21018 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
21019 (VSDQ_SDI): Likewise.
21020 (fcvt_target): Support V4DI, V4SI and V2SI.
21021 (FCVT_TARGET): Likewise.
21023 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21025 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
21026 (TYPES_BINOP_SUS): Likewise.
21027 (aarch64_simd_builtin_data): Update include file name.
21028 (aarch64_builtins): Likewise.
21029 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
21030 for conversion between scalar float-point and fixed-point.
21032 (fcvtzs): Likewise.
21033 (fcvtzu): Likewise.
21034 * config/aarch64/aarch64.md
21035 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
21036 pattern for conversion between scalar float to fixed-pointer.
21037 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
21038 (UNSPEC_FCVTZS): New UNSPEC enumeration.
21039 (UNSPEC_FCVTZU): Likewise.
21040 (UNSPEC_SCVTF): Likewise.
21041 (UNSPEC_UCVTF): Likewise.
21042 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
21044 (vcvtd_n_f64_u64): Likewise.
21045 (vcvtd_n_s64_f64): Likewise.
21046 (vcvtd_n_u64_f64): Likewise.
21047 (vcvtd_n_f32_s32): Likewise.
21048 (vcvts_n_f32_u32): Likewise.
21049 (vcvtd_n_s32_f32): Likewise.
21050 (vcvts_n_u32_f32): Likewise.
21051 * config/aarch64/iterators.md (fcvt_target): Support integer to float
21053 (FCVT_TARGET): Likewise.
21054 (FCVT_FIXED2F): New iterator.
21055 (FCVT_F2FIXED): Likewise.
21056 (fcvt_fixed_insn): New define_int_attr.
21058 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21060 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
21061 some statements was removed.
21063 2016-06-08 Alan Hayward <alan.hayward@arm.com>
21065 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
21066 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
21067 (vect_can_advance_ivs_p): likewise.
21068 (vect_update_ivs_after_vectorizer): likewise.
21069 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
21070 (vect_analyze_scalar_cycles_1): likewise.
21071 (vect_analyze_loop_operations): likewise.
21072 (report_vect_op): likewise.
21073 (vect_is_slp_reduction): likewise.
21074 (vect_is_simple_reduction): likewise.
21075 (get_initial_def_for_induction): likewise.
21076 (vect_transform_loop): likewise.
21077 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
21078 (vect_recog_sad_pattern): likewise.
21079 (vect_recog_widen_sum_pattern): likewise.
21080 (vect_recog_widening_pattern): likewise.
21081 (vect_recog_divmod_pattern): likewise.
21082 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
21083 (vect_analyze_slp_instance): likewise.
21084 (vect_transform_slp_perm_load): likewise.
21085 (vect_schedule_slp_instance): likewise.
21087 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21089 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
21090 (return_prediction): PRED_CONST_RETURN predict return as not taken.
21091 * predict.def (PRED_CONTINUE): Change hitrate 50->67
21092 (PRED_LOOP_BRANCH): Document predictor as broken.
21093 (PRED_LOOP_EXIT): Change hitrate 91->92.
21094 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
21095 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
21096 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
21097 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
21098 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
21099 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
21100 (PRED_CALL): Chane hitrate 71->67.
21101 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
21102 (PRED_GOTO): Document as unused right now.
21103 (PRED_CONST_RETURN): Change hitrate 67->69
21104 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
21105 (PRED_NULL_RETURN): Change hitrate 91->90.
21106 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
21107 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
21108 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
21110 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
21112 * config/rs6000/altivec.h: Add __builtin_vec_mul.
21113 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
21114 special case Altivec builtin.
21115 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
21116 VSX_BUILTIN_VEC_MUL (replaced with special case code).
21117 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21118 code for ALTIVEC_BUILTIN_VEC_MUL.
21119 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21120 for __builtin_vec_mul.
21122 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
21124 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
21127 2016-06-07 David Malcolm <dmalcolm@redhat.com>
21129 * spellcheck.c (selftest::test_find_closest_string): New function.
21130 (spellcheck_c_tests): Call the above.
21132 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21134 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
21136 2016-06-07 Jakub Jelinek <jakub@redhat.com>
21138 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
21139 Yv=Yv,C alternatives.
21141 2016-06-07 Richard Biener <rguenther@suse.de>
21144 * common.opt (ffast-math): Make Optimization.
21146 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
21147 Prachi Godbole <prachi.godbole@imgtec.com>
21149 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
21150 `fabs' and `fneg' type attributes.
21151 (p5600_fpu_fabs): Add `fmove' to the comment.
21153 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21155 * gimple.c: Include builtins.h
21156 (gimple_inexpensive_call_p): New function.
21157 * gimple.h (gimple_inexpensive_call_p): Declare.
21158 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
21159 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
21162 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
21164 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
21165 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
21166 warning_at_rich_loc, warning_n, pedwarn, permerror,
21167 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
21168 sorry, fatal_error, internal_error, internal_error_no_backtrace):
21171 2016-06-07 Richard Biener <rguenther@suse.de>
21173 PR tree-optimization/71428
21174 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
21175 BIT_FIELD_REF op vs. load.
21177 2016-06-07 Richard Biener <rguenther@suse.de>
21179 PR middle-end/71423
21180 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
21183 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
21185 * config/pa/pa.md (call): Generate indirect long calls to non-local
21186 functions on TARGET_64BIT.
21187 (call_value): Likewise.
21189 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
21191 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
21192 pattern and subsequent splitters.
21193 (call_val_reg_64bit_post_reload): Likewise.
21195 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
21197 PR middle-end/71408
21198 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
21199 propagate_op_to_single_use.
21201 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
21203 PR middle-end/71281
21204 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
21206 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
21208 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
21209 (enum x86_dirflag_state): New enum.
21210 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
21211 (machine_function): Remove needs_cld.
21212 (ix86_current_function_needs_cld): Remove.
21213 * config/i386/i386.c (ix86_set_func_type): Set
21214 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
21215 (ix86_expand_prologue): Do not emit CLD here.
21216 (ix86_dirflag_mode_needed): New function.
21217 (ix86_dirflag_mode_entry): Ditto.
21218 (ix86_mode_needed): Handle X86_DIRFLAG entity.
21219 (ix86_mode_after): Ditto.
21220 (ix86_mode_entry): Ditto.
21221 (ix86_mode_exit): Ditto.
21222 (ix86_emit_mode_set): Ditto.
21223 * config/i386/i386.md (strmov_singleop): Set
21224 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
21225 Do not set ix86_current_function_needs_cld.
21227 (strset_singleop): Ditto.
21229 (cmpstrnqi_nz_1): Ditto.
21230 (cmpstrnqi_1): Ditto.
21231 (strlenqi_1): Ditto.
21233 2016-06-06 Jakub Jelinek <jakub@redhat.com>
21235 PR tree-optimization/71259
21236 * tree-vect-slp.c (vect_get_constant_vectors): For
21237 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
21238 one for constant op, and use COND_EXPR for non-constant.
21240 2016-06-06 David Malcolm <dmalcolm@redhat.com>
21242 * Makefile.in (OBJS): Add function-tests.o,
21243 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
21244 selftest-run-tests.o.
21245 (OBJS-libcommon): Add selftest.o.
21246 (OBJS-libcommon-target): Add selftest.o.
21247 (all.internal): Add "selftest".
21248 (all.cross): Likewise.
21249 (selftest): New phony target.
21250 (s-selftest): New target.
21251 (selftest-gdb): New phony target.
21252 (COLLECT2_OBJS): Add selftest.o.
21253 * bitmap.c: Include "selftest.h".
21254 (selftest::test_gc_alloc): New function.
21255 (selftest::test_set_range): New function.
21256 (selftest::test_clear_bit_in_middle): New function.
21257 (selftest::test_copying): New function.
21258 (selftest::test_bitmap_single_bit_set_p): New function.
21259 (selftest::bitmap_c_tests): New function.
21260 * common.opt (fself-test): New.
21261 * diagnostic-show-locus.c: Include "selftest.h".
21262 (make_range): New function.
21263 (test_range_contains_point_for_single_point): New function.
21264 (test_range_contains_point_for_single_line): New function.
21265 (test_range_contains_point_for_multiple_lines): New function.
21266 (assert_eq): New function.
21267 (test_get_line_width_without_trailing_whitespace): New function.
21268 (selftest::diagnostic_show_locus_c_tests): New function.
21269 * et-forest.c: Include "selftest.h".
21270 (selftest::test_single_node): New function.
21271 (selftest::test_simple_tree): New function.
21272 (selftest::test_disconnected_nodes): New function.
21273 (selftest::et_forest_c_tests): New function.
21274 * fold-const.c: Include "selftest.h".
21275 (selftest::assert_binop_folds_to_const): New function.
21276 (selftest::assert_binop_folds_to_nonlvalue): New function.
21277 (selftest::test_arithmetic_folding): New function.
21278 (selftest::fold_const_c_tests): New function.
21279 * function-tests.c: New file.
21280 * gimple.c: Include "selftest.h".
21281 Include "gimple-pretty-print.h".
21282 (selftest::verify_gimple_pp): New function.
21283 (selftest::test_assign_single): New function.
21284 (selftest::test_assign_binop): New function.
21285 (selftest::test_nop_stmt): New function.
21286 (selftest::test_return_stmt): New function.
21287 (selftest::test_return_without_value): New function.
21288 (selftest::gimple_c_tests): New function.
21289 * hash-map-tests.c: New file.
21290 * hash-set-tests.c: New file.
21291 * input.c: Include "selftest.h".
21292 (selftest::assert_loceq): New function.
21293 (selftest::test_accessing_ordinary_linemaps): New function.
21294 (selftest::test_unknown_location): New function.
21295 (selftest::test_builtins): New function.
21296 (selftest::test_reading_source_line): New function.
21297 (selftest::input_c_tests): New function.
21298 * rtl-tests.c: New file.
21299 * selftest-run-tests.c: New file.
21300 * selftest.c: New file.
21301 * selftest.h: New file.
21302 * spellcheck.c: Include "selftest.h".
21303 (selftest::levenshtein_distance_unit_test_oneway): New function,
21304 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
21305 (selftest::levenshtein_distance_unit_test): Likewise.
21306 (selftest::spellcheck_c_tests): Likewise.
21307 * toplev.c: Include selftest.h.
21308 (toplev::run_self_tests): New.
21309 (toplev::main): Handle -fself-test.
21310 * toplev.h (toplev::run_self_tests): New.
21311 * tree.c: Include "selftest.h".
21312 (selftest::test_integer_constants): New function.
21313 (selftest::test_identifiers): New function.
21314 (selftest::test_labels): New function.
21315 (selftest::tree_c_tests): New function.
21316 * tree-cfg.c: Include "selftest.h".
21317 (selftest::push_fndecl): New function.
21318 (selftest::test_linear_chain): New function.
21319 (selftest::test_diamond): New function.
21320 (selftest::test_fully_connected): New function.
21321 (selftest::tree_cfg_c_tests): New function.
21322 * vec.c: Include "selftest.h".
21323 (selftest::safe_push_range): New function.
21324 (selftest::test_quick_push): New function.
21325 (selftest::test_safe_push): New function.
21326 (selftest::test_truncate): New function.
21327 (selftest::test_safe_grow_cleared): New function.
21328 (selftest::test_pop): New function.
21329 (selftest::test_safe_insert): New function.
21330 (selftest::test_ordered_remove): New function.
21331 (selftest::test_unordered_remove): New function.
21332 (selftest::test_block_remove): New function.
21333 (selftest::reverse_cmp): New function.
21334 (selftest::test_qsort): New function.
21335 (selftest::vec_c_tests): New function.c.
21336 * wide-int.cc: Include selftest.h and wide-int-print.h.
21337 (selftest::from_int <wide_int>): New function.
21338 (selftest::from_int <offset_int>): New function.
21339 (selftest::from_int <widest_int>): New function.
21340 (selftest::assert_deceq): New function.
21341 (selftest::assert_hexeq): New function.
21342 (selftest::test_printing <VALUE_TYPE>): New function template.
21343 (selftest::test_ops <VALUE_TYPE>): New function template.
21344 (selftest::test_comparisons <VALUE_TYPE>): New function template.
21345 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
21347 (selftest::wide_int_cc_tests): New function.
21349 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21351 PR middle-end/37780
21352 * ifcvt.c (noce_try_ifelse_collapse): New function.
21354 (noce_process_if_block): Call noce_try_ifelse_collapse.
21355 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
21356 (simplify_ternary_operation): Use the above to simplify
21357 conditional CLZ/CTZ expressions.
21359 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21361 PR middle-end/37780
21362 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
21363 define_insn_and_split.
21365 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21367 PR middle-end/37780
21368 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
21370 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
21373 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
21374 Implicitly clobber memory for basic asm with non-empty assembler
21375 string. Use targetm.md_asm_adjust also here.
21376 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
21377 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
21378 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
21379 non-empty assembler string.
21380 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
21381 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
21382 (decode_asm_operands): Handle basic asm in PARALLEL block.
21383 (extract_insn): Handle basic asm in PARALLEL block.
21384 * doc/extend.texi: Mention new behavior of basic asm.
21385 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
21386 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
21387 branch_needs_nop_p): Use asm_noperands.
21389 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
21391 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
21392 Include the M7 SPARC DFA scheduler.
21393 New attribute v3pipe.
21394 Annotate insns with v3pipe where appropriate.
21395 Define cpu_feature vis4.
21396 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
21397 Add (V8QI "8") to vbits.
21398 Add insns {add,sub}v8qi3
21399 Add insns ss{add,sub}v8qi3
21400 Add insns us{add,sub}{v8qi,v4hi}3
21401 Add insns {min,max}{v8qi,v4hi,v2si}3
21402 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
21403 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
21404 * config/sparc/niagara4.md: Add a comment explaining the
21405 discrepancy between the documented latenty numbers and the
21407 * config/sparc/niagara7.md: New file.
21408 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
21409 supports SPARC5 and VIS 4.0 instructions.
21410 * configure: Regenerate.
21411 * config.in: Likewise.
21412 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
21413 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
21414 TARGET_CPU_niagara7.
21415 (ASM_CPU64_DEFAULT_SPEC): Likewise.
21416 (CPP_CPU_SPEC): Handle niagara7.
21417 (ASM_CPU_SPEC): Likewise.
21418 * config/sparc/sparc-opts.h (processor_type): Add
21419 PROCESSOR_NIAGARA7.
21420 (mvis4): New option.
21421 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
21422 (AS_NIAGARA7_FLAG): Define.
21423 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
21424 (CPP_CPU64_DEFAULT_SPEC): Likewise.
21425 (CPP_CPU_SPEC): Handle niagara7.
21426 (ASM_CPU_SPEC): Likewise.
21427 * config/sparc/sparc.c (niagara7_costs): Define.
21428 (sparc_option_override): Handle niagara7 and adjust cache-related
21429 parameters with better values for niagara cpus. Also support VIS4.
21430 (sparc32_initialize_trampoline): Likewise.
21431 (sparc_use_sched_lookahead): Likewise.
21432 (sparc_issue_rate): Likewise.
21433 (sparc_register_move_cost): Likewise.
21434 (dump_target_flag_bits): Support VIS4.
21435 (sparc_vis_init_builtins): Likewise.
21436 (sparc_builtins): Likewise.
21437 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
21439 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
21441 * config/sparc/sparc.opt (sparc_processor_type): New value
21443 * config/sparc/visintrin.h (__attribute__): Prototypes for the
21445 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
21447 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
21450 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
21452 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
21454 2016-06-06 Richard Biener <rguenther@suse.de>
21456 PR tree-optimization/71398
21457 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
21460 2016-06-05 James Bowman <james.bowman@ftdichip.com>
21462 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
21463 ft32_expand_prolog, ft32_expand_epilogue):
21464 Handle pretend_args.
21465 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
21466 * config/ft32/ft32.md: Add pretend_returner.
21468 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
21471 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
21472 Copy op1 RTX to avoid invalid sharing.
21473 (ix86_expand_vector_move_misalign): Ditto.
21475 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
21477 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
21480 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21482 * predict.c (predicted_by_loop_heuristics_p): New function.
21483 (predict_iv_comparison): Use it.
21484 (predict_loops): Walk from innermost loops; do not predict edges
21485 leaving multiple loops multiple times; implement
21486 PRED_LOOP_ITERATIONS_MAX heuristics.
21487 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
21489 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21491 * cfg.c (check_bb_profile): Do not report mismatched profiles when
21492 only edges out of BB are EH edges.
21494 2016-06-04 Martin Sebor <msebor@redhat.com>
21495 Marcin Baczyński <marbacz@gmail.com>
21498 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
21499 a void expression in a void function.
21501 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21503 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
21504 aux; dump reasons of decisions.
21505 (should_duplicate_loop_header_p): Likewise.
21506 (do_while_loop_p): Likewise.
21507 (ch_base::copy_headers): Dump asi num insns duplicated.
21509 2016-06-04 Jakub Jelinek <jakub@redhat.com>
21511 PR tree-optimization/71405
21512 * tree-ssa.c (execute_update_addresses_taken): For clobber with
21513 incompatible type, build a new clobber with the right type instead
21514 of building a VIEW_CONVERT_EXPR around it.
21516 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21518 PR tree-optimization/52171
21519 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
21520 by_pieces_ninsns instead of move_by_pieces_ninsns.
21522 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21524 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
21525 for reg+reg addressing mode.
21527 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21529 * rs6000-c.c (c/c-tree.h): Add #include.
21530 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
21531 in C++ when found in the base position of vec_ld or vec_st.
21533 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21535 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
21536 use of profile unless profile status is PROFILE_READ.
21537 * profile.c (compute_branch_probabilities): Set profile status
21538 only after reporting predictor hitrates.
21540 2016-06-03 Joseph Myers <joseph@codesourcery.com>
21544 * common.opt (ffp-int-builtin-inexact): New option.
21545 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
21546 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
21547 (ceil@var{m}2): Document dependence on this option.
21548 * ipa-inline-transform.c (inline_call): Handle
21549 flag_fp_int_builtin_inexact.
21550 * ipa-inline.c (can_inline_edge_p): Likewise.
21551 * config/i386/i386.md (rintxf2): Do not test
21552 flag_unsafe_math_optimizations.
21553 (rint<mode>2_frndint): New define_insn.
21554 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
21555 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
21556 for 387 instead of extending and truncating.
21557 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
21558 !flag_trapping_math instead of flag_unsafe_math_optimizations.
21559 Change to frndint<mode>2_<rounding>.
21560 (frndintxf2_<rounding>_i387): Likewise. Change to
21561 frndint<mode>2_<rounding>_i387.
21562 (<rounding_insn>xf2): Likewise.
21563 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
21564 !flag_trapping_math instead of flag_unsafe_math_optimizations for
21565 x87. Test TARGET_ROUND || !flag_trapping_math ||
21566 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
21567 SSE. Use ROUND_NO_EXC in constant operand of
21568 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
21569 for 387 instead of extending and truncating.
21571 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
21572 Julia Koval <julia.koval@intel.com>
21584 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
21585 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
21586 all registers, except for function return registers if there are
21587 no caller-saved registers.
21588 (ix86_set_func_type): New function.
21589 (ix86_set_current_function): Call ix86_set_func_type to set
21590 no_caller_saved_registers and func_type. Call reinit_regs if
21591 caller-saved registers are changed. Don't allow MPX, SSE, MMX
21592 nor x87 instructions in interrupt handler nor function with
21593 no_caller_saved_registers attribute.
21594 (ix86_function_ok_for_sibcall): Return false if there are no
21595 caller-saved registers.
21596 (type_natural_mode): Don't warn ABI change for MMX in interrupt
21598 (ix86_function_arg_advance): Skip for callee in interrupt handler.
21599 (ix86_function_arg): Return special arguments in interrupt handler.
21600 (ix86_promote_function_mode): Promote pointer to word_mode only
21601 for normal functions.
21602 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
21604 (ix86_epilogue_uses): New function.
21605 (ix86_hard_regno_scratch_ok): Likewise.
21606 (ix86_save_reg): Preserve all registers in interrupt handler
21607 after reload. Preserve all registers, except for function return
21608 registers, if there are no caller-saved registers after reload.
21609 (find_drap_reg): Always use callee-saved register if there are
21610 no caller-saved registers.
21611 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
21612 for interrupt handler.
21613 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
21614 Emit cld instruction if stringops are used in interrupt handler
21615 or interrupt handler isn't a leaf function.
21616 (ix86_expand_epilogue): Generate interrupt return for interrupt
21617 handler and pop the 'ERROR_CODE' off the stack before interrupt
21618 return in exception handler.
21619 (ix86_expand_call): Disallow calling interrupt handler directly.
21620 If there are no caller-saved registers, mark all registers that
21621 are clobbered by the call which returns as clobbered.
21622 (ix86_handle_no_caller_saved_registers_attribute): New function.
21623 (ix86_handle_interrupt_attribute): Likewise.
21624 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
21626 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
21627 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
21628 accumulation in interrupt function if stack may be realigned to
21630 (EPILOGUE_USES): New.
21631 (function_type): New enum.
21632 (machine_function): Add func_type and no_caller_saved_registers.
21633 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
21634 (interrupt_return): New pattern.
21635 * doc/extend.texi: Document x86 interrupt and
21636 no_caller_saved_registers attributes.
21638 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
21640 PR tree-optimization/52171
21641 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
21642 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
21643 Look for constant strings. Move some code to emit_block_cmp_hints
21645 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
21646 * defaults.h (COMPARE_MAX_PIECES): New macro.
21647 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
21648 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
21649 (clear_by_pieces_1): Don't declare. Move definition before use.
21650 (can_do_by_pieces): New static function.
21651 (can_move_by_pieces): Use it. Return bool.
21652 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
21653 OP. All callers changed. Handle COMPARE_BY_PIECES.
21654 (class pieces_addr); New.
21655 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
21656 pieces_addr::adjust, pieces_addr::increment_address,
21657 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
21659 (class op_by_pieces_d): New.
21660 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
21662 (class move_by_pieces_d, class compare_by_pieces_d,
21663 class store_by_pieces_d): New subclasses of op_by_pieces_d.
21664 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
21665 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
21666 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
21667 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
21668 compare_by_pieces_d::finish_mode): New member functions.
21669 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
21671 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
21672 (emit_block_cmp_hints): New function.
21673 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
21674 use the newly defined classes.
21675 * expr.h (by_pieces_constfn): New typedef.
21676 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
21677 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
21678 (move_by_pieces_ninsns): Don't declare.
21679 (can_move_by_pieces): Change return value to bool.
21680 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
21681 (compare_by_pieces_branch_ratio): New hook.
21682 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
21683 (by_pieces_ninsns): Declare.
21684 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
21686 (default_compare_by_pieces_branch_ratio): New function.
21687 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
21688 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
21689 * doc/tm.texi: Regenerate.
21690 * tree-ssa-strlen.c: Include "builtins.h".
21691 (handle_builtin_memcmp): New static function.
21692 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
21693 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
21695 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21697 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
21698 relevant stmts which are simple and invariant.
21699 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
21700 instead of simple and invariant
21702 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21704 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
21705 (vectorizable_reduction): Check for new relevant state.
21706 (vectorizable_live_operation): vectorize live stmts using
21707 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
21708 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
21709 (vect_stmt_relevant_p): Check for stmts which are only used live.
21710 (process_use): Use of a stmt does not inherit it's live value.
21711 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
21712 (vect_analyze_stmt): Check for new relevant state.
21713 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
21714 outside the loop, but not inside it.
21716 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21718 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
21719 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
21720 (vect_get_vec_def_for_operand): Split out code.
21722 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
21724 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
21726 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21728 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
21730 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21732 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
21734 2016-06-03 Jakub Jelinek <jakub@redhat.com>
21736 PR middle-end/71387
21737 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
21738 to noreturn e->callee->decl that has void return type and void
21739 arguments, adjust gimple_call_fntype and remove lhs even if it had
21740 previously addressable type.
21742 2016-06-02 Jeff Law <law@redhat.com>
21744 PR tree-optimization/71328
21745 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
21746 error when checking for a jump back onto the copied path.
21748 2016-06-02 David Malcolm <dmalcolm@redhat.com>
21750 * config/microblaze/microblaze.c (get_branch_target): Add return
21751 NULL_RTX for the non-CALL_P case.
21752 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
21753 (insert_wic): Remove unused local "j".
21755 2016-06-02 Martin Liska <mliska@suse.cz>
21757 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
21759 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
21760 Julia Koval <julia.koval@intel.com>
21762 * function.c (assign_parm_setup_stack): Force source into a
21763 register if needed.
21764 * target.def (function_incoming_arg): Update documentation to
21765 allow arbitrary address computation based on hard register.
21766 * doc/tm.texi: Regenerated.
21768 2016-06-02 Martin Liska <mliska@suse.cz>
21770 * predict.c (combine_predictions_for_bb): Fix first match in
21771 cases where a first predictor contains more than one occurence
21772 in list of predictors. Take the best value in such case.
21774 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21776 PR rtl-optimization/71295
21777 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
21778 offset would go over the size of the inner mode reject it.
21780 2016-06-02 Jakub Jelinek <jakub@redhat.com>
21782 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
21783 x=x,x and v=v,m instead of x=x,m.
21785 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
21786 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
21787 alternative to v=rm,C.
21789 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
21790 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
21791 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
21792 instead of vex for the last two above mentioned alternatives.
21794 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21797 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
21799 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
21801 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
21803 2016-06-01 David Malcolm <dmalcolm@redhat.com>
21805 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
21806 from int to unsigned.
21808 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21810 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
21811 alternatives, eliminating preferred register class. Add support
21812 for the MTVSRDD instruction in ISA 3.0.
21813 (vsx_splat_v4si_internal): Use splat_input_operand instead of
21814 reg_or_indexed_operand.
21815 (vsx_splat_v4sf_internal): Likewise.
21817 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21820 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
21821 for loading up all 0's or all 1's.
21823 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
21825 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
21827 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
21829 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
21831 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
21832 * gcc.c (set_source_date_epoch_envvar): New function, sets
21833 the SOURCE_DATE_EPOCH environment variable to the current time.
21835 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21837 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
21838 the factor for live Phi nodes.
21840 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21842 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
21843 * tree-parloops.c (parallelize_loops): likewise.
21844 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
21845 tree_unswitch_outer_loop): likewise.
21847 2016-06-01 Jakub Jelinek <jakub@redhat.com>
21849 PR middle-end/71371
21850 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
21851 around creation of the temporary.
21853 2016-06-01 Richard Biener <rguenther@suse.de>
21855 PR tree-optimization/71366
21856 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
21857 (unloop_loops): Move removing edges here ...
21858 (try_unroll_loop_completely): ... from here.
21859 (try_peel_loop): ... and here.
21860 (tree_unroll_loops_completely_1): Track parent loops via
21861 bitmap of header BBs.
21862 (tree_unroll_loops_completely): Adjust for that.
21864 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
21866 * config/rs6000/altivec.h (vec_slv): New macro.
21867 (vec_srv): New macro.
21868 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
21869 (UNSPEC_VSRV): New value.
21872 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
21873 (vsrv): New builtin definition.
21874 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
21875 define argument types for new builtin.
21876 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
21878 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
21881 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
21882 Jocelyn Mayer <l_indien@magic.fr>
21885 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
21886 detect processor family for signature_CENTAUR_ebx.
21887 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
21888 signature_CENTAUR_ebx.
21889 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
21890 <default>: Pass x86-64 for has_longmode.
21892 2016-06-01 Nathan Sidwell <nathan@acm.org>
21894 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
21897 2016-06-01 Richard Biener <rguenther@suse.de>
21899 PR tree-optimization/71261
21900 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
21901 of stmts successfully put in the bool pattern. Remove
21902 single-use restriction.
21903 (adjust_bool_pattern_cast): Add cast at the use site via the
21904 pattern def sequence.
21905 (adjust_bool_pattern): Remove recursion, maintain a hash-map
21906 of patterned defs. Use the pattern def seqence instead of
21907 multiple independent patterns.
21908 (sort_after_uid): New qsort compare function.
21909 (adjust_bool_stmts): New function to process stmts in the bool
21910 pattern in IL order.
21911 (vect_recog_bool_pattern): Adjust.
21912 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
21913 (ifcvt_walk_pattern_tree): Likewise.
21914 (stmt_is_root_of_bool_pattern): Likewise.
21915 (ifcvt_repair_bool_pattern): Likewise.
21916 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
21918 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21920 * loop-unroll.c (decide_unroll_constant_iterations,
21921 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
21922 likely upper bounds.
21923 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
21925 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
21927 * tree-core.h (enum omp_clause_code): Remove
21928 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
21930 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21932 * config/arm/sync.md (arm_store_exclusive<mode>):
21933 Use 'H' output modifier on operands[2] rather than creating a new
21934 entry in out-of-bounds memory of the operands array.
21935 (arm_store_release_exclusivedi): Likewise.
21937 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21939 * config/arm/arm.c (arm_fusion_enabled_p): New function.
21940 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
21941 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
21942 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21944 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21946 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
21947 into account live statements for mask producers.
21949 2016-06-01 Richard Biener <rguenther@suse.de>
21951 PR tree-optimization/71311
21952 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
21953 restrict to non-INTEGER_CST @0.
21955 2016-06-01 Richard Biener <rguenther@suse.de>
21957 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
21958 (relational patterns): Use :c to avoid pattern duplications.
21960 2016-06-01 Richard Biener <rguenther@suse.de>
21962 * genmatch.c (comparison_code_p): New predicate.
21963 (swap_tree_comparison): New function.
21964 (commutate): Add for_vec parameter to append new for entries.
21965 Support commutating relational operators by swapping it alongside
21967 (lower_commutative): Adjust.
21968 (dt_simplify::gen): Do not pass artificial operators to gen
21970 (decision_tree::gen): Do not add artificial operators as parameters.
21971 (parser::parse_expr): Verify operator commutativity when :c is
21972 applied. Allow :C to override this.
21973 * match.pd: Adjust patterns to use :C instead of :c where required.
21975 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
21977 PR tree-optimization/71077
21978 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
21979 the combining step, use boolean_false_node and boolean_true_node
21980 as the designated false/true return values.
21982 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21984 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
21985 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
21986 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
21989 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21991 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
21992 of flags impliying the register renaming.
21993 * toplev.c (process_options): Do not imply flag_rename_registers with
21996 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21998 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
21999 default implementation.
22001 2016-05-31 Nathan Sidwell <nathan@acm.org>
22003 * dwarf2out.c (cur_line_info_table): Add GTY marker.
22005 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22007 * config/sh/constraints.md (b): Remove constraint.
22008 * config/sh/predicates.md (arith_reg_operand): Remove
22010 * config/sh/sh-modes.def (PDI): Remove.
22011 * config/sh/sh.c (sh_target_reg_class,
22012 sh_optimize_target_register_callee_saved): Remove functions.
22013 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
22014 (sh_expand_epilogue): Update comment.
22015 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
22016 sh_secondary_reload): Remove TARGET_REGS related code.
22017 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
22018 TARGET_REGISTER_P): Remove macros.
22019 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
22020 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
22021 TR1_REG, TR2_REG): Remove constants.
22022 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
22024 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22026 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
22027 define_expand patterns.
22028 (adddi3_compact): Rename to adddi3.
22029 (subdi3_compact): Rename to subdi3.
22030 (*negdi2): Rename to negdi2.
22031 (*abs<mode>2): Rename to abs<mode>2.
22033 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22035 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
22036 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
22037 (atomic_sub_fetchsi): ... this new pattern.
22038 (mvtc): Add CC_REG clobber.
22040 2016-05-31 Marek Polacek <polacek@redhat.com>
22042 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
22044 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22046 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
22047 aarch64_fusion_enabled_p to check for fusion capabilities.
22049 2016-05-31 Richard Biener <rguenther@suse.de>
22051 PR tree-optimization/71352
22052 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
22053 minus one and a negate.
22055 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22057 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
22058 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
22060 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
22061 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
22062 Remove use of aarch64_simd_attr_length_move, set length attribute
22064 (*aarch64_be_movoi): Likewise.
22065 (*aarch64_be_movci): Likewise.
22066 (*aarch64_be_movxi): Likewise.
22068 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
22070 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
22071 It no longer does that.
22072 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
22074 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
22076 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
22077 attribute __unused__.
22079 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
22081 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
22082 * config/arm/arm.c (arm_arch_thumb1): Define.
22083 (arm_option_override): Initialize arm_arch_thumb1.
22084 * config/arm/arm.h (arm_arch_thumb1): Declare.
22085 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
22086 support Thumb-1 ISA.
22088 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
22091 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
22092 `Yv' for scalar operand.
22094 2016-05-31 Tom de Vries <tom@codesourcery.com>
22096 PR tree-optimization/69068
22097 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
22098 phis with more than two args.
22100 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
22102 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
22103 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
22106 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
22108 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
22110 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22112 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
22113 cpu_32, cpu_64, tune_32 and tune_64.
22114 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
22116 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
22118 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
22120 2016-05-30 Andi Kleen <ak@linux.intel.com>
22122 * auto-profile.c (read_profile): Replace asserts with errors
22123 when file does not exist.
22124 * gcov-io.c (gcov_read_words): Dito.
22126 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22128 * tree-cfg.c (print_loop): Print likely upper bounds.
22130 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22132 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
22133 * opts.c (default_options): Enable peel loops at -O3.
22134 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
22135 (try_peel_loop): Do not re-peel already peeled loops;
22136 use likely upper bounds; fix profile updating.
22137 (pass_complete_unroll::execute): Initialize peeled_loops.
22139 2016-05-30 Martin Liska <mliska@suse.cz>
22141 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
22142 computed costs by frequency of BB they belong to.
22143 (get_scaled_computation_cost_at): New function.
22145 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
22146 Marc Glisse <marc.glisse@inria.fr>
22148 PR tree-optimization/71289
22149 * match.pd (-1 / B < A, A > -1 / B): New transformations.
22151 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22153 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
22155 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22157 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
22158 for peeled copies; avoid underflow when updating estimates; correctly
22159 scale loop profile.
22161 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22163 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
22164 r236875. Corrected oe3 to oe2 as obvious.
22166 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22168 PR middle-end/71269
22169 PR middle-end/71252
22170 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
22171 that inserted stmt will not dominate stmts that defines its operand.
22172 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
22173 (rewrite_expr_tree_parallel): Likewise.
22175 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22177 PR middle-end/71252
22178 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
22179 all fields including stmt_to_insert are swapped.
22181 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22183 * predict.h (force_edge_cold): Declare.
22184 * predict.c (force_edge_cold): New function.
22185 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
22187 (canonicalize_loop_induction_variables): Fix formating.
22189 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
22191 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
22192 (visium_expand_copysign): Use gen_int_mode directly.
22193 (visium_compute_frame_size): Minor tweaks.
22195 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22197 * tree-vect-loop.c (vect_analyze_loop_2): Use
22198 likely_max_stmt_executions_int.
22200 2016-05-30 Tom de Vries <tom@codesourcery.com>
22202 PR tree-optimization/69067
22203 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
22205 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
22208 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
22209 New peepholes to remove unneeded fild/fistp pairs.
22210 (define_peephole2 atomic_loaddi_fpu): Ditto.
22212 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22214 * predict.c (maybe_hot_frequency_p): Avoid division.
22216 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
22218 * doc/install.texi: Use https for shop.fsf.org.
22220 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22222 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
22223 likely_max_stmt_executions_int.
22225 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22227 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
22228 likely_max_stmt_executions_int.
22230 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22232 * profile.c (compute_branch_probabilities): Do not report hitrates
22234 (branch_prob): Report hitrates here.
22235 * predict.c (gimple_predict_edge): Do not assert profile status;
22236 fix formatting issues.
22238 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22240 * predict.c (edge_predicted_by_p): New function.
22241 (predict_paths_for_bb): Do not put multiple predictions of the same type
22244 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22246 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
22249 2016-05-28 Alan Modra <amodra@gmail.com>
22251 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
22253 2016-05-28 Alan Modra <amodra@gmail.com>
22255 PR rtl-optimization/71275
22256 * ira.c (ira): Free dominance info.
22258 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
22260 * doc/sourcebuild.texi: New address for upstream Go repository.
22262 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
22264 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
22265 (TARGET_ARM_V7M): Likewise.
22267 2016-05-26 Jeff Law <law@redhat.com>
22269 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
22270 (thread_across_edge): Remove calls to find_jump_threads_backwards.
22271 * passes.def: Add jump threading passes before DOM/VRP.
22272 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
22273 argument to a basic block from an edge. Remove tests which are
22275 (pass_data_thread_jumps, class pass_thread_jumps): New.
22276 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
22277 (make_pass_thread_jumps): Likewise.
22278 * tree-pass.h (make_pass_thread_jumps): Declare.
22280 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
22282 * config/visium/visium-protos.h (split_double_move): Rename into...
22283 (visium_split_double_move): ...this.
22284 (visium_split_double_add): Declare.
22285 * config/visium/visium.c (split_double_move): Rename into...
22286 (visium_split_double_move): ...this.
22287 (visium_split_double_add): New function.
22288 (visium_expand_copysign): Renumber operands for consistency.
22289 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
22290 (DFmode move splitter): Likewise.
22291 (*addi3_insn): Split by means of visium_split_double_add.
22292 (*adddi3_insn_flags): Delete.
22293 (*plus_plus_sltu<subst_arith>): New insn.
22294 (*subdi3_insn): Split by means of visium_split_double_add.
22295 (subdi3_insn_flags): Delete.
22296 (*minus_minus_sltu<subst_arith>): New insn.
22297 (*negdi2_insn): Split by means of visium_split_double_add.
22298 (*negdi2_insn_flags): Delete.
22300 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
22302 * configure.ac: Treat a --with-headers option without argument
22303 the same as the default (i.e. consult sys-include directory).
22304 * configure: Regenerate.
22306 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22308 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
22309 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
22311 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
22312 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
22314 2016-05-27 Jiong Wang <jiong.wang@arm.com>
22317 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
22318 tree-stdarg analysis results.
22319 (aarch64_setup_incoming_varargs): Likewise.
22321 2016-05-27 Jiong Wang <jiong.wang@arm.com>
22323 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
22324 va_list_gpr_counter_field and va_list_fpr_counter_field.
22326 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
22329 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
22330 * config/aarch64/aarch64.c
22331 (aarch64_cannot_change_mode_class): Remove function.
22332 * config/aarch64/aarch64-protos.h
22333 (aarch64_cannot_change_mode_class): Remove.
22335 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22337 * cfgloop.c (record_niter_bound): Record likely upper bounds.
22338 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
22339 get_likely_max_loop_iterations_int): New.
22340 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
22341 any_likely_upper_bound.
22342 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
22344 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
22345 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
22347 (unroll_loop_constant_iterations): Likewise.
22348 (unroll_loop_runtime_iterations): Likewise.
22349 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
22350 * lto-streamer-out.c (output_cfg): Likewise.
22351 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
22353 (canonicalize_loop_induction_variables): Dump likely upper bounds.
22354 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
22355 (likely_max_loop_iterations): New.
22356 (likely_max_loop_iterations_int): New.
22357 (likely_max_stmt_executions): New.
22358 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
22359 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
22360 likely_max_stmt_executions): Declare.
22362 2016-05-27 Marek Polacek <polacek@redhat.com>
22364 PR middle-end/71308
22365 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
22367 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22369 * config/s390/s390.md (2x risbg splitters): Use
22370 reg_overlap_mentioned_p instead of rtx_equal_p.
22372 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
22374 * combine.c (make_compound_operation): Take known zero bits into
22375 account when checking for possible zero_extend.
22377 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22379 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
22380 Use const_int_operand for operand 2 predicate. Simplify expand code
22383 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
22385 PR middle-end/71279
22386 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
22389 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22391 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
22392 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
22393 that returns CC_SESWPmode and CC_ZESWPmode.
22394 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
22396 (aarch64_rtx_costs): Likewise.
22398 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
22400 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
22401 for ISA 3.0 min/max support.
22402 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
22403 conditional move support.
22404 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
22405 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
22407 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
22408 conditional moves where the comparison type is different from move
22410 (fp_minmax): New code iterator for smin/smax.
22411 (minmax): New code attributes for min/max.
22412 (SMINMAX): Likewise.
22413 (smax<mode>3): Combine min, max insns into one insn using the
22414 fp_minmax code iterator. Add support for ISA 3.0 min/max
22415 instructions that don't need -ffast-math.
22416 (s<minmax><mode>3): Likewise.
22417 (smax<mode>3_vsx): Likewise.
22418 (smin<mode>3): Likewise.
22419 (s<minmax><mode>3_vsx): Likewise.
22420 (smin<mode>3_vsx): Likewise.
22421 (pre-VSX min/max splitters): Likewise.
22422 (s<minmax><mode>3_fpr): Likewise.
22423 (movsfcc): Rewrite floating point conditional moves to combine
22424 SFmode/DFmode into a single insn.
22425 (mov<mode>cc): Likewise.
22426 (movdfcc): Likewise.
22427 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
22428 SFDF2 iterators to handle all combinations.
22429 (fseldfsf4): Likewise.
22430 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
22431 (fseldfdf4): Likewise.
22432 (fselsfdf4): Likewise.
22433 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
22434 comparison instructions that set a 0/-1 mask, and use it for
22435 floating point conditional move via XXSEL.
22436 (fpmask<mode>): Likewise.
22437 (xxsel<mode>): Likewise.
22438 * config/rs6000/predicates.md (min_max_operator): Delete, no
22440 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
22441 instructions that generate a 0/-1 mask for use with XXSEL.
22442 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
22443 say whether floating point min/max is available, either through
22444 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
22445 (TARGET_MINMAX_DF): Likewise.
22447 2016-05-27 Alan Modra <amodra@gmail.com>
22449 PR rtl-optimization/71275
22450 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
22451 for update_equiv_regs and combine_and_move_insns.
22453 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
22455 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
22456 if_then_else or cond RTXes to calculate attribute value.
22457 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
22458 <attr "length_immediate>: Ditto.
22459 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
22460 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
22461 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
22462 <attr "type">: Ditto.
22463 <attr "prefix_data16">: Ditto.
22464 <attr "prefix_extra">: Ditto.
22465 <attr "length_immediate">: Ditto.
22466 <attr "prefix">: Ditto.
22467 (vec_set<mode>_0) <attr "isa">: Ditto.
22468 <attr "prefix_extra">: Ditto.
22469 <attr "length_immediate">: Ditto.
22470 <attr "prefix">: Ditto.
22471 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
22472 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
22473 (sse2_storelpd) <attr "prefix_data16">: Ditto.
22474 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
22475 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
22476 <attr "length_immediate">: Ditto.
22477 <attr "prefix">: Ditto.
22478 (sse2_movsd) <attr "length_immediate">: Ditto.
22479 <attr "prefix">: Ditto.
22480 (vec_concatv2df) <attr "isa">: Ditto.
22481 <attr "prefix">: Ditto.
22482 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
22483 (*vec_extractv2di_1) <attr "isa">: Ditto.
22484 <attr "type">: Ditto.
22485 <attr "length_immediate">: Ditto.
22486 <attr "prefix_rex">: Ditto.
22487 <attr "prefix_extra">: Ditto.
22488 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
22489 <attr "prefix_extra">: Ditto.
22490 <attr "length_immediate">: Ditto.
22491 (vec_concatv2di) <attr "isa">: Ditto.
22492 <attr "prefix_extra">: Ditto.
22493 <attr "length_immediate">: Ditto.
22494 <attr "prefix">: Ditto.
22496 2016-05-26 Martin Liska <mliska@suse.cz>
22498 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
22500 (operator+): Likewise.
22501 (operator-): Likewise.
22502 (comp_cost::operator+=): Likewise.
22503 (comp_cost::operator-=): Likewise.
22504 (comp_cost::operator/=): Likewise.
22505 (comp_cost::operator*=): Likewise.
22506 (operator<): Likewise.
22507 (operator==): Likewise.
22508 (operator<=): Likewise.
22509 (new_cost): Remove.
22510 (infinite_cost_p): Likewise.
22511 (add_costs): Likewise.
22512 (sub_costs): Likewise.
22513 (compare_costs): Likewise.
22514 (set_group_iv_cost): Use the newly introduced functions.
22515 (get_address_cost): Likewise.
22516 (get_shiftadd_cost): Likewise.
22517 (force_expr_to_var_cost): Likewise.
22518 (split_address_cost): Likewise.
22519 (ptr_difference_cost): Likewise.
22520 (difference_cost): Likewise.
22521 (get_computation_cost_at): Likewise.
22522 (determine_group_iv_cost_generic): Likewise.
22523 (determine_group_iv_cost_address): Likewise.
22524 (determine_group_iv_cost_cond): Likewise.
22525 (autoinc_possible_for_pair): Likewise.
22526 (determine_group_iv_costs): Likewise.
22527 (cheaper_cost_pair): Likewise.
22528 (iv_ca_recount_cost): Likewise.
22529 (iv_ca_set_no_cp): Likewise.
22530 (iv_ca_set_cp): Likewise.
22531 (iv_ca_cost): Likewise.
22532 (iv_ca_new): Likewise.
22533 (iv_ca_dump): Likewise.
22534 (iv_ca_narrow): Likewise.
22535 (iv_ca_prune): Likewise.
22536 (iv_ca_replace): Likewise.
22537 (try_add_cand_for): Likewise.
22538 (try_improve_iv_set): Likewise.
22539 (find_optimal_iv_set): Likewise.
22541 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
22543 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
22544 that internal functions will clobber all caller-saved registers.
22546 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22548 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
22549 Return a better case_values_threshold when optimizing.
22551 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22553 * config/aarch64/aarch64-simd.md (aarch64_combinez):
22554 Add ? to integer variant.
22555 (aarch64_combinez_be): Likewise.
22557 2016-05-26 Jakub Jelinek <jakub@redhat.com>
22559 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
22560 instead of x constraint.
22561 (vcvtps2ph256<mask_name>): Likewise.
22563 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
22564 alternative. Formatting fix.
22566 * config/i386/sse.md
22567 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
22569 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
22570 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
22571 maybe_evex prefix instead of vex.
22572 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
22573 EXT_REX_SSE_REG_P (op0) case in the splitter.
22575 2016-05-25 Jeff Law <law@redhat.com>
22577 PR tree-optimization/71272
22578 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
22579 Update comments. Add test for empty path.
22581 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
22583 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
22584 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
22585 special case builtin.
22586 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
22587 code for ALTIVEC_BUILTIN_VEC_CMPNE.
22588 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
22589 for __builtin_vec_cmpne.
22591 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
22593 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
22594 redundant test and bail out if the type of the new operand is not
22595 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
22597 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22599 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
22600 (x_ix86_target_flags_explicit): Remove.
22601 * config/i386/i386.c (ix86_function_specific_save): Do not copy
22602 x_ix86_target_flags_explicit.
22603 (ix86_function_specific_restore): Ditto.
22605 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22606 H.J. Lu <hongjiu.lu@intel.com>
22609 * common/config/i386/i386-common.c
22610 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
22611 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
22612 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
22613 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
22614 (-mgeneral-regs-only): Add new option.
22615 * config/i386/i386.c (ix86_option_override_internal): Don't enable
22616 x87 instructions if only general registers are allowed.
22617 (ix86_target_string): Add ix86_flags argument. Handle additional
22618 flags options through ix86_flags argument. Update all callers.
22619 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
22621 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22623 PR rtl-optimization/66940
22624 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
22625 decrementing desired_val will not overflow before performing these
22628 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
22630 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
22631 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
22632 * config/i386/i386.c (enum ix86_builtins): Add
22633 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
22634 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
22635 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
22636 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
22637 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
22638 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
22639 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
22640 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
22641 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
22642 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
22643 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
22644 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
22645 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
22646 __builtin_ia32_cvtps2dq512_mask.
22647 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
22648 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
22649 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
22650 * config/i386/sse.md
22651 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
22653 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
22654 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
22656 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
22657 (avx512f_vec_pack_sfix_v8df): New define_expand.
22658 (avx512f_roundpd512): Rename to ...
22659 (avx512f_round<castmode>512): ... this. Change iterator.
22660 (avx512f_roundps512_sfix): New define_expand.
22661 (round<mode>2_sfix): Change iterator.
22663 2016-05-25 Nick Clifton <nickc@redhat.com>
22665 * config/msp430/msp430.c (msp430_attr): Produce an error if a
22666 static interrupt handler is detected.
22667 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
22668 default linker script.
22669 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
22670 the low part of a symbolic pointer.
22672 2016-05-25 Richard Biener <rguenther@suse.de>
22674 PR tree-optimization/71261
22675 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
22676 interesting stmt instead of immediate uses when looking
22677 for the use operand to replace.
22679 2016-05-25 Martin Liska <mliska@suse.cz>
22681 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
22683 2016-05-25 Richard Biener <rguenther@suse.de>
22685 PR tree-optimization/71264
22686 * tree-vect-stmts.c (vect_init_vector): Properly deal with
22689 2016-05-25 Martin Liska <mliska@suse.cz>
22691 PR tree-optimization/71239
22692 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
22693 if DECL_SIZE is NULL.
22695 2016-05-25 Richard Biener <rguenther@suse.de>
22697 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
22698 * tree-if-conv.c (pass_data_if_conversion): Use it.
22700 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
22702 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
22703 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
22704 * varpool.c (varpool_node::get_availability): Likewise.
22706 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22708 * config/rs6000/altivec.md (VNEG iterator): New iterator for
22709 VNEGW/VNEGD instructions.
22710 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
22711 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
22712 support for ISA 3.0 VNEGW/VNEGD instructions.
22714 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
22716 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
22717 pointers inside OACC_DATA regions.
22718 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
22719 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
22720 (gimplify_adjust_omp_clauses): Fix typo in comment.
22722 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22724 * config/rs6000/altivec.md (VParity): New mode iterator for vector
22725 parity built-in functions.
22726 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
22728 (p9v_parity<mode>2): Likewise.
22729 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
22731 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
22732 (parity<mode>2): ISA 3.0 expander for vector parity.
22733 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
22735 (BU_P9_64BIT_MISC_0): Likewise.
22736 (BU_P9_MISC_0): Likewise.
22737 (BU_P9V_AV_1): Likewise.
22738 (BU_P9V_AV_2): Likewise.
22739 (BU_P9V_AV_3): Likewise.
22740 (BU_P9V_AV_P): Likewise.
22741 (BU_P9V_VSX_1): Likewise.
22742 (BU_P9V_OVERLOAD_1): Likewise.
22743 (BU_P9V_OVERLOAD_2): Likewise.
22744 (BU_P9V_OVERLOAD_3): Likewise.
22745 (VCTZB): Add vector count trailing zeros support.
22749 (VPRTYBD): Add vector parity support.
22750 (VPRTYBQ): Likewise.
22751 (VPRTYBW): Likewise.
22752 (VCTZ): Add overloaded vector count trailing zeros support.
22753 (VPRTYB): Add overloaded vector parity support.
22754 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22755 overloaded vector count trailing zeros and parity instructions.
22756 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
22757 vector parity support.
22758 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
22759 trailing zeros support.
22760 (vec_cntlz): Likewise.
22761 (vec_vctzb): Likewise.
22762 (vec_vctzd): Likewise.
22763 (vec_vctzh): Likewise.
22764 (vec_vctzw): Likewise.
22765 (vec_vprtyb): Add ISA 3.0 vector parity support.
22766 (vec_vprtybd): Likewise.
22767 (vec_vprtybw): Likewise.
22768 (vec_vprtybq): Likewise.
22769 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
22770 the ISA 3.0 vector count trailing zeros and vector parity built-in
22773 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22775 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
22776 when there is stmt_to_insert.
22778 2016-05-24 Martin Sebor <msebor@redhat.com>
22781 * tree.h (complete_or_array_type_p): New inline function.
22783 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22785 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
22786 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
22787 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
22789 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
22790 Limit 1st alternative to noavx isa, split 2nd alternative into one
22791 noavx and one avx alternative, use *x and Bm in the former and
22792 x and m in the latter.
22794 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
22795 of sse4 for the first alternative, drop %v from the template
22796 and d operand modifier. Split second alternative into one sse4_noavx
22797 and one avx alternative, use *x instead of *v in the former and v
22798 instead of *v in the latter.
22799 (*sse4_1_extractps): Use noavx isa instead of * for the first
22800 alternative, drop %v from the template. Split second alternative into
22801 one noavx and one avx alternative, use *x instead of *v in the
22802 former and v instead of *v in the latter.
22803 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
22804 with noavx and the last one with avx.
22805 (sse4_1_phminposuw): Guard first alternative with noavx isa,
22806 split the second one into one noavx and one avx alternative,
22807 use *x and Bm in the former and x and m in the latter one.
22808 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
22811 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
22812 first two alternatives to noavx, use *x instead of *v in the second
22813 one, add avx alternative without *.
22814 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
22815 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
22816 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
22818 2016-05-24 Jeff Law <law@redhat.com>
22820 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
22821 New function, extracted from...
22822 (fsm_find_control_statement_thread_paths): Here. Use the new function.
22823 Allow simple copies and constant initializations in the SSA chain.
22825 2016-05-24 Marek Polacek <polacek@redhat.com>
22828 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
22831 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22834 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
22835 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
22836 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
22837 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
22838 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
22840 2016-05-24 Richard Biener <rguenther@suse.de>
22842 PR tree-optimization/71240
22843 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
22846 2016-05-24 Richard Biener <rguenther@suse.de>
22848 PR tree-optimization/71230
22849 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
22851 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22853 * tree-vectorizer.h (vectorizable_comparison): Delete.
22854 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
22855 PURE_SLP_STMT check.
22856 * tree-vect-stmts.c (vectorizable_call): Likewise.
22857 (vectorizable_simd_clone_call): Likewise.
22858 (vectorizable_conversion): Likewise.
22859 (vectorizable_assignment): Likewise.
22860 (vectorizable_shift): Likewise.
22861 (vectorizable_operation): Likewise.
22862 (vectorizable_load): Likewise.
22863 (vectorizable_condition): Likewise.
22864 (vectorizable_store): Likewise. Assert that we don't have
22866 (vectorizable_comparison): Make static. Remove redundant
22867 PURE_SLP_STMT check.
22868 (vect_transform_stmt): Assert that we always have an slp_node
22871 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22873 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
22874 operands[2] against 1 with comparison against CONST1_RTX.
22875 (<shift>di3_neon): Likewise.
22876 * config/arm/predicates.md (const0_operand): Replace with comparison
22877 against CONST0_RTX.
22879 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22881 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
22882 operands[2] against 1 with comparison against CONST1_RTX.
22883 (ashrdi3): Likewise.
22884 (lshrdi3): Likewise.
22885 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
22887 (ashrsi3): Likewise.
22888 (lshrsi3): Likewise.
22889 (rotrsi3): Likewise.
22890 (define_split above *compareqi_eq0): Likewise.
22891 (define_split above "prologue"): Likewise.
22892 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
22893 * config/arm/predicates.md (shift_operator): Likewise.
22894 (shift_nomul_operator): Likewise.
22895 (sat_shift_operator): Likewise.
22896 (thumb1_cmp_operand): Likewise.
22897 (const_neon_scalar_shift_amount_operand): Replace manual range
22898 check with IN_RANGE.
22899 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
22900 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
22902 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22904 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
22905 with HOST_WIDE_INT_1.
22907 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
22908 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
22909 (arm_canonicalize_comparison): Likewise.
22910 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
22912 (thumb1_size_rtx_costs): Likewise.
22913 (vfp_const_double_index): Replace cast of 1 to unsigned
22914 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22915 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
22917 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
22918 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22919 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
22920 HOST_WIDE_INT with HOST_WIDE_INT_1.
22922 2016-05-24 Marek Polacek <polacek@redhat.com>
22924 * tree-cfg.h (should_remove_lhs_p): New predicate.
22925 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
22926 * gimplify.c (gimplify_modify_expr): Likewise.
22927 * tree-cfg.c (verify_gimple_call): Likewise.
22928 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
22929 * gimple-fold.c: Include "tree-cfg.h".
22930 (gimple_fold_call): Use should_remove_lhs_p.
22932 2016-05-24 Richard Biener <rguenther@suse.de>
22934 PR tree-optimization/71253
22935 * cfganal.h (control_dependences): Make robust against edge
22937 (control_dependences::control_dependences): Remove edge_list argument.
22938 (control_dependences::get_edge): Remove.
22939 (control_dependences::get_edge_src): Add.
22940 (control_dependences::get_edge_dest): Likewise.
22941 (control_dependences::m_el): Make a vector of edge src/dest index.
22942 * cfganal.c (control_dependences::find_control_dependence): Adjust.
22943 (control_dependences::control_dependences): Likewise.
22944 (control_dependences::~control_dependence): Likewise.
22945 (control_dependences::get_edge): Remove.
22946 (control_dependences::get_edge_src): Add.
22947 (control_dependences::get_edge_dest): Likewise.
22948 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
22950 (perform_tree_ssa_dce): Adjust.
22951 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
22953 (pass_loop_distribution::execute): Adjust. Do loop destroying
22954 conditional on changed.
22956 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22959 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
22960 return. Reindent transformation comment and mention the ARM state
22963 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22965 PR middle-end/71252
22966 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
22967 after build_and_add_sum creates new use stmt.
22969 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22971 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
22972 load_lanes/grouped_load classification comes first. Don't check
22973 whether the vectorization factor is a multiple of the group size
22976 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22978 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
22979 GROUP_GAP for single-element interleaving.
22980 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
22983 2016-05-24 Richard Biener <rguenther@suse.de>
22985 PR middle-end/70434
22987 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
22988 bases which are accessed with non-invariant indices.
22989 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
22990 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
22992 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22994 PR middle-end/71170
22995 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
22996 (add_to_ops_vec): Add stmt_to_insert.
22997 (add_repeat_to_ops_vec): Init stmt_to_insert.
22998 (insert_stmt_before_use): New.
22999 (transform_add_to_multiply): Remove mult_stmt insertion and add it
23001 (get_ops): Init stmt_to_insert.
23002 (maybe_optimize_range_tests): Likewise.
23003 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
23004 (rewrite_expr_tree_parallel): Likewise.
23005 (reassociate_bb): Likewise.
23007 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
23010 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
23011 ISA 3.0 xxperm fusion alternative.
23012 (altivec_vperm_v8hiv16qi): Likewise.
23013 (altivec_vperm_<mode>_uns_internal): Likewise.
23014 (vperm_v8hiv4si): Likewise.
23015 (vperm_v16qiv8hi): Likewise.
23017 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
23018 Kelvin Nilsen <kelvin@gcc.gnu.org>
23020 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
23021 vpermr/xxpermr on ISA 3.0.
23022 (altivec_expand_vec_perm_le): Likewise.
23023 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
23024 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
23027 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
23029 * config/i386/i386.h (IS_STACK_MODE): Enable for
23030 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
23031 SSE_FLOAT_MODE_P macros.
23032 * config/i386/i386.c (ix86_preferred_reload_class): Use
23033 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
23034 Cleanup regclass processing for CONST_DOUBLE_P.
23035 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
23036 (ix86_rtx_costs): Remove redundant TARGET_80387 check
23037 with IS_STACK_MODE macro.
23038 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
23040 (*movdf_internal): Use IS_STACK_MODE macro.
23041 (*movsf_internal): Ditto.
23043 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
23045 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
23046 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
23048 2016-05-23 Jeff Law <law@redhat.com>
23050 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
23052 (fsm_find_control_statement_thread_paths): Call it.
23054 2016-05-23 Martin Jambor <mjambor@suse.cz>
23057 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
23058 from_global_constant if t is not NULL.
23060 2016-05-23 Marek Polacek <polacek@redhat.com>
23063 * common.opt (Wswitch-unreachable): New option.
23064 * doc/invoke.texi: Document -Wswitch-unreachable.
23065 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
23068 2016-05-23 Bin Cheng <bin.cheng@arm.com>
23070 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
23071 TMR_INDEX is non-NULL.
23073 2016-05-23 Richard Biener <rguenther@suse.de>
23075 PR tree-optimization/71230
23076 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
23077 (try_special_add_to_ops): ... here. Always test for single-use.
23079 2016-05-23 Martin Jambor <mjambor@suse.cz>
23081 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
23082 default block if a PHI node in the original one would be resized.
23084 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23086 PR tree-optimization/58135
23087 * tree-vect-slp.c: When group size is not multiple
23088 of vector size, allow splitting of store group at
23091 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
23093 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
23095 2016-05-22 Jakub Jelinek <jakub@redhat.com>
23097 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
23098 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
23099 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
23102 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
23103 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
23104 v constraint instead of x and vinserti32x4 insn.
23106 * config/i386/sse.md (i128vldq): New mode iterator.
23107 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
23108 avx512dq and avx512vl alternatives.
23110 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
23111 constraint, use maybe_evex prefix instead of vex.
23112 (vec_dupv4sf): Use v constraint instead of x for output
23113 operand except for noavx alternative, use Yv constraint
23114 instead of x for input. Use maybe_evex prefix instead of vex.
23115 (*vec_dupv4si): Likewise.
23116 (*vec_dupv2di): Likewise.
23118 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
23120 PR middle-end/40921
23121 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
23122 (linearize_expr_tree): Call try_special_add_to_ops.
23123 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
23125 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23127 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
23128 to computed stack_usage.
23130 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
23133 * config/avr/avr.md (define_expand "mov<mode>"): If the source
23134 operand is subreg (symbol_ref) then move the symbol ref to register.
23136 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
23138 * tree.c (array_at_struct_end_p): Look through MEM_REF.
23140 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
23142 PR middle-end/71179
23143 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
23146 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
23148 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
23149 ranges by calling get_single_symbol and tidy up. Look more closely
23150 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
23152 2016-05-20 Jeff Law <law@redhat.com>
23154 * bitmap.c (bitmap_find_bit): Remove useless test.
23156 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
23158 * function.c (thread_prologue_and_epilogue_insns): Commit the
23159 insertion of the epilogue.
23161 2016-05-20 Martin Jambor <mjambor@suse.cz>
23163 PR tree-optimization/70884
23164 * tree-sra.c (initialize_constant_pool_replacements): Do not check
23165 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
23166 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
23167 of constant pool data as a reason for scalarization.
23169 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
23171 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
23172 for naked functions.
23173 (thumb1_expand_prologue): Likewise.
23175 2016-05-20 Nathan Sidwell <nathan@acm.org>
23177 * config/nvptx/nptx.c (nvptx_option_override): Only set
23178 flag_toplevel_reorder, if not explicitly specified. Set
23179 flag_no_common, unless explicitly specified.
23181 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23183 * calls.c (can_implement_as_sibling_call_p): Mark param
23184 reg_parm_stack_space with ATTRIBUTE_UNUSED.
23186 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
23188 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
23189 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
23190 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
23192 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
23193 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
23194 and CASE_CONST_ANY.
23196 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
23198 * config/nvptx/nvptx.md (sincossf3): New pattern.
23200 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23202 * calls.c (maybe_complain_about_tail_call): New function.
23203 (initialize_argument_information): Call
23204 maybe_complain_about_tail_call when clearing *may_tailcall.
23205 (can_implement_as_sibling_call_p): Call
23206 maybe_complain_about_tail_call when returning false.
23207 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
23208 ensure try_tail_call is set. Call maybe_complain_about_tail_call
23209 if tail-call optimization fails.
23210 * cfgexpand.c (expand_call_stmt): Initialize
23211 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
23212 * gimple-pretty-print.c (dump_gimple_call): Dump
23213 gimple_call_must_tail_p.
23214 * gimple.c (gimple_build_call_from_tree): Call
23215 gimple_call_set_must_tail with the value of
23216 CALL_EXPR_MUST_TAIL_CALL.
23217 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
23218 (gimple_call_set_must_tail): New function.
23219 (gimple_call_must_tail_p): New function.
23220 * print-tree.c (print_node): Update printing of TREE_STATIC
23221 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
23222 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
23223 trailing comment listing applicable flags.
23224 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
23226 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23228 * calls.c (expand_call): Move "Rest of purposes for tail call
23229 optimizations to fail" to...
23230 (can_implement_as_sibling_call_p): ...this new function, and
23231 split into multiple "if" statements.
23233 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23235 * cfgloop.h (expected_loop_iterations_unbounded,
23236 expected_loop_iterations): Unconstify.
23237 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
23238 profile with known upper bound; return 3 when profile is absent.
23239 (expected_loop_iterations): Update.
23241 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23243 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
23244 and get_max_loop_iterations_int.
23246 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23248 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
23249 realistic upper bounds here.
23251 2016-05-20 Jakub Jelinek <jakub@redhat.com>
23254 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
23255 calls if the LHS is variable length or has addressable type.
23256 If targets[0]->decl is a noreturn call with void return type and
23257 zero arguments, adjust fntype and remove lhs in that case.
23259 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
23261 PR tree-optimization/71079
23262 PR tree-optimization/71206
23263 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
23265 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23267 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
23268 (get_vec_alignment_for_array_decl): Likewise.
23269 (get_vec_alignment_for_record_decl): Likewise.
23270 (increase_alignment::execute): Move code to find alignment to
23271 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
23272 (type_align_map): New hash_map.
23274 2016-05-20 Richard Guenther <rguenther@suse.de>
23276 PR tree-optimization/29756
23277 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
23278 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
23279 * fold-const.c (operand_equal_p): Likewise.
23280 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
23281 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
23282 * tree-inline.c (estimate_operator_cost): Likewise.
23283 * tree-pretty-print.c (dump_generic_node): Likewise.
23284 * tree-ssa-operands.c (get_expr_operands): Likewise.
23285 * cfgexpand.c (expand_debug_expr): Likewise.
23286 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
23287 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
23288 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
23289 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
23290 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
23291 (execute_update_addresses_taken): Do it.
23293 2016-05-20 Richard Biener <rguenther@suse.de>
23295 PR tree-optimization/71185
23296 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
23297 register operations.
23299 2016-05-20 Richard Biener <rguenther@suse.de>
23301 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
23302 gimple_seq_add_seq_without_update.
23303 (release_bb_predicate): Assert we have no operands to free.
23304 (if_convertible_loop_p_1): Calculate post dominators later.
23305 Do not free BB predicates here.
23306 (combine_blocks): Do not recompute BB predicates.
23307 (version_loop_for_if_conversion): Save BB predicates around
23310 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
23312 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
23313 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
23314 code. Ignore sibcalls on EDGE_IGNORE edges.
23315 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
23316 on edges for sibcalls that run without prologue. The rest of the
23317 function is combined from...
23318 (fix_fake_fallthrough_edge): ... this, and ...
23319 (try_shrink_wrapping): ... a part of this. Remove the bb_with
23320 function argument, make it a local variable.
23322 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
23324 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
23325 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
23326 for 32-bit mode and SEH for 64-bit.
23327 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
23328 TARGET_64BIT_DEFAULT.
23330 2016-05-19 Ryan Burn <contact@rnburn.com>
23332 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
23333 * gengtype.c (open_base_files): Add cilk.h to ifiles.
23335 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
23337 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
23338 force pending loads from memory.
23340 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
23342 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
23343 (UNSPEC_DARN_32): New unspec constant.
23344 (UNSPEC_DARN_RAW): New unspec constant.
23345 (darn_32): New instruction.
23346 (darn_raw): New instruction.
23347 (darn): New instruction.
23348 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
23349 support and documentation for this macro.
23350 (BU_P9_MISC_1): New macro definition.
23351 (BU_P9_64BIT_MISC_0): New macro definition.
23352 (BU_P9_MISC_0): New macro definition.
23353 (darn_32): New builtin definition.
23354 (darn_raw): New builtin definition.
23355 (darn): New builtin definition.
23356 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
23357 RS6000_BUILTIN_0 directives to surround each occurrence of
23358 #include "rs6000-builtin.def".
23359 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
23360 RS6000_BTM_64BIT flags to the returned mask, depending on
23362 (def_builtin): Correct an error in the assignments made to the
23363 debugging variable attr_string.
23364 (rs6000_expand_builtin): Add support for no-operand built-in
23366 (builtin_function_type): Remove fatal_error assertion that is no
23368 (rs6000_common_init_builtins): Add support for no-operand built-in
23370 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
23372 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
23374 (RS6000_BTM_64BIT): New macro definition.
23375 * doc/extend.texi: Document __builtin_darn (void),
23376 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
23379 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
23381 * tree-vect-loop.c (vect_analyze_loop_2): Use also
23382 max_loop_iterations_int.
23384 2016-05-19 Marek Polacek <polacek@redhat.com>
23386 PR tree-optimization/71031
23387 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
23388 condition and adjust the code a bit.
23390 2016-05-19 Martin Liska <mliska@suse.cz>
23392 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
23393 auto_vec instead of vec.
23395 2016-05-19 Martin Liska <mliska@suse.cz>
23397 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
23399 2016-05-19 Martin Liska <mliska@suse.cz>
23401 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
23403 2016-05-19 Martin Liska <mliska@suse.cz>
23405 * ipa-pure-const.c (set_function_state): Remove an existing
23407 (remove_node_data): Do not free it as it's released
23408 in set_function_state.
23410 2016-05-19 Martin Liska <mliska@suse.cz>
23412 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
23415 2016-05-19 Martin Liska <mliska@suse.cz>
23417 * omp-simd-clone.c (simd_clone_adjust): Release vector.
23419 2016-05-19 Martin Liska <mliska@suse.cz>
23421 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
23422 an auto_vec instead of re-creating it.
23424 2016-05-19 Martin Liska <mliska@suse.cz>
23426 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
23427 auto_vec instead of vec.
23429 2016-05-19 Martin Liska <mliska@suse.cz>
23431 * lto-section-in.c (lto_get_section_data): Call
23432 lto_check_version with additional argument.
23433 * lto-streamer.c (lto_check_version): Add new argument.
23434 * lto-streamer.h (lto_check_version): Likewise.
23436 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23438 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
23439 Don't add cost of inner memory when handling sign-extended loads.
23441 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
23443 PR rtl-optimization/71148
23444 * cse.c (cse_main): Free dominance info.
23445 (rest_of_handle_cse): Don't free dominance info.
23446 (rest_of_handle_cse2): Likewise.
23447 (rest_of_handle_cse_after_global_opts): Likewise.
23449 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23452 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
23453 NULL_TREE early if NEON is not available. Remove now redundant check
23454 in ARM_CHECK_BUILTIN_MODE.
23456 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
23459 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
23460 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
23461 * doc/cpp.texi: Document new macros.
23463 2016-05-19 Bin Cheng <bin.cheng@arm.com>
23465 PR tree-optimization/69848
23466 * tree-vect-loop.c (vectorizable_reduction): Don't factor
23467 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
23469 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
23471 * function.c (thread_prologue_and_epilogue_insn): Move the
23472 "goto epilogue_done" one block later.
23474 2016-05-19 Richard Biener <rguenther@suse.de>
23476 PR tree-optimization/70729
23477 * passes.def: Move LIM pass before PRE. Remove no longer
23478 required copyprop and move first DCE out of the loop pipeline.
23480 2016-05-18 David Malcolm <dmalcolm@redhat.com>
23483 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
23484 (OBJS-libcommon-target): ...here.
23485 * opts-common.c: Include spellcheck.h.
23486 (cmdline_handle_error): Build a vec of valid options and use it
23487 to suggest provide hints for misspelled arguments.
23489 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23492 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
23493 lhs if it has TREE_ADDRESSABLE type.
23495 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
23498 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
23499 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
23501 2016-05-18 Martin Jambor <mjambor@suse.cz>
23504 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
23505 input for NOP_EXPR pass-through functions.
23506 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
23507 aggregate global constant VAR_DECLs in constant jump functions.
23509 2016-05-18 Martin Jambor <mjambor@suse.cz>
23512 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
23513 from TREE_READONLY parameters.
23515 2016-05-18 Martin Jambor <mjambor@suse.cz>
23518 * cgraph.h (cgraph_indirect_call_info): New field
23519 guaranteed_unmodified.
23520 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
23521 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23523 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
23524 pass the parameter value to ipa_find_agg_cst_for_param.
23525 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
23526 guaranteed_unmodified, store AA results there instead of bailing out
23528 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
23529 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
23530 (find_constructor_constant_at_offset): New function.
23531 (ipa_find_agg_cst_from_init): Likewise.
23532 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
23533 static initializers of contants, report back through a new paameter
23534 from_global_constant if that was the case.
23535 (try_make_edge_direct_simple_call): Also pass parameter value to
23536 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23538 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
23539 (ipa_read_indirect_edge_info): Likewise.
23540 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
23541 (ipa_load_from_parm_agg): Likewise.
23543 2016-05-18 Jiong Wang <jiong.wang@arm.com>
23545 PR rtl-optimization/71150
23546 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
23549 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
23552 * config/rs6000/constraints.md (wE constraint): New constraint
23553 for a vector constant that can be loaded with XXSPLTIB.
23554 (wM constraint): New constraint for a vector constant of a 1's.
23555 (wS constraint): New constraint for a vector constant that can be
23556 loaded with XXSPLTIB and a vector sign extend instruction.
23557 * config/rs6000/predicates.md (xxspltib_constant_split): New
23558 predicates for wE/wS constraints.
23559 (xxspltib_constant_nosplit): Likewise.
23560 (easy_vector_constant): Add support for constants that can be
23561 loaded via XXSPLTIB.
23562 (all_ones_constant): New predicate for vector constant with all
23564 (splat_input_operand): Add support for ISA 3.0 word splat operations.
23565 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
23566 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
23567 instruction and possibly with a sign extension.
23568 (output_vec_const_move): Add support for XXSPLTIB. If we are
23569 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
23570 instead of XXLXOR/XXLORC.
23571 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
23573 (rs6000_legitimize_reload_address): Likewise.
23574 (rs6000_output_move_128bit): Use output_vec_const_move to emit
23576 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
23577 combine VSX_M and VSX_M2 into one iterator.
23578 (VSX_M2): Likewise.
23579 (VSINT_84): New iterators for loading constants with XXSPLTIB.
23580 (VSINT_842): Likewise.
23581 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
23582 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
23583 XXSPLTIB instruction.
23584 (xxspltib_<mode>_nosplit): Likewise.
23585 (xxspltib_<mode>_split): New insn to load up constants with
23586 XXSPLTIB and a sign extend instruction.
23587 (vsx_mov<mode>): Replace single move that handled all vector types
23588 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
23589 moves (when -mvsx-timode is in effect) into the main vector
23590 moves. Eliminate separate moves for <VSr> <VSa>, where the
23591 preferred register class (<VSr>) is listed first, and the
23592 secondary register class (<VSa>) is listed second with a '?' to
23593 discourage use. Prefer loading 0/-1 in any VSX register for ISA
23594 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
23595 that if the register was involved in a slow operation, the
23596 clear/set operation does not wait for the slow operation to
23597 finish. Adjust the length attributes for 32-bit mode. Use
23598 rs6000_output_move_128bit and drop the use of the string
23599 instructions for 32-bit movti when -mvsx-timode is in effect. Use
23600 spacing so that the alternatives and attributes don't generate
23601 long lines, and put things in columns, so that it is easier to
23602 match up the operands and attributes with the insn alternatives.
23603 (vsx_mov<mode>_64bit): Likewise.
23604 (vsx_mov<mode>_32bit): Likewise.
23605 (vsx_movti_64bit): Fold movti into normal vector moves.
23606 (vsx_movti_32bit): Likewise.
23607 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
23608 splat instructions.
23609 (vsx_splat_v4si_internal): Likewise.
23610 (vsx_splat_v4sf_internal): Likewise.
23611 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
23612 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
23613 extend vector elements.
23614 (vsx_sign_extend_hi_<mode>): Likewise.
23615 (vsx_sign_extend_si_v2di): Likewise.
23616 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
23618 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
23619 constraints. Add trailing period to wL documentation.
23621 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
23623 PR middle-end/71020
23624 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
23625 * tree-dfa.c (replace_abnormal_ssa_names): New function.
23626 * tree-call-cdce.c: Include tree-dfa.h.
23627 (can_guard_call_p): New function, extracted from...
23628 (can_use_internal_fn): ...here.
23629 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
23631 (shrink_wrap_one_built_in_call): Likewise.
23632 (use_internal_fn): Likewise.
23633 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
23634 and return void. Call replace_abnormal_ssa_names.
23635 (pass_call_cdce::execute): Check can_guard_call_p during the
23636 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
23637 will always change something.
23639 2016-05-18 Martin Jambor <mjambor@suse.cz>
23642 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
23643 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
23645 2016-05-18 Martin Jambor <mjambor@suse.cz>
23648 * ipa-inline.h (condition): New field size.
23649 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
23650 for comaprison and store it into the new condition.
23651 (evaluate_conditions_for_known_args): Use condition size to check
23652 access sizes for all but CHANGED conditions.
23653 (unmodified_parm_1): New parameter size_p, store access size into it.
23654 (unmodified_parm): Likewise.
23655 (unmodified_parm_or_parm_agg_item): Likewise.
23656 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
23657 (set_cond_stmt_execution_predicate): Extract access sizes and store
23658 them to conditions.
23659 (set_switch_stmt_execution_predicate): Likewise.
23660 (will_be_nonconstant_expr_predicate): Likewise.
23661 (will_be_nonconstant_predicate): Likewise.
23662 (inline_read_section): Stream condition size.
23663 (inline_write_summary): Likewise.
23665 2016-05-18 Richard Biener <rguenther@suse.de>
23667 * tree-ssa-loop-im.c (determine_max_movement): Properly add
23668 condition cost to PHI cost instead of total_cost.
23670 2016-05-18 Martin Liska <mliska@suse.cz>
23673 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
23676 2016-05-18 Richard Biener <rguenther@suse.de>
23678 * lto-streamer.h (LTO_major_version): Bump to 6.
23680 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23682 * function.c (make_split_prologue_seq, make_prologue_seq,
23683 make_epilogue_seq): New functions, factored out from...
23684 (thread_prologue_and_epilogue_insns): Here.
23686 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23688 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
23689 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
23690 of before. Add a comment.
23692 2016-05-18 Bin Cheng <bin.cheng@arm.com>
23694 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
23695 expression pointer, not pointer to the pointer.
23697 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23699 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
23700 (avx2_pbroadcast<mode>): Add another alternative with v instead
23701 of x constraints in it, using <pbroadcast_evex_isa> isa.
23702 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
23704 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
23705 constraint x instead of v in second alternative, add avx512bw
23708 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
23709 constraint x instead of v in second alternative, add avx512bw
23712 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
23713 constraint x instead of v in second alternative, add avx512bw
23716 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
23717 avx512bw alternative.
23719 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23721 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
23722 array to 128 chars.
23723 (define_insn "*andnottf3"): Ditto.
23724 (define_insn "*<code><mode>3"/any_logic): Ditto.
23725 (define_insn "*<code>tf3"/any_logic): Ditto.
23726 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
23727 operand to block AVX-512VL insn variant emit when it is not enabled.
23729 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23731 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
23732 constraint fot SF mode.
23734 2016-05-18 Petr Murzin <petr.murzin@intel.com>
23735 Kirill Yukhin <kirill.yukhin@intel.com>
23737 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
23739 (define_insn "rsqrt14<mode>"): Ditto.
23740 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
23741 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
23742 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
23743 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
23744 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
23746 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
23747 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
23748 * config/i386/i386.c (ix86_print_operand): Expand check for size
23749 override codes for Intel syntax.
23751 2016-05-18 Richard Biener <rguenther@suse.de>
23753 PR tree-optimization/71168
23754 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
23755 initialization earlier.
23757 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
23759 * config/aarch64/aarch64-simd.md
23760 (aarch64_reduc_plus_internal<mode>): Rename to...
23761 (reduc_plus_scal): ...This, and remove previous implementation.
23763 2016-05-18 Richard Biener <rguenther@suse.de>
23765 * passes.def: Put late dse and cd_dce in canonical order.
23767 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
23769 * ipa-inline-transform.c (preserve_function_body_p): Look for
23770 first non-thunk clone.
23771 (save_function_body): Save into first non-thunk.
23772 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
23774 (lto_output_node): Inline thunks don't need body in every
23776 * lto-streamer-in.c: Do not fixup thunk clones.
23777 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
23779 * tree-inline.c (copy_bb): Be prepared for target node to be new after
23782 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23784 PR middle-end/63586
23785 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
23786 (reassociate_bb): Call transform_add_to_multiply.
23788 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23790 * config/aarch64/aarch64.c (all_extensions): Removed unused
23793 2016-05-17 Nathan Sidwell <nathan@acm.org>
23795 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
23796 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
23798 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
23800 PR tree-optimization/54579
23801 PR middle-end/55299
23802 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
23804 2016-05-17 Marek Polacek <polacek@redhat.com>
23807 * tree-inline.c (expand_call_inline): Call
23808 maybe_remove_unused_call_args.
23810 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
23812 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
23813 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
23814 * doc/md.texi (fmin@var{m}3): Likewise.
23816 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23818 * match.pd (X & C): New transformation.
23820 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23822 * match.pd (~X & Y): New transformation.
23824 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23826 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
23827 information for new SSA_NAME.
23828 (simplify_conversion_using_ranges): Get range through get_range_info
23829 instead of get_value_range.
23831 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23833 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
23834 Remove inline assembly.
23835 (vmvn_s16): Likewise.
23836 (vmvn_s32): Likewise.
23837 (vmvn_u8): Likewise.
23838 (vmvn_u16): Likewise.
23839 (vmvn_u32): Likewise.
23840 (vmvnq_s8): Likewise.
23841 (vmvnq_s16): Likewise.
23842 (vmvnq_s32): Likewise.
23843 (vmvnq_u8): Likewise.
23844 (vmvnq_u16): Likewise.
23845 (vmvnq_u32): Likewise.
23846 (vmvn_p8): Likewise.
23847 (vmvnq_p16): Likewise.
23849 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23851 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
23853 (vmul_n_s16): Likewise.
23854 (vmul_n_s32): Likewise.
23855 (vmul_n_u16): Likewise.
23856 (vmul_n_u32): Likewise.
23857 (vmulq_n_f32): Likewise.
23858 (vmulq_n_f64): Likewise.
23859 (vmulq_n_s16): Likewise.
23860 (vmulq_n_s32): Likewise.
23861 (vmulq_n_u16): Likewise.
23862 (vmulq_n_u32): Likewise.
23864 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23866 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
23867 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
23869 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23871 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
23872 to *aarch64_fma4_elt_from_dup<mode>.
23873 (*aarch64_fnma4_elt_to_128df): Rename to
23874 *aarch64_fnma4_elt_from_dup<mode>.
23875 * config/aarch64/arm_neon.h (vfma_n_f64): New.
23876 (vfms_n_f32): Likewise.
23877 (vfms_n_f64): Likewise.
23878 (vfmsq_n_f32): Likewise.
23879 (vfmsq_n_f64): Likewise.
23881 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
23883 * wide-int.h: Change fixed_wide_int_storage from class to struct.
23885 2016-05-17 Richard Biener <rguenther@suse.de>
23887 PR tree-optimization/71132
23888 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
23889 Only add control dependences for blocks in the loop.
23890 (build_rdg): Adjust.
23891 (generate_code_for_partition): Return whether loop should
23892 be destroyed and delay that.
23893 (distribute_loop): Likewise.
23894 (pass_loop_distribution::execute): Record loops to be destroyed
23895 and perform delayed destroying of loops.
23897 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23900 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
23902 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23904 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
23906 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
23909 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
23910 insertion point for instructions generated by validize_mem.
23912 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23914 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
23917 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23919 * config/aarch64/aarch64.c
23920 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
23921 rather than a macro.
23923 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23925 * doc/invoke.texi (AArch64 Options): Various updates.
23927 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23929 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
23930 into instrumentation thunks.
23931 * cif-code.def (CIF_CHKP): New.
23933 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
23935 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
23937 2016-05-16 Martin Jambor <mjambor@suse.cz>
23939 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
23940 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
23942 2016-05-16 Marek Polacek <polacek@redhat.com>
23944 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
23947 2016-05-16 Martin Jambor <mjambor@suse.cz>
23950 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
23951 the outlined kernel function.
23953 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
23955 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
23956 (ISA_HAS_DLSA): Ditto.
23958 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
23960 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
23962 2016-05-16 Nathan Sidwell <nathan@acm.org>
23964 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
23965 (nvptx_name_replacement): Restore. Add comment.
23966 (write_fn_proto, write_fn_proto_from_insn,
23967 nvptx_output_call_insn): Restore
23968 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
23970 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23972 * config/aarch64/aarch64.md
23973 (add<mode>3_compareC_cconly_imm): Remove use of %w.
23974 (add<mode>3_compareC_imm): Likewise.
23975 (<optab>si3_uxtw): Split into register and immediate variants.
23976 (andsi3_compare0_uxtw): Likewise.
23977 (and<mode>3_compare0): Likewise.
23978 (and<mode>3nr_compare0): Likewise.
23979 (stack_protect_test_<mode>): Don't use %x for memory operands.
23981 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
23983 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
23985 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23987 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
23988 Split integer shifts into shift_reg and bfm.
23989 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
23990 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
23991 (ror<mode>3_insn): Likewise.
23992 (<optab>si3_insn_uxtw): Likewise.
23993 (<optab><mode>3_insn): Change to rotate_imm.
23994 (extr<mode>5_insn_alt): Likewise.
23995 (extrsi5_insn_uxtw): Likewise.
23996 (extrsi5_insn_uxtw_alt): Likewise.
23998 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
24000 * doc/tm.texi: Regenerate.
24001 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
24002 (TARGET_INVALID_RETURN_TYPE): Remove.
24003 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
24004 TARGET_INVALID_RETURN_TYPE.
24005 * target.def (invalid_parameter_type): Remove.
24006 (invalid_return_type): Remove.
24008 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24010 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
24011 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
24013 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
24015 (preserve_function_body_p): No need to preserve function body
24016 * cif-codes.def (CIF_THUNK): Remove.
24017 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
24019 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24021 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
24023 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24025 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
24028 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24030 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
24031 (inline_small_functions): Do not look for function symbol when
24034 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24036 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
24039 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
24040 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24041 Jiong Wang <jiong.wang@arm.com>
24043 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
24044 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
24045 Define __ARM_FP16_ARGS when appropriate.
24046 * config/arm/arm.c (arm_invalid_parameter_type): Remove
24048 (arm_invalid_return_type): Likewise.
24049 (TARGET_INVALID_PARAMETER_TYPE): Remove.
24050 (TARGET_INVALID_RETURN_TYPE): Remove.
24051 (aapcs_vfp_sub_candidate): Allow HFmode.
24052 (aapcs_vfp_allocate): Add comment. Support HFmode.
24053 (aapcs_vfp_allocate_return_reg): Likewise.
24054 (struct aapcs_cp_arg_layout): Slightly reword comments for
24055 is_return_candidate and allocate_return_reg.
24056 (output_mov_vfp): Update assert.
24057 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
24059 (arm_invalid_parameter_type): Remove.
24060 (amr_invalid_return_type): Remove.
24061 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
24062 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
24063 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
24065 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
24067 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
24068 * config/aarch64/arch64-protos.h
24069 (aarch64_legitimize_reload_address): Remove.
24070 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
24073 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
24075 * configure.ac: Add ACX_NONCANONICAL_HOST.
24076 * configure: Regenerate.
24077 * Makefile.in: Set host_noncanonical.
24079 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
24082 * config/i386/i386.md (*movtf_internal): Before register allocation,
24083 do not allow FP constants for CM_MEDIUM memory model, allow only
24084 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
24085 (*movxf_internal): Ditto.
24086 (*movdf_internal): Ditto.
24087 (*movsf_internal): Ditto.
24089 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
24091 PR rtl-optimization/67483
24092 * combine.c (make_compound_operation): Don't call extract_left_shift
24093 with negative shift amounts.
24095 2016-05-13 Jakub Jelinek <jakub@redhat.com>
24098 * fold-const.c (fold_checksum_tree): Allow modification
24099 of TYPE_ALIAS_SET during folding.
24101 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
24102 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
24103 (ix86_split_to_parts): Likewise. Fix up formatting.
24105 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
24107 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
24108 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
24111 2016-05-13 Nathan Sidwell <nathan@acm.org>
24113 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
24114 (nvptx_name_replacement): Delete.
24115 (write_fn_proto, write_fn_proto_from_insn,
24116 nvptx_output_call_insn): Remove nvptx_name_replacement call.
24117 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
24118 * langhooks.c (add_builtin_funcction_common): Call
24119 targetm.mangle_decl_assembler_name.
24121 * config/nvptx/nvptx.c (write_fn_proto): Handle
24122 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
24124 2016-05-13 Martin Liska <mliska@suse.cz>
24126 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
24127 and PRIu64 in printf format.
24129 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24131 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
24134 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24136 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
24137 Change --param max-completely-peeled-times to
24138 --param max-completely-peel-times in dump file printing.
24140 2016-05-13 Richard Biener <rguenther@suse.de>
24142 PR tree-optimization/42587
24143 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
24144 (find_bswap_or_nop_1): Likewise.
24145 (bswap_replace): Likewise.
24147 2016-05-13 Martin Liska <mliska@suse.cz>
24149 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
24150 Initialize a variable with default value.
24152 2016-05-13 Martin Liska <mliska@suse.cz>
24154 * doc/invoke.texi: Enhance explanation of error recovery
24157 2016-05-13 Martin Liska <mliska@suse.cz>
24159 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
24160 (struct cost_pair): Change inv_expr_id (int) to inv_expr
24161 (iv_inv_expr_ent *).
24162 (struct iv_inv_expr_ent): Comment struct fields.
24163 (sort_iv_inv_expr_ent): New function.
24164 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
24165 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
24166 a hash_map between iv_inv_expr_ent and number of usages.
24167 (niter_for_exit): Fix coding style.
24168 (tree_ssa_iv_optimize_init): Use renamed variable.
24169 (determine_base_object): Fix coding style.
24170 (alloc_iv): Likewise.
24171 (find_interesting_uses_outside): Likewise.
24172 (add_candidate_1): Likewise.
24173 (add_standard_iv_candidates): Likewise.
24174 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
24175 (prepare_decl_rtl): Fix coding style.
24176 (get_address_cost): Likewise.
24177 (get_shiftadd_cost): Likewise.
24178 (force_expr_to_var_cost): Likewise.
24179 (compare_aff_trees): Likewise.
24180 (get_expr_id): Restructure the function.
24181 (get_loop_invariant_expr_id): Renamed to
24182 get_loop_invariant_expr.
24183 (get_computation_cost_at): Replace usage of inv_expr_id with
24185 (get_computation_cost): Likewise.
24186 (determine_group_iv_cost_generic): Likewise.
24187 (determine_group_iv_cost_address): Likewise.
24188 (iv_period): Fix coding style.
24189 (iv_elimination_compare_lt): Likewise.
24190 (may_eliminate_iv): Likewise.
24191 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
24193 (determine_group_iv_costs): Dump invariant expressions.
24194 (iv_ca_recount_cost): Use the newly added hash_map.
24195 (iv_ca_set_remove_invariants): Fix coding style.
24196 (iv_ca_set_add_invariants): Fix coding style.
24197 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
24199 (iv_ca_set_cp): Likewise.
24200 (iv_ca_new): Initialize the newly added hash_map and remove
24201 initialization of fields.
24202 (iv_ca_free): Delete the hash_map.
24203 (iv_ca_dump): Dump invariant expressions.
24204 (iv_ca_extend): Fix coding style.
24205 (try_add_cand_for): Likewise.
24206 (create_new_ivs): Dump information about # of avg iterations and
24207 # of used invariant expressions.
24208 (rewrite_use_compare): Fix coding style.
24209 (free_loop_data): Set default value for max_inv_expr_id.
24211 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
24213 * cse.c (rest_of_handle_cse): Use cleanup_cfg
24214 returned value cse_cfg_altered computation.
24215 (rest_of_handle_cse2): Likewise.
24216 (rest_of_handle_cse_after_global_opts): Likewise.
24218 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24221 * config/arm/arm.c (arm32_output_mi_thunk): New.
24222 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
24223 to split Thumb1 vs TARGET_32BIT functionality.
24224 (arm_thumb1_mi_thunk): New.
24226 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24228 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
24231 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24234 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
24236 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
24238 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
24239 (expand_builtin_trap): Emit a regular call.
24240 (set_builtin_user_assembler_name): Remove obsolete cases.
24241 * dse.c (scan_insn): Adjust.
24242 * except.c: Include calls.h.
24243 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
24244 emit a regular call to setjmp.
24245 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
24246 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
24247 (emit_block_move_via_libcall): Delete.
24248 (block_move_fn): Delete.
24249 (init_block_move_fn): Likewise.
24250 (emit_block_move_libcall_fn): Likewise.
24251 (emit_block_op_via_libcall): New function.
24252 (set_storage_via_libcall): Tidy up and use memset builtin.
24253 (block_clear_fn): Delete.
24254 (init_block_clear_fn): Likewise.
24255 (clear_storage_libcall_fn): Likewise.
24256 (expand_assignment): Call emit_block_move_via_libcall.
24257 Do not include gt-expr.h.
24258 * expr.h (emit_block_op_via_libcall): Declare.
24259 (emit_block_copy_via_libcall): New inline function.
24260 (emit_block_move_via_libcall): Likewise.
24261 (emit_block_comp_via_libcall): Likewise.
24262 (block_clear_fn): Delete.
24263 (init_block_move_fn): Likewise.
24264 (init_block_clear_fn): Likewise.
24265 (emit_block_move_via_libcall): Likewise.
24266 (set_storage_via_libcall): Add default parameter value.
24267 * libfuncs.h (enum libfunc_index): Remove obsolete values.
24268 (abort_libfunc): Delete.
24269 (memcpy_libfunc): Likewise.
24270 (memmove_libfunc): Likewise.
24271 (memcmp_libfunc): Likewise.
24272 (memset_libfunc): Likewise.
24273 (setbits_libfunc): Likewise.
24274 (setjmp_libfunc): Likewise.
24275 (longjmp_libfunc): Likewise.
24276 (profile_function_entry_libfunc): Likewise.
24277 (profile_function_exit_libfunc): Likewise.
24278 (gcov_flush_libfunc): Likewise.
24279 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
24280 and DECL_VISIBILITY on the declaration.
24281 (init_optabs): Do not initialize obsolete libfuncs.
24282 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
24283 * tree-core.h (ECF_RET1): Define.
24284 (ECF_TM_PURE): Adjust.
24285 (ECF_TM_BUILTIN): Likewise.
24286 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
24287 (build_common_builtin_nodes): Initialize abort builtin.
24288 Add ECF_RET1 on memcpy, memmove and memset builtins.
24289 Pass final flags for alloca and alloca_with_align builtins.
24290 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
24292 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
24293 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
24294 set_storage_via_libcall and call emit_block_copy_via_libcall.
24296 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
24298 * config/i386/i386.md (*call_got_x32): Change operand 0 to
24299 DImode before it is passed to ix86_output_call_operand.
24300 (*call_value_got_x32): Ditto for operand 1.
24302 2016-05-12 Jiong Wang <jiong.wang@arm.com>
24304 PR rtl-optimization/70904
24305 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
24306 reload for wide mode.
24308 2016-05-12 Marek Polacek <polacek@redhat.com>
24311 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
24312 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
24313 * langhooks.h (incomplete_type_error): Likewise.
24314 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
24315 parameter, pass it down to incomplete_type_error.
24316 * tree.h (size_in_bytes): New inline overload.
24317 (size_in_bytes_loc): Renamed from size_in_bytes.
24319 2016-05-12 Richard Biener <rguenther@suse.de>
24321 PR tree-optimization/71059
24322 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
24323 nary before looking up or entering the expression into the VN
24325 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
24326 Make sure to re-use NARYs without result as inserted by
24329 2016-05-12 Richard Biener <rguenther@suse.de>
24331 PR tree-optimization/71062
24332 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
24334 * tree-ssa-structalias.c (set_uids_in_ptset): Set
24335 vars_contains_restrict if the var is a restrict tag.
24336 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
24337 do not disambiguate pointers against it.
24338 (dump_points_to_solution): Re-structure and adjust for new
24339 vars_contains_restrict flag.
24340 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
24342 2016-05-12 Martin Liska <mliska@suse.cz>
24344 * doc/invoke.texi: Explain connection between
24345 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
24347 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
24349 PR tree-optimization/71006
24350 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
24351 consider COND_EXPR as a mask producer.
24353 2016-05-12 Marek Polacek <polacek@redhat.com>
24356 * opts.c (common_handle_option): Detect missing argument for --help^.
24358 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24361 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
24362 when popping the PC and within an interrupt handler routine.
24363 Add missing tab to output of "ldmfd".
24364 (output_return_instruction): Output LDMFD with SP update rather
24365 than POP when returning from interrupt handler.
24367 2016-05-12 Jakub Jelinek <jakub@redhat.com>
24369 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
24370 TARGET_64BIT && TARGET_AVX512DQ.
24371 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
24372 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
24373 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
24374 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
24375 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
24376 (*vec_extractv4si_zext): Add avx512dq alternative.
24377 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
24378 use v instead of x constraint in other alternatives where possible.
24380 * config/i386/sse.md (sse2_loadld): Use v instead of x
24381 constraint in alternatives 0,1,4.
24383 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
24384 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
24385 v constraints instead of x and <pinsr_evex_isa> isa attribute.
24388 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
24389 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
24390 is not emitted unless TARGET_AVX512BW.
24391 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
24392 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
24393 for the result operand.
24395 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
24396 constraint instead of x in avx alternatives. Use maybe_evex instead
24399 * config/i386/constraints.md (Yv): New constraint.
24400 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
24401 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
24402 * config/i386/i386.md (avx512fvecmode): New mode attr.
24403 (*pushtf): Use v constraint instead of x.
24404 (*movtf_internal): Likewise. For TARGET_AVX512VL and
24405 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
24406 (*absneg<mode>2): Use Yv constraint instead of x constraint.
24407 (*absnegtf2_sse): Likewise.
24408 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
24409 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
24410 avx512f alternatives.
24411 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
24413 2016-05-12 Richard Biener <rguenther@suse.de>
24415 PR tree-optimization/71060
24416 * tree-data-ref.c (initialize_data_dependence_relation): Do not
24417 require exact match of DR_BASE_OBJECT but only matching address and
24420 2016-05-12 Richard Biener <rguenther@suse.de>
24422 PR tree-optimization/70986
24423 * cfganal.c: Include cfgloop.h.
24424 (dfs_find_deadend): Prefer to take edges exiting loops.
24426 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24428 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
24429 compile and run time.
24431 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
24434 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
24436 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
24438 * config/i386/i386.c (legitimize_pic_address): Use
24439 copy_to_suggested_reg instead of gen_movsi.
24441 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
24443 * config/rs6000/predicates.md (quad_memory_operand): Move most of
24444 the code into quad_address_p and call it to share code with
24445 vsx_quad_dform_memory_operand.
24446 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
24448 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
24449 bit instead of being a separate word. Split -mpower9-dform into
24450 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24451 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
24452 for the register class supporting 128-bit quad word memory offsets.
24453 (mode_supports_vsx_dform_quad): Helper function to return if the
24454 register class uses quad word memory offsets.
24455 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
24456 (rs6000_debug_reg_global): Always print if we are using LRA or not.
24457 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
24458 instructions are enabled, set up the appropriate addr_masks for
24460 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
24461 -mpower9-dform-scalar, instead of -mpower9-dform.
24462 (rs6000_option_override_internal): Split -mpower9-dform into two
24463 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
24464 -mpower9-dform switch sets or clears both. If we are not using
24465 the LRA register allocator, do not enable -mpower9-dform-vector by
24466 default. If we are using LRA, enable -mpower9-dform-vector and
24467 -mvsx-timode if it is appropriate. Issue a warning if either
24468 -mpower9-dform-vector or -mvsx-timode are explicitly used without
24470 (quad_address_offset_p): New helper function to return if the
24471 offset is legal for quad word memory instructions.
24472 (quad_address_p): New function to determin if GPR or vector
24473 register quad word memory addresses are legal.
24474 (mem_operand_gpr): Validate quad word address offsets.
24475 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
24476 d-form (register + offset) instructions.
24477 (offsettable_ok_by_alignment): Likewise.
24478 (rs6000_legitimate_offset_address_p): Likewise.
24479 (legitimate_lo_sum_address_p): Likewise.
24480 (rs6000_legitimize_address): Likewise.
24481 (rs6000_legitimize_reload_address): Add more debug statements for
24483 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
24484 d-form instructions.
24485 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
24486 d-form instructions. Distinguish different cases in debug
24487 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
24488 d-form instructions.
24489 (rs6000_preferred_reload_class): Likewise.
24490 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
24491 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
24492 of the ISA 2.06 indexed memory instructions.
24493 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
24494 use them to save/restore the saved vector registers instead of
24495 using Altivec instructions.
24496 (rs6000_emit_epilogue): Likewise.
24497 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
24498 (rs6000_opt_masks): Split -mpower9-dform into
24499 -mpower9-dform-scalar and -mpower9-dform-vector.
24500 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
24502 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
24503 ISA 3.0 vector indexed memory instructions, and fold the code into
24504 the normal mov<mode> patterns.
24505 (p9_vecstore_<mode>): Likewise.
24506 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
24508 (vsx_movti_64bit): Likewise.
24509 (vsx_movti_32bit): Likewise.
24510 * config/rs6000/constraints.md (wO constraint): New constraint for
24511 ISA 3.0 vector d-form support.
24512 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
24513 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
24514 include -mpower9-dform-vector until we switch over to LRA.
24515 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
24516 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24517 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
24518 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24519 for -mpower9-dform and -mlra.
24520 * doc/md.texi (wO constraint): Document wO constraint.
24522 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
24524 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
24525 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
24526 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
24527 Move handling of non-insn arguments inline into the sole user:
24528 (output_trans_func): ...here.
24529 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
24530 in emitted function prototype.
24531 (output_internal_insn_latency_func): Ditto. Simplify.
24532 (output_internal_maximal_insn_latency_func): Ditto. Delete
24533 always-unused argument.
24534 (output_insn_latency_func): Ditto.
24535 (output_maximal_insn_latency_func): Ditto.
24537 2016-05-11 Richard Biener <rguenther@suse.de>
24539 PR tree-optimization/71055
24540 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
24541 sth with precision not equal to access size verify we don't chop
24544 2016-05-11 Richard Biener <rguenther@suse.de>
24547 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
24548 (dwarf2out_finish): Move retry_incomplete_types call ...
24549 (dwarf2out_early_finish): ... here.
24551 2016-05-11 Richard Biener <rguenther@suse.de>
24553 PR middle-end/71002
24554 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
24555 if the langhook insists on it.
24556 * fold-const.c (make_bit_field_ref): Add arg for the original
24557 reference and preserve its alias-set.
24558 (decode_field_reference): Take exp by reference and adjust it
24559 to the original memory reference.
24560 (optimize_bit_field_compare): Adjust callers.
24561 (fold_truth_andor_1): Likewise.
24562 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
24564 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
24566 PR middle-end/70807
24567 * cfgrtl.h (delete_insn_and_edges): Now return bool.
24568 * cfgrtl.c (delete_insn_and_edges): Likewise.
24569 * config/i386/i386.c (convert_scalars_to_vector): Remove
24571 * cse.c (cse_insn): Compute cse_cfg_altered.
24572 (delete_trivially_dead_insns): Likewise.
24573 (cse_cc_succs): Likewise.
24574 (rest_of_handle_cse): Free dominance info if required.
24575 (rest_of_handle_cse2): Likewise.
24576 (rest_of_handle_cse_after_global_opts): Likewise.
24578 2016-05-11 Alan Modra <amodra@gmail.com>
24580 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
24581 abi_v4_pass_in_fpr): New functions.
24582 (rs6000_function_arg_boundary): Exclude complex IBM long double
24583 from 64-bit alignment when ABI_V4.
24584 (rs6000_function_arg, rs6000_function_arg_advance_1,
24585 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
24587 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
24589 PR rtl-optimization/71028
24590 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
24591 jump with just a return in the fallthrough block if the branch
24592 block contains just a return as well.
24594 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
24596 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
24597 * match.pd ((X & Y) ^ Y): ... this.
24598 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
24599 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
24601 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24603 * read-md.c (require_char_ws): New function.
24604 (read_string): Simplify using require_char_ws.
24605 (handle_constants): Likewise.
24606 (handle_enum): Likewise.
24607 (handle_file): Likewise.
24608 * read-md.h (require_char_ws): New declaration.
24609 * read-rtl.c (read_conditions): Simplify using require_char_ws.
24610 (read_mapping): Likewise.
24611 (read_rtx_code): Likewise.
24612 (read_nested_rtx): Likewise.
24614 2016-05-10 James Norris <jnorris@codesourcery.com>
24616 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
24617 if offloading is enabled and -fopenacc or -fopenmp is specified.
24618 (CRTOFFLOADEND): Likewise.
24619 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
24620 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
24622 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
24624 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
24625 gotoff_operand code paths. Use copy_to_suggested_regs and
24626 expand_simple_binop where appropriate. Cleanup.
24628 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24631 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
24633 (dimode_scalar_chain::vector_const_cost): New.
24634 (dimode_scalar_chain::compute_convert_gain): Handle constants.
24635 (dimode_scalar_chain::convert_op): Likewise.
24636 (dimode_scalar_chain::convert_insn): Likewise.
24638 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24640 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
24641 unary operation, not a binary one.
24643 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24645 PR middle-end/70877
24646 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
24647 calls with type casted fndecl.
24649 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24651 PR tree-optimization/70786
24652 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
24653 * calls.c (initialize_argument_information): Bind bounds
24654 with corresponding args passed by reference.
24656 2016-05-10 Jakub Jelinek <jakub@redhat.com>
24659 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
24660 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
24661 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
24664 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24667 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
24668 code for a zero scale factor.
24669 (vsx_xvcvdpuxds_scale): Likewise.
24671 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24673 * diagnostic-show-locus.c (layout::layout): Call show_ruler
24674 if show_ruler_p was set on the context.
24675 (layout::show_ruler): New method.
24676 * diagnostic.h (struct diagnostic_context): Add field
24679 2016-05-10 Richard Biener <rguenther@suse.de>
24681 PR tree-optimization/71039
24682 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
24683 (chk_uses): New function.
24684 (propagate_with_phi): Verify we can safely replicate the lhs of an
24685 aggregate assignment on all incoming edges.
24687 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
24689 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
24691 (rx_atomic_sequence): New class.
24692 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
24693 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
24695 (rx_atomic_sequence::rx_atomic_sequence,
24696 rx_atomic_sequence::~rx_atomic_sequence): New functions.
24697 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
24698 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
24699 CTRLREG_INTB): New constants.
24700 (FETCHOP): New code iterator.
24701 (fethcop_name, fetchop_name2): New iterator code attributes.
24702 (QIHI): New mode iterator.
24703 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
24704 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
24705 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
24707 2016-05-10 Martin Liska <mliska@suse.cz>
24709 * tree-inline.c (remap_dependence_clique): Do not remap
24710 debugging statements.
24712 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24714 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
24715 ("*fixuns_truncdfdi2_z13")
24716 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
24717 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
24718 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
24720 2016-05-10 Richard Biener <rguenther@suse.de>
24722 PR tree-optimization/70497
24723 PR tree-optimization/28367
24724 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
24726 (visit_reference_op_load): ... here.
24727 (vn_reference_lookup_3): Use it to handle subreg-like accesses
24728 with simplified BIT_FIELD_REFs.
24729 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
24730 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
24733 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24735 * dwarf2out.c (add_abstract_origin_attribute): Adjust
24736 documentation comment. For BLOCK nodes, add a
24737 DW_AT_abstract_origin attribute that points to the DIE generated
24738 for the origin BLOCK.
24739 (gen_lexical_block_die): Call add_abstract_origin_attribute for
24740 blocks from inlined functions.
24742 2016-05-10 Alan Modra <amodra@gmail.com>
24745 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
24746 regrename modifying insns saving lr before __morestack call.
24747 * config/rs6000/rs6000.md (split_stack_return): Similarly for
24748 insns restoring lr after __morestack call.
24750 2016-05-09 Jakub Jelinek <jakub@redhat.com>
24752 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
24753 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
24755 * config/i386/sse.md (vec_interleave_high<mode>,
24756 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
24757 <avx512>_vpermt2var<mode>3_maskz): Likewise.
24759 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
24761 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
24762 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
24763 parallel reassociation for power8 and forward.
24765 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
24767 * config/i386/i386.md (absneg splitters with general regs): Use
24768 general_reg_operand predicate.
24769 (btsq peephole2): Use x86_64_immediate_operand to check if new
24770 value is suitable for immediate operand. Generate emitted insn
24771 using RTL expressions.
24772 (btcq peephole2): Ditto.
24773 (btrq peephole2): Ditto. Generate correct immediate operand
24776 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24778 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
24781 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24783 * tree-affine.c (wide_int_constant_multiple_p): Add missing
24784 pointer dereference.
24786 2016-05-09 Richard Biener <rguenther@suse.de>
24788 PR tree-optimization/70985
24789 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
24790 op0 isn't a gimple register.
24792 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
24794 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
24795 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
24796 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
24797 (i6400_fpu_mult): New cpu units.
24798 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
24799 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
24800 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
24801 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
24802 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
24803 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
24804 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
24805 (i6400_msa_long_float4, i6400_msa_long_float5)
24806 (i6400_msa_long_float8, i6400_msa_fdiv_df)
24807 (i6400_msa_fdiv_sf): New reservations.
24808 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
24809 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
24810 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
24811 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
24812 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
24813 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
24814 (msa_short_cmp, msa_short_float2, msa_short_logic3)
24815 (msa_short_store4, msa_long_load, msa_short_store)
24816 (msa_long_logic, msa_long_float2, msa_long_float4)
24817 (msa_long_float5, msa_long_float8, msa_long_mult)
24818 (msa_long_fdiv, msa_long_div): New reservations.
24820 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
24821 Sameera Deshpande <sameera.deshpande@imgtec.com>
24822 Matthew Fortune <matthew.fortune@imgtec.com>
24823 Graham Stott <graham.stott@imgtec.com>
24824 Chao-ying Fu <chao-ying.fu@imgtec.com>
24826 * config.gcc: Add MSA header file for mips*-*-* target.
24827 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
24828 (Ubv8i, Urv8): New constraints.
24829 * config/mips/mips-ftypes.def: Add function types for MSA
24831 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
24832 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
24833 * config/mips/mips-msa.md: New file.
24834 * config/mips/mips-protos.h
24835 (mips_split_128bit_const_insns): New prototype.
24836 (mips_msa_idiv_insns): Likewise.
24837 (mips_split_128bit_move): Likewise.
24838 (mips_split_128bit_move_p): Likewise.
24839 (mips_split_msa_copy_d): Likewise.
24840 (mips_split_msa_insert_d): Likewise.
24841 (mips_split_msa_fill_d): Likewise.
24842 (mips_expand_msa_branch): Likewise.
24843 (mips_const_vector_same_val_p): Likewise.
24844 (mips_const_vector_same_bytes_p): Likewise.
24845 (mips_const_vector_same_int_p): Likewise.
24846 (mips_const_vector_shuffle_set_p): Likewise.
24847 (mips_const_vector_bitimm_set_p): Likewise.
24848 (mips_const_vector_bitimm_clr_p): Likewise.
24849 (mips_msa_vec_parallel_const_half): Likewise.
24850 (mips_msa_output_division): Likewise.
24851 (mips_ldst_scaled_shift): Likewise.
24852 (mips_expand_vec_cond_expr): Likewise.
24853 * config/mips/mips.c (enum mips_builtin_type): Add
24854 MIPS_BUILTIN_MSA_TEST_BRANCH.
24855 (mips_gen_const_int_vector_shuffle): New prototype.
24856 (mips_const_vector_bitimm_set_p): New function.
24857 (mips_const_vector_bitimm_clr_p): Likewise.
24858 (mips_const_vector_same_val_p): Likewise.
24859 (mips_const_vector_same_bytes_p): Likewise.
24860 (mips_const_vector_same_int_p): Likewise.
24861 (mips_const_vector_shuffle_set_p): Likewise.
24862 (mips_symbol_insns): Forbid loading symbols via immediate for
24864 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
24866 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
24868 (mips_lx_address_p): Add support load indexed address for MSA.
24869 (mips_address_insns): Add calculation of instructions needed for
24870 stores and loads for MSA.
24871 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
24872 CONST_VECTOR for MSA and let it fall through.
24873 (mips_ldst_scaled_shift): New function.
24874 (mips_subword_at_byte): Likewise.
24875 (mips_msa_idiv_insns): Likewise.
24876 (mips_legitimize_move): Validate MSA moves.
24877 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
24878 calculation of costs for MSA division.
24879 (mips_split_move_p): Check if MSA moves need splitting.
24880 (mips_split_move): Split MSA moves if necessary.
24881 (mips_split_128bit_move_p): New function.
24882 (mips_split_128bit_move): Likewise.
24883 (mips_split_msa_copy_d): Likewise.
24884 (mips_split_msa_insert_d): Likewise.
24885 (mips_split_msa_fill_d): Likewise.
24886 (mips_output_move): Handle MSA moves.
24887 (mips_expand_msa_branch): New function.
24888 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
24889 Reinstate 'y' modifier.
24890 (mips_file_start): Add MSA .gnu_attribute.
24891 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
24893 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
24894 (mips_class_max_nregs): Add register size for MSA supported mode.
24895 (mips_cannot_change_mode_class): Allow conversion between MSA
24896 vector modes and TImode.
24897 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
24899 (mips_secondary_reload_class): Force MSA loads/stores via memory.
24900 (mips_preferred_simd_mode): Add preffered modes for MSA.
24901 (mips_vector_mode_supported_p): Add MSA supported modes.
24902 (mips_autovectorize_vector_sizes): New function.
24903 (mips_msa_output_division): Likewise.
24904 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
24905 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
24906 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
24907 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
24908 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
24909 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
24910 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
24911 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
24912 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
24913 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
24914 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
24915 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
24916 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
24917 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
24918 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
24919 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
24920 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
24921 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
24922 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
24923 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
24924 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
24925 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
24926 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
24927 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
24928 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
24929 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
24930 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
24931 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
24932 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
24933 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
24934 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
24935 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
24936 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
24937 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
24938 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
24939 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
24940 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
24941 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
24942 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
24943 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
24944 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
24945 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
24946 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
24947 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
24948 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
24949 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
24950 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
24951 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
24952 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
24953 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
24954 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
24955 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
24956 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
24957 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
24958 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
24959 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
24960 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
24961 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
24962 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
24963 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
24964 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
24965 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
24966 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
24967 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
24968 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
24969 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
24970 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
24971 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
24972 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
24973 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
24974 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
24975 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
24976 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
24977 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
24978 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
24979 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
24980 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
24981 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
24982 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
24983 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
24984 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
24985 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
24986 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
24987 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
24988 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
24989 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
24990 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
24991 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
24992 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
24993 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
24994 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
24995 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
24996 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
24997 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
24998 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
24999 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
25000 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
25001 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
25002 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
25003 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
25004 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
25005 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
25006 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
25007 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
25008 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
25009 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
25010 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
25011 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
25012 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
25013 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
25014 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
25015 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
25016 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
25017 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
25018 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
25019 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
25020 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
25021 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
25022 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
25023 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
25024 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
25025 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
25026 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
25027 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
25028 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
25029 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
25030 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
25031 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
25032 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
25033 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
25034 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
25035 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
25036 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
25037 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
25038 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
25039 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
25040 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
25041 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
25042 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
25043 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
25044 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
25045 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
25046 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
25047 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
25048 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
25049 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
25050 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
25051 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
25052 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
25053 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
25054 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
25056 (mips_get_builtin_decl_index): New array.
25057 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
25058 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
25059 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
25060 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
25061 (mips_init_builtins): Initialize mips_get_builtin_decl_index
25063 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
25065 (mips_expand_builtin_insn): Prepare operands for
25066 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
25067 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
25068 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
25069 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
25070 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
25071 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
25072 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
25073 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
25074 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
25075 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
25076 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
25077 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
25078 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
25079 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
25080 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
25081 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
25082 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
25083 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
25084 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
25085 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
25086 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
25087 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
25088 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
25089 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
25090 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
25091 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
25092 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
25093 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
25094 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
25095 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
25096 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
25097 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
25098 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
25099 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
25100 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
25101 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
25102 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
25103 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
25104 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
25105 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
25106 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
25107 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
25108 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
25109 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
25110 These are set implicitly and an error is reported if overridden.
25111 (mips_expand_builtin_msa_test_branch): New function.
25112 (mips_expand_msa_shuffle): Likewise.
25113 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
25114 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
25115 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
25116 (mips_expand_vec_unpack): Add support for MSA.
25117 (mips_expand_vector_init): Likewise.
25118 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
25119 instead of const0_rtx.
25120 (mips_msa_vec_parallel_const_half): New function.
25121 (mips_gen_const_int_vector): Likewise.
25122 (mips_gen_const_int_vector_shuffle): Likewise.
25123 (mips_expand_msa_cmp): Likewise.
25124 (mips_expand_vec_cond_expr): Likewise.
25125 * config/mips/mips.h
25126 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
25127 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
25129 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
25130 (ISA_HAS_MSA): New macro.
25131 (UNITS_PER_MSA_REG): Likewise.
25132 (BITS_PER_MSA_REG): Likewise.
25133 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
25134 (MSA_REG_FIRST): New macro.
25135 (MSA_REG_LAST): Likewise.
25136 (MSA_REG_NUM): Likewise.
25137 (MSA_REG_P): Likewise.
25138 (MSA_REG_RTX_P): Likewise.
25139 (MSA_SUPPORTED_MODE_P): Likewise.
25140 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
25141 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
25142 * config/mips/mips.md: Include mips-msa.md.
25143 (alu_type): Add simd_add.
25144 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
25145 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
25146 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
25147 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
25148 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
25149 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
25150 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
25151 simd_move, simd_load, simd_store. Choose "multi" for moves
25153 (qword_mode): New attribute.
25154 (insn_count): Add instruction count for quad moves.
25155 Increase the count for MIPS SIMD division.
25156 (UNITMODE): Add UNITMODEs for vector types.
25157 (addsub): New code iterator.
25158 * config/mips/mips.opt (mmsa): New option.
25159 * config/mips/msa.h: New file.
25160 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
25162 * config/mips/mti-linux.h: Likewise.
25163 * config/mips/predicates.md
25164 (const_msa_branch_operand): New constraint.
25165 (const_uimm3_operand): Likewise.
25166 (const_uimm4_operand): Likewise.
25167 (const_uimm5_operand): Likewise.
25168 (const_uimm8_operand): Likewise.
25169 (const_imm5_operand): Likewise.
25170 (aq10b_operand): Likewise.
25171 (aq10h_operand): Likewise.
25172 (aq10w_operand): Likewise.
25173 (aq10d_operand): Likewise.
25174 (const_m1_operand): Likewise.
25175 (reg_or_m1_operand): Likewise.
25176 (const_exp_2_operand): Likewise.
25177 (const_exp_4_operand): Likewise.
25178 (const_exp_8_operand): Likewise.
25179 (const_exp_16_operand): Likewise.
25180 (const_vector_same_val_operand): Likewise.
25181 (const_vector_same_simm5_operand): Likewise.
25182 (const_vector_same_uimm5_operand): Likewise.
25183 (const_vector_same_uimm6_operand): Likewise.
25184 (const_vector_same_uimm8_operand): Likewise.
25185 (par_const_vector_shf_set_operand): Likewise.
25186 (reg_or_vector_same_val_operand): Likewise.
25187 (reg_or_vector_same_simm5_operand): Likewise.
25188 (reg_or_vector_same_uimm6_operand): Likewise.
25189 * doc/extend.texi (MIPS SIMD Architecture Functions): New
25191 * doc/invoke.texi (-mmsa): Document new option.
25193 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25195 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
25196 * configure: Regenerate.
25197 * config.in: Regenerate.
25198 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
25199 on -fvtable-verify.
25200 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
25201 (ENDFILE_VTV_SPEC): Define.
25203 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
25205 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
25206 registers in all interrupt handlers if necessary.
25207 (rl78_option_override): Add warning.
25208 (MUST_SAVE_MDUC_REGISTERS): New macro.
25209 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
25210 * config/rl78/rl78.c (check_mduc_usage): New function.
25211 (mduc_regs): New structure to hold MDUC register data.
25212 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
25213 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
25214 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
25215 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
25216 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
25217 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
25219 2016-05-09 Bin Cheng <bin.cheng@arm.com>
25221 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
25222 (tree-ssa-loop-niter.h): Ditto.
25223 (idx_within_array_bound, ref_within_array_bound): New functions.
25224 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
25225 Factor out check on writable base object to ...
25226 (base_object_writable): ... here.
25228 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25230 * config/arm/arm.md (probe_stack): Add modes to set source
25233 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
25235 * regrename.c (base_reg_class_for_rename): New static function.
25236 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
25238 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
25240 * cgraph.c (thunk_adjust): Export.
25241 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
25242 * cgraphunit.c (thunk_adjust): Export.
25243 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
25245 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
25247 * tree-inline.c (expand_call_inline): Expand thunks inline.
25249 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
25252 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
25253 (*sse2_vd_cvtss2sd): Ditto.
25254 * config/i386/i386.md
25255 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
25256 Generate *sse2_vd_cvtsd2ss pattern.
25257 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
25258 Generate *sse2_vd_cvtss2sd pattern.
25260 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
25262 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
25263 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
25266 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
25268 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
25269 * config/sh/sh.c: Define and declare variables on first use throughout
25271 (current_function_interrupt): Change to bool type.
25272 (frame_insn): Rename to emit_frame_insn and update users.
25273 (push_regs): Use bool for 'interrupt_handler' argument.
25274 (save_schedule_s): Remove.
25275 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
25276 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
25277 targetm.asm_out.unaligned_op.di.
25278 (gen_far_branch): Remove redundant forward declaration.
25279 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
25280 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
25281 (sh_set_return_address, sh_function_ok_for_sibcall,
25282 scavenge_reg): Update comments.
25283 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
25284 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
25285 (sh_attr_renesas_p): Remove unnecessary parentheses.
25286 (branch_dest): Simplify.
25287 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
25288 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
25289 (CUMULATIVE_ARGS): Change macro to typedef.
25290 (current_function_interrupt): Change to bool type.
25291 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
25292 Surround with __cplusplus ifdef.
25293 (sh_compare_op0, sh_compare_op1): Remove.
25294 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
25296 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
25298 * config/arm/arm.md (arch): Add neon.
25299 (arch_enabled): Return yes for arch neon when TARGET_NEON.
25300 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
25301 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
25302 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
25303 attributes for alt renumbering. Mark alt 3 as non-predicable.
25304 (thumb2_movdf_vfp): Likewise.
25306 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
25308 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
25309 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
25310 (*andqi_1): Add preferred_for_speed attribute to disparage
25311 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
25312 (*<code>qi_1): Ditto.
25313 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
25314 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
25315 (*ashlqi3_1): Ditto.
25316 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
25317 Add preferred_for_size attribute to disparage alternative 0 and
25318 preferred_for_speed attribute to disparage alternative 1 for
25319 TARGET_PARTIAL_REG_STALL targets.
25321 2016-05-07 Tom de Vries <tom@codesourcery.com>
25323 PR tree-optimization/70956
25324 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
25327 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
25329 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
25330 * config/sh/sh.c (sh_cbranch_distance): Implement it.
25331 * config/sh/sh.md (branch_zero): Remove define_attr.
25332 (define_delay): Disable delay slot if branch distance is one insn.
25334 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25336 * config/i386/i386.md (LEAMODE): New mode attribute.
25337 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
25338 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
25339 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
25340 operand 2 predicate.
25341 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
25342 (*lea<mode>_general_3): Ditto.
25343 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
25345 2016-05-06 Jakub Jelinek <jakub@redhat.com>
25347 * genmddump.c (main): Convert argv from char ** to const char **.
25349 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25351 * coretypes.h (OVERRIDE): New macro.
25352 (FINAL): New macro.
25354 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
25356 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
25357 allow coalescing if the types are compatible.
25359 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25361 * pass_manager.h (pass_manager::register_pass_name): New method.
25362 (pass_manager::get_pass_by_name): New method.
25363 (pass_manager::create_pass_tab): New method.
25364 (pass_manager::m_name_to_pass_map): New field.
25365 * passes.c (name_to_pass_map): Delete global in favor of field
25366 "m_name_to_pass_map" of pass_manager.
25367 (register_pass_name): Rename from a function to...
25368 (pass_manager::register_pass_name): ...this method, updating
25369 for renaming of global "name_to_pass_map" to field
25370 "m_name_to_pass_map".
25371 (create_pass_tab): Rename from a function to...
25372 (pass_manager::create_pass_tab): ...this method, updating
25373 for renaming of global "name_to_pass_map" to field.
25374 (get_pass_by_name): Rename from a function to...
25375 (pass_manager::get_pass_by_name): ...this method.
25376 (enable_disable_pass): Convert use of get_pass_by_name to
25377 a method call, locating the pass_manager singleton.
25379 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25381 * genattr-common.c (main): Convert argv from char ** to const char **.
25382 * genattr.c (main): Likewise.
25383 * genattrtab.c (main): Likewise.
25384 * genautomata.c (initiate_automaton_gen): Likewise.
25386 * gencodes.c (main): Likewise.
25387 * genconditions.c (main): Likewise.
25388 * genconfig.c (main): Likewise.
25389 * genconstants.c (main): Likewise.
25390 * genemit.c (main): Likewise.
25391 * genenums.c (main): Likewise.
25392 * genextract.c (main): Likewise.
25393 * genflags.c (main): Likewise.
25394 * genmddeps.c (main): Likewise.
25395 * genopinit.c (main): Likewise.
25396 * genoutput.c (main): Likewise.
25397 * genpeep.c (main): Likewise.
25398 * genpreds.c (main): Likewise.
25399 * genrecog.c (main): Likewise.
25400 * gensupport.c (init_rtx_reader_args_cb): Likewise.
25401 (init_rtx_reader_args): Likewise.
25402 * gensupport.h (init_rtx_reader_args_cb): Likewise.
25403 (init_rtx_reader_args): Likewise.
25404 * gentarget-def.c (main): Likewise.
25405 * read-md.c (read_md_files): Likewise.
25406 * read-md.h (read_md_files): Likewise.
25408 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25410 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
25411 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
25412 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
25413 Remove unused predicate.
25414 (register_and_not_fp_reg_operand): Ditto.
25416 2016-05-06 Martin Liska <mliska@suse.cz>
25418 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
25419 instead of vec as the vector is local to the function.
25421 2016-05-06 Jakub Jelinek <jakub@redhat.com>
25423 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
25424 avx512bw alternative.
25426 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
25427 before the ashr<mode>3 pattern.
25429 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
25430 v instead of x in vex or maybe_vex alternatives, use
25431 maybe_evex instead of vex in prefix.
25433 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
25434 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
25435 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
25436 in vex or maybe_vex alternatives, use maybe_evex instead of vex
25439 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
25440 v instead of x in vex or maybe_vex alternatives, use
25441 maybe_evex instead of vex in prefix.
25443 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
25444 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
25445 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
25446 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
25447 alternatives, use maybe_evex instead of vex in prefix.
25449 * config/i386/sse.md (vec_interleave_lowv4sf,
25450 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
25451 v instead of x in vex or maybe_vex alternatives, use
25452 maybe_evex instead of vex in prefix.
25454 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
25455 v instead of x in vex or maybe_vex alternatives, use
25456 maybe_evex instead of vex in prefix.
25458 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
25459 v constraint instead of x.
25461 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
25463 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
25464 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
25467 2016-05-06 Richard Biener <rguenther@suse.de>
25469 PR tree-optimization/70948
25470 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
25471 Properly clobber all fields of va_list for __builtin_va_start.
25473 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
25476 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
25477 loop latch destination.
25479 2016-05-06 Martin Liska <mliska@suse.cz>
25481 * tree-ssa-uninit.c: Apply manual changes
25482 to the GNU coding style.
25483 (prune_uninit_phi_opnds): Rename from
25484 prune_uninit_phi_opnds_in_unrealizable_paths.
25486 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25488 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
25489 mspace): Remove deprecated options.
25490 * doc/invoke.texi (SH options): Remove -mspace.
25492 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25494 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
25496 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25498 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
25499 corresponding combine split pattern.
25501 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25504 * config/sh/predicates.md (long_displacement_mem_operand): New.
25505 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
25506 Add movi20, movi20s alternatives. Adjust length attribute for
25508 (movsi_ie): Allow for any FPU. Adjust length attribute for
25510 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
25511 attribute for alternatives.
25512 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
25513 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
25514 length attribute for alternatives.
25516 2016-05-06 Richard Biener <rguenther@suse.de>
25518 PR tree-optimization/70960
25519 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
25521 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25524 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
25525 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
25527 2016-05-06 Marek Polacek <polacek@redhat.com>
25530 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
25532 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25535 * config/sh/sh.md (*rotcr): Add another variant.
25537 2016-05-06 Richard Biener <rguenther@suse.de>
25539 PR middle-end/70931
25540 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
25542 2016-05-06 Richard Biener <rguenther@suse.de>
25544 PR middle-end/70941
25545 * fold-const.c (split_tree): Always convert to the original type
25548 2016-05-06 Richard Biener <rguenther@suse.de>
25550 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
25551 (fwprop_addr): Likewise.
25553 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25556 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
25558 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
25559 * config/i386/i386.md (push mem splitter): Use find_constant_src in
25560 the splitter condition.
25561 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
25562 the splitter condition.
25563 (FP float_extend load splitter): Ditto.
25565 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
25567 * config/i386/i386.md (peehole2 patterns): Change true_regnum
25568 to REGNO in all peephole2 patterns.
25569 (post-reload splitters): Change true_regnum to REGNO in
25570 post-reload splitters.
25571 (zero_extend splitters): Use general_reg_operand and
25572 nonimmediate_gr_operand predicates.
25574 2016-05-05 Jakub Jelinek <jakub@redhat.com>
25576 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
25577 v constraint instead of x.
25579 2016-05-05 Alan Modra <amodra@gmail.com>
25582 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
25583 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
25584 TARGET_NO_FP_IN_TOC for -mrelocatable.
25585 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
25586 TARGET_RELOCATABLE test.
25587 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25588 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25589 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25590 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25591 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25592 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25593 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25594 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25595 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
25596 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25598 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
25599 (rs6000_stack_info): Likewise.
25600 (rs6000_elf_asm_out_constructor): Likewise.
25601 (rs6000_elf_asm_out_destructor): Likewise.
25602 (rs6000_elf_declare_function_name): Likewise.
25603 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
25604 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
25607 2016-05-05 Alan Modra <amodra@gmail.com>
25609 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
25611 2016-05-05 Alan Modra <amodra@gmail.com>
25613 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
25614 out-of-line gpr restore for one or two regs if that would add
25617 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
25620 * config/i386/i386.md
25621 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
25622 Change to post-epilogue_completed late splitter. Use sse_reg_operand
25623 as operand 0 predicate.
25624 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
25626 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
25627 Ditto. Emit the pattern using RTX.
25629 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
25630 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
25631 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
25632 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
25634 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
25635 sse_reg_operand as operand 0 predicate.
25637 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
25638 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
25639 instead of gen_rtx_REG.
25640 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
25643 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25645 * function.c (emit_use_return_register_into_block): Delete.
25646 (gen_return_pattern): Delete.
25647 (emit_return_into_block): Delete.
25648 (active_insn_between): Delete.
25649 (convert_jumps_to_returns): Delete.
25650 (emit_return_for_exit): Delete.
25651 (thread_prologue_and_epilogue_insns): Delete all code dealing with
25652 simple_return for shrink-wrapped blocks.
25653 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
25654 end of blocks that need one.
25655 (get_unconverted_simple_return): Delete.
25656 (convert_to_simple_return): Delete.
25657 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
25658 (convert_to_simple_return): Ditto.
25660 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25662 * cfgcleanup.c (bb_is_just_return): New function.
25663 (try_optimize_cfg): Simplify jumps to return, branches to return,
25664 and branches around return.
25666 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25668 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
25669 branch to a return.
25671 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25675 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
25676 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
25677 assert flags & OEP_HASH_CHECK, instead of asserting it
25678 never happens. Handle TARGET_EXPR.
25679 * fold-const.c (operand_equal_p): For hash verification,
25680 or in OEP_HASH_CHECK into flags.
25682 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
25684 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
25686 (compute_samebase_partition_bases): Fix typo.
25688 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25690 * config/i386/sse.md (vec_interleave_highv8sf,
25691 vec_interleave_lowv8sf, vec_interleave_highv4df,
25692 vec_interleave_lowv4df): Remove constraints from expanders.
25694 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
25696 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25698 * tree-inline.c (expand_call_inline): Fix path dealing with
25699 making lhs of call statement undefined.
25701 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25703 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
25704 Check availability on NODE, too.
25705 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
25706 (cgraph_node::call_for_symbol_and_aliases): Likewise.
25707 (varpool_node::call_for_symbol_and_aliase): Likewise.
25708 * ipa-pure-const.c (add_new_function): Analyze all bodies.
25709 (propagate_pure_const): Propagate across interposable functions, too.
25710 (skip_function_for_local_pure_const): Do not skip interposable bodies
25712 (pass_local_pure_const::execute): Update.
25714 2016-05-04 Marek Polacek <polacek@redhat.com>
25716 * doc/invoke.texi: Document -Wdangling-else.
25718 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25720 * config.gcc: Error out when conflicting multilib is detected. Do not
25721 loop over multilibs since no combination is legal.
25723 2016-05-04 Alan Modra <amodra@gmail.com>
25725 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
25726 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
25727 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25730 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
25732 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
25733 Clean up p5600 comments.
25735 2016-05-04 Richard Biener <rguenther@suse.de>
25737 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
25738 constructor simplifications.
25739 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
25741 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
25743 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
25744 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
25745 result.set_rtx is null instead of aborting.
25746 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
25748 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
25749 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
25750 *mov<mode>_store_postinc): New patterns.
25752 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
25754 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
25755 as commutative. Check both conversions are NOP.
25756 ((A & B) OP (C & B)): Remove.
25758 2016-05-04 Alan Modra <amodra@gmail.com>
25760 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
25762 2016-05-04 Alan Modra <amodra@gmail.com>
25765 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
25766 when cr2,3,4 are all fixed regs.
25768 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
25770 PR rtl-optimization/57193
25771 * opts.c (default_options_table): Revert OPT_frename_registers change.
25772 * doc/invoke.texi (-frename-registers, -O2): Likewise.
25774 2016-05-03 Martin Sebor <msebor@redhat.com>
25777 * builtins.c (fold_builtin_FILE): New function.
25778 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
25779 (fold_builtin_0): Call them.
25780 * gimplify.c (gimplify_call_expr): Remove the handling of
25781 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
25784 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
25785 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
25789 * doc/extend.texi (Function Names as Strings): Update __func__,
25790 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
25793 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25794 Richard Biener <rguenther@suse.de>
25796 PR tree-optimization/70916
25797 * tree-if-conv.c: Include cfganal.h.
25798 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
25799 and remove_fake_exit_edges around the optimization pass.
25801 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
25803 * cgraph.c (symbol_table::create_edge): Set inline_failed.
25804 (cgraph_edge::make_direct): Likewise.
25805 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
25806 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
25807 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
25808 (CIF_THUNK): New code.
25809 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
25810 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
25811 (compute_inline_parameters): Set inline_failed for thunks.
25812 (inline_analyze_function): Cleanup.
25813 * ipa-inline.c (can_inline_edge_p): Do not deal with
25814 call_stmt_cannot_inline_p.
25815 (can_early_inline_edge_p): Likewise.
25816 (early_inliner): Initialize inline_failed.
25817 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
25819 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
25821 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
25822 from nonimm_ssenomem_operand.
25823 (nonimm_ssenomem_operand): New predicate.
25824 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
25825 as operand 0 predicate.
25826 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
25827 Disable unsupported alternatives using "enabled" attribute.
25828 Use register_ssemem_operand as operand 0 predicate.
25829 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
25831 2016-05-03 Marek Polacek <polacek@redhat.com>
25834 * input.c (expansion_point_location): New function.
25835 * input.h (expansion_point_location): Declare.
25837 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
25839 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
25840 occurence with frame_offset_ ones.
25842 2016-05-03 Alan Modra <amodra@gmail.com>
25844 PR rtl-optimization/70890
25845 * ira.c (combine_and_move_insns): When moving def_insn, remove
25846 equivs on use_insn.
25848 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
25850 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
25851 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
25852 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
25853 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
25855 2016-05-03 Alan Modra <amodra@gmail.com>
25857 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
25858 for SAVE_MULTIPLE/STORE_MULTIPLE.
25860 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25862 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
25863 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
25865 2016-05-03 Richard Biener <rguenther@suse.de>
25867 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
25869 (gimplify_arg): Likewise.
25870 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
25871 re-writing the result to a decl if required.
25872 (internal_get_tmp_var): Add allow_ssa parameter
25873 and override into_ssa with it.
25874 (get_formal_tmp_var): Adjust.
25875 (get_initialized_tmp_var): Add allow_ssa parameter.
25876 (gimplify_arg): Add allow_ssa parameter and avoid generating
25877 SSA names for the result false.
25878 (gimplify_call_expr): If the call may return twice do not
25879 gimplify parameters into SSA.
25880 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
25881 (gimplify_modify_expr): Adjust assert. For noreturn calls
25882 with a SSA name LHS adjust its def.
25883 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
25884 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
25885 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
25886 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
25887 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
25888 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
25889 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
25890 (optimize_target_teams): Do not allow SSA names for clause operands.
25891 (gimplify_expr): Likewise for where we mark the result addressable.
25892 * passes.def (pass_init_datastructures): Remove.
25893 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
25894 (rewrite_stmt): Likewise.
25895 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
25896 (replace_locals_op): Replace SSA names.
25897 (copy_gimple_seq_and_replace_locals): Init src_cfun.
25898 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
25899 * cgraph.c (release_function_body): Free CFG annotations only
25900 when we have a CFG. Simplify.
25901 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
25902 force_gimple_operand instead of get_initialized_tmp_var.
25903 * tree-pass.h (make_pass_init_datastructures): Remove.
25904 * tree-ssa.c (execute_init_datastructures): Remove.
25905 (pass_data_init_datastructures): Likewise.
25906 (class pass_init_datastructures): Likewise.
25907 (make_pass_init_datastructures): Likewise.
25908 * omp-low.c (create_omp_child_function): Init SSA data structures.
25909 (grid_expand_target_grid_body): Likewise.
25910 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
25911 name before adding it to names_to_release.
25912 (remove_bb): Always release SSA defs.
25913 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
25914 before dereferencing it.
25915 * cgraphunit.c (init_lowered_empty_function): Always
25916 int SSA data structures.
25917 * tree-ssanames.c (release_defs): Remove assert that we are in
25919 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
25921 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25922 Uros Bizjak <ubizjak@gmail.com>
25924 PR rtl-optimization/70467
25925 * config/i386/predicates.md (x86_64_hilo_int_operand,
25926 x86_64_hilo_general_operand): New predicates.
25927 * config/i386/constraints.md (Wd): New constraint.
25928 * config/i386/i386.md (mode attr di): Use Wd instead of e.
25929 (general_hilo_operand): New mode attr.
25930 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
25931 instead of <general_operand>.
25932 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
25933 x86_64_hilo_general_operand instead of <general_operand>.
25935 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25937 PR tree-optimization/70916
25938 * tree-if-conv.c (constant_or_ssa_name): Removed.
25939 (fold_build_cond_expr): Use is_gimple_val instead of
25940 constant_or_ssa_name.
25942 PR tree-optimization/70916
25943 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
25944 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
25947 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
25948 (optimize_atomic_bit_test_and): New function.
25949 (pass_fold_builtins::execute): Use it.
25950 * optabs.def (atomic_bit_test_and_set_optab,
25951 atomic_bit_test_and_complement_optab,
25952 atomic_bit_test_and_reset_optab): New optabs.
25953 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
25954 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
25955 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
25956 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
25957 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
25958 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
25959 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
25960 * doc/md.texi (atomic_bit_test_and_set@var{mode},
25961 atomic_bit_test_and_complement@var{mode},
25962 atomic_bit_test_and_reset@var{mode}): Document.
25963 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
25964 atomic_bit_test_and_complement<mode>,
25965 atomic_bit_test_and_reset<mode>): New expanders.
25966 (atomic_bit_test_and_set<mode>_1,
25967 atomic_bit_test_and_complement<mode>_1,
25968 atomic_bit_test_and_reset<mode>_1): New insns.
25970 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
25972 PR rtl-optimization/70687
25973 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
25974 instead of unsigned HOST_WIDE_INT.
25976 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
25978 PR rtl-optimization/44281
25979 * hard-reg-set.h (struct target_hard_regs): New field
25980 x_fixed_nonglobal_reg_set.
25981 (fixed_nonglobal_reg_set): New macro.
25982 * reginfo.c (init_reg_sets_1): Initialize it.
25983 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
25985 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
25987 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25989 PR tree-optimization/56541
25990 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
25991 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
25992 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
25993 (any_complicated_phi): new static variable.
25994 (aggressive_if_conv): delete.
25995 (if_convertible_phi_p): support phis with more than two arguments.
25996 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
25997 critical pred edges.
25998 (ifcvt_split_critical_edges): support phis with more than two
25999 arguments by checking new parameter. only split critical edges
26001 (tree_if_conversion): handle simd pragma marked loop using new
26002 local variable aggressive_if_conv. check any_complicated_phi.
26004 2016-05-03 Bin Cheng <bin.cheng@arm.com>
26006 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
26009 2016-05-03 Bin Cheng <bin.cheng@arm.com>
26011 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
26014 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
26016 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
26017 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
26018 define_insn_and_split.
26019 (mulsi3_i): New define_insn_and_split.
26020 (mulsi3_call): Convert to define_insn.
26021 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
26022 Remove constraints.
26024 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26026 * machmode.h (mode_complex): Add support to give the complex mode
26028 (GET_MODE_COMPLEX_MODE): Likewise.
26029 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
26030 stored by build_complex_type and gfc_build_complex_type instead of
26031 trying to figure out the appropriate mode based on the size. Raise
26032 an assertion error, if the type was not set.
26033 * genmodes.c (struct mode_data): Add field for the complex type of
26035 (blank_mode): Likewise.
26036 (make_complex_modes): Remember the complex mode created in the
26038 (emit_mode_complex): Write out the mode_complex array to map a
26039 type mode to the complex version.
26040 (emit_insn_modes_c): Likewise.
26041 * tree.c (build_complex_type): Set the complex type to use before
26042 calling layout_type.
26043 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
26044 support for __float128 complex datatypes.
26045 (rs6000_hard_regno_mode_ok): Likewise.
26046 (rs6000_setup_reg_addr_masks): Likewise.
26047 (rs6000_complex_function_value): Likewise.
26048 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
26049 __float128 and __ibm128 complex.
26050 (FLOAT128_IBM_P): Likewise.
26051 (ALTIVEC_ARG_MAX_RETURN): Likewise.
26052 * doc/extend.texi (Additional Floating Types): Document that
26053 -mfloat128 must be used to enable __float128. Document complex
26054 __float128 and __ibm128 support.
26056 2016-05-02 Jakub Jelinek <jakub@redhat.com>
26059 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
26060 char/short arguments promoted to int because of promote_prototypes.
26062 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
26064 * config/i386/predicates.md (register_ssemem_operand): New predicate.
26065 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
26066 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
26067 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
26068 alternatives using "enabled" attribute. Use register_ssemem_operand
26069 as operand 1 predicate.
26070 (*cmpi<unord>xf_i387): Split XFmode pattern from
26071 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
26072 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
26073 *absneg<mode>2_i387. Disable unsupported alternatives using
26074 "enabled" attribute.
26075 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
26077 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
26079 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
26081 (oacc_loop_process): Check mask for loop termination.
26083 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
26085 * cif-code.def (CIF_THUNK): Add.
26086 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
26089 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
26091 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
26092 (dump_inline_summary): Dump it.
26093 (fp_expression_p): New predicate.
26094 (estimate_function_body_sizes): Use it.
26095 (inline_merge_summary): Merge fp_expressions.
26096 (inline_read_section): Read fp_expressions.
26097 (inline_write_summary): Write fp_expressions.
26098 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
26099 codegen boundary if either caller or callee is !fp_expressions.
26100 * ipa-inline.h (inline_summary): Add fp_expressions.
26101 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
26102 to fp_expressions be sure the fp generation flags are updated.
26104 2016-05-02 Jakub Jelinek <jakub@redhat.com>
26106 PR rtl-optimization/70467
26107 * cse.c (cse_insn): Handle no-op MEM moves after folding.
26109 PR rtl-optimization/70467
26110 * ipa-pure-const.c (check_call): Handle internal calls even in
26111 ipa mode like in local mode.
26113 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
26115 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
26117 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
26119 * match.pd (X u< X, X u> X): New transformations.
26121 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
26123 * flag-types.h (enum warn_strict_overflow_code): Move ...
26124 * coretypes.h: ... here.
26125 * fold-const.h (fold_overflow_warning): Declare.
26126 * fold-const.c (fold_overflow_warning): Make non-static.
26127 (fold_comparison): Move the transformation of X +- C1 CMP C2
26128 into X CMP C2 -+ C1 ...
26129 * match.pd: ... here.
26130 * gimple-fold.c (fold_stmt_1): Protect with
26131 fold_defer_overflow_warnings.
26133 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
26135 * omp-low.c (struct oacc_loop): Add 'inner' field.
26136 (new_oacc_loop_raw): Initialize it to zero.
26137 (oacc_loop_fixed_partitions): Initialize it.
26138 (oacc_loop_auto_partitions): Partition outermost loop to outermost
26139 available partitioning.
26141 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26143 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
26145 (umulsidi3): Likewise.
26146 (indirect_jump): Fix jump instruction assembly patterns.
26148 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
26151 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
26152 (nvptx_function_value): Assert non-NULL cfun.
26154 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
26156 PR rtl-optimization/70886
26157 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
26159 * cselib.h (rtx_equal_for_cselib_1): Declare.
26160 (rtx_equal_for_cselib_p: New inline function.
26161 * cselib.c (rtx_equal_for_cselib_p): Delete.
26162 (rtx_equal_for_cselib_1): Make public.
26164 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
26166 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
26167 (register_mixssei387nonimm_operand): Remove predicate.
26168 * config/i386/i386.md (*fop_<mode>_comm): Merge from
26169 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
26170 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
26171 for TARGET_MIX_SSE_I387 alternatives.
26172 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
26173 Disable unsupported alternatives using "enabled" attribute. Use
26174 nonimm_ssenomem_operand as operand 1 predicate. Also check
26175 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
26177 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26179 * tree.c (cst_and_fits_in_hwi): Simplify.
26181 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26183 * tree.h (wi::to_wide): New function.
26184 * expr.c (expand_expr_real_1): Use wi::to_wide.
26185 * fold-const.c (int_const_binop_1): Likewise.
26186 (extract_muldiv_1): Likewise.
26188 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26190 * wide-int.h: Update offset_int and widest_int documentation.
26191 (WI_SIGNED_SHIFT_RESULT): New macro.
26192 (wi::binary_shift): Define signed_shift_result_type for
26193 shifts on offset_int- and widest_int-like types.
26194 (generic_wide_int): Support <<= and >>= if << and >> are supported.
26195 * tree.h (int_bit_position): Use shift operators instead of wi::
26197 * alias.c (adjust_offset_for_component_ref): Likewise.
26198 * expr.c (get_inner_reference): Likewise.
26199 * fold-const.c (fold_comparison): Likewise.
26200 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
26201 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
26202 * tree-dfa.c (get_ref_base_and_extent): Likewise.
26203 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
26204 (stmt_kills_ref_p): Likewise.
26205 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
26206 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
26207 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26208 (ao_ref_init_from_vn_reference): Likewise.
26210 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26212 * wide-int.h: Update offset_int and widest_int documentation.
26213 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
26214 (wi::binary_traits): Allow ordered comparisons between offset_int and
26215 offset_int, between widest_int and widest_int, and between either
26216 of these types and basic C types.
26217 (operator <, <=, >, >=): Define for the same combinations.
26218 * tree.h (tree_int_cst_lt): Use comparison operators instead
26219 of wi:: comparisons.
26220 (tree_int_cst_le): Likewise.
26221 * gimple-fold.c (fold_array_ctor_reference): Likewise.
26222 (fold_nonarray_ctor_reference): Likewise.
26223 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
26224 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
26225 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
26226 * tree-sra.c (completely_scalarize): Likewise.
26227 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
26228 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
26229 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
26230 (check_for_binary_op_overflow): Likewise.
26231 (search_for_addr_array): Likewise.
26232 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
26234 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26236 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
26237 (arc_save_restore): Likewise.
26238 (arc_dwarf_register_span): Likewise.
26239 (arc_output_pic_addr_const): Initialize suffix variable.
26241 2016-05-02 Martin Liska <mliska@suse.cz>
26243 * symbol-summary.h (function_summary::function_summary):
26244 Remove checking assert for all cgraph nodes.
26245 (function_summary::get): Check summary_uid.
26246 (symtab_insertion): Check summary_uid.
26248 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26250 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
26251 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
26252 bmaskn instruction.
26253 (arc_dwarf_register_span): Remove enum keyword.
26254 (compact_memory_operand_p): New function.
26255 * config/arc/arc.h (reg_class): Add code density register classes.
26256 (REG_CLASS_NAMES): Likewise.
26257 (REG_CLASS_CONTENTS): Likewise.
26258 * config/arc/arc.md (*movqi_insn): Add code density instructions.
26259 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
26260 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
26261 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
26262 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
26264 (h, Rcd, Rsd, Rzd): New register constraints.
26265 (T): Use compact_memory_operand_p function.
26266 * config/arc/predicates.md (compact_load_memory_operand): Remove.
26268 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
26270 * config/sh/sh.md (*negnegt, *movtt): Remove.
26272 2016-05-02 Marek Polacek <polacek@redhat.com>
26273 Tom de Vries <tom@codesourcery.com>
26275 PR tree-optimization/70700
26276 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
26277 bigger than FIRST_REF_NODE.
26279 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
26282 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
26284 (prepare_cbranch_operands): Don't use scratch register. Assume that
26285 function is used when pseudos can be created.
26286 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
26287 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
26288 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
26289 define_expand. Allow it only when pseudos can be created.
26290 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
26292 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
26294 * config/i386/constraints.md (BC): Only allow -1 operands.
26295 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
26296 Add "enabled" attribute. Update XI mode attribute calculation.
26297 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
26298 (*movoi_internal_avx): Update XI mode attribute calculation.
26299 (*movti_internal): Ditto.
26301 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26303 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
26304 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
26306 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
26308 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
26309 statement on instruction code. Remove trailing spaces.
26310 (altivec_expand_stv_builtin): Likewise.
26312 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26314 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
26315 (TARGET_FPU_DOUBLE): Simplify.
26316 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
26317 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
26318 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
26319 with 'TARGET_FPU_DOUBLE'.
26320 * config/sh/sh.md: Likewise.
26322 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
26324 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
26325 SH_DIV_STR_FOR_SIZE): Remove.
26326 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
26327 SH_DIV_STR_FOR_SIZE): Remove.
26329 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26331 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
26332 logical_reg_operand): Delete.
26333 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
26334 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
26335 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
26336 match_operand and match_test.
26337 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
26338 variables on their first use. Return bool values.
26339 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
26340 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
26341 arith_reg_operand for input operand. Remove empty constraints.
26343 (*xorsi3_compact): Rename to xorsi3.
26344 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
26345 (*zero_extend<mode>si2_disp_mem): Update comment.
26348 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
26350 * config/sh/t-sh: Remove SH5 support.
26351 * config.gcc: Likewise.
26352 * configure: Likewise.
26354 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26356 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
26358 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
26360 * config/sh/sh.c (register_sh_passes, sh_option_override,
26361 sh_print_operand, prepare_move_operands,
26362 sh_can_follow_jump): Remove TARGET_SH1 checks.
26363 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
26364 PROMOTE_MODE): Likewise.
26365 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
26368 2016-04-30 Alan Modra <amodra@gmail.com>
26370 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
26371 restoring when fixed_reg_p, but allow out-of-line or stmw save.
26372 Check for user regs later to avoid unnecessary looping over regs.
26373 Merge user reg check with non-saved reg check. Don't force
26374 inline VR restore when static chain used.
26375 (rs6000_frame_related): Omit eh_frame info for user regs when
26377 (fixed_regs_p): Delete.
26379 2016-04-30 Alan Modra <amodra@gmail.com>
26381 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
26382 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
26385 2016-04-30 Alan Modra <amodra@gmail.com>
26388 * config/rs6000/rs6000.c (fixed_reg_p): New function.
26389 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
26392 2016-04-30 Alan Modra <amodra@gmail.com>
26394 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
26395 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
26396 flag_pic test for Darwin.
26398 2016-04-30 Alan Modra <amodra@gmail.com>
26400 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
26401 throw_calls_crossed.
26402 (REG_FREQ_CALLS_CROSSED): Delete.
26403 (REG_N_THROWING_CALLS_CROSSED): Delete.
26404 * regstat.c (regstat_bb_compute_ri): Don't calculate
26405 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
26406 (dump_reg_info): Don't print call cross frequency.
26407 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
26408 and REG_N_THROWING_CALLS_CROSSED.
26410 2016-04-30 Alan Modra <amodra@gmail.com>
26412 * regs.h (struct reg_info_t): Delete live_length.
26413 (REG_LIVE_LENGTH): Delete macro.
26414 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
26415 local_live, local_processed and local_live_last_luid params.
26416 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
26418 (regstat_compute_ri): Adjust for above. Don't set
26420 (dump_reg_info): Don't print live length.
26421 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
26422 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
26423 Localize loop_depth var.
26425 2016-04-30 Alan Modra <amodra@gmail.com>
26427 * ira.c (enum valid_equiv): New.
26428 (validate_equiv_mem): Return enum.
26429 (update_equiv_mem): Create replacement in more cases.
26430 (add_store_equivs): Update validate_equiv_mem call.
26432 2016-04-30 Alan Modra <amodra@gmail.com>
26434 * ira.c (combine_and_move_insns): Rather than scanning insns,
26435 use DF infrastucture to find use and def insns.
26437 2016-04-30 Alan Modra <amodra@gmail.com>
26439 ira.c (combine_and_move_insns): Move invariant conditions..
26440 (ira.c): ..to here. Call combine_and_move_insns before
26441 add_store_equivs. Call grow_reg_equivs later. Allocate
26442 req_equiv later using max_reg_num() rather than global max_regno.
26443 (contains_replace_regs): Delete.
26444 (add_store_equivs): Remove contains_replace_regs test.
26446 2016-04-30 Alan Modra <amodra@gmail.com>
26448 * ira.c (struct equiv_mem_data): New.
26449 (equiv_mem, equiv_mem_modified): Delete static vars.
26450 (validate_equiv_mem_from_store): Use "data" param to communicate..
26451 (validate_equiv_mem): ..from here.
26453 2016-04-30 Alan Modra <amodra@gmail.com>
26455 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
26457 (update_reg_equivs): ..here. Move allocation and freeing of
26458 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
26459 end_alias_analysis to..
26462 2016-04-30 Alan Modra <amodra@gmail.com>
26464 * ira.c (pdx_subregs): Delete.
26465 (struct equivalence): Add pdx_subregs field.
26466 (set_paradoxical_subreg): Remove pdx_subregs param. Update
26467 pdx_subregs access.
26468 (update_equiv_regs): Don't create or free pdx_subregs. Update
26469 pdx_subregs access.
26471 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26473 * config/rs6000/altivec.h: Change definitions of vec_xl and
26475 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
26476 (LD_ELEMREV_V2DI): New.
26477 (LD_ELEMREV_V4SF): New.
26478 (LD_ELEMREV_V4SI): New.
26479 (LD_ELEMREV_V8HI): New.
26480 (LD_ELEMREV_V16QI): New.
26481 (ST_ELEMREV_V2DF): New.
26482 (ST_ELEMREV_V2DI): New.
26483 (ST_ELEMREV_V4SF): New.
26484 (ST_ELEMREV_V4SI): New.
26485 (ST_ELEMREV_V8HI): New.
26486 (ST_ELEMREV_V16QI): New.
26489 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
26490 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
26491 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
26492 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
26493 (altivec_expand_builtin): Add handling for
26494 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
26495 (rs6000_invalid_builtin): Add error-checking for
26496 RS6000_BTM_P9_VECTOR.
26497 (altivec_init_builtins): Define builtins used to implement vec_xl
26499 (rs6000_builtin_mask_names): Define power9-vector.
26500 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
26501 (RS6000_BTM_P9_VECTOR): Define.
26502 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
26503 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
26504 (vsx_ld_elemrev_v2df): Likewise.
26505 (vsx_ld_elemrev_v4sf): Likewise.
26506 (vsx_ld_elemrev_v4si): Likewise.
26507 (vsx_ld_elemrev_v8hi): Likewise.
26508 (vsx_ld_elemrev_v16qi): Likewise.
26509 (vsx_st_elemrev_v2df): Likewise.
26510 (vsx_st_elemrev_v2di): Likewise.
26511 (vsx_st_elemrev_v4sf): Likewise.
26512 (vsx_st_elemrev_v4si): Likewise.
26513 (vsx_st_elemrev_v8hi): Likewise.
26514 (vsx_st_elemrev_v16qi): Likewise.
26515 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
26518 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
26520 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
26522 (simplify_control_stmt_condition_1): ... here. Recurse into
26523 BIT_AND_EXPRs and BIT_IOR_EXPRs.
26525 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
26528 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
26529 (zero_extendqi<mode>2_dot): Revert earlier conversion from
26530 define_insn_and_split to define_insn.
26531 (zero_extendqi<mode>2_dot2): Same.
26532 (extendqi<mode>2_dot): Same.
26533 (extendqi<mode>2_dot2): Same.
26535 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26537 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
26538 (probe_stack): New expander.
26539 (probe_stack_<mode>): New insn pattern.
26541 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26543 * config/i386/i386.md
26544 (operations with memory inputs setting flags peephole2):
26545 Remove uneeded REG_P checks. Cleanup pattern generation.
26547 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
26549 * tree-vect-loop.c (vect_transform_loop): Fix
26550 nb_iterations_upper_bound computation for vectorized loop.
26552 2016-04-29 Marek Polacek <polacek@redhat.com>
26553 Jakub Jelinek <jakub@redhat.com>
26556 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
26557 TARGET_EXPR_SLOT as a base.
26559 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
26561 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
26562 with 'rCm2' constraints to limit possible immediate size.
26563 (*load_zeroextendqisi_update): Likewise.
26564 (*load_signextendqisi_update): Likewise.
26565 (*loadhi_update): Likewise.
26566 (*load_zeroextendhisi_update): Likewise.
26567 (*load_signextendhisi_update): Likewise.
26568 (*loadsi_update): Likewise.
26569 (*loadsf_update): Likewise.
26571 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26573 * config/i386/predicates.md (constm1_operand): Fix comparison.
26575 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26577 * testsuite/gcc.target/arc/ieee_eq.c: New test.
26579 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
26581 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
26582 remaining SH5 related settings.
26583 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
26584 shmedia_prepare_call_address): Delete.
26585 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
26586 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
26587 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
26588 UNSUPPORTED_SH2A): Remove m5 checks.
26589 (sh_divide_strategy_e): Remove SH5 division strategies.
26590 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
26591 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
26593 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
26595 * config/s390/s390.c (s390_rtx_costs): Update documentation.
26597 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26599 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
26600 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
26601 Change lder to ldr.
26602 * config/s390/vector.md ("mov<mode>"): Likewise.
26604 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
26606 * config/s390/constraints.md ("U", "W"): Invoke
26607 s390_mem_constraint with "ZR" and "ZT".
26608 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
26609 addresses when using LRA. Accept also short displacements for S
26610 and T constraints. Do not check for long displacement target for
26611 S and T constraints.
26612 (s390_mem_constraint): Remove handling of U and W constraints.
26613 * config/s390/s390.md (various patterns): Remove the short
26614 displacement constraints (Q and R) if a long displacement
26615 constraint is present. Add longdisp as required CPU capability.
26616 * config/s390/vector.md: Likewise.
26617 * config/s390/vx-builtins.md: Likewise.
26619 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
26622 * reload1.c (reload): Call finish_spills before
26623 restarting reload loop. Skip select_reload_regs
26624 if update_eliminables_and_spill returns true.
26626 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26628 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
26629 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
26630 (umulhisi3_imm): Update predicates and constraint letters.
26631 (umulhisi3_reg): Declare instruction as commutative.
26632 * config/arc/constraints.md (J12, J16): New constraints.
26633 * config/arc/predicates.md (short_unsigned_const_operand): New
26635 (arc_short_operand): Likewise.
26636 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
26638 2016-04-29 Richard Biener <rguenther@suse.de>
26640 PR tree-optimization/13962
26641 PR tree-optimization/65686
26642 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
26643 * tree-ssa-alias.c (ptrs_compare_unequal): New function
26644 using PTA to compare pointers.
26645 * match.pd: Add pattern for pointer equality compare simplification
26646 using ptrs_compare_unequal.
26648 2016-04-29 Richard Biener <rguenther@suse.de>
26650 * stor-layout.c (layout_type): Do not build a pointer-to-element
26653 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26655 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
26656 Use SWI mode iterator. Use general_reg_operand predicate.
26657 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
26658 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
26661 2016-04-29 Jakub Jelinek <jakub@redhat.com>
26663 PR middle-end/70843
26664 * fold-const.c (operand_equal_p): Don't verify hash value equality
26666 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
26669 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26672 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
26673 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
26674 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
26675 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
26676 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
26678 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26680 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
26681 to info. Don't initialize separate fields to 0. Clean up
26684 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26686 * config/i386/i386.md (peephole2s for operations with memory inputs):
26687 Use SWI mode iterator.
26688 (peephole2s for operations with memory outputs): Ditto.
26689 Do not check for stack checking probe.
26691 (probe_stack): Remove expander.
26693 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26694 Andrew Burgess <andrew.burgess@embecosm.com>
26696 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
26697 operands as 32-bits.
26699 2016-04-28 Jason Merrill <jason@redhat.com>
26701 * gdbinit.in: Skip line-map.h.
26703 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26704 Andrew Burgess <andrew.burgess@embecosm.com>
26706 * config/arc/arc.c (arc_conditional_register_usage): Take
26707 TARGET_RRQ_CLASS into account.
26708 (arc_print_operand): Support printing 'p' and 's' operands.
26709 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
26711 (TARGET_RRQ_CLASS): Define.
26712 (IS_POWEROF2_OR_0_P): Define.
26713 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
26715 (*tst_movb): New define_insn.
26716 (*tst): Avoid recognition if it could prevent '*tst_movb'
26717 combination; replace c/CnL with c/Chs alternative.
26718 (*tst_bitfield_tst): New define_insn.
26719 (*tst_bitfield_asr): New define_insn.
26720 (*tst_bitfield): New define_insn.
26721 (andsi3_i): Add Rrq variant.
26722 (extzv): New define_expand.
26723 (insv): New define_expand.
26724 (*insv_i): New define_insn.
26725 (*movb): New define_insn.
26726 (*movb_signed): New define_insn.
26727 (*movb_high): New define_insn.
26728 (*movb_high_signed): New define_insn.
26729 (*movb_high_signed + 1): New define_split pattern.
26730 (*mrgb): New define_insn.
26731 (*mrgb + 1): New define_peephole2 pattern.
26732 (*mrgb + 2): New define_peephole2 pattern.
26733 * config/arc/arc.opt (mbitops): New option for nps400, uses
26734 TARGET_NPS_BITOPS_DEFAULT.
26735 * config/arc/constraints.md (q): Make register class conditional.
26736 (Rrq): New register constraint.
26737 (Chs): New constraint.
26738 (Clo): New constraint.
26739 (Chi): New constraint.
26740 (Cbf): New constraint.
26741 (Cbn): New constraint.
26742 (C18): New constraint.
26743 (Cbi): New constraint.
26745 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26747 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
26749 (bitmap_intersection_of_preds): Ditto.
26750 (bitmap_union_of_succs): Ditto.
26751 (bitmap_union_of_preds): Ditto.
26752 * sbitmap.c (do_popcount): Delete.
26753 (BITMAP_DEBUGGING): Delete.
26754 (sbitmap_verify_popcount): Delete.
26755 (sbitmap_alloc): Don't initialize the popcount field.
26756 (sbitmap_alloc_with_popcount): Delete.
26757 (sbitmap_resize): Don't resize the popcount array.
26758 (sbitmap_vector_alloc): Don't initialize the popcount field.
26759 (bitmap_copy): Don't copy the popcount array.
26760 (bitmap_clear): Don't clear the popcount array.
26761 (bitmap_clear): Delete the popcount array handling.
26762 (bitmap_ior_and_compl): Delete the popcount assert.
26763 (bitmap_not): Ditto.
26764 (bitmap_and_compl): Ditto.
26765 (bitmap_and): Delete the popcount array handling.
26766 (bitmap_xor): Ditto.
26767 (bitmap_ior): Ditto.
26768 (bitmap_or_and): Delete the popcount assert.
26769 (bitmap_and_or): Ditto.
26770 (popcount_table): Delete.
26771 (sbitmap_elt_popcount): Delete.
26772 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
26773 (bitmap_set_bit): Delete the popcount assert.
26774 (bitmap_clear_bit): Ditto.
26775 (sbitmap_free): Don't free the popcount array.
26776 (sbitmap_alloc_with_popcount): Delete declaration.
26777 (sbitmap_popcount): Ditto.
26779 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26780 Andrew Burgess <andrew.burgess@embecosm.com>
26782 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
26783 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
26784 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
26785 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
26786 * config/arc/arc.opt (mcmem): New option.
26787 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
26788 supply length for r/m alternative.
26789 (*extendqisi2_ac): Likewise.
26790 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
26792 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
26793 (movhi_insn): Likewise.
26794 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
26795 (*zero_extendqihi2_i): Add r/Ucm alternative.
26796 (*zero_extendqisi2_ac): Likewise.
26797 (*zero_extendhisi2_i): Likewise.
26798 * config/arc/constraints.md (Uex): New memory constraint.
26799 (Ucm): New define_constraint.
26800 * config/arc/predicates.md (long_immediate_loadstore_operand):
26801 Return 0 for MEM with cmem_address address.
26802 (cmem_address_0): New predicates.
26803 (cmem_address_1): Likewise.
26804 (cmem_address_2): Likewise.
26805 (cmem_address): Likewise.
26807 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26809 * config/rs6000/rs6000.c (machine_function): Rename
26810 insn_chain_scanned_p to spe_insn_chain_scanned_p.
26811 (rs6000_stack_info): Adjust.
26813 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26814 Andrew Burgess <andrew.burgess@embecosm.com>
26816 * config/arc/constraints.md (Usd): Convert to define_constraint.
26820 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26823 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
26824 Add new peephole2 where the first insn is *mov<mode>_or instead of
26825 *mov<mode>_internal.
26827 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
26829 * tracer.c (bb_seen): Make static.
26831 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
26833 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
26834 support, setup defaults.
26835 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
26836 * config/arc/arc.c (arc_init): Add NPS400 support.
26837 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
26838 (TARGET_ARC700): NPS400 is also an ARC700.
26839 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
26841 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26844 * config/nds32/nds32.md (casesi): Don't access the operands array
26847 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26849 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
26850 (or $-1,reg peephole2): Ditto.
26851 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
26853 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
26855 * doc/extend.texi (Common Function Attributes) [optimize]:
26856 Discourage use of the optimize attribute.
26858 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
26860 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
26861 special case builtin.
26862 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
26863 ALTIVEC_BUILTIN_VEC_ADDE.
26864 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
26865 support for ALTIVEC_BUILTIN_VEC_ADDE.
26866 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
26867 for __builtin_vec_adde.
26869 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26871 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
26872 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
26874 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26877 * doc/sourcebuild.texi (Effective-Target Keywords, Other
26878 attributes): Document cilkplus_runtime.
26880 2016-04-28 Martin Jambor <mjambor@suse.cz>
26882 * tree-cfg.c (verify_expr): Verify that local declarations belong to
26883 this function. Call verify_expr on MEM_REFs and bases of other
26884 handled_components.
26886 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26888 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
26889 for WORD_REGISTER_OPERATIONS to runtime check.
26891 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26893 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
26895 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26897 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
26898 big-endian compilation.
26899 * config/arc/arc.md (addf3): Likewise.
26900 (subdf3): Likewise.
26901 (muldf3): Likewise.
26903 2016-04-28 Richard Biener <rguenther@suse.de>
26905 PR tree-optimization/70840
26906 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
26907 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
26908 Mark x * pow(x,c) -> pow(x,c+1) commutative.
26909 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
26911 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26913 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
26914 and explain why in a comment.
26916 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26918 * config/arc/arc.md (cpu_facility): Add fpx variant.
26919 (subdf3): Prohibit use reverse sub when assist operations option
26921 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
26922 instructions only when FPX is enabled.
26923 * testsuite/gcc.target/arc/trsub.c: New test.
26925 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26927 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
26928 mult_operator when calculating "type" attribute.
26929 (*fop_<mode>_1_i387): Ditto.
26930 (*fop_xf_1_i387): Ditto.
26931 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
26932 Use std::swap to swap operands. Use RTL expressions to generate
26935 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26936 Joern Rennecke <joern.rennecke@embecosm.com>
26938 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
26940 (emit_pic_move): Remove.
26941 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
26942 * config/arc/arc.c (emit_pic_move): Removed.
26943 (TARGET_HAVE_TLS): Define.
26944 (arc_conditional_register_usage): Test for arc_tp_regno.
26945 (arc_print_operand, arc_print_operand_address): Handle TLS
26947 (arc_needs_pcl_p): New function.
26948 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
26949 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
26950 (arc_raw_symbolic_reference_mentioned_p): Likewise.
26951 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
26952 (arc_legitimize_tls_address): Likewise.
26953 (DTPOFF_ZERO_SYM): Define.
26954 (arc_legitimize_pic_address): Make it static, handle TLS cases.
26955 (arc_output_pic_addr_const): Print TLS unspecs.
26956 (prepare_pic_move): New function, replaces emit_pic_move.
26957 (arc_legitimate_constant_p): Handle TLS unspecs.
26958 (arc_legitimate_address_p): Likewise.
26959 (arc_rewrite_small_data_p): Use assert for TLS constants.
26960 (prepare_move_operands): Use prepare_pic_move.
26961 (arc_legitimize_address): Legitimize tls addresses.
26962 (arc_epilogue_uses): Check for arc_tp_regno.
26963 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
26964 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
26966 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
26968 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
26969 %(arc_tls_extra_start_spec).
26970 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
26971 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
26973 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
26974 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
26975 (UNSPEC_TLS_OFF): Add.
26977 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
26978 (get_thread_pointersi): New patterns.
26979 * config/arc/arc.opt (mtp-regno): New option.
26980 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
26981 (move_dest_operand): Likewise.
26982 * configure: Regenerate.
26983 * configure.ac: Add arc*-*-* case to test for tls.
26984 * doc/invoke.texi (ARC options): Document mtp-regno.
26986 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26988 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
26989 the new ARC HS SIMD instructions.
26990 (arc_preferred_simd_mode): New function.
26991 (arc_autovectorize_vector_sizes): Likewise.
26992 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
26993 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
26994 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
26995 (arc_init_builtins): Add new SIMD builtin types.
26996 (arc_split_move): Handle 64 bit vector moves.
26997 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
26998 (TARGET_PLUS_QMACW): Define.
26999 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
27000 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
27001 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
27002 (VSUBADD4H): New builtins.
27003 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
27004 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
27006 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
27007 Matthias Klose <doko@debian.org>
27009 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
27011 2016-04-28 Richard Biener <rguenther@suse.de>
27013 PR middle-end/70777
27014 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
27017 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
27019 * common/config/sh/sh-common.c: Remove SH5 support.
27020 * config/sh/constraints.md: Likewise.
27021 * config/sh/config/sh/elf.h: Likewise.
27022 * config/sh/linux.h: Likewise.
27023 * config/sh/netbsd-elf.h: Likewise.
27024 * config/sh/predicates.md: Likewise.
27025 * config/sh/sh-c.c: Likewise.
27026 * config/sh/sh-protos.h: Likewise.
27027 * config/sh/sh.c: Likewise.
27028 * config/sh/sh.h: Likewise.
27029 * config/sh/sh.md: Likewise.
27030 * config/sh/sh.opt: Likewise.
27031 * config/sh/sync.md: Likewise.
27032 * config/sh/sh64.h: Delete.
27033 * config/sh/shmedia.h: Likewise.
27034 * config/sh/shmedia.md: Likewise.
27035 * config/sh/sshmedia.h: Likewise.
27036 * config/sh/t-netbsd-sh5-64: Likewise.
27037 * config/sh/t-sh64: Likewise.
27038 * config/sh/ushmedia.h: Likewise.
27040 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
27042 * config/i386/i386.md (sign_extend to memory peephole2s): Use
27043 general_reg_operand instead of register_operand predicate.
27045 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27047 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
27049 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
27051 * match.pd (A - B > A, A + B < A): New transformations.
27053 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
27055 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
27056 which defaults to true. Emit an outer pair of parentheses only if
27057 EMIT_PARENS. When continuing a chain of && or || (or & or |),
27058 don't emit parentheses for the right-hand operand.
27060 2016-04-27 Jeff Law <law@redhat.com>
27062 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
27064 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27066 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
27067 (altivec_lvx_<mode>_internal): Document.
27068 (altivec_lvx_<mode>_2op): New define_insn.
27069 (altivec_lvx_<mode>_1op): Likewise.
27070 (altivec_lvx_<mode>_2op_si): Likewise.
27071 (altivec_lvx_<mode>_1op_si): Likewise.
27072 (altivec_stvx_<mode>): Remove.
27073 (altivec_stvx_<mode>_internal): Document.
27074 (altivec_stvx_<mode>_2op): New define_insn.
27075 (altivec_stvx_<mode>_1op): Likewise.
27076 (altivec_stvx_<mode>_2op_si): Likewise.
27077 (altivec_stvx_<mode>_1op_si): Likewise.
27078 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
27079 Expand vec_ld and vec_st during parsing.
27080 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
27082 (altivec_expand_stvx_be): Likewise.
27083 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
27084 address-masking behavior in RTL.
27085 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
27086 address-masking behavior in RTL.
27087 (altivec_expand_builtin): Change builtin code arguments for calls
27088 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
27089 (insn_is_swappable_p): Avoid incorrect swap optimization in the
27090 presence of lvx/stvx patterns.
27091 (alignment_with_canonical_addr): New function.
27092 (alignment_mask): Likewise.
27093 (find_alignment_op): Likewise.
27094 (recombine_lvx_pattern): Likewise.
27095 (recombine_stvx_pattern): Likewise.
27096 (recombine_lvx_stvx_patterns): Likewise.
27097 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
27098 stvx patterns from expand.
27099 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
27101 (vector_altivec_store_<mode>): Likewise.
27103 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
27105 * config/aarch64/aarch64.md
27106 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
27107 remove the "fp" attributes.
27108 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
27109 add the "simd" attributes.
27110 (*movdf_aarch64): Likewise.
27111 (*movtf_aarch64): Remove the "fp" attributes.
27112 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
27113 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
27115 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27117 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
27118 rtx to rtx_code_label *.
27119 * rtl.h (maybe_set_first_label_num): Likewise.
27121 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27123 * df-core.c (df_add_problem): Make the problem param be const.
27124 (df_remove_problem): Make local "problem" be const.
27125 * df-problems.c (problem_RD): Make const.
27126 (problem_LR): Likewise.
27127 (problem_LIVE): Likewise.
27128 (problem_MIR): Likewise.
27129 (problem_CHAIN): Likewise.
27130 (problem_WORD_LR): Likewise.
27131 (problem_NOTE): Likewise.
27132 (problem_MD): Likewise.
27133 * df-scan.c (problem_SCAN): Likewise.
27134 * df.h (struct df_problem): Make field "dependent_problem" be
27136 (struct dataflow): Likewise for field "problem".
27137 (df_add_problem): Make param const.
27139 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
27141 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
27142 inter-unit moves to/from vector registers are enabled. Do not disable
27145 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27147 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
27148 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
27150 (enum df_problem_id): ...this new enum.
27151 (struct df_problem): Convert field "id" from "int" to
27152 enum df_problem_id.
27154 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27156 * rtl.def: Update comment for "things in the instruction chain" to
27157 reflect the removal of the leading "i" field for INSN_UID in
27158 r210360. Fix bogus apostrophe.
27160 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
27162 * config/i386/i386.md
27163 (lea arith with mem operand + setcc peephole2): Set operator mode.
27165 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
27168 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
27169 (dimode_scalar_to_vector_candidate_p): This.
27170 (timode_scalar_to_vector_candidate_p): New function.
27171 (scalar_to_vector_candidate_p): Likewise.
27172 (timode_check_non_convertible_regs): Likewise.
27173 (timode_remove_non_convertible_regs): Likewise.
27174 (remove_non_convertible_regs): Likewise.
27175 (remove_non_convertible_regs): Renamed to ...
27176 (dimode_remove_non_convertible_regs): This.
27177 (scalar_chain::~scalar_chain): Make it virtual.
27178 (scalar_chain::compute_convert_gain): Make it pure virtual.
27179 (scalar_chain::mark_dual_mode_def): Likewise.
27180 (scalar_chain::convert_insn): Likewise.
27181 (scalar_chain::convert_registers): Likewise.
27182 (scalar_chain::add_to_queue): Make it protected.
27183 (scalar_chain::emit_conversion_insns): Likewise.
27184 (scalar_chain::replace_with_subreg): Likewise.
27185 (scalar_chain::replace_with_subreg_in_insn): Likewise.
27186 (scalar_chain::convert_op): Likewise.
27187 (scalar_chain::convert_reg): Likewise.
27188 (scalar_chain::make_vector_copies): Likewise.
27189 (scalar_chain::convert_registers): New pure virtual function.
27190 (class dimode_scalar_chain): New class.
27191 (class timode_scalar_chain): Likewise.
27192 (scalar_chain::mark_dual_mode_def): Renamed to ...
27193 (dimode_scalar_chain::mark_dual_mode_def): This.
27194 (timode_scalar_chain::mark_dual_mode_def): New function.
27195 (timode_scalar_chain::convert_insn): Likewise.
27196 (dimode_scalar_chain::convert_registers): Likewise.
27197 (scalar_chain::compute_convert_gain): Renamed to ...
27198 (dimode_scalar_chain::compute_convert_gain): This.
27199 (scalar_chain::replace_with_subreg): Renamed to ...
27200 (dimode_scalar_chain::replace_with_subreg): This.
27201 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
27202 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
27203 (scalar_chain::make_vector_copies): Renamed to ...
27204 (dimode_scalar_chain::make_vector_copies): This.
27205 (scalar_chain::convert_reg): Renamed to ...
27206 (dimode_scalar_chain::convert_reg ): This.
27207 (scalar_chain::convert_op): Renamed to ...
27208 (dimode_scalar_chain::convert_op): This.
27209 (scalar_chain::convert_insn): Renamed to ...
27210 (dimode_scalar_chain::convert_insn): This.
27211 (scalar_chain::convert): Call convert_registers.
27212 (convert_scalars_to_vector): Change to scalar_chain pointer to
27213 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
27214 in 32-bit mode. Delete scalar_chain pointer. Call
27215 free_dominance_info in 64-bit mode.
27216 (pass_stv::gate): Remove TARGET_64BIT check.
27217 (ix86_option_override): Put the 64-bit STV pass before the CSE
27220 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
27222 * dwarf2out.h (struct dw_loc_descr_node): Remove the
27223 dw_loc_frame_offset field.
27224 * dwarf2out.c (new_loc_descr): Likewise.
27225 (resolve_args_picking_1): Turn the VISITED hash set into a
27226 FRAME_OFFSET hash map. Use it to associate a frame offset to
27227 visited nodes. Remove uses of the CHECKING_P macro.
27228 (resolve_args_picking): Update call to resolve_args_picking_1.
27230 2016-04-27 Martin Liska <mliska@suse.cz>
27232 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
27233 (free_loop_data): Release vuses of groups.
27235 2016-04-27 Bin Cheng <bin.cheng@arm.com>
27237 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
27238 instead of redundant use_id and boolean have_use_for.
27239 (struct iv_use): Change sub_id into group_id. Remove field next.
27240 Move fields: related_cands, n_map_members, cost_map and selected
27242 (struct iv_group): ... here. New structure.
27243 (struct iv_common_cand): Use structure declaration directly.
27244 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
27245 (MAX_CONSIDERED_USES): Rename macro to ...
27246 (MAX_CONSIDERED_GROUPS): ... here.
27247 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
27248 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
27249 (dump_uses): Rename to ...
27250 (dump_groups): ... here. Update all uses.
27251 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
27252 (find_induction_variables): Refactor format of dump information.
27253 (record_sub_use): Delete.
27254 (record_use): Update all uses.
27255 (record_group): New function.
27256 (record_group_use, find_interesting_uses_op): Call above functions.
27258 (find_interesting_uses_cond): Ditto.
27259 (group_compare_offset): New function.
27260 (split_all_small_groups): Rename to ...
27261 (split_small_address_groups_p): ... here. Update all uses.
27262 (split_address_groups): Update all uses.
27263 (find_interesting_uses): Refactor format of dump information.
27264 (add_candidate_1): Update all uses. Remove redundant check on iv,
27266 (add_candidate, record_common_cand): Remove redundant assert.
27267 (add_iv_candidate_for_biv): Update use.
27268 (add_iv_candidate_derived_from_uses): Update all uses.
27269 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
27270 (alloc_use_cost_map): Ditto.
27271 (set_use_iv_cost, get_use_iv_cost): Rename to ...
27272 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
27273 (determine_use_iv_cost_generic): Ditto.
27274 (determine_group_iv_cost_generic): Ditto.
27275 (determine_use_iv_cost_address): Ditto.
27276 (determine_group_iv_cost_address): Ditto.
27277 (determine_use_iv_cost_condition): Ditto.
27278 (determine_group_iv_cost_cond): Ditto.
27279 (determine_use_iv_cost): Ditto.
27280 (determine_group_iv_cost): Ditto.
27281 (set_autoinc_for_original_candidates): Update all uses.
27282 (find_iv_candidates): Update all uses. Refactor dump information.
27283 (determine_use_iv_costs): Ditto.
27284 (determine_iv_costs): Ditto.
27285 (iv_ca_cand_for_use): Rename to ...
27286 (iv_ca_cand_for_group): ... here. Update all uses.
27287 (iv_ca_add_use, iv_ca_add_group): Ditto.
27288 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
27289 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
27290 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
27291 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
27292 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
27293 (create_new_iv, adjust_iv_update_pos): Ditto.
27294 (rewrite_use_address): Delete.
27295 (rewrite_use_address_1): Rename to ...
27296 (rewrite_use_address): ... here.
27297 (rewrite_use_compare): Update all uses.
27298 (rewrite_use): Delete.
27299 (rewrite_uses): Rename to ...
27300 (rewrite_groups): ... here. Update all uses.
27301 (remove_unused_ivs, free_loop_data): Update all uses.
27302 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
27304 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27306 * rtlanal.c (nonzero_bits1): Convert preprocessor check
27307 for WORD_REGISTER_OPERATIONS to runtime check.
27309 2016-04-27 Richard Biener <rguenther@suse.de>
27312 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
27313 aggregate_value_p to determine if a function result is
27314 returned by reference.
27315 (ipa_pta_execute): Functions having their address taken are
27316 not automatically nonlocal.
27318 2016-04-27 Jakub Jelinek <jakub@redhat.com>
27321 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
27322 * fold-const.c (operand_equal_p): If flag_checking and
27323 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
27324 and if it returns non-zero, assert iterative_hash_expr on both
27327 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
27329 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
27331 2016-04-27 Nick Clifton <nickc@redhat.com>
27333 PR middle-end/49889
27334 * varasm.c (merge_weak): Generate an error if an attempt is made
27335 to convert a non-weak static function into a weak, public function.
27337 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27339 * params.def (MAX_PARTITION_SIZE): New param.
27340 * doc/invoke.texi: Document lto-max-partition.
27342 2016-04-27 Richard Biener <rguenther@suse.de>
27345 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
27346 function cummulating used_from_other_partition, externally_visible
27347 and force_output from aliases.
27348 (refered_from_nonlocal_var): Likewise.
27349 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
27350 node flags properly.
27352 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
27354 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
27355 (-Wmemset-elt-size): New item.
27357 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
27360 * stor-layout.h (internal_reference_types): Delete.
27361 * stor-layout.c (reference_types_internal): Likewise.
27362 (internal_reference_types): Likewise.
27363 (layout_type) <REFERENCE_TYPE>: Adjust.
27365 2016-04-27 Jakub Jelinek <jakub@redhat.com>
27368 * tree.h (inchash::add_expr): Add FLAGS argument.
27369 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
27370 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
27371 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
27372 Formatting fix. Adjust recursive calls. For tcc_comparison,
27373 if swap_tree_comparison (code) is smaller than code, hash that
27374 and arguments in the other order. Hash CONVERT_EXPR the same
27375 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
27376 of ADDR_EXPR of decl as the decl itself. Add or remove
27377 OEP_ADDRESS_OF from recursive flags as needed. For
27378 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
27379 operands commutatively and only the third one normally.
27380 For internal CALL_EXPR hash in CALL_EXPR_IFN.
27382 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
27384 * config/rtems.h (LIB_SPEC): Add -latomic.
27386 2016-04-27 Joel Sherrill <joel@rtems.org>
27388 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
27389 xilink.ld and flags not relevant to RTEMS.
27391 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
27393 * toplev.c (backend_init_target): Avoid calling init_reload when using
27396 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27398 * reorg.c (try_merge_delay_insns): Declare i and j inside the
27399 for loops rather than one for the whole function.
27401 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
27403 * match.pd (X + CST CMP X): New transformation.
27405 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
27407 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
27408 * fold-const.c (fold_binary_loc): Remove 2 transformations
27409 superseded by match.pd.
27410 * match.pd (x+x -> x*2): Generalize to integers.
27412 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
27414 * config/i386/i386.md (operation on memory peephole): Duplicate an
27415 existing peephole and adapt it to match lea rather than an operation
27418 PR rtl-optimization/57193
27419 * opts.c (default_options_table): Add OPT_frename_registers at -O2
27421 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
27423 2016-04-26 Bin Cheng <bin.cheng@arm.com>
27425 * tree-if-conv.c (any_pred_load_store): New static variable.
27426 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
27427 any_pred_load_store instead of and_mask_load_store.
27428 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
27429 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
27430 (combine_blocks, tree_if_conversion): Ditto.
27432 2016-04-26 Bin Cheng <bin.cheng@arm.com>
27434 PR tree-optimization/70771
27435 PR tree-optimization/70775
27436 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
27437 virtual PHI nodes. Delete parameter.
27438 (if_convertible_loop_p_1): Delete argument to above function.
27439 (predicate_all_scalar_phis): Delete code handling single-argument
27441 (tree_if_conversion): Mark and update virtual SSA.
27443 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27446 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
27447 (x86_elf_aligned_common): Rename to ...
27448 (x86_elf_aligned_decl_common): ... this.
27449 Add decl arg. Switch to .lbss for largecomm object. Use
27450 LARGECOMM_SECTION_ASM_OP.
27451 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
27453 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
27454 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
27456 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
27457 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
27459 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27462 * config/i386/i386.c (SECTION_LARGE): Define.
27463 (x86_64_elf_select_section): Set it for large data/bss sections.
27464 Only clear SECTION_WRITE for .lrodata.
27465 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
27467 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
27468 * varasm.c (default_elf_asm_named_section): Grow flagchars.
27469 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
27471 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
27472 * doc/tm.texi: Regenerate.
27474 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27477 * configure.ac (--enable-checking): Document extra flag, for
27478 non-release builds default to --enable-checking=yes,extra.
27479 If misc checking and extra checking, define CHECKING_P to 2 instead
27481 * common.opt (fchecking=): Add.
27482 * doc/invoke.texi (-fchecking=): Document.
27483 * doc/install.texi: Document --enable-checking changes.
27484 * configure: Regenerated.
27485 * config.in: Regenerated.
27487 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27489 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
27490 attribute instead of which_alternative.
27491 * config/i386/sse.md (*mov<mode>_internal): Ditto.
27492 Use EXT_REX_SSE_REG_P where appropriate.
27494 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27496 * config/i386/predicates.md (const0_operand): Do not match
27497 const_wide_int code.
27498 (const1_operand): Ditto.
27500 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27502 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
27503 for SSE constm1 operands and TARGET_AVX512VL.
27504 (*movti_internal): Ditto.
27505 (*mov<mode>_or): Use constm1_operand predicate.
27506 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
27507 for SSE vector_all_ones operands and TARGET_AVX512VL.
27508 * config/i386/predicates.md (constm1_operand): New predicate.
27509 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
27510 emission of constant -1 load.
27512 2016-04-25 Jason Merrill <jason@redhat.com>
27514 * gdbinit.in: Skip is-a.h.
27516 * attribs.c (register_scoped_attributes): Fix logic.
27517 * attribs.h: Declare register_scoped_attributes.
27519 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27521 * config/rs6000/rs6000-builtin.def: Correct pasto error for
27522 stxvd2x and stxvw4x built-in functions.
27524 2016-04-25 DJ Delorie <dj@redhat.com>
27526 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
27527 (ashrhi3): Likewise.
27528 (lshrhi3): Likewise.
27530 2016-04-25 Richard Biener <rguenther@suse.de>
27532 PR tree-optimization/70780
27533 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
27534 wasn't visited yet.
27535 (compute_antic): Mark blocks with abnormal preds as visited as
27536 they have a final empty antic-in solution already.
27538 2016-04-25 Michael Collison <michael.collison@linaro.org>
27540 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
27542 2016-04-25 Michael Collison <michael.collison@linaro.org>
27544 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
27545 mode is VQI to improve mixed mode vectorization.
27546 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
27547 define_insn to match low half of signed vaddw.
27548 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
27549 define_insn to match high half of signed vaddw.
27550 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
27551 define_insn to match low half of unsigned vaddw.
27552 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
27553 define_insn to match high half of unsigned vaddw.
27554 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
27555 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27556 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
27558 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27559 * config/arm/predicates.md (vect_par_constant_high): Support
27560 big endian and simplify by calling
27561 arm_simd_check_vect_par_cnst_half
27562 (vect_par_constant_low): Likewise.
27564 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27566 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
27567 predicate for operand 2.
27569 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
27570 H.J. Lu <hongjiu.lu@intel.com>
27572 * config/i386/i386-protos.h (standard_sse_constant_p): Add
27573 machine_mode argument.
27574 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
27575 constm1_rtx operands. For VOIDmode constants, get mode from
27576 pred_mode. Check mode size if the mode is supported by ABI.
27577 (standard_sse_constant_opcode): Do not use standard_constant_p.
27578 Strictly check ABI support for all-ones operands.
27579 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
27580 immediates. Update calls to standard_sse_constant_p.
27581 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
27582 (ix86_rtx_costs): Ditto.
27583 * config/i386/i386.md (*movxi_internal_avx512f): Use
27584 nonimmediate_or_sse_const_operand instead of vector_move_operand.
27585 Use (v,BC) alternative instead of (v,C). Use register_operand
27586 checks instead of MEM_P.
27587 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
27588 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
27589 isa attribute. Use register_operand checks instead of MEM_P.
27590 (*movti_internal): Use nonimmediate_or_sse_const_operand for
27591 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
27592 alternative and corresponding sse2 isa attribute.
27593 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
27594 to standard_sse_constant_p.
27595 (FP constant splitters): Ditto.
27596 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
27598 * config/i386/predicates.md (constm1_operand): Remove.
27599 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
27600 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
27601 vector_all_ones_operand instead of constm1_operand.
27603 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27605 * print-rtl.c (print_rtx_insn_vec): New function.
27606 * print-rtl.h: New prototype.
27607 * store-motion.c (struct st_expr): Make avail_stores a vector.
27608 (st_expr_entry): Adjust.
27609 (free_st_expr_entry): Likewise.
27610 (print_store_motion_mems): Likewise.
27611 (find_moveable_store): Likewise.
27612 (compute_store_table): Likewise.
27613 (delete_store): Likewise.
27614 (build_store_vectors): Likewise.
27616 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27618 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
27620 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27622 * vec.h (vec_safe_contains): New function.
27623 (vec::contains): Likewise.
27624 (vec::begin): Likewise.
27625 (vec::end): Likewise.
27627 2016-04-23 Jakub Jelinek <jakub@redhat.com>
27630 * cfgexpand.c (expand_stack_vars): Fix typo.
27632 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27634 * system.h (list, map, set, vector): Include conditionally.
27635 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
27636 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
27637 * ipa-icf.c (INCLUDE_LIST): Define.
27638 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
27639 * config/sh/sh.c (INCLUDE_VECTOR): Define.
27640 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
27641 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
27642 * cp/logic.cc (INCLUDE_LIST): Define.
27643 * fortran/trans-common.c (INCLUDE_MAP): Define.
27645 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27647 * auto-profile.c: Remove <string.h> include.
27648 * ipa-icf-gimple.c: Remove <list> include.
27649 * diagnostic.c: Remove <new> include.
27650 * genmatch.c: Likewise.
27651 * pretty-print.c: Likewise.
27652 * toplev.c: Likewise
27653 * c/c-objc-common.c: Likewise.
27654 * cp/error.c: Likewise.
27655 * fortran/error.c: Likewise.
27657 2016-04-22 Richard Biener <rguenther@suse.de>
27659 * lto-streamer-in.c (input_ssa_names): Do not allocate
27660 GIMPLE_NOP for all SSA names.
27661 * lto-streamer-out.c (output_ssa_names): Do not output
27662 SSA names that should have been released.
27664 2016-04-22 Richard Biener <rguenther@suse.de>
27666 PR tree-optimization/70740
27667 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
27670 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
27673 * config/i386/predicates.md (call_insn_operand): Replace
27674 sibcall_memory_operand with memory_operand.
27676 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
27678 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
27679 has_single_use() tests.
27680 (register_edge_assert_for_1): Likewise.
27681 (find_assert_locations_1): Check the liveness bitmap instead of
27682 checking has_single_use().
27684 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
27687 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
27688 Extract AVX-512BW constraint from AVX.
27690 2016-04-21 Richard Biener <rguenther@suse.de>
27692 PR tree-optimization/70725
27693 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
27694 for phi_convertible_by_degenerating_args.
27695 (predicate_all_scalar_phis): Handle single-argument PHIs.
27697 2016-04-21 Richard Biener <rguenther@suse.de>
27699 PR middle-end/70747
27700 * fold-const.c (fold_comparison): Return properly typed
27703 2016-04-21 Bin Cheng <bin.cheng@arm.com>
27705 PR tree-optimization/70715
27706 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
27707 after expanding BASE using expand_simple_operations.
27709 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27711 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
27712 New transformations.
27714 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27716 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
27718 2016-04-20 Jan Hubicka <jh@suse.cz>
27720 * ipa-inline.c (can_inline_edge_p): Pass caller info to
27721 ultiimate_alias_target.
27722 (update_callee_keys): Likewise.
27723 (lookup_recursive_calls): Likewise.
27724 (speculation_useful_p): Likewise.
27726 2016-04-20 Jan Hubicka <jh@suse.cz>
27729 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
27730 (set_nothrow_flag_1): ... this; handle interposition correctly;
27731 recurse on aliases and thunks.
27732 (cgraph_node::set_nothrow_flag): New.
27733 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
27734 functions compiled with non-call exceptions that binds to current
27736 (propagate_nothrow): Be safe WRT interposition.
27737 * cgraph.h (set_nothrow_flag): Update prototype.
27739 2016-04-18 Jan Hubicka <jh@suse.cz>
27741 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27742 max_loop_iterations_int.
27743 (tree_unswitch_outer_loop): Likewise.
27745 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27747 PR tree-optimization/69489
27748 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
27749 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
27750 Revise dump message.
27751 (if_convertible_bb_p): Remove check on edge count of basic block's
27754 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27756 PR tree-optimization/56625
27757 PR tree-optimization/69489
27758 * tree-data-ref.h (DR_INNERMOST): New macro.
27759 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
27760 hashing struct innermost_loop_behavior.
27761 (ref_DR_map): Remove.
27762 (innermost_DR_map): New map.
27763 (baseref_DR_map): Revise comment.
27764 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
27765 to innermost_DR_map accroding to its innermost loop behavior.
27766 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
27767 to its innermost loop behavior.
27768 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
27769 Add initialization for innermost_DR_map. Record memory reference
27770 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
27771 have innermost loop behavior.
27772 (if_convertible_loop_p): Remove release for ref_DR_map. Release
27775 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
27777 * config/i386/i386.md (*lea<mode>_general_1): Rename from
27778 *lea_general_1. Use explicit SWI12 mode interator.
27779 (*lea<mode>_general_2): Rename from *lea_general_2.
27780 Use explicit SWI12 mode interator.
27781 (*lea<mode>_general_3): Rename from *lea_general_3.
27782 Use explicit SWI12 mode interator.
27783 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
27784 Use explicit SWI12 mode interator.
27785 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
27786 Use explicit SWI48 mode interator.
27788 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27790 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
27791 Short-cut unaligned load and store cases. Handle all integer
27793 (ix86_expand_vector_move_misalign): Short-cut unaligned load
27794 and store cases. Call ix86_avx256_split_vector_move_misalign
27795 directly without checking mode class.
27797 2016-04-20 Andrew Pinski <apinski@cavium.com>
27798 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27801 * config/aarch64/aarch64.md (sibcall): Force call
27802 address to be DImode for ILP32.
27803 (sibcall_value): Likewise.
27805 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27807 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
27809 2016-04-20 Richard Biener <rguenther@suse.de>
27811 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
27812 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
27813 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
27814 (maybe_push_res_to_seq): Adjust.
27815 * gimple-fold.c (maybe_build_generic_op): Likewise.
27817 2016-04-20 Marek Polacek <polacek@redhat.com>
27819 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
27822 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
27824 * config/i386/sse.md (vec_unpacks_lo_hi): Always
27825 use kmovw to support AVX512F target.
27827 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27829 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
27831 2016-04-20 Marek Polacek <polacek@redhat.com>
27833 PR tree-optimization/70725
27834 * tree-if-conv.c (is_false_predicate): New function.
27835 (predicate_mem_writes): Use it.
27837 2016-04-20 Richard Biener <rguenther@suse.de>
27839 PR tree-optimization/70726
27840 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
27841 shift amounts from a pattern stmt operand.
27843 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27846 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
27847 stack_restore_from_fpr pattern when restoring r15.
27848 (s390_optimize_prologue): Strip away the memory barrier in the
27849 parallel when trying to get rid of restore insns.
27850 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
27851 definition for loading the stack pointer from an FPR. Compared to
27852 the normal move insn this pattern includes a full memory barrier.
27854 2016-04-19 Jakub Jelinek <jakub@redhat.com>
27856 PR middle-end/70680
27857 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
27858 implicitly linear or lastprivate iterator on the outer context.
27860 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27862 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
27864 * config/i386/i386.md (ssememalign): Removed.
27865 * config/i386/sse.md: Remove ssememalign attribute from patterns.
27867 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27870 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
27871 const short * to __builtin_ia32_loaddquhi512_mask.
27872 (_mm512_maskz_loadu_epi16): Likewise.
27873 (_mm512_mask_storeu_epi16): Pass short * to
27874 __builtin_ia32_storedquhi512_mask.
27875 (_mm512_mask_loadu_epi8): Pass const char * to
27876 __builtin_ia32_loaddquqi512_mask.
27877 (_mm512_maskz_loadu_epi8): Likewise.
27878 (_mm512_mask_storeu_epi8): Pass char * to
27879 __builtin_ia32_storedquqi512_mask.
27880 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
27881 const double * to __builtin_ia32_loadupd512_mask.
27882 (_mm512_mask_loadu_pd): Likewise.
27883 (_mm512_maskz_loadu_pd): Likewise.
27884 (_mm512_storeu_pd): Pass double * to
27885 __builtin_ia32_storeupd512_mask.
27886 (_mm512_mask_storeu_pd): Likewise.
27887 (_mm512_loadu_ps): Pass const float * to
27888 __builtin_ia32_loadups512_mask.
27889 (_mm512_mask_loadu_ps): Likewise.
27890 (_mm512_maskz_loadu_ps): Likewise.
27891 (_mm512_storeu_ps): Pass float * to
27892 __builtin_ia32_storeups512_mask.
27893 (_mm512_mask_storeu_ps): Likewise.
27894 (_mm512_mask_loadu_epi64): Pass const long long * to
27895 __builtin_ia32_loaddqudi512_mask.
27896 (_mm512_maskz_loadu_epi64): Likewise.
27897 (_mm512_mask_storeu_epi64): Pass long long *
27898 to __builtin_ia32_storedqudi512_mask.
27899 (_mm512_loadu_si512): Pass const int * to
27900 __builtin_ia32_loaddqusi512_mask.
27901 (_mm512_mask_loadu_epi32): Likewise.
27902 (_mm512_maskz_loadu_epi32): Likewise.
27903 (_mm512_storeu_si512): Pass int * to
27904 __builtin_ia32_storedqusi512_mask.
27905 (_mm512_mask_storeu_epi32): Likewise.
27906 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
27907 char * to __builtin_ia32_storedquqi256_mask.
27908 (_mm_mask_storeu_epi8): Likewise.
27909 (_mm256_mask_loadu_epi16): Pass const short * to
27910 __builtin_ia32_loaddquhi256_mask.
27911 (_mm256_maskz_loadu_epi16): Likewise.
27912 (_mm_mask_loadu_epi16): Pass const short * to
27913 __builtin_ia32_loaddquhi128_mask.
27914 (_mm_maskz_loadu_epi16): Likewise.
27915 (_mm256_mask_loadu_epi8): Pass const char * to
27916 __builtin_ia32_loaddquqi256_mask.
27917 (_mm256_maskz_loadu_epi8): Likewise.
27918 (_mm_mask_loadu_epi8): Pass const char * to
27919 __builtin_ia32_loaddquqi128_mask.
27920 (_mm_maskz_loadu_epi8): Likewise.
27921 (_mm256_mask_storeu_epi16): Pass short * to.
27922 __builtin_ia32_storedquhi256_mask.
27923 (_mm_mask_storeu_epi16): Pass short * to.
27924 __builtin_ia32_storedquhi128_mask.
27925 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
27926 const double * to __builtin_ia32_loadupd256_mask.
27927 (_mm256_maskz_loadu_pd): Likewise.
27928 (_mm_mask_loadu_pd): Pass onst double * to
27929 __builtin_ia32_loadupd128_mask.
27930 (_mm_maskz_loadu_pd): Likewise.
27931 (_mm256_mask_storeu_pd): Pass double * to
27932 __builtin_ia32_storeupd256_mask.
27933 (_mm_mask_storeu_pd): Pass double * to
27934 __builtin_ia32_storeupd128_mask.
27935 (_mm256_mask_loadu_ps): Pass const float * to
27936 __builtin_ia32_loadups256_mask.
27937 (_mm256_maskz_loadu_ps): Likewise.
27938 (_mm_mask_loadu_ps): Pass const float * to
27939 __builtin_ia32_loadups128_mask.
27940 (_mm_maskz_loadu_ps): Likewise.
27941 (_mm256_mask_storeu_ps): Pass float * to
27942 __builtin_ia32_storeups256_mask.
27943 (_mm_mask_storeu_ps): ass float * to
27944 __builtin_ia32_storeups128_mask.
27945 (_mm256_mask_loadu_epi64): Pass const long long * to
27946 __builtin_ia32_loaddqudi256_mask.
27947 (_mm256_maskz_loadu_epi64): Likewise.
27948 (_mm_mask_loadu_epi64): Pass const long long * to
27949 __builtin_ia32_loaddqudi128_mask.
27950 (_mm_maskz_loadu_epi64): Likewise.
27951 (_mm256_mask_storeu_epi64): Pass long long * to
27952 __builtin_ia32_storedqudi256_mask.
27953 (_mm_mask_storeu_epi64): Pass long long * to
27954 __builtin_ia32_storedqudi128_mask.
27955 (_mm256_mask_loadu_epi32): Pass const int * to
27956 __builtin_ia32_loaddqusi256_mask.
27957 (_mm256_maskz_loadu_epi32): Likewise.
27958 (_mm_mask_loadu_epi32): Pass const int * to
27959 __builtin_ia32_loaddqusi128_mask.
27960 (_mm_maskz_loadu_epi32): Likewise.
27961 (_mm256_mask_storeu_epi32): Pass int * to
27962 __builtin_ia32_storedqusi256_mask.
27963 (_mm_mask_storeu_epi32): Pass int * to
27964 __builtin_ia32_storedqusi128_mask.
27965 * config/i386/i386-builtin-types.def (PCSHORT): New.
27966 (PINT64): Likewise.
27967 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
27968 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
27969 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
27970 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
27971 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
27972 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
27973 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
27974 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
27975 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
27976 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
27977 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
27978 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
27979 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
27980 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
27981 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
27982 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
27983 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
27984 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
27985 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
27986 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
27987 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
27988 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
27989 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
27990 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
27991 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
27992 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
27993 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
27994 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
27995 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
27996 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
27997 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
27998 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
27999 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
28000 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
28001 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
28002 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
28003 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
28004 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
28005 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
28006 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
28007 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
28008 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
28009 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
28010 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
28011 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
28012 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
28013 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
28014 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
28015 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
28017 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
28018 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
28020 (ix86_expand_vector_move_misalign): Likewise.
28021 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
28022 to scalar function prototype for unaligned load/store builtins.
28023 (ix86_expand_special_args_builtin): Updated.
28024 * config/i386/sse.md (UNSPEC_LOADU): Removed.
28025 (UNSPEC_STOREU): Likewise.
28026 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
28027 (VI_ULOADSTORE_F_AVX512VL): Likewise.
28028 (ssescalarsize): Handle V4TI, V2TI and V1TI.
28029 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
28030 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
28031 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
28032 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
28033 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
28034 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
28035 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
28036 (<avx512>_storedqu<mode>_mask): Likewise.
28037 (*sse4_2_pcmpestr_unaligned): Likewise.
28038 (*sse4_2_pcmpistr_unaligned): Likewise.
28039 (*mov<mode>_internal): Renamed to ...
28040 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
28041 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
28042 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
28043 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
28045 2016-04-19 Richard Biener <rguenther@suse.de>
28047 PR tree-optimization/70171
28048 * tree-ssa-phiprop.c: Include stor-layout.h.
28049 (phiprop_insert_phi): Handle the aggregate copy case.
28050 (propagate_with_phi): Likewise.
28052 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
28054 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
28055 instead of simplify_gen_subreg (... , 0).
28056 (ix86_delegitimize_address): Ditto.
28057 (ix86_split_divmod): Ditto.
28058 (ix86_split_copysign_const): Ditto.
28059 (ix86_split_copysign_var): Ditto.
28060 (ix86_expand_args_builtin): Ditto.
28061 (ix86_expand_round_builtin): Ditto.
28062 (ix86_expand_special_args_builtin): Ditto.
28063 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
28064 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
28065 (udivmodqi4): Ditto.
28066 (absneg splitters): Ditto.
28067 (*jcc_bt<mode>_1): Ditto.
28069 2016-04-19 Richard Biener <rguenther@suse.de>
28071 PR tree-optimization/70724
28072 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
28073 restoring out from ...
28074 (free_scc_vn): ... here.
28075 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
28076 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
28078 (pass_fre::execute): Restore SSA info.
28080 2016-04-19 Richard Biener <rguenther@suse.de>
28082 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
28083 * gimple-walk.c (walk_gimple_op): Initialize it.
28084 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
28085 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
28086 remapping SSA names of defs.
28087 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
28090 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
28092 PR middle-end/70689
28093 * lra-constraints.c (equiv_substition_p): New.
28094 (process_alt_operands): Use it.
28095 (swap_operands): Swap it.
28096 (curr_insn_transform): Update it.
28098 2016-04-18 Michael Matz <matz@suse.de>
28100 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
28101 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
28102 * tree-core.h (tree_type_common.align): Use bit-field.
28103 (tree_type_common.spare): New.
28104 (tree_decl_common.off_align): Make smaller.
28105 (tree_decl_common.align): Use bit-field.
28107 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
28108 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
28109 (scan_sharing_clauses): Ditto.
28110 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
28111 (omp_finish_file): Ditto.
28112 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
28113 (layout_decl): Ditto.
28114 (relayout_decl): Ditto.
28115 (finalize_record_size): Use SET_TYPE_ALIGN.
28116 (finalize_type_size): Ditto.
28117 (finish_builtin_struct): Ditto.
28118 (layout_type): Ditto.
28119 (initialize_sizetypes): Ditto.
28120 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
28121 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
28122 (lookup_field_for_decl): Use SET_DECL_ALIGN.
28123 (get_chain_field): Ditto.
28124 (get_trampoline_type): Ditto.
28125 (get_nl_goto_field): Ditto.
28126 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
28128 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
28129 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
28130 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
28131 (build_qualified_type): Use SET_TYPE_ALIGN.
28132 (build_aligned_type, build_range_type_1): Ditto.
28133 (build_atomic_base): Ditto.
28134 (build_common_tree_nodes): Ditto.
28135 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
28136 (expand_one_stack_var_at): Ditto.
28137 * coverage.c (build_var): Use SET_DECL_ALIGN.
28138 * except.c (init_eh): Ditto.
28139 * function.c (assign_parm_setup_block): Ditto.
28140 * symtab.c (increase_alignment_1): Ditto.
28141 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
28142 * tree-vect-stmts.c (ensure_base_align): Ditto.
28143 * varasm.c (align_variable): Ditto.
28144 (assemble_variable): Ditto.
28145 (build_constant_desc): Ditto.
28146 (output_constant_def_contents): Ditto.
28148 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
28149 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
28150 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
28151 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
28152 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
28154 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
28157 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
28158 replace %vmovsd with "%vmovq".
28159 (vec_concatv2df): Likewise.
28161 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
28163 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
28164 (*vec_extractv2si_0): Ditto.
28165 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
28166 (zero_extended_scalar_load_operand splitters): Ditto.
28167 (vec_extract splitters): Ditto.
28168 (*vec_extractv4si_0_zext): Ditto.
28169 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
28170 and lowpart_subreg.
28171 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
28172 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
28173 (*sse4_1_extractps): Use lowpart_subreg.
28174 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
28176 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28178 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
28180 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
28181 Mention Solaris 11 packaging changes.
28182 Update gas and gld requirements.
28183 Remove reference to pre-Solaris 10 bug.
28184 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
28186 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
28189 2016-04-17 Jan Hubicka <jh@suse.cz>
28191 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
28192 max_loop_iterations_int.
28194 2016-04-18 Richard Biener <rguenther@suse.de>
28196 PR tree-optimization/43434
28197 * tree-ssa-structalias.c (struct vls_data): New.
28198 (visit_loadstore): Handle all pointer-based accesses.
28199 (compute_dependence_clique): Compute a bitmap of restrict tags
28200 assigned bases and pass it to visit_loadstore.
28202 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
28205 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
28206 armv8.1-a and armv8.1-a+crc.
28208 2016-04-18 Richard Biener <rguenther@suse.de>
28210 PR tree-optimization/70701
28211 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
28212 references after translating through a memcpy.
28214 2016-04-18 Richard Biener <rguenther@suse.de>
28216 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
28217 (compute_antic): ... here. For partial antic use regular
28218 postorder and scrap iteration.
28219 (compute_partial_antic_aux): Remove unused return value.
28220 (init_pre): Do not allocate postorder.
28221 (fini_pre): Do not free postorder.
28223 2016-04-18 Richard Biener <rguenther@suse.de>
28225 PR middle-end/37870
28226 * expmed.c (extract_bit_field_1): Remove broken case
28227 using a wider MODE_INT mode.
28229 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
28231 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
28232 unless compiling with at least GCC-4.8.
28234 2016-04-17 Jan Hubicka <jh@suse.cz>
28237 * graphite.c (graphite_finalize): Update call to
28238 tree_estimate_probability.
28239 * predict.h (tree_estimate_probability): Update prototype.
28241 2016-04-17 Jan Hubicka <jh@suse.cz>
28243 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
28244 (tree_estimate_probability): Likewise.
28245 (pass_profile::execute): Update.
28246 (report_predictor_hitrates): New function.
28247 * profile.c (compute_branch_probabilities): Use it.
28248 * predict.h (report_predictor_hitrates): Declare.
28250 2016-04-17 Jan Hubicka <jh@suse.cz>
28253 * cgraph.h (cgraph_node::set_const_flag,
28254 cgraph_node::set_pure_flag): Update prototype to return bool;
28256 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
28257 of interposable symbol are interposable, too.
28258 (cgraph_set_const_flag_1): Rename to ...
28259 (set_const_flag_1): ... this one; change to self recursive function
28260 instead of call_for_symbol_thunks_and_aliases. Handle correctly
28261 clearnig the flag in all variants and also virtual thunks of const
28262 functions are pure; track if any change was done.
28263 (cgraph_node::set_const_flag): Update.
28264 (struct set_pure_flag_info): New struct.
28265 (cgraph_set_pure_flag_1): Rename to ...
28266 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
28267 rather than pointer encoded flags; track if any changes was done;
28268 handle correctly clearning flag and setting flag of aliases already
28270 (cgraph_node::set_pure_flag): Update.
28271 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
28273 2016-04-17 Tom de Vries <tom@codesourcery.com>
28276 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
28277 backslash in label.
28279 2016-04-17 Tom de Vries <tom@codesourcery.com>
28281 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
28282 '{}<> ' as escape-for-record.
28284 2016-04-17 Tom de Vries <tom@codesourcery.com>
28286 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
28289 2016-04-17 Tom de Vries <tom@codesourcery.com>
28292 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
28293 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
28294 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
28295 * passes.c (finish_optimization_passes): Only call
28296 finish_graph_dump_file if dfi->graph_dump_initialized.
28297 (execute_function_dump, pass_init_dump_file): Use
28298 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
28300 2016-04-17 Tom de Vries <tom@codesourcery.com>
28302 PR tree-optimization/70256
28303 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
28304 (debug_varmap): New function.
28306 2016-04-17 Tom de Vries <tom@codesourcery.com>
28309 * passes.c (pass_manager::register_pass): Propagate pflags.
28311 2016-04-17 Tom de Vries <tom@codesourcery.com>
28314 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
28315 * passes.c (pass_manager::pass_manager): Declare and init p_start in
28316 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
28317 check if it's equal to p_start.
28318 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
28320 2016-04-15 Jan Hubicka <jh@suse.cz>
28323 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
28324 function does not bind to current def.
28325 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
28326 handle conservatively calls to functions that does not need to bind
28328 (check_call): Update call of worse_state.
28329 (ignore_edge_for_nothrow): Update.
28330 (ignore_edge_for_pure_const): Likewise.
28331 (propagate_pure_const): Update calls to worse_state.
28332 (skip_function_for_local_pure_const): Reformat comments.
28334 2016-04-15 Jan Hubicka <jh@suse.cz>
28337 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
28338 (cgraph_node::function_symbol): Likewise.
28339 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28340 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
28341 (symtab_node::ultimate_alias_target): Add REF parameter.
28342 (symtab_node::binds_to_current_def_p): Declare.
28343 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
28344 (cgraph_node::function_symbol): Likewise.
28345 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28346 (cgraph_node::get_availability): Likewise.
28347 (cgraph_edge::binds_to_current_def_p): New inline function.
28348 (varpool_node::get_availability): Add REF parameter.
28349 (varpool_node::ultimate_alias_target): Likewise.
28350 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
28351 (symtab_node::binds_to_current_def_p): Likewise.
28352 * varpool.c (varpool_node::get_availability): Likewise.
28354 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
28357 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
28358 Fix mode size check.
28360 2016-04-15 Jakub Jelinek <jakub@redhat.com>
28362 * BASE-VER: Set to 7.0.0.
28364 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
28366 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
28368 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28370 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
28371 architecture revisions.
28373 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
28375 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
28376 * config/i386/i386.c (ix86_using_red_zone): No longer static.
28377 * config/i386/i386.md (stack decrement to push peepholes): Guard
28378 with !x86_using_red_zone ().
28380 2016-04-15 Jakub Jelinek <jakub@redhat.com>
28383 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
28384 to dump_generic_node.
28385 (NIY): Pass also flags to do_niy.
28387 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
28389 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
28390 (simd_clone_vector_of_formal_parm_types)
28391 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
28392 (simd_clone_mangle, simd_clone_create)
28393 (simd_clone_adjust_return_type, create_tmp_simd_array)
28394 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
28395 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
28396 (ipa_simd_modify_function_body, simd_clone_linear_addend)
28397 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
28398 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
28399 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
28400 * omp-simd-clone.c: ... this new file.
28401 (simd_clone_vector_of_formal_parm_types): Make it static.
28402 * Makefile.in (OBJS): Add omp-simd-clone.o.
28404 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
28407 * config/i386/sse.md: Use proper memory operand modifiers.
28410 2016-04-15 Richard Biener <rguenther@suse.de>
28411 Alan Modra <amodra@gmail.com>
28413 PR tree-optimization/70130
28414 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
28415 when alignment stays not the same and no not use the realign
28418 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
28421 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
28422 direct move handlers for KFmode. Change TFmode handlers test from
28423 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
28425 2016-04-14 Jakub Jelinek <jakub@redhat.com>
28428 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
28429 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
28430 (inlined_polymorphic_ctor_dtor_block_p): Use it.
28431 * tree-ssa-live.c (remove_unused_scope_block_p): When
28432 in_ctor_dtor_block, avoid discarding not just BLOCKs with
28433 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
28434 block_ultimate_origin is FUNCTION_DECL.
28435 (remove_unused_locals): If current_function_decl is
28436 polymorphic_ctor_dtor_p, pass initial true to
28437 remove_unused_scope_block_p' is_ctor_dtor_block.
28439 2016-04-14 Martin Sebor <msebor@redhat.com>
28444 * doc/extend.texi (Variable Length): Revert.
28446 2016-04-14 Marek Polacek <polacek@redhat.com>
28447 Jan Hubicka <hubicka@ucw.cz>
28450 * tree.c (verify_type): Disable the canonical type of main variant
28453 2016-04-14 Jason Merrill <jason@redhat.com>
28455 * cfgexpand.c, expr.c: Revert previous change.
28457 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
28459 PR middle-end/70643
28460 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
28461 when building a mem ref for the incoming reduction variable.
28463 2016-04-14 Richard Biener <rguenther@suse.de>
28465 PR tree-optimization/70614
28466 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
28467 loop if the evolution dropped to chrec_dont_know.
28468 (interpret_condition_phi): Likewise.
28470 2016-04-14 Richard Biener <rguenther@suse.de>
28472 PR tree-optimization/70623
28473 * tree-ssa-pre.c (changed_blocks): Make global ...
28474 (compute_antic): ... local here. Move and fix worklist
28475 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
28476 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
28477 worklist handling, dump when ANTIC_IN changed.
28478 (compute_partial_antic_aux): Remove worklist handling.
28479 (init_pre): Do not compute post dominators. Add a comment about
28480 the CFG order chosen.
28481 (fini_pre): Do not free post dominators.
28483 2016-04-13 Martin Sebor <msebor@redhat.com>
28488 * doc/extend.texi (Variable Length): Document C++ specifics.
28490 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28493 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
28494 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
28495 eh edges have been purged.
28498 * tree-sra.c (create_access_replacement,
28499 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
28501 * tree-pretty-print.c (dump_fancy_name): New function.
28502 (dump_decl_name, dump_generic_node): Use it.
28504 2016-04-13 Jason Merrill <jason@redhat.com>
28506 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
28507 * expr.c (expand_expr_real_1): Likewise.
28509 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
28511 * config/i386/i386.md (kunpckhi): Swap operands.
28512 (kunpcksi): Likewise.
28513 (kunpckdi): Likewise.
28514 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
28515 (vec_pack_trunc_<mode>): Likewise.
28517 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28520 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
28522 PR middle-end/70633
28523 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
28524 gimplification turns some element into non-constant.
28527 * rtl.h (convert_memory_address_addr_space_1): New prototype.
28528 * explow.c (convert_memory_address_addr_space_1): No longer static,
28529 add NO_EMIT argument and don't call convert_modes if true, pass
28530 it down recursively, remove break after return.
28531 (convert_memory_address_addr_space): Adjust caller.
28532 * simplify-rtx.c (simplify_unary_operation_1): Call
28533 convert_memory_address_addr_space_1 instead of convert_memory_address,
28534 if it returns NULL, don't simplify.
28536 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
28539 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
28541 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28543 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28544 Bump the upper SIMDLEN limits, so that if the return type or
28545 characteristic type if the return type is void can be passed in
28546 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
28549 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
28552 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
28553 Do not use "=" constraint on an input constraint.
28554 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
28555 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
28556 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
28557 generates (neg (abs ...)) instead of (abs ...).
28559 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28561 PR rtl-optimization/70596
28562 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
28563 just invalidate LRA data and reset them. Adjust dump wording.
28565 2016-04-12 Martin Liska <mliska@suse.cz>
28568 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28570 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
28572 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28573 max_loop_iterations_int.
28574 (tree_unswitch_outer_loop): Likewise.
28575 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
28576 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
28578 2016-04-12 Tom de Vries <tom@codesourcery.com>
28580 PR tree-optimization/68756
28581 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
28582 instead of new_name.
28584 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28586 PR tree-optimization/70602
28587 * tree-sra.c (generate_subtree_copies): Don't write anything into
28588 constant pool decls.
28590 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
28591 regardless whether there are depend clauses or not.
28593 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28596 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
28597 target attribute and pragma from changing the -mfloat128
28598 and -mfloat128-hardware options.
28600 * doc/extend.texi (Additional Floating Types): Document PowerPC
28601 __float128 restrictions.
28603 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28606 * config/aarch64/driver-aarch64.c
28607 (aarch64_get_extension_string_for_isa_flags): New.
28608 (arch_extension): Rename to...
28609 (aarch64_arch_extension): ...This.
28610 (ext_to_feat_string): Rename to...
28611 (aarch64_extensions): ...This.
28612 (aarch64_core_data): Keep track of architecture extension flags.
28613 (cpu_data): Rename to...
28614 (aarch64_cpu_data): ...This.
28615 (aarch64_arch_driver_info): Keep track of architecture extension
28617 (get_arch_name_from_id): Rename to...
28618 (get_arch_from_id): ...This, change return type.
28619 (host_detect_local_cpu): Update and reformat for renames, handle
28620 extensions through common infrastructure.
28622 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28625 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
28626 track of a canonical flag name.
28627 (all_extensions): Likewise.
28628 (arch_to_arch_name): Also track extension flags enabled by the arch.
28629 (all_architectures): Likewise.
28630 (aarch64_parse_extension): Move to here.
28631 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
28633 (aarch64_rewrite_selected_cpu): Update for above change.
28634 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
28635 are handled, such that the single explicit value enabled by an
28636 extension is kept seperate from the implicit values it also enables.
28637 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
28639 (aarch64_parse_extension): New.
28640 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
28641 here to config/aarch64/aarch64-protos.h.
28642 (aarch64_parse_extension): Move from here to
28643 common/config/aarch64/aarch64-common.c.
28644 (aarch64_option_print): Update.
28645 (aarch64_declare_function_name): Likewise.
28646 (aarch64_start_file): Likewise.
28647 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
28648 the canonical flag for extensions.
28649 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
28652 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28654 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
28657 2016-04-09 Tom de Vries <tom@codesourcery.com>
28659 PR tree-optimization/68953
28660 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
28661 first to last subscript.
28663 2016-04-09 Jakub Jelinek <jakub@redhat.com>
28665 PR tree-optimization/70586
28666 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
28669 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
28673 PR tree-optimization/70373
28674 PR middle-end/70533
28675 PR middle-end/70534
28676 PR middle-end/70535
28677 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
28678 clauses for acc parallel reductions as necessary. Error on those
28680 * omp-low.c (scan_sharing_clauses): Don't install variables which
28681 are used in acc parallel reductions.
28682 (lower_rec_input_clauses): Remove dead code.
28683 (lower_oacc_reductions): Add support for reference reductions.
28684 (lower_reduction_clauses): Remove dead code.
28685 (lower_omp_target): Don't remap variables appearing in acc parallel
28687 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
28689 2016-04-08 Jakub Jelinek <jakub@redhat.com>
28691 PR middle-end/70593
28692 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
28693 with multiple SSA_NAME defs, force the outputs other than first
28694 to be live before calling live_track_process_def on each output.
28696 PR rtl-optimization/70574
28697 * fwprop.c (forward_propagate_and_simplify): Don't add
28698 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
28699 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
28700 paradoxical subregs within *loc.
28702 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
28704 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
28705 -ftree-parallelize-loops={0,1}.
28706 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
28707 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
28708 * config/ia64/hpux.h (LIB_SPEC): Likewise.
28709 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
28710 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
28712 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
28715 * asan.c (instrument_derefs): If we get unknown location, extract it
28716 with EXPR_LOCATION.
28717 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
28719 2016-04-08 Tom de Vries <tom@codesourcery.com>
28721 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
28722 implicit firstprivate clause.
28724 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28727 * config/arm/thumb2.md (tst + branch-> lsls + branch
28728 peephole below *orsi_not_shiftsi_si): Require that condition
28729 register is dead after the peephole.
28730 (second peephole after the above): Likewise.
28732 2016-04-08 Alan Modra <amodra@gmail.com>
28735 * builtins.c (fold_builtin_classify): For IBM extended precision,
28736 look at just the high-order double to test for NaN.
28737 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
28738 test just the high double for Inf but both doubles for subnormal
28741 2016-04-07 Jakub Jelinek <jakub@redhat.com>
28743 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
28744 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
28745 node->simdclone->mask_mode != VOIDmode masks.
28746 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
28747 earlier, use it instead of node->simdclone.
28748 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28749 Set clonei->mask_mode.
28751 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28754 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
28755 Pass it through to cp_parser_already_scoped_statement.
28756 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
28757 it through to cp_parser_statement.
28758 (cp_parser_statement): Pass IF_P through to
28759 cp_parser_iteration_statement.
28760 (cp_parser_pragma): Adjust call to
28761 cp_parser_iteration_statement.
28763 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28766 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
28767 resolve a future -Wparentheses warning.
28768 * omp-low.c (scan_sharing_clauses): Likewise.
28769 * tree-parloops.c (eliminate_local_variables): Likewise.
28771 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
28773 PR rtl-optimization/70398
28774 * lra-constraints.c (process_address_1): Check zero scale and code
28775 for reloading with zero scale.
28777 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
28779 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
28780 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
28782 2016-04-06 Jakub Jelinek <jakub@redhat.com>
28784 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28785 Add support for AVX512F clones, include them by default for
28786 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
28787 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
28790 PR middle-end/70550
28791 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
28792 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
28793 firstprivate clauses.
28794 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
28795 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
28796 (lower_omp_target): Set TREE_NO_WARNING for
28797 non-addressable possibly uninitialized vars which are copied into
28798 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
28800 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
28802 * config/pa/predicates.md (integer_store_memory_operand): Accept
28803 REG+D operands with a large offset when reload_in_progress is true.
28804 (floating_point_store_memory_operand): Likewise.
28806 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28809 * match.pd (nested int casts): Limit to GIMPLE.
28811 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
28814 * ipa-devirt.c (maybe_record_node): Fix comment; use
28815 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
28817 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28819 PR rtl-optimization/70542
28820 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
28821 if there are any uses other than insn or debug insns.
28823 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
28824 Jakub Jelinek <jakub@redhat.com>
28826 PR tree-optimization/70509
28827 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
28828 Shift HOST_WIDE_INT_1U instead of 1.
28830 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
28832 PR tree-optimization/70509
28833 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
28834 of the vector base type for index.
28836 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
28839 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
28841 2016-04-05 Richard Biener <rguenther@suse.de>
28843 PR tree-optimization/70526
28844 * tree-sra.c (build_ref_for_offset): Use prev_base to
28845 extract the alias pointer type.
28847 2016-04-05 Richard Biener <rguenther@suse.de>
28849 * dse.c (struct store_info): Remove alias_set member.
28850 (struct read_info_type): Likewise.
28851 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
28852 spill_deleted, clear_alias_set_lookup): Remove.
28853 (get_group_info): Remove dead base == NULL_RTX case.
28854 (dse_step0): Remove initialization of removed variables.
28855 (delete_dead_store_insn): Reomve alias set dumping.
28856 (free_read_records): Remove alias_set handling.
28857 (canon_address): Remove alias_set_out parameter.
28858 (record_store): Remove spill_alias_set, it's always zero.
28859 (check_mem_read_rtx): Likewise.
28860 (dse_step2): Rename from ...
28861 (dse_step2_nospill): ... this. Adjust.
28862 (scan_stores): Rename from ...
28863 (scan_stores_nospill): ... this.
28864 (scan_reads): Rename from ...
28865 (scan_reads_nospill): ... this.
28866 (scan_stores_spill, scan_reads_spill): Remove.
28867 (dse_step3_scan): Remove for_spills argument which is always false.
28868 (dse_step3): Likewise.
28869 (dse_step5): Rename from ...
28870 (dse_step5_nospill): ... this. Remove alias_set handling.
28871 (rest_of_handle_dse): Adjust.
28873 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28876 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
28877 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
28878 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
28879 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
28881 2016-04-05 Richard Biener <rguenther@suse.de>
28883 PR middle-end/70499
28884 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
28885 non-register type temporaries into SSA.
28887 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
28890 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
28891 calls when sanitizing.
28892 (possible_polymorphic_call_target_p): Fix formatting.
28894 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28895 Jakub Jelinek <jakub@redhat.com>
28897 PR middle-end/70457
28898 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
28899 to ensure a call statement is compatible with a built-in's
28901 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
28904 2016-04-04 Richard Biener <rguenther@suse.de>
28906 PR rtl-optimization/70484
28907 * rtl.h (canon_output_dependence): Declare.
28908 * alias.c (canon_output_dependence): New function.
28909 * dse.c (record_store): Use canon_output_dependence rather
28910 than canon_true_dependence.
28912 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28915 * cgraph.h (symtab_node::copy_visibility_from): New function.
28916 * symtab.c (symtab_node::copy_visibility_from): New function.
28917 * ipa-visibility.c (optimize_weakref): New function.
28918 (function_and_variable_visibility): Use it.
28920 2016-04-04 Martin Liska <mliska@suse.cz>
28923 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
28924 value that is really in range handled by SBR instruction.
28925 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
28926 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
28927 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
28929 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
28933 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
28934 set, but not for SP_REG operands.
28936 2016-04-02 Martin Sebor <msebor@redhat.com>
28939 * fold-const.c (maybe_nonzero_address): New function.
28940 (fold_comparison): Call it. Fold equality and relational
28941 expressions involving null pointers.
28942 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
28944 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
28946 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
28947 the "Y" constraint (scalar FP 0.0 immediate).
28949 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
28950 Add the "const_double" to the list of operand constraints.
28952 2016-04-01 Jakub Jelinek <jakub@redhat.com>
28954 PR rtl-optimization/70467
28955 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
28956 If low word of the last operand is 0, just emit addition/subtraction
28959 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28962 * config/s390/s390.c (s390_expand_insv): Check for everything
28963 constant instead of just VOIDmode stuff.
28965 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28968 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
28970 2016-04-01 Nathan Sidwell <nathan@acm.org>
28972 * tree.def (TRY_CATCH_EXPR): Correct documentation.
28974 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
28976 PR rtl-optimization/70461
28977 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
28980 2016-03-31 Martin Liska <mliska@suse.cz>
28983 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
28984 a tree value or an immediate integer value to a buffer
28985 that is eventually copied to a BRIG section.
28986 (emit_immediate_operand): Call the function here.
28987 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
28988 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
28989 of class' fields that are removed.
28990 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
28991 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
28992 m_brig_repr_size fields.
28994 2016-03-31 Martin Liska <mliska@suse.cz>
28997 * hsa-gen.c (hsa_function_representation::update_dominance): New
28999 (convert_addr_to_flat_segment): Likewise.
29000 (gen_hsa_memory_set): New alignment argument.
29001 (gen_hsa_ctor_assignment): Likewise.
29002 (gen_hsa_insns_for_single_assignment): Provide alignment
29003 to gen_hsa_ctor_assignment.
29004 (gen_hsa_insns_for_direct_call): Add new argument.
29005 (expand_lhs_of_string_op): New function.
29006 (expand_string_operation_builtin): Likewise.
29007 (expand_memory_copy): New function.
29008 (expand_memory_set): New function.
29009 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
29010 (convert_switch_statements): Change signature.
29011 (generate_hsa): Use a return value of the function.
29012 (pass_gen_hsail::execute): Do not call
29013 convert_switch_statements here.
29014 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
29015 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
29016 (hsa_function_representation::update_dominance): New function.
29018 2016-03-31 Martin Liska <mliska@suse.cz>
29021 * hsa-brig.c (emit_directive_variable): Emit alignment
29022 according to hsa_symbol::m_align.
29023 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
29024 (dump_hsa_symbol): Dump alignment of HSA symbols.
29025 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
29026 (gen_hsa_addr_with_align): New function.
29027 (hsa_bitmemref_alignment): Use newly added function.
29028 (gen_hsa_insns_for_load): Likewise.
29029 (gen_hsa_insns_for_store): Likewise.
29030 (gen_hsa_memory_copy): New argument added.
29031 (gen_hsa_insns_for_single_assignment): Respect
29032 alignment for assignments processed via gen_hsa_memory_copy.
29033 (gen_hsa_insns_for_direct_call): Likewise.
29034 (gen_hsa_insns_for_return): Likewise.
29035 (gen_function_def_parameters): Set default alignment.
29036 * hsa.c (hsa_object_alignment): New function.
29037 (hsa_byte_alignment): Pasted function.
29038 * hsa.h (hsa_symbol::m_align): New field.
29040 2016-03-31 Bin Cheng <bin.cheng@arm.com>
29042 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
29043 scratch field for goto case.
29045 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
29047 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
29049 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
29052 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
29053 (scalar_chain::convert_insn): Call convert_op for reg
29054 moves to handle undefined registers.
29056 2016-03-31 Nathan Sidwell <nathan@acm.org>
29059 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
29060 Assert we don't want to move backwards.
29062 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
29065 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
29067 2016-03-31 Jakub Jelinek <jakub@redhat.com>
29069 PR rtl-optimization/70460
29070 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
29071 with operand from REG_LABEL_OPERAND, instead substitute
29072 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
29073 Don't do anything for REG_NON_LOCAL_GOTO jumps.
29075 2016-03-31 Martin Liska <mliska@suse.cz>
29077 * passes.c (execute_one_pass): Do not call
29078 todo_after for a discarded function.
29080 2016-03-31 Bin Cheng <bin.cheng@arm.com>
29082 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
29083 (no_cost, infinite_cost): Initialize the new field.
29084 (get_computation_cost_at): Record setup cost.
29085 (determine_use_iv_cost_address): Skip cost computation for sub
29086 uses if we can estimate it without losing accuracy.
29088 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
29090 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
29092 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
29093 max_loop_iterations_int.
29094 (tree_unswitch_outer_loop): Likewise.
29095 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
29096 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
29098 2016-03-30 Richard Biener <rguenther@suse.de>
29100 PR middle-end/70450
29101 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
29103 2016-03-30 Jakub Jelinek <jakub@redhat.com>
29106 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
29107 in gen_blendm expander.
29109 2016-03-30 Nick Clifton <nickc@redhat.com>
29112 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
29113 case where we are already provided with an SImode SUBREG.
29115 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
29118 * config/i386/i386.c (ix86_expand_epilogue): Properly check
29119 conflict between DRAP register and __builtin_eh_return.
29121 2016-03-30 Michael Matz <matz@suse.de>
29122 Richard Biener <rguenther@suse.de>
29125 * ipa-polymorphic-call.c (struct type_change_info): Change
29126 speculative to an unsigned allowing to limit the work we do.
29127 (csftc_abort_walking_p): New inline function..
29128 (check_stmt_for_type_change): Limit the number of may-defs
29129 skipped for speculative devirtualization to
29130 max-speculative-devirt-maydefs.
29131 * params.def (max-speculative-devirt-maydefs): New param.
29132 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
29134 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
29137 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
29140 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
29142 PR tree-optimization/59124
29143 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
29144 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
29146 2016-03-29 Jeff Law <law@redhat.com>
29148 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
29150 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29152 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
29155 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
29157 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
29158 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
29159 gcrt0.o if linking dynamically.
29161 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29164 * ipa-devirt.c (methods_equal_p): New function.
29165 (compare_virtual_tables): Use it.
29166 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
29167 * cgraphclones.c (clone_function_name_1): Use
29168 symbol_table::symbol_suffix_separator.
29169 * coverage.c (build_var): Likewise.
29170 * symtab.c (symbol_table::symbol_suffix_separator): New.
29172 2016-03-29 Jakub Jelinek <jakub@redhat.com>
29174 PR rtl-optimization/70429
29175 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
29176 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
29177 mode != result_mode.
29180 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
29182 PR tree-optimization/70405
29183 * ssa-iterators.h (num_imm_uses): Add missing braces.
29185 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
29187 PR rtl-optimization/68695
29188 * ira-color.c (allocno_copy_cost_saving): New.
29189 (improve_allocation): Use it.
29191 2016-03-29 Richard Henderson <rth@redhat.com>
29193 PR middle-end/70355
29194 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
29196 2016-03-29 Richard Biener <rguenther@suse.de>
29198 PR middle-end/70424
29199 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
29200 use alignment returned by get_pointer_alignment_1 if it is
29201 bigger than BITS_PER_UNIT.
29202 * builtins.c (get_pointer_alignment_1): Do not return true
29203 for alignment extracted from SSA info.
29205 2016-03-28 James Bowman <james.bowman@ftdichip.com>
29207 * config/ft32/ft32.opt (mnodiv): New.
29208 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
29209 * doc/invoke.texi (FT32 Options -mnodiv): New.
29211 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
29214 * config/i386/i386.md (define_split, andn): Fix modes.
29216 2016-03-26 Richard Biener <rguenther@suse.de>
29217 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
29220 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
29222 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
29223 as 2nd argument to cl_optimization_restore().
29225 2016-03-25 Richard Henderson <rth@redhat.com>
29228 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
29229 * config/aarch64/aarch64-protos.h: Declare it.
29230 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
29232 2016-03-25 Alan Modra <amodra@gmail.com>
29235 * config/rs6000/constraints.md (j): Simplify.
29236 * config/rs6000/predicates.md (easy_fp_constant): Exclude
29238 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
29239 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
29240 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
29241 in all constraint alternatives.
29242 (movtd_64bit_nodm): Delete "j" constraint alternative.
29244 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
29246 * tree-ssa-propagate.c: Enhance docs for
29247 SSA_PROP_NOT_INTERESTING.
29249 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
29251 * doc/extend.texi: Fix typo in documentation to pure attribute.
29253 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
29256 * config/pa/pa.md (bswapdi2): Use a scratch register.
29258 2016-03-24 Richard Henderson <rth@redhat.com>
29260 PR middle-end/69845
29261 * fold-const.c (extract_muldiv_1): Correct test for multiplication
29264 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
29266 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
29267 using ix86_expand_binary_operator instead of gen_andsi3.
29269 2016-03-24 Richard Biener <rguenther@suse.de>
29271 PR tree-optimization/70396
29272 * tree-vect-stmts.c (vectorizable_comparison): Use
29273 get_vectype_for_scalar_type.
29275 2016-03-24 Richard Biener <rguenther@suse.de>
29277 PR middle-end/70370
29278 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
29279 with register bases.
29281 2016-03-24 Richard Biener <rguenther@suse.de>
29283 PR tree-optimization/70372
29284 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
29285 build_all_ones_cst to also handle vector types correctly.
29287 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
29290 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
29293 2016-03-23 Marek Polacek <polacek@redhat.com>
29296 * doc/invoke.texi: Document -Wignored-attributes.
29298 2016-03-23 Bin Cheng <bin.cheng@arm.com>
29300 PR tree-optimization/69042
29301 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
29302 parameter from 30 to 40.
29304 2016-03-23 Bin Cheng <bin.cheng@arm.com>
29306 PR tree-optimization/69042
29307 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
29308 for use with constant offset stripped in base.
29310 2016-03-23 Richard Biener <rguenther@suse.de>
29312 PR middle-end/70251
29313 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
29314 mode compatibility check.
29315 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29317 2016-03-23 Jeff Law <law@redhat.com>
29319 PR tree-optimization/64058
29320 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
29322 (struct ssa_conflicts): Move up earlier in the file.
29323 (conflicts_, var_map_): New static variables.
29324 (initialize_conflict_count): New function to initialize the
29325 CONFLICT_COUNT field for each conflict pair.
29326 (compare_pairs): Lazily initialize the conflict count and use it
29327 as the first tie-breaker.
29328 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
29329 and wipe conflicts_ and map_ around the call to qsort. Remove
29330 special case for 2 coalesce pairs.
29331 * bitmap.c (bitmap_count_unique_bits): New function.
29332 (bitmap_count_bits_in_word): New function, extracted from
29334 (bitmap_count_bits): Use bitmap_count_bits_in_word.
29335 * bitmap.h (bitmap_count_unique_bits): Declare it.
29337 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
29340 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
29341 transparent alias chain for decl assembler name.
29342 * config/sol2.c (solaris_assemble_visibility): Likewise.
29344 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29346 * config/arm/arm1020e.md (1020call_op): Reduce reservation
29348 (v10_fdivs): Likewise.
29349 (v10_fdivd): Likewise.
29351 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29354 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
29355 to not call fclose twice on file.
29357 2016-03-23 Jakub Jelinek <jakub@redhat.com>
29359 PR tree-optimization/70354
29360 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29361 oprnd0 is wider than oprnd1 and there is a cast from the wider
29362 type to oprnd1, mask it with the mask of the narrower type.
29365 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
29366 Optimize TARGET_STV splitters, if high or low word of last argument
29369 2016-03-22 Jeff Law <law@redhat.com>
29372 tree-ssa-threadbackward.c
29373 (fsm_find_control_statement_thread_paths): Correctly distinguish
29374 between old style jump threads vs FSM jump threads.
29376 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
29379 * config/i386/i386.c (scalar_chain::convert_op): Support
29380 uninitialized register usage case.
29382 2016-03-22 Richard Biener <rguenther@suse.de>
29384 PR middle-end/70251
29385 * genmatch.c (gen_transform): Adjust last parameter to a three-state
29387 (capture::gen_transform): ... to change behavior when substituting
29388 a condition into cond or not-cond expr context.
29389 (dt_simplify::gen_1): Adjust.
29390 * gimple-match-head.c: Include gimplify.h for unshare_expr.
29391 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
29392 last change and instead change to
29393 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
29394 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29396 2016-03-22 Anthony Green <green@moxielogic.com>
29398 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
29399 issue for moxiebox targets.
29400 (CC1PLUS_SPEC): Ditto.
29402 2016-03-22 Richard Biener <rguenther@suse.de>
29404 PR middle-end/70333
29405 * fold-const.c (extract_muldiv_1): Properly perform multiplication
29408 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
29410 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
29412 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
29415 * config/i386/i386.c (def_builtin): Handle
29416 OPTION_MASK_ISA_AVX512VL to be and-ed with other
29418 (const struct builtin_description bdesc_special_args[]):
29419 Remove duplicate ISA bits.
29421 2016-03-22 Jakub Jelinek <jakub@redhat.com>
29424 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
29425 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
29426 in a way that works also for AVX512BW.
29429 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
29430 instead of source if operands[1] is xmm16 and above and
29431 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
29432 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
29435 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
29436 on assign if (*from_p) is a comparison, set it to
29437 TREE_NO_WARNING (*from_p).
29439 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29441 PR middle-end/70326
29442 * lra.c (restore_scratches): Ignore deleted insns.
29444 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
29445 Jakub Jelinek <jakub@redhat.com>
29447 PR tree-optimization/70317
29448 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
29451 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
29454 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
29455 of ix86_expand_move.
29457 (movti): Use general_operand for operand 1 predicate.
29459 2016-03-21 Martin Liska <mliska@suse.cz>
29461 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
29463 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
29465 2016-03-21 Martin Liska <mliska@suse.cz>
29468 * ipa-icf.c (sem_function::parse): Skip static
29469 constructors and destructors.
29471 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29474 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
29475 function-like macro, peek following token(s) if it is followed
29476 by CPP_OPEN_PAREN token with optional padding in between, and
29477 if not, don't treat it like a macro.
29479 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
29480 Alexander Monakov <amonakov@ispras.ru>
29482 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
29483 for the stabs debug format.
29485 2016-03-21 Richard Biener <rguenther@suse.de>
29487 PR tree-optimization/70310
29488 * tree-vect-generic.c (expand_vector_condition): Fold the built
29491 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
29494 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
29495 Block third alternative for AVX-512VL target,
29497 2016-03-21 Martin Liska <mliska@suse.cz>
29500 * hsa-brig.c (emit_function_directives): Mark unemitted
29501 global variables for emission.
29502 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
29503 (get_symbol_for_decl): Likewise.
29504 * hsa.h (struct hsa_symbol): New flag.
29506 2016-03-21 Richard Biener <rguenther@suse.de>
29508 PR tree-optimization/70288
29509 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
29510 we do not estimate unsimplified all-constant conditionals or
29511 switches as optimized away.
29513 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
29515 PR rtl-optimization/69102
29516 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
29517 when we have a readonly dependency context.
29519 2016-03-18 Jeff Law <law@redhat.com>
29521 PR rtl-optimization/70263
29522 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
29523 (update_equiv_regs): When trying to move a store to after the insn
29524 that sets the source of the store, make sure the store occurs after
29525 the insn that sets the source of the store. When successful note
29526 the REG_EQUIV note created in the dump file.
29528 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
29529 Bernd Schmidt <bschmidt@redhat.com>
29531 * doc/extend.texi: Document more potential problems with basic asms.
29533 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
29535 PR rtl-optimization/70278
29536 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
29539 2016-03-18 Jason Merrill <jason@redhat.com>
29541 * calls.c (load_register_parameters): Fix zero size sibcall logic.
29543 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
29545 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
29546 values to 128b regs.
29548 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
29550 PR tree-optimization/70252
29551 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
29552 boolean vector has a proper number of elements.
29553 (supportable_narrowing_operation): Likewise.
29555 2016-03-18 Tom de Vries <tom@codesourcery.com>
29558 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
29560 2016-03-18 Jakub Jelinek <jakub@redhat.com>
29562 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
29563 instead of replace_rtx for DEBUG_INSNs.
29565 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29567 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
29568 load type reservations.
29570 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
29573 * config/pa/constraints.md: Revert 2015-02-13 change. Use
29574 define_constraint for "Q" and "T" constraints.
29576 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
29578 Tweak the pipeline model for Exynos M1
29580 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
29583 2016-03-17 David Malcolm <dmalcolm@redhat.com>
29586 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
29587 where one or both locations aren't within a line_map.
29589 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
29592 * opts.c (finish_options): Don't set flag_pie to the default if
29593 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
29596 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
29598 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
29599 true as ALL_REGS argument to replace_rtx.
29601 2016-03-17 Richard Biener <rguenther@suse.de>
29604 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
29607 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29610 * rtl.h (replace_rtx): Add ALL_REGS argument.
29611 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
29612 equality and assert mode is the same, instead of just rtx pointer
29614 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
29615 true as ALL_REGS argument to replace_rtx.
29617 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
29619 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
29620 for boolean vector with vector mode only.
29621 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29623 2016-03-17 Nick Clifton <nickc@redhat.com>
29626 * config/rx/rx.c (rx_print_integer): Print negative constants in
29629 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29632 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
29634 2016-03-16 Richard Henderson <rth@redhat.com>
29635 Richard Biener <rguenth@suse.de>
29637 PR middle-end/70240
29638 PR middle-end/68215
29640 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
29641 first operand as is_gimple_condexpr.
29643 PR middle-end/70240
29644 PR middle-end/68215
29646 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
29647 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
29648 Do not gimplify the result.
29649 (do_unop): Adjust call to tree_vec_extract.
29650 (do_binop): Likewise.
29651 (do_compare): Likewise.
29652 (do_plus_minus): Likewise.
29653 (do_negate): Likewise.
29654 (expand_vector_condition): Likewise.
29655 (do_cond): Likewise.
29657 2016-03-16 Richard Henderson <rth@redhat.com>
29660 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
29661 (aarch64_classify_address): Use it.
29662 (aarch64_legitimize_address): Force all subexpressions of PLUS
29663 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
29665 2016-03-16 Jakub Jelinek <jakub@redhat.com>
29666 Richard Biener <rguenth@suse.de>
29669 * rtlanal.c (replace_rtx): For REG, if from is a REG,
29670 return to even if only REGNO is equal, and assert
29673 2016-03-11 Jeff Law <law@redhat.com>
29675 PR rtl-optimization/70224
29676 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
29678 2016-03-16 Richard Henderson <rth@redhat.com>
29680 PR middle-end/70199
29681 * function.h (struct function): Add has_forced_label_in_static.
29682 * gimplify.c (force_labels_r): Set it.
29683 * lto-streamer-in.c (input_struct_function_base): Read it.
29684 * lto-streamer-out.c (output_struct_function_base): Write it.
29685 * tree-inline.c (has_label_address_in_static_1): Remove.
29686 (copy_forbidden): Remove fndecl parameter; test
29687 has_forced_label_in_static.
29688 (inline_forbidden_p): Update call to copy_forbidden.
29689 (tree_versionable_function_p): Likewise.
29690 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
29691 (chkp_versioning): Likewise.
29692 * tree-inline.h (copy_forbidden): Update decl.
29694 2016-03-16 Marek Polacek <polacek@redhat.com>
29697 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
29698 function being thunked if the result type doesn't have fixed size.
29699 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
29700 doesn't have fixed size.
29702 2016-03-16 Bin Cheng <bin.cheng@arm.com>
29704 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
29705 reporting malformed loop nest.
29707 2016-03-16 Tom de Vries <tom@codesourcery.com>
29710 * ipa-devirt.c (possible_polymorphic_call_targets): Move
29711 nodes.length () == 1 test to before first nodes[0] access.
29713 2016-03-16 Tom de Vries <tom@codesourcery.com>
29715 PR tree-optimization/68715
29716 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
29717 single_pred_p test.
29719 2016-03-16 Tom de Vries <tom@codesourcery.com>
29721 PR tree-optimization/68809
29722 * graphite-scop-detection.c (same_close_phi_node): Test if result types
29725 2016-03-16 Carlos O'Donell <carlos@redhat.com>
29726 Sandra Loosemore <sandra@codesourcery.com>
29728 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
29729 on leaf attribute. Mention ELF interposition problems.
29731 2016-03-16 Alan Modra <amodra@gmail.com>
29733 PR rtl-optimization/69195
29734 PR rtl-optimization/47992
29735 * ira.c (indirect_jump_optimize): Ignore artificial defs.
29738 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
29741 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
29743 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
29745 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
29747 2016-03-15 Jakub Jelinek <jakub@redhat.com>
29749 PR rtl-optimization/70222
29750 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
29751 optimization if mode is different from result_mode, queue up masking
29752 of the result in outer_op. Formatting fix.
29754 PR middle-end/70239
29755 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
29758 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29760 PR rtl-optimization/69032
29761 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
29762 looping backwards over basic block insns.
29764 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29767 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
29768 to non-speculative when propagating trap bits.
29770 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29772 PR rtl-optimization/63384
29773 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
29774 DEBUG_INSN_P insns.
29776 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29779 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
29780 factored out from ...
29781 (sched_analyze_insn): ... here.
29782 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
29783 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
29784 get_implicit_reg_pending_clobbers in it.
29785 (setup_id_reg_sets): Use setup_id_implicit_regs.
29786 (deps_init_id): Ditto.
29788 2016-03-15 Tom de Vries <tom@codesourcery.com>
29791 * cgraph.c (cgraph_node::get_body): Save, reset and restore
29793 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
29794 execute_function_dump.
29795 (execute_one_pass): Don't dump function if it will be dumped after ipa
29798 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
29800 * genrecog.c (match_pattern_2): If pred is NULL don't call
29801 safe_predicate_mode on it.
29803 2016-03-14 Jakub Jelinek <jakub@redhat.com>
29805 PR middle-end/70219
29806 * lra-constraints.c (delete_move_and_clobber): Change assertion
29807 to also allow dregno == 0.
29809 2016-03-14 Richard Henderson <rth@redhat.com>
29812 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
29813 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
29814 (reassociate_bb): Use optimize_vec_cond_expr; avoid
29815 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
29818 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
29821 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
29823 (lra_create_live_ranges_1): initialize hard register biggest_mode to
29825 * lra-constraints.c (split_reg): For hard regs, try to find the
29826 biggest single-register mode used in the function.
29828 2016-03-14 Richard Biener <rguenther@suse.de>
29830 PR tree-optimization/56365
29831 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
29832 constants to compare against.
29834 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
29837 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
29838 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
29839 (define_split for the GPR case): Use int_reg_operand instead of
29840 gpc_reg_operand for the output.
29842 2016-03-14 Tom de Vries <tom@codesourcery.com>
29844 PR tree-optimization/70045
29845 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
29846 create_empty_if_region_on_edge argument.
29848 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
29850 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
29851 (STACK_CHECK_PROTECT): Likewise.
29852 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29853 (STACK_CHECK_PROTECT): Likewise.
29854 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29855 (STACK_CHECK_PROTECT): Likewise.
29856 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
29857 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
29858 (STACK_CHECK_PROTECT): Likewise.
29860 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
29862 PR rtl-optimization/69307
29863 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
29864 registers in modes that span more than one register.
29866 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
29869 * lra-constraints.c (delete_move_and_clobber): New.
29870 (remove_inheritance_pseudos): Use it.
29872 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
29875 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
29876 the libcall is LCT_THROW.
29877 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
29878 for the checking routine.
29880 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
29883 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
29884 optimization if we have direct move.
29885 (roundu32<mode>2_fprs): Likewise.
29887 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
29890 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
29892 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
29893 Arguments swapped. All callers changed. Take reg_renumber into
29894 account, and Calculate and compare register ranges for hard regs.
29896 2016-03-11 Jeff Law <law@redhat.com>
29898 PR tree-optimization/70190
29899 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29900 Handle cases where we can not extract the taken edge, even though we
29901 found a constant value.
29903 PR tree-optimization/64058
29904 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
29905 (num_coalesce_pairs): Move up earlier in file.
29906 (find_coalesce_pair): Initialize the INDEX field for each pair
29908 (compare_pairs): No longer sort on the elements in each pair.
29909 Instead break ties with the index of the coalesce pair.
29911 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29914 * config/aarch64/aarch64-protos.h
29915 (aarch64_save_restore_target_globals): New prototype.
29916 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
29917 Call the above when popping pragma.
29918 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
29920 (aarch64_set_current_function): Rewrite using the above.
29922 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29924 PR tree-optimization/70177
29925 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
29926 (extract_ops_from_tree): ... this. In the 2 argument
29927 overload remove _1 suffix.
29928 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
29929 (extract_ops_from_tree): ... this.
29930 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
29932 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
29933 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
29934 extract_ops_from_tree instead of 2 operand one.
29936 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
29938 PR tree-optimization/70013
29939 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
29940 for constant-pool entries.
29942 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29944 PR rtl-optimization/70174
29945 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
29946 followed by gen_lowpart on force_reg instead of just gen_lowpart.
29948 PR tree-optimization/70169
29949 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
29950 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
29953 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
29954 Jakub Jelinek <jakub@redhat.com>
29957 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
29958 of uninitialized values.
29960 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29962 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
29964 ("*trunctddd2"): New pattern definition.
29965 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
29968 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29970 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
29971 definitions for BFP and DFP rounding modes.
29972 ("fixuns_truncdddi2", "fixuns_trunctddi2")
29973 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
29974 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
29975 ("fix_trunctf<mode>2"): Use the new constants instead of magic
29978 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29980 * config/s390/constraints.md: Adjust comment.
29981 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
29982 s390_decompose_addrstyle_without_index.
29983 * config/s390/predicates.md (shift_count_or_setmem_operand):
29984 Rename to setmem_operand.
29985 * config/s390/s390-protos.h
29986 (s390_decompose_shift_count): Rename to
29987 s390_decompose_addrstyle_without_index.
29988 * config/s390/s390.c (s390_decompose_shift_count)
29989 (s390_mem_constraint, print_shift_count_operand)
29990 (print_operand_address, print_operand): Rename
29991 s390_decompose_shift_count to
29992 s390_decompose_addrstyle_without_index and rename
29993 print_shift_count_operand to print_addrstyle_operand troughout the
29995 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
29996 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
29997 Rename shift_count_or_setmem_operand to setmem_operand.
29998 * config/s390/vx-builtins.md ("vec_insert<mode>")
29999 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
30002 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30005 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
30006 Handle overlapping retval and newval.
30008 2016-03-10 Nick Clifton <nickc@redhat.com>
30011 * config/aarch64/aarch64.c
30012 (aarch64_override_options_after_change_1): When forcing
30013 flag_omit_frame_pointer to be true, use a special value that can
30014 be detected if this function is called again, thus preventing
30015 flag_omit_leaf_frame_pointer from being forced to be false.
30017 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30019 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
30020 Set x_flag_omit_leaf_frame_pointer when handling
30021 -momit-leaf-frame-pointer.
30023 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30026 * cgraph.c (cgraph_node::dump): Dump split_part and
30027 indirect_call_target.
30028 * cgraph.h (cgraph_node): Add indirect_call_target flag.
30029 * ipa.c (has_addr_references_p): Cleanup.
30030 (is_indirect_call_target_p): New.
30031 (walk_polymorphic_call_targets): Do not mark virtuals that may be
30032 called indirectly as local.
30033 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
30035 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30038 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
30039 on cxa_pure_virtual.
30041 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30044 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
30046 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30049 * tree.c (need_assembler_name_p): Only record main variant type names.
30051 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
30054 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
30055 Always define to 0 or 1.
30056 (TARGET_FIX_ERR_A53_843419): New macro.
30057 * config/aarch64/aarch64-elf-raw.h
30058 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
30059 * config/aarch64/aarch64-linux.h: Likewise.
30060 * config/aarch64/aarch64.c
30061 (aarch64_override_options_after_change_1): Do not default
30062 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
30064 (aarch64_attributes): Handle fix-cortex-a53-843419.
30065 (aarch64_can_inline_p): Likewise.
30066 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
30068 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
30069 Jakub Jelinek <jakub@redhat.com>
30071 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
30072 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
30073 DECL_COMMONS if flag_unconstrained_commons is set.
30074 * tree-dfa.c (get_ref_base_and_extent): Likewise.
30075 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
30076 (funconstrained-commons): Document.
30078 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
30080 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
30081 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
30083 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
30085 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
30086 has a proper number of elements.
30088 2016-03-10 Alan Modra <amodra@gmail.com>
30090 PR rtl-optimization/69195
30091 PR rtl-optimization/47992
30092 * ira.c (recorded_label_ref): Delete.
30093 (update_equiv_regs): Return void.
30094 (indirect_jump_optimize): New function.
30095 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
30096 before regstat_compute_ri. Don't rebuild_jump_labels here.
30097 Delete update_regstat.
30099 2016-03-10 Richard Biener <rguenther@suse.de>
30101 PR tree-optimization/70128
30102 * tree-ssa-structalias.c (set_uids_in_ptset): Set
30103 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
30105 2016-03-09 Jakub Jelinek <jakub@redhat.com>
30107 PR tree-optimization/70152
30108 * tree-sra.c (replace_removed_params_ssa_names): Copy over
30109 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
30112 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
30113 instead of gen_sse2_loadlpd.
30114 * config/i386/sse.md (*vec_concatv2df): Rename to...
30115 (vec_concatv2df): ... this.
30117 PR tree-optimization/70127
30118 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
30120 2016-03-09 David Malcolm <dmalcolm@redhat.com>
30124 * diagnostic-show-locus.c (compatible_locations_p): New function.
30125 (layout::layout): Sanitize ranges using compatible_locations_p.
30127 2016-03-09 David Malcolm <dmalcolm@redhat.com>
30131 * diagnostic-show-locus.c (layout_range::layout_range): Replace
30132 location_range param with three const expanded_locations * and a
30134 (layout::layout): Replace call to
30135 rich_location::lazily_expand_location with get_expanded_location.
30136 Extract the range and perform location expansion here, passing
30137 the results to the layout_range ctor.
30138 * diagnostic.c (source_range::debug): Delete.
30139 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
30140 of rich_location::get_expanded_location.
30141 * gcc-rich-location.c (get_range_for_expr): Delete.
30142 (gcc_rich_location::add_expr): Reimplement to avoid the
30143 rich_location::add_range overload that took a location_range,
30144 passing a location_t instead.
30146 2016-03-09 Richard Biener <rguenther@suse.de>
30147 Jakub Jelinek <jakub@redhat.com>
30149 PR tree-optimization/70138
30150 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
30151 Also skip vect_double_reduction_def.
30153 2016-03-09 Jakub Jelinek <jakub@redhat.com>
30156 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
30157 if the operand is "m".
30159 2016-03-09 Nathan Sidwell <nathan@acm.org>
30161 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
30163 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30165 * config/i386/i386.c (processor_target_table): Fix cost table
30166 intialization order for znver1.
30168 2016-03-08 Jakub Jelinek <jakub@redhat.com>
30170 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
30171 - becuase -> because.
30172 * ipa-reference.c (ignore_module_statics): Likewise.
30173 * cgraph.c (cgraph_node::get_body): Likewise.
30174 * ipa-inline.c (early_inliner): Likewise.
30175 * ipa-devirt.c (types_same_for_odr): Likewise.
30176 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
30177 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
30179 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30181 * tree-ssa-math-opts.c: Fix typo in comment.
30183 2016-03-08 Jakub Jelinek <jakub@redhat.com>
30186 * config/i386/i386.c (scalar_chain::make_vector_copies,
30187 scalar_chain::convert_reg): Call end_sequence in between
30188 get_insns and emit_conversion_insns rather than after both
30191 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
30194 * config/i386/i386.h (machine_function): Add
30195 pc_thunk_call_expanded flag.
30196 (ix86_pc_thunk_call_expanded): New define.
30197 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
30198 (*set_got): Rename insn pattern from set_got.
30199 (*set_got_labelled): Rename inst pattern from set_got_labelled.
30200 * config/i386/i386.c (ix86_compute_frame_layout): Use
30201 ix86_pc_thunk_call_expanded to prevent red-zone.
30203 2016-03-07 Martin Jambor <mjambor@suse.cz>
30205 * hsa.h (hsa_get_ctor_statements): Declare.
30206 (hsa_get_dtor_statements): Likewise.
30207 (hsa_get_kernel_dispatch_type): Likewise.
30208 * hsa.c (hsa_get_ctor_statements): New function.
30209 (hsa_get_dtor_statements): Likewise.
30210 (hsa_get_kernel_dispatch_type): Likewise.
30211 * hsa-brig.c (hsa_cdtor_statements): Removed.
30212 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
30213 hsa_get_dtor_statements.
30214 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
30215 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
30217 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
30219 * config/arm/arm-cores.def (cortex-r8): New.
30220 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
30221 * config/arm/arm-tune.md: Likewise.
30222 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
30224 2016-03-07 Martin Sebor <msebor@redhat.com>
30226 PR rtl-optimization/19705
30227 * doc/invoke.texi (Options That Control Optimization): Clarify
30228 -fno-branch-count-reg.
30230 2016-02-26 Richard Biener <rguenther@suse.de>
30231 Jeff Law <law@redhat.com>
30233 PR tree-optimization/69740
30234 * cfghooks.c (remove_edge): Request loop fixups if we delete
30235 an edge that might turn an irreducible loop into a natural
30237 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
30238 Move after definition of loops_state_clear.
30240 2016-03-07 Bin Cheng <bin.cheng@arm.com>
30242 PR rtl-optimization/69052
30243 * rtlanal.c (commutative_operand_precedence): Set higher precedence
30246 2016-03-07 Tom de Vries <tom@codesourcery.com>
30248 PR tree-optimization/70116
30249 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
30250 is_tm_ending stmts and ubsan/asan internal functions.
30251 (find_duplicate): Use it. Don't test is_tm_ending here.
30253 2016-03-07 Richard Biener <rguenther@suse.de>
30255 PR tree-optimization/70115
30256 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
30257 (propagate_constants_for_unrolling): Use replace_uses_by.
30259 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
30261 PR middle-end/69916
30262 * omp-low.c (struct oacc_loop): Add ifns.
30263 (new_oacc_loop_raw): Initialize it.
30264 (finish_oacc_loop): Clear mask & flags if no ifns.
30265 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
30266 (oacc_loop_xform_loop): Add ifns arg & adjust.
30267 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
30269 2016-03-07 Richard Henderson <rth@redhat.com>
30272 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
30273 (insert_value_copy_on_edge): Likewise.
30275 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30277 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
30279 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
30282 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
30284 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
30286 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
30288 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
30290 Fix sseimul type attribute.
30291 * config/i386/znver1.md
30292 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
30293 znver1_sseimul_avx256_load) : Fix the type attribute.
30294 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
30295 pipe usage and latency.
30297 2016-03-05 Jakub Jelinek <jakub@redhat.com>
30300 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
30301 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
30304 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
30307 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
30309 PR rtl-optimization/69941
30310 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
30311 the reg share its mode.
30313 2016-03-04 Jeff Law <law@redhat.com>
30315 PR tree-optimization/69196
30316 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30317 If the both SSA_NAMEs are anonymous, then consider them unassociated
30318 and include the PHI in the statement count.
30320 2016-03-05 Tom de Vries <tom@codesourcery.com>
30322 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
30323 construct in oacc routine. Check for oacc region in oacc routine.
30325 2016-03-04 Jakub Jelinek <jakub@redhat.com>
30328 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
30329 2016-02-22 changes, instead don't recurse if RECUR is already true.
30330 Don't change *dynamic_check if RECUR. Adjust recursive caller
30331 to pass true to the new argument.
30332 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
30335 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
30336 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
30338 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
30340 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
30342 PR rtl-optimization/57676
30343 * lra-assigns.c (lra_assign): Guard test for maximum iterations
30344 with flag_checking.
30346 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
30348 * tree-vect-patterns.c (search_type_for_mask): Handle
30349 comparison of booleans.
30351 2016-03-04 Jakub Jelinek <jakub@redhat.com>
30353 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
30357 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
30358 all other ops that have dw_val_class_die_ref operands,
30359 and DW_OP_GNU_entry_value.
30361 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30363 PR rtl-optimization/69904
30364 * config/arm/arm.c (arm_cannot_copy_insn_p):
30365 Return true for load-exclusive instructions.
30367 2016-03-03 Jakub Jelinek <jakub@redhat.com>
30370 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
30371 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
30372 the pattern no matter if it is used just by non-pattern, pattern
30374 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
30375 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
30376 oprnd1 def_stmt is in pattern, don't look through it.
30378 2016-03-03 Marek Polacek <polacek@redhat.com>
30380 PR middle-end/70050
30381 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
30383 2016-03-03 Martin Liska <mliska@suse.cz>
30385 PR tree-optimization/70043
30386 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
30387 previous statement if we see a debug statement.
30389 2016-03-03 Richard Biener <rguenther@suse.de>
30391 PR tree-optimization/55936
30392 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
30393 parameter and guard unsafe equivalence use.
30394 (vrp_evaluate_conditional_warnv_with_ops): Always use
30395 safe equivalences but not via the quadratic compare_names
30398 2016-03-03 Michael Collison <michael.collison@linaro.org>
30401 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
30402 for operand 1 to s_register_operand. Change predicate for operand
30403 2 to arm_not_immediate_operand.
30405 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
30407 * doc/tm.texi: Regenerated.
30409 2016-03-02 Richard Henderson <rth@redhat.com>
30412 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
30413 simplification when all args are positive non-fixed registers.
30415 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30417 * target.def (lra_p): Specify that new ports should use LRA.
30419 2016-03-02 Jakub Jelinek <jakub@redhat.com>
30422 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
30423 gimplify_type_sizes the type they refer to.
30424 (omp_notice_variable): Handle reference vars to VLAs.
30425 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
30426 reference to VLA decls in the second pass instead of first pass.
30428 2016-03-02 Tom de Vries <tom@codesourcery.com>
30430 PR tree-optimization/68659
30431 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
30432 new_expr == NULL_TREE.
30433 (get_new_name): Handle ADDR_EXPR.
30435 2016-03-02 Bin Cheng <bin.cheng@arm.com>
30437 PR rtl-optimization/69052
30438 * loop-invariant.c (canonicalize_address): New function.
30439 (inv_can_prop_to_addr_use): Check validity of address expression
30440 which is canonicalized by above function.
30442 2016-03-02 Alan Modra <amodra@gmail.com>
30445 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
30448 2016-03-02 Jakub Jelinek <jakub@redhat.com>
30451 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
30452 (*movhi_internal): Put mask moves from and to memory separately
30453 from moves from/to GPRs.
30455 2016-03-02 Richard Biener <rguenther@suse.de>
30457 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
30458 GENERIC expressions in GIMPLE.
30460 2016-03-02 Richard Biener <rguenther@suse.de>
30462 * config/i386/i386.c (type_natural_mode): Fix typo.
30464 2016-03-02 Nick Clifton <nickc@redhat.com>
30466 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
30468 2016-03-02 Richard Biener <rguenther@suse.de>
30469 Uros Bizjak <ubizjak@gmail.com>
30472 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
30474 2016-03-02 Richard Biener <rguenther@suse.de>
30476 PR middle-end/67278
30477 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
30479 2016-03-02 Marek Polacek <polacek@redhat.com>
30482 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
30483 "is promoted to" warning.
30485 2016-03-01 DJ Delorie <dj@redhat.com>
30487 * config.gcc: Deprecate mep-*.
30489 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
30491 PR middle-end/70025
30492 * lra-constraints.c (regno_val_use_in): New.
30493 (match_reload): Use it instead of regno_use_in.
30495 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30497 PR rtl-optimization/70007
30498 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
30499 references present in REG_EQUAL notes attached to non-SET patterns.
30501 2016-03-01 Jeff Law <law@redhat.com>
30503 PR tree-optimization/69196
30504 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30505 Appropriately clamp the number of statements to copy when the
30506 thread path does not traverse a loop backedge.
30508 PR tree-optimization/69196
30509 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30510 Do count some PHIs in the thread path against the insn count. Decrease
30511 final statement count by one as the control statement in the last
30512 block will get removed. Remove special cased code for handling PHIs
30515 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
30518 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
30519 asm dialect alternatives to explicit GOTPCREL calls.
30521 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30524 * ira.c (do_reload): Issue warning for generic stack checking here...
30525 * reload1.c (reload): ...instead of here and streamline it.
30527 2016-03-01 Nick Clifton <nickc@redhat.com>
30529 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
30531 2016-03-01 Richard Biener <rguenther@suse.de>
30533 PR tree-optimization/69983
30534 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
30535 types and fall back to operand_equal_p.
30537 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30540 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30542 * config/s390/constraints.md ("jm8"): New constraint.
30543 * config/s390/predicates.md ("const_int_8bitset_operand"): New
30545 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
30547 ("*setmem_long<setmem_and>"): New pattern.
30548 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
30550 ("*setmem_long_31z<setmem_and>"): New pattern.
30551 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
30552 New substitution rules with the required attributes.
30555 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30558 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30560 * gensupport.c (process_substs_on_one_elem): Split loop to
30561 complete mark_operands_used_in_match_dup on all expressions in the
30563 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30564 and remove function.
30566 2016-03-01 Richard Biener <rguenther@suse.de>
30568 PR middle-end/70022
30569 * fold-const.c (fold_indirect_ref_1): Fix range checking for
30570 vector BIT_FIELD_REF extract.
30572 2016-03-01 Richard Biener <rguenther@suse.de>
30574 PR tree-optimization/69994
30575 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
30577 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
30579 PR tree-optimization/69956
30580 * tree-vect-stmts.c (supportable_widening_operation): Support
30581 multi-step conversion of boolean vectors.
30582 (supportable_narrowing_operation): Likewise.
30584 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30586 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
30589 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30591 * config/s390/subst.md (DSI_VI): New mode iterator.
30592 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
30593 * config/s390/vector.md ("vec_set<mode>"): Move expander before
30594 the insn definition.
30595 ("*vec_set<mode>"): Change predicate and add alternative to
30596 support only either register or const_int operands as element
30598 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
30600 ("vec_extract<mode>"): New expander.
30601 ("*vec_extract<mode>"): New insn definition supporting reg and
30602 const_int element selectors.
30603 ("*vec_extract<mode>_plus"): New insn definition supporting
30604 reg+const_int element selectors.
30605 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
30606 following expander+insn definition.
30607 ("<vec_shifts_name><mode>3"): New expander.
30608 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
30610 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30612 * config/s390/s390.md ("*tabort_1"): Change predicate to
30613 nonmemory_operand. Add a second alternative to cover
30614 register as well as const int operands.
30615 ("*tabort_1_plus"): New pattern definition.
30617 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30619 * config/s390/s390.md ("*ashrdi3_cc_31")
30620 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
30621 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
30622 Merge insn definitions into ...
30623 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30624 New pattern definition.
30625 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
30626 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
30627 ("*ashr<mode>3_and"): Merge insn definitions into ...
30628 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30629 New pattern definition.
30630 * config/s390/subst.md ("addr_style_op_cc_subst")
30631 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
30632 substitutions patterns plus attributes.
30633 Add ashiftrt to SUBST iterator.
30635 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30637 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
30638 op2 to nonmemory_operand.
30639 ("*<shift>di3_31", "*<shift>di3_31_and"):
30640 Merge into single pattern definition ...
30641 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
30642 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
30643 pattern definition ...
30644 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
30645 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
30648 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30650 * config/s390/predicates.md (const_int_6bitset_operand): New
30652 * config/s390/s390.md: Include subst.md.
30653 ("rotl<mode>3"): New expander.
30654 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
30656 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
30657 * config/s390/subst.md: New file.
30659 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30661 * config/s390/s390.md ("op_type", "atype", "length" attributes):
30662 Remove RRR type. It doesn't really exist.
30663 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
30665 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
30666 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
30667 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
30668 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
30669 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
30670 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
30671 `enabled' attribute.
30673 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30675 * gensupport.c (process_substs_on_one_elem): Split loop to
30676 complete mark_operands_used_in_match_dup on all expressions in the
30678 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30679 and remove function.
30681 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30684 * config/sparc/sparc.c (NWORDS_UP): Rename to...
30685 (CEIL_NWORDS): ...this. Use CEIL macro.
30686 (compute_fp_layout): Adjust to above renaming.
30687 (function_arg_union_value): Likewise.
30688 (sparc_arg_partial_bytes): Likewise.
30689 (sparc_function_arg_advance): Likewise.
30691 2016-02-29 Jeff Law <law@redhat.com>
30693 PR tree-optimization/70005
30694 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
30695 where an object with a boolean range is compared against a value
30698 PR tree-optimization/69999
30699 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
30700 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
30703 2016-02-29 Richard Biener <rguenther@suse.de>
30705 PR tree-optimization/69994
30706 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
30707 (get_unary_op): Look through nop conversions.
30708 (ops_equal_values_p): New function, look for equality diregarding
30710 (eliminate_plus_minus_pair): Use ops_equal_values_p
30711 (repropagate_negates): Do not use get_unary_op here.
30713 2016-02-29 Martin Liska <mliska@suse.cz>
30715 * system.h: Poison ENABLE_CHECKING macro.
30717 2016-02-29 Martin Liska <mliska@suse.cz>
30719 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
30720 is presented in dump flags.
30721 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30722 (hsa_regalloc): Likewise.
30724 2016-02-19 Richard Biener <rguenther@suse.de>
30726 PR tree-optimization/69980
30727 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
30728 permutation of those we need to keep.
30730 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30733 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
30734 (NWORDS_UP): ...this
30735 (init_cumulative_args): Minor tweaks.
30736 (sparc_promote_function_mode): Likewise.
30737 (scan_record_type): Delete.
30738 (traverse_record_type): New function template.
30739 (classify_data_t): New structure type.
30740 (classify_registers): New inline function.
30741 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
30742 exhausted. Instantiate traverse_record_type on classify_registers and
30743 deal with the case of a structure passed in slot #15 with no FP field
30745 (assign_data_t): New structure type.
30746 (compute_int_layout): New static function.
30747 (compute_fp_layout): Likewise.
30748 (count_registers): New inline function.
30749 (assign_int_registers): New static function.
30750 (assign_fp_registers): Likewise.
30751 (assign_registers): New inline function.
30752 (function_arg_record_value_1): Delete.
30753 (function_arg_record_value_2): Likewise.
30754 (function_arg_record_value_3): Likewise.
30755 (function_arg_record_value): Adjust to above changes. Instantiate
30756 traverse_record_type on count_registers to first count the number of
30757 registers to be used and then on assign_registers to assign them.
30758 (function_arg_union_value): Adjust to above renaming.
30759 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
30760 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
30761 case of a structure passed in slot #15
30762 (sparc_function_arg_advance): Likewise.
30763 (function_arg_padding): Minor tweak.
30765 2016-02-29 Richard Biener <rguenther@suse.de>
30767 PR tree-optimization/69720
30768 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
30769 the adjustment_def path for possibly vectorized defs.
30770 (vect_create_epilog_for_reduction): Handle vectorized initial
30773 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
30775 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
30777 2016-02-27 Jeff Law <law@redhat.com>
30780 2016-02-26 Richard Biener <rguenther@suse.de>
30781 Jeff Law <law@redhat.com>
30783 PR tree-optimization/69740
30784 * cfghooks.c (remove_edge): Request loop fixups if we delete
30785 an edge that might turn an irreducible loop into a natural
30788 2016-02-27 Jakub Jelinek <jakub@redhat.com>
30790 PR rtl-optimization/69896
30791 * tree-vect-generic.c (get_compute_type): Avoid single element
30794 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
30796 Rename the AArch64 tuning option and related functions to enable the
30797 Newton series for the reciprocal square root to reflect its
30798 approximative characteristic.
30800 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
30801 function to "aarch64_emit_approx_rsqrt".
30802 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
30803 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
30804 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
30805 (xgene1_tunings): Likewise.
30806 (use_rsqrt_p): Likewise.
30807 (aarch64_emit_swrsqrt): Use new function name.
30808 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
30809 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
30810 text explaining this option.
30811 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
30813 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30816 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
30817 complain about -mallow-movmisalign without -mvsx if
30818 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
30820 2016-02-26 Joel Sherrill <joel@rtems.org>
30822 * config.gcc: Add x86_64-*-rtems*.
30823 * config/i386/rtems-64.h: New file.
30825 2016-02-26 Joel Sherrill <joel@rtems.org>
30827 * config.gcc: Add aarch64-*-rtems*.
30828 * config/aarch64/rtems.h: New file.
30830 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
30833 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
30834 shift amount using %h. Add comment.
30836 2016-02-26 Richard Biener <rguenther@suse.de>
30837 Jeff Law <law@redhat.com>
30839 PR tree-optimization/69740
30840 * cfghooks.c (remove_edge): Request loop fixups if we delete
30841 an edge that might turn an irreducible loop into a natural
30844 2016-02-26 Martin Jambor <mjambor@suse.cz>
30846 PR middle-end/69920
30847 * tree-sra.c (sra_modify_assign): Do not remove loads of
30848 uninitialized aggregates to SSA_NAMEs.
30850 2016-02-26 Richard Henderson <rth@redhat.com>
30853 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
30854 pseudo in case the target rtx matches the source of the left
30857 2016-02-26 Martin Jambor <mjambor@suse.cz>
30860 * hsa.h (hsa_type_packed_p): Declare.
30861 * hsa.c (hsa_type_packed_p): New function.
30862 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
30864 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
30865 * hsa-brig.c (emit_basic_insn): Likewise.
30867 2016-02-26 Martin Jambor <mjambor@suse.cz>
30870 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
30872 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
30874 2016-02-26 Martin Jambor <mjambor@suse.cz>
30876 * hsa.h (is_a_helper): New overload for hsa_op_immed for
30877 hsa_op_with_type operands.
30878 (hsa_unsigned_type_for_type): Declare.
30879 * hsa.c (hsa_unsigned_type_for_type): New function.
30880 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
30881 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
30882 the finalizer. Do not emit extra move.
30884 2016-02-26 Martin Jambor <mjambor@suse.cz>
30886 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
30887 atomic operations in private segment.
30889 2016-02-26 Martin Jambor <mjambor@suse.cz>
30891 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
30892 statements to wi->info. Also disallow omp simd constructs.
30893 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
30894 for not gridifying. Dump special string for omp_for.
30896 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30899 * config/aarch64/aarch64.c (aarch64_set_current_function):
30900 Save/restore target globals when switching to
30901 target_option_default_node.
30903 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30906 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
30907 Return 0 if !SHIFT_COUNT_TRUNCATED.
30909 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30910 Eric Botcazou <ebotcazou@adacore.com>
30912 PR rtl-optimization/69891
30913 * dse.c (scan_insn): If we can't figure out memset arguments
30914 or they are non-constant, call clear_rhs_from_active_local_stores.
30916 2016-02-26 Martin Liska <mliska@suse.cz>
30918 * doc/extend.texi: Mention clog10, clog10f an clog10l
30919 in Builtins section.
30921 2016-02-26 Martin Liska <mliska@suse.cz>
30923 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
30925 (resolve_args_picking_1): Likewise.
30926 * dwarf2out.h (struct GTY): Likewise.
30928 2016-02-26 Martin Liska <mliska@suse.cz>
30930 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
30931 with flag_checking.
30932 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30934 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
30935 Martin Liska <mliska@suse.cz>
30937 * doc/install.texi: Mention --enable-valgrind-annotations.
30939 2016-02-26 Richard Biener <rguenther@suse.de>
30941 PR tree-optimization/69551
30942 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
30943 looking through aliases adjust DECL_PT_UID to refer to the
30944 ultimate alias target.
30946 2016-02-25 Martin Liska <mliska@suse.cz>
30948 PR middle-end/69919
30949 * alloc-pool.c (after_memory_report): New variable.
30950 * alloc-pool.h (base_pool_allocator ::release): Do not use
30951 the infrastructure if after_memory_report.
30952 * toplev.c (toplev::main): Mark after memory report.
30954 2016-02-25 Richard Biener <rguenther@suse.de>
30956 PR tree-optimization/48795
30957 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
30959 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
30962 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
30963 offloading is enabled and -fopenacc or -fopenmp is specified.
30964 (CRTOFFLOADEND): Likewise.
30965 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
30966 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
30967 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
30968 (offload_objects_file_name): New static var.
30969 (tool_cleanup): Remove offload_objects_file_name file.
30970 (find_offloadbeginend): Replace with ...
30971 (find_crtoffloadtable): ... this.
30972 (run_gcc): Remove offload_argc and offload_argv.
30973 Get offload_objects_file_name from -foffload-objects=... option.
30974 Read names of object files with offload from this file, pass them to
30975 compile_images_for_offload_targets. Don't call find_offloadbeginend and
30976 don't pass offloadbegin and offloadend to the linker. Don't pass
30977 offload non-LTO files to the linker, because now they're not claimed.
30979 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
30982 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
30983 on builtin_unreachable.
30985 2016-02-25 Jakub Jelinek <jakub@redhat.com>
30987 PR rtl-optimization/69896
30988 * regcprop.c: Include cfgrtl.h.
30989 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
30990 than remembered mode, either delete it (if noop_move_p), or
30991 treat like copy_p but not noop_p instruction.
30993 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30996 * dwarf2out.c (gen_variable_die): Work around buggy LTO
30997 - allow NULL decl for Fortran DW_TAG_common_block variables.
30999 2016-02-24 Jason Merrill <jason@redhat.com>
31001 * common.opt (flifetime-dse): Add -flifetime-dse=1.
31003 2016-02-24 Richard Biener <rguenther@suse.de>
31004 Jakub Jelinek <jakub@redhat.com>
31006 PR middle-end/69760
31007 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
31008 conditionally executed ops to well-defined overflow behavior.
31010 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31012 PR middle-end/69915
31013 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
31016 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31018 PR rtl-optimization/69886
31019 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
31020 argument. Use it when checking validity of set instructions.
31021 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
31022 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
31024 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
31025 * store-motion.c (find_moveable_store): Update
31026 can_assign_to_reg_without_clobbers_p callsite.
31028 2016-02-24 Richard Biener <rguenther@suse.de>
31030 PR middle-end/68963
31031 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
31033 (record_nonwrapping_iv): Do not fall back to the low/high bound
31034 for non-constant IV bases if the stmt is not always executed.
31036 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31038 * config/arm/arm-cores.def (cortex-a32): New entry.
31039 * config/arm/arm-tables.opt: Regenerate.
31040 * config/arm/arm-tune.md: Regenerate.
31041 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
31042 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
31043 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
31044 for -mcpu and -mtune.
31046 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31049 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
31050 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
31051 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
31052 (atomic_loaddi_1): Delete.
31053 (atomic_loaddi): Rewrite expander using the above changes.
31055 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31058 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
31061 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31062 Richard Biener <rguenth@suse.de>
31064 PR middle-end/69909
31065 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
31066 set_mem_attributes if tem is SSA_NAME which got expanded
31069 2016-02-24 Richard Biener <rguenther@suse.de>
31071 PR tree-optimization/69907
31072 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
31073 end of permutations for BB vectorization.
31075 2016-02-24 Christian Bruel <christian.bruel@st.com>
31077 * config/arm/arm-c.c (arm_option_override): Initialize
31078 target_option_current_node.
31079 * config/arm/arm.c (arm_pragma_target_parse): Replace
31080 build_target_option_node call by target_option_current_node.
31081 Set target_option_current_node.
31084 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
31087 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
31088 define_insn_and_split to define_insn.
31089 (zero_extendqi<mode>2_dot2): Same.
31090 (extendqi<mode>2_dot): Same.
31091 (extendqi<mode>2_dot2): Same.
31093 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
31095 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
31096 and add bypass for AES{D,E} and AESMC pairs.
31097 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
31100 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
31102 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
31103 series for reciprocal square root in Exynos M1.
31105 2016-02-23 Martin Sebor <msebor@redhat.com>
31108 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
31109 __builtin_alloca_with_align.
31111 2016-02-23 Richard Henderson <rth@redhat.com>
31113 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
31114 (ix86_register_pragmas): Remove __seg_tls.
31115 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
31116 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
31117 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
31118 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
31119 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
31120 * doc/extend.texi (__seg_tls): Remove item.
31122 2016-02-23 Richard Biener <rguenther@suse.de>
31124 * alloc-pool.h (struct allocation_object): Make id member
31125 conditional on CHECKING_P again.
31126 (get_instance): Adjust.
31127 (base_pool_allocator): Likewise.
31129 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
31131 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
31132 (parallelize_loops): In OpenACC kernels mode, set n_threads to
31134 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
31136 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
31138 2016-02-23 Richard Biener <rguenther@suse.de>
31140 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
31141 * bitmap.h (struct bitmap_usage): Likewise.
31142 (bitmap_move): Declare.
31143 * bitmap.c (register_overhead): Take size_t argument.
31144 (bitmap_move): New function.
31145 * df-problems.c (df_rd_transfer_function): Use bitmap_move
31146 to properly account overhead.
31147 * tree.c (free_node): Use tree_size.
31149 2016-02-23 Jakub Jelinek <jakub@redhat.com>
31152 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
31153 when inverting comparison.
31156 * common.opt (Wunreachable-code): Add Warning flag.
31158 2016-02-23 Mark Wielaard <mjw@redhat.com>
31159 Jakub Jelinek <jakub@redhat.com>
31162 * cgraphunit.c (check_global_declaration): Check main_input_filename
31163 and DECL_SOURCE_FILE are not NULL.
31165 2016-02-23 Martin Jambor <mjambor@suse.cz>
31167 PR tree-optimization/69666
31168 * tree-sra.c (sra_modify_assign): Do not attempt to create
31169 default_def replacements for unscalarizable regions.
31171 2016-02-20 Mark Wielaard <mjw@redhat.com>
31174 * cgraphunit.c (check_global_declaration): Check level of
31175 warn_unused_const_variable and main_input_filename.
31176 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
31177 (-Wunused-variable): For C implies -Wunused-const-variable=1.
31178 (-Wunused-const-variable): Explain levels 1 and 2.
31180 2016-02-22 Jakub Jelinek <jakub@redhat.com>
31183 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
31184 identical arguments. Formatting and spelling fixes.
31187 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
31192 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
31193 and m68k-devices.def.
31194 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
31195 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
31197 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
31199 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
31200 and HImode registers.
31202 2016-02-22 Richard Biener <rguenther@suse.de>
31204 PR tree-optimization/69882
31205 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
31206 preserve permutations present because of gaps.
31207 (vect_supported_load_permutation_p): Always continue checking
31208 permutations after vect_attempt_slp_rearrange_stmts.
31210 2016-02-22 Bin Cheng <bin.cheng@arm.com>
31212 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
31213 min_profitable_estimate, rather than min_profitable_iters.
31215 2016-02-22 Jakub Jelinek <jakub@redhat.com>
31218 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
31219 SImode for last match_operand.
31221 2016-02-22 Martin Liska <mliska@suse.cz>
31223 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
31224 return bitsize - 1 as the return value.
31226 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
31230 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
31231 Handle negative shift counts.
31232 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
31233 force_reg on the shift constant.
31234 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
31235 (lshrsi3_d): Handle negative shift counts.
31237 2016-02-22 Richard Biener <rguenther@suse.de>
31238 Tom de Vries <tom@codesourcery.com>
31240 * graph.c: Include dumpfile.h.
31241 (print_graph_cfg): Split into three overloads.
31242 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
31244 2016-02-22 Tom de Vries <tom@codesourcery.com>
31246 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
31249 2016-02-22 Richard Biener <rguenther@suse.de>
31252 * ipa-inline-transform.c (inline_call): When not updating
31253 overall summaries adjust self size by the growth estimate.
31254 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
31255 hash-set, do not update overall summaries here. Renamed from ...
31256 (inline_to_all_callers): ... this which is now wrapping the
31257 above and performing delayed overall summary update.
31258 (early_inline_small_functions): Delay updating of the overall
31261 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
31263 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
31266 2016-02-19 Jakub Jelinek <jakub@redhat.com>
31269 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
31270 :%* in %:gt() argument.
31271 (greater_than_spec_func): Adjust for expecting only numbers,
31272 if there are more than two numbers, compare the last two.
31274 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
31276 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
31277 -Wnarrowing with -std.
31279 2016-02-19 Jakub Jelinek <jakub@redhat.com>
31282 * expr.c (store_field): Don't use bit-field path if exp is
31283 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
31284 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
31285 and the assignment can be performed by bitwise copy. Formatting
31288 PR middle-end/69838
31289 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
31290 call copy_reg_eh_region_note_forward on before and/or after sequences
31291 and remove note from insn if it no longer can throw.
31294 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
31295 if TARGET_AVX512BW.
31297 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31299 * config/s390/vector.md: Add missing commutative operand markers
31300 to the patterns which qualify for one.
31301 * config/s390/vx-builtins.md: Likewise.
31303 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31305 * config/s390/vector.md (VI, VI_QHS): Add single element vector
31306 types to mode iterators.
31307 (vec_double): ... and mode attribute.
31308 * config/s390/vx-builtins.md (non_vec_int): Likewise.
31310 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31312 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
31313 Change the predicate of op2 from nonimmediate to general and let
31314 reload fix it if necessary.
31316 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31318 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
31320 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31322 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
31325 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31327 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
31328 * config/s390/s390.c (s390_expand_vec_movstr): New function.
31329 * config/s390/s390.md ("movstr<P:mode>"): Call
31330 s390_expand_vec_movstr.
31332 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31334 * config/s390/s390.md: Add missing output modifier for operand 1
31335 to print it as address properly.
31337 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31339 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
31340 * config/s390/2964.md: New file.
31341 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
31342 of insn grouping attributes depending on the CPU level.
31343 (s390_get_unit_mask): New function.
31344 (s390_sched_score): Remove the OOO from the scheduling macros.
31345 Add loop to calculate a score for the instruction mix.
31346 (s390_sched_reorder): Likewise plus improve debug output.
31347 (s390_sched_variable_issue): Rename macros as above. Calculate
31348 the unit distances after actually scheduling an insn. Improve
31350 (s390_sched_init): Clear last_scheduled_unit_distance array.
31351 * config/s390/s390.md: Include 2964.md.
31353 2016-02-18 Jakub Jelinek <jakub@redhat.com>
31356 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
31357 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
31358 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
31359 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
31360 *avx512f_<code>v8div16qi2_mask_1): New insns.
31362 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
31365 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
31368 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
31369 earlyclobber from target. Use wF constraint for fused memory
31371 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
31373 2016-02-18 Jakub Jelinek <jakub@redhat.com>
31374 Martin Liska <mliska@suse.cz>
31377 * cfgexpand.c (asan_sanitize_stack_p): New function.
31378 (partition_stack_vars): Use the function.
31379 (expand_stack_vars): Likewise.
31380 (defer_stack_allocation): Likewise.
31381 (expand_used_vars): Likewise.
31383 2016-02-18 Richard Biener <rguenther@suse.de>
31385 PR middle-end/69553
31386 * fold-const.c (operand_equal_p): Properly compare offsets for
31387 IMAGPART_EXPR and ARRAY_REF.
31389 2016-02-18 Nick Clifton <nickc@redhat.com>
31393 * config/arm/arm.c (arm_option_override_internal): Disable
31394 interworking if the target does not support thumb instructions.
31395 (arm_reload_in_hi): Handle the case where a register to register
31396 move needs reloading because there is no simple pattern to handle
31398 (arm_reload_out_hi): Likewise.
31400 2016-02-18 Richard Biener <rguenther@suse.de>
31402 PR middle-end/69854
31403 * match.pd: Don't use fold_binary or fold_unary for folding
31406 2016-02-17 Jakub Jelinek <jakub@redhat.com>
31409 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
31410 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
31411 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
31412 warn on gimple_no_warning_p statements.
31414 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
31416 * doc/extend.texi (C++ Attributes): Correct description of
31417 warn_unused type attribute.
31419 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31421 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
31422 correct instruction.
31424 2016-02-17 Richard Biener <rguenther@suse.de>
31426 PR rtl-optimization/69609
31427 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
31428 (find_traces_1_round): When ending a trace update cached priority
31430 (bb_to_key): Use cached priority when available.
31431 (copy_bb): Initialize cached priority.
31432 (reorder_basic_blocks_software_trace_cache): Likewise.
31434 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31437 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
31439 (aarch64_comparison_operator): Break overly long line into two.
31440 (aarch64_comparison_operation): Likewise.
31441 * config/aarch64/aarch64.md (cstorecc4): Use
31442 aarch64_comparison_operator_mode instead of
31443 aarch64_comparison_operator.
31444 (cstore<mode>4): Likewise.
31445 (aarch64_cstore<mode>): Likewise.
31446 (*cstoresi_insn_uxtw): Likewise.
31447 (cstore<mode>_neg): Likewise.
31448 (*cstoresi_neg_uxtw): Likewise.
31450 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31453 * config/arm/predicates.md (arm_comparison_operator_mode):
31455 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
31456 instead of arm_comparison_operator.
31457 (*mov_negscc): Likewise.
31458 (*mov_notscc): Likewise.
31459 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
31460 (*thumb2_mov_negscc): Likewise.
31461 (*thumb2_mov_negscc_strict_it): Likewise.
31462 (*thumb2_mov_notscc): Likewise.
31463 (*thumb2_mov_notscc_strict_it): Likewise.
31465 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
31467 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
31468 Add missing return.
31470 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
31472 * config/visium/visium.c (machine_libfunc_index): New enum.
31473 (machine_libfuncs): New structure.
31474 (visium_libfuncs): New static variable.
31475 (TARGET_INIT_LIBFUNCS): Define to...
31476 (visium_init_libfuncs): ...this. New function.
31477 (expand_block_move_4): Use the appropriate libfunc.
31478 (expand_block_move_2): Likewise.
31479 (expand_block_move_1): Likewise.
31480 (expand_block_set_4): Likewise.
31481 (expand_block_set_2): Likewise.
31482 (expand_block_set_1): Likewise.
31483 (visium_trampoline_init): Likewise.
31485 2016-02-17 Nick Clifton <nickc@redhat.com>
31487 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
31488 TI's devices.csv file as of March 2016.
31490 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
31493 * opts-global.c (handle_common_deferred_options): Introduce and
31494 initialize two global variables to remember command-line options
31495 specifying a stack-limiting register.
31496 * opts.h: Add extern declarations of the two new global variables.
31497 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
31498 variable based on the values of the two new global variables.
31500 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31503 * common.opt (Wnonnull-compare): New warning.
31504 * doc/invoke.texi (-Wnonnull): Remove text about comparison
31505 of arguments against NULL.
31506 (-Wnonnull-compare): Document.
31507 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
31508 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
31509 * passes.def (pass_warn_nonnull_compare): Add.
31510 * gimple-ssa-nonnull-compare.c: New file.
31512 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31514 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
31515 AARCH64_EXTRA_TUNE_RECIP_SQRT.
31517 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31519 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
31520 reciprocal sqrt for -mlow-precision-recip-sqrt.
31522 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31523 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31525 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
31526 always use lane loads to construct non-constant vectors.
31528 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31530 * config/aarch64/aarch64.md
31531 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
31532 constraints for operand 3.
31533 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
31535 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31536 Richard Biener <rguenther@suse.de>
31538 PR tree-optimization/69820
31539 * tree-vect-patterns.c (type_conversion_p): Return false if
31540 *orig_type is unsigned single precision or boolean.
31541 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
31544 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31546 PR rtl-optimization/69764
31547 PR rtl-optimization/69771
31548 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
31549 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
31551 2016-02-16 Richard Biener <rguenther@suse.de>
31553 PR tree-optimization/69776
31554 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
31556 (indirect_refs_may_alias_p): Likewise.
31557 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
31558 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
31559 according to tbaa_p.
31560 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
31561 (optimize_stmt): For redundant store discovery do not allow tbaa.
31563 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
31565 PR tree-optimization/69714
31566 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
31567 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
31569 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
31571 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
31572 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
31573 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
31574 * config/arc/arc.c (arc_init): Check FPU options.
31575 (get_arc_condition_code): Handle new CC_FPU* modes.
31576 (arc_select_cc_mode): Likewise.
31577 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
31578 register pair only. Allow access for ARCv2 accumulator.
31579 (gen_compare_reg): Whenever we have FPU support use FPU compare
31581 (arc_reorg): Don't generate brcc insns when FPU compare
31582 instructions are involved.
31583 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
31584 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
31585 floating point emulation.
31586 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
31587 (REVERSE_CONDITION): Add new CC_FPU* modes.
31588 (TARGET_FP_SP_BASE): Define.
31589 (TARGET_FP_DP_BASE): Likewise.
31590 (TARGET_FP_SP_FUSED): Likewise.
31591 (TARGET_FP_DP_FUSED): Likewise.
31592 (TARGET_FP_SP_CONV): Likewise.
31593 (TARGET_FP_DP_CONV): Likewise.
31594 (TARGET_FP_SP_SQRT): Likewise.
31595 (TARGET_FP_DP_SQRT): Likewise.
31596 (TARGET_FP_DP_AX): Likewise.
31597 * config/arc/arc.md (ARCV2_ACC): New constant.
31598 (type): New fpu type attribute.
31599 (SDF): Conditional iterator.
31600 (cstore<mode>, cbranch<mode>): Change expand condition.
31601 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
31602 handles FPU/FPX cases as well.
31603 * config/arc/arc.opt (mfpu): New option.
31604 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
31606 (adddf3, muldf3, subdf3): Removed.
31607 * config/arc/predicates.md (proper_comparison_operator): Recognize
31609 * config/arc/fpu.md: New file.
31610 * doc/invoke.texi (ARC Options): Document mfpu option.
31612 2016-02-16 Richard Biener <rguenther@suse.de>
31614 PR rtl-optimization/69291
31615 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
31616 noce_operand_ok check.
31618 2016-02-16 Tom de Vries <tom@codesourcery.com>
31621 * omp-low.c (simd_clone_create): Remove call to
31622 symtab->call_cgraph_insertion_hooks.
31624 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31626 PR tree-optimization/69802
31627 * tree-ssa-reassoc.c (update_range_test): If op is
31628 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
31629 op == 1 test of precision 1 integral op, otherwise handle
31630 that case as op itself. Fix up formatting.
31631 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
31634 2016-02-16 Richard Biener <rguenther@suse.de>
31636 PR tree-optimization/69586
31637 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
31638 types for conversion sources.
31640 2016-02-16 Richard Biener <rguenther@suse.de>
31642 PR middle-end/69801
31643 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
31644 mask OEP_ADDRESS_OF.
31646 2016-02-16 Alan Modra <amodra@gmail.com>
31649 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
31650 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
31651 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
31653 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
31654 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
31655 (p8_fmrgow_<mode>): Likewise.
31656 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
31658 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
31659 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
31660 to use movdi_internal64. Remove op0_di.
31661 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
31663 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
31665 Add support for the FCCMP insn types
31667 * config/aarch64/aarch64.md (fccmp): Change insn type.
31668 (fccmpe): Likewise.
31669 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
31670 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
31671 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
31672 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
31673 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
31674 * config/arm/types.md (fccmps): Add new insn type.
31675 (fccmpd): Likewise.
31677 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
31679 * alias.c (get_alias_set): Fix a typo in comment.
31681 2016-02-15 Richard Biener <rguenther@suse.de>
31683 PR tree-optimization/69595
31684 * match.pd: Complete range test simplification to true.
31686 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
31688 PR rtl-optimization/69648
31689 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
31690 pic_offset_table_rtx.
31692 PR rtl-optimization/69752
31693 * ira.c (update_equiv_regs): When looking for more than a single SET,
31694 also take other side effects into account.
31696 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31698 * config/s390/s390.c (s390_function_profiler): Add a new sequence
31699 for z900+ CPUs in 31-bit mode.
31701 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31703 * common/config/s390/s390-common.c (s390_supports_split_stack):
31705 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
31706 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
31707 * config/s390/s390.c (struct machine_function): New field
31708 split_stack_varargs_pointer.
31709 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
31710 in s390_emit_prologue.
31711 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
31713 (morestack_ref): New global.
31714 (SPLIT_STACK_AVAILABLE): New macro.
31715 (s390_expand_split_stack_prologue): New function.
31716 (s390_live_on_entry): New function.
31717 (s390_va_start): Use split-stack vararg pointer if appropriate.
31718 (s390_asm_file_end): Emit the split-stack note sections.
31719 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
31720 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
31721 (UNSPECV_SPLIT_STACK_CALL): New unspec.
31722 (UNSPECV_SPLIT_STACK_DATA): New unspec.
31723 (split_stack_prologue): New expand.
31724 (split_stack_space_check): New expand.
31725 (split_stack_data): New insn.
31726 (split_stack_call): New expand.
31727 (split_stack_call_*): New insn.
31728 (split_stack_cond_call): New expand.
31729 (split_stack_cond_call_*): New insn.
31731 2016-02-15 Richard Biener <rguenther@suse.de>
31733 PR tree-optimization/69783
31734 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31735 Add trivially correct cases.
31737 2016-02-15 Tom de Vries <tom@codesourcery.com>
31740 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
31742 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
31744 2016-02-15 Richard Biener <rguenther@suse.de>
31746 PR tree-optimization/69776
31747 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
31748 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
31749 indicate whether we can use TBAA to disambiguate against stores.
31750 Use alias-set zero if not.
31751 (visit_reference_op_store): Do not use TBAA when looking up
31753 * tree-ssa-pre.c (compute_avail): Use TBAA here.
31754 (eliminate_dom_walker::before_dom_children): But not when looking
31755 up redundant stores.
31757 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
31759 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
31761 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
31763 * config/i386/znver1.md
31764 (znver1_pop, znver1_pop_mem,
31765 znver1_load_imov_double_store,
31766 znver1_load_imov_direct_store,
31767 znver1_load_imov_direct_load,
31768 znver1_load_imov_double_load): Add new.
31769 (znver1_insn, znver1_insn_load): Add icmov type.
31770 (znver1_sseavx_fma,
31771 znver1_sseavx_fma_load,
31773 znver1_avx256_fma_load): Fix pipe usage.
31775 2016-02-14 Alan Modra <amodra@gmail.com>
31778 * reload.c (find_reloads_address_1): For pre/post-inc/dec
31779 with an invalid hard reg, reload just the reg not the entire
31780 pre/post-inc/dec address expression.
31782 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31785 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
31786 fixed R1_REG scratch reg.
31787 (sibcall_value_pcrel_fdpic): Likewise.
31789 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31793 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
31795 2016-02-12 Walter Lee <walt@tilera.com>
31797 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
31798 * config/tilegx/t-tilegx: Likewise.
31800 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31803 * diagnostic-show-locus.c (struct line_span): New struct.
31804 (layout::get_first_line): Delete.
31805 (layout::get_last_line): Delete.
31806 (layout::get_num_line_spans): New member function.
31807 (layout::get_line_span): Likewise.
31808 (layout::print_heading_for_line_span_index_p): Likewise.
31809 (layout::get_expanded_location): Likewise.
31810 (layout::calculate_line_spans): Likewise.
31811 (layout::m_first_line): Delete.
31812 (layout::m_last_line): Delete.
31813 (layout::m_line_spans): New field.
31814 (layout::layout): Update comment. Replace m_first_line and
31815 m_last_line with m_line_spans, replacing their initialization
31816 with a call to calculate_line_spans.
31817 (diagnostic_show_locus): When printing source lines and
31818 annotations, rather than looping over a single span
31819 of lines, instead loop over each line_span within
31820 the layout, with an inner loop over the lines within them.
31821 Call the context's start_span callback when changing line spans.
31822 * diagnostic.c (diagnostic_initialize): Initialize start_span.
31823 (diagnostic_build_prefix): Break out the building of the location
31824 part of the string into...
31825 (diagnostic_get_location_text): ...this new function, rewriting
31826 it from nested ternary expressions to a sequence of "if"
31828 (default_diagnostic_start_span_fn): New function.
31829 * diagnostic.h (diagnostic_start_span_fn): New typedef.
31830 (diagnostic_context::start_span): New field.
31831 (default_diagnostic_start_span_fn): New prototype.
31833 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31836 * gcc.c (driver::finalize): Fix cleanup of "specs".
31838 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31842 * gcc.c (driver::driver): Initialize m_option_suggestions.
31843 (driver::~driver): Clean up m_option_suggestions.
31844 (suggest_option): Convert to...
31845 (driver::suggest_option): ...this, and split out into
31846 driver::build_option_suggestions and find_closest_string.
31847 (driver::build_option_suggestions): New function, from
31848 first half of suggest_option. Special-case
31849 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
31850 the sanitizer_opts array. For options of enum types, add the
31851 various enum values to the candidate strings.
31852 (driver::handle_unrecognized_options): Remove "const".
31853 * gcc.h (driver::handle_unrecognized_options): Likewise.
31854 (driver::build_option_suggestions): New decl.
31855 (driver::suggest_option): New decl.
31856 (driver::m_option_suggestions): New field.
31857 * opts-common.c (add_misspelling_candidates): New function.
31858 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
31859 and make non-static.
31860 * opts.h (sanitizer_opts): New array decl.
31861 (add_misspelling_candidates): New function decl.
31862 * spellcheck.c (find_closest_string): New function.
31863 * spellcheck.h (find_closest_string): New function decl.
31865 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31867 PR rtl-optimization/69764
31868 PR rtl-optimization/69771
31869 * optabs.c (expand_binop_directly): For shift_optab_p, force
31870 convert_modes with VOIDmode if xop1 has VOIDmode.
31872 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
31875 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
31876 to correctly determine instrumentation thunks.
31878 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31881 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
31882 type by reference, force lhs on the call.
31885 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
31886 Compute retval and retbnd early in all cases if split_part_return_p
31887 and return_bb is not EXIT. Remove all clobber stmts and reset
31888 all debug stmts that refer to SSA_NAMEs defined in split part,
31889 except if it is retval, in that case replace the old retval with the
31890 lhs of the call to the split part.
31892 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31895 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31897 PR middle-end/66726
31898 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31899 whose result is used in PHI.
31900 (maybe_optimize_range_tests): Likewise.
31901 (final_range_test_p): Likweise.
31903 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31905 PR middle-end/66726
31906 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31907 whose result is used in PHI.
31908 (maybe_optimize_range_tests): Likewise.
31909 (final_range_test_p): Likweise.
31911 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31913 * cgraph.c: Spelling fixes - behaviour -> behavior and
31914 neighbour -> neighbor.
31915 * target.def: Likewise.
31916 * sel-sched.c: Likewise.
31917 * config/mips/mips.c: Likewise.
31918 * config/arc/arc.md: Likewise.
31919 * config/arm/cortex-a57.md: Likewise.
31920 * config/arm/arm.c: Likewise.
31921 * config/arm/neon.md: Likewise.
31922 * config/arm/arm-c.c: Likewise.
31923 * config/vms/vms-c.c: Likewise.
31924 * config/s390/s390.c: Likewise.
31925 * config/i386/znver1.md: Likewise.
31926 * config/i386/i386.c: Likewise.
31927 * config/ia64/hpux-unix2003.h: Likewise.
31928 * config/msp430/msp430.md: Likewise.
31929 * config/rx/rx.c: Likewise.
31930 * config/rx/rx.md: Likewise.
31931 * config/aarch64/aarch64-simd.md: Likewise.
31932 * config/aarch64/aarch64.c: Likewise.
31933 * config/nvptx/nvptx.c: Likewise.
31934 * config/bfin/bfin.c: Likewise.
31935 * config/cris/cris.opt: Likewise.
31936 * config/rs6000/rs6000.c: Likewise.
31937 * target.h: Likewise.
31938 * spellcheck.c: Likewise.
31939 * ira-build.c: Likewise.
31940 * tree-inline.c: Likewise.
31941 * builtins.c: Likewise.
31942 * lra-constraints.c: Likewise.
31943 * explow.c: Likewise.
31944 * hwint.h: Likewise.
31945 * targhooks.c: Likewise.
31946 * tree-vect-data-refs.c: Likewise.
31947 * expr.c: Likewise.
31948 * doc/tm.texi: Likewise.
31949 * doc/extend.texi: Likewise.
31950 * doc/install.texi: Likewise.
31951 * doc/md.texi: Likewise.
31952 * tree-ssa-tail-merge.c: Likewise.
31953 * sched-int.h: Likewise.
31954 * match.pd: Likewise.
31955 * sched-ebb.c: Likewise.
31956 * target.def (omit_struct_return_reg): Likewise.
31957 * gimple-ssa-isolate-paths.c: Likewise.
31958 (find_implicit_erroneous_behaviour): Renamed to...
31959 (find_implicit_erroneous_behavior): ... this.
31960 (find_explicit_erroneous_behaviour): Renamed to...
31961 (find_explicit_erroneous_behavior): ... this.
31962 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
31964 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
31966 PR rtl-optimization/64682
31967 PR rtl-optimization/69567
31968 PR rtl-optimization/69737
31969 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
31970 in I2 as well, just lose it.
31972 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31974 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
31976 (aarch64_last_printed_tune_string): Likewise.
31977 (aarch64_declare_function_name): Only output .arch assembler
31978 directive if it will be different from the previously output
31979 directive. Same for .tune comment but only if -dA is set.
31980 (aarch64_start_file): New function.
31981 (TARGET_ASM_FILE_START): Define.
31983 2016-02-11 David Malcolm <dmalcolm@redhat.com>
31986 * Makefile.in (PLUGIN_HEADERS): Add params.list.
31988 2016-02-11 Jakub Jelinek <jakub@redhat.com>
31991 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
31992 -Wmaybe-uninitialized warning.
31994 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
31997 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
31999 2016-02-11 Richard Biener <rguenther@suse.de>
32001 PR rtl-optimization/69291
32002 * ifcvt.c (noce_try_store_flag_constants): Do not allow
32003 subexpressions affected by changing the result.
32005 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
32008 * lra-constraints.c (curr_insn_transform): Find in/out operands
32009 for secondary memory moves. Update dups.
32011 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
32013 PR tree-optimization/69652
32014 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
32015 to nested loop, did source re-formatting, skip debug statements,
32016 add check on statement with volatile operand, remove dead scalar
32019 2016-02-10 Jakub Jelinek <jakub@redhat.com>
32020 Patrick Palka <ppalka@gcc.gnu.org>
32024 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
32025 calls if the return type is TREE_ADDRESSABLE.
32026 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
32027 * ipa-split.c (split_function): Fix doubled "we" in comment.
32028 Use void return type for the split part even if
32029 !split_point->split_part_set_retval.
32031 2016-02-10 Bin Cheng <bin.cheng@arm.com>
32033 PR tree-optimization/68021
32034 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
32035 when computing the value of biv cand by itself.
32037 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
32039 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
32040 (cortexa57_tunings): Likewise.
32041 (cortexa72_tunings): Likewise.
32042 (arch_macro_fusion_pair_p): Add support for AES fusion.
32043 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
32044 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
32045 Allow virtual registers before reload so early scheduling works.
32046 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
32047 correct latency and pipeline.
32048 (cortex_a57_crypto_complex): Likewise.
32049 (cortex_a57_crypto_xor): Likewise.
32050 (define_bypass): Add AES bypass.
32052 2016-02-10 Richard Biener <rguenther@suse.de>
32054 PR tree-optimization/69726
32055 * passes.def: Add DCE pass before late uninit.
32056 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
32057 really fixup if-conversions job.
32059 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
32061 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
32062 (arm_cortex_a57_tune): Likewise.
32063 (aarch_macro_fusion_pair_p): Add support for AES fusion.
32064 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
32066 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
32068 * timevar.def (TV_PHASE_DBGINFO): Delete.
32069 (TV_PHASE_CHECK_DBGINFO): Likewise.
32070 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
32072 2016-02-10 Richard Biener <rguenther@suse.de>
32074 PR tree-optimization/69719
32075 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32076 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
32078 2016-02-09 Andrew Pinski <apinski@cavium.com>
32081 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
32082 get_vcond_mask_icode returns false.
32084 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
32087 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
32088 an ADDIS that adds a pointer to a large constant that sets the
32089 upper16 bits with a load operation.
32091 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
32094 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
32096 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
32098 (vzipq_s16): Likewise.
32099 (vzipq_s32): Likewise.
32100 (vzipq_f32): Likewise.
32101 (vzipq_u8): Likewise.
32102 (vzipq_u16): Likewise.
32103 (vzipq_u32): Likewise.
32104 (vzipq_p8): Likewise.
32105 (vzipq_p16): Likewise.
32107 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
32110 * config/arm/arm.c (neon_endian_lane_map): New function.
32111 (neon_vector_pair_endian_lane_map): New function.
32112 (arm_evpc_neon_vuzp): Allow for big endian lane order.
32113 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
32115 (vuzpq_s16): Likewise.
32116 (vuzpq_s32): Likewise.
32117 (vuzpq_f32): Likewise.
32118 (vuzpq_u8): Likewise.
32119 (vuzpq_u16): Likewise.
32120 (vuzpq_u32): Likewise.
32121 (vuzpq_p8): Likewise.
32122 (vuzpq_p16): Likewise.
32124 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
32127 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
32130 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
32132 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
32133 truncate const_int operand 1 to QImode.
32135 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
32137 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
32138 corresponding to an abnormal edge.
32140 2016-02-09 Tom de Vries <tom@codesourcery.com>
32142 PR tree-optimization/69599
32143 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
32145 (find_func_aliases_for_builtin_call, find_func_clobbers)
32146 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
32149 2016-02-09 Richard Biener <rguenther@suse.de>
32151 PR tree-optimization/69715
32152 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
32153 LHS on calls as non-rewritable.
32155 2016-02-09 Tom de Vries <tom@codesourcery.com>
32158 * lto-wrapper.c (append_diag_options): New function.
32159 (compile_offload_image): Call append_diag_options.
32161 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
32164 * doc/extend.texi (Flag Output Operands): Correct sectioning.
32165 Minor copy-edit to fix verb tenses.
32167 2016-02-08 Jakub Jelinek <jakub@redhat.com>
32169 PR tree-optimization/69209
32170 * ipa-split.c (split_function): If split part is not
32171 returning retval, retval has gimple type but is not
32172 gimple value, force it into a SSA_NAME first.
32174 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
32176 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
32179 2016-02-08 Jason Merrill <jason@redhat.com>
32182 * convert.c (convert_to_integer_1): Check dofold on truncation
32184 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
32185 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
32186 Rename from *_nofold.
32187 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
32188 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
32190 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
32193 * tree.c (build_common_tree_nodes): Remove short_double argument.
32194 All callers changed.
32195 * tree.h (build_common_tree_nodes): Adjust declaration.
32196 * doc/invoke.texi (-fshort-double): Remove documentation.
32197 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
32198 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
32199 * lto-wrapper.c (merge_and_complain, append_compiler_options)
32200 (append_linker_options): Don't handle OPT_fshort_double.
32202 PR rtl-optimization/68730
32203 * lra-remat.c (insn_to_cand_activation): New static variable.
32204 (lra_remat): Allocate and free it.
32205 (create_cand): New arg activation. Initialize a field in
32206 insn_to_cand_activation if it is nonnull.
32207 (create_cands): Pass the activation insn to create_cand when making
32208 a candidate involving an output reload. Reorganize code a little.
32209 (do_remat): Keep track of active status of candidates in a separate
32212 2016-02-08 Richard Biener <rguenther@suse.de>
32214 PR tree-optimization/69719
32215 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32216 Properly use absolute of the difference of the two offsets to
32217 compare or adjust the segment length.
32219 2016-02-08 Richard Biener <rguenther@suse.de>
32220 Jeff Law <law@redhat.com>
32223 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
32224 types for anonymous SSA names.
32226 2016-02-08 Richard Biener <rguenther@suse.de>
32228 PR rtl-optimization/69274
32229 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
32231 2016-02-08 Jeff Law <law@redhat.com>
32233 PR tree-optimization/65917
32234 * tree-ssa-dom.c (record_temporary_equivalences): Record both
32235 equivalences from if (x == y) style conditionals.
32236 (loop_depth_of_name): Remove.
32237 (record_equality): Remove loop depth check.
32238 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
32239 (const_and_copies::record_const_or_copy_raw): New member function.
32240 * tree-ssa-scopedtables.c
32241 (const_and_copies::record_const_or_copy_raw): New, factored out of
32242 (const_and_copies::record_const_or_copy): Call new member function.
32244 2016-02-05 Jeff Law <law@redhat.com>
32246 PR tree-optimization/68541
32247 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
32248 (count_stmts_in_block): New function.
32249 (poor_ifcvt_candidate_code): Likewise.
32250 (is_feasible_trace): Add some heuristics to determine when path
32251 splitting is profitable.
32252 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
32253 is a diamond with a single exit.
32255 2016-02-05 Martin Sebor <msebor@redhat.com>
32258 * doc/invoke.texi: Update -Wplacement-new to take an optional
32261 2016-02-06 Richard Henderson <rth@redhat.com>
32264 * tree.c (tree_nop_conversion_p): Do not strip casts into or
32265 out of non-standard address spaces.
32267 2016-02-05 Jakub Jelinek <jakub@redhat.com>
32269 PR rtl-optimization/69691
32270 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
32272 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
32274 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
32275 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
32276 (*ieee128_mfvsrd_64bit): Likewise.
32277 (*ieee128_mfvsrd_32bit): Likewise.
32279 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
32283 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32285 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32286 instrumented_version.
32288 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
32290 * doc/invoke.texi (Optimize Options): In table of --param options
32291 rename second occurrence of tracer-min-branch-ratio to
32292 tracer-min-branch-probability, rename
32293 tracer-min-branch-ratio-feedback to
32294 tracer-min-branch-probability-feedback and clarify description,
32295 rename sched-spec-state-edge-prob-cutoff to
32296 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
32297 to selsched-insns-to-rename, rename lto-minpartition to
32298 lto-min-partition, delete reorder-blocks-duplicate and
32299 reorder-blocks-duplicate-feedback.
32301 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32303 * config/s390/s390.c (s390_register_info_set_ranges): Remove
32306 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
32308 * doc/extend.texi: S/390: Correct some typos.
32310 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32312 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
32314 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32317 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
32318 (s390_register_info_gprtofpr): Use new macros above.
32319 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
32321 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
32322 its name. Adjust restore and save gpr ranges.
32323 (s390_register_info_set_ranges): New function.
32324 (s390_register_info): Use new macros above. Call
32325 s390_register_info_set_ranges.
32326 (s390_optimize_register_info): Likewise.
32327 (s390_hard_regno_rename_ok): Use new macros.
32328 (s390_hard_regno_scratch_ok): Likewise.
32329 (s390_emit_epilogue): Likewise.
32330 (s390_can_use_return_insn): Likewise.
32331 (s390_optimize_prologue): Likewise.
32332 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
32334 2016-02-05 Jakub Jelinek <jakub@redhat.com>
32337 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
32339 (ix86_option_override_internal): Disable TARGET_STV even for
32340 -m{incoming,preferred}-stack-boundary=3.
32342 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
32344 * config.gcc: Mark deprecated rtems targets as obsolete.
32346 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
32348 PR rtl-optimization/64682
32349 PR rtl-optimization/69567
32350 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
32351 before I2 only if the register is both used and set in I2.
32353 2016-02-04 DJ Delorie <dj@redhat.com>
32355 * config/msp430/msp430.c (msp430_start_function): Add function type.
32357 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32360 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
32362 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
32364 PR rtl-optimization/69577
32366 2015-10-29 Richard Henderson <rth@redhat.com>
32370 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
32371 sse check to the exact conditions of PR 67609.
32373 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
32376 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
32377 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
32378 not allowed into the traditional Altivec registers.
32379 (movtd_64bit_nodm): Likewise.
32380 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
32382 2016-02-04 David Malcolm <dmalcolm@redhat.com>
32384 * config/aarch64/cortex-a57-fma-steering.c
32385 (aarch64_register_fma_steering): Remove "static" from arguments
32388 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
32391 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
32392 twice when complex.
32394 2016-02-04 Mike Frysinger <vapier@gentoo.org>
32396 * doc/invoke.texi: Delete -mno-fma4.
32398 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
32400 PR rtl-optimization/69577
32401 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
32402 (find_subregs_of_mode): Update accordingly. Iterate over partial
32405 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
32407 * config/arm/arm-protos.h (neon_reinterpret): Remove.
32408 * config/arm/arm.c (neon_reinterpret): Remove.
32409 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
32410 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
32411 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
32412 vreinterpretti): Remove.
32413 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
32414 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
32415 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
32416 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
32417 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
32418 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
32419 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
32420 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
32421 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
32422 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
32423 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
32424 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
32425 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
32426 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
32427 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
32428 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
32429 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
32430 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
32431 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
32432 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
32433 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
32434 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
32435 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
32436 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
32437 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
32438 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
32439 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
32440 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
32441 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
32442 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
32443 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
32444 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
32445 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
32446 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
32447 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
32448 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
32449 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
32450 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
32451 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
32452 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
32453 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
32454 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
32455 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
32456 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
32457 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
32458 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
32459 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
32460 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
32461 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
32462 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
32463 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
32464 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
32465 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
32466 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
32467 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
32468 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
32469 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
32470 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
32471 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
32472 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
32473 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
32474 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
32475 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
32476 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
32477 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
32478 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
32479 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
32480 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
32481 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
32482 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
32483 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
32484 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
32485 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
32486 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
32487 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
32488 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
32489 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
32490 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
32491 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
32492 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
32493 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
32494 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
32495 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
32496 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
32497 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
32498 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
32499 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
32500 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
32501 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
32502 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
32503 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
32504 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
32505 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
32506 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
32507 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
32508 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
32509 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
32510 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
32511 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
32512 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
32513 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
32514 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
32515 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
32517 2016-02-04 Martin Liska <mliska@suse.cz>
32520 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
32521 that are gimple_store_p.
32522 (maybe_instrument_call): Likewise.
32524 2016-02-04 Bin Cheng <bin.cheng@arm.com>
32526 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
32527 register scaling out of memory reference and comment why.
32529 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32533 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
32534 folding the source of a SET.
32536 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32540 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
32541 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
32543 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
32547 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
32550 2016-02-04 Christian Bruel <christian.bruel@st.com>
32552 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
32553 * config/arm/arm.c (arm_set_current_function): Likewise.
32555 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32556 Ilya Enkovich <enkovich.gnu@gmail.com>
32557 H.J. Lu <hongjiu.lu@intel.com>
32560 * config/i386/i386.c (convert_scalars_to_vector): Remove
32561 stack alignment fixes.
32562 (ix86_option_override_internal): Disable TARGET_STV if stack
32563 might not be aligned enough.
32564 (ix86_minimum_alignment): Assert that TARGET_STV is false.
32566 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
32568 * config/i386/x86-tune.def: Disable default prefetching
32571 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
32572 Vladimir Makarov <vmakarov@redhat.com>
32575 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
32576 in validating fused toc addresses.
32578 2016-02-03 Jakub Jelinek <jakub@redhat.com>
32581 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
32582 range->m_caret fields if range->m_show_caret_p is false.
32585 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
32586 Force oldval into register if it does not satisfy reg_or_short_operand
32587 predicate. Fix up formatting.
32589 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
32590 Alexandre Oliva <aoliva@redhat.com>
32593 * lra-constraints.c (simplify_operand_subreg): Check additionally
32594 address validity after potential reloading.
32595 (process_address_1): Check insns validity. In case of failure do
32598 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
32601 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
32604 2016-02-02 Jakub Jelinek <jakub@redhat.com>
32606 * wide-int.cc (canonize_uhwi): New function.
32607 (wi::divmod_internal): Use it.
32609 2016-02-02 James Norris <jnorris@codesourcery.com>
32611 * gimplify.c (omp_notice_variable): Add usage check.
32613 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
32615 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
32616 like LE, GE, LT, GT when emitting relational operator.
32618 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32620 * ira-costs.c (find_costs_and_classes): Add extra argument.
32621 * target.def (ira_change_pseudo_allocno_class): Add parameter.
32622 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
32623 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
32624 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
32625 Add best_class parameter, and return it if not ALL_REGS.
32626 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
32628 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
32629 Update target hook.
32631 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32633 * config/aarch64/aarch64.c
32634 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
32635 (aarch64_ira_change_pseudo_allocno_class): New function.
32637 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
32640 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
32642 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
32644 * config/avr/avr.c (avr_option_override): Set
32645 PARAM_ALLOW_STORE_DATA_RACES to 1.
32647 2016-02-02 Richard Biener <rguenther@suse.de>
32649 PR tree-optimization/69595
32650 * match.pd: Add range test simplifications to true/false.
32652 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
32654 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
32655 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
32658 2016-02-02 Richard Biener <rguenther@suse.de>
32660 PR tree-optimization/69606
32661 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
32662 info on the result before moving a stmt.
32664 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
32666 PR middle-end/68542
32667 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
32668 branch with vector comparison.
32669 * config/i386/sse.md (VI48_AVX): New mode iterator.
32670 (define_expand "cbranch<mode>4): Add support for conditional branch
32671 with vector comparison.
32672 * tree-vect-loop.c (optimize_mask_stores): New function.
32673 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
32674 has_mask_store field of vect_info.
32675 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
32676 vectorized loops having masked stores after vec_info destroy.
32677 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
32678 correspondent macros.
32679 (optimize_mask_stores): Add prototype.
32681 2016-02-02 Alan Modra <amodra@gmail.com>
32684 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
32687 2016-02-02 Alan Modra <amodra@gmail.com>
32690 * config/rs6000/rs6000.c (need_toc_init): New var, set it
32691 whenever toc_label_name used.
32692 (rs6000_file_start): Don't set up toc section here,
32693 (rs6000_output_function_epilogue): do so here instead,
32694 (rs6000_xcoff_file_start): and here.
32695 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
32696 (load_toc_aix_di): Likewise.
32698 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32700 PR rtl-optimization/69592
32701 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
32702 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
32703 (num_sign_bit_copies_binary_arith_p): New inline function.
32704 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
32706 2016-02-01 Jeff Law <law@redhat.com>
32708 PR tree-optimization/69580
32709 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
32710 * tree-ssa-threadbackward.c
32711 (fsm_find_control_statement_thread_paths): Do not try to walk
32712 through large PHI nodes.
32714 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32716 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
32717 when count is incremented above limit, don't analyze further
32720 * omp-low.c (oacc_parse_default_dims): Avoid
32721 -Wsign-compare warning, make sure value fits into int
32722 rather than just unsigned int.
32724 2016-02-01 Bin Cheng <bin.cheng@arm.com>
32726 PR tree-optimization/67921
32727 * fold-const.c (split_tree): New parameters. Convert pointer
32728 type variable part to proper type before negating.
32729 (fold_binary_loc): Pass new arguments to split_tree.
32731 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
32733 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
32734 (nvptx_goacc_validate_dims): Extend to handle global defaults.
32735 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
32736 * doc/tm.texti: Rebuilt.
32737 * doc/invoke.texi (fopenacc-dim): Document.
32738 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
32739 (append_compiler_options): Likewise.
32740 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
32741 (oacc_parse_default_dims): New.
32742 (oacc_validate_dims): Add USED arg. Select non-unity default when
32744 (oacc_loop_fixed_partitions): Return mask of used partitions.
32745 (oacc_loop_auto_partitions): Emit dump info.
32746 (oacc_loop_partition): Return mask of used partitions.
32747 (execute_oacc_device_lower): Parse default dimension arg. Adjust
32748 loop partitioning and validation calls.
32750 2016-02-01 Richard Biener <rguenther@suse.de>
32752 PR middle-end/69556
32753 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
32755 2016-02-01 Richard Biener <rguenther@suse.de>
32757 PR tree-optimization/69574
32758 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
32759 of asserting return chrec_dont_know.
32761 2016-02-01 Martin Liska <mliska@suse.cz>
32763 * mem-stats-traits.h: Add copyright header.
32764 * mem-stats.h: Likewise.
32766 2016-02-01 Richard Biener <rguenther@suse.de>
32768 PR tree-optimization/69579
32769 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
32770 Do not propagate through abnormal PHI results.
32772 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
32774 * postreload.c (reload_cse_simplify): Remove dead code.
32776 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32778 PR rtl-optimization/69570
32779 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
32780 if there is more than one set, not if there is a single set.
32782 2016-02-01 Richard Henderson <rth@redhat.com>
32785 * combine.c (make_compound_operation): When looking through a
32786 subreg, make sure to re-extend to the width of the outer mode.
32788 2016-01-30 Jakub Jelinek <jakub@redhat.com>
32790 PR tree-optimization/69546
32791 * wide-int.cc (wi::divmod_internal): For unsigned division
32792 where both operands fit into uhwi, if o1 is 1 and o0 has
32793 msb set, if divident_prec is larger than bits per hwi,
32794 clear another quotient word and return 2 instead of 1.
32795 Similarly for remainder with msb in HWI set, if dividend_prec
32796 is larger than bits per hwi.
32798 2016-01-29 Martin Jambor <mjambor@suse.cz>
32800 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
32801 Use short lowercase names.
32802 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
32803 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
32804 acq_rel one. Protect warning agains segfaults if
32805 get_memory_order_name returns NULL.
32806 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
32807 with release semantics. Do not warn if get_memory_order already did.
32808 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
32809 semantics. Fix check for relaxed or acquire semantics. Do not warn
32810 if get_memory_order already did.
32812 2016-01-29 Sebastian Pop <s.pop@samsung.com>
32814 * doc/install.texi: Document that isl-0.16 is supported.
32816 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
32819 * config/i386/constraints.md (Bm): Describe as special memory
32821 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
32822 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32823 * genpreds.c (struct constraint_data): Add is_special_memory.
32824 (have_special_memory_constraints, special_memory_start): New
32826 (special_memory_end): Ditto.
32827 (add_constraint): Add new arg is_special_memory. Add code to
32828 process its true value. Update have_special_memory_constraints.
32829 (process_define_constraint): Pass the new arg.
32830 (process_define_register_constraint): Ditto.
32831 (choose_enum_order): Process special memory.
32832 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
32833 function insn_extra_special_memory_constraint.
32834 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32835 * gensupport.c (process_rtx): Process
32836 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32837 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
32838 * ira-lives.c (single_reg_class): Use
32839 insn_extra_special_memory_constraint.
32840 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
32841 * lra-constraints.c (process_alt_operands): Ditto.
32842 (curr_insn_transform): Use insn_extra_special_memory_constraint.
32843 * recog.c (asm_operand_ok, preprocess_constraints): Process
32845 * reload.c (find_reloads): Ditto.
32846 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
32847 * stmt.c (parse_input_constraint): Use
32848 insn_extra_special_memory_constraint.
32850 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32853 * lra-splill.c (lra_final_code_change): Revert r229087 by
32854 removing all sub-registers.
32856 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
32859 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
32861 2016-01-29 Jakub Jelinek <jakub@redhat.com>
32864 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
32865 SSE1, copy target into the temporary reg first before recursing
32868 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32870 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
32873 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32875 * ginclude/stdarg.h: Test __cplusplus instead of
32876 __GXX_EXPERIMENTAL_CXX0X__.
32878 2016-01-29 Richard Biener <rguenther@suse.de>
32880 PR tree-optimization/69547
32881 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
32882 Do not mark clobbers necessary.
32883 (mark_all_reaching_defs_necessary_1): Likewise.
32885 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32887 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
32888 declaration name with %qs and print it in both error messages.
32889 Also fix indentation.
32891 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32894 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
32895 trailing blank line from error message.
32897 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32900 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
32903 2016-01-29 Richard Biener <rguenther@suse.de>
32905 PR middle-end/69537
32906 * match.pd: Allow all integral types when simplifying a
32907 widening or sign-changing conversion.
32909 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32911 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
32912 back to setting codegen_error to fail codegen.
32914 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
32917 * config/i386/constraints.md (C): Only accept constant zero operand.
32918 (BC): New constraint.
32919 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
32920 instead of C constraint.
32921 * doc/md.texi (Machine Constraints): Update description
32924 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
32927 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
32929 2016-01-28 Jakub Jelinek <jakub@redhat.com>
32931 PR middle-end/69542
32932 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
32935 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
32937 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
32938 branches if using guessed profile.
32940 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
32942 * graphite-optimize-isl.c (optimize_isl): Fix dump.
32944 2016-01-28 Richard Henderson <rth@redhat.com>
32947 * config/aarch64/aarch64-modes.def (CC_Cmode): New
32948 * config/aarch64/aarch64-protos.h: Update.
32949 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
32950 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
32951 (aarch64_get_condition_code_1): Handle CC_Cmode.
32952 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
32953 (*add<mode>3_compareC_cconly_imm): New.
32954 (*add<mode>3_compareC_cconly): New.
32955 (*add<mode>3_compareC_imm): New.
32956 (add<mode>3_compareC): New.
32957 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
32958 to be first. Use aarch64_carry_operation.
32959 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
32960 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
32961 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
32962 (subti3): Use subdi3_compare1.
32963 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
32964 (sub<mode>3_compare1): New.
32965 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
32966 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
32967 (*subsi3_carryin_uxtw): Likewise.
32968 (*ngc<mode>, *ngcsi_uxtw): Likewise.
32969 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
32970 * config/aarch64/iterators.md (DWI): New.
32971 * config/aarch64/predicates.md (aarch64_carry_operation): New.
32972 (aarch64_borrow_operation): New.
32974 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
32976 * graphite-optimize-isl.c (optimize_isl): Print a different debug
32977 message when isl does not return a valid schedule.
32979 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32981 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
32982 Remove comments from class declarations: they are already in the code
32985 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32987 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
32989 (ternary_op_to_tree): Same.
32990 (unary_op_to_tree): Same.
32991 (nary_op_to_tree): Same.
32992 (gcc_expression_from_isl_expr_op): Same.
32993 (gcc_expression_from_isl_expression): Same.
32994 (graphite_create_new_loop): Same.
32995 (graphite_create_new_loop_guard): Same.
32996 (build_iv_mapping): Same.
32997 (graphite_create_new_guard): Same.
32998 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
32999 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
33001 2016-01-28 Sebastian Pop <s.pop@samsung.com>
33003 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
33004 instead of setting codegen_error to fail codegen.
33006 2016-01-28 Jason Merrill <jason@redhat.com>
33008 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
33010 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
33012 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
33013 Remove CONST_INT_P check in CCMP cost calculation.
33015 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
33017 * config/aarch64/aarch64.c (generic_vector_cost):
33018 Set vec_permute_cost.
33019 (cortexa57_vector_cost): Likewise.
33020 (exynosm1_vector_cost): Likewise.
33021 (xgene1_vector_cost): Likewise.
33022 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
33023 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
33024 Add vec_permute_cost entry.
33026 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
33028 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
33030 (add<mode>3_compare0): Likewise.
33031 (addsi3_compare0_uxtw): Likewise.
33032 (add<mode>3nr_compare0): Likewise.
33033 (compare_neg<mode>): Likewise.
33034 (<optab><mode>3): Likewise.
33036 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
33038 * tree-vect-stmts.c (vectorizable_comparison): Add
33039 NULL check for vectype.
33041 2016-01-28 Richard Biener <rguenther@suse.de>
33043 PR tree-optimization/69466
33044 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
33045 Account for PHIs we couldn't duplicate.
33047 2016-01-28 Martin Liska <mliska@suse.cz>
33050 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
33051 instead of ENABLE_VALGRIND_CHECKING.
33053 2016-01-27 Richard Henderson <rth@redhat.com>
33056 * lra-remat.c (subreg_regs): New.
33057 (dump_candidates_and_remat_bb_data): Dump it.
33058 (operand_to_remat): Reject if operand in subreg_regs.
33059 (set_bb_regs): Collect subreg_regs.
33060 (lra_remat): Init and free subreg_regs. Compute
33061 calculate_local_reg_remat_bb_data before create_cands.
33063 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
33066 * config/i386/i386.c (ix86_update_stack_boundary): Don't
33067 change stack_alignment_needed for __tls_get_addr call.
33069 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
33071 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
33073 2016-01-27 Jeff Law <law@redhat.com>
33075 PR tree-optimization/68398
33076 PR tree-optimization/69196
33077 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
33078 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
33079 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
33080 Only count PHIs in the last block in the path. The others will
33081 const/copy propagate away. Add heuristic to allow more irreducible
33082 subloops to be created when it is likely profitable to do so.
33084 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
33085 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
33086 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
33088 2016-01-27 Jakub Jelinek <jakub@redhat.com>
33091 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
33092 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
33093 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
33094 * tree-streamer-in.c: Include asan.h.
33095 (streamer_get_builtin_tree): For builtins in sanitizer
33096 range call initialize_sanitizer_builtins and retry.
33098 2016-01-27 Ian Lance Taylor <iant@google.com>
33100 * common.opt (fkeep-gc-roots-live): New undocumented option.
33101 * tree-ssa-loop-ivopts.c (add_candidate_1): If
33102 -fkeep-gc-roots-live, skip pointers.
33103 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
33106 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
33109 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
33110 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
33112 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
33115 * configure.ac: NetBSD provides SSP in its C library.
33116 * configure: Updated.
33118 2016-01-27 Richard Biener <rguenther@suse.de>
33120 PR tree-optimization/69166
33121 * tree-vect-loop.c (vect_is_simple_reduction): Always check
33122 reduction code for commutativity / associativity.
33124 2016-01-27 Martin Jambor <mjambor@suse.cz>
33126 PR tree-optimization/69355
33127 * tree-sra.c (analyze_access_subtree): Correct hole detection when
33128 total_scalarization fails.
33130 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
33132 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
33135 2016-01-27 Christian Bruel <christian.bruel@st.com>
33138 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
33139 Move arm_reset_previous_fndecl and set_target_option_current_node in
33140 the conditional part. Call save_restore_target_globals.
33141 * config/arm/arm.c (arm_set_current_function):
33142 Refactor to better support #pragma target and attribute mix.
33143 Call save_restore_target_globals.
33144 * config/arm/arm-protos.h (save_restore_target_globals): New function.
33146 2016-01-27 Martin Liska <mliska@suse.cz>
33148 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
33149 reference for an HSA kernel and its host function.
33151 2016-01-27 Jakub Jelinek <jakub@redhat.com>
33153 PR tree-optimization/69399
33154 * wide-int.h (wi::lrshift): For larger precisions, only
33155 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
33157 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
33159 * config/arc/predicates.md (proper_comparison_operator): Reject
33160 constant-constant comparison.
33162 2016-01-26 Tom de Vries <tom@codesourcery.com>
33164 PR tree-optimization/69110
33165 * tree-data-ref.c (initialize_data_dependence_relation): Handle
33166 DR_NUM_DIMENSIONS == 0.
33168 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
33169 Sebastian Pop <s.pop@samsung.com>
33171 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
33172 isl_ast_op_cond and isl_ast_op_select.
33173 (gcc_expression_from_isl_expr_op): Same.
33175 2016-01-26 Jason Merrill <jason@redhat.com>
33178 * tree.c (recompute_constructor_flags): Split out from
33180 (verify_constructor_flags): New.
33181 * tree.h: Declare them.
33183 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
33185 PR rtl-optimization/69217
33186 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
33187 are no TYPE_FIELDS set for the record type.
33189 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33192 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
33193 toc_label_name unconditionally.
33194 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
33195 SYMBOL_REF string. Use toc_label_name instead of constructing
33197 (rs6000_elf_declare_function_name): Use toc_label_name instead of
33198 constructing LCTOC1.
33200 2016-01-26 Martin Sebor <msebor@redhat.com>
33203 * doc/extend.texi (Common Type Attributes): Move text that talks about
33204 attribute packed from attribute aligned to the section discussing
33205 the former attribute for clarity.
33207 2016-01-26 Richard Henderson <rth@redhat.com>
33209 PR middle-end/60908
33210 * trans-mem.c (tm_region_init): Mark entry block as visited.
33212 2016-01-26 David Malcolm <dmalcolm@redhat.com>
33215 * diagnostic-show-locus.c (layout::print_source_line): Replace
33216 call to pp_newline with call to layout::print_newline.
33217 (layout::print_annotation_line): Likewise.
33218 (layout::move_to_column): Likewise.
33219 (layout::print_any_fixits): After printing any fixits, print a
33220 trailing newline, if necessary.
33221 (layout::print_newline): New method, resetting any colorization
33223 (diagnostic_show_locus): Move the pp_newline to before the
33224 early bailout. Remove dummy block enclosing the layout instance.
33225 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
33226 of pp_newline_and_flush with pp_flush.
33227 (diagnostic_append_note): Delete use of pp_newline.
33228 (diagnostic_append_note_at_rich_loc): Delete.
33229 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
33230 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
33231 when newline characters are added to the buffer.
33233 2016-01-26 Michael Matz <matz@suse.de>
33235 * configure.ac (ac_cv_std_swap_in_utility): New test.
33236 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
33237 * configure: Regenerate.
33238 * config.in: Regenerate.
33240 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
33242 * config/arc/arc.md (cstoresi4): Force operand into register.
33243 (arcset<code>): Fix predicate.
33244 (arcsetltu): Likewise.
33245 (arcsetgeu): Likewise.
33246 (arcsethi): Likewise.
33247 (arcsetls): Likewise.
33249 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33251 PR tree-optimization/69483
33252 * gimple-fold.c (canonicalize_constructor_val): Return NULL
33253 if base has error_mark_node type.
33255 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
33258 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
33259 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
33261 (vget_lane_f16): Handle big-endian.
33262 (vgetq_lane_f16): Likewise.
33263 (vset_lane_f16): Likewise.
33264 (vsetq_lane_f16): Likewise.
33265 * config/arm/iterators.md (VQXMOV): Add V8HF.
33266 (VDQ): Add V4HF and V8HF.
33267 (V_reg): Handle V4HF and V8HF.
33268 (Is_float_mode): Likewise.
33269 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
33270 neon_vdup_nv8hf): New patterns.
33271 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
33272 Use VD_LANE iterator.
33273 (neon_vld1_dup<mode>): Use VQ2 iterator.
33275 2016-01-26 Nathan Sidwell <nathan@acm.org>
33277 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
33278 (set_oacc_fn_attrib): Add IS_KERNEL arg.
33279 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
33280 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
33281 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
33282 (oacc_validate_dims): Add LEVEL arg, don't return level.
33283 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
33284 oacc_validate_dims.
33285 (execute_oacc_device_lower): Adjust, add more dump output.
33286 * tree-ssa-loop.c (gate_oacc_kernels): Use
33287 oacc_fn_attrib_kernels_p.
33288 * tree-parloops.c (create_parallel_loop): Adjust
33289 set_oacc_fn_attrib call.
33291 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33294 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
33295 (append_compiler_options): Handle -fcilkplus.
33296 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
33298 2016-01-26 Nick Clifton <nickc@redhat.com>
33301 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
33302 been marked as DECL_ONE_ONLY but we do not the means to make it
33303 so, then do not allow it to bind locally.
33305 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33308 * opts.h (parse_sanitizer_options): New prototype.
33309 * opts.c (sanitizer_opts): New array.
33310 (parse_sanitizer_options): New function.
33311 (common_handle_option): Use parse_sanitizer_options.
33313 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
33316 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
33317 alignment adjustment to ...
33318 (ix86_update_stack_boundary): Here. Don't over-align stack for
33320 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
33321 if __tls_get_addr is called.
33323 2016-01-26 Christian Bruel <christian.bruel@st.com>
33325 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
33327 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
33329 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
33331 2016-01-26 Richard Biener <rguenther@suse.de>
33333 PR middle-end/69467
33334 * match.pd: Guard X * CST CMP 0 pattern with single_use.
33336 2016-01-26 Richard Biener <rguenther@suse.de>
33338 PR tree-optimization/69452
33339 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
33340 (move_computations_dom_walker::before_dom_children): Rename
33342 (move_computations_worker): This.
33343 (move_computations): Perform an RPO rather than a DOM walk.
33345 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33348 * combine.c (combine_instructions): For REG_EQUAL note with
33349 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
33350 to the underlying register.
33351 * doc/rtl.texi (REG_EQUAL): Document the behavior of
33352 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
33354 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
33357 * config/aarch64/aarch64-builtins.c
33358 (aarch64_init_simd_builtin_types): Do not set structural
33359 equality to __Poly{8,16,64,128}_t types.
33361 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
33363 PR tree-optimization/69400
33364 * wide-int.cc (wi_pack): Take the precision as argument and
33365 perform canonicalization here rather than in the callers.
33366 Use the main loop to handle all full-width HWIs. Add a
33367 zero HWI if in_len isn't a full result.
33368 (wi::divmod_internal): Update accordingly.
33369 (wi::mul_internal): Likewise. Simplify.
33371 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
33372 Sebastian Pop <s.pop@samsung.com>
33374 * graphite-poly.c (apply_poly_transforms): Simplify.
33375 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
33376 (print_isl_map): Same.
33377 (print_isl_union_map): Same.
33378 (print_isl_schedule): New.
33379 (debug_isl_schedule): New.
33380 * graphite-dependences.c (scop_get_reads): Do not call
33381 isl_union_map_add_map that is undocumented isl functionality.
33382 (scop_get_must_writes): Same.
33383 (scop_get_may_writes): Same.
33384 (scop_get_original_schedule): Remove.
33385 (scop_get_dependences): Do not call isl_union_map_compute_flow that
33386 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
33387 (compute_deps): Remove.
33388 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
33389 (debug_schedule_ast): New.
33390 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
33391 set_separate_option.
33392 (graphite_regenerate_ast_isl): Add dump.
33393 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
33394 from scop->transformed_schedule.
33395 (graphite_regenerate_ast_isl): Add more dump.
33396 * graphite-optimize-isl.c (optimize_isl): Set
33397 scop->transformed_schedule. Check whether schedules are equal.
33398 (apply_poly_transforms): Move here.
33399 * graphite-poly.c (apply_poly_transforms): ... from here.
33400 (free_poly_bb): Static.
33401 (free_scop): Static.
33402 (pbb_number_of_iterations_at_time): Remove.
33403 (print_isl_ast): New.
33404 (debug_isl_ast): New.
33405 (debug_scop_pbb): New.
33406 * graphite-scop-detection.c (print_edge): Move.
33407 (print_sese): Move.
33408 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
33409 (build_scop_scattering): Remove.
33410 (create_pw_aff_from_tree): Assert instead of bailing out.
33411 (add_condition_to_pbb): Remove unused code, do not fail.
33412 (add_conditions_to_domain): Same.
33413 (add_conditions_to_constraints): Remove.
33414 (build_scop_context): New.
33415 (add_iter_domain_dimension): New.
33416 (build_iteration_domains): Initialize pbb->iterators.
33417 Call add_conditions_to_domain.
33420 (index_outermost_in_loop): New.
33421 (index_pbb_in_loop): New.
33422 (outermost_pbb_in): New.
33423 (add_in_sequence): New.
33424 (add_outer_projection): New.
33425 (outer_projection_mupa): New.
33426 (add_loop_schedule): New.
33427 (build_schedule_pbb): New.
33428 (build_schedule_loop): New.
33429 (embed_in_surrounding_loops): New.
33430 (build_schedule_loop_nest): New.
33431 (build_original_schedule): New.
33432 (build_poly_scop): Call build_original_schedule.
33433 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
33434 (free_poly_dr): Remove.
33435 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
33436 (free_poly_bb): Remove.
33437 (debug_loop_vec): Remove.
33438 (print_isl_ast): Declare.
33439 (debug_isl_ast): Declare.
33440 (scop_do_interchange): Remove.
33441 (scop_do_strip_mine): Remove.
33442 (scop_do_block): Remove.
33443 (flatten_all_loops): Remove.
33444 (optimize_isl): Remove.
33445 (pbb_number_of_iterations_at_time): Remove.
33446 (debug_scop_pbb): Declare.
33447 (print_schedule_ast): Declare.
33448 (debug_schedule_ast): Declare.
33449 (struct scop): Remove schedule. Add original_schedule,
33450 transformed_schedule.
33451 (free_gimple_poly_bb): Remove.
33452 (print_generated_program): Remove.
33453 (debug_generated_program): Remove.
33454 (unify_scattering_dimensions): Remove.
33455 * sese.c (print_edge): ... here.
33456 (print_sese): ... here.
33457 (debug_edge): ... here.
33458 (debug_sese): ... here.
33459 * sese.h (print_edge): Declare.
33460 (print_sese): Declare.
33461 (dump_edge): Declare.
33462 (dump_sese): Declare.
33464 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
33465 Sebastian Pop <s.pop@samsung.com>
33467 * Makefile.in: Set ISLVER in site.exp.
33469 2016-01-25 Jakub Jelinek <jakub@redhat.com>
33471 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
33472 DECL_VALUE_EXPR of new_var even for the non-array case. Look
33473 through DECL_VALUE_EXPR for expansion.
33475 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
33477 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
33478 the frame info after reload completed.
33480 2016-01-25 Jeff Law <law@redhat.com>
33482 PR tree-optimization/69196
33483 PR tree-optimization/68398
33484 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
33485 tree-ssa-threadupdate.c.
33486 (determine_bb_domination_status): Prototype
33487 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
33488 (determine_bb_domination_status): No longer static.
33489 (valid_jump_thread_path): Remove code to detect characteristics
33490 of the jump thread path not associated with correctness.
33491 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
33492 Correct test for thread path length. Count PHIs for real operands as
33493 statements that need to be copied. Do not count ASSERT_EXPRs.
33494 Look at all the blocks in the thread path. Compute and selectively
33495 filter thread paths based on threading through the latch, threading
33496 a multiway branch or crossing a multiway branch.
33498 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33500 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
33501 decl with __attribute__ ((unused)) annotation.
33503 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
33506 * tree-vect-stmts.c (vectorizable_condition): Check vectype
33507 of operands is compatible with a statement vectype.
33509 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
33511 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
33512 improve wording for mixed storage order support.
33514 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
33516 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
33517 (vcvt_u64_f64): Likewise.
33518 (vcvta_s64_f64): Likewise.
33519 (vcvta_u64_f64): Likewise.
33520 (vcvtm_s64_f64): Likewise.
33521 (vcvtm_u64_f64): Likewise.
33522 (vcvtn_s64_f64): Likewise.
33523 (vcvtn_u64_f64): Likewise.
33524 (vcvtp_s64_f64): Likewise.
33525 (vcvtp_u64_f64): Likewise.
33527 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
33529 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
33530 (arc_init): Check validity mll64 option.
33531 (arc_save_restore): Use double load/store instruction.
33532 (arc_expand_movmem): Likewise.
33533 (arc_split_move): Don't split if we have double load/store
33534 instructions. Returns a boolean.
33535 (arc_process_double_reg_moves): Change function to return boolean
33536 instead of a sequence of instructions.
33537 (arc_dwarf_register_span): New function.
33538 * config/arc/arc-protos.h (arc_split_move): Change prototype.
33539 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
33540 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
33541 (*movdf_insn): Likewise.
33542 * config/arc/arc.opt (mll64): New option.
33543 * config/arc/predicates.md (even_register_operand): New predicate.
33544 * doc/invoke.texi (ARC Options): Add mll64 documentation.
33546 2016-01-25 Richard Biener <rguenther@suse.de>
33549 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
33550 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
33552 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
33554 2016-01-25 Richard Biener <rguenther@suse.de>
33556 PR tree-optimization/69376
33557 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
33559 (VN_INFO_ANTI_RANGE_P): New inline.
33560 (VN_INFO_RANGE_TYPE): Likewise.
33561 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
33562 SSA_NAME_ANTI_RANGE_P.
33563 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
33564 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
33565 Properly query VN_INFO_RANGE_TYPE.
33567 2016-01-25 Nick Clifton <nickc@redhat.com>
33570 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
33572 2016-01-23 Tom de Vries <tom@codesourcery.com>
33574 PR tree-optimization/69426
33575 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
33578 2016-01-23 Jakub Jelinek <jakub@redhat.com>
33580 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
33581 "the the" with "the" in the comments.
33582 * ipa-devirt.c (build_type_inheritance_graph,
33583 update_type_inheritance_graph): Likewise.
33584 * tree.c (build_function_type_list_1): Likewise.
33585 * cfgloopmanip.c (scale_loop_profile): Likewise.
33586 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
33587 * gimple-ssa-split-paths.c
33588 (find_block_to_duplicate_for_splitting_paths): Likewise.
33589 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
33590 * expr.c (convert_move): Likewise.
33591 * var-tracking.c (vt_stack_adjustments): Likewise.
33592 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
33593 * tree-vrp.c (test_for_singularity): Likewise.
33595 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
33596 directly instead of building a temporary tree.
33599 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
33600 remove <algorithm> include.
33602 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33605 * config/i386/i386.c: Include dojump.h.
33606 (expand_small_movmem_or_setmem,
33607 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
33609 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
33610 if dynamic_check != -1.
33612 2016-01-21 Jeff Law <law@redhat.com>
33614 PR middle-end/69347
33615 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
33616 record_temporary_equivalences. Rewritten to avoid unnecessary calls
33617 into dominated_by_p.
33618 (cprop_into_successor_phis): Avoid unnecessary tests.
33620 2016-01-22 Richard Henderson <rth@redhat.com>
33623 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
33624 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
33626 2016-01-22 Michael Matz <matz@suse.de>
33628 * system.h (string, algorithm): Include only conditionally.
33629 (new): Include always under C++.
33630 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
33631 * final.c (toplevel): Ditto.
33632 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
33633 * genconditions.c (write_header): Make gencondmd.c define
33635 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
33637 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
33638 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
33640 2016-01-22 Christian Bruel <christian.bruel@st.com>
33643 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
33645 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33648 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
33649 define_insn_and_split. Ensure operands[1] and operands[0] do not
33650 get assigned the same register.
33652 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
33654 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
33656 2016-01-22 Christian Bruel <christian.bruel@st.com>
33658 * config/arm/arm-c.c (arm_pragma_target_parse):
33659 Remove warn_builtin_macro_redefined overwrite.
33661 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33663 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
33664 flag_non_call_exceptions compatibility.
33666 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33669 * dwarf2out.c (add_child_die_after): New function.
33670 (dwarf_qual_info_t): New type.
33671 (dwarf_qual_info): New variable.
33672 (qualified_die_p): New function.
33673 (modified_type_die): For -fdebug-types-section, ensure
33674 canonical order of qualifiers. Put qualified DIEs adjacent
33675 to the corresponding non-qualified type DIE and search there
33676 for existing qualified DIEs.
33678 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33680 * doc/extend.texi (scalar_storage_order type attribute): Document
33681 restriction on type punning and aliasing, and remove future tense.
33683 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
33686 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
33689 2016-01-21 Jeff Law <law@redhat.com>
33691 PR middle-end/69347
33692 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
33693 useless call to record_temporary_equivalences.
33694 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
33695 allocate 10 slots in the bb_path vector and let it grow as needed.
33696 (fsm_find_control_statement_thread_paths): Similarly for the next_path
33699 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33701 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
33703 * configure: Regenerate.
33705 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
33707 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
33708 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
33710 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
33712 PR middle-end/66178
33713 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
33714 drop EXPAND_INITIALIZER.
33715 * rtl.h (contains_symbolic_reference_p): Declare.
33716 * rtlanal.c (contains_symbolic_reference_p): New function.
33717 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
33718 a subtraction into a NOT if symbolic constants are involved.
33720 2016-01-21 Anton Blanchard <anton@samba.org>
33721 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33724 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
33726 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
33729 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33731 * config/microblaze/microblaze.c
33732 (get_branch_target): New.
33733 (insert_wic_for_ilb_runout): New.
33735 (microblaze_machine_dependent_reorg): New.
33736 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
33737 * config/microblaze/microblaze.md
33738 (UNSPEC_IPREFETCH): Define.
33739 (iprefetch): New pattern
33740 * config/microblaze/microblaze.opt
33741 (mxl-prefetch): New flag.
33743 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33745 * config/microblaze/microblaze.h
33746 (FIXED_REGISTERS): Update in macro.
33747 (CALL_USED_REGISTERS): Update in macro.
33749 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
33751 PR rtl-optimization/68920
33752 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
33755 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
33757 PR rtl-optimization/68990
33758 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
33759 pseudo instead of inheritance ones.
33761 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
33762 Nick Clifton <nickc@redhat.com>
33766 * config/mips/mips.c (mips_compute_frame_info): Initialise
33767 args_size and hard_frame_pointer_offset fields of the frame
33768 structure before calling mips_global_pointer.
33770 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33772 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
33774 * configure: Regenerate.
33776 2016-01-21 Richard Biener <rguenther@suse.de>
33778 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
33780 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33782 * config/s390/s390.c (s390_asm_declare_function_size): Add code
33783 to actually emit the .size directive.
33785 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
33786 Jakub Jelinek <jakub@redhat.com>
33790 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
33791 args array size by one to avoid buffer overflow.
33793 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33795 * config/s390/s390.md (pool_section_start): Use switch_to_section
33796 to select proper read-only data section instead of hardcoding
33798 (pool_section_end): Use switch_to_section to match the above.
33800 2016-01-21 Richard Biener <rguenther@suse.de>
33802 PR tree-optimization/69378
33803 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
33804 (set_ssa_val_to): Use it for dominance checks taking into
33805 account not executable edges.
33807 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33810 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
33811 for bitsize instead of GET_MODE_PRECISION (mode).
33813 2016-01-20 Martin Sebor <msebor@redhat.com>
33816 * extend.texi (__sync Builtins): Clarify the semantics of
33817 __sync_fetch_and_OP built-ins on pointers.
33818 (__atomic Builtins): Same.
33820 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33821 Sebastian Pop <s.pop@samsung.com>
33823 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
33824 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
33825 (is_valid_rename): Same.
33826 (translate_isl_ast_to_gimple::get_rename): Same.
33827 (translate_isl_ast_to_gimple::rename_all_uses): Same.
33828 (translate_isl_ast_to_gimple::rename_uses): Same.
33829 (get_new_name): Check for close_phi nodes.
33830 (copy_loop_phi_args): Use phi_node_kind.
33831 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
33832 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
33834 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33835 Sebastian Pop <s.pop@samsung.com>
33837 Revert commit r229783.
33838 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
33839 Remove use of parameter_rename_map.
33840 (copy_def): Remove.
33841 (copy_internal_parameters): Remove.
33842 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
33843 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
33844 (free_sese_info): Do not free parameter_rename_map.
33845 (set_rename): Do not use parameter_rename_map.
33846 (rename_uses): Update call to set_rename.
33847 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
33848 * sese.h (parameter_rename_map_t): Remove.
33849 (struct sese_info_t): Remove field parameter_rename_map.
33851 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33852 Sebastian Pop <s.pop@samsung.com>
33854 * graphite-isl-ast-to-gimple.c: Fix comment.
33855 * graphite-scop-detection.c (defined_in_loop_p): New.
33856 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
33857 names defined in loop.
33859 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33860 Sebastian Pop <s.pop@samsung.com>
33862 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
33863 Discard unstructured if-then-else regions.
33865 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33866 Sebastian Pop <s.pop@samsung.com>
33868 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
33869 (cleanup_loop_iter_dom): Remove.
33870 (build_loop_iteration_domains): Remove.
33871 (build_scop_context): Remove.
33872 (build_scop_iteration_domain): Remove.
33873 (add_loop_constraints): New.
33874 (build_iteration_domains): New.
33875 (build_poly_scop): Call build_iteration_domains.
33877 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33878 Sebastian Pop <s.pop@samsung.com>
33880 * graphite-scop-detection.c
33881 (scop_detection::harmful_loop_in_region): Free dom and loops.
33882 (scop_detection::loop_body_is_valid_scop): Free bbs.
33884 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33885 Sebastian Pop <s.pop@samsung.com>
33887 * graphite-scop-detection.c (record_loop_in_sese): New.
33888 (gather_bbs::before_dom_children): Call record_loop_in_sese.
33889 (build_scops): Remove call to build_sese_loop_nests.
33890 * sese.c (sese_record_loop): Remove.
33891 (build_sese_loop_nests): Remove.
33892 (new_sese_info): Remove region->loops.
33893 (free_sese_info): Same.
33894 * sese.h (sese_contains_loop): Same.
33895 (build_sese_loop_nests): Remove.
33896 (sese_contains_loop): Remove.
33898 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33899 Sebastian Pop <s.pop@samsung.com>
33901 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
33902 loop_is_valid_in_scop.
33903 (scop_detection::harmful_stmt_in_region): Renamed
33904 harmful_loop_in_region.
33905 Call loop_is_valid_in_scop.
33907 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33908 Sebastian Pop <s.pop@samsung.com>
33910 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
33913 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33914 Sebastian Pop <s.pop@samsung.com>
33916 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
33917 * graphite.h (struct poly_bb): Remove field is_reduction.
33918 (PBB_IS_REDUCTION): Remove.
33920 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33921 Sebastian Pop <s.pop@samsung.com>
33923 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
33924 (add_pdr_constraints): Same.
33925 (scop_get_reads): Same.
33926 (scop_get_must_writes): Same.
33927 (scop_get_may_writes): Same.
33928 (scop_get_original_schedule): Same.
33929 (extend_schedule): Same.
33930 (apply_schedule_on_deps): Same.
33931 (carries_deps): Same.
33932 (compute_deps): Same.
33933 (scop_get_dependences): Same.
33934 * graphite-isl-ast-to-gimple.c
33935 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
33936 * graphite-optimize-isl.c (get_schedule_for_band): Same.
33937 (get_schedule_for_band_list): Same.
33938 (get_schedule_map): Same.
33939 (apply_schedule_map_to_scop): Same.
33940 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
33941 (build_loop_iteration_domains): Same.
33942 (add_condition_to_pbb): Same.
33943 (add_param_constraints): Same.
33944 (pdr_add_memory_accesses): Same.
33945 (pdr_add_data_dimensions): Same.
33947 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
33949 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
33952 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
33954 * common.opt (feliminate-dwarf2-dups): Replace references to
33955 "DWARF 2" with just "DWARF".
33956 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
33957 * doc/extend.texi: Likewise.
33958 * doc/cpp.texi: Likewise.
33959 * doc/invoke.texi: Likewise.
33960 (Option Summary): Add -gdwarf to list of Debugging Options.
33961 (Debugging Options): Document -gdwarf.
33962 * doc/contrib.texi: Spell "DWARF" like that.
33964 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33966 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
33967 warning. Fix up formatting.
33969 PR middle-end/67653
33970 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
33971 attempt to mark memory input operand addressable and
33972 call prepare_gimple_addressable in that case. Don't adjust
33973 input_location for diagnostics, use error_at instead.
33975 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
33977 * config/rs6000/ppc-auxv.h: New file.
33978 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
33979 (cpu_is): Likewise.
33980 (cpu_supports): Likewise.
33981 * config/rs6000/rs6000.c: include "ppc-auxv.h".
33982 (cpu_is_info): New variable.
33983 (cpu_supports_info): Likewise.
33984 (tcb_verification_symbol): Likewise.
33985 (cpu_builtin_p): Likewise.
33986 (cpu_expand_builtin): New function.
33987 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
33988 (rs6000_init_builtins): Likewise.
33989 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
33990 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
33991 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
33992 * configure: Regenerate.
33993 * config.in: Likewise.
33994 * doc/extend.texi (PowerPC Built-in Functions): Document
33995 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
33997 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
34000 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
34002 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
34005 2016-01-20 Richard Henderson <rth@redhat.com>
34011 * tree.c (tm_define_builtin): New.
34012 (find_tm_vector_type): New.
34013 (build_tm_vector_builtins): New.
34014 (build_common_builtin_nodes): Call it.
34016 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
34018 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
34019 (arm_fp_ok): Likewise.
34020 (arm_fp): Likewise.
34021 (arm_crypto): Likewise.
34023 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
34024 Richard Biener <rguenther@suse.de>
34026 PR tree-optimization/69328
34027 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
34028 vectors have same number of elements.
34029 (vectorizable_condition): Fix masked version recognition.
34031 2016-01-20 Richard Biener <rguenther@suse.de>
34033 PR tree-optimization/69345
34034 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
34035 (VN_INFO_PTR_INFO): Likewise.
34036 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
34037 info when it is equal between non-dominating SSA names.
34038 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
34039 Make sure to look at original SSA infos.
34041 2016-01-20 Jeff Law <law@redhat.com>
34044 * config/m68k/predicates.md (pow2_m1_operand): New predicate
34046 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
34047 (pc_or_label_operand): New predicate.
34048 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
34049 tests for small integers that are 2^n - 1.
34051 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
34053 * doc/invoke.texi (Options Summary): Add '.' after @xref.
34055 2016-01-19 Jeff Law <law@redhat.com>
34057 PR middle-end/69347
34058 * tree-ssa-threadbackwards.c
34059 (fsm_find_control_statement_thread_paths): Do not try to lookup
34060 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
34062 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
34064 * doc/lto.texi: Remove text that says only Gold has linker plugin
34067 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
34069 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
34070 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
34071 the DIE accordingly.
34072 (modified_type_die): Add REVERSE parameter and pass it recursively,
34073 as well as to base_type_die. Adjust presence check accordingly.
34074 (base_type_for_mode): Adjust call to modified_type_die.
34075 (add_type_attribute): Add REVERSE parameter and pass it to
34077 (generic_parameter_die): Adjust call to add_type_attribute.
34078 (add_scalar_info): Likewise.
34079 (add_subscript_info): Likewise.
34080 (gen_array_type_die): Likewise.
34081 (gen_descr_array_type_die): Likewise.
34082 (gen_entry_point_die): Likewise.
34083 (gen_enumeration_type_die): Likewise.
34084 (gen_formal_parameter_die): Likewise.
34085 (gen_subprogram_die): Likewise.
34086 (gen_variable_die ): Likewise.
34087 (gen_const_die): Likewise.
34088 (gen_field_die): Likewise.
34089 (gen_pointer_type_die): Likewise.
34090 (gen_reference_type_die): Likewise.
34091 (gen_ptr_to_mbr_type_die): Likewise.
34092 (gen_inheritance_die): Likewise.
34093 (gen_subroutine_type_die): Likewise.
34094 (gen_typedef_die): Likewise.
34095 (force_type_die): Adjust call to modified_type_die.
34097 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
34099 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
34100 flow throughout the file. Fix broken link to Objective-C 2.0
34102 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
34105 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34107 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
34109 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34112 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
34113 (maybe_record_node): Record cxa_pure_virtual as the only possible
34114 target if there are not ohter candidates.
34115 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
34117 2016-01-19 Richard Biener <rguenther@suse.de>
34119 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
34120 (get_memory_order): Likewise.
34122 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
34124 * tree-vect-stmts.c (vectorizable_store): Check
34127 2016-01-19 David Malcolm <dmalcolm@redhat.com>
34130 * gcc.c (driver::decode_argv): Add call to
34131 init_opts_obstack before init_options_struct.
34132 * opts.c (init_opts_obstack): Remove idempotency.
34133 (init_options_struct): Replace call to init_opts_obstack
34134 with a gcc_assert to verify that it has already been called.
34135 * toplev.c (toplev::main): Add call to init_opts_obstack before
34136 calls to init_options_struct.
34137 (toplev::finalize): Move cleanup of opts_obstack next to
34138 cleanup of save_decoded_options, clearing the latter, and
34139 save_decoded_options_count.
34141 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34144 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
34145 attribute to unconditional. Remove %? from output template.
34147 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34148 Jiong Wang <jiong.wang@arm.com>
34150 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
34151 generated from different expand order.
34153 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34155 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
34156 Add support for CCMP costing.
34158 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34160 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
34161 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
34162 (fccmpe<mode>): Likewise.
34163 (fcmp): Rename to fcmp and globalize pattern.
34165 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
34166 (aarch64_gen_ccmp_next): Add FP support.
34168 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34170 * target.def (gen_ccmp_first): Update documentation.
34171 (gen_ccmp_next): Likewise.
34172 * doc/tm.texi (gen_ccmp_first): Update documentation.
34173 (gen_ccmp_next): Likewise.
34174 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
34175 expand_ccmp_expr_1. Improve comments.
34176 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
34177 (ccmp_ior<mode>): Remove pattern.
34178 (cmp<mode>): Remove expand.
34179 (cmp): Globalize pattern.
34180 (cstorecc4): Use cc_register.
34181 (mov<mode>cc): Remove ccmp_cc_register check.
34182 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
34183 Simplify after removal of CC_DNE/* modes.
34184 (aarch64_ccmp_mode_to_code): Remove.
34185 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
34186 In 'k' case use integer as condition.
34187 (aarch64_nzcv_codes): Remove inverted cases.
34188 (aarch64_code_to_ccmode): Remove.
34189 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
34190 comparison with CC register to be used in folowing CCMP/branch/CSEL.
34191 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
34192 pattern. Return the comparison with CC register. Invert conditions
34193 when bitcode is OR.
34194 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
34195 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
34197 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34199 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
34200 instrumented_version.
34202 2016-01-19 Richard Biener <rguenther@suse.de>
34204 PR tree-optimization/69336
34205 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
34206 handled components with get_ref_base_and_extent.
34207 (equal_mem_array_ref_p): Adjust.
34209 2016-01-19 Jakub Jelinek <jakub@redhat.com>
34212 * shrink-wrap.c: Include valtrack.h.
34213 (move_insn_for_shrink_wrap): Add DEBUG argument. If
34214 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
34215 in between insn and where it will be moved to. Call
34216 dead_debug_insert_temp.
34217 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
34218 first and dead_debug_local_finish at the end.
34219 For uses and defs bitmap, handle all regs in between REGNO and
34220 END_REGNO, not just the first one.
34222 2016-01-19 Richard Biener <rguenther@suse.de>
34224 PR tree-optimization/69352
34225 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
34226 (equal_mem_array_ref_p): Constrain size and max size properly.
34227 Compare the reverse flag.
34229 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
34231 * ira.c (ira): Update regstat data if we deleted insns.
34233 2016-01-19 Jakub Jelinek <jakub@redhat.com>
34235 PR rtl-optimization/68955
34236 PR rtl-optimization/64557
34237 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
34238 here. Fix up formatting.
34239 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
34241 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34244 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
34245 assume that the node has body.
34246 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
34249 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34251 * lto-streamer-out.c (lto_output): Do not stream instrumentation
34254 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34256 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
34257 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
34259 2016-01-19 Martin Jambor <mjambor@suse.cz>
34260 Martin Liska <mliska@suse.cz>
34261 Michael Matz <matz@suse.de>
34263 * Makefile.in (OBJS): Add new source files.
34264 (GTFILES): Add hsa.c.
34265 * common.opt (disable_hsa): New variable.
34266 (-Whsa): New warning.
34267 * config.in (ENABLE_HSA): New.
34268 * configure.ac: Treat hsa differently from other accelerators.
34269 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
34270 $enable_offloading.
34271 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
34272 * doc/install.texi (Configuration): Document --with-hsa-runtime,
34273 --with-hsa-runtime-include, --with-hsa-runtime-lib and
34274 --with-hsa-kmt-lib.
34275 * doc/invoke.texi (-Whsa): Document.
34276 (hsa-gen-debug-stores): Likewise.
34277 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
34278 to invoke offload compiler for hsa acclerator.
34279 * opts.c (common_handle_option): Determine whether HSA offloading
34280 should be performed.
34281 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
34282 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
34283 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
34284 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
34285 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
34286 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
34287 GF_OMP_FOR_KIND_GRID_LOOP.
34288 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
34289 (pp_gimple_stmt_1): Likewise.
34290 * gimple-walk.c (walk_gimple_stmt): Likewise.
34291 * gimple.c (gimple_build_omp_grid_body): New function.
34292 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
34293 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
34294 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
34295 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
34296 GF_OMP_TEAMS_GRID_PHONY.
34297 (gimple_statement_omp_single_layout): Updated comments.
34298 (gimple_build_omp_grid_body): New function.
34299 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
34300 (gimple_omp_for_grid_phony): New function.
34301 (gimple_omp_for_set_grid_phony): Likewise.
34302 (gimple_omp_parallel_grid_phony): Likewise.
34303 (gimple_omp_parallel_set_grid_phony): Likewise.
34304 (gimple_omp_teams_grid_phony): Likewise.
34305 (gimple_omp_teams_set_grid_phony): Likewise.
34306 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
34307 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
34308 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
34309 (BUILT_IN_GOMP_TARGET): Updated type.
34310 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
34311 (adjust_for_condition): New function.
34312 (get_omp_for_step_from_incr): Likewise.
34313 (extract_omp_for_data): Moved parts to adjust_for_condition and
34314 get_omp_for_step_from_incr.
34315 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
34316 (fixup_child_record_type): Bail out if receiver_decl is NULL.
34317 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
34318 (scan_omp_parallel): Do not create child functions for phony
34320 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
34321 (scan_omp_1_op): Checking assert we are not remapping to
34322 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
34323 (parallel_needs_hsa_kernel_p): New function.
34324 (expand_parallel_call): Register apprpriate parallel child
34325 functions as HSA kernels.
34326 (grid_launch_attributes_trees): New type.
34327 (grid_attr_trees): New variable.
34328 (grid_create_kernel_launch_attr_types): New function.
34329 (grid_insert_store_range_dim): Likewise.
34330 (grid_get_kernel_launch_attributes): Likewise.
34331 (get_target_argument_identifier_1): Likewise.
34332 (get_target_argument_identifier): Likewise.
34333 (get_target_argument_value): Likewise.
34334 (push_target_argument_according_to_value): Likewise.
34335 (get_target_arguments): Likewise.
34336 (expand_omp_target): Call get_target_arguments instead of looking
34337 up for teams and thread limit.
34338 (grid_expand_omp_for_loop): New function.
34339 (grid_arg_decl_map): New type.
34340 (grid_remap_kernel_arg_accesses): New function.
34341 (grid_expand_target_kernel_body): New function.
34342 (expand_omp): Call it.
34343 (lower_omp_for): Do not emit phony constructs.
34344 (lower_omp_taskreg): Do not emit phony constructs but create for them
34345 a temporary variable receiver_decl.
34346 (lower_omp_taskreg): Do not emit phony constructs.
34347 (lower_omp_teams): Likewise.
34348 (lower_omp_grid_body): New function.
34349 (lower_omp_1): Call it.
34350 (grid_reg_assignment_to_local_var_p): New function.
34351 (grid_seq_only_contains_local_assignments): Likewise.
34352 (grid_find_single_omp_among_assignments_1): Likewise.
34353 (grid_find_single_omp_among_assignments): Likewise.
34354 (grid_find_ungridifiable_statement): Likewise.
34355 (grid_target_follows_gridifiable_pattern): Likewise.
34356 (grid_remap_prebody_decls): Likewise.
34357 (grid_copy_leading_local_assignments): Likewise.
34358 (grid_process_kernel_body_copy): Likewise.
34359 (grid_attempt_target_gridification): Likewise.
34360 (grid_gridify_all_targets_stmt): Likewise.
34361 (grid_gridify_all_targets): Likewise.
34362 (execute_lower_omp): Call grid_gridify_all_targets.
34363 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
34364 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
34365 (tree_omp_clause): Added union field dimension.
34366 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
34367 * tree.c (omp_clause_num_ops): Added number of arguments of
34368 OMP_CLAUSE__GRIDDIM_.
34369 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
34370 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
34371 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
34372 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
34373 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
34374 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
34375 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
34376 * tree-pass.h (make_pass_gen_hsail): Declare.
34377 (make_pass_ipa_hsa): Likewise.
34378 * ipa-hsa.c: New file.
34379 * lto-section-in.c (lto_section_name): Add hsa section name.
34380 * lto-streamer.h (lto_section_type): Add hsa section.
34381 * timevar.def (TV_IPA_HSA): New.
34382 * hsa-brig-format.h: New file.
34383 * hsa-brig.c: New file.
34384 * hsa-dump.c: Likewise.
34385 * hsa-gen.c: Likewise.
34388 * toplev.c (compile_file): Call hsa_output_brig.
34389 * hsa-regalloc.c: New file.
34391 2016-01-18 Jeff Law <law@redhat.com>
34393 PR tree-optimization/69320
34394 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
34395 ranged object, do nothing if the RHS constant is not [0..1].
34396 (optimize_stmt): Comparing a boolean ranged object against a
34397 constant outside [0..1] results in a compile-time constant.
34399 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
34402 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
34404 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34405 (Option Summary): Update to reflect new section and moved options.
34406 (C++ Dialect Options): Move -fstats to new section.
34407 (Debugging Options): Move all dump, statistics, and other GCC
34408 developer options to new section. Rewrite section introduction
34409 and re-order remaining options to put the more basic ones first.
34410 (Optimization Options): Move -fira-verbose and -flto-report* to
34412 (Developer Options): New section incorporating moved options.
34413 * doc/cppopts.texi (-dM): Update cross-reference.
34415 2016-01-18 Richard Henderson <rth@redhat.com>
34418 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
34419 operands to pseudo only if CSE is expected. Split long immediate
34420 operands only after reload, and for the stack pointer.
34421 (*add<GPI>3_pluslong): Remove.
34422 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
34423 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
34424 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
34425 (*add<GPI>3 peepholes): New.
34426 (*add<GPI>3 splitters): New.
34427 * config/aarch64/constraints.md (Upl): New.
34428 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
34430 2016-01-18 Richard Biener <rguenther@suse.de>
34432 PR tree-optimization/69297
34433 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
34435 (vect_bb_vectorization_profitable_p): Clear visited flag again.
34437 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
34439 PR middle-end/68542
34440 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
34441 of mixind vector and scalar types.
34442 (fold_relational_const): Add handling of vector
34443 comparison with boolean result.
34444 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
34445 comparison of vector operands with boolean result for EQ/NE only.
34446 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
34447 (verify_gimple_cond): Likewise.
34448 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
34451 2016-01-18 Joseph Myers <joseph@codesourcery.com>
34453 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
34456 2016-01-18 Richard Biener <rguenther@suse.de>
34458 PR middle-end/69308
34459 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
34461 2016-01-18 Tom de Vries <tom@codesourcery.com>
34463 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
34465 2016-01-18 Tom de Vries <tom@codesourcery.com>
34467 * omp-low.c (set_oacc_fn_attrib): Make extern.
34468 * omp-low.h (set_oacc_fn_attrib): Declare.
34469 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
34470 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
34471 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
34472 Add and handle function parameter oacc_kernels_p.
34473 (find_reduc_addr, get_omp_data_i_param): New function.
34474 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
34475 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
34476 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
34477 Calculate dominance info. Skip loops that are not in a kernels region
34478 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
34479 (pass_parallelize_loops::execute): Call parallelize_loops with
34480 oacc_kernels_p argument.
34481 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
34482 New member function.
34483 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
34484 * passes.def: Add argument to pass_parallelize_loops instantation.
34486 2016-01-18 Tom de Vries <tom@codesourcery.com>
34488 * tree-parloops.c (pass_parallelize_loops::execute): Allow
34489 pass_parallelize_loops to be run outside the loop pipeline.
34491 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34493 * tree-scalar-evolution.c (follow_copies_to_constant): New.
34494 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
34496 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34499 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
34500 using get_ref_base_and_extent.
34501 (equal_mem_array_ref_p): New.
34502 (hashable_expr_equal_p): Add call to previous.
34504 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34507 * tree-sra.c (disqualified_constants, constant_decl_p): New.
34508 (sra_initialize): Allocate disqualified_constants.
34509 (sra_deinitialize): Free disqualified_constants.
34510 (disqualify_candidate): Update disqualified_constants when appropriate.
34511 (create_access): Scan for constant-pool entries as we go along.
34512 (scalarizable_type_p): Add check against type_contains_placeholder_p.
34513 (maybe_add_sra_candidate): Allow constant-pool entries.
34514 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
34515 (initialize_constant_pool_replacements): New.
34516 (sra_modify_assign): Avoid mangling assignments created by previous,
34517 and don't generate writes into constant pool.
34518 (sra_modify_function_body): Call initialize_constant_pool_replacements.
34520 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
34522 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
34523 andnot instruction.
34524 (scalar_chain::convert_op): Likewise.
34525 * config/i386/i386.md (*andndi3_doubleword): New.
34527 2016-01-18 Richard Biener <rguenther@suse.de>
34529 PR tree-optimization/69170
34530 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
34531 building a vector from scalar results of a pattern stmt.
34533 2016-01-18 Jakub Jelinek <jakub@redhat.com>
34535 * haifa-sched.c (autopref_multipass_init): Work around
34536 -Wmaybe-uninitialized warning.
34538 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
34540 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
34541 against the constant 0.
34543 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34545 PR tree-optimization/68799
34546 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
34547 look up phi candidates in the statement-candidate map.
34548 (phi_add_costs): Likewise.
34549 (record_phi_increments): Likewise.
34550 (phi_incr_cost): Likewise.
34551 (ncd_with_phi): Likewise.
34552 (all_phi_incrs_profitable): Likewise.
34554 2016-01-17 Jakub Jelinek <jakub@redhat.com>
34556 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
34557 -Wmaybe-uninitialized warning.
34559 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
34561 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34562 (Option Summary): Update to reflect new section and moved options.
34563 (C++ Dialect Options): Move -fvtable-verify and related options.
34564 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
34565 and profiling-related options.
34566 (Optimization Options): Move profile generation options and
34567 -fstack-protector and related options.
34568 (Instrumentation Options): New section incorporating moved options.
34569 (Code Generation Options): Move -finstrument-functions and
34570 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
34572 2016-01-16 Tom de Vries <tom@codesourcery.com>
34574 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
34576 2016-01-16 Tom de Vries <tom@codesourcery.com>
34578 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
34580 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
34582 * hash-table.h (hash_table::empty): Turn into an inline wrapper
34583 that checks whether the table is already empty. Rename the
34584 original implementation to...
34585 (hash_table::empty_slot): ...this new private function.
34587 2016-01-15 David Malcolm <dmalcolm@redhat.com>
34589 PR diagnostic/68899
34590 * diagnostic-show-locus.c (layout::print_source_line): Move x
34591 offset of line until after call to
34592 get_line_width_without_trailing_whitespace.
34594 2016-01-15 Jeff Law <law@redhat.com>
34596 PR tree-optimization/69270
34597 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
34598 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
34599 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
34600 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
34601 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
34602 ssa_name_has_boolean_range and constant_boolean_node.
34604 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
34606 PR rtl-optimization/69030
34607 * lra-spills.c (remove_pseudos): Check nrefs and make the function
34609 (spill_pseudos): Delete debug insn for dead pseudo.
34610 (lra_spill): Initiate spill_hard_reg and slots memory separately.
34612 2016-01-15 Jiong Wang <jiong.wang@arm.com>
34614 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
34616 (TYPES_UNOPUS): Likewise.
34617 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
34618 builtin type, from UNOP to UNOPUS.
34619 (lbtruncuv4sf): Likewise.
34620 (lbtruncuv2df): Likewise.
34621 (lrounduv2sf): Likewise.
34622 (lrounduv4sf): Likewise.
34623 (lrounduv2df): Likewise.
34624 (lroundusf): Likewise.
34625 (lroundusf): Likewise.
34626 (lceiluv2sf): Likewise.
34627 (lceiluv4sf): Likewise.
34628 (lceiluv2df): Likewise.
34629 (lceilusf): Likewise.
34630 (lceiludf): Likewise.
34631 (lflooruv2sf): Likewise.
34632 (lflooruv4sf): Likewise.
34633 (lflooruv2df): Likewise.
34634 (lfloorusf): Likewise.
34635 (lfloorudf): Likewise.
34636 (lfrintnuv2sf): Likewise.
34637 (lfrintnuv4sf): Likewise.
34638 (lfrintnuv2df): Likewise.
34639 (lfrintnusf): Likewise.
34640 (lfrintnudf): Likewise.
34641 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
34643 (vcvtq_u32_f32): Likewise.
34644 (vcvtq_u64_f64): Likewise.
34645 (vcvta_u32_f32): Likewise.
34646 (vcvtaq_u32_f32): Likewise.
34647 (vcvtaq_u64_f64): Likewise.
34648 (vcvtm_u32_f32): Likewise.
34649 (vcvtmq_u32_f32): Likewise.
34650 (vcvtmq_u64_f64): Likewise.
34651 (vcvtn_u32_f32): Likwise.
34652 (vcvtnq_u32_f32): Likewise.
34653 (vcvtnq_u64_f64): Likewise.
34654 (vcvtp_u32_f32): Likewise.
34655 (vcvtpq_u32_f32): Likewise.
34656 (vcvtpq_u64_f64): Likewise.
34657 (vcvtmd_u64_f64): Likewise.
34658 (vcvtms_u32_f32): Likewise.
34659 (vcvtad_u64_f64): Likewise.
34660 (vcvtas_u32_f32): Likewise.
34661 (vcvtnd_u64_f64): Likewise.
34662 (vcvtns_u32_f32): Likewise.
34663 (vcvtpd_u64_f64): Likewise.
34664 (vcvtps_u32_f32): Likewise.
34666 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34668 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
34669 CSEL of zero_extended registers.
34671 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34673 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
34674 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
34676 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34678 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
34679 false when argument string is not found in the attributes table
34682 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
34685 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
34686 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
34687 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
34688 precision estimate.
34690 2016-01-15 Richard Biener <rguenther@suse.de>
34692 PR tree-optimization/66856
34693 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
34694 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
34695 (vect_create_new_slp_node): Increment stmt reference count.
34696 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
34697 an SLP tree before swapping operands.
34698 (vect_build_slp_tree): Likewise.
34699 (destroy_bb_vec_info): Free stmt info after SLP instances.
34700 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
34701 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
34702 (STMT_VINFO_NUM_SLP_USES): New macro.
34704 2016-01-15 Richard Biener <rguenther@suse.de>
34707 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
34708 (add_linkage_name): ... here.
34709 (gen_typedef_die): Use add_linkage_name_raw instead of
34710 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
34713 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
34715 * gimplify.c (oacc_default_clause): Decode reference and pointer
34716 types for both kernels and parallel regions.
34718 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
34720 PR middle-end/69246
34721 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
34723 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34725 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
34726 (convert_scalars_to_vector): Likewise.
34728 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
34730 * doc/extend.texi (Type Traits): Fix grammar.
34732 2016-01-15 Martin Jambor <mjambor@suse.cz>
34734 * tree-inline.c (remap_decl): Use existing dclarations if
34735 remapping a type and prevent_decl_creation_for_types.
34736 (replace_locals_stmt): Do an initial remapping of non-VLA typed
34737 decls first. Do real remapping with
34738 prevent_decl_creation_for_types set.
34739 * tree-inline.h (copy_body_data): New field
34740 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
34743 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34745 * config/s390/s390.opt (mmvcle): More verbose help text.
34747 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34749 * config/s390/s390.opt: Add period to -mzvector option text.
34751 2016-01-15 Richard Biener <rguenther@suse.de>
34753 PR tree-optimization/68961
34754 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
34755 of invariants in stores again.
34757 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
34759 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
34761 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34763 * config/i386/i386.c (ix86_expand_branch): Don't split
34764 DI mode xor instruction to SI mode.
34766 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34769 * ipa-icf.c (sem_function::merge): Virtual functions may become
34770 reachable even if they address is not taken and there are no
34773 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34775 * lto-streamer-out.c (subtract_estimated_size): New function.
34776 (get_symbol_initial_value): Use it.
34778 2016-01-15 Christian Bruel <christian.bruel@st.com>
34781 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
34782 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
34783 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
34784 use add_builtin_function_ext_scope instead of add_builtin_function.
34785 (neon_set_p, neon_crypto_set_p): Remove.
34786 (arm_init_builtins): Always call arm_init_neon_builtins and
34787 arm_init_crypto_builtins.
34788 (arm_expand_builtin): Check that builtins are allowed for the arch.
34789 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
34790 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
34791 arm_init_neon_builtins call.
34793 2016-01-15 Richard Biener <rguenther@suse.de>
34795 PR tree-optimization/69117
34796 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
34797 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
34798 of the leader conservatively.
34799 (free_scc_vn): Restore original SSA name infos.
34801 2016-01-14 Jeff Law <law@redhat.com>
34803 PR tree-optimization/69270
34804 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
34805 single bit of precision, verify it's also unsigned.
34806 (record_edge_info): Use constant_boolean_node rather than fold_convert
34807 to convert boolean_true/boolean_false to the right type.
34809 2016-01-14 Richard Henderson <rth@redhat.com>
34812 * loop-doloop.c (record_reg_sets): New.
34813 (doloop_optimize): Reject the transform if the sequence
34814 clobbers registers live at the end of the loop block.
34815 (doloop_optimize_loops): Enable df_live if needed.
34817 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
34819 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
34820 * config/rs6000/rs6000.c: Likewise.
34821 * config/rs6000/rs6000.h: Likewise.
34822 * config/rs6000/rs6000.md: Likewise.
34823 * doc/extend.texi: Likewsie.
34825 2016-01-14 Jeff Law <law@redhat.com>
34827 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
34830 2016-01-14 Richard Henderson <rth@redhat.com>
34834 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
34835 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
34836 instead of builtin_decl_declared_p to test for declaration.
34838 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
34840 * doc/loop.texi (Loop Analysis and Representation): Document
34841 loop_depth function.
34843 2016-01-14 Tom de Vries <tom@codesourcery.com>
34845 PR tree-optimization/68773
34846 * omp-low.c (expand_omp_target): Don't set force_output.
34847 * varpool.c (varpool_node::get_create): Same.
34848 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
34849 offload_funcs with force_output.
34851 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34854 * lra-eliminations.c (move_plus_up): Don't change anything if either
34855 the outer or inner subreg mode is not MODE_INT.
34856 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
34857 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
34859 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34861 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
34862 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
34863 reduc_uplus_@var{m}): Remove.
34864 * expr.c (expand_expr_real_2): Remove expansion path for
34865 reduc_[us](min|max|plus) optabs.
34866 * optabs-tree.c (scalar_reduc_to_vector): Remove.
34867 * optabs-tree.h (scalar_reduc_to_vector): Remove.
34868 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
34869 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
34870 * tree-vect-loop.c (vectorizable_reduction): Remove test for
34871 reduc_[us](min|max|plus) optabs.
34873 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34875 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
34876 (reduc_plus_scal_v2sf): New.
34877 (reduc_smax_v2sf): Rename to...
34878 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
34879 (reduc_smin_v2sf): Rename to...
34880 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
34882 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
34884 * alias.c (compare_base_symbol_refs): New function.
34885 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
34888 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34890 PR middle-end/68146
34891 PR tree-optimization/69155
34892 * tree-complex.c: Include cfganal.h.
34893 (phis_to_revisit): New variable.
34894 (extract_component): Add phiarg_p argument. Assert that returned
34895 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
34896 (update_phi_components): Partly rewrite to use loop over real/imag
34897 components instead of code duplication. If extract_component returns
34898 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
34899 create_tmp_reg into the PHI node instead, and mention the phi triplet
34900 in phis_to_revisit.
34901 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
34902 in phis_to_revisit at the end.
34904 2016-01-14 Richard Biener <rguenther@suse.de>
34906 PR tree-optimization/68060
34907 * tree-vect-loop.c (vect_is_simple_reduction): Check the
34908 outer loop reduction is only used in the inner loop before
34909 detecting a double reduction.
34911 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34914 * combine.c (expand_field_assignment): Punt if compute_mode is
34915 unsupported scalar mode.
34917 2016-01-14 Richard Biener <rguenther@suse.de>
34919 PR tree-optimization/66856
34920 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
34921 SLP node only if it built successfully.
34922 (vect_analyze_slp_instance): Adjust.
34924 2016-01-14 Jeff Law <law@redhat.com>
34926 PR tree-optimization/69270
34927 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
34928 (record_edge_info): Use it. Convert boolean_{true,false}_node
34929 to the type of op0.
34931 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
34934 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
34935 use block_ultimate_origin
34936 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
34938 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34940 * doc/invoke.texi (Submodel Options): Rename section to
34941 "Machine-Dependent Options" to better reflect its content.
34942 Rewrite introductory text to remove archaic CPU names.
34945 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34947 * doc/invoke.texi (Code Gen Options): Move section up in file,
34948 before target-specific options. Update menu and option summary
34949 to reflect the new section ordering.
34951 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
34953 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
34954 (C++ Dialect Options): Add cross-reference to -std option.
34955 * doc/standards.texi (C++ Language): Document C++14 support.
34957 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
34959 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
34960 for pack/unpack functions for __ibm128.
34961 (PACK_IF): Likewise.
34962 (UNPACK_IF): Likewise.
34964 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
34965 support for __ibm128 pack/unpack functions.
34966 (rs6000_invalid_builtin): Likewise.
34967 (rs6000_init_builtins): Likewise.
34968 (rs6000_opt_masks): Likewise.
34970 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
34971 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
34973 (RS6000_BTM_COMMON): Likewise.
34975 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
34976 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
34977 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
34978 128-bit floating point. Add support for the double values to be
34979 in Altivec registers for TF/IF packing and unpacking, but restrict
34980 TD packing sub-fields to be FPR registers. Don't allow overlapped
34981 register support for packing. Allow pack inputs to be memory
34982 locations. Don't build generator functions for unpack<mode>_dm
34983 and unpack<mode>_nodm.
34984 (unpack<mode>_dm): Likewise.
34985 (unpack<mode>_nodm): Likewise.
34986 (pack<mode>): Likewise.
34988 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
34989 built-in functions to pack/unpack explicit __ibm128 values.
34990 (__builtin_unpack_ibm128): Likewise.
34992 * doc/extend.texi (PowerPC Built-in Functions): Document
34993 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
34995 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
34998 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
34999 Add new arg loc and pass it down as context.
35000 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
35001 to the location to use for the warning.
35002 (check_function_arguments): New arg loc. All callers changed. Pass
35003 it to check_function_nonnull.
35004 * c-common.h (check_function_arguments): Adjust declaration.
35006 2016-01-13 Jakub Jelinek <jakub@redhat.com>
35008 PR tree-optimization/69156
35009 * gimple.c (validate_type): Removed.
35010 (gimple_builtin_call_types_compatible_p): Use
35011 useless_type_conversion_p instead of validate_type.
35012 * value-prof.c (gimple_stringop_fixed_value): Fold
35013 icall_size to correct type.
35015 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
35017 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
35020 2016-01-13 Richard Henderson <rth@redhat.com>
35023 * target.def (builtin_tm_load, builtin_tm_store): Remove.
35024 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
35025 (ix86_builtin_tm_store): Remove.
35026 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
35027 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
35028 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
35029 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
35030 * doc/tm.texi: Rebuild.
35032 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
35033 (BUILT_IN_TM_MEMCPY_RTWN): New.
35034 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
35035 fallback from vector to integer helpers.
35036 (build_tm_load): Handle vector types directly, instead of
35038 (build_tm_store): Likewise.
35039 (expand_assign_tm): Prepare for register types not handled by
35040 the above. Copy them to memory and use memcpy.
35041 * tree.c (tm_define_builtin): New.
35042 (find_tm_vector_type): New.
35043 (build_tm_vector_builtins): New.
35044 (build_common_builtin_nodes): Call it.
35046 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
35048 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
35049 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
35051 2016-01-13 Tom de Vries <tom@codesourcery.com>
35053 PR tree-optimization/69169
35054 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
35055 handled_struct_type param.
35056 (create_variable_info_for, intra_create_variable_infos): Call
35057 create_variable_info_for_1 with extra arg.
35059 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
35061 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
35062 and "armv8.1-a+crc" entries.
35064 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
35067 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
35068 Change first operand predicate from register_or_constm1_operand
35069 to register_operand.
35070 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
35071 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
35072 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
35073 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
35074 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
35075 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
35076 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
35077 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
35078 comparison with constm1_rtx from vec_prefetch_gen part.
35080 2016-01-13 Richard Biener <rguenther@suse.de>
35082 PR tree-optimization/69013
35083 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
35084 Exchange assert for a test.
35086 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
35089 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
35091 2016-01-13 Richard Biener <rguenther@suse.de>
35093 PR tree-optimization/69242
35094 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
35095 assert with a check.
35097 2016-01-13 Richard Biener <rguenther@suse.de>
35099 PR tree-optimization/69186
35100 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
35101 Properly guard vect_update_misalignment_for_peel call.
35103 2016-01-12 Jeff Law <law@redhat.com>
35105 PR tree-optimization/pr67755
35106 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
35107 "need_profile_correction".
35108 (thread_block_1): Initialize new field to false by default. If we
35109 have multiple thread paths through a common joiner to different
35110 final targets, then set new field to true.
35111 (compute_path_counts): Only do count adjustment when it's really
35114 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35116 * doc/invoke.texi (Spec Files): Move section down in file, past
35117 all command-line option descriptions.
35119 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
35121 PR middle-end/54809
35122 * doc/gty.texi: Remove documentation of mark_hook.
35123 * gengtype.c (struct write_types_data): Remove code to support
35124 mark_hook attribute.
35125 (walk_type): Likewise.
35126 (write_func_for_structure): Likewise.
35128 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35130 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
35131 Directory Options, and -specs= to Overall Options.
35132 (Overall Options): Adjust similarly. Reorder to group related
35133 options together. Make -specs= cross-reference the spec file details.
35134 (Directory Options): Adjust similarly.
35136 2016-01-12 Jeff Law <law@redhat.com>
35138 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
35140 2016-01-12 Olivier Hainque <hainque@adacore.com>
35142 * gcc.c (spec_undefvar_allowed): New global.
35143 (process_command): Set to true when running for --version or --help,
35145 (getenv_spec_function): When the variable is not defined, use the
35146 variable name as the variable value if we're allowed not to issue
35149 2016-01-12 Bin Cheng <bin.cheng@arm.com>
35151 PR tree-optimization/68911
35152 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
35153 information computed for expression "init + nit * step".
35155 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35157 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
35158 about name of GCC executable. Remove deleted node from menu.
35159 (Directory Options) <-B>: Remove cross-reference to deleted node.
35160 (Target Options): Delete section.
35162 2016-01-12 Christian Bruel <christian.bruel@st.com>
35165 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
35166 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
35168 2016-01-12 Jakub Jelinek <jakub@redhat.com>
35171 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
35172 aligned_mem is properly set for AVX512-VL floating point masked
35176 * ifcvt.c (cond_exec_process_if_block): When removing the last
35177 insn from then_bb, remove also any possible barriers that follow it.
35179 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
35183 * config/i386/iamcu.h (SIZE_TYPE): New macro.
35184 (PTRDIFF_TYPE): Likewise.
35185 (WCHAR_TYPE): Likewise.
35186 (WCHAR_TYPE_SIZE): Likewise.
35187 (STDINT_LONG32): Likewise.
35189 2016-01-12 Richard Biener <rguenther@suse.de>
35191 PR tree-optimization/69053
35192 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
35193 convert initial value for cond reductions.
35195 2016-01-12 Richard Biener <rguenther@suse.de>
35197 PR tree-optimization/69007
35198 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
35199 widen_sum after dot_prod and sad.
35201 2016-01-12 Richard Biener <rguenther@suse.de>
35203 PR tree-optimization/69168
35204 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
35205 pattern stmt SLP type.
35206 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
35207 end up unused so cope with that case.
35209 2016-01-12 Richard Biener <rguenther@suse.de>
35211 PR tree-optimization/69157
35212 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
35213 stmts def type only during analyze phase.
35214 (vectorizable_call): Likewise.
35215 (vectorizable_simd_clone_call): Likewise.
35216 (vectorizable_conversion): Likewise.
35217 (vectorizable_assignment): Likewise.
35218 (vectorizable_shift): Likewise.
35219 (vectorizable_operation): Likewise.
35220 (vectorizable_store): Likewise.
35221 (vectorizable_load): Likewise.
35223 2016-01-12 Richard Biener <rguenther@suse.de>
35225 PR tree-optimization/69174
35226 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
35228 (vectorizable_load): Properly compute the number of loads needed
35229 for permuted strided SLP loads and do not spuriously assign
35230 to SLP_TREE_VEC_STMTS.
35232 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
35234 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
35235 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
35236 (MD_EXEC_PREFIX): Remove.
35237 (MD_STARTFILE_PREFIX) Removee.
35238 (FILE_NAME_ABSOLUTE_P): Remove.
35239 (CPP_SPEC): Do not read macros from sys/version.h.
35240 (LINK_COMMAND_SPEC): Remove.
35241 (LOCAL_INCLUDE_DIR): Remove.
35242 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
35243 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
35244 (POST_LINK_SPEC): Define to invoke stubify after linker
35245 (LIBSTDCXX): Remove define
35246 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
35247 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
35248 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
35249 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
35250 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
35251 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
35252 (i386_djgpp_asm_named_section): Add propotype of new procedure
35254 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
35255 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
35256 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
35257 in config/i386/djgpp.h).
35258 (STANDARD_STARTFILE_PREFIX_2): Define identical to
35259 STANDARD_STARTFILE_PREFIX_1.
35260 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
35261 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
35262 installation errors.
35263 (MAX_OFILE_ALIGNMENT): Define to 128.
35264 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
35266 * config/i386/djgpp.c: New file. Add implementation of
35267 i386_djgpp_asm_named_section.
35269 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
35271 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
35272 Add rule for building djgpp.o.
35274 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35276 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
35277 (rtx_is_swappable_p): Reductions are swappable.
35278 (insn_is_swappable_p): V2DF reductions are swappable.
35280 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
35282 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
35283 reloads for other unsupported memory operands.
35285 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
35286 Jim Wilson <jim.wilson@linaro.org>
35289 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
35290 copy_to_mode_reg instead of force_reg.
35292 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
35295 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
35296 TARGET_80387 is true.
35298 2016-01-11 Jakub Jelinek <jakub@redhat.com>
35301 * lra-eliminations.c (move_plus_up): Only move plus up
35302 if subreg of the constant can be simplified into constant
35303 and use the simplified subreg of the constant instead of
35304 the original constant.
35306 * fold-const.c (fold_convertible_p): Don't return true
35307 for conversion of VECTOR_TYPE to same sized integral type.
35308 (fold_convert_loc): Fix up formatting. Fold conversion of
35309 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
35310 instead of NOP_EXPR.
35312 PR tree-optimization/69214
35313 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
35314 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
35317 PR tree-optimization/69207
35318 * tree-vect-slp.c (vect_get_constant_vectors): For
35319 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
35320 fold_convertible_p to vector_type's element type, and always
35321 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
35323 2016-01-11 Richard Biener <rguenther@suse.de>
35325 PR tree-optimization/69173
35326 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
35327 fixup the cycle if all stmts are in a pattern.
35329 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
35331 PR middle-end/68999
35332 * alias.c (base_alias_check): Move check for addresses with
35333 alignment ANDs before the call for compare_base_decls.
35334 (memrefs_conflict_p): Return -1 for different decls
35335 that went through alignment adjustments.
35337 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35339 PR rtl-optimization/68796
35340 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
35341 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
35342 and QImode comparisons against zero with CC_NZmode.
35343 * config/aarch64/iterators.md (short_mask): New mode_attr.
35345 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
35347 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
35348 (<avx512>_store<mode>_mask): Likewise.
35350 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
35351 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35353 PR rtl-optimization/68841
35354 * ifcvt.c (struct noce_if_info): Add orig_x field.
35355 (bbs_ok_for_cmove_arith): Add to_rename parameter.
35356 Don't record conflicts on to_rename if it's present.
35357 Allow memory destinations in sets.
35358 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
35359 blocks, passing orig_x to the checks.
35360 (noce_process_if_block): Set if_info->orig_x appropriately.
35362 2016-01-11 Tom de Vries <tom@codesourcery.com>
35364 PR tree-optimization/69069
35365 * tree-parloops.c (create_parallel_loop): Add missing phi args.
35367 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
35369 PR rtl-optimization/68920
35370 * config/i386/i386.c (ix86_option_override_internal): Restrict number
35371 of conditional moves for RTL if-conversion to 1 for
35372 TARGET_ONE_IF_CONV_INSN.
35373 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
35374 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
35375 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
35376 parameter to restirct number of conditional moves for
35378 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
35379 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
35382 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
35385 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
35386 onepart vars. Fix typo in comment. Fix reversed condition in
35388 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
35391 * var-tracking.c (dump_onepart_variable_differences): New.
35392 (dataflow_set_different): If a detailed dump is requested,
35393 delay early returns and dump differences between onepart
35394 variables present before and after, and added variables.
35396 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
35399 * expr.c (expand_expr_real_1): For boolean vector constants
35400 with a scalar mode use const_scalar_mask_from_tree.
35401 (const_scalar_mask_from_tree): New.
35402 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
35403 assigned to a mask type to handle constants.
35405 2016-01-11 Martin Jambor <mjambor@suse.cz>
35408 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
35409 useless parameters if we cannot change function signature.
35411 2016-01-11 Martin Jambor <mjambor@suse.cz>
35414 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
35417 2016-01-11 Tom de Vries <tom@codesourcery.com>
35419 PR tree-optimization/69109
35420 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
35423 2016-01-11 Tom de Vries <tom@codesourcery.com>
35425 PR tree-optimization/69108
35426 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
35427 res is not used in a phi.
35429 2016-01-11 Yury Gribov <y.gribov@samsung.com>
35432 * common.opt (frandom-seed): Fix parameter name.
35433 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
35435 2016-01-11 Tom de Vries <tom@codesourcery.com>
35437 PR tree-optimization/69058
35438 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
35441 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
35443 * config/arc/arc.opt (mdiv-rem): Add period to the end.
35444 (mcode-density): Likewise.
35446 2016-01-10 Tom de Vries <tom@codesourcery.com>
35448 PR tree-optimization/69062
35449 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
35450 (parallelize_loops): Don't paralelize loop that has phi with address
35453 2016-01-10 Tom de Vries <tom@codesourcery.com>
35455 PR tree-optimization/69039
35456 * tree-parloops.c (try_create_reduction_list): Only allow single exit
35459 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
35461 PR middle-end/68743
35462 * match.pd: Require target has function_c99_misc before doing
35463 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
35465 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
35467 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
35469 * configure: Regenerate.
35471 2016-01-09 Jakub Jelinek <jakub@redhat.com>
35473 PR middle-end/50865
35474 PR tree-optimization/69097
35475 * fold-const.h (expr_not_equal_to): New prototype.
35476 * fold-const.c: Include stringpool.h and tree-ssanames.h.
35477 (expr_not_equal_to): New function.
35478 * match.pd (X % -Y is the same as X % Y): Don't optimize
35479 unless X is known not to be equal to minimum or Y is known
35480 not to be equal to -1.
35481 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
35482 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
35483 (simplify_stmt_using_ranges): Adjust caller.
35484 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
35485 substitute_and_fold.
35487 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
35489 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
35492 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35494 PR tree-optimization/69167
35495 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
35496 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
35498 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
35500 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35501 Richard Biener <rguenther@suse.de>
35503 PR tree-optimization/68707
35504 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
35505 instances that can be handled via vect_load_lanes.
35507 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
35509 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
35510 if we can't determine address equivalence.
35511 * alias.c (compare_base_decl): Update for changed return value of
35512 symtab_node::equal_address_to.
35514 2016-01-08 Jason Merrill <jason@redhat.com>
35518 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
35519 * expr.c (store_field): Not here.
35520 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
35521 call with TREE_ADDRESSABLE type.
35522 * tree-cfg.c (verify_gimple_call): Adjust.
35524 2016-01-08 Olivier Hainque <hainque@adacore.com>
35526 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
35529 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35531 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
35532 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
35533 (reduc_smin_v2sf): Rename to...
35534 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
35535 (reduc_splus_v2sf): Rename to...
35536 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
35538 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35540 PR tree-optimization/69162
35541 * gimplify.c (gimplify_va_arg_expr): Encode original type of
35542 valist argument in another argument.
35543 (gimplify_modify_expr): Adjust for the above change. Cleanup.
35544 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
35545 to determine the va_list type, build a MEM_REF instead of
35546 build_fold_indirect_ref.
35548 PR tree-optimization/69172
35549 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
35552 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
35554 PR tree-optimization/67781
35555 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
35556 and cmpnop in two steps: first the ones not accessed in original
35557 gimple expression in a endian independent way and then the ones not
35558 accessed in the final result in an endian-specific way.
35560 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35562 PR tree-optimization/69083
35563 * tree-vect-slp.c (vect_get_constant_vectors): For
35564 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
35565 element type. If op is fold_convertible_p to vector_type's element
35566 type, use NOP_EXPR instead of VCE.
35568 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
35570 PR rtl-optimization/67778
35571 PR rtl-optimization/68634
35572 PR rtl-optimization/68909
35573 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
35574 block from the stack until done with it. Remove a superfluous
35575 bitmap set. Remove a superfluous bitmap test.
35577 2016-01-07 Martin Sebor <msebor@redhat.com>
35580 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
35581 constraint on the type of arguments.
35583 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
35585 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
35586 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
35587 unaligned_access on the gcc_options set.
35588 * config/arm/arm.c (arm_option_override_internal): Use
35589 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
35591 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35594 * config/i386/i386.c (ix86_frame_pointer_required): Enable
35595 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
35597 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35600 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35603 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35604 depending on frame_pointer_needed before remaining integer and SSE
35605 registers are saved.
35607 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
35610 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
35612 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
35615 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
35616 Use the "xBm" constraint.
35617 (float<sseintvecmodelower><mode>2<mask_name><round_name):
35619 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
35620 (sse_cvtsi2ssq<round_name>): Likewise.
35621 (sse_cvtss2si<round_name>): Likewise.
35622 (sse_cvtss2siq<round_name>): Likewise.
35623 (sse2_cvtsi2sdq<round_name>): Likewise.
35624 (sse2_cvtsd2si<round_name>): Likewise.
35625 (sse2_cvtsd2siq<round_name>): Likewise.
35626 * config/i386/subst.md (round_nimm_scalar_predicate): New
35629 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
35631 PR middle-end/67639
35632 * varasm.c (make_decl_rtl): Mark invalid register vars as
35635 PR rtl-optimization/66206
35636 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
35637 All callers changed.
35639 2016-01-07 Jakub Jelinek <jakub@redhat.com>
35641 PR tree-optimization/69141
35642 * tree-ssa-pre.c: Include langhooks.h.
35643 (eliminate_dom_walker::before_dom_children): Use
35644 lang_hooks.decl_printable_name instead of
35645 cgraph_node::get ()->name ().
35647 PR middle-end/68960
35648 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
35649 it and DECL_ALIGN too.
35651 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
35653 * config/mips/mips-ftypes.def: Sort to lexicographical order.
35655 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35658 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35659 depending on frame_pointer_needed before remaining integer and SSE
35660 registers are saved.
35662 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35664 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
35665 mode iterator with VSX_M2.
35666 (*p9_vecstore_<mode>): Likewise.
35667 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
35668 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
35669 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
35670 (define_split for VSX_LE128 stores): Likewise.
35671 (define_peephole2 for TImode LE swaps): Likewise.
35672 (define_split for VSX_LE128 post-reload stores): Likewise.
35674 2016-01-06 Marek Polacek <polacek@redhat.com>
35677 * convert.c (convert_to_integer_1): Adjust call to
35678 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
35679 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
35680 EXPR instead of ARG.
35681 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
35683 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35686 * doc/extend.texi (RL78 Variable Attributes): New section.
35688 2016-01-05 Marek Polacek <polacek@redhat.com>
35691 * builtins.c (get_memmodel): Use expansion point location rather than
35692 the input location. Call warning_at rather than warning.
35693 (expand_builtin_atomic_compare_exchange): Likewise.
35694 (expand_builtin_atomic_load): Likewise.
35695 (expand_builtin_atomic_store): Likewise.
35696 (expand_builtin_atomic_clear): Likewise.
35698 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35701 * config/i386/i386.c (ix86_expand_vector_logical_operator):
35702 Replace nonimmediate_operand with vector_operand.
35703 * config/i386/predicates.md (vector_operand): New predicate.
35704 (general_vector_operand): Replace nonimmediate_operand with
35706 * config/i386/sse.md: Replace nonimmediate_operand with
35707 vector_operand and m constraint with Bm constraint on SSE
35708 patterns with 16-byte memory operand.
35709 * config/i386/subst.md (round_nimm_predicate): Replace
35710 nonimmediate_operand with vector_operand.
35711 (round_saeonly_nimm_predicate): Likewise.
35712 (round_saeonly_nimm_scalar_predicate): New.
35714 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35717 * config/i386/constraints.md (Bm): New constraint.
35718 * config/i386/predicates.md (vector_memory_operand): New
35720 * config/i386/sse.md: Replace xm with xBm in plusminus and
35721 any_logic patterns.
35723 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35726 * doc/extend.texi (V850 Function Attributes): New section.
35727 (V850 Variable Attributes): New section.
35729 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35732 * doc/extend.texi (MicroBlaze Function Attributes): Document
35733 interrupt_handler and fast_interrupt attributes.
35735 2016-01-05 Sergei Trofimovich <siarheit@google.com>
35738 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
35739 for local symbolic operands.
35740 * config/ia64/predicates.md (local_symbolic_operand64): New
35743 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35745 PR rtl-optimization/68651
35746 * combine.c (combine_simplify_rtx): Canonicalize x + x into
35749 2016-01-05 Nathan Sidwell <nathan@acm.org>
35751 * alias.c (compare_base_decls): Use symtab_node::get.
35753 2016-01-05 Nick Clifton <nickc@redhat.com>
35756 * ira-costs.c (copy_cost): Initialise the t_icode field of the
35757 secondary_reload_info structure.
35760 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
35761 decls if weak support is available.
35763 2016-01-04 Martin Sebor <msebor@redhat.com>
35765 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
35767 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
35769 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
35770 OPTION_MASK_P9_DFORM.
35772 * config/rs6000/constraints.md (wo constraint): New constraint for
35775 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
35777 (rs6000_init_hard_regno_mode_ok): Likewise.
35779 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
35782 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
35783 expanders not to have constraints. Add support for ISA 3.0 xxperm
35784 instruction. Add support for fusing xxlor with xxperm.
35785 (altivec_vperm_<mode>_internal): Likewise.
35786 (altivec_vperm_v8hiv16qi): Likewise.
35787 (altivec_vperm_<mode>v16q): Likewise.
35788 (altivec_vperm_<mode>_uns): Likewise.
35789 (vperm_v8hiv4si): Likewise.
35790 (vperm_v16qiv8hi): Likewise.
35792 * doc/md.texi (RS/6000 constraints): Document wo constraint.
35794 2016-01-04 Jakub Jelinek <jakub@redhat.com>
35796 Update copyright years.
35798 * gcc.c (process_command): Update copyright notice dates.
35799 * gcov-dump.c (print_version): Ditto.
35800 * gcov.c (print_version): Ditto.
35801 * gcov-tool.c (print_version): Ditto.
35802 * gengtype.c (create_file): Ditto.
35803 * doc/cpp.texi: Bump @copying's copyright year.
35804 * doc/cppinternals.texi: Ditto.
35805 * doc/gcc.texi: Ditto.
35806 * doc/gccint.texi: Ditto.
35807 * doc/gcov.texi: Ditto.
35808 * doc/install.texi: Ditto.
35809 * doc/invoke.texi: Ditto.
35811 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35813 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
35814 modes larger than TImode as TImode if NEON is not enabled.
35816 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35819 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
35820 mode for %f0-%f31 only if TARGET_FPU.
35822 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35825 * config/sparc/sparc.c (scan_record_type): Take into account subfields
35826 to compute the PACKED_P predicate.
35827 (function_arg_record_value): Minor tweaks.
35829 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
35831 * doc/install.texi (--with-multilib-list): Describe the meaning of the
35832 option for arm*-*-* targets.
35834 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
35836 * doc/extend.texi (Common Function Attributes): Move docs for
35837 MSP430-specific attributes to....
35838 (MSP430 Function Attributes): ...here. Delete the redundant
35839 entries and copy-edit the remaining text.
35840 (MSP430 Variable Attributes): Use uniform format for index
35841 entries and add a cross-reference to the corresponding function
35844 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
35846 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
35848 (x86 Options): Likewise.
35850 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35854 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
35855 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
35856 to corresponding attribute.
35858 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35860 * doc/extend.texi (Common Function Attributes) <noplt>: Move
35861 to correct alphabetization of table. Copy-edit and correct
35863 <stack_protect>: Likewise.
35864 <target_clones>: Likewise.
35866 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
35867 Correct punctuation.
35868 (Code Gen Options) <-fno-plt>: Copy-edit.
35870 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
35873 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
35874 SI values. Explicitly convert SI to DI and vice-versa.
35876 2016-01-01 Jakub Jelinek <jakub@redhat.com>
35878 PR tree-optimization/69070
35879 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
35880 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
35883 * ubsan.c (ubsan_instrument_float_cast): Call
35884 initialize_sanitizer_builtins.
35887 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
35889 Copyright (C) 2016 Free Software Foundation, Inc.
35891 Copying and distribution of this file, with or without modification,
35892 are permitted in any medium without royalty provided the copyright
35893 notice and this notice are preserved.