1 2016-12-19 Dominik Vogt <vogt@linux.vnet.ibm.com>
3 * combine.c (change_zero_ext): Skip generation of redundant AND.
5 2016-12-19 Krister Walfridsson <krister.walfridsson@gmail.com>
7 * config/netbsd.h (LINK_EH_SPEC): Define.
9 2016-12-18 Eric Botcazou <ebotcazou@adacore.com>
11 * lra-constraints.c (process_address): Add forward declaration.
12 (simplify_operand_subreg): In the MEM case, if the adjusted memory
13 reference is not sufficient aligned and the address was invalid,
14 reload the address before reloading the original memory reference.
15 Fix long lines and add a final return for the sake of clarity.
17 2016-12-17 Jakub Jelinek <jakub@redhat.com>
20 * sanopt.c (sanitize_asan_mark_unpoison): Remove next variable, use
21 continue if gsi_next should be skipped.
22 (sanitize_asan_mark_poison): Remove prev variable, use continue if
23 gsi_prev should be skipped. When removing ASAN_MARK, do gsi_prev
24 first and gsi_remove on a previously made copy of the iterator.
26 2016-12-17 Andrew Senkevich <andrew.senkevich@intel.com>
28 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
29 * config/i386/avx512dqintrin.h: Ditto.
30 * config/i386/avx512fintrin.h: Ditto.
31 * config/i386/i386-builtin.def (__builtin_ia32_kaddqi,
32 __builtin_ia32_kaddhi, __builtin_ia32_kaddsi,
33 __builtin_ia32_kadddi): New.
34 * config/i386/sse.md (kadd<mode>): New.
36 2016-12-17 Uros Bizjak <ubizjak@gmail.com>
38 * config/i386/i386.md (*tzcnt<mode>_1): Merge *tzcnt<mode>_1_falsedep_1
39 and *tzcnt<mode>_1 to define_insn_and_split pattern. Adjust split
40 condition to split after epilogue_completed.
41 (ctz<mode>2): Remove expander.
42 (ctz<mode>2): Merge *ctz<mode>2_falsedep_1 and *ctz<mode>2 to
43 define_insn_and_split pattern. Adjust split condition to split
44 after epilogue_completed.
45 (clz<mode>2_lznct): Remove expander.
46 (clz<mode>2_lzcnt): Merge *clz<mode>2_lzcnt_falsedep_1 and
47 *clz<mode>2 to define_insn_and_split pattern. Adjust split
48 condition to split after epilogue_completed.
49 (<lt_zcnt>_<mode>): Remove expander.
50 (<lt_zcnt>_<mode>): Merge *<lt_zcnt>_<mode>_falsedep_1 and
51 *<lt_zcnt>_<mode> to define_insn_and_split pattern. Adjust split
52 condition to split after epilogue_completed.
53 (<lt_zcnt>_hi): New insn pattern.
54 (popcount<mode>2): Remove expander.
55 (popcount<mode>2): Merge *popcount<mode>2_falsedep_1 and
56 *popcount<mode>2 to define_insn_and_split pattern. Adjust split
57 condition to split after epilogue_completed.
58 (popcounthi2): New insn pattern.
60 2016-12-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
62 * config/rs6000/altivec.md (UNSPEC_CMPRB): New unspec value.
63 (UNSPEC_CMPRB2): New unspec value.
64 (UNSPEC_CMPEQB): New unspec value.
65 (cmprb): New expansion.
66 (*cmprb_internal): New insn.
67 (*setb_internal): New insn.
68 (cmprb2): New expansion.
69 (*cmprb2_internal): New insn.
70 (cmpeqb): New expansion.
71 (*cmpeqb_internal): New insn.
72 * config/rs6000/rs6000-builtin.def (BU_P9_2): New macro.
73 (BU_P9_64BIT_2): Likewise.
74 (BU_P9_OVERLOAD_2): Likewise.
75 (CMPRB): Add byte-in-range built-in function.
76 (CMBRB2): Add byte-in-either-range built-in function.
77 (CMPEQB): Add byte-in-set built-in function.
78 (CMPRB): Add overload support for byte-in-range function.
79 (CMPRB2): Add overload support for byte-in-either-range function.
80 (CMPEQB): Add overload support for byte-in-set built-in function.
81 * config/rs6000/rs6000-c.c (P9_BUILTIN_CMPRB): Macro expansion to
82 define argument types for new builtin.
83 (P9_BUILTIN_CMPRB2): Likewise.
84 (P9_BUILTIN_CMPEQB): Likewise.
85 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Rearrange
86 the order of presentation for certain built-in functions
87 (scalar_extract_exp, scalar_extract_sig, scalar_insert_exp)
88 (scalar_cmp_exp_gt, scalar_cmp_exp_lt, scalar_cmp_exp_eq)
89 (scalar_cmp_exp_unordered, scalar_test_data_class)
90 (scalar_test_neg) to improve locality and flow. Document
91 the new __builtin_scalar_byte_in_set,
92 __builtin_scalar_byte_in_range, and
93 __builtin_scalar_byte_in_either_range functions.
95 2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
97 * config/aarch64/aarch64.md: New define_split above bswap<mode>2.
99 2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
101 * config/aarch64/aarch64.md: New define_split above insv<mode>.
103 2016-12-16 Jakub Jelinek <jakub@redhat.com>
106 * tree-ssa-ccp.c: Include tree-dfa.h.
107 (optimize_memcpy): New function.
108 (pass_fold_builtins::execute): Use it. Remove useless conditional
109 break after BUILT_IN_VA_*.
111 2016-12-16 Marek Polacek <polacek@redhat.com>
113 PR tree-optimization/78819
114 * tree-vrp.c (find_switch_asserts): Return if the insertion limit is 0.
115 Don't register an assertion if the default case shares a label with
118 2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
120 * config/arm/arm.md (subsi3_carryin): Add Thumb-2 RSC #0.
121 (arm_negdi2) Rename to negdi2_insn, allow on Thumb-2.
122 * config/arm/thumb2.md (thumb2_negdi2): Remove pattern.
124 2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
126 * config/arm/arm.c (thumb_core_reg_alloc_order): Swap R12 and R14.
128 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
130 * config/arc/arc.md (call_prof): Remove.
131 (call_value_prof): Likewise.
132 (sibcall_prof): Likewise.
133 (sibcall_value_prof): Likewise.
135 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
137 * config/arc/arc.h (LINK_SPEC): Tidy up.
138 (ENDFILE_SPEC): Likewise.
139 (LIB_SPEC): Likewise.
140 (STARTFILE_SPEC): Include gcrt0 when profiling.
141 (FUNCTION_PROFILER): Use __mcount.
142 * config/arc/arc.opt (mucb-mcount): Remove.
143 * doc/invoke.texi (ARC): Remove mucb-mcount doc.
144 * arc/arc-protos.h (arc_profile_call): Remove.
145 * config/arc/arc.c (write_profile_sections): Likewise.
146 (arc_profile_call): Likewise.
147 (unspec_prof_hash): Likewise.
148 (unspec_prof_htab_eq): Likewise.
149 (arc_legitimate_constant_p): Remove UNSPEC_PROF.
150 (arc_reorg): Remove call to write_profile_sections.
151 * config/arc/arc.md (call): Remove call to arc_profile_call.
152 (call_value): Likewise.
154 (sibcall_value): Likewise.
155 (define_constants): Remove UNSPEC_PROF.
157 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
159 * config/arc/arc.md (mulsidi_600): Change to insn_and_split,
160 generate new mul64 insn for core multiplication work.
161 (umulsidi_600): Likewise, but use mulu64 insn.
162 (mul64): New pattern, content taken from old mulsidi_600 insn
164 (mulu64): Likewise, but using umulsidi_600.
165 (mulsidi3): Remove move to destination, this is now handled by
166 mulsidi_600 insn_and_split.
167 (umulsidi3): Likewise, but using umulsidi_600.
169 2016-12-16 Richard Biener <rguenther@suse.de>
172 * langhooks-def.h (lhd_unit_size_without_reusable_padding): Declare.
173 (LANG_HOOKS_UNIT_SIZE_WITHOUT_REUSABLE_PADDING): Define.
174 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Adjust.
175 * langhooks.h (struct lang_hooks_for_types): Add
176 unit_size_without_reusable_padding.
177 * langhooks.c (lhd_unit_size_without_reusable_padding): New.
178 * stor-layout.c (finish_bitfield_representative): Use
179 unit_size_without_reusable_padding langhook to decide on the
180 last representatives size.
182 2016-12-16 Richard Biener <rguenther@suse.de>
185 * expr.c (expand_cond_expr_using_cmove): Bail out early if
186 we end up recursing via TER.
188 2016-12-15 Martin Sebor <msebor@redhat.com>
191 * vec.h (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Assert
192 a pointer is non-null.
194 2016-12-15 Andrew Senkevich <andrew.senkevich@intel.com>
196 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
197 * config/i386/avx512dqintrin.h: Ditto.
198 * config/i386/avx512fintrin.h: Ditto.
199 * config/i386/i386-builtin.def (__builtin_ia32_kmovb,
200 __builtin_ia32_kmovd, __builtin_ia32_kmovq): New.
201 (__builtin_ia32_kmov16): Rename to __builtin_ia32_kmovw.
202 * config/i386/sse.md (kmov<mskmodesuffix>): New.
204 2016-12-15 Uros Bizjak <ubizjak@gmail.com>
206 * config/i386/i386.md (ffs<mode>2): Generate CCCmode flags register
208 (ffssi2_no_cmove): Ditto.
209 (*tzcnt<mode>_1_falsedep_1): New insn_and_split pattern.
210 (*tzcnt<mode>_1_falsedep): New insn pattern.
212 (LT_ZCNT): New mode iterator.
213 (lt_zcnt): New mode attribute.
214 (lt_zcnt_type): New mode attribute.
215 (<lt_zcnt>_<mode>): Macroize expander from bmi_tzcnt_<mode> and
216 lzcnt_<mode> using LT_ZCNT mode iterator.
217 (*<lt_zcnt>_<mode>_falsedep_1): Macroize insn from
218 *bmi_tzcnt_<mode>_falsedep_1 and *lzcnt_<mode>_falsedep_1
219 using LT_ZCNT mode iterator.
220 (*<lt_zcnt>_<mode>_falsedep): Macroize insn from
221 *bmi_tzcnt_<mode>_falsedep and *lzcnt_<mode>_falsedep
222 using LT_ZCNT mode iterator.
223 (*<lt_zcnt>_<mode>): Macroize insn from *bmi_tzcnt_<mode>
224 and *lzcnt_<mode> using LT_ZCNT mode iterator.
225 * config/i386/i386-builtin.def (__builtin_ia32_tzcnt_u16)
226 (__builtin_ia32_tzcnt_u32, __builtin_ia32_tzcnt_u64, __builtin_ctzs):
229 2016-12-15 Jakub Jelinek <jakub@redhat.com>
231 * ipa-cp.c (class ipcp_bits_lattice): Formatting fixes.
232 (print_ipcp_constant_value): Likewise.
233 (ipcp_cloning_candidate_p): Likewise.
234 (ipcp_bits_lattice::get_value_and_mask): Likewise.
235 (ipcp_bits_lattice::meet_with_1): Likewise.
236 (ipcp_bits_lattice::meet_with): Likewise.
237 (initialize_node_lattices): Likewise.
238 (ipcp_lattice::add_value): Likewise.
239 (propagate_vals_accross_pass_through): Renamed to ...
240 (propagate_vals_across_pass_through): ... this function.
241 (propagate_vals_accross_ancestor): Renamed to ...
242 (propagate_vals_across_ancestor): ... this.
243 (propagate_scalar_accross_jump_function): Renamed to ...
244 (propagate_scalar_across_jump_function): ... this.
245 Adjust calls to above functions.
246 (propagate_context_accross_jump_function): Renamed to ...
247 (propagate_context_across_jump_function): ... this.
248 (propagate_bits_accross_jump_function): Renamed to ...
249 (propagate_bits_accross_jump_function): ... this. Formatting fixes.
250 (propagate_vr_accross_jump_function): Renamed to ...
251 (propagate_vr_across_jump_function): ... this.
252 (merge_agg_lats_step): Formatting fixes.
253 (propagate_constants_accross_call): Renamed to ...
254 (propagate_constants_across_call): ... this. Adjust calls to above
256 (ipa_get_indirect_edge_target_1): Formatting fixes.
257 (gather_context_independent_values): Likewise.
258 (estimate_local_effects): Likewise.
259 (add_all_node_vals_to_toposort): Likewise.
260 (propagate_constants_topo): Adjust calls to above functions.
261 (get_replacement_map): Formatting fixes.
262 (dump_profile_updates): Likewise.
263 (update_profiling_info): Likewise.
264 (update_specialized_profile): Likewise.
265 (create_specialized_node): Likewise.
266 (find_more_contexts_for_caller_subset): Likewise.
267 (decide_whether_version_node): Likewise.
268 (identify_dead_nodes): Likewise.
269 (ipcp_decision_stage): Likewise.
270 (ipcp_store_bits_results): Likewise.
271 (ipcp_store_vr_results): Likewise.
272 (ipcp_driver): Likewise.
274 2016-12-15 David Malcolm <dmalcolm@redhat.com>
276 PR preprocessor/78680
277 PR preprocessor/78811
278 * input.c (struct selftest::lexer_test): Add field
279 m_implicitly_expect_EOF.
280 (selftest::lexer_error_sink): New class.
281 (selftest::lexer_error_sink::s_singleton): New global.
282 (selftest::lexer_test::lexer_test): Initialize new field
283 "m_implicitly_expect_EOF".
284 (selftest::lexer_test::~lexer_test): Conditionalize the
285 check for the EOF token on the new field.
286 (selftest::test_lexer_string_locations_raw_string_unterminated):
288 (selftest::input_c_tests): Call the new test.
290 2016-12-15 Wilco Dijkstra <wdijkstr@arm.com>
292 * config/arm/arm.h (TARGET_BACKTRACE): Use crtl->is_leaf.
293 * config/arm/arm.c (arm_option_check_internal): Improve comment.
294 (thumb_force_lr_save): Use crtl->is_leaf.
295 (arm_get_frame_offsets): Remove comment. Use crtl->is_leaf.
296 (thumb_far_jump_used_p): Remove comment.
297 (arm_frame_pointer_required): Use crtl->is_leaf.
299 2016-12-15 Jakub Jelinek <jakub@redhat.com>
301 * doc/extend.texi: Clean up @xref{...} uses.
302 * doc/invoke.texi: Likewise.
304 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
306 * arm-fpus.def: Add CNAME field to all FPU definitions.
307 * genopt.sh: Use explicit enumeration tags for FPU entries.
308 * arm-tables.opt: Regenerated.
309 * arm.opt (mfpu): Provide initial value.
310 * arm-opts.h (enum fpu_type): Build the enumeration from the list of
311 available FPUs. Add 'auto' entry on the end.
312 * arm.c (arm_configure_build_target): Only do explicit configuration
313 of the FPU features if the selected FPU is not 'auto'.
314 (arm_option_override): Adjust initialization of arm_fpu_index.
315 Emit an error if we have a hard float ABI request, but the processor
316 does not support floating-point.
317 (arm_option_print): Handle -mfpu=auto.
318 (arm_valid_target_attribute_rec): Don't permit fpu=auto in pragmas
319 or function attributes.
320 (arm_identify_fpu_from_isa): Handle effective soft-float when
321 the FPU is automatically detected.
322 * arm-cores.def (arm1136jf-s): Add feature ISA_FP_DBL.
323 (arm1176jzf-s): Likewise.
325 (arm1156t2f-s): Likewise.
327 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
329 * arm-fpus.def (ARM_FPU): Remove features field from all definitions.
330 * arm.h (arm_fpu_feature_set): Delete typedef.
331 (FPU_FL_NONE): Delete.
332 (FPU_FL_NEON): Delete.
333 (FPU_FL_FP16): Delete.
334 (FPU_FL_CRYPTO): Delete.
335 (FPU_FL_DBL): Delete.
336 (FPU_FL_D32): Delete.
337 (FPU_FL_VFPv2): Delete.
338 (FPU_FL_VFPv3): Delete.
339 (FPU_FL_VFPv4): Delete.
340 (FPU_FL_VFPv5): Delete.
341 (FPU_FL_AMRv8): Delete.
350 (FPU_CRYPTO): Delete.
352 (arm_fpu_desc): Delete features field.
353 * arm.c (all_fpus): Don't initialize feature field.
355 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
357 * arm.c (arm_can_inline_p): Use ISA features for determining
360 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
362 * arm-protos.h (arm_configure_build_target): Change second argument
363 to cl_target_options.
364 * arm.c (arm_configure_build_target): Likewise.
365 (arm_option_restore): Update accordingly.
366 (arm_option_override): Create the target_option_default_node before
367 calling arm_configure_build_target. Use it in call of latter.
368 Resynchronize after all other overrides have been calculated.
369 (arm_valid_target_attribute_tree): Use the target options for
370 reconfiguration. Resynchronize after performing override checks.
371 * arm-c.c (arm_pragma_target_parse): Use target optiosn from cur_tree
372 to reconfigure the build target.
374 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
376 * arm.h (TARGET_VFPD32): Use arm_active_target.
377 (TARGET_VFP3): Likewise.
378 (TARGET_VFP5): Likewise.
379 (TARGET_VFP_SINGLE): Likewise.
380 (TARGET_VFP_DOUBLE): Likewise.
381 (TARGET_NEON_FP16): Likewise.
382 (TARGET_FP16): Likewise.
383 (TARGET_FMA): Likewise.
384 (TARGET_FPU_ARMV8): Likewise.
385 (TARGET_CRYPTO): Likewise.
386 (TARGET_NEON): Likewise.
387 (TARGET_FPU_FEATURES): Delete.
388 * arm.c (arm_option_check_internal): Check for iwmmxt conflict with
389 Neon using arm_active_target.
391 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
393 * arm.h (TARGET_FPU_NAME): Delete.
394 * arm.c (arm_identify_fpu_from_isa): New function.
395 (arm_declare_function_name): Use it to get the name for the FPU.
397 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
399 * arm-protos.h: Include sbitmap.h
400 (arm_configure_build_target): Make public.
401 * arm.c (arm_configure_build_target): Now not static.
402 (arm_valid_target_attribute_rec): Move internal option check to...
403 (arm_valid_target_attribute_tree0: ... here. Also reconfingure the
405 (arm_override_options_after_change): Call arm_configure_build_target.
406 (isa_all_fpubits): Renamed from isa_fpubits.
407 (arm_option_restore): New function.
408 (TARGET_OPTION_RESTORE): Register it.
409 (arm_configure_build_target): Initialize the FPU capability bits in
411 (arm_option_override): Move the code that forces the setting of the
412 FPU option before the call to arm_configure_build_target.
413 * arm.opt (march): Mark as Save.
414 (mcpu, mtune): Likewise.
415 * arm-c.c (arm_pragma_target_parse): Reconfigure the build target
416 after pragmas change the target options.
418 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
420 * arm-isa.h (isa_feature): Add bits for VFPv4, FPv5, fp16conv,
421 fP_dbl, fp_d32 and fp_crypto.
422 (ISA_ALL_FPU): Add all the new bits.
423 (ISA_VFPv2, ISA_VFPv3, ISA_VFPv4, ISA_FPv5): New macros.
424 (ISA_FP_ARMv8, ISA_FP_DBL, ISA_FP_D32, ISA_NEON, ISA_CRYPTO): Likewise.
425 * arm-fpus.def: Add ISA features to all FPUs.
426 * arm.h: (arm_fpu_desc): Add new field for ISA bits.
427 * arm.c (all_fpus): Initialize it.
428 * arm-tables.opt: Regenerated.
430 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
432 * arm.h (FPU_FL_VFPv2) New feature bit.
433 (FPU_FL_VFPv3, FPU_FL_VFPv4, FPU_FL_VFPv5, FPU_FL_ARMv8): Likewise.
434 (FPU_VFPv2, FPU_VFPv3, FPU_VFPv4, FPU_VFPv5, FPU_ARMv8): New helper
436 (FPU_DBL, FPU_D32, FPU_NEON, FPU_CRYPTO, FPU_FP16): Likewise.
437 (TARGET_FPU_REV): Delete.
438 (TARGET_VFP3): Use feature bits.
439 (TARGET_VFP5): Likewise.
440 (TARGET_FMA): Likewise.
441 (TARGET_FPU_ARMV8): Likewise.
442 (struct arm_fpu_desc): Delete rev field.
443 * arm-fpus.def: Delete REV entry, use new feature bits and macros.
444 * arm.c (all_fpus): Delete rev field.
446 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
448 * arm.h (vfp_reg_type): Delete.
449 (TARGET_FPU_REGS): Delete.
450 (arm_fpu_desc): Delete regs field.
451 (FPU_FL_NONE, FPU_FL_NEON, FPU_FL_FP16, FPU_FL_CRYPTO): Use unsigned
453 (FPU_FL_DBL, FPU_FL_D32): Define.
454 (TARGET_VFPD32): Use feature test.
455 (TARGET_VFP_SINGLE): Likewise.
456 (TARGET_VFP_DOUBLE): Likewise.
457 * arm-fpus.def: Update all entries for new feature bits.
458 * arm.c (all_fpus): Update initializer macro.
459 (arm_can_inline_p): Remove test on fpu regs.
461 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
463 * arm.h (arm_fp_model): Delete.
465 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
467 * arm-cores.def: Remove FLAGS field from all core definitions.
468 * arm-arches.def: Likewise.
469 * arm-opts.h (enum processor_type): Remove FLAGS parameter from
471 (arm_arch_core_flags): Likewise, plus ARM_ARCH macro.
472 * arm-protos.h (FL_*): Delete.
473 (arm_feature_set): Delete.
474 (ARM_FSET_*): Delete.
475 * arm.c (struct processors): Delete flags field.
476 (all_cores): Delete FLAGS parameter from macro, don't initialize flags.
477 (all architectures): Likewise.
479 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
481 * arm-opts.h (struct arm_arch_core_flag): Add new field ISA.
483 (arm_arch_core_flag): Delete flags field.
484 (arm_arch_core_flags): Don't initialize flags field.
485 * common/config/arm/arm-common.c (check_isa_bits_for): New function.
486 (arm_target_thumb_only): Use new isa bits arrays.
488 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
490 * arm-protos.h (insn_flags): Delete declaration.
491 (arm_arch7ve): Declare.
492 * arm.c (insn_flags): Delete.
493 (arm_arch7ve): New variable.
494 (arm_selected_cpu): Delete.
495 (arm_option_check_internal): Use new ISA bitmap.
496 (arm_option_override_internal): Likewise.
497 (arm_configure_build_target): Declare arm_selected_cpu locally.
498 (arm_option_override): Use new ISA bitmap. Initialize arm_arch7ve.
499 Rearrange variable intialization by general function.
500 * arm.h (TARGET_HAVE_LPAE): Use arm_arch7ve.
502 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
504 * arm-builtins.c: Include sbitmap.h.
505 (def_mbuiltin): Change first parameter to a flag bit. Use it to test
506 available features in the current target.
507 (struct builtin_description): Change type of feature field.
508 (IWMMXT_BUILTIN): Use the isa_features types.
509 (IWMMXT2_BUILTIN): Likewise.
510 (IWMMXT_BUILTIN2): Likewise.
511 (IWMMXT2_BUILTIN2): Likewise.
512 (CRC32_BUILTIN): Likewise.
513 (CRYPTO_BUILTIN): Likewise.
514 (iwmmx_builtin): Likewise.
515 (iwmmx2_builtin): Likewise.
516 (arm_iwmmxt_builtin): Check for specific feature bits.
518 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
520 * arm-isa.h (enum isa_feature): Add isa_quirk_cm3_ldrd.
521 (ISA_ALL_QUIRKS): New macro.
522 * arm-cores.def (cortex-m3): Add isa_quirk_cm3_ldrd to isa feature list.
523 * arm.c (isa_quirkbits): New feature-list bitmap.
524 (arm_configure_build_target): Ignore quirk bits when comparing an
525 architecture feature list with a CPU feature list.
526 (arm_option_override): Initialize_isa_quirkbits. If the user has
527 not specified -m[no-]fix-cortex-m3-ldrd, automatically enable the
528 feature if isa_quirk_cm3_ldrd appears in the isa feature list.
530 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
532 * arm.c (arm_option_override): Use arm_active_target as source of
533 information for arm_base_arch and arm_arch_name.
534 * (arm_file_start): Use arm_active_target for core name.
536 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
538 * arm.c (arm_selected_tune): Delete static variable.
539 (arm_selected_arch): Likewise.
540 (arm_configure_build_target): Declare local versions of arm_selected
541 target and arm_selected_arch. Initialize more fields in target
543 (arm_option_override): Use arm_active_target instead of
544 arm_selected_tune and arm_selected_arch.
545 (asm_file_start): Use arm_active_target.
547 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
549 * arm-protos.h (arm_build_target): New structure.
550 (arm_active_target): Declare it.
551 * arm.c (arm_active_target): New variable.
552 (bitmap_popcount): New function.
553 (feature_count): Delete.
554 (arm_initialize_isa): New function.
555 isa_fpubits): New variable.
556 (arm_configure_build_target): New function.
557 (arm_option_override): Initialize isa_fpubits and arm_active_target.isa.
558 Use arm_configure_build_target.
560 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
562 * arm-isa.h: New file.
563 * arm-protos.h: Include it.
564 * arm-arches.def: Add new ISA field to all entries. Drop bogus
565 armv8.1-a+crc architecture.
566 * arm-cores.def: Similarly. Group ARMv8 cores by profile.
567 * arm-opts.h (enum processor_type): Adjust for new field.
568 * arm.c (struct processors): New field 'isa_bits'.
569 (all_cores, all_architectures): Initialize new field.
570 * arm-tables.opt: Regenerated.
571 * arm-tune.md: Regenerated.
573 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
575 * arm-arches.def (ARM_ARCH): Add extra field TUNE_FLAGS, move
576 tuning properties from architectural FLAGS field.
577 * arm-cores.def (ARM_CORE): Likewise.
578 * arm-protos.h (TF_LDSCHED, TF_WBUF, TF_CO_PROC): New macros.
579 (TF_SMALLMUL, TF_STRONG, TF_SCALE, TF_NOMODE32): New macros.
580 (FL_LDSCHED, FL_STRONG, FL_WBUF, FL_SMALLMUL): Delete.
581 (FL_TUNE): Remove deleted elements.
582 (tune_flags): Convert type to unsigned int.
583 * arm.c (struct processors): Add new field tune_flags.
584 (all_cores, all_arches): Initialize it.
585 (arm_option_override): Adapt uses of tune_flags. Use tune_flags
586 for deciding when we should have slow multiply operations.
588 2016-12-14 Martin Sebor <msebor@redhat.com>
591 * gimple-ssa-sprintf.c (format_string): Handle null pointers.
592 (format_directive): Diagnose null pointer arguments.
593 (pass_sprintf_length::handle_gimple_call): Diagnose null destination
594 pointers. Correct location of null format string in diagnostics.
596 2016-12-14 David Malcolm <dmalcolm@redhat.com>
598 * Makefile.in (SELFTEST_FLAGS): Add path argument to -fself-test.
599 (s-selftest): Add dependency on the selftests data directory.
600 * common.opt (fself-test): Rename to...
601 (fself-test=): ...this, documenting the meaning of the argument.
602 * selftest-run-tests.c (along): Likewise.
603 * selftest-run-tests.c: Include "options.h".
604 (selftest::run_tests): Initialize selftest::path_to_selftest_files
606 * selftest.c (selftest::path_to_selftest_files): New global.
607 (selftest::locate_file): New function.
608 (selftest::test_locate_file): New function.
609 (selftest_c_tests): Likewise.
610 (selftest::selftest_c_tests): Call test_locate_file.
611 * selftest.h (selftest::locate_file): New decl.
612 (selftest::path_to_selftest_files): New decl.
614 2016-12-14 Andrew Pinski <apinski@cavium.com>
616 * config/aarch64/aarch64-cores.def: Add -1 as the variant to all
618 (thunderx): Update to include LSE by default.
619 (thunderxt88p1): New core.
620 (thunderxt88): New core.
621 (thunderxt81): New core.
622 (thunderxt83): New core.
623 * config/aarch64/driver-aarch64.c (struct aarch64_core_data):
625 (ALL_VARIANTS): New define.
626 (AARCH64_CORE): Support VARIANT operand.
627 (cpu_data): Likewise.
628 (host_detect_local_cpu): Parse variant field of /proc/cpuinfo.
629 Combine the arch and single core case and support variant searching.
630 * common/config/aarch64/aarch64-common.c (AARCH64_CORE):
632 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Likewise.
633 * config/aarch64/aarch64.c (AARCH64_CORE): Likewise.
634 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
635 * config/aarch64/aarch64-tune.md: Regenerate.
636 * doc/invoke.texi (AARCH64/mtune): Document thunderxt88,
637 thunderxt88p1, thunderxt81, thunderxt83 as available options.
639 2016-12-14 Martin Jambor <mjambor@suse.cz>
641 * omp-offload.c: Fix coding style.
642 * omp-expand.c: Likewise.
643 * omp-general.c: Likewise.
644 * omp-grid.c: Likewise.
645 * omp-low.c: Fix coding style of parts touched by the
646 previous splitting patch.
648 2016-12-14 Martin Jambor <mjambor@suse.cz>
650 * omp-general.h: New file.
651 * omp-general.c: New file.
652 * omp-expand.h: Likewise.
653 * omp-expand.c: Likewise.
654 * omp-offload.h: Likewise.
655 * omp-offload.c: Likewise.
656 * omp-grid.c: Likewise.
657 * omp-grid.c: Likewise.
658 * omp-low.h: Include omp-general.h and omp-grid.h. Removed includes
659 of params.h, symbol-summary.h, lto-section-names.h, cilk.h, tree-eh.h,
660 ipa-prop.h, tree-cfgcleanup.h, cfgloop.h, except.h, expr.h, stmt.h,
661 varasm.h, calls.h, explow.h, dojump.h, flags.h, tree-into-ssa.h,
662 tree-cfg.h, cfganal.h, alias.h, emit-rtl.h, optabs.h, expmed.h,
663 alloc-pool.h, cfghooks.h, rtl.h and memmodel.h.
664 (omp_find_combined_for): Declare.
665 (find_omp_clause): Renamed to omp_find_clause and moved to
667 (free_omp_regions): Renamed to omp_free_regions and moved to
669 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
671 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
673 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
674 moved to omp-general.h.
675 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
677 (oacc_fn_attrib_kernels_p): Moved to omp-general.h.
678 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
680 (omp_expand_local): Moved to omp-expand.h.
681 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
683 (omp_finish_file): Moved to omp-offload.h.
684 (default_goacc_validate_dims): Renamed to
685 oacc_default_goacc_validate_dims and moved to omp-offload.h.
686 (offload_funcs, offload_vars): Moved to omp-offload.h.
687 * omp-low.c: Include omp-general.h, omp-offload.h and omp-grid.h.
688 (omp_region): Moved to omp-expand.c.
689 (omp_for_data_loop): Moved to omp-general.h.
690 (omp_for_data): Likewise.
691 (oacc_loop): Moved to omp-offload.c.
692 (oacc_loop_flags): Moved to omp-general.h.
693 (offload_funcs, offload_vars): Moved to omp-offload.c.
694 (root_omp_region): Moved to omp-expand.c.
695 (omp_any_child_fn_dumped): Likewise.
696 (find_omp_clause): Renamed to omp_find_clause and moved to
698 (is_combined_parallel): Moved to omp-expand.c.
699 (is_reference): Renamed to omp_is_reference and and moved to
701 (adjust_for_condition): Renamed to omp_adjust_for_condition and moved
703 (get_omp_for_step_from_incr): Renamed to omp_get_for_step_from_incr
704 and moved to omp-general.c.
705 (extract_omp_for_data): Renamed to omp_extract_for_data and moved to
707 (workshare_safe_to_combine_p): Moved to omp-expand.c.
708 (omp_adjust_chunk_size): Likewise.
709 (get_ws_args_for): Likewise.
710 (get_base_type): Removed.
711 (dump_omp_region): Moved to omp-expand.c.
712 (debug_omp_region): Likewise.
713 (debug_all_omp_regions): Likewise.
714 (new_omp_region): Likewise.
715 (free_omp_region_1): Likewise.
716 (free_omp_regions): Renamed to omp_free_regions and moved to
718 (find_combined_for): Renamed to omp_find_combined_for, made global.
719 (build_omp_barrier): Renamed to omp_build_barrier and moved to
721 (omp_max_vf): Moved to omp-general.c.
722 (omp_max_simt_vf): Likewise.
723 (gimple_build_cond_empty): Moved to omp-expand.c.
724 (parallel_needs_hsa_kernel_p): Likewise.
725 (expand_omp_build_assign): Moved declaration to omp-expand.c.
726 (expand_parallel_call): Moved to omp-expand.c.
727 (expand_cilk_for_call): Likewise.
728 (expand_task_call): Likewise.
729 (vec2chain): Likewise.
730 (remove_exit_barrier): Likewise.
731 (remove_exit_barriers): Likewise.
732 (optimize_omp_library_calls): Likewise.
733 (expand_omp_regimplify_p): Likewise.
734 (expand_omp_build_assign): Likewise.
735 (expand_omp_taskreg): Likewise.
736 (oacc_collapse): Likewise.
737 (expand_oacc_collapse_init): Likewise.
738 (expand_oacc_collapse_vars): Likewise.
739 (expand_omp_for_init_counts): Likewise.
740 (expand_omp_for_init_vars): Likewise.
741 (extract_omp_for_update_vars): Likewise.
742 (expand_omp_ordered_source): Likewise.
743 (expand_omp_ordered_sink): Likewise.
744 (expand_omp_ordered_source_sink): Likewise.
745 (expand_omp_for_ordered_loops): Likewise.
746 (expand_omp_for_generic): Likewise.
747 (expand_omp_for_static_nochunk): Likewise.
748 (find_phi_with_arg_on_edge): Likewise.
749 (expand_omp_for_static_chunk): Likewise.
750 (expand_cilk_for): Likewise.
751 (expand_omp_simd): Likewise.
752 (expand_omp_taskloop_for_outer): Likewise.
753 (expand_omp_taskloop_for_inner): Likewise.
754 (expand_oacc_for): Likewise.
755 (expand_omp_for): Likewise.
756 (expand_omp_sections): Likewise.
757 (expand_omp_single): Likewise.
758 (expand_omp_synch): Likewise.
759 (expand_omp_atomic_load): Likewise.
760 (expand_omp_atomic_store): Likewise.
761 (expand_omp_atomic_fetch_op): Likewise.
762 (expand_omp_atomic_pipeline): Likewise.
763 (expand_omp_atomic_mutex): Likewise.
764 (expand_omp_atomic): Likewise.
765 (oacc_launch_pack): and moved to omp-general.c, made public.
766 (OACC_FN_ATTRIB): Likewise.
767 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
769 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
771 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
772 moved to omp-general.c.
773 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
775 (oacc_fn_attrib_kernels_p): Moved to omp-general.c.
776 (oacc_fn_attrib_level): Moved to omp-offload.c.
777 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
779 (get_oacc_ifn_dim_arg): Renamed to oacc_get_ifn_dim_arg and moved to
781 (mark_loops_in_oacc_kernels_region): Moved to omp-expand.c.
782 (grid_launch_attributes_trees): Likewise.
783 (grid_attr_trees): Likewise.
784 (grid_create_kernel_launch_attr_types): Likewise.
785 (grid_insert_store_range_dim): Likewise.
786 (grid_get_kernel_launch_attributes): Likewise.
787 (get_target_argument_identifier_1): Likewise.
788 (get_target_argument_identifier): Likewise.
789 (get_target_argument_value): Likewise.
790 (push_target_argument_according_to_value): Likewise.
791 (get_target_arguments): Likewise.
792 (expand_omp_target): Likewise.
793 (grid_expand_omp_for_loop): Moved to omp-grid.c.
794 (grid_arg_decl_map): Likewise.
795 (grid_remap_kernel_arg_accesses): Likewise.
796 (grid_expand_target_grid_body): Likewise.
797 (expand_omp): Renamed to omp_expand and moved to omp-expand.c.
798 (build_omp_regions_1): Moved to omp-expand.c.
799 (build_omp_regions_root): Likewise.
800 (omp_expand_local): Likewise.
801 (build_omp_regions): Likewise.
802 (execute_expand_omp): Likewise.
803 (pass_data_expand_omp): Likewise.
804 (pass_expand_omp): Likewise.
805 (make_pass_expand_omp): Likewise.
806 (pass_data_expand_omp_ssa): Likewise.
807 (pass_expand_omp_ssa): Likewise.
808 (make_pass_expand_omp_ssa): Likewise.
809 (grid_lastprivate_predicate): Renamed to
810 omp_grid_lastprivate_predicate and moved to omp-grid.c, made public.
811 (grid_prop): Moved to omp-grid.c.
812 (GRID_MISSED_MSG_PREFIX): Likewise.
813 (grid_safe_assignment_p): Likewise.
814 (grid_seq_only_contains_local_assignments): Likewise.
815 (grid_find_single_omp_among_assignments_1): Likewise.
816 (grid_find_single_omp_among_assignments): Likewise.
817 (grid_find_ungridifiable_statement): Likewise.
818 (grid_parallel_clauses_gridifiable): Likewise.
819 (grid_inner_loop_gridifiable_p): Likewise.
820 (grid_dist_follows_simple_pattern): Likewise.
821 (grid_gfor_follows_tiling_pattern): Likewise.
822 (grid_call_permissible_in_distribute_p): Likewise.
823 (grid_handle_call_in_distribute): Likewise.
824 (grid_dist_follows_tiling_pattern): Likewise.
825 (grid_target_follows_gridifiable_pattern): Likewise.
826 (grid_remap_prebody_decls): Likewise.
827 (grid_var_segment): Likewise.
828 (grid_mark_variable_segment): Likewise.
829 (grid_copy_leading_local_assignments): Likewise.
830 (grid_process_grid_body): Likewise.
831 (grid_eliminate_combined_simd_part): Likewise.
832 (grid_mark_tiling_loops): Likewise.
833 (grid_mark_tiling_parallels_and_loops): Likewise.
834 (grid_process_kernel_body_copy): Likewise.
835 (grid_attempt_target_gridification): Likewise.
836 (grid_gridify_all_targets_stmt): Likewise.
837 (grid_gridify_all_targets): Renamed to omp_grid_gridify_all_targets
838 and moved to omp-grid.c, made public.
839 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
841 (add_decls_addresses_to_decl_constructor): Moved to omp-offload.c.
842 (omp_finish_file): Likewise.
843 (oacc_thread_numbers): Likewise.
844 (oacc_xform_loop): Likewise.
845 (oacc_default_dims, oacc_min_dims): Likewise.
846 (oacc_parse_default_dims): Likewise.
847 (oacc_validate_dims): Likewise.
848 (new_oacc_loop_raw): Likewise.
849 (new_oacc_loop_outer): Likewise.
850 (new_oacc_loop): Likewise.
851 (new_oacc_loop_routine): Likewise.
852 (finish_oacc_loop): Likewise.
853 (free_oacc_loop): Likewise.
854 (dump_oacc_loop_part): Likewise.
855 (dump_oacc_loop): Likewise.
856 (debug_oacc_loop): Likewise.
857 (oacc_loop_discover_walk): Likewise.
858 (oacc_loop_sibling_nreverse): Likewise.
859 (oacc_loop_discovery): Likewise.
860 (oacc_loop_xform_head_tail): Likewise.
861 (oacc_loop_xform_loop): Likewise.
862 (oacc_loop_process): Likewise.
863 (oacc_loop_fixed_partitions): Likewise.
864 (oacc_loop_auto_partitions): Likewise.
865 (oacc_loop_partition): Likewise.
866 (default_goacc_fork_join): Likewise.
867 (default_goacc_reduction): Likewise.
868 (execute_oacc_device_lower): Likewise.
869 (default_goacc_validate_dims): Likewise.
870 (default_goacc_dim_limit): Likewise.
871 (pass_data_oacc_device_lower): Likewise.
872 (pass_oacc_device_lower): Likewise.
873 (make_pass_oacc_device_lower): Likewise.
874 (execute_omp_device_lower): Likewise.
875 (pass_data_omp_device_lower): Likewise.
876 (pass_omp_device_lower): Likewise.
877 (make_pass_omp_device_lower): Likewise.
878 (pass_data_omp_target_link): Likewise.
879 (pass_omp_target_link): Likewise.
880 (find_link_var_op): Likewise.
881 (pass_omp_target_link::execute): Likewise.
882 (make_pass_omp_target_link): Likewise.
883 * Makefile.in (OBJS): Added omp-offload.o, omp-expand.o, omp-general.o
885 (GTFILES): Added omp-offload.h, omp-offload.c and omp-expand.c, removed
887 * gimple-fold.c: Include omp-general.h instead of omp-low.h.
888 (fold_internal_goacc_dim): Adjusted calls to
889 get_oacc_ifn_dim_arg and get_oacc_fn_dim_size to use their new names.
890 * gimplify.c: Include omp-low.h.
891 (omp_notice_variable): Adjust the call to get_oacc_fn_attrib to use
893 (gimplify_omp_task): Adjusted calls to find_omp_clause to use its new
895 (gimplify_omp_for): Likewise.
896 * lto-cgraph.c: Include omp-offload.h instead of omp-low.h.
897 * toplev.c: Include omp-offload.h instead of omp-low.h.
898 * tree-cfg.c: Include omp-general.h instead of omp-low.h. Also
899 include omp-expand.h.
900 (make_edges_bb): Adjusted the call to make_gimple_omp_edges to use its
902 (make_edges): Adjust the call to free_omp_regions to use its new name.
903 * tree-parloops.c: Include omp-general.h.
904 (create_parallel_loop): Adjusted the call to set_oacc_fn_attrib to use
906 (parallelize_loops): Adjusted the call to get_oacc_fn_attrib to use
908 * tree-ssa-loop.c: Include omp-general.h instead of omp-low.h.
909 (gate_oacc_kernels): Adjusted the call to get_oacc_fn_attrib to use
911 * tree-vrp.c: Include omp-general.h instead of omp-low.h.
912 (extract_range_basic): Adjusted calls to get_oacc_ifn_dim_arg and
913 get_oacc_fn_dim_size to use their new names.
914 * varpool.c: Include omp-offload.h instead of omp-low.h.
915 * gengtype.c (open_base_files): Replace omp-low.h with omp-offload.h in
917 * config/nvptx/nvptx.c: Include omp-general.c.
918 (nvptx_expand_call): Adjusted the call to get_oacc_fn_attrib to use
920 (nvptx_reorg): Likewise.
921 (nvptx_record_offload_symbol): Likewise.
923 2016-12-14 Martin Sebor <msebor@redhat.com>
926 * gimple-ssa-sprintf.c (target_dir_max): New macro.
927 (get_mpfr_format_length): New function.
928 (format_integer): Use HOST_WIDE_INT instead of int.
929 (format_floating_max): Same.
930 (format_floating): Call get_mpfr_format_length.
931 (format_directive): Use target_dir_max.
933 2016-12-14 Jakub Jelinek <jakub@redhat.com>
936 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_STV_TEMP.
937 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies,
938 dimode_scalar_chain::convert_reg): Use SLOT_STV_TEMP instead of
941 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
944 * config/i386/i386-builtin.def: Add __builtin_clzs and __builtin_ctzs.
945 (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS.
946 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
949 2016-12-14 Jakub Jelinek <jakub@redhat.com>
952 * valtrack.c: Include rtl-iter.h.
953 (struct rtx_subst_pair): Add insn field.
954 (propagate_for_debug_subst): If pair->to contains at least 2
955 regs, create a DEBUG_INSN with a debug temp before pair->insn
956 and replace from with the debug temp instead of pair->to.
957 (propagate_for_debug): Initialize p.insn.
958 * combine.c (insn_uid_check): New inline function.
959 (INSN_COST, LOG_LINKS): Use it instead of INSN_UID.
960 (find_single_use, combine_instructions,
961 cant_combine_insn_p, try_combine): Use NONDEBUG_INSN_P instead of
964 2016-12-14 Martin Sebor <msebor@redhat.com>
967 * builtin-attrs.def (ATTR_NONNULL_1_1, ATTR_NONNULL_1_2): Defined.
968 (ATTR_NONNULL_1_3, ATTR_NONNULL_1_4, ATTR_NONNULL_1_5): Same.
969 (ATTR_NOTHROW_NONNULL_1_1, ATTR_NOTHROW_NONNULL_1_2): Same.
970 (ATTR_NOTHROW_NONNULL_1_3, ATTR_NOTHROW_NONNULL_1_4): Same.
971 (ATTR_NOTHROW_NONNULL_1_5): Same.
972 (ATTR_NONNULL_1_FORMAT_PRINTF_1_2): Same.
973 (ATTR_NONNULL_1_FORMAT_PRINTF_2_0): Same.
974 (ATTR_NONNULL_1_FORMAT_PRINTF_2_3): Same.
975 (ATTR_NONNULL_1_FORMAT_PRINTF_3_0): Same.
976 (ATTR_NONNULL_1_FORMAT_PRINTF_3_4): Same.
977 (ATTR_NONNULL_1_FORMAT_PRINTF_4_0): Same.
978 (ATTR_NONNULL_1_FORMAT_PRINTF_4_5): Same.
979 * builtins.c (validate_arg): Add argument. Treat null pointers
980 passed to nonnull arguments as invalid.
981 (validate_arglist): Same.
982 * builtins.def (fprintf, fprintf_unlocked): Add nonnull attribute.
983 (printf, printf_unlocked, sprintf. vfprintf, vsprintf): Same.
984 (__sprintf_chk, __vsprintf_chk, __fprintf_chk, __vfprintf_chk): Same.
985 * calls.c (get_nonnull_ags, maybe_warn_null_arg): New functions.
986 (initialize_argument_information): Diagnose null pointers passed to
987 arguments declared nonnull.
988 * calls.h (get_nonnull_args): Declared.
990 2016-12-14 Michael Meissner <meissner@linux.vnet.ibm.com>
992 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): On ISA
993 3.0/power9, add support to use the VEXTU{B,H,W}{L,R}X extract
995 * config/rs6000/vsx.md (VSr2): Add IEEE 128-bit floating point
996 type constraint registers.
998 (FL_CONV): New mode iterator for binary floating types that have a
999 direct conversion from 64-bit integer to floating point.
1000 (vsx_extract_<mode>_p9): Add support for the ISA 3.0/power9
1001 VEXTU{B,H,W}{L,R}X extract instructions.
1002 (vsx_extract_<mode>_p9 splitter): Add splitter to load up the
1003 extract byte position into the GPR if we are using the
1004 VEXTU{B,H,W}{L,R}X extract instructions.
1005 (vsx_extract_<mode>_di_p9): Support extracts to GPRs.
1006 (vsx_extract_<mode>_store_p9): Support extracting to GPRs so that
1007 we can use reg+offset address instructions.
1008 (vsx_extract_<mode>_var): Support extracts to GPRs.
1009 (vsx_extract_<VSX_EXTRACT_I:mode>_<SDI:mode>_var): New combiner
1010 insn to combine vector extracts with zero_extend.
1011 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Optimize
1012 extracting a small integer vector element and converting it to a
1013 floating point type.
1014 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
1015 (UNSPEC_XXEXTRACTUW): New unspec.
1016 (UNSPEC_XXINSERTW): Likewise.
1017 (vextract4b): Add support for the vec_vextract4b built-in
1019 (vextract4b_internal): Likewise.
1020 (vinsert4b): Add support for the vec_insert4b built-in function.
1021 Include both a version that inserts element 1 from a V4SI object
1022 and one that inserts a DI object.
1023 (vinsert4b_internal): Likewise.
1024 (vinsert4b_di): Likewise.
1025 (vinsert4b_di_internal): Likewise.
1026 * config/rs6000/predicates.md (const_0_to_11_operand): New
1027 predicate, match 0..11.
1028 * config/rs6000/rs6000-builtin.def (BU_P9V_VSX_3): Set built-in
1029 type to ternary, not binary.
1030 (BU_P9V_64BIT_VSX_3): Likewise.
1031 (P9V_BUILTIN_VEXTRACT4B): Add support for vec_vinsert4b and
1032 vec_extract4b non-overloaded built-in functions.
1033 (P9V_BUILTIN_VINSERT4B): Likewise.
1034 (P9V_BUILTIN_VINSERT4B_DI): Likewise.
1035 (P9V_BUILTIN_VEC_VEXTULX): Move to section that adds 2 operand ISA
1036 3.0 built-in functions.
1037 (P9V_BUILTIN_VEC_VEXTURX): Likewise.
1038 (P9V_BUILTIN_VEC_VEXTRACT4B): Add support for overloaded
1039 vec_insert4b and vec_extract4 built-in functions.
1040 (P9V_BUILTIN_VEC_VINSERT4B): Likewise.
1041 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1042 overloaded support for vec_vinsert4b and vec_extract4b.
1043 * config/rs6000/rs6000.c (altivec_expand_builtin): Add checks for
1044 the vec_insert4b and vec_extract4b byte number being a constant in
1046 * config/rs6000/altivec.h (vec_vinsert4b): Support vec_vinsert4b
1047 and vec_extract4b built-in functions.
1048 * doc/extend.doc (PowerPC VSX built-in functions): Document
1049 vec_insert4b and vec_extract4b.
1051 2016-12-14 Martin Liska <mliska@suse.cz>
1053 * gimple-pretty-print.c (dump_probability): New function.
1054 (dump_edge_probability): Use the function.
1055 (dump_gimple_label): Likewise.
1056 (dump_gimple_bb_header): Likewise.
1058 2016-12-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1059 Jakub Jelinek <jakub@redhat.com>
1061 * tree-ssa-strlen.c (fold_strstr_to_memcmp): New function.
1062 (strlen_optimize_stmt): Call fold_strstr_to_memcmp.
1064 2016-12-14 Eric Botcazou <ebotcazou@adacore.com>
1066 * lra-constraints.c (process_address_1): Do not attempt to decompose
1067 addresses for MEMs that satisfy fixed-form constraints.
1069 2016-12-14 Richard Biener <rguenther@suse.de>
1071 PR tree-optimization/78788
1072 * tree-vrp.c (set_value_range): Allow [-INF(OVF), +INF(OVF)].
1073 (set_and_canonicalize_value_range): Do not drop the above to
1076 2016-12-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1078 * config/rs6000/rs600.c (rs6000_builtin_vectorization_cost):
1079 Adjust unaligned load cost.
1081 2016-12-13 Uros Bizjak <ubizjak@gmail.com>
1084 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
1085 Calculate additional gain for andnot for targets without BMI.
1087 2016-12-13 Carl Love <cel@us.ibm.com>
1089 * config/rs6000/rs6000-c.c: Add built-in support for
1090 vector float vec_pack (vector double, vector double)
1091 vector double vec_sld (vector double, vector double)
1092 * config/rs6000/rs6000.c: Add icode check for vsldoi_v2df to allow
1093 4-bit unsigned literal.
1094 * config/rs6000/rs6000-builtin.def: Add definition for VSLDOI_2DF
1095 * doc/extend.texi: Update the built-in documentation file for the
1096 new powerpc vec_pack and vec_sld built-ins.
1098 2016-12-13 Martin Liska <mliska@suse.cz>
1100 * sanopt.c (sanopt_optimize_walker): Set contains_asan_mark.
1101 (sanopt_optimize): Add new argument.
1102 (sanitize_asan_mark_unpoison): New function.
1103 (maybe_contains_asan_check): Likewise.
1104 (sanitize_asan_mark_poison): Likewise.
1105 (pass_sanopt::execute): Call the new functions.
1107 2016-12-13 Martin Liska <mliska@suse.cz>
1109 PR tree-optimization/78428
1110 * expr.c (store_constructor_field): Add new arguments to the function.
1111 (store_constructor): Set up bitregion_end and add gcc_unreachable to
1112 fields that have either non-constant size or (and) offset.
1114 2016-12-13 Marek Polacek <polacek@redhat.com>
1116 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change
1117 parameters' type from int to HOST_WIDE_INT.
1118 (compute_overlap_steps_for_affine_1_2): Change parameters' type from
1119 int to HOST_WIDE_INT.
1120 (build_classic_dist_vector_1): Likewise.
1121 (add_multivariate_self_dist): Likewise.
1123 2016-12-13 Michael Matz <matz@suse.de>
1125 PR tree-optimization/78725
1126 * tree-ssa-loop-split.c (split_at_bb_p): Check for overflow and
1127 at correct use point.
1129 2016-12-13 Martin Liska <mliska@suse.cz>
1131 * asan.c (asan_expand_mark_ifn): Use renamed
1132 BUILT_IN_ASAN_{UN}CLOBBER_N to BUILT_IN_ASAN_{UN}POISON_STACK_MEMORY.
1133 * sanitizer.def: Likewise.
1135 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
1137 * doc/extend.texi (Half-Precision): Update to document current
1140 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
1142 * doc/extend.texi (Floating Types): Document availability of
1143 _Float16 on ARM/AArch64.
1145 2016-12-13 Richard Biener <rguenther@suse.de>
1147 PR tree-optimization/78699
1148 * tree-vect-data-refs.c (vect_analyze_group_access_1): Limit
1151 2016-12-13 Richard Biener <rguenther@suse.de>
1154 * tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
1155 * tree-object-size.c (compute_builtin_object_size): Use
1157 * tree-data-ref.c (initialize_matrix_A): Remove excess assert.
1159 2016-12-13 Martin Liska <mliska@suse.cz>
1161 * asan.c (asan_mark_poison_p): Remove.
1162 (asan_mark_p): New function.
1163 (transform_statements): Use the function.
1164 (asan_expand_mark_ifn): Do not use masked enum.
1165 * asan.h (enum asan_mark_flags): Declare it via a macro.
1166 * gimple-pretty-print.c (dump_gimple_call_args): Dump first
1167 argument of ASAN_MARK.
1168 * gimplify.c (build_asan_poison_call_expr): Use new enum values.
1169 (asan_poison_variable): Likewise.
1171 2016-12-13 Jakub Jelinek <jakub@redhat.com>
1174 * ipa-pure-const.c (cdtor_p): Return true for
1175 DECL_STATIC_{CON,DE}STRUCTOR even when it is
1176 DECL_LOOPING_CONST_OR_PURE_P.
1178 2016-12-12 Jakub Jelinek <jakub@redhat.com>
1180 PR tree-optimization/78777
1181 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge,
1182 insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt.
1185 * opt-functions.awk (opt_args): Use [{] instead of { in regexps.
1188 2016-12-12 Martin Sebor <msebor@redhat.com>
1192 * gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange
1193 rather than res.bounded.
1194 (get_width_and_precision): Set precision to -1 when negative.
1195 (adjust_range_for_overflow): New function.
1196 (format_integer): Correct the handling of the space, plus, and pound
1197 flags, and the special case of zero precision.
1198 Always set res.bounded to true unless either precision or width
1199 is specified and unknown.
1200 Call adjust_range_for_overflow.
1201 Avoid use zero as the shortest value when precision is specified
1203 (format_directive): Remove vestigial quoting. Always inform of
1204 argument value or range when it's available.
1205 (add_bytes): Correct the computation of boundrange used to
1206 decide whether a warning is of a "maybe" or "defnitely" kind.
1208 2016-12-12 Dominik Vogt <vogt@linux.vnet.ibm.com>
1210 * combine.c (change_zero_ext): Handle mode expanding zero_extracts.
1212 2016-12-12 Uros Bizjak <ubizjak@gmail.com>
1215 * config/i386/i386.h (X87_ENABLE_ARITH): Also enable for
1216 flag_unsafe_math_optimizations.
1217 (X87_ENABLE_FLOAT): Ditto.
1219 2016-12-12 Marek Polacek <polacek@redhat.com>
1222 * gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for
1223 Case 1; check POINTER_TYPE_P instead.
1225 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
1227 PR rtl-optimization/78669
1228 * ira.c (combine_and_move_insns): When deleting an insn, clear the
1229 replace flag for all used regs in that insn.
1231 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
1233 * config/arm/arm-opts.h: Move struct arm_arch_core_flag and
1234 arm_arch_core_flags to ...
1235 * common/config/arm/arm-common.c: There.
1237 2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
1239 * config/sparc/constraints.md (T): Use special memory constraint.
1241 (W): Add TARGET_ARCH64 test.
1242 * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
1243 (*movdf_insn_sp32): Likewise.
1244 (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
1245 conjunction with offsettable memory references.
1247 2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
1249 * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
1250 to avoid shared structure error.
1252 2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1255 * config/rs6000/rs6000.c (find_alignment_op): Discard from
1256 consideration any artificial definition.
1258 2016-12-11 Iain Sandoe <iain@codesourcery.com>
1260 * configure.ac (CROSS directory tests): Remove the assumption that
1261 Darwin hosts contain suitable target sysroots in "/".
1262 * configure: Regenerate.
1264 2016-12-11 Iain Sandoe <iain@codesourcery.com>
1266 PR rtl-optimization/71496
1267 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
1268 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
1269 reload_macho_picbase_di): Likewise.
1271 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
1273 * config/pa/pa.c (pa_callee_copies): New function.
1274 * config/pa/pa.opt (mcaller-copies): New option.
1275 * doc/invoke.texi (mcaller-copies): Document option.
1277 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
1280 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1281 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
1283 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
1284 constant shifts larger or equal than 32.
1286 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
1288 * config/i386/x86-64.h: Append --32 to the assembler options when
1289 -m16 is used on non-glibc systems as well.
1291 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
1294 * config/i386/mmintrin.h (__m64_u): New type
1295 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
1296 Make the allowed unaligned memory access explicit.
1298 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
1300 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
1301 Generally use cpu generic.
1303 2016-12-10 Jakub Jelinek <jakub@redhat.com>
1304 Marc Glisse <marc.glisse@inria.fr>
1306 PR tree-optimization/78720
1307 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
1308 is negative, sign extend to @1's type and than AND with C.
1310 2016-12-10 Jakub Jelinek <jakub@redhat.com>
1313 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
1314 non-zero low bound or non-standard element sizes.
1317 * lto-streamer-in.c (input_function): In addition to debug stmts
1318 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
1321 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1323 * config/rs6000/rs6000-passes.def: New file.
1324 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
1325 * config/rs6000/rs6000.c (rs6000_option_override): Remove
1326 registration of machine-specific passes.
1327 (pass_analyze_swaps::clone): New function.
1328 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
1330 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1333 * ipa-cp.c (propagate_vr_accross_jump_function): Call
1334 drop_tree_overflow after fold_convert.
1336 2016-12-09 Jakub Jelinek <jakub@redhat.com>
1339 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
1340 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
1343 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
1346 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
1347 GET_MODE_BITSIZE. Return 2.
1348 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
1349 TARGET_POPCNTD the same as TARGET_CTZ.
1350 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
1351 (ffs<mode>2): Reimplement.
1353 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
1355 PR rtl-optimization/78255
1356 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
1357 NO_FUNCTION_CSE is true.
1359 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
1362 * ipa-icf.c (sem_function::parse): Don't process functions with
1363 oacc decl attributes, as they may be OpenACC routines.
1365 2016-12-09 David Malcolm <dmalcolm@redhat.com>
1367 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
1370 2016-12-09 Nathan Sidwell <nathan@acm.org>
1373 * convert.c (convert_to_integer_1): Maybe fold conversions to
1374 integral types with fewer bits than its mode.
1376 2016-12-09 Martin Liska <mliska@suse.cz>
1378 * tree-pretty-print.c (pretty_print_string): Escape non-printable
1381 2016-12-09 Jakub Jelinek <jakub@redhat.com>
1383 PR tree-optimization/78726
1384 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
1385 argument. For lhs uses in debug stmts, don't replace lhs with
1386 new_lhs, but with a debug temp set to new_lhs opcode op.
1387 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
1388 OP down to make_new_ssa_for_def.
1389 (zero_one_operation): Call make_new_ssa_for_all_defs even when
1390 stmts_to_fix is empty, if *def has not changed yet. Pass
1391 OPCODE to make_new_ssa_for_all_defs.
1393 2016-12-08 Martin Sebor <msebor@redhat.com>
1396 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
1397 identifier tree nodes.
1398 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
1399 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
1400 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
1401 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
1402 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
1403 * builtins.c (expand_builtin_alloca): Call
1404 maybe_warn_alloc_args_overflow.
1405 * builtins.def (aligned_alloc, calloc, malloc, realloc):
1406 Add attribute alloc_size.
1407 (alloca): Add attribute alloc_size and returns_nonnull.
1408 * calls.h (maybe_warn_alloc_args_overflow): Declare.
1409 * calls.c (alloc_max_size, operand_signed_p): New functions.
1410 (maybe_warn_alloc_args_overflow): Define.
1411 (initialize_argument_information): Diagnose overflow in functions
1412 declared with attaribute alloc_size.
1413 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
1414 -Walloc-size-larger-than.
1416 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
1418 PR rtl-optimization/78671
1419 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
1422 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
1424 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
1425 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
1427 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
1430 * config/aarch64/aarch64.c (aarch64_classify_address):
1431 Set load_store_pair_p for TImode and TFmode.
1433 2016-12-08 David Malcolm <dmalcolm@redhat.com>
1435 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
1436 regno_reg_rtx resizing logic to...
1437 (emit_status::ensure_regno_capacity): ...this new method,
1438 and ensure that the buffers are large enough.
1439 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
1440 rather than ggc_vec_alloc.
1441 * function.h (emit_status::ensure_regno_capacity): New method.
1443 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
1445 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
1446 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
1447 * doc/invoke.texi (-fsanitize=kernel-address):
1448 Don't say that it enables -fsanitize-address-use-after-scope.
1450 2016-12-08 Bin Cheng <bin.cheng@arm.com>
1453 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
1454 sign bit for index step of data reference.
1456 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1458 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1459 Handle SYMBOL_SMALL_TLSGD for ILP32.
1460 * config/aarch64/aarch64.md : tlsgd_small modified into
1461 tlsgd_small_<mode> to support SImode and DImode.
1462 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
1465 2016-12-08 Andrew Pinski <apinski@cavium.com>
1467 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1468 Access the lower part of RTX appropriately.
1470 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1472 * genpreds.c (write_tm_constrs_h): Update for renaming of
1473 rtx_reader_ptr to md_reader_ptr.
1474 (write_tm_preds_h): Likewise.
1475 (write_insn_preds_c): Likewise.
1476 * read-md.c (rtx_reader_ptr): Rename to...
1477 (md_reader_ptr): ...this, and convert from an
1478 rtx_reader * to a md_reader *.
1479 (rtx_reader::set_md_ptr_loc): Rename to...
1480 (md_reader::set_md_ptr_loc): ...this.
1481 (rtx_reader::get_md_ptr_loc): Rename to...
1482 (md_reader::get_md_ptr_loc): ...this.
1483 (rtx_reader::copy_md_ptr_loc): Rename to...
1484 (md_reader::copy_md_ptr_loc): ...this.
1485 (rtx_reader::fprint_md_ptr_loc): Rename to...
1486 (md_reader::fprint_md_ptr_loc): ...this.
1487 (rtx_reader::print_md_ptr_loc): Rename to...
1488 (md_reader::print_md_ptr_loc): ...this.
1489 (rtx_reader::join_c_conditions): Rename to...
1490 (md_reader::join_c_conditions): ...this.
1491 (rtx_reader::fprint_c_condition): ...this.
1492 (rtx_reader::print_c_condition): Rename to...
1493 (md_reader::print_c_condition): ...this.
1494 (fatal_with_file_and_line): Update for renaming of
1495 rtx_reader_ptr to md_reader_ptr.
1496 (rtx_reader::require_char): Rename to...
1497 (md_reader::require_char): ...this.
1498 (rtx_reader::require_char_ws): Rename to...
1499 (md_reader::require_char_ws): ...this.
1500 (rtx_reader::require_word_ws): Rename to...
1501 (md_reader::require_word_ws): ...this.
1502 (rtx_reader::read_char): Rename to...
1503 (md_reader::read_char): ...this.
1504 (rtx_reader::unread_char): Rename to...
1505 (md_reader::unread_char): ...this.
1506 (rtx_reader::peek_char): Rename to...
1507 (md_reader::peek_char): ...this.
1508 (rtx_reader::read_name): Rename to...
1509 (md_reader::read_name): ...this.
1510 (rtx_reader::read_escape): Rename to...
1511 (md_reader::read_escape): ...this.
1512 (rtx_reader::read_quoted_string): Rename to...
1513 (md_reader::read_quoted_string): ...this.
1514 (rtx_reader::read_braced_string): Rename to...
1515 (md_reader::read_braced_string): ...this.
1516 (rtx_reader::read_string): Rename to...
1517 (md_reader::read_string): ...this.
1518 (rtx_reader::read_skip_construct): Rename to...
1519 (md_reader::read_skip_construct): ...this.
1520 (rtx_reader::handle_constants): Rename to...
1521 (md_reader::handle_constants): ...this.
1522 (rtx_reader::traverse_md_constants): Rename to...
1523 (md_reader::traverse_md_constants): ...this.
1524 (rtx_reader::handle_enum): Rename to...
1525 (md_reader::handle_enum): ...this.
1526 (rtx_reader::lookup_enum_type): Rename to...
1527 (md_reader::lookup_enum_type): ...this.
1528 (rtx_reader::traverse_enum_types): Rename to...
1529 (md_reader::traverse_enum_types): ...this.
1530 (rtx_reader::rtx_reader): Rename to...
1531 (md_reader::md_reader): ...this, and update for renaming of
1532 rtx_reader_ptr to md_reader_ptr.
1533 (rtx_reader::~rtx_reader): Rename to...
1534 (md_reader::~md_reader): ...this, and update for renaming of
1535 rtx_reader_ptr to md_reader_ptr.
1536 (rtx_reader::handle_include): Rename to...
1537 (md_reader::handle_include): ...this.
1538 (rtx_reader::handle_file): Rename to...
1539 (md_reader::handle_file): ...this.
1540 (rtx_reader::handle_toplevel_file): Rename to...
1541 (md_reader::handle_toplevel_file): ...this.
1542 (rtx_reader::get_current_location): Rename to...
1543 (md_reader::get_current_location): ...this.
1544 (rtx_reader::add_include_path): Rename to...
1545 (md_reader::add_include_path): ...this.
1546 (rtx_reader::read_md_files): Rename to...
1547 (md_reader::read_md_files): ...this.
1548 * read-md.h (class rtx_reader): Split into...
1549 (class md_reader): ...new class.
1550 (rtx_reader_ptr): Rename to...
1551 (md_reader_ptr): ...this, and convert to a md_reader *.
1552 (class noop_reader): Update base class to be md_reader.
1553 (class rtx_reader): Reintroduce as a subclass of md_reader.
1554 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
1555 (read_char): Update for renaming of rtx_reader_ptr to
1557 (unread_char): Likewise.
1558 * read-rtl.c (rtx_reader_ptr): New global.
1559 (rtx_reader::apply_iterator_to_string): Rename to...
1560 (md_reader::apply_iterator_to_string): ...this.
1561 (rtx_reader::copy_rtx_for_iterators): Rename to...
1562 (md_reader::copy_rtx_for_iterators): ...this.
1563 (rtx_reader::read_conditions): Rename to...
1564 (md_reader::read_conditions): ...this.
1565 (rtx_reader::record_potential_iterator_use): Rename to...
1566 (md_reader::record_potential_iterator_use): ...this.
1567 (rtx_reader::read_mapping): Rename to...
1568 (md_reader::read_mapping): ...this.
1569 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
1571 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
1572 than directly accessing m_string_obstack.
1573 (rtx_reader::rtx_reader): New ctor.
1574 (rtx_reader::~rtx_reader): New dtor.
1576 2016-12-07 Martin Sebor <msebor@redhat.com>
1582 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
1584 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
1585 (check_memop_sizes): Same.
1586 (expand_builtin_memcpy): Call check memop_sizes.
1587 (expand_builtin_mempcpy): Same.
1588 (expand_builtin_memset): Same,
1589 (expand_builtin_bzero): Same.
1590 (expand_builtin_memory_chk): Call check_sizes.
1591 (expand_builtin_strcpy): Same.
1592 (expand_builtin_strncpy): Same.
1593 (maybe_emit_sprintf_chk_warning): Same.
1594 (expand_builtin): Handle strcat and strncat.
1595 (fini_object_sizes): Reset pointers.
1596 (compute_object_size): New function.
1597 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1598 Avoid issuing warnings also issued during built-in expansion.
1599 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
1601 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1604 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
1605 V2DImode elements are SUBREG's convert the result into DImode
1606 rather than failing in emit_move_insn.
1608 2016-12-07 Jakub Jelinek <jakub@redhat.com>
1610 * builtins.c (fold_builtin_strstr): Removed.
1611 (fold_builtin_2): Don't call fold_builtin_strstr.
1612 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
1613 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
1614 (gimple_fold_builtin_strstr): New function.
1615 (gimple_fold_builtin): Call it.
1616 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
1619 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
1620 var to lhs of new_stmt right before noreturn handling rather than to
1621 lhs of e->call_stmt early.
1623 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1625 * read-md.c (rtx_reader::require_char): New method.
1626 (require_char_ws): Convert from function to...
1627 (rtx_reader::require_char_ws): ...method.
1628 (rtx_reader::require_word_ws): New method.
1629 * read-md.h (rtx_reader::require_char): New method decl.
1630 (require_char_ws): Remove global decl in favor of...
1631 (rtx_reader::require_char_ws): ...new method decl.
1632 (rtx_reader::require_word_ws): New method decl.
1633 (rtx_reader::peek_char): New method decl.
1635 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1637 PR rtl-optimization/78617
1638 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
1639 registers, also setting hard registers mapped to pseudo registers.
1641 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1643 * cfgexpand.c (pass_expand::execute): Move stack initializations
1644 to rtl_data::init_stack_alignment and call it.
1645 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
1646 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
1648 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1650 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
1651 (ira): Move initialization of crtl->is_leaf earlier.
1653 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1655 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
1656 (movtf_aarch64): Likewise.
1657 * config/aarch64/aarch64.c (aarch64_classify_address):
1658 Use correct intersection of offsets.
1659 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
1660 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
1661 Use 7-bit signed scaled mode for modes > 16 bytes.
1663 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
1665 PR rtl-optimization/78561
1666 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
1667 constant_pool_empty_p in place of get_pool_size_upper_bound.
1668 (rs6000_stack_info): Likewise.
1669 (rs6000_emit_prologue): Likewise.
1670 (rs6000_elf_declare_function_name): Likewise.
1671 (rs6000_set_up_by_prologue): Likewise.
1672 (rs6000_can_eliminate): Likewise.
1673 * output.h (get_pool_size_upper_bound): Delete.
1674 (constant_pool_empty_p): New.
1675 * varasm.c (get_pool_size_upper_bound): Delete
1676 (constant_pool_empty_p): New.
1678 2016-12-07 Bin Cheng <bin.cheng@arm.com>
1680 PR tree-optimization/78691
1681 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
1682 Require integral type for the outer expression.
1684 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1686 * config/aarch64/aarch64.c
1687 (aarch64_builtin_support_vector_misalignment): New.
1688 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
1690 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1693 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
1694 Conditionalize the string comparison on Pmode == DImode.
1696 2016-12-06 Tom de Vries <tom@codesourcery.com>
1698 PR tree-optimization/67955
1699 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
1700 (stmt_kills_ref_p): Use it.
1702 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1705 * calls.c (expand_call): Move back call to prepare_call_address.
1707 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1710 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
1711 ?* constraints for the ISA 3.0 patterns, so the register allocator
1712 is more likely to allocate QImode/HImode to vector registers for
1713 conversion to floating point unless a reload is needed.
1714 (zero_extendhi<mode>2): Likewise.
1715 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
1716 first alternative which is converting QImode/HImode to floating
1717 point and the QImode/HImode value is in a vector register, and
1718 does not allocate the second pseudo register. Remove zero
1719 extending into traditional floating point registers, since the
1720 instruction used only works on traditional altivec registers.
1721 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
1723 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1725 * config/i386/i386.c: Include print-rtl.h.
1726 (selftest::ix86_test_dumping_memory_blockage): New function.
1727 (selftest::ix86_run_selftests): Call it.
1728 * print-rtl-function.c (print_rtx_function): Create an
1729 rtx_reuse_manager and use it.
1730 * print-rtl.c: Include "rtl-iter.h".
1731 (rtx_writer::rtx_writer): Add reuse_manager param.
1732 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
1733 (uses_rtx_reuse_p): New function.
1734 (rtx_reuse_manager::preprocess): New function.
1735 (rtx_reuse_manager::has_reuse_id): New function.
1736 (rtx_reuse_manager::seen_def_p): New function.
1737 (rtx_reuse_manager::set_seen_def): New function.
1738 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
1739 prefix the first time in_rtx is seen, and print reuse_rtx
1741 (print_inline_rtx): Supply NULL for new reuse_manager param.
1742 (debug_rtx): Likewise.
1743 (print_rtl): Likewise.
1744 (print_rtl_single): Likewise.
1745 (rtx_writer::print_rtl_single_with_indent): Likewise.
1746 * print-rtl.h: Include bitmap.h when building for host.
1747 (rtx_writer::rtx_writer): Add reuse_manager param.
1748 (rtx_writer::m_rtx_reuse_manager): New field.
1749 (class rtx_reuse_manager): New class.
1750 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
1751 param and use it when constructing rtx_writer.
1752 (selftest::test_dumping_rtx_reuse): New function.
1753 (selftest::rtl_tests_c_tests): Call it.
1754 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
1755 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
1756 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
1757 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
1759 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
1762 * lra-lives.c (process_bb_lives): Update biggest mode for
1763 implicitly used hard reg.
1765 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
1767 * config/i386/predicates.md (general_gr_operand): New predicate.
1768 * config/i386/i386.md (TImode and DImode push_operand splitter):
1769 Use general_gr_operand. Macroize using DWI mode macro.
1770 (TImode and DImode nonimmediate_operand splitter): Use
1771 nonimmediate_gr_operand and general_gr_operand. Macroize using
1773 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
1774 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
1775 and general_gr_operand.
1776 (XFmode nonimmediate_operand splitter): Ditto.
1777 (DFmode nonimmediate_operand splitter): Ditto.
1778 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
1780 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1782 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
1783 alphabetical order with respect to other ARMv8 processors.
1784 * config/arm/arm-tables.opt: Regenerate.
1785 * config/arm/arm-tune.md: Likewise.
1787 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
1789 * config/mips/mips.c (mips_expand_builtin_insn): Check input
1790 ranges of literal integer arguments.
1792 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1795 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
1796 destroy_predicate_vecs.
1797 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
1799 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1802 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
1803 argument type to a pred_chain.
1804 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
1806 (flatten_out_predicate_chains): Remove.
1807 (uninit_uses_cannot_happen): Rename from
1808 uninit_ops_invalidate_phi_use.
1809 Change logic so that we are checking that the PHI use will
1810 invalidate _ALL_ possibly uninitialized operands.
1811 (is_use_properly_guarded): Rename call to
1812 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
1814 2016-12-06 Tamar Christina <tamar.christina@arm.com>
1816 * gcc/config/aarch64/arm_neon.h
1817 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
1818 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
1819 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
1820 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
1821 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
1822 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
1823 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
1824 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
1825 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
1826 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
1827 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
1828 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
1829 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
1830 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
1832 2016-12-06 Jakub Jelinek <jakub@redhat.com>
1835 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
1836 plus offset is non-zero. For maybe_nonzero_address decl base0,
1837 require indirect_base0.
1840 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
1841 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
1842 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
1843 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
1844 and arguments have no side-effects, return 0.
1845 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
1848 * fold-const-call.c (fold_const_call): Handle
1849 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
1851 PR tree-optimization/78675
1852 * tree-vect-loop.c (vectorizable_live_operation): For
1853 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
1854 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
1856 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1859 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
1860 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
1861 (copy_insn_1) <CLOBBER>: Likewise.
1863 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1866 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
1867 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
1868 comparing signed to unsigned values.
1869 (FUNCTION_ARG_REGNO_P): Likewise.
1871 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1872 Stefan Freudenberger <stefan@reservoir.com>
1874 PR tree-optimization/78646
1875 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
1876 addition used for the memory base expression should have the type
1879 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
1882 * config.gcc (*-*-uclinux*): Enable posix threads.
1884 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
1886 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
1887 * config/i386/avx512dqintrin.h: Ditto.
1888 * config/i386/avx512fintrin.h: Ditto.
1889 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
1890 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
1891 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
1892 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
1893 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
1894 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
1896 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
1897 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
1898 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
1899 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
1900 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
1901 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
1902 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
1903 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
1904 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
1906 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
1908 * combine.c: Revert r243162.
1910 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
1912 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
1913 X tests a single bit.
1915 2016-12-05 Nathan Sidwell <nathan@acm.org>
1917 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
1918 (diagnostic_action_after_output): ... here.
1919 (diagnostic_report_diagnostic): Call it for non-notes.
1920 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
1921 (diagnostic_check_max_errors): Declare.
1923 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
1925 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
1926 (ENDFILE_SPEC): Likewise.
1928 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
1930 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
1931 * config/arc/arc.c (arc_unspec_offset): New function.
1932 (arc_finalize_pic): Change.
1933 (arc_emit_call_tls_get_addr): Likewise.
1934 (arc_legitimize_tls_address): Likewise.
1935 (arc_legitimize_pic_address): Likewise.
1936 (insn_is_tls_gd_dispatch): Remove.
1937 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
1938 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
1939 (tls_gd_dispatch): Likewise.
1941 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
1943 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
1946 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
1948 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
1949 (sparc_split_reg_mem_legitimate): ...this.
1950 (sparc_split_reg_mem): Declare.
1951 (sparc_split_mem_reg): Likewise.
1952 (sparc_split_regreg_legitimate): Rename to...
1953 (sparc_split_reg_reg_legitimate): ...this.
1954 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
1955 (sparc_split_reg_mem_legitimate): ...this.
1956 (sparc_split_reg_mem): New function.
1957 (sparc_split_mem_reg): Likewise.
1958 (sparc_split_regreg_legitimate): Rename to...
1959 (sparc_split_reg_reg_legitimate): ...this.
1960 (sparc_split_reg_reg): New function.
1961 * config/sparc/sparc.md (lra): Remove "none" value.
1962 (enabled): Adjust to above change.
1963 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
1964 (DImode splitters): Adjust to above renamings and use new functions.
1965 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
1966 (DFmode splitters): Adjust to above renamings and use new functions.
1967 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
1968 constraint in conjunction with e.
1969 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
1970 alternative and reorder others.
1971 (VM64:mode splitters): Adjust to above renamings and use new functions.
1973 2016-12-04 Martin Sebor <msebor@redhat.com>
1976 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
1977 identifier tree nodes.
1978 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
1979 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
1980 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
1981 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
1982 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
1983 * builtins.def (aligned_alloc, calloc, malloc, realloc):
1984 Add attribute alloc_size.
1985 (alloca): Add attribute alloc_size and returns_nonnull.
1987 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
1990 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
1991 (dimode_scalar_chain::compute_convert_gain): Ditto.
1992 (dimode_scalar_chain::convert_insn): Ditto.
1994 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
1996 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
1997 cases to build a lowpart SUBREG.
1999 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
2000 David S. Miller <davem@davemloft.net>
2002 * config/sparc/constraints.md (U): Adjust comment.
2003 * config/sparc/sparc.md (lra): New attribute.
2004 (enabled): For base instructions, if the lra attribute is set,
2005 return 1 if it is in keeping with TARGET_LRA.
2006 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
2007 constraint and duplicate them with U replaced by r.
2008 (*movdf_insn_sp32): Likewise.
2009 (*mov<VM64:mode>_insn_sp32): Likewise.
2010 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
2012 2016-12-02 Jeff Law <law@redhat.com>
2014 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
2015 variable main_variant.
2017 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2019 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
2020 default on PowerPC linux systems.
2022 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
2024 PR rtl-optimization/78638
2025 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
2026 GET_MODE (op). Fix this.
2028 2016-12-02 David Malcolm <dmalcolm@redhat.com>
2031 * selftest.c (selftest::assert_strndup_eq): Rename to...
2032 (selftest::assert_xstrndup_eq): ...this, and remove call to
2034 (selftest::test_strndup): Rename to...
2035 (selftest::test_xstrndup): ...this, updating for above renaming.
2036 (selftest::test_libiberty): Update for renaming.
2038 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2041 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
2042 subversion id 242679 that causes the wrong store instruction to be
2043 generated if a DImode is in an Altivec register using REG+REG
2046 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
2049 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
2050 and corresponding post-reload splitter.
2052 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2054 * config/aarch64/aarch64.h (machine_function): Add
2055 reg_is_wrapped_separately field.
2056 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
2057 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
2059 (aarch64_save_callee_saves): Don't save registers that are wrapped
2061 (aarch64_restore_callee_saves): Don't restore registers that are
2063 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
2064 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
2065 (aarch64_get_separate_components): New function.
2066 (aarch64_get_next_set_bit): Likewise.
2067 (aarch64_components_for_bb): Likewise.
2068 (aarch64_disqualify_components): Likewise.
2069 (aarch64_emit_prologue_components): Likewise.
2070 (aarch64_emit_epilogue_components): Likewise.
2071 (aarch64_set_handled_components): Likewise.
2072 (aarch64_process_components): Likewise.
2073 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
2074 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
2075 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
2076 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
2077 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
2078 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
2080 2016-12-02 Martin Jambor <mjambor@suse.cz>
2082 * passes.def: Move pass_rebuild_cgraph_edges to the end of
2083 pass_build_ssa_passes.
2085 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
2087 * config/alpha/alpha.md (exception_receiver): Copy
2088 alpha_gp_ave_rtx return value.
2090 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
2092 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
2093 for several include directories that may be relative to sysroot.
2094 * config/i386/x-mingw32 (gplus_includedir): Define.
2095 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
2096 (native_system_includedir): Likewise.
2097 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
2098 override if TARGET_SYSTEM_ROOT is defined.
2099 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
2101 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2104 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
2105 (dimode_scalar_chain::compute_convert_gain): Likewise.
2106 (dimode_scalar_chain::convert_insn): Likewise.
2107 * config/i386/i386.md (*one_cmpldi2_doubleword): New
2108 define_insn_and_split.
2109 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
2112 * rtl.c (copy_rtx): Don't clear used flag here.
2113 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
2115 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
2116 'E' in format, copy all vectors.
2117 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
2118 * valtrack.c (cleanup_auto_inc_dec): Likewise.
2119 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
2121 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2122 Thomas Preud'homme <thomas.preudhomme@arm.com>
2124 * config/arm/arm-builtins.c (arm_builtins): Define
2125 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
2126 (bdesc_2arg): Add line for cmse_nonsecure_caller.
2127 (arm_init_builtins): Handle cmse_nonsecure_caller.
2128 (arm_expand_builtin): Likewise.
2129 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
2131 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2132 Thomas Preud'homme <thomas.preudhomme@arm.com>
2134 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
2135 (cmse_nonsecure_call_clear_caller_saved): New.
2136 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
2137 (arm_function_ok_for_sibcall): Disable sibcalls for
2138 cmse_nonsecure_call.
2139 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
2140 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
2141 (call_value): Likewise.
2142 (nonsecure_call_internal): New.
2143 (nonsecure_call_value_internal): New.
2144 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
2145 (*nonsecure_call_value_reg_thumb1_v5): New.
2146 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
2147 (*nonsecure_call_value_reg_thumb2): New.
2148 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
2150 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2151 Thomas Preud'homme <thomas.preudhomme@arm.com>
2153 * config/arm/arm.c (gimplify.h): New include.
2154 (arm_handle_cmse_nonsecure_call): New.
2155 (arm_attribute_table): Added cmse_nonsecure_call.
2156 (arm_comp_type_attributes): Deny compatibility of function types
2157 with without the cmse_nonsecure_call attribute.
2158 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2160 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2161 Thomas Preud'homme <thomas.preudhomme@arm.com>
2163 * config/arm/arm.c (output_return_instruction): Clear
2165 (thumb2_expand_return): Likewise.
2166 (thumb1_expand_epilogue): Likewise.
2167 (thumb_exit): Likewise.
2168 (arm_expand_epilogue): Likewise.
2169 (cmse_nonsecure_entry_clear_before_return): New.
2170 (comp_not_to_clear_mask_str_un): New.
2171 (compute_not_to_clear_mask): New.
2172 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
2173 * config/arm/thumb2.md (*thumb2_return): Disable for
2174 cmse_nonsecure_entry functions.
2175 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
2176 cmse_nonsecure_entry functions.
2178 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2179 Thomas Preud'homme <thomas.preudhomme@arm.com>
2181 * config/arm/arm.c (use_return_insn): Change to return with bxns
2182 when cmse_nonsecure_entry.
2183 (output_return_instruction): Likewise.
2184 (arm_output_function_prologue): Likewise.
2185 (thumb_pop): Likewise.
2186 (thumb_exit): Likewise.
2187 (thumb2_expand_return): Assert that entry functions always have simple
2189 (arm_expand_epilogue): Handle entry functions.
2190 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
2191 (arm_asm_declare_function_name): New.
2192 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
2193 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
2194 use arm_asm_declare_function_name.
2196 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2197 Thomas Preud'homme <thomas.preudhomme@arm.com>
2199 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
2200 (arm_attribute_table): Added cmse_nonsecure_entry
2201 (arm_compute_func_type): Handle cmse_nonsecure_entry.
2202 (cmse_func_args_or_return_in_stack): New.
2203 (arm_handle_cmse_nonsecure_entry): New.
2204 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
2205 (IS_CMSE_ENTRY): Likewise.
2206 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2208 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2209 Thomas Preud'homme <thomas.preudhomme@arm.com>
2211 * config.gcc (extra_headers): Added arm_cmse.h.
2212 * config/arm/arm-arches.def (ARM_ARCH):
2213 (armv8-m): Add FL2_CMSE.
2214 (armv8-m.main): Likewise.
2215 (armv8-m.main+dsp): Likewise.
2216 * config/arm/arm-c.c
2217 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
2218 * config/arm/arm-flags.h: Define FL2_CMSE.
2219 * config/arm.c (arm_arch_cmse): New.
2220 (arm_option_override): New error for unsupported cmse target.
2221 * config/arm/arm.h (arm_arch_cmse): New.
2222 * config/arm/arm.opt (mcmse): New.
2223 * config/arm/arm_cmse.h: New file.
2224 * doc/invoke.texi (ARM Options): Add -mcmse.
2225 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
2226 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
2228 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2230 * config/avr/avr.c: Fix coding rule glitches.
2232 2016-12-02 Martin Jambor <mjambor@suse.cz>
2234 * hsa.c (hsa_callable_function_p): Return false for artificial
2237 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
2239 PR rtl-optimization/78561
2240 * varasm.c (recompute_pool_offsets): New.
2241 (output_constant_pool): Call it.
2243 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
2245 PR rtl-optimization/78561
2246 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
2247 get_pool_size to get_pool_size_upper_bound.
2248 (rs6000_stack_info): Likewise.
2249 (rs6000_emit_prologue): Likewise.
2250 (rs6000_elf_declare_function_name): Likewise.
2251 (rs6000_set_up_by_prologue): Likewise.
2252 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
2253 * output.h (get_pool_size): Rename to...
2254 (get_pool_size_upper_bound): ...This.
2255 * varasm.c (get_pool_size): Rename to...
2256 (get_pool_size_upper_bound): ...This.
2258 2016-12-02 Bin Cheng <bin.cheng@arm.com>
2260 * match.pd: Add new pattern:
2261 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
2263 2016-12-02 Nathan Sidwell <nathan@acm.org>
2265 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
2268 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
2271 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
2274 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2276 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
2279 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2281 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
2282 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
2283 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
2284 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
2285 avr_mcu_types.flash_size to compute default value.
2286 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
2287 mcu->flash_size to compute value for spec.
2289 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2291 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
2292 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
2293 about linker description to avoid progmem altogether.
2294 [absdata]: Point to -mabsdata option.
2296 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2298 PR rtl-optimization/78547
2299 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
2300 DECL_INCOMING_RTL is not shared.
2301 * config/i386/i386.c (convert_scalars_to_vectors): If any
2302 insns have been converted, adjust all parameter's DEC_RTL and
2303 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
2306 PR rtl-optimization/78575
2307 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
2308 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
2309 if not already wrapped in a subreg. Make sure df_insn_rescan does not
2310 affect further iterations.
2312 2016-12-02 Martin Liska <mliska@suse.cz>
2315 * sreal.c (sreal::to_int): Make absolute value before shifting.
2316 (sreal::operator/): Likewise.
2317 (sreal_verify_negative_division): New test.
2318 (void sreal_c_tests): Call the new test.
2319 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
2321 (sreal::normalize_down): Likewise.
2323 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2325 * combine.c (combine_simplify_rtx): Suppress replacement of
2326 "(and (reg) (const_int bit))" with "if_then_else".
2328 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2331 * config/s390/s390.md ("extzv")
2332 ("*extzv<mode><clobbercc_or_nocc>")
2333 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
2334 ("*<risbg_n>_ior_and_sr_ze")
2335 ("*extract1bitdi<clobbercc_or_nocc>")
2336 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
2337 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
2338 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
2339 to validate the arguments of zero_extract and sign_extract.
2341 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2344 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
2346 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2348 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
2350 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
2353 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2355 * config/s390/vector.md (vec_halfhalf): New mode iterator.
2356 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
2357 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
2358 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
2359 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
2360 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
2361 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
2362 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
2363 ("vec_unpacku_lo_v4si"): New pattern definitions.
2364 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
2367 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2369 * config/s390/s390-protos.h (s390_reverse_condition): New
2371 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
2373 (s390_reverse_condition): New function.
2374 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
2377 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2379 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
2380 (CCVHUANY): Remove modes.
2381 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
2383 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
2384 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
2386 (s390_branch_condition_mask): Adjust to use the new cc consumer
2387 modes. The new modes allow for proper reversal in the middle-end.
2388 (s390_expand_vec_compare_cc): Determine the proper cc producer and
2389 consumer modes for a comparison.
2390 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
2391 throughout the file.
2392 * config/s390/vx-builtins.md: Likewise.
2394 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
2396 * asan.c (asan_global_struct): Refactor.
2397 (create_odr_indicator): New function.
2398 (asan_needs_odr_indicator_p): Likewise.
2399 (is_odr_indicator): Likewise.
2400 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
2402 (asan_protect_global): Do not protect odr indicators.
2404 2016-12-01 Jeff Law <law@redhat.com>
2406 * tree-ssa-threadedge.c
2407 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
2408 propagation of operands if there are no operands.
2410 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2412 PR tree-optimization/78586
2413 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
2414 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
2415 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
2416 type is INTEGER_TYPE or POINTER_TYPE.
2418 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2421 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
2422 (vextuhrx): Likewise.
2423 (vextuwlx): Likewise.
2424 (vextuwrx): Likewise.
2426 2016-12-01 David Malcolm <dmalcolm@redhat.com>
2428 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
2429 early_dwarf_finished.
2431 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
2432 David S. Miller <davem@davemloft.net>
2434 * config/sparc/sparc.opt (mlra): New target option.
2435 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
2436 (sparc_lra_p): ...this. New function.
2437 (D_MODES, DF_MODES): Add missing cast.
2438 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
2439 provide these insns when flag_pic.
2440 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
2441 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
2442 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
2443 embmedany_textulo, embmedany_textlo): Likewise.
2444 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
2446 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
2450 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
2452 2016-12-01 Richard Biener <rguenther@suse.de>
2453 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2455 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
2456 memset if len-oldlen != 0.
2457 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
2459 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
2461 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
2463 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2465 * config/avr/avr.c: Fix coding rule glitches.
2467 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2469 PR tree-optimization/78598
2470 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
2473 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2475 PR rtl-optimization/78596
2476 * combine.c (simplify_comparison): Cast to unsigned to avoid
2477 left shifting of negative value.
2479 2016-12-01 Matthias Klose <doko@ubuntu.com>
2481 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
2483 2016-12-01 Richard Biener <rguenther@suse.de>
2485 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
2486 treat arrays with same type as objects that cannot overlap.
2488 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2490 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
2491 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
2492 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
2494 2016-12-01 Jakub Jelinek <jakub@redhat.com>
2497 * dwarf2out.c (loc_descr_plus_const): For negative offset use
2498 uint_loc_descriptor instead of int_loc_descriptor and perform negation
2499 in unsigned HOST_WIDE_INT type.
2500 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
2503 * config/rs6000/rs6000.c (rs6000_frame_related): Call
2504 set_used_flags (pat) before any simplifications. Clear used flag on
2505 PARALLEL copy. Don't guard add_reg_note call. Call
2506 copy_rtx_if_shared on pat before storing it into
2507 REG_FRAME_RELATED_EXPR.
2509 2016-12-01 Alan Modra <amodra@gmail.com>
2511 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
2512 look inside UNSPEC_VSX_XXSPLTW vec.
2514 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
2516 PR rtl-optimization/78607
2517 * combine.c (try_combine): Emit a barrier after a unconditional trap.
2519 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2522 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
2523 element is not a constant or in a register, force it to a
2527 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
2528 that will be set to a vector element to be in a register.
2529 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
2530 the wrong multiplier to convert the element number to a byte
2533 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
2535 PR tree-optimization/77856
2536 * lra-constraints.c (inherit_in_ebb): Check original regno for
2537 invalid invariant regs too. Set only clobbered hard regs for the
2538 invalid invariant regs.
2540 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2542 Commit files forgotten in r242966.
2544 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
2545 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
2546 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
2547 prefix check to find wrap-around value, instead use MCU flash size.
2548 For 8k flash devices, update link_pmem_wrap spec string to
2549 add --pmem-wrap-around=8k.
2550 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
2552 (LINK_SPEC): ...to here.
2554 2016-11-30 David Malcolm <dmalcolm@redhat.com>
2557 * selftest.c (selftest::assert_strndup_eq): New function.
2558 (selftest::test_strndup): New function.
2559 (selftest::test_libiberty): New function.
2560 (selftest::selftest_c_tests): Call test_libiberty.
2562 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2564 PR rtl-optimization/78610
2565 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
2568 2016-11-30 Bin Cheng <bin.cheng@arm.com>
2570 PR tree-optimization/78574
2571 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
2572 header PHI that doesn't define biv.
2574 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2576 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
2579 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
2580 sharing the SUBREG rtx between move and following insn.
2582 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
2583 for REG_EQUIV argument.
2585 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
2587 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
2589 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2592 * real.c (real_hash): Add cast to avoid left
2593 shifting of negative values.
2595 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2598 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
2599 from a subreg in operands[1] and don't call REGNO on a non-reg
2600 expression when deciding to force operands[2] into a reg.
2602 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2603 Andrew Burgess <andrew.burgess@embecosm.com>
2605 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
2606 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
2607 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
2608 * config/arc/arc700.md: Add define_bypass for store/load.
2610 2016-11-30 Martin Liska <mliska@suse.cz>
2612 * cgraph.c (symbol_table::initialize): Initialize
2613 ipa_clones_dump_file.
2614 (cgraph_node::remove): Report to ipa_clones_dump_file.
2615 * cgraph.h: Add new argument (suffix) to cloning methods.
2616 * cgraphclones.c (dump_callgraph_transformation): New function.
2617 (cgraph_node::create_clone): New argument.
2618 (cgraph_node::create_virtual_clone): Likewise.
2619 (cgraph_node::create_version_clone): Likewise.
2620 * dumpfile.c: Add .ipa-clones dump file.
2621 * dumpfile.h (enum tree_dump_index): Add TDI_clones
2622 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
2623 to dump_callgraph_transformation.
2625 2016-11-30 Martin Liska <mliska@suse.cz>
2628 * asan.c (asan_expand_mark_ifn): Properly
2629 select a VAR_DECL from FRAME.* component reference.
2631 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2633 PR rtl-optimization/78583
2634 * simplify-rtx.c (simplify_truncation): Add check missing from the
2637 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2639 PR rtl-optimization/78590
2640 * combine.c (change_zero_ext): Transform zero_extend of subregs only
2641 if the subreg_reg is a scalar integer mode.
2643 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2645 PR tree-optimization/78586
2646 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
2647 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
2648 Don't build_int_cst min/max twice. Formatting fix.
2650 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2652 PR rtl-optimization/78588
2653 * combine.c (if_then_else_cond): Also guard against BLKmode.
2654 * rtlanal.c (num_sign_bit_copies1): Add assert.
2656 2016-11-29 Jeff Law <law@redhat.com>
2658 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
2661 * lra-constraints.c (check_and_process_move): Constrain the
2662 range of DCLASS and SCLASS to avoid false positive out of bounds
2663 array index warning.
2665 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2667 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
2669 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2671 PR preprocessor/78569
2672 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2673 line directives were present.
2675 2016-11-30 Matthias Klose <doko@ubuntu.com>
2677 * doc/install.texi: Document configure options --enable-objc-gc
2678 and --with-target-bdw-gc.
2680 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
2683 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
2684 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
2685 residing in traditional altivec registers can be stored
2688 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
2691 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
2692 overhead loop start between a call and its CALL_ARG_LOCATION
2695 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
2697 * config/bfin/linux.h (CPP_SPEC): Define.
2699 2016-11-29 Martin Sebor <msebor@redhat.com>
2701 PR tree-optimization/78512
2702 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
2703 * config/rs6000/linux.h: Same.
2704 * config/rs6000/linux64.h: Same.
2705 * config/sol2.h: Same.
2706 * config/sol2.c (solaris_printf_pointer_format): Remove.
2707 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
2708 * doc/tm.texi: Regenerate.
2709 * gimple-ssa-sprintf.c (format_pointer): Rempove.
2710 (pass_sprintf_length::compute_format_length): Return bool.
2711 (pass_sprintf_length::handle_gimple_call): Adjust.
2712 * target.def (printf_pointer_format): Remove.
2713 * targhooks.c (default_printf_pointer_format): Remove.
2714 (linux_printf_pointer_format): Same.
2715 * targhooks.h (default_printf_pointer_format): Remove.
2716 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
2718 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
2720 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
2722 (SWI1248_AVX512BWDQ): Ditto.
2723 (SWI1248_AVX512BW): Ditto.
2724 (k<any_logic:code><mode>): Ditto.
2725 (kandn<mode>): Ditto.
2726 (kxnor<mode>): Ditto.
2727 (knot<mode>): Ditto.
2728 (*k<any_lshift:code><mode>): Ditto.
2729 (kortestzhi, kortestchi): Ditto.
2730 (kunpckhi, kunpcksi, kunpckdi): Ditto.
2732 2016-11-29 Andrew Pinski <apinski@cavium.com>
2734 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
2737 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
2740 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
2741 to stack before call mcount.
2742 (tilegx_can_use_return_insn_p): Clean up code.
2744 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2746 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
2748 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2754 * spellcheck.c (selftest::test_find_closest_string): Verify that
2755 we don't offer the goal string as a suggestion.
2756 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
2757 offer the goal string as a suggestion.
2760 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2762 * config/arc/arc.c (arc_override_options): Avoid selection of
2763 compact casesi for ARCv2.
2765 2016-11-29 Richard Biener <rguenther@suse.de>
2767 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
2768 PHIs after a regular stmt.
2769 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
2772 2016-11-29 Martin Liska <mliska@suse.cz>
2774 PR gcov-profile/78582
2775 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
2776 to prevent PHI argument clash.
2778 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2780 * config/arc/arc.opt (marclinux): Fix typo.
2781 (marclinux_prof): Likewise.
2783 2016-11-29 Jiong Wang <jiong.wang@arm.com>
2785 * target.def (stack_protect_runtime_enabled_p): New.
2786 * function.c (expand_function_end): Guard stack_protect_epilogue with
2787 targetm.stack_protect_runtime_enabled_p.
2788 * cfgexpand.c (pass_expand::execute): Likewise.
2789 * calls.c (expand_call): Likewise.
2790 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
2791 * doc/tm.texi: Regenerate.
2793 2016-11-29 Richard Biener <rguenther@suse.de>
2796 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
2798 2016-11-29 Janus Weil <janus@gcc.gnu.org>
2800 * doc/contrib.texi: Add a few missing gfortran contributors.
2802 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2804 * combine.c (change_zero_ext): Also handle extends from a subreg
2805 to a mode bigger than that of the operand of the subreg.
2807 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2810 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
2811 stack_restore_tie insn instead of stack_tie, for the SVR4 and
2813 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
2815 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2817 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
2818 head_components and tail_components.
2819 (spread_components): New algorithm.
2820 (emit_common_tails_for_components): Clear head_components and
2822 (insert_prologue_epilogue_for_components): Write extra output to the
2823 dump file for sibcalls and abnormal exits.
2825 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2827 PR rtl-optimization/78342
2828 * combine.c: Include "cfghooks.h".
2829 (try_combine): If we create an unconditional trap, break the basic
2830 block in two just after it, and remove the edge between; also, set
2831 the *new_direct_jump_p flag so that cleanup_cfg is run.
2833 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2835 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
2838 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2840 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
2841 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
2842 output template string.
2843 (*anddi_1): Use multi-line output template string.
2846 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2849 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
2850 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
2851 note has been removed.
2852 * postreload.c (reload_combine_recognize_pattern): If
2853 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
2855 2016-11-28 Martin Sebor <msebor@redhat.com>
2858 * gimple-ssa-sprintf.c (target_max_value): Remove.
2859 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
2860 (get_width_and_precision): New function.
2861 (format_integer, format_floating, get_string_length, format_string):
2862 Correct handling of width and precision with unknown value.
2863 (format_directive): Add warning.
2864 (pass_sprintf_length::compute_format_length): Allow for precision
2865 to consist of a sole period with no asterisk or digits after it.
2867 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2869 PR rtl-optimization/78546
2870 * simplify-rtx.c (neg_const_int): When negating most negative
2871 number in mode wider than HOST_BITS_PER_WIDE_INT, use
2872 simplify_const_unary_operation to produce CONST_DOUBLE or
2874 (simplify_plus_minus): Handle the case where neg_const_int
2875 doesn't return a CONST_INT.
2877 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2880 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
2881 left shifting of negative values.
2883 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2886 * tree-nested.c (convert_local_reference_stmt): After adding
2887 shared (FRAME.NN) clause to omp parallel, task or target,
2888 add it also to all outer omp parallel, task or target constructs.
2890 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2892 * config/i386/i386.md (UNSPEC_KMASKOP): New.
2893 (UNSPEC_KMOV): Remove.
2894 (kmovw): Expand to plain HImode move.
2895 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
2896 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
2897 Remove corresponding clobber-removing splitter.
2898 (*anddi_1): Remove mask register alternatives.
2902 (*<any_or:code><mode>_1): Ditto.
2903 (*<any_or:code>qi_1): Ditto.
2904 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
2905 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
2906 Remove corresponding splitter to operation with general registers.
2907 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
2908 (*andn<SWI12:mode>): New pattern.
2909 (*kxnor<mode>): Remove general register alternatives. Tag pattern
2910 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
2911 with general registers.
2912 (knot<mode>): New insn pattern.
2913 (*one_cmpl<mode>2_1): Remove mask register alternatives.
2914 (one_cmplqi2_1): Ditto.
2915 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
2916 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
2917 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
2918 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
2919 to generate kmaskop shift.
2920 (vec_unpacks_hi_<mode>): Ditto.
2921 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
2922 Use CODE_FOR_kandhi.
2923 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
2924 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
2925 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
2927 2016-11-28 Richard Biener <rguenther@suse.de>
2929 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
2930 to SSA names via extract_range_from_ssa_name if allowed.
2932 2016-11-28 Richard Biener <rguenther@suse.de>
2934 PR tree-optimization/78542
2935 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
2938 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
2940 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
2941 isolates a single bit, even if the condition involves subregs.
2943 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2945 * config/aarch64/aarch64-simd-builtins.def
2946 (BSL_P): Added di and v2di mode.
2947 * config/aarch64/arm_neon.h
2948 (vsriq_n_p64, vsri_n_p64): Added poly type.
2949 (vextq_p64, vext_p64): Likewise.
2950 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
2952 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2954 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
2955 (TYPES_GETREGP): Likewise.
2956 (TYPES_SHIFTINSERTP): Likewise.
2957 (TYPES_COMBINEP): Likewise.
2958 (TYPES_STORE1P): Likewise.
2959 * config/aarch64/aarch64-simd-builtins.def
2960 (combine): Added poly generator.
2961 (get_dregoi): Likewise.
2962 (get_dregci): Likewise.
2963 (get_dregxi): Likewise.
2967 * config/aarch64/arm_neon.h
2968 (poly64x1x2_t, poly64x1x3_t): New.
2969 (poly64x1x4_t, poly64x2x2_t): Likewise.
2970 (poly64x2x3_t, poly64x2x4_t): Likewise.
2971 (poly64x1_t): Likewise.
2972 (vcreate_p64, vcombine_p64): Likewise.
2973 (vdup_n_p64, vdupq_n_p64): Likewise.
2974 (vld2_p64, vld2q_p64): Likewise.
2975 (vld3_p64, vld3q_p64): Likewise.
2976 (vld4_p64, vld4q_p64): Likewise.
2977 (vld2_dup_p64, vld3_dup_p64): Likewise.
2978 (vld4_dup_p64, vsli_n_p64): Likewise.
2979 (vsliq_n_p64, vst1_p64): Likewise.
2980 (vst1q_p64, vst2_p64): Likewise.
2981 (vst3_p64, vst4_p64): Likewise.
2982 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
2983 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
2984 (vget_lane_p64, vgetq_lane_p64): Likewise.
2985 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
2986 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
2987 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
2988 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
2989 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
2990 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
2991 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
2992 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
2993 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
2994 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
2995 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
2996 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
2997 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
2998 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
2999 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
3000 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
3001 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
3002 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
3003 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
3004 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
3005 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
3006 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
3007 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
3008 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
3009 (vset_lane_p64, vsetq_lane_p64): Likewise.
3010 (vget_low_p64, vget_high_p64): Likewise.
3011 (vcombine_p64, vst2_lane_p64): Likewise.
3012 (vst3_lane_p64, vst4_lane_p64): Likewise.
3013 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
3014 (vst4q_lane_p64, vget_lane_p64): Likewise.
3015 (vget_laneq_p64, vset_lane_p64): Likewise.
3016 (vset_laneq_p64, vcopy_lane_p64): Likewise.
3017 (vcopy_laneq_p64, vdup_n_p64): Likewise.
3018 (vdupq_n_p64, vdup_lane_p64): Likewise.
3019 (vdup_laneq_p64, vld1_p64): Likewise.
3020 (vld1q_p64, vld1_dup_p64): Likewise.
3021 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
3022 (vmov_n_p64, vmovq_n_p64): Likewise.
3023 (vst3q_p64, vst4q_p64): Likewise.
3024 (vld1_lane_p64, vld1q_lane_p64): Likewise.
3025 (vst1_lane_p64, vst1q_lane_p64): Likewise.
3026 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
3027 (vdupq_laneq_p64): Likewise.
3029 2016-11-28 Tamar Christina <tamar.christina@arm.com>
3031 * config/arm/arm_neon.h (vget_lane_p64): New.
3033 2016-11-28 Iain Sandoe <iain@codesourcery.com>
3036 * configure.ac (with_ld64): Use portable method to extract the
3037 major part of the version number.
3038 * configure: Regenerated.
3040 2016-11-28 Jakub Jelinek <jakub@redhat.com>
3042 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
3043 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
3044 intmax_t couldn't be determined.
3045 (format_integer): Make {,u}intmax_type_node no longer static,
3046 initialize them only when needed. For z and t use
3047 signed_or_unsigned_type_for instead of assuming size_t and
3048 ptrdiff_t have the same precision.
3051 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
3052 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
3053 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
3054 vector instead of traversing m_classes hash table. Release
3056 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
3058 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
3059 add it also to m_classes_vec vector.
3060 (sem_item_optimizer::remove_symtab_node,
3061 sem_item_optimizer::build_hash_based_classes,
3062 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
3063 (sem_item_optimizer::subdivide_classes_by_equality,
3064 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
3065 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
3066 instead of traversing m_classes hash table. Formatting fixes.
3067 (sem_item_optimizer::traverse_congruence_split,
3068 sem_item_optimizer::do_congruence_step_for_index,
3069 sem_item_optimizer::do_congruence_step): Formatting fixes.
3070 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
3071 vector instead of traversing m_classes hash table.
3072 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
3073 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
3074 instead of traversing m_classes hash table.
3076 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
3078 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
3079 X is not unused after.
3081 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
3083 PR rtl-optimization/78120
3084 * rtlanal.c (insn_rtx_cost): Revert previous change.
3086 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
3089 * config/avr/avr.md (SPLIT34): New mode iterator.
3090 (bitop): New code iterator.
3091 (*iorhi3.ashift8-*). New insn-and-split patterns.
3092 (*movhi): Post-reload split reg = 0.
3093 [!MOVW]: Post-reload split reg = reg.
3094 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
3095 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
3096 (iorhi3, iorpsi3, iorsi3): Same.
3097 (xorhi3, xorpsi3, xorsi3): Same.
3098 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
3099 costs to *iorhi3.ashift8-* patterns.
3101 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3102 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3105 * config.in: Regenerate
3106 * config/darwin-driver.c (darwin_driver_init): Emit a version string
3108 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
3109 * config/darwin.opt(asm_macosx_version_min): New.
3110 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
3111 * configure: Regenerate
3112 * configure.ac: Check for mmacosx-version-min handling.
3114 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3117 * config/i386/i386.c (ix86_code_end): Note that we emitted code
3118 where the function might otherwise appear empty for picbase thunks.
3119 (ix86_output_function_epilogue): If we find a zero-sized function
3120 assume that reaching it is UB and trap. If we find a trailing label
3122 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
3123 find a zero-sized function assume that reaching it is UB and trap.
3124 If we find a trailing label, append a nop.
3126 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3129 * config/darwin-sections.def (picbase_thunk_section): New.
3130 * config/darwin.c (darwin_init_sections): Set up picbase thunk
3131 section. (darwin_rodata_section, darwin_objc2_section,
3132 machopic_select_section, darwin_asm_declare_constant_name,
3133 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
3134 coalesced with newer linkers.
3135 (darwin_override_options): Decide on usage of coalesed sections
3136 on the basis of the target linker version.
3137 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
3138 * config/darwin.opt (mtarget-linker): New.
3139 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
3140 a coalesced section, instead use a thunks section.
3142 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3145 * configure.ac (with-ld64): New var, set for Darwin, set on
3146 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
3147 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
3148 * config/darwin10.h(DEF_LD64): Update for this target version.
3149 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
3150 (DEF_LD64): Update for this target version.
3151 * configure: Regenerated.
3152 * config.in: Regenerated.
3154 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3157 * config/darwin.c (imachopic_indirection_name): Make data
3158 section indirections linker-visible.
3159 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
3160 constant labels linker-visible.
3162 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3164 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
3165 (free_lang_data): Remove assignment to ptrdiff_type_node.
3167 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3169 PR rtl-optimization/78526
3170 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
3171 beyond val's precision.
3173 PR rtl-optimization/78527
3174 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
3175 out of bounds shift count.
3177 2016-11-25 Martin Liska <mliska@suse.cz>
3180 * doc/invoke.texi (-fprofile-use): Fix reference to a section
3181 where -fprofile-generate is documented.
3183 2016-11-25 Martin Liska <mliska@suse.cz>
3185 PR gcov-profile/78086
3186 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
3187 not supported by a target. Set priority to 100 if possible.
3188 (build_gcov_exit_decl): Likewise.
3190 2016-11-25 Richard Biener <rguenther@suse.de>
3193 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
3194 unary, binary and single RHSs.
3195 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
3197 2016-11-25 Bin Cheng <bin.cheng@arm.com>
3202 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
3203 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
3204 and set it to result code if transformation is valid. Use code EQ
3205 directly in last simplification case.
3207 2016-11-25 Richard Biener <rguenther@suse.de>
3209 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
3210 before valueizing return stmts.
3212 2016-11-24 Richard Biener <rguenther@suse.de>
3214 PR tree-optimization/78343
3215 * passes.def: Add CD-DCE pass after loop splitting.
3216 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
3217 SCEV init/finalize ...
3218 (perform_tree_ssa_dce): ... here. Deal with being
3219 executed inside the loop pipeline in aggressive mode.
3221 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3223 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
3225 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3227 PR tree-optimization/77673
3228 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
3229 (init_symbolic_number): Initialize src field from src parameter.
3230 (perform_symbolic_merge): Select most dominated statement as the
3231 source statement. Set src field of resulting n structure from the
3232 input src with the lowest address.
3233 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
3234 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
3235 of load from src field rather than insertion statement. Cancel
3236 optimization if statement analyzed is not dominated by the insertion
3238 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
3239 dominance information.
3241 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
3244 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3246 2016-11-25 Martin Jambor <mjambor@suse.cz>
3248 PR tree-optimization/70965
3249 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
3251 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
3254 * config/i386/i386.c (i386_excess_precision): Do not return
3255 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3256 EXCESS_PRECISION_TYPE_STANDARD.
3257 * target.def (excess_precision): Document that targets should
3258 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3259 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
3260 Fix typo in first sentence.
3261 * doc/tm.texi: Regenerate.
3263 2016-11-25 Richard Biener <rguenther@suse.de>
3265 PR tree-optimization/78396
3266 * tree-vectorizer.c (vectorize_loops): When the if-converted
3267 body contains masked loads or stores do not attempt to
3268 basic-block-vectorize it.
3270 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3271 Alan Hayward <alan.hayward@arm.com>
3272 David Sherwood <david.sherwood@arm.com>
3274 * function.h (spill_slot_alignment): Declare.
3275 * function.c (spill_slot_alignment): New function.
3276 * lra-spills.c (slot): Add align and size fields.
3277 (assign_mem_slot): Use them in the call to assign_stack_local.
3278 (add_pseudo_to_slot): Update the fields.
3279 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
3281 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3282 Alan Hayward <alan.hayward@arm.com>
3283 David Sherwood <david.sherwood@arm.com>
3285 * stor-layout.c (layout_type): Allow the caller to set the mode of
3286 a float type. Only choose one here if the mode is still VOIDmode.
3287 * tree.c (build_common_tree_nodes): Set the type mode of decimal
3288 floats before calling layout_type.
3289 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
3291 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3293 * tree-tailcall.c (find_tail_calls): Allow calls to reference
3294 local variables if all references are known to be direct.
3296 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3297 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3300 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
3301 non null and it's precision matches precision of lhs's type.
3303 2016-11-24 Martin Sebor <msebor@redhat.com>
3305 PR tree-optimization/78476
3306 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
3308 (handle_gimple_call): Adjust signature.
3309 (try_substitute_return_value): Remove calls to bounded functions
3310 with zero buffer size whose result is known.
3311 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
3313 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3315 * varasm.c (assemble_start_function): Wrap align_log definition in
3316 ASM_OUTPUT_MAX_SKIP_ALIGN.
3318 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
3320 * config/i386/i386.md (wide AND insn to QImode splitter): Use
3321 explicit mode macros.
3322 (wide OR insn to QImode splitter): Ditto.
3324 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
3326 PR rtl-optimization/77541
3327 * lra-constraints.c (struct input_reload): Add field match_p.
3328 (get_reload_reg): Check modes of input reloads to generate unique
3329 value reload pseudo.
3330 (match_reload): Add input reload pseudo for the current insn.
3332 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3334 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
3335 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
3336 architecture levels.
3337 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
3338 the aarch64_fp16_type_node, not all HFmode types.
3339 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
3340 (aarch64_scalar_mode_supported_p): Likewise.
3341 (aarch64_excess_precision): New.
3342 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
3343 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
3344 (TARGET_C_EXCESS_PRECISION): Likewise.
3346 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3348 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
3349 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3351 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3353 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
3354 (<optab>dihf2): Likewise.
3355 (aarch64_fp16_<optab><mode>hf2): New.
3357 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
3360 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
3362 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3364 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
3365 Enable REE at -O2 and higher.
3366 * config/sparc/sparc.c (sparc_option_override): Disable it by default
3369 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3373 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
3374 (new_temp_expr_table): Initialise reg_vars_cnt.
3375 (free_temp_expr_table): Release reg_vars_cnt.
3376 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
3378 (find_replaceable_in_bb): Use the above to record register variable
3379 write occurrences and cancel replacement across them.
3381 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3383 PR rtl-optimization/78437
3384 * ree.c (get_uses): New function.
3385 (combine_reaching_defs): When a copy is needed, return false if any
3386 reaching use of the source register reads it in a mode larger than
3387 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
3389 2016-11-24 Martin Liska <mliska@suse.cz>
3391 * gimple-pretty-print.c (dump_edge_probability): New function.
3392 (dump_gimple_switch): Dump label edge probabilities.
3393 (dump_gimple_cond): Likewise.
3394 (dump_gimple_label): Dump
3395 (dump_gimple_bb_header): Dump basic block frequency.
3396 (pp_cfg_jump): Replace e->dest argument with e.
3397 (dump_implicit_edges): Likewise.
3398 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
3399 Use gimple_bb (at) instead of at->bb.
3401 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
3403 * common.opt (flimit-function-alignment): New.
3404 * doc/invoke.texi (-flimit-function-alignment): Document.
3405 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
3406 * final.c (shorten_branches): Set it.
3407 * varasm.c (assemble_start_function): Limit alignment if
3410 2016-11-24 Richard Biener <rguenther@suse.de>
3412 PR tree-optimization/71595
3413 * cfgloopmanip.h (remove_path): Add irred_invalidated and
3414 loop_closed_ssa_invalidated parameters, defaulted to NULL.
3415 * cfgloopmanip.c (remove_path): Likewise, pass them along to
3416 called functions. Only fix irred flags if the caller didn't
3418 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
3419 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
3422 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
3424 PR rtl-optimization/78120
3425 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
3426 cases, and additionally test against max_seq_cost for speed
3428 (noce_process_if_block): Compute an estimate for the original cost when
3429 optimizing for speed, using the minimum of then and else block costs.
3431 PR rtl-optimization/78120
3432 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
3434 PR rtl-optimization/78120
3435 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
3437 2016-11-24 Bin Cheng <bin.cheng@arm.com>
3439 * match.pd: Refine type conversion in result expr for below pattern:
3440 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
3442 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3445 * tree.h (wi::fits_to_boolean_p): New predicate.
3446 (wi::fits_to_tree_p): Use it for boolean types.
3447 * tree.c (int_fits_type_p): Likewise.
3449 2016-11-24 Martin Liska <mliska@suse.cz>
3451 * print-tree.c (struct bucket): Remove.
3452 (print_node): Add new argument which drives whether a tree node
3453 is printed briefly or not.
3454 (debug_tree): Replace a custom hash table with hash_set<T>.
3455 * print-tree.h (print_node): Add the argument.
3457 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
3459 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
3461 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
3464 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
3465 if it is at least NREGS wide.
3467 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3469 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
3470 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
3471 TFmode, IFmode and KFmode.
3473 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3475 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
3478 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3480 * combine.c (change_zero_ext): Only change the mode of a hard register
3481 destination if can_change_dest_mode holds for that.
3483 2016-11-23 Jeff Law <law@redhat.com>
3485 * varasm.c (assemble_name): Increase buffer size for name.
3487 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
3489 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
3491 * doc/extend.texi: Constify first argument to __builtin_object_size.
3493 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
3495 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
3496 to be used. Add brackets around macro argument.
3498 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3500 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
3502 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3505 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
3506 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
3508 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3511 * omp-low.c (build_outer_var_ref): Change lastprivate argument
3512 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
3513 on worksharing constructs, treat it like clauses on simd construct.
3515 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
3516 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
3517 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
3518 of true as last argument to build_outer_var_ref.
3520 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3522 * config/i386/i386.md (*movqi_internal): Calculate mode
3523 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
3524 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
3525 (*k<logic><mode>): Calculate mode attribute depending on
3526 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
3527 (*andqi_1): Calculate mode attribute of alternative 3 depending
3528 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
3529 (kandn<mode>): Calculate mode attribute of alternative 2 depending
3530 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
3531 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
3532 iterator. Calculate mode attribute of alternative 1 depending
3533 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
3534 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
3535 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
3537 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3540 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
3541 * tree-vrp.c (extract_range_basic): Handle case for
3542 CFN_BUILT_IN_STRLEN.
3544 2016-11-23 Jeff Law <law@redhat.com>
3546 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
3548 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
3549 in boolean context warning.
3551 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
3553 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3556 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
3557 (arm_fp16_type_node): ...This, make visibile.
3558 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
3560 (arm_init_simd_builtin_types): Likewise.
3561 (arm_init_fp16_builtins): Likewise.
3562 * config/arm/arm.c (arm_excess_precision): New.
3563 (arm_floatn_mode): Likewise.
3564 (TARGET_C_EXCESS_PRECISION): Likewise.
3565 (TARGET_FLOATN_MODE): Likewise.
3566 (arm_promoted_type): Only promote arm_fp16_type_node.
3567 * config/arm/arm.h (arm_fp16_type_node): Declare.
3569 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3571 * config/arm/arm.c (arm_convert_to_type): Delete.
3572 (TARGET_CONVERT_TO_TYPE): Delete.
3573 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
3574 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
3575 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
3576 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
3577 are in fast math mode, and have no single step hardware instruction.
3578 (extendhfdf2): Only expand through SFmode if we don't have a
3579 single-step hardware instruction.
3580 * config/arm/vfp.md (*truncdfhf2): New.
3581 (extendhfdf2): Likewise.
3583 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3585 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
3588 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3590 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
3591 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
3592 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
3593 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
3594 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
3595 * doc/tm.texi: Regenerate.
3596 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
3598 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3600 * toplev.c (init_excess_precision): Delete most logic.
3601 * tree.c (excess_precision_type): Rewrite to use
3602 TARGET_EXCESS_PRECISION.
3603 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
3604 more generic fashion.
3605 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
3606 __STDC_WANT_IEC_60559_TYPES_EXT__.
3608 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3610 * common.opt (fpermitted-flt-eval-methods): New.
3611 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
3612 * flag_types.h (permitted_flt_eval_methods): New.
3614 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3616 * config/m68k/m68k.c (m68k_excess_precision): New.
3617 (TARGET_C_EXCESS_PRECISION): Define.
3619 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3621 * config/s390/s390.c (s390_excess_precision): New.
3622 (TARGET_C_EXCESS_PRECISION): Define.
3624 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3626 * config/i386/i386.c (ix86_excess_precision): New.
3627 (TARGET_C_EXCESS_PRECISION): Define.
3629 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3631 * target.def (excess_precision): New hook.
3632 * target.h (flt_eval_method): New.
3633 (excess_precision_type): Likewise.
3634 * targhooks.c (default_excess_precision): New.
3635 * targhooks.h (default_excess_precision): New.
3636 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
3637 * doc/tm.texi: Regenerate.
3639 2016-11-23 Martin Sebor <msebor@redhat.com>
3642 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
3643 set the minimum number of bytes for an unknown string to zero.
3645 2016-11-23 Martin Jambor <mjambor@suse.cz>
3646 Martin Liska <mliska@suse.cz>
3648 * hsa-builtins.def: New file.
3649 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
3650 * builtins.def: Include hsa-builtins.def.
3651 (DEF_HSA_BUILTIN): New macro.
3652 * dumpfile.h (OPTGROUP_OPENMP): Define.
3653 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
3654 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
3655 GF_OMP_FOR_GRID_GROUP_ITER.
3656 (gimple_omp_for_grid_phony): Added checking assert.
3657 (gimple_omp_for_set_grid_phony): Likewise.
3658 (gimple_omp_for_grid_intra_group): New function.
3659 (gimple_omp_for_set_grid_intra_group): Likewise.
3660 (gimple_omp_for_grid_group_iter): Likewise.
3661 (gimple_omp_for_set_grid_group_iter): Likewise.
3662 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
3663 previosuly only distribute loop was permitted.
3664 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
3665 (grid_get_kernel_launch_attributes): Support multiple HSA grid
3667 (grid_expand_omp_for_loop): Likewise and also support standalone
3668 distribute constructs. New parameter INTRA_GROUP, updated both users.
3669 (grid_expand_target_grid_body): Support standalone distribute
3671 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
3672 (pass_data_expand_omp_ssa): Likewise.
3673 (pass_data_omp_device_lower): Likewsie.
3674 (pass_data_lower_omp): Likewise.
3675 (pass_data_diagnose_omp_blocks): Likewise.
3676 (pass_data_oacc_device_lower): Likewise.
3677 (pass_data_omp_target_link): Likewise.
3678 (grid_lastprivate_predicate): New function.
3679 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
3681 (lower_omp_for): Support standalone distribute constructs.
3682 (grid_prop): New type.
3683 (grid_safe_assignment_p): Check for assignments to group_sizes, new
3685 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
3687 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
3688 optimization info messages.
3689 (grid_find_single_omp_among_assignments): Likewise.
3690 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
3691 (grid_parallel_clauses_gridifiable): New function.
3692 (grid_inner_loop_gridifiable_p): Likewise.
3693 (grid_dist_follows_simple_pattern): Likewise.
3694 (grid_gfor_follows_tiling_pattern): Likewise.
3695 (grid_call_permissible_in_distribute_p): Likewise.
3696 (grid_handle_call_in_distribute): Likewise.
3697 (grid_dist_follows_tiling_pattern): Likewise.
3698 (grid_target_follows_gridifiable_pattern): Support standalone
3699 distribute constructs.
3700 (grid_var_segment): New enum.
3701 (grid_mark_variable_segment): New function.
3702 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
3703 if a new argument says so.
3704 (grid_process_grid_body): New function.
3705 (grid_eliminate_combined_simd_part): Likewise.
3706 (grid_mark_tiling_loops): Likewise.
3707 (grid_mark_tiling_parallels_and_loops): Likewise.
3708 (grid_process_kernel_body_copy): Support standalone distribute
3710 (grid_attempt_target_gridification): New grid variable holding overall
3711 gridification state. Support standalone distribute constructs and
3713 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
3714 * hsa.h (hsa_bb): Add method method append_phi.
3715 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
3716 occurences in all files too.
3717 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
3718 (is_a_helper <hsa_insn_br *>::test): New function.
3719 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
3720 branch instructions.
3721 (hsa_insn_signal): Make a direct descendant of
3722 hsa_insn_basic. Add memorder constructor parameter and
3723 m_memory_order and m_signalop member variables.
3724 (hsa_insn_queue): Changed constructor parameters to common form.
3725 Added m_segment and m_memory_order member variables.
3726 (hsa_summary_t): Add private member function
3727 process_gpu_implementation_attributes.
3728 (hsa_function_summary): Rename m_binded_function to
3730 (hsa_insn_basic_p): Remove typedef.
3731 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
3732 (hsa_op_reg_p): Remove typedef.
3733 (hsa_function_representation): Change hsa_op_reg_p into plain
3735 (hsa_insn_phi): Removed new and delete operators.
3736 (hsa_insn_br): Likewise.
3737 (hsa_insn_cbr): Likewise.
3738 (hsa_insn_sbr): Likewise.
3739 (hsa_insn_cmp): Likewise.
3740 (hsa_insn_mem): Likewise.
3741 (hsa_insn_atomic): Likewise.
3742 (hsa_insn_signal): Likewise.
3743 (hsa_insn_seg): Likewise.
3744 (hsa_insn_call): Likewise.
3745 (hsa_insn_arg_block): Likewise.
3746 (hsa_insn_comment): Likewise.
3747 (hsa_insn_srctype): Likewise.
3748 (hsa_insn_packed): Likewise.
3749 (hsa_insn_cvt): Likewise.
3750 (hsa_insn_alloca): Likewise.
3751 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
3752 (process_gpu_implementation_attributes): New function.
3753 (link_functions): Move some functionality into it. Adjust after
3754 renaming m_binded_functions to m_bound_functions.
3755 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
3756 to the list of instructions with no output registers.
3757 (get_in_type): Return this if it is a register of
3759 (hsa_get_declaration_name): Moved to...
3760 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
3761 temporary string on an obstack instead from ggc.
3762 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
3763 down to two overloads.
3764 (hsa_allocp_operand_address): Removed.
3765 (hsa_allocp_operand_immed): Likewise.
3766 (hsa_allocp_operand_reg): Likewise.
3767 (hsa_allocp_operand_code_list): Likewise.
3768 (hsa_allocp_operand_operand_list): Likewise.
3769 (hsa_allocp_inst_basic): Likewise.
3770 (hsa_allocp_inst_phi): Likewise.
3771 (hsa_allocp_inst_mem): Likewise.
3772 (hsa_allocp_inst_atomic): Likewise.
3773 (hsa_allocp_inst_signal): Likewise.
3774 (hsa_allocp_inst_seg): Likewise.
3775 (hsa_allocp_inst_cmp): Likewise.
3776 (hsa_allocp_inst_br): Likewise.
3777 (hsa_allocp_inst_sbr): Likewise.
3778 (hsa_allocp_inst_call): Likewise.
3779 (hsa_allocp_inst_arg_block): Likewise.
3780 (hsa_allocp_inst_comment): Likewise.
3781 (hsa_allocp_inst_queue): Likewise.
3782 (hsa_allocp_inst_srctype): Likewise.
3783 (hsa_allocp_inst_packed): Likewise.
3784 (hsa_allocp_inst_cvt): Likewise.
3785 (hsa_allocp_inst_alloca): Likewise.
3786 (hsa_allocp_bb): Likewise.
3788 (hsa_init_data_for_cfun): Initialize obstack.
3789 (hsa_deinit_data_for_cfun): Release memory of the obstack.
3790 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
3791 (hsa_op_reg::operator new): Likewise.
3792 (hsa_op_address::operator new): Likewise.
3793 (hsa_op_code_list::operator new): Likewise.
3794 (hsa_op_operand_list::operator new): Likewise.
3795 (hsa_insn_basic::operator new): Likewise.
3796 (hsa_insn_phi::operator new): Likewise.
3797 (hsa_insn_br::operator new): Likewise.
3798 (hsa_insn_sbr::operator new): Likewise.
3799 (hsa_insn_cmp::operator new): Likewise.
3800 (hsa_insn_mem::operator new): Likewise.
3801 (hsa_insn_atomic::operator new): Likewise.
3802 (hsa_insn_signal::operator new): Likewise.
3803 (hsa_insn_seg::operator new): Likewise.
3804 (hsa_insn_call::operator new): Likewise.
3805 (hsa_insn_arg_block::operator new): Likewise.
3806 (hsa_insn_comment::operator new): Likewise.
3807 (hsa_insn_srctype::operator new): Likewise.
3808 (hsa_insn_packed::operator new): Likewise.
3809 (hsa_insn_cvt::operator new): Likewise.
3810 (hsa_insn_alloca::operator new): Likewise.
3811 (hsa_init_new_bb): Likewise.
3812 (hsa_bb::append_phi): New function.
3813 (gen_hsa_phi_from_gimple_phi): Use it.
3814 (get_symbol_for_decl): Fix dinstinguishing between
3815 global and local functions. Put local variables into a segment
3816 according to their attribute or static flag, if there is one.
3817 (hsa_insn_br::hsa_insn_br): New.
3818 (hsa_insn_br::operator new): Likewise.
3819 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
3820 (query_hsa_grid_nodim): New function.
3821 (multiply_grid_dim_characteristics): Likewise.
3822 (gen_get_num_threads): Likewise.
3823 (gen_get_num_teams): Reimplemented.
3824 (gen_get_team_num): Likewise.
3825 (gen_hsa_insns_for_known_library_call): Updated calls to the above
3827 (get_memory_order_name): Removed.
3828 (get_memory_order): Likewise.
3829 (hsa_memorder_from_tree): New function.
3830 (gen_hsa_ternary_atomic_for_builtin): Renamed to
3831 gen_hsa_atomic_for_builtin, can also create signals.
3832 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
3833 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
3834 (hsa_insn_atomic): Fix function comment.
3835 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
3836 ancestor constructor and initialization of new member variables.
3837 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
3839 (hsa_get_host_function): Handle functions with no bound CPU
3840 implementation. Fix binded to bound.
3841 (get_brig_function_name): Likewise.
3842 (HSA_SORRY_ATV): Remove semicolon after macro.
3843 (HSA_SORRY_AT): Likewise.
3844 (omp_simple_builtin::generate): Add missing semicolons.
3845 (hsa_insn_phi::operator new): Removed.
3846 (hsa_insn_br::operator new): Likewise.
3847 (hsa_insn_cbr::operator new): Likewise.
3848 (hsa_insn_sbr::operator new): Likewise.
3849 (hsa_insn_cmp::operator new): Likewise.
3850 (hsa_insn_mem::operator new): Likewise.
3851 (hsa_insn_atomic::operator new): Likewise.
3852 (hsa_insn_signal::operator new): Likewise.
3853 (hsa_insn_seg::operator new): Likewise.
3854 (hsa_insn_call::operator new): Likewise.
3855 (hsa_insn_arg_block::operator new): Likewise.
3856 (hsa_insn_comment::operator new): Likewise.
3857 (hsa_insn_srctype::operator new): Likewise.
3858 (hsa_insn_packed::operator new): Likewise.
3859 (hsa_insn_cvt::operator new): Likewise.
3860 (hsa_insn_alloca::operator new): Likewise.
3861 (get_symbol_for_decl): Accept CONST_DECLs, put them to
3863 (gen_hsa_addr): Also process CONST_DECLs.
3864 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
3866 (gen_hsa_unary_operation): Make sure the function does
3867 not use bittype source type for firstbit and lastbit operations.
3868 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
3870 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
3872 (emit_branch_insn): Renamed to emit_cond_branch_insn.
3873 Emit the width stored in the class.
3874 (emit_generic_branch_insn): New function.
3875 (emit_insn): Call emit_generic_branch_insn.
3876 (emit_signal_insn): Remove obsolete comment. Update
3877 member variable name, pick a type according to profile.
3878 (emit_alloca_insn): Remove obsolete comment.
3879 (emit_atomic_insn): Likewise.
3880 (emit_queue_insn): Get segment and memory order from the IR object.
3881 (hsa_brig_section): Make allocate_new_chunk, chunks
3882 and cur_chunk provate, add a default NULL parameter to add method.
3883 (hsa_brig_section::add): Added a new parameter, store pointer to
3884 output data there if it is non-NULL.
3885 (emit_function_directives): Use this new parameter instead of
3886 calculating the pointer itself, fix function comment.
3887 (hsa_brig_emit_function): Add forgotten endian conversion.
3888 (hsa_output_kernels): Remove unnecessary building of
3889 kernel_dependencies_vector_type.
3890 (emit_immediate_operand): Declare.
3891 (emit_directive_variable): Also emit initializers of CONST_DECLs.
3892 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
3893 (verify_function_arguments): Properly detect variadic
3895 * hsa-dump.c (hsa_width_specifier_name): New function.
3896 (dump_hsa_insn_1): Dump generic branch instructions, update signal
3897 member variable name. Special dumping for queue objects.
3898 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
3899 m_binded_functions to m_bound_functions. Copy externally visible flag
3901 (ipa_hsa_write_summary): Likewise.
3902 (ipa_hsa_read_section): Likewise.
3904 2016-11-23 Richard Biener <rguenther@suse.de>
3906 PR tree-optimization/78396
3907 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
3908 vectorize try vectorizing an if-converted body using BB vectorization.
3910 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3911 Alan Hayward <alan.hayward@arm.com>
3912 David Sherwood <david.sherwood@arm.com>
3914 * rtlanal.c (subreg_get_info): Use more local variables.
3915 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
3916 occupies at least one register. Assume that full hard registers
3917 have consistent endianness. Share previously-duplicated if block.
3918 Rework the main handling so that it operates on independently-
3919 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
3920 to check lowpart offsets, without trying to find an equivalent
3921 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
3922 as a final register-endianness correction.
3924 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3930 * combine.c (make_compound_operation_int): Do not convert a subreg of
3931 a non-constant logical shift right to a zero_extract. Handle the case
3932 where some zero bits have been shifted into the range covered by that
3935 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3936 Alan Hayward <alan.hayward@arm.com>
3937 David Sherwood <david.sherwood@arm.com>
3939 * rtl.h (subreg_size_offset_from_lsb): Declare.
3940 (subreg_offset_from_lsb): New function.
3941 (subreg_size_lowpart_offset): Declare.
3942 (subreg_lowpart_offset): Turn into an inline function.
3943 (subreg_size_highpart_offset): Declare.
3944 (subreg_highpart_offset): Turn into an inline function.
3945 * emit-rtl.c (subreg_size_lowpart_offset): New function.
3946 (subreg_size_highpart_offset): Likewise
3947 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
3949 2016-11-23 Richard Biener <rguenther@suse.de>
3951 PR tree-optimization/78482
3952 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
3953 (remove_forwarder_block_with_phi): When merging with a loop
3954 header creates a new latch reset number of iteration information
3957 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
3959 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
3960 (*ashrsi3_extend0): ...this. Accept constant integers.
3961 (*ashrsi3_extend2): Rename to...
3962 (*ashrsi3_extend1): ...this.
3963 (*ashrsi3_extend2): New pattern.
3964 (*lshrsi3_extend1): Accept constant integers.
3965 (*lshrsi3_extend2): Fix condition on operand 2.
3967 2016-11-23 Martin Liska <mliska@suse.cz>
3969 * config/i386/i386.c: Initialize function pointer to NULL.
3971 2016-11-23 Bin Cheng <bin.cheng@arm.com>
3973 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
3974 for A == C1 ? A : C2 to below.
3975 * match.pd: Move from above to here:
3976 (cond (eq (convert1? x) c1) (convert2? x) c2)
3977 -> (cond (eq x c1) c1 c2).
3979 2016-11-23 Bin Cheng <bin.cheng@arm.com>
3981 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
3982 for A cmp C1 ? A : C2 to below, also simplify remaining code.
3983 * match.pd: Move and extend simplification from above to here:
3984 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
3985 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
3986 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
3988 2016-11-23 Martin Liska <mliska@suse.cz>
3989 Martin Jambor <mjambor@suse.cz>
3991 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
3993 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
3996 * opts.c (finish_options): Set -fsyntax-only if running self tests.
3998 2016-11-23 Richard Biener <rguenther@suse.de>
4001 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
4002 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
4004 2016-11-23 Richard Biener <rguenther@suse.de>
4007 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
4010 2016-11-23 Richard Biener <rguenther@suse.de>
4011 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
4013 PR tree-optimization/78154
4014 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
4015 returns it's argument and the argument is nonnull.
4016 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
4017 ATT_RETNONNULL_NOTHROW_LEAF.
4018 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
4019 ATTR_RETNONNULL_NOTHROW_LEAF.
4020 (BUILT_IN_STPCPY): Likewise.
4021 (BUILT_IN_STPNCPY): Likewise.
4022 (BUILT_IN_MEMPCPY_CHK): Likewise.
4023 (BUILT_IN_STPCPY_CHK): Likewise.
4024 (BUILT_IN_STPNCPY_CHK): Likewise.
4025 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
4026 (BUILT_IN_STRNCAT): Likewise.
4027 (BUILT_IN_STRNCPY): Likewise.
4028 (BUILT_IN_MEMSET_CHK): Likewise.
4029 (BUILT_IN_STRCAT_CHK): Likewise.
4030 (BUILT_IN_STRCPY_CHK): Likewise.
4031 (BUILT_IN_STRNCAT_CHK): Likewise.
4032 (BUILT_IN_STRNCPY_CHK): Likewise.
4034 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
4036 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
4037 * fold-const.h (tree_expr_nonzero_p) : Declare.
4038 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
4040 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
4042 * system.h (HAVE_DESIGNATED_INITIALIZERS,
4043 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
4044 "defined" in macros.
4045 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
4046 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
4047 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
4049 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
4052 * config/avr/constraints.md (Csp): Widen range to [-11..6].
4053 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
4054 of RCALLs in prologue to 3.
4056 2016-11-22 Michael Collison <michael.collison@arm.com>
4058 * config/aarch64/aarch64-protos.h
4059 (aarch64_and_split_imm1, aarch64_and_split_imm2)
4060 (aarch64_and_bitmask_imm): New prototypes
4061 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
4062 New overloaded function to create bit mask covering the
4063 lowest to highest bits set.
4064 (aarch64_and_split_imm2): New overloaded functions to create bit
4065 mask of zeros between first and last bit set.
4066 (aarch64_and_bitmask_imm): New function to determine if a integer
4067 is a valid two instruction "and" operation.
4068 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
4069 allowing wider range of constants with "and" operations.
4070 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
4071 "and" operator from matching restricted constant range used for
4072 ior and xor operators.
4073 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
4074 for constants in "and" operantions.
4075 (UsP constraint): New DImode constraint for constants
4076 in "and" operations.
4077 * config/aarch64/iterators.md (lconst2): New mode iterator.
4078 (LOGICAL2): New code iterator.
4079 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
4081 (aarch64_logical_and_operand): New predicate allowing extended
4082 constants for "and" operations.
4084 2016-11-22 Walter Lee <walt@tilera.com>
4086 * config/tilegx/tilegx.md (trap): New pattern.
4087 * config/tilepro/tilepro.md (trap): Likewise.
4089 2016-11-22 Walter Lee <walt@tilera.com>
4091 * config/tilegx/tilegx.md (*zero_extract): Use
4092 define_insn_and_split instead of define_insn; Handle pos + size >
4094 (*sign_extract): Likewise.
4096 2016-11-22 Marek Polacek <polacek@redhat.com>
4098 PR tree-optimization/78455
4099 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
4101 2016-11-22 Ian Lance Taylor <iant@golang.org>
4105 * godump.c (go_format_type): Always pass alignment as 1 when
4106 calling go_append_padding at end of struct/union.
4108 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4111 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
4112 _mm512_setzero_hi): Removed.
4113 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
4114 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
4115 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
4116 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
4117 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
4118 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
4119 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
4120 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
4121 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
4122 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
4123 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
4124 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
4125 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
4126 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
4127 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
4128 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
4129 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
4130 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
4131 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
4132 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
4133 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
4134 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
4135 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
4136 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
4137 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
4138 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
4139 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
4140 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
4141 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
4142 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
4143 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
4144 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
4145 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
4146 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
4147 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
4148 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
4149 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4150 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4151 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4152 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
4153 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
4154 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
4155 _mm512_setzero_qi or _mm512_setzero_hi.
4156 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
4157 _mm512_maskz_dbsad_epu8): Formatting fixes.
4158 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
4159 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4160 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4161 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4162 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
4163 _mm512_setzero_qi or _mm512_setzero_hi.
4165 2016-11-22 Nathan Sidwell <nathan@acm.org>
4167 * gcc-ar.c (main): Fix indentation.
4168 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
4169 * ggc-page.c (move_ptes_to_front): Fix formatting.
4170 * hsa-dump.c (dump_has_cfun): Fix indentation.
4171 * sel-sched-ir.h: Remove trailing blank lines.
4173 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4174 Alexander Monakov <amonakov@ispras.ru>
4176 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
4177 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
4178 (omp_clause_code_name): Add _simt_ name.
4179 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
4180 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
4181 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
4182 (scan_omp_simd): New function.
4183 (scan_omp_1_stmt): Use it in target regions if needed.
4184 (omp_max_vf): Don't max with omp_max_simt_vf.
4185 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
4186 OMP_CLAUSE__SIMT_ is present.
4187 (lower_rec_input_clauses): Compute maybe_simt from presence of
4189 (lower_lastprivate_clauses): Likewise.
4190 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
4191 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
4192 * internal-fn.def (GOMP_USE_SIMT): New internal function.
4193 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
4195 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
4197 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
4198 (expand_GOMP_SIMT_VF): New.
4199 (expand_GOMP_SIMT_LAST_LANE): New.
4200 (expand_GOMP_SIMT_ORDERED_PRED): New.
4201 (expand_GOMP_SIMT_VOTE_ANY): New.
4202 (expand_GOMP_SIMT_XCHG_BFLY): New.
4203 (expand_GOMP_SIMT_XCHG_IDX): New.
4204 * internal-fn.def (GOMP_SIMT_LANE): New.
4205 (GOMP_SIMT_VF): New.
4206 (GOMP_SIMT_LAST_LANE): New.
4207 (GOMP_SIMT_ORDERED_PRED): New.
4208 (GOMP_SIMT_VOTE_ANY): New.
4209 (GOMP_SIMT_XCHG_BFLY): New.
4210 (GOMP_SIMT_XCHG_IDX): New.
4211 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
4212 (create_omp_child_function): ...here. Set "omp target entrypoint"
4213 or "omp declare target" attribute based on is_gimple_omp_offloaded.
4214 (omp_max_simt_vf): New. Use it...
4215 (omp_max_vf): ...here.
4216 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
4217 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
4218 (lower_omp_ordered): Likewise, for "ordered" lowering.
4219 (expand_omp_simd): Add SIMT transforms.
4220 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
4221 (execute_omp_device_lower): New.
4222 (pass_data_omp_device_lower): New.
4223 (pass_omp_device_lower): New pass.
4224 (make_pass_omp_device_lower): New.
4225 * passes.def (pass_omp_device_lower): Position new pass.
4226 * tree-pass.h (PROP_gimple_lomp_dev): Define.
4227 (make_pass_omp_device_lower): Declare.
4229 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4232 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
4233 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
4235 (_mm_maskz_load_epi64): Likewise.
4236 (_mm_setzero_hi): Removed.
4237 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
4239 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
4240 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
4241 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
4242 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
4243 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
4244 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
4245 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
4246 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
4247 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4248 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
4249 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
4251 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
4252 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
4253 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
4254 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
4255 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
4256 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
4257 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
4258 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
4259 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
4260 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
4261 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
4262 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4263 instead of _mm_setzero_hi.
4264 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
4265 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
4266 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
4267 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
4268 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
4269 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
4270 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
4271 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
4272 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
4273 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
4274 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
4275 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
4276 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
4277 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
4278 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
4279 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
4280 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
4281 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
4282 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
4283 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
4284 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
4285 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
4286 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
4287 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
4288 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4289 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
4291 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4292 instead of _mm_setzero_hi.
4293 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
4294 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
4295 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
4296 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4297 _mm_setzero_si128 instead of _mm_setzero_di.
4298 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
4299 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
4300 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
4301 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
4302 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
4303 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
4304 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
4305 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
4306 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
4307 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
4308 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
4309 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
4310 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
4311 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
4312 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
4313 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
4314 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
4315 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
4316 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
4317 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
4318 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
4319 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
4320 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
4321 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
4322 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
4323 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
4324 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
4325 _mm512_maskz_insertf32x8): Formatting fixes.
4326 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4327 _mm_setzero_si128 instead of _mm_setzero_di.
4328 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
4329 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
4330 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
4331 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
4332 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
4333 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
4334 _mm_setzero_si128 instead of _mm_setzero_di.
4335 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
4337 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
4338 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
4339 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
4340 _mm_setzero_si128 instead of _mm_setzero_hi.
4341 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
4342 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
4343 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
4344 instead of _mm_setzero_di.
4345 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
4346 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
4348 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
4349 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
4351 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
4353 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
4354 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
4355 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
4357 2016-11-22 Carl Love <cel@us.ibm.com>
4359 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
4360 equal and vector compare not equal. The vector compares take two
4361 arguments of type vector bool char, vector bool short, vector bool int,
4362 vector bool long long with the same return type.
4363 * doc/extend.texi: Update built-in documentation file for the new
4366 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
4368 * Makefile.in ($(lang_checks_parallelized)): Fix detection
4371 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4373 * config.gcc: Allow new rmprofile value for configure option
4374 --with-multilib-list.
4375 * config/arm/t-rmprofile: New file.
4376 * doc/install.texi (--with-multilib-list): Document new rmprofile value
4379 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4382 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
4383 register operand in alternatives 4,5,6.
4385 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4388 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
4389 in save register mask if it is needed.
4391 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4393 PR tree-optimization/78436
4394 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
4395 (shift_bytes_in_array, shift_bytes_in_array_right,
4396 merged_store_group::apply_stores): Formatting fixes.
4397 (clear_bit_region): Likewise. Use memset.
4398 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
4399 instead of EXPR and inerted instead of inserted. Use memset instead
4400 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
4404 * expmed.c (expand_divmod): Use wide_int for computation of
4405 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
4406 Use size <= HOST_BITS_PER_WIDE_INT instead of
4407 HOST_BITS_PER_WIDE_INT >= size.
4409 PR tree-optimization/78445
4410 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
4411 any_complicated_phi, version loop even if flag_tree_loop_if_convert
4412 is 1. Formatting fix.
4414 2016-11-22 Martin Liska <mliska@suse.cz>
4417 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
4418 (sem_function::get_hash): Use the new field.
4419 (sem_function::parse): Remove an argument from ctor.
4420 (sem_variable::parse): Likewise.
4421 (sem_variable::get_hash): Use the new field.
4422 (sem_item_optimizer::read_section): Use new ctor and set hash.
4423 * ipa-icf.h: _hash is removed from sem_item::sem_item,
4424 sem_variable::sem_variable, sem_function::sem_function.
4426 2016-11-21 Jeff Law <law@redhat.com>
4429 * config/cris/cris.md: Don't call copy_to_mode_reg unless
4430 can_create_pseudo_p is true.
4432 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4435 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
4436 *rotldi3_insert_7): New define_insns.
4438 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4440 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
4441 so that DImode can be allocated to FP/vector registers in more
4442 cases, and we can avoid direct move operations. If the register
4443 needs reloading, prefer GPRs over FP/vector registers. In the
4444 case of FPR vs. Altivec registers, prefer FPR registers unless we
4445 have the ISA 3.0 reg+offset scalar instructions.
4446 (movdi_internal64): Likewise.
4448 2016-11-21 Jakub Jelinek <jakub@redhat.com>
4451 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
4452 for tmp simd array if DECL_NAME (parm) is NULL.
4454 2016-11-20 Jeff Law <law@redhat.com>
4457 * config/m68k/predicates.md (swap_peephole_relational_operator): New
4459 * config/m68k/m68k.md (relational tests against 65535/65536): New
4462 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4464 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
4466 2016-11-21 Martin Sebor <msebor@redhat.com>
4468 * doc/invoke.texi (-fprintf-return-value): Document that option
4469 is enabled by default.
4471 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4473 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
4474 for-loop declaration of loop variable.
4475 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
4476 * config/avr/avr.c (avr_popcount_each_byte)
4477 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
4478 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
4479 (avr_expand_epilogue, avr_function_arg_advance)
4480 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
4481 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
4482 (avr_adjust_reg_alloc_order, output_reload_in_const)
4483 (avr_conditional_register_usage, avr_find_unused_d_reg)
4484 (avr_map_decompose, avr_fold_builtin): Same.
4486 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4488 * config/avr/avr.c (avr_popcount): Remove static function.
4489 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
4491 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
4493 * arm.opt (mapcs-float): Delete option.
4494 * arm.c (arm_option_override): Remove hunk relating to
4496 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
4498 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
4500 * tree-tailcall.c (process_assignment): Simplify the check for
4501 a valid copy, allowing the source to be a local variable as
4502 well as an SSA name.
4503 (find_tail_calls): Allow copies between local variables to follow
4504 the call. Allow the result to be stored in any local variable,
4505 even if it's an aggregate.
4506 (eliminate_tail_call): Check whether the result is an SSA name
4507 before updating its SSA_NAME_DEF_STMT.
4509 2016-11-21 David Malcolm <dmalcolm@redhat.com>
4511 PR preprocessor/78324
4512 * input.c (get_substring_ranges_for_loc): Fail gracefully if
4513 -ftrack-macro-expansion has a value other than 2.
4515 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4517 PR rtl-optimization/78400
4518 * shrink-wrap.c (try_shrink_wrapping_separate): Call
4519 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
4520 and df_update_exit_block_uses.
4522 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4525 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
4526 new default-enabled warning..
4527 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
4528 (BT_PTR_CONST_STRING): Updated.
4529 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
4530 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
4531 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
4532 (strftime): Update builtin function.
4533 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
4534 * tree.h (const_tm_ptr_type_node): New type node.
4535 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
4536 const_tm_ptr_type_node.
4538 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4540 PR tree-optimization/78413
4541 * tree-if-conv.c (versionable_outer_loop_p): Require that both
4542 inner and outer loop latches have single predecessors.
4544 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4547 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
4548 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
4550 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4552 * rtl.h: Adjust prototype.
4553 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
4554 (dead_or_set_regno_p): Likewise.
4556 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4558 * rtl.h: Adjust prototype.
4559 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
4561 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4563 * function.c (contains): Change argument type to rtx_insn *.
4564 (prologue_contains): Likewise.
4565 (epilogue_contains): Likewise.
4566 (prologue_epilogue_contains): Likewise.
4567 * function.h: Adjust prototype.
4569 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4571 * optabs.c (emit_libcall_block): Change argument type to
4573 * optabs.h: Adjust prototype.
4575 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4577 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
4578 (fixup_reorder_chain): Adjust.
4579 * cfgrtl.h: Adjust prototype.
4581 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4583 * rtl.h: Adjust prototype.
4584 * rtlanal.c (replace_label_in_insn): Change argument type to
4587 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4589 * config/v850/v850.c (expand_prologue): Adjust.
4590 (expand_epilogue): Likewise.
4591 * expr.c (init_expr_target): Likewise.
4592 * genrecog.c (print_subroutine): Always make the argument type
4594 * recog.h: Adjust prototype.
4596 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4598 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
4599 up variables to make some rtx_insn *.
4600 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
4601 * config/arc/arc.c: Likewise.
4602 * config/arm/arm.c: Likewise.
4603 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
4604 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
4606 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
4608 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4610 * config/arm/arm.c (legitimize_pic_address): Change to use
4611 rtx_insn * as the type of variables.
4612 (arm_pic_static_addr): Likewise.
4613 (arm_emit_movpair): Likewise.
4614 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4615 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
4616 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
4617 * config/frv/frv.md: Likewise.
4618 * config/i386/i386-protos.h: Likewise.
4619 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
4620 (ix86_split_fp_branch): Likewise.
4621 (predict_jump): Likewise.
4622 * config/ia64/ia64.c: Likewise.
4623 * config/mcore/mcore.c: Likewise.
4624 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
4625 * config/s390/s390.c: Likewise.
4626 * config/s390/s390.md: Likewise.
4627 * config/spu/spu.md: Likewise.
4628 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
4629 * lower-subreg.c (resolve_simple_move): Likewise.
4631 2016-11-20 Jeff Law <law@redhat.com>
4634 * reload.h (struct target_reload): Make x_double_reg_address_ok
4636 * reload.c (find_reloads_address): Check if double_reg_address_ok
4637 is true for the mode of the memory reference.
4638 * reload1.c (init_reload): Initialize double_reg_address_ok for
4641 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
4644 * tree-ssa-uninit.c: Define new global max_phi_args.
4645 (compute_uninit_opnds_pos): Use max_phi_args.
4646 (prune_uninit_phi_opnds): Same.
4647 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
4648 missing NUM_PREDS in function comment.
4649 (can_one_predicate_be_invalidated_p): New.
4650 (can_chain_union_be_invalidated_p): New.
4651 (flatten_out_predicate_chains): New.
4652 (uninit_ops_invalidate_phi_use): New.
4653 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
4655 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4657 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
4658 * match.pd (A /[ex] B CMP C): New simplifications.
4660 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4662 * match.pd (0 / X, X / X, X % X): New simplifications.
4664 2016-11-19 Jakub Jelinek <jakub@redhat.com>
4666 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
4667 when checking if callee's isa flags are subset of caller's isa flags.
4668 Fix comment wording.
4670 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
4671 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
4672 instead and using = 0 instead of &= 0.
4674 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
4675 ix86_add_new_builtins): Formatting fixes.
4676 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
4677 (ix86_get_builtin): Likewise.
4679 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
4680 don't initialize it, don't use it for the case where it isn't
4681 provable %{z} nor using the same argument, instead move merge
4682 argument into a new pseudo and use that as target. Formatting fixes.
4684 2016-11-19 Jeff Law <law@redhat.com>
4687 * config/m68k/m68k.md (bsetdreg): New pattern.
4688 (bchgdreg, bclrdreg): Likewise.
4690 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
4693 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
4694 instead of force_reg.
4695 (sh_expand_setmem): Likewise.
4697 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
4699 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
4701 2016-11-18 Walter Lee <walt@tilera.com>
4703 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
4704 end-of-bundle marker for consecutive barriers.
4706 2016-11-18 Walter Lee <walt@tilera.com>
4708 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
4710 2016-11-18 Jakub Jelinek <jakub@redhat.com>
4713 * multiple_target.c (get_attr_len): Start with argnum and increment
4714 argnum on every arg. Use strchr in a loop instead of counting commas
4716 (get_attr_str): Increment argnum for every comma in the string.
4717 (separate_attrs): Use for instead of while loop, simplify.
4718 (expand_target_clones): Rename defenition argument to definition.
4719 Free attrs and attr_str even when diagnosing errors. Temporarily
4720 change input_location around targetm.target_option.valid_attribute_p
4721 calls. Don't emit warning or errors if that function fails.
4723 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
4726 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
4727 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
4728 abbrev_opt_base_type_end only by increasing die_abbrev, before
4730 (optimize_abbrev_table): Don't change abbrev numbers of
4731 base types and CU or optimize implicit consts in them if
4732 calc_base_type_die_sizes has been called during build_abbrev_table.
4733 (calc_base_type_die_sizes): If abbrev_opt_start, set
4734 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
4736 2016-11-18 Jeff Law <law@redhat.com>
4739 * config/m68k/m68k.c (moveq feeding equality comparison): New
4741 * config/m68k/predicates.md (addq_subq_operand): New predicate.
4742 (equality_comparison_operator): Likewise.
4744 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4746 * rtlanal.c (load_extend_op): Move to...
4747 * rtl.h: ...here and make inline.
4749 2016-11-18 Terry Guo <terry.guo@arm.com>
4750 Thomas Preud'homme <thomas.preudhomme@arm.com>
4752 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
4753 * config/arm/arm-opts.h: Include arm-flags.h.
4754 (struct arm_arch_core_flag): Define.
4755 (arm_arch_core_flags): Define.
4756 * config/arm/arm-protos.h: Include arm-flags.h
4757 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
4758 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
4759 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
4760 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
4761 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
4762 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
4763 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
4764 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
4765 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
4766 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
4767 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
4768 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
4769 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
4770 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
4771 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
4772 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
4773 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
4774 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
4775 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
4776 ARM_FSET_CPU_SUBSET): Move to ...
4777 * config/arm/arm-flags.h: This new file.
4778 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
4779 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
4780 (TARGET_MODE_SPECS): Define.
4781 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
4783 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
4785 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
4786 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
4787 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
4788 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
4789 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
4790 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
4791 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
4792 missing and make value unsigned.
4793 (arm_feature_set): Use unsigned entries instead of unsigned long.
4795 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4797 Re-apply after PR bootstrap/77359 is fixed:
4798 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4800 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4801 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
4804 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4807 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
4808 variables in functions calling alloca. Also update the ASCII
4810 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
4811 (STACK_DYNAMIC_OFFSET): Likewise.
4812 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
4813 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
4816 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4817 Alan Hayward <alan.hayward@arm.com>
4818 David Sherwood <david.sherwood@arm.com>
4820 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
4821 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
4822 (add_const_value_attribute): Likewise.
4823 * explow.c (plus_constant): Likewise.
4824 * expmed.c (expand_mult, make_tree): Likewise.
4825 * expr.c (convert_modes): Likewise.
4826 * loop-doloop.c (doloop_optimize): Likewise.
4827 * postreload.c (reload_cse_simplify_set): Likewise.
4828 * simplify-rtx.c (simplify_const_unary_operation): Likewise
4829 (simplify_binary_operation_1, simplify_const_binary_operation):
4831 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
4832 * wide-int.h: Update documentation to recommend rtx_mode_t
4833 instead of std::make_pair.
4835 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4836 Alan Hayward <alan.hayward@arm.com>
4837 David Sherwood <david.sherwood@arm.com>
4839 * tree.h (SET_DECL_MODE): New macro.
4840 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
4841 (expand_gimple_basic_block): Likewise.
4842 * function.c (split_complex_args): Likeise.
4843 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
4844 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
4845 * stor-layout.c (layout_decl, relayout_decl): Likewise.
4846 (finish_bitfield_representative): Likewise.
4847 * tree.c (make_node_stat): Likewise.
4848 * tree-inline.c (remap_ssa_name): Likewise.
4849 (tree_function_versioning): Likewise.
4850 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
4851 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
4852 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
4853 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
4854 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
4855 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
4856 * varasm.c (make_debug_expr_from_rtl): Likewise.
4858 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
4860 PR rtl-optimization/71785
4861 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
4862 (duplicate_computed_gotos): New function.
4863 (pass_duplicate_computed_gotos::execute): Rewrite.
4865 2016-11-17 Jeff Law <law@redhat.com>
4868 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
4869 barrier prior to deallocating the stack.
4871 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
4873 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
4874 to make better use of cmem loads in the case where a single bit is
4876 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
4878 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
4880 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
4882 (isa_names_table): Handle new features.
4884 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
4885 Andrew Senkevich <andrew.senkevich@intel.com>
4887 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
4888 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
4889 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
4890 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
4891 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
4892 * config/i386/avx5124fmapsintrin.h: New file.
4893 * config/i386/avx5124vnniwintrin.h: Ditto.
4894 * config/i386/constraints.md (h): New constraint.
4895 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
4896 * config/i386/driver-i386.c (host_detect_local_cpu):
4897 Detect avx5124fmaps, avx5124vnniw.
4898 * config/i386/i386-builtin-types.def: Add types
4899 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
4900 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
4901 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
4902 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
4903 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
4904 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
4905 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
4906 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
4907 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
4908 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
4909 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
4910 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
4911 __builtin_ia32_vp4dpwssds_mask): New.
4912 * config/i386/i386-c.c (ix86_target_macros_internal):
4913 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
4914 * config/i386/i386-modes.def: Fixed comment typos, added new
4915 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
4916 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
4918 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
4919 (ix86_option_override_internal): Handle new options.
4920 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
4922 (ix86_expand_builtin): Handle new builtins.
4923 (ix86_additional_allocno_class_p): New.
4924 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
4925 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
4926 (reg_class): Add MOD4_SSE_REGS.
4927 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
4928 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
4929 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
4930 avx5124vnniwintrin.h.
4931 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
4932 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
4933 (define_mode_iterator IMOD4): New.
4934 (define_mode_attr imod4_narrow): Ditto.
4935 (define_insn "mov<mode>"): Ditto.
4936 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
4937 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
4938 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
4939 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
4940 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
4941 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
4942 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
4943 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
4944 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
4945 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
4946 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
4947 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
4948 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
4949 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
4950 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
4951 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
4952 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
4953 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
4954 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
4955 * genmodes.c (mode_size_inline): Extend return type.
4956 * machmode.h (mode_size, mode_base_align): Extend type.
4958 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
4961 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
4962 the appropriate checks for SFmode/DFmode load/stores in GPR
4964 (fusion_addis_mem_combo_store): Likewise.
4965 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
4966 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
4967 d-form instructions for traditional Altivec registers.
4968 (emit_fusion_p9_load): Likewise.
4969 (emit_fusion_p9_store): Likewise.
4970 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
4971 early clobber from scratch register. Do not match if the register
4972 being stored is the scratch register.
4973 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
4974 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
4975 instructions for traditional Altivec registers.
4976 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
4977 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
4978 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
4980 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
4983 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
4984 being live in the function and lr needing to be saved. Distinguish
4985 between already saved pushable registers and registers to push.
4986 Check for LR being an available pushable register.
4988 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4990 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
4991 string input is a string constant.
4992 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
4993 via cmpstrnsi even if neither string is constant.
4995 2016-11-17 Jakub Jelinek <jakub@redhat.com>
4998 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
4999 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
5000 instead, return false if it is NULL, or doesn't fit into uhwi, or
5001 is larger or equal to targetm.max_anchor_offset.
5003 2016-11-17 Pip Cet <pipcet@gmail.com>
5004 Eric Botcazou <ebotcazou@adacore.com>
5006 PR rtl-optimization/78355
5007 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
5008 needs to deal with unaligned accesses.
5009 * doc/tm.texi: Regenerate.
5010 * lra-constraints.c (simplify_operand_subreg): Only invoke
5011 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
5013 2016-11-17 David Malcolm <dmalcolm@redhat.com>
5015 * input.c (selftest::test_lexer_string_locations_long_line): New
5017 (selftest::test_lexer_string_locations_raw_string_multiline): New
5019 (selftest::input_c_tests): Call the new functions, via
5020 for_each_line_table_case.
5022 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5024 * config/aarch64/aarch64.md (mov<mode>): Call
5025 aarch64_split_dimode_const_store on DImode constant stores.
5026 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
5028 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
5031 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5032 Richard Biener <rguenther@suse.de>
5034 PR tree-optimization/77848
5035 * tree-if-conv.c (tree_if_conversion): Always version loops unless
5036 the user specified -ftree-loop-if-convert.
5038 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
5041 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
5042 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
5043 *thumb2_strd_base_neg): Recognize insn regardless of
5044 current_tune->prefer_ldrd_strd.
5045 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
5048 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
5050 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
5053 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
5055 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
5057 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
5058 * config/arc/arc-cpus.def (quarkse_em): Add.
5059 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
5060 * config/arc/arc-opts.h (FPX_QK): Define.
5061 * config/arc/arc-tables.opt: Regenerate.
5062 * config/arc/arc.c (gen_compare_reg): Change.
5063 (arc_register_move_cost): Avoid Dy,Dx moves.
5064 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
5065 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
5066 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
5068 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
5069 (fix_truncsfsi2_fpu): Rename.
5070 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
5071 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
5072 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
5073 * config/arc/t-multilib: Regenerate.
5075 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
5077 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
5079 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
5080 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
5081 (avr_rtx_costs_1, extra_constraint_Q): Same.
5082 (avr_address_cost): Use SUBREG_P if possible.
5084 2016-11-17 Richard Biener <rguenther@suse.de>
5087 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
5088 non-local goto into CFG.
5090 2016-11-17 Richard Biener <rguenther@suse.de>
5092 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
5093 backward compatibility.
5094 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
5095 * tree-if-conv.c (pass_if_conversion::gate): Do not test
5096 flag_tree_loop_if_convert_stores.
5097 (pass_if_conversion::execute): Likewise.
5099 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5101 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
5102 const_double code before calling aarch64_float_const_zero_rtx_p.
5104 2016-11-17 Richard Biener <rguenther@suse.de>
5106 PR tree-optimization/78306
5107 * ipa-inline-analysis.c (initialize_inline_failed): Do not
5108 inhibit inlining if function calls cilk_spawn.
5109 (can_inline_edge_p): Likewise.
5111 2016-11-17 Richard Biener <rguenther@suse.de>
5114 * fold-const.c (negate_expr_p): Fix multiplication case.
5116 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
5119 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
5121 (TARGET_INIT_LIBFUNCS): Delete definition and...
5122 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
5125 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
5127 * config/netbsd-stdint.h: New.
5128 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
5129 (x86_64-*-netbsd*): Likewise.
5131 2016-11-16 Andrew PInski <apinski@cavium.com>
5133 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
5134 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
5135 flag_aarch64_verbose_cost instead of checking for details dump.
5136 (aarch64_rtx_costs_wrapper): Likewise.
5138 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5140 PR rtl-optimization/78378
5141 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
5142 inner only if pos is 0. Fix up formatting.
5144 2016-11-17 Alan Modra <amodra@gmail.com>
5146 PR rtl-optimization/78325
5147 PR rtl-optimization/70890
5148 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
5151 2016-11-16 Jason Merrill <jason@redhat.com>
5153 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
5155 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5156 Richard Biener <rguenther@suse.de>
5158 PR tree-optimization/77848
5159 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
5160 an outer loop, only save basic block aux information for the inner
5162 (versionable_outer_loop_p): New function.
5163 (tree_if_conversion): Version the outer loop instead of the inner
5164 one if the pattern will be recognized for outer-loop
5167 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5169 * gcc/bb-reorder.c: Remove 'toplev.h' include.
5170 (pass_partition_blocks::gate): No longer check
5171 user_defined_section_attribute, instead check the function decl
5172 for a section attribute.
5173 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
5174 set user_defined_section_attribute.
5175 * gcc/final.c (rest_of_handle_final): Likewise.
5176 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
5177 * gcc/toplev.h: Remove declaration of
5178 user_defined_section_attribute.
5180 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5182 * config/mips/mips.md (casesi_internal_mips16_<mode>):
5183 Explicitly switch between JR and JRC for the table jump. Adjust
5186 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5188 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
5189 `insn_count' to 11 rather than 16.
5191 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5193 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
5194 `ltu' rather than `leu' operation in the RTL pattern
5196 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5198 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
5199 missing <d> instruction prefixes throughout. Correct
5202 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5204 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
5205 rather than R_MIPS_JALR relocation in microMIPS code. Do not
5206 cancel short delay slots in PIC call relaxation.
5208 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
5210 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
5211 general register with general register or ARM constant into SP
5214 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5217 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
5218 that loop->header == body_bb if broken_loop.
5220 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
5222 * tree-ssa-math-opts.c (bswap_replace): Remove test
5223 of SLOW_UNALIGNED_ACCESS.
5225 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
5227 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
5228 is selected. Pass -mgomp to offload compiler in OpenMP case.
5229 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
5230 declaration from nvptx.c.
5231 (nvptx_gen_shuffle): Declare.
5232 (nvptx_output_set_softstack): Declare.
5233 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
5234 (need_softstack_decl): New variable.
5235 (need_unisimt_decl): New variable.
5236 (diagnose_openacc_conflict): New. Use it...
5237 (nvptx_option_override): ...here. Handle TARGET_GOMP.
5238 (nvptx_encode_section_info): Handle "shared" attribute.
5239 (write_as_kernel): Restrict to OpenACC target regions.
5240 (init_softstack_frame): New.
5241 (nvptx_init_unisimt_predicate): New.
5242 (write_omp_entry): New. Use it...
5243 (nvptx_declare_function_name): ...here to emit OpenMP target region
5244 entrypoints. Handle TARGET_SOFT_STACK. Call
5245 nvptx_init_unisimt_predicate.
5246 (nvptx_output_set_softstack): New.
5247 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
5248 (nvptx_gen_shuffle): Export.
5249 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
5251 (nvptx_print_operand): Fix handling of instruction predicates.
5252 (nvptx_get_unisimt_master): New helper function.
5253 (nvptx_get_unisimt_predicate): Ditto.
5254 (nvptx_call_insn_is_syscall_p): Ditto.
5255 (nvptx_unisimt_handle_set): Ditto.
5256 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
5257 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
5258 (nvptx_handle_shared_attribute): New. Use it...
5259 (nvptx_attribute_table): ... here (new entry).
5260 (nvptx_record_offload_symbol): Handle NULL attributes.
5261 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
5262 (nvptx_simt_vf): New.
5263 (TARGET_SIMT_VF): Define.
5264 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
5265 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
5266 -muniform-simt option is active.
5267 (STACK_SIZE_MODE): Define.
5268 (FIXED_REGISTERS): Adjust.
5269 (SOFTSTACK_SLOT_REGNUM): New.
5270 (SOFTSTACK_PREV_REGNUM): New.
5271 (REGISTER_NAMES): Adjust.
5272 (struct machine_function): New fields.
5273 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
5274 (UNSPEC_VOTE_BALLOT): Ditto.
5275 (UNSPEC_LANEID): Ditto.
5276 (UNSPECV_NOUNROLL): Ditto.
5277 (atomic): New attribute.
5278 (predicable): New attribute. Generate predicated forms via
5280 (br_true): Mark as not predicable.
5282 (br_true_uni): Ditto.
5283 (br_false_uni): Ditto.
5285 (trap_if_true): Ditto.
5286 (trap_if_false): Ditto.
5287 (nvptx_fork): Ditto.
5288 (nvptx_forked): Ditto.
5289 (nvptx_joining): Ditto.
5290 (nvptx_join): Ditto.
5291 (nvptx_barsync): Ditto.
5292 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
5293 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
5294 (allocate_stack_<mode>): Remove unused pattern.
5295 (set_softstack_insn): New pattern.
5296 (restore_stack_block): Handle for TARGET_SOFT_STACK.
5297 (nvptx_vote_ballot): New pattern.
5298 (omp_simt_lane): Ditto.
5299 (omp_simt_last_lane): Ditto.
5300 (omp_simt_ordered): Ditto.
5301 (omp_simt_vote_any): Ditto.
5302 (omp_simt_xchg_bfly): Ditto.
5303 (omp_simt_xchg_idx): Ditto.
5304 (nvptx_nounroll): Ditto.
5305 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
5306 (atomic_exchange<mode>): Ditto.
5307 (atomic_fetch_add<mode>): Ditto.
5308 (atomic_fetch_addsf): Ditto.
5309 (atomic_fetch_<logic><mode>): Ditto.
5310 * config/nvptx/nvptx.opt (msoft-stack): New option.
5311 (muniform-simt): Ditto.
5313 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
5314 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
5315 * doc/invoke.texi (msoft-stack): Document.
5316 (muniform-simt): Document
5318 * doc/tm.texi: Regenerate.
5319 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
5320 * target.def: Define it.
5321 * target-insns.def (omp_simt_lane): New.
5322 (omp_simt_last_lane): New.
5323 (omp_simt_ordered): New.
5324 (omp_simt_vote_any): New.
5325 (omp_simt_xchg_bfly): New.
5326 (omp_simt_xchg_idx): New.
5328 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5330 * config/mips/mips-protos.h (mips_set_text_contents_type): New
5332 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
5333 (ASM_OUTPUT_CASE_END): Likewise.
5334 * config/mips/mips.c (mips_set_text_contents_type): New function.
5335 (mips16_emit_constants): Record the pool's initial label number
5336 with the `consttable' insn. Emit a `consttable_end' insn at the end.
5337 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
5338 for `consttable' insns.
5339 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
5340 for `consttable_end' insns.
5341 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
5342 (consttable): Add operand.
5343 (consttable_end): New insn.
5345 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
5347 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
5348 * tree-if-conv.c (tree_if_conversion): Make public.
5349 * * tree-if-conv.h: New file.
5350 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
5351 dynamic alias checks for epilogues.
5352 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
5353 * tree-vect-loop.c: include tree-if-conv.h.
5354 (new_loop_vec_info): Add zeroing orig_loop_info field.
5355 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
5356 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
5357 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
5358 using passed argument.
5359 (vect_transform_loop): Check if created epilogue should be returned
5360 for further vectorization with less vf. If-convert epilogue if
5361 required. Print vectorization success for epilogue.
5362 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
5363 if it is required, pass loop_vinfo produced during vectorization of
5364 loop body to vect_analyze_loop.
5365 * tree-vectorizer.h (struct _loop_vec_info): Add new field
5367 (LOOP_VINFO_ORIG_LOOP_INFO): New.
5368 (LOOP_VINFO_EPILOGUE_P): New.
5369 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
5370 (vect_do_peeling): Change prototype to return epilogue.
5371 (vect_analyze_loop): Add argument of loop_vec_info type.
5372 (vect_transform_loop): Return created loop.
5374 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
5376 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
5377 component as used also if LR_REGNO is a live input to the bb.
5378 * df-scan.c (df_get_entry_block_def_set): Return immediately after
5379 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
5380 (df_get_exit_block_use_set): Ditto.
5381 * df.h (df_scan_flags): New enum.
5382 * shrink-wrap.c (try_shrink_wrapping_separate): Set
5383 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
5384 df_update_entry_block_defs and df_update_exit_block_uses
5385 at the start; clear the flag and call those functions at the end.
5387 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5388 Alan Hayward <alan.hayward@arm.com>
5389 David Sherwood <david.sherwood@arm.com>
5391 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
5392 nb_iterations to the number of latch iterations rather than the
5393 number of loop iterations.
5395 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5396 Alan Hayward <alan.hayward@arm.com>
5397 David Sherwood <david.sherwood@arm.com>
5399 * combine.c (maybe_swap_commutative_operands): New function.
5400 (combine_simplify_rtx): Use it.
5401 (change_zero_ext): Likewise.
5402 (make_compound_operation_int): New function, split out of...
5403 (make_compound_operation): ...here. Use
5404 maybe_swap_commutative_operands for both.
5406 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
5408 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
5409 (neon-vfpv3): New FPU, currently an alias for 'neon'.
5410 * arm/arm-tables.opt: Regenerated.
5411 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
5413 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
5414 and 'neon' are aliases for specific implementations.
5416 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5417 Alan Hayward <alan.hayward@arm.com>
5418 David Sherwood <david.sherwood@arm.com>
5420 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
5421 and use it in the final call to gen_rtx_fmt_ee.
5422 (expand_vec_cond_expr): Update accordingly.
5423 (expand_vec_cmp_expr): Likewise.
5425 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5426 Alan Hayward <alan.hayward@arm.com>
5427 David Sherwood <david.sherwood@arm.com>
5429 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
5431 2016-11-16 Richard Biener <rguenther@suse.de>
5434 * gimplify.c (gimplify_function_tree): Do not instrument
5435 GNU extern inline functions.
5437 2016-11-16 Martin Liska <mliska@suse.cz>
5440 * gimplify.c (gimplify_switch_expr): Always save previous
5441 gimplify_ctxp->live_switch_vars.
5443 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5445 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
5446 zero_extract operations to allow a movb to occur.
5447 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
5448 * testsuite/gcc.target/arc/movb-2.c: Likewise.
5449 * testsuite/gcc.target/arc/movb-5.c: Likewise.
5450 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
5453 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5454 Alan Hayward <alan.hayward@arm.com>
5455 David Sherwood <david.sherwood@arm.com>
5457 * expr.c (emit_group_load_1): Tighten check for whether an
5458 access involves only one operand of a CONCAT. Use extract_bit_field
5459 for constants if the bit range does span the whole operand.
5461 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5462 Alan Hayward <alan.hayward@arm.com>
5463 David Sherwood <david.sherwood@arm.com>
5465 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
5467 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5468 Alan Hayward <alan.hayward@arm.com>
5469 David Sherwood <david.sherwood@arm.com>
5471 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
5472 all three iteration counts with an any_* test. Use a single update
5473 for each count. Fix the calculation of nb_iterations_estimate.
5475 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5477 * config/pdp11/pdp11.c: Include dbxout.h.
5479 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5481 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
5483 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5486 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
5487 proper ranges for an SBFX instruction.
5488 (extzv_t2): Likewise for UBFX.
5490 2016-11-16 Richard Biener <rguenther@suse.de>
5492 PR tree-optimization/78348
5493 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
5494 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
5495 (classify_partition): Set PKIND_MEMCPY if dependence analysis
5496 revealed no dependency, PKIND_MEMMOVE otherwise.
5498 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5501 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
5502 it points to non-NULL tree, use it instead of ubsan_create_data.
5503 (instrument_si_overflow): Handle vector signed integer overflow
5505 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
5506 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
5507 vector IFN_UBSAN_CHECK_*.
5508 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
5509 pass it through to ubsan_build_overflow_builtin.
5510 (expand_neg_overflow, expand_mul_overflow): Likewise.
5511 (expand_vector_ubsan_overflow): New function.
5512 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
5513 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
5514 (expand_arith_overflow): Adjust expand_*_overflow callers.
5516 2016-11-16 Matthias Klose <doko@ubuntu.com>
5518 * doc/install.texi: Remove references to java/libjava.
5520 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
5522 * tree-ssa-coalesce.c (register_default_def): Remove
5523 register_ssa_partition.
5524 (create_outofssa_var_map): Likewise.
5525 * tree-ssa-live.c (register_ssa_partition_check): Remove.
5526 * tree-ssa-live.h (register_ssa_partition): Likewise.
5528 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5530 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
5531 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
5532 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
5533 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
5534 rtx when all sub-rtx are also permanent.
5535 (attr_eq): Simplify.
5536 (attr_copy_rtx): Remove.
5537 (make_canonical, get_attr_value): Use attr_equal_p.
5538 (copy_boolean): Rehash NOT.
5539 (simplify_test_exp_in_temp,
5540 optimize_attrs): Remove call to attr_copy_rtx.
5541 (attr_alt_intersection, attr_alt_union,
5542 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
5543 (make_automaton_attrs): Use attr_eq.
5545 2016-11-15 Matthias Klose <doko@ubuntu.com>
5547 * doc/install.texi: Remove references to java/libjava.
5548 * doc/sourcebuild.texi: Likewise.
5549 * doc/invoke.texi: Likewise.
5550 * doc/standards.texi: Likewise.
5552 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5553 Alan Hayward <alan.hayward@arm.com>
5554 David Sherwood <david.sherwood@arm.com>
5556 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
5558 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5559 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5560 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5561 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5562 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5563 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5564 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5566 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5567 Alan Hayward <alan.hayward@arm.com>
5568 David Sherwood <david.sherwood@arm.com>
5570 * dce.c (check_argument_store): Pass the size instead of
5571 the memory reference.
5572 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
5574 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5575 Alan Hayward <alan.hayward@arm.com>
5576 David Sherwood <david.sherwood@arm.com>
5578 * alias.c (canon_rtx): Use simplify_gen_binary.
5580 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5581 Alan Hayward <alan.hayward@arm.com>
5582 David Sherwood <david.sherwood@arm.com>
5584 * rtl.h (load_extend_op): Declare.
5585 * rtlanal.c (load_extend_op): New function.
5586 (nonzero_bits1): Use it.
5587 (num_sign_bit_copies1): Likewise.
5588 * cse.c (cse_insn): Likewise.
5589 * fold-const.c (fold_single_bit_test): Likewise.
5590 (fold_unary_loc): Likewise.
5591 * fwprop.c (free_load_extend): Likewise.
5592 * postreload.c (reload_cse_simplify_set): Likewise.
5593 (reload_cse_simplify_operands): Likewise.
5594 * combine.c (try_combine): Likewise.
5595 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
5596 subreg_lowpart_p checks.
5598 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5599 Alan Hayward <alan.hayward@arm.com>
5600 David Sherwood <david.sherwood@arm.com>
5602 * combine.c (simplify_shift_const_1): Use the number of bits
5603 in the inner mode to determine the range of the shift.
5604 When handling shifts of vectors, skip any rules that apply
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 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
5614 2016-11-15 Matthias Klose <doko@ubuntu.com>
5616 * doc/install.texi: Remove references to gcj/libjava.
5617 * doc/invoke.texi: Likewise.
5619 2016-11-15 Jeff Law <law@redhat.com>
5621 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
5622 parameter. Callers changed.
5623 (check-subpath_and_update_thread_path): Extracted from
5624 fsm_find_control_statement_thread_paths.
5625 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
5626 (handle_phi, handle_assignment): Allow any constant node, not
5629 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
5631 * config/arc/arc-arch.h: New file.
5632 * config/arc/arc-arches.def: Likewise.
5633 * config/arc/arc-cpus.def: Likewise.
5634 * config/arc/arc-options.def: Likewise.
5635 * config/arc/t-multilib: Likewise.
5636 * config/arc/genmultilib.awk: Likewise.
5637 * config/arc/genoptions.awk: Likewise.
5638 * config/arc/arc-tables.opt: Likewise.
5639 * config/arc/driver-arc.c: Likewise.
5640 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
5641 * common/config/arc/arc-common.c (arc_handle_option): Trace
5643 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
5644 options; check for supported cpu against arc-cpus.def file.
5645 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
5646 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
5647 * config/arc/arc-c.def: Add emacs local variables.
5648 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
5649 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
5650 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
5651 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
5652 (DEFAULT_arc_fpu_build): Define.
5653 (DEFAULT_arc_mpy_option): Define.
5654 * config/arc/arc-protos.h (arc_init): Delete.
5655 * config/arc/arc.c (arc_cpu_name): New variable.
5656 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
5657 (arc_arc700, arc_arc600, arc_arc601): New variable.
5658 (arc_init): Add static; remove selection of default tune value,
5659 cleanup obsolete error messages.
5660 (arc_override_options): Make use of .def files for selecting the
5661 right cpu and option configurations.
5662 * config/arc/arc.h (stdbool.h): Include.
5663 (TARGET_CPU_DEFAULT): Define.
5664 (CPP_SPEC): Remove mcpu=NPS400 handling.
5665 (arc_cpu_to_as): Declare.
5666 (EXTRA_SPEC_FUNCTIONS): Define.
5667 (OPTION_DEFAULT_SPECS): Likewise.
5668 (ASM_DEFAULT): Remove.
5669 (ASM_SPEC): Use arc_cpu_to_as.
5670 (DRIVER_SELF_SPECS): Remove deprecated options.
5671 (arc_base_cpu): Declare.
5672 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
5673 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
5675 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
5676 * config/arc/arc.md (attr_cpu): Remove.
5677 * config/arc/arc.opt (mno-mpy): Deprecate.
5678 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
5679 (mcpu=ARCHS): Remove.
5680 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
5682 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
5683 (arc_fpu): Use new defines.
5684 (mpy-option): Change to use numeric or string like inputs.
5685 * config/arc/t-arc (driver-arc.o): New target.
5686 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
5687 * config/arc/t-arc-newlib: Delete.
5688 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
5689 * doc/invoke.texi (ARC): Update arc options.
5691 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
5693 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
5694 insn at the beginning of the constant pool.
5695 (mips_insert_insn_pseudos): New function.
5696 (mips_machine_reorg2): Call it.
5697 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
5698 UNSPEC_INSN_PSEUDO enum values.
5699 (insn_pseudo, consttable): New insns.
5701 2016-11-15 Michael Matz <matz@suse.de>
5703 PR missed-optimization/77881
5704 * combine.c (simplify_comparison): Remove useless subregs
5705 also inside the loop, not just after it.
5706 (make_compound_operation): Recognize some subregs as being
5709 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5710 Alan Hayward <alan.hayward@arm.com>
5711 David Sherwood <david.sherwood@arm.com>
5713 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
5716 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5718 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
5719 for using xxinsertw and vinsert{b,h} on ISA 3.0.
5721 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
5722 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
5723 vinsert{b,h} on ISA 3.0.
5725 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
5727 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
5728 and cmpnop in two steps: first the ones not accessed in original gimple
5729 expression in a endian independent way and then the ones not accessed
5730 in the final result in an endian-specific way.
5731 (bswap_replace): Stop doing big endian adjustment.
5733 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
5735 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
5736 (*ashl<mode>3_doubleword): Ditto.
5738 2016-11-14 Martin Liska <mliska@suse.cz>
5740 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
5742 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
5743 Richard Biener <rguenther@suse.de>
5745 * doc/invoke.texi (fgimple): Document.
5746 * dumpfile.h (TDF_GIMPLE): Add.
5747 * dumpfile.c (dump_options): Add gimple.
5748 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
5750 (dump_gimple_label): Likewise.
5751 (dump_gimple_phi): Likewise.
5752 (dump_gimple_bb_header): Likewise.
5753 (dump_phi_nodes): Likewise.
5754 (pp_cfg_jump): Likewise. Pass in dump flags.
5755 (dump_implicit_edges): Adjust.
5756 * passes.c (pass_init_dump_file): Do not dump function header
5758 * tree-cfg.c (dump_function_to_file): Dump function return type
5759 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
5761 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
5762 (dump_generic_node): Likewise.
5763 * function.h (struct function): Add pass_startwith member.
5764 * passes.c (execute_one_pass): Implement startwith.
5765 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
5766 and assign proper version for parsed ssa names.
5767 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
5768 * internal-fn.c (expand_PHI): New function.
5769 * internal-fn.h (expand_PHI): Declared here.
5770 * internal-fn.def: New defination for PHI.
5771 * tree-cfg.c (lower_phi_internal_fn): New function.
5772 (build_gimple_cfg): Call it.
5773 (verify_gimple_call): Condition for passing label as arg in internal
5775 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
5776 present PHIs with arguments.
5778 2016-11-14 Martin Liska <mliska@suse.cz>
5781 * common.opt: Add prefer-atomic as a new enum value for
5783 * coretypes.h: Likewise.
5784 * doc/invoke.texi: Document the new option value.
5785 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
5786 * tree-profile.c (tree_profiling): Select default value
5787 of -fprofile-update when 'prefer-atomic' is selected.
5789 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5791 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
5792 (cortex_a57_alu_shift): ...here.
5794 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5796 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
5798 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5799 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
5800 (<optab>si3_insn_uxtw): Likewise.
5801 (<optab><mode>3_insn): Likewise.
5802 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
5803 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
5804 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
5805 (<optab><mode>): Likewise.
5806 (insv<mode>): Likewise.
5807 (andim_ashift<mode>_bfiz): Likewise.
5808 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
5809 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
5810 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
5811 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
5812 (exynos_m1_alu_p): Likewise.
5813 * config/arm/types.md: Add bfx.
5814 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
5816 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5818 * config/aarch64/aarch64.c (cortexa57_vector_cost):
5819 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
5821 2016-11-14 Richard Biener <rguenther@suse.de>
5823 PR tree-optimization/78312
5824 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
5825 flow-sensitive info.
5827 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
5830 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
5831 * config/avr/avr.opt (-mabsdata): New option.
5832 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
5833 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
5834 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
5835 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
5836 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
5837 spec depending on AVR_ISA_LDS.
5838 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
5840 2016-11-13 Jakub Jelinek <jakub@redhat.com>
5842 * match.pd: Don't try to compare addresses of variables with
5845 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
5847 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
5848 (propagate_vr_accross_jump_function): Handle unary expressions.
5849 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5850 (load_from_param_1): New.
5851 (load_from_unmodified_param): Factor common part into load_from_param_1.
5852 (load_from_param): New.
5853 (compute_complex_assign_jump_func): Handle unary expressions.
5854 (update_jump_functions_after_inlining): Likewise.
5855 (ipa_write_jump_function): Likewise.
5856 (ipa_read_jump_function): Likewise.
5858 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5861 * doc/invoke.texi: Document Wrestrict.
5862 * pretty-print.c (pp_format): Add case for "Z" specifier.
5863 (test_pp_format): Test "Z" specifier.
5865 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
5867 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
5868 original function needs a static chain.
5870 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
5873 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
5876 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
5879 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
5880 return early if !optional_tbtab.
5882 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
5884 PR rtl-optimization/59461
5885 * doc/rtl.texi (paradoxical subregs): Add missing word.
5886 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
5887 in modes with precision larger than that of last_set_mode.
5888 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
5889 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
5890 REGs to paradoxical SUBREGs.
5891 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
5892 larger than a word before invoking LOAD_EXTEND_OP on it.
5894 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5897 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
5898 element order for little endian ordering.
5900 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
5901 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
5904 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
5907 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
5908 when calculating operand 2.
5909 (rotate to rotatex zext splitter): Ditto.
5911 2016-11-11 Jeff Law <law@redhat.com>
5913 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
5915 (stmt_uses_name_in_undefined_way): New function, extracted from
5916 find_implicit_erroneous_behavior and extended for div/mod case.
5917 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
5918 find_explicit_erroneous_behavior and extended for div/mod case.
5919 (find_implicit_erroneous_behavior): Use new helper function.
5920 (find_explicit_erroneous_behavior): Use new helper function.
5922 2016-11-11 Richard Biener <rguenther@suse.de>
5924 PR tree-optimization/71575
5925 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
5928 2016-11-11 Richard Biener <rguenther@suse.de>
5931 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
5932 about uninitialized destination arg of BIT_INSERT_EXPR.
5934 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
5937 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
5938 terminology. Expand to remove ambiguity.
5940 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
5942 PR rtl-optimization/78232
5943 * combine.c (try_combine): Add a big comment about why reusing i2dest
5945 (change_zero_ext): Do not call simplify_gen_binary, do the
5946 simplifications manually.
5948 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
5950 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
5951 enable HImode and QImode to go in vector registers by default if
5952 the -mvsx-small-integer option is enabled.
5953 (rs6000_secondary_reload_simple_move): Likewise.
5954 (rs6000_preferred_reload_class): Don't force integer constants to
5955 be loaded into vector registers that we can easily make into
5956 memory (or being created in the GPRs and moved over with direct move).
5957 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
5958 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
5959 vector extraction on ISA 3.0 when the scalar integer can be
5960 allocated in vector registers. Generate the VEC_SELECT directy,
5961 and don't use UNSPEC's to avoid having the scalar type in a vector
5962 register. Make the expander target registers, and let the
5963 combiner fold in results storing to memory, if the machine
5965 (vsx_extract_<mode>_di): Likewise.
5966 (vsx_extract_<mode>_p9): Likewise.
5967 (vsx_extract_<mode>_di_p9): Likewise.
5968 (vsx_extract_<mode>_store_p9): Likewise.
5969 (vsx_extract_si): Likewise.
5970 (vsx_extract_<mode>_p8): Likewise.
5971 (p9_lxsi<wd>zx): Delete, no longer used.
5972 (p9_stxsi<wd>x): Likewise.
5973 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
5974 integers in vector registers for ISA 3.0.
5975 (QHI): Update comment.
5976 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
5977 vector extract instructions in sign/zero extend.
5978 (zero_extendhi<mode>): Likewise.
5979 (extendqi<mode>): Likewise.
5980 (extendhi<mode>2): Likewise.
5981 (HImode splitter for load/sign extend in vector register): Likewise.
5982 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
5983 optimizing floating point conversions to/from small data types and
5984 rewrite it to support QImode/HImode being allowed in vector
5985 registers on ISA 3.0.
5986 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
5987 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
5988 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
5989 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
5990 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
5991 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
5992 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
5993 VSPLITISW on ISA 2.07.
5994 (movhi_internal): Combine movhi_internal and movqi_internal into
5995 one mov<mode>_internal with an iterator. Add support for QImode
5996 and HImode being allowed in vector registers. Make large number
5997 of attributes and constraints easier to read.
5998 (movqi_internal): Likewise.
5999 (mov<mode>_internal): Likewise.
6000 (movdi_internal64): Fix constraint to allow loading -16..15 with
6001 VSPLITISW on ISA 2.07.
6002 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
6005 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
6007 PR rtl-optimization/78241
6008 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
6009 but emit initial peel copy if niter expr is not reliable.
6011 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
6013 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
6014 (maybe_record_trace_start): If the CFI is different on the new and
6015 old paths, print out both to the dump file before ICEing.
6017 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
6019 * target.def (additional_allocno_class_p): New.
6020 * hooks.h (hook_bool_reg_class_t_false): New prototype.
6021 * hooks.c (hook_bool_reg_class_t_false): New.
6022 * ira.c (setup_allocno_and_important_classes): Use the new hook.
6023 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
6024 * doc/tm.texi: Update.
6026 2016-11-10 Jason Merrill <jason@redhat.com>
6028 * gengtype.c (new_structure): Append to structures list.
6029 (find_structure): Likewise.
6031 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
6033 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
6034 this_dir is 2. Check for this_dir non-zero before dir != this_dir
6037 2016-11-10 Jakub Jelinek <jakub@redhat.com>
6039 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
6040 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
6042 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
6043 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
6044 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
6045 teams distribute parallel for simd even to distribute and teams
6046 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
6047 OMP_CLAUSE_DEPEND_SINK case.
6048 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
6049 (omp_no_lastprivate): Removed.
6050 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
6051 (gimplify_omp_for): Likewise.
6052 (computable_teams_clause): Fail for automatic vars from current
6053 function not yet seen in bind expr.
6054 * langhooks.c (lhd_omp_scalar_p): New function.
6055 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
6056 * varpool.c (varpool_node::get_create): Set node->offloading
6057 even for DECL_EXTERNAL decls.
6058 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
6059 (LANG_HOOKS_OMP_SCALAR_P): Define.
6060 (LANG_HOOKS_DECLS): Use it.
6062 2016-11-10 Martin Liska <mliska@suse.cz>
6065 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
6066 only when SWITCH_BODY is a BIND_EXPR.
6068 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
6071 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
6072 on the context only when it has no DIE yet.
6074 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
6076 * arm.h (target_cpus): Delete.
6077 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
6078 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
6079 (all_architectures): Likewise.
6080 (arm_option_override): Adjust use of CPU enums.
6081 (arm_sched_reorder): Likewise.
6082 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
6083 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
6084 * arm/genopt.sh (processor_type): Prefix enumeration entries with
6086 * arm-tables.opt: Regenerated.
6088 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
6090 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
6092 * config/aarch64/aarch64-tune.md: Regenerated.
6093 * config/arm/arm-cores.def (falkor): New core.
6094 * config/arm/arm-tables.opt: Regenerated.
6095 * config/arm/arm-tune.md: Regenerated.
6096 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
6097 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
6098 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
6099 (ARM Options/-mtune): Likewise.
6101 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
6104 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6106 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6107 (propagate_vr_accross_jump_function): Likewise.
6108 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6109 (load_from_param_1): New.
6110 (load_from_unmodified_param): Factor common part into load_from_param_1.
6111 (load_from_param): New.
6112 (compute_complex_assign_jump_func): Handle unary expressions.
6113 (ipa_write_jump_function): Likewise.
6114 (ipa_read_jump_function): Likewise.
6116 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
6118 * simplify-rtx.c (simplify_binary_operation_1): Simplify
6119 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
6120 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
6123 2016-11-09 David Malcolm <dmalcolm@redhat.com>
6125 * print-rtl-function.c: Include varasm.h.
6126 (print_any_param_name): New function.
6127 (print_param): New function.
6128 (print_rtx_function): Call print_param for each argument.
6129 * print-rtl.c (rtx_writer::finish_directive): New function.
6130 * print-rtl.h (rtx_writer::finish_directive): New decl.
6132 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
6135 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
6136 operand 0 as earlyclobber.
6137 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
6139 2016-11-09 Martin Liska <mliska@suse.cz>
6141 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
6143 2016-11-09 Jakub Jelinek <jakub@redhat.com>
6146 * builtins.c (expand_builtin_memcmp): Formatting fix.
6148 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
6149 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
6150 or of them, renumber other enumerators.
6151 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
6152 * doc/invoke.texi: Document -fsanitize=shift-base and
6153 -fsanitize-shift-exponent, document -fsanitize=shift as
6154 having those 2 suboptions.
6156 2016-11-09 Richard Biener <rguenther@suse.de>
6158 * fold-const.c (tree_swap_operands_p): Remove unused arg.
6159 * fold-const.c (tree_swap_operands_p): Likewise.
6160 (fold_binary_loc): Adjust.
6161 (fold_ternary_loc): Likewise.
6162 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
6163 * gimple-fold.c (fold_stmt_1): Likewise.
6164 * gimple-match-head.c (gimple_resimplify2): Likewise.
6165 (gimple_resimplify3): Likewise.
6166 (gimple_simplify): Likewise.
6167 * tree-ssa-dom.c (record_equality): Likewise.
6168 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
6169 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
6170 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
6172 2016-11-09 Richard Biener <rguenther@suse.de>
6174 * tree-ssa-dom.c (canonicalize_comparison): Remove.
6175 (optimize_stmt): Remove redundant pre-propagation canonicalization
6176 of comparison operand order.
6178 2016-11-09 Martin Liska <mliska@suse.cz>
6180 * fold-const-call.c (fold_const_call): Fix the folding.
6182 2016-11-09 Richard Biener <rguenther@suse.de>
6184 * common.opt (flag_evaluation_order): Remove.
6185 * expr.c (expand_operands): Remove code guarded by
6186 flag_evaluation_order.
6187 * fold-const.c (reorder_operands_p): Remove, it always returns
6189 (negate_expr_p): Remove calls to reorder_operands_p.
6190 (fold_negate_expr): Likewise.
6191 (tree_swap_operands_p): Likewise.
6192 (fold_binary_loc): Likewise.
6194 2016-11-09 Andreas Schwab <schwab@suse.de>
6197 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
6198 insns operating on a register.
6200 2016-11-09 Richard Biener <rguenther@suse.de>
6202 PR tree-optimization/78007
6203 * tree-vect-stmts.c (vectorizable_bswap): New function.
6204 (vectorizable_call): Call vectorizable_bswap for
6205 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
6207 2016-11-09 Richard Biener <rguenther@suse.de>
6209 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
6210 Look at the DR_BASE_ADDRESS object for forcing alignment.
6212 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6214 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6215 (propagate_vr_accross_jump_function): Likewise.
6216 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6217 (load_from_param_1): New.
6218 (load_from_unmodified_param): Factor common part into load_from_param_1.
6219 (load_from_param): New.
6220 (compute_complex_assign_jump_func): Handle unary expressions.
6221 (ipa_write_jump_function): Likewise.
6222 (ipa_read_jump_function): Likewise.
6224 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6227 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
6228 Also fold constant passed as argument while computing value range.
6229 (propagate_constants_accross_call): Pass param type.
6230 * ipa-prop.c: export ipa_get_callee_param_type.
6231 * ipa-prop.h: export ipa_get_callee_param_type.
6233 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
6235 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
6236 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
6238 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
6240 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
6241 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
6242 ASAN_STACK_MAGIC_MIDDLE.
6243 (asan_global_struct): Increase the size of fields.
6244 (asan_add_global): Add new field constructor.
6245 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
6246 __asan_version_mismatch_check_v8.
6248 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
6250 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
6253 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
6256 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
6257 Handle ASHIFT and LSHIFTRT.
6258 (dimode_scalar_chain::compute_convert_gain): Ditto.
6259 (dimode_scalar_chain::convert_insn): Ditto.
6261 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6263 * gimple-ssa-store-merging.c: Include selftest.h
6264 (verify_array_eq): New function.
6265 (verify_shift_bytes_in_array): Likewise.
6266 (verify_shift_bytes_in_array_right): Likewise.
6267 (verify_clear_bit_region): Likewise.
6268 (verify_clear_bit_region_be): Likewise.
6269 (store_merging_c_tests): Likewise.
6270 * selftest.h (store_merging_c_tests): Declare prototype.
6271 * selftest-run-tests.c (selftest::run_tests): Run
6272 store_merging_c_tests.
6274 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6276 * config/arm/arm.opt (mold-rtx-costs): Delete.
6277 (mnew-generic-costs): Delete.
6278 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
6279 * config/arm/arm.c (arm_rtx_costs_1): Delete.
6280 (arm_size_rtx_costs): Likewise.
6281 (arm_slowmul_rtx_costs): Likewise.
6282 (arm_fastmul_rtx_costs): Likewise.
6283 (arm_xscale_rtx_costs): Likewise.
6284 (arm_9e_rtx_costs): Likewise.
6285 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
6286 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
6287 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
6288 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
6289 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
6290 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
6291 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
6292 arm_cortex_m7_tune):
6293 Delete rtx_costs field.
6294 (arm_new_rtx_costs): Rename to...
6295 (arm_rtx_costs_internal): ... This.
6296 (arm_rtx_costs): Remove old way of doing rtx costs.
6298 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6300 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
6301 (arm_fastmul_tune): Likewise.
6302 (arm_strongarm_tune): Likewise.
6303 (arm_xscale_tune): Likewise.
6304 (arm_9e_tune): Likewise.
6305 (arm_marvell_pj4_tune): Likewise.
6306 (arm_v6t2_tune): Likewise.
6307 (arm_v6m_tune): Likewise.
6308 (arm_fa726te_tune): Likewise.
6310 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6312 PR tree-optimization/78234
6313 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
6316 2016-11-08 Martin Liska <mliska@suse.cz>
6319 * dbgcnt.def: Add new debug counter asan_use_after_scope.
6320 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
6321 with a value expr. Do not add artificial variables to
6322 live_switch_vars. Use the debug counter.
6323 (gimplify_target_expr): Use the debug counter.
6324 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
6325 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
6326 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
6328 2016-11-08 Richard Biener <rguenther@suse.de>
6330 * tree-vect-stmts.c (get_group_load_store_type): If the
6331 access is aligned do not trigger peeling for gaps.
6332 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
6333 force alignment of vars with DECL_USER_ALIGN.
6335 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
6337 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
6339 2016-11-08 Richard Biener <rguenther@suse.de>
6341 PR tree-optimization/78205
6342 * tree-vect-stmts.c (vectorizable_load): Move check whether
6343 we may run into gaps when BB vectorizing SLP permutations ...
6344 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
6345 here where we can do a more precise check.
6347 2016-11-08 Richard Biener <rguenther@suse.de>
6349 PR tree-optimization/78224
6350 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
6351 Split the fallthru edge in case its successor may have PHIs.
6352 Do not free dominance info.
6354 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6357 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6358 EH info even for bzhi and pdep/pext.
6360 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
6362 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
6363 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
6365 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
6367 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
6369 * config/rs6000/vector.md (div<mode>3): Ditto.
6371 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
6373 * configure.ac (.hidden): Change to conftest_s string. Provide string
6375 (gcc_cv_ld_hidden): Yes for AIX.
6376 * configure: Regenerate.
6378 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
6380 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
6381 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
6382 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
6383 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
6384 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
6385 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
6387 (rs6000_xcoff_visibility): New.
6388 (rs6000_xcoff_declare_function_name): Add visibility support.
6389 (rs6000_xcoff_asm_globalize_decl_name): New.
6390 (rs6000_xcoff_asm_output_aligned_decl_common): New.
6391 (rs6000_asm_weaken_decl): New.
6392 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
6393 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
6396 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
6399 * incpath.c (remove_dup): Also silently ignore EPERM.
6401 2016-11-07 Martin Jambor <mjambor@suse.cz>
6403 * tree.c (verify_type_variant): Use pointer comparison to check that
6404 TYPE_SIZE_UNIT match.
6406 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6409 * dse.c (dse_step5): Call scan_reads even if just
6410 insn_info->frame_read. Improve and fix dump file messages.
6413 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
6414 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
6416 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6419 * match.pd: Add following two patterns:
6420 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
6421 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
6423 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
6425 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
6426 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
6427 * rtl.h (duplicate_reg_notes): Declare.
6428 * rtlanal.c (duplicate_reg_note): New function.
6430 PR rtl-optimization/77309
6431 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
6432 don't assume an equality comparison for plain COMPARE.
6433 (simplify_comparison): Pass a more accurate code to
6434 make_compound_operation.
6436 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
6438 * target.def (compute_pressure_classes): New target hook.
6439 * doc/tm.texi.in: Document it.
6440 * doc/tm.texi: Regenerate.
6441 * ira.c (setup_pressure_classes): Call target hook if defined.
6443 2016-11-07 David Malcolm <dmalcolm@redhat.com>
6445 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
6447 (rtx_writer::print_rtx): In compact mode, omit trailing operands
6448 that have the default values.
6449 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
6451 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
6452 label string from expected dump.
6453 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
6456 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6459 * alias.c (nonoverlapping_memrefs_p): If one decl is
6460 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
6462 2016-11-07 Richard Biener <rguenther@suse.de>
6465 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6468 2016-11-07 Richard Biener <rguenther@suse.de>
6470 PR tree-optimization/78218
6471 * gimple-ssa-store-merging.c
6472 (pass_store_merging::terminate_all_aliasing_chains):
6473 Drop unused argument, fix alias check to also consider uses.
6474 (pass_store_merging::execute): Adjust.
6476 2016-11-07 Richard Biener <rguenther@suse.de>
6478 PR tree-optimization/78228
6479 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
6482 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6485 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
6486 aarch64_simd_shift_imm_<mode> predicate for operand 1.
6487 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
6488 to restrict them to an appropriate range and add FAIL check if the
6489 region they specify is out of range. Delete useless constraint
6491 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
6492 2 and 3 to restrict their range and add pattern predicate.
6494 2016-11-07 Martin Liska <mliska@suse.cz>
6496 * asan.c (enum asan_check_flags): Move the enum to header file.
6497 (asan_init_shadow_ptr_types): Make type creation more generic.
6498 (shadow_mem_size): New function.
6499 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
6500 Rewritten stack unpoisoning code.
6501 (build_shadow_mem_access): Add new argument return_address.
6502 (instrument_derefs): Instrument local variables if use after scope
6503 sanitization is enabled.
6504 (asan_store_shadow_bytes): New function.
6505 (asan_expand_mark_ifn): Likewise.
6506 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
6507 * asan.h (enum asan_mark_flags): Moved here from asan.c
6508 (asan_protect_stack_decl): Protect all declaration that need
6510 (asan_sanitize_use_after_scope): New function.
6511 (asan_no_sanitize_address_p): Likewise.
6512 * cfgexpand.c (partition_stack_vars): Consider
6513 asan_sanitize_use_after_scope in condition.
6514 (expand_stack_vars): Likewise.
6515 * common.opt (-fsanitize-address-use-after-scope): New option.
6516 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
6517 Explain the parameter.
6518 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
6519 * gimplify.c (build_asan_poison_call_expr): New function.
6520 (asan_poison_variable): Likewise.
6521 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
6522 variables that have address taken.
6523 (gimplify_decl_expr): Likewise.
6524 (gimplify_target_expr): Likewise for C++ temporaries.
6525 (sort_by_decl_uid): New function.
6526 (gimplify_expr): Unpoison all variables for a label we can jump
6527 from outside of a scope.
6528 (gimplify_switch_expr): Unpoison variables defined in the switch
6530 (gimplify_function_tree): Clear asan_poisoned_variables.
6531 (asan_poison_variables): New function.
6532 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
6533 * internal-fn.c (expand_ASAN_MARK): New function.
6534 * internal-fn.def (ASAN_MARK): Declare.
6535 * opts.c (finish_options): Handle -fstack-reuse if
6536 -fsanitize-address-use-after-scope is enabled.
6537 (common_handle_option): Enable address sanitization if
6538 -fsanitize-address-use-after-scope is enabled.
6539 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
6541 * params.h: Likewise.
6542 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
6543 * sanitizer.def: Define __asan_poison_stack_memory and
6544 __asan_unpoison_stack_memory functions.
6545 * asan.c (asan_mark_poison_p): New function.
6546 (transform_statements): Handle asan_mark_poison_p calls.
6547 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
6549 2016-11-07 Tamar Christina <tamar.christina@arm.com>
6552 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
6554 2016-11-07 Martin Liska <mliska@suse.cz>
6556 * tree-profile.c (gimple_gen_time_profiler): Set proper type
6557 to time_profiler_counter_ptr.
6559 2016-11-07 Richard Biener <rguenther@suse.de>
6561 PR tree-optimization/37150
6562 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
6564 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
6565 (vect_analyze_slp_cost_1): Account for the real number of
6566 permutations emitted and for dead loads.
6567 (vect_transform_slp_perm_load): Add n_perms parameter counting
6568 the number of emitted permutations.
6569 * tree-vect-stmts.c (vectorizable_load): Adjust.
6571 2016-11-07 Richard Biener <rguenther@suse.de>
6573 PR tree-optimization/78189
6574 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
6575 alignment computation.
6577 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
6579 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
6581 2016-11-05 Martin Sebor <msebor@redhat.com>
6583 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
6586 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
6590 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
6592 2016-11-04 Jakub Jelinek <jakub@redhat.com>
6595 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
6596 doesn't have rtl set.
6598 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6600 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
6601 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
6602 rs6000_gimple_fold_builtin.
6603 (rs6000_gimple_fold_builtin): New function. Add handling for
6604 early expansion of vector addition builtins.
6606 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6608 * expr.h (copy_blkmode_from_reg): Delete.
6609 * expr.c (copy_blkmode_from_reg): Make static.
6611 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6613 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
6614 * combine.c (LOAD_EXTEND_OP): Delete.
6615 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
6616 * cse.c (LOAD_EXTEND_OP): Delete.
6617 * fold-const.c (LOAD_EXTEND_OP): Likewise.
6618 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
6619 * postreload.c (LOAD_EXTEND_OP): Delete.
6620 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
6621 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
6622 (find_reloads): Likewise.
6623 * reload1.c (eliminate_regs_1): Likewise.
6624 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
6625 (num_sign_bit_copies1): Likewise.
6627 2016-11-04 David Malcolm <dmalcolm@redhat.com>
6629 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
6630 (selftest::ix86_test_dumping_hard_regs): New function.
6631 (selftest::ix86_run_selftests): New function.
6632 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
6633 selftest::ix86_run_selftests.
6634 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
6635 * doc/tm.texi: Regenerate
6636 * selftest-rtl.h: New file.
6637 * rtl-tests.c: Include "selftest-rtl.h".
6638 (selftest::assert_rtl_dump_eq): Make non-static.
6639 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
6640 (selftest::test_dumping_regs): Update comment.
6641 * selftest-run-tests.c: Include "target.h".
6642 (selftest::run_tests): If non-NULL, call
6643 targetm.run_target_selftests.
6644 * target.def (run_target_selftests): New hook.
6646 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6648 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
6649 representative core for this architecture.
6650 * config/arm/arm-cores.def (cortex-m33): Define new processor.
6651 * config/arm/arm-tables.opt: Regenerate.
6652 * config/arm/arm-tune.md: Likewise.
6653 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
6654 valid -mcpu options.
6655 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
6657 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6659 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
6660 representative core for this architecture.
6661 * config/arm/arm-cores.def (cortex-m23): Define new processor.
6662 * config/arm/arm-tables.opt: Regenerate.
6663 * config/arm/arm-tune.md: Likewise.
6664 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
6665 this tuning parameters apply to in the comment.
6666 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
6667 valid -mcpu options.
6668 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
6670 2016-11-04 Bin Cheng <bin.cheng@arm.com>
6672 * fold-const.c (fold_cond_expr_with_comparison): Remove call
6673 to pedantic_non_lvalue_loc. Remove useless code for lvalue
6674 where cond_expr can't be a lvalue.
6676 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
6678 * config/arc/arc.c (arc_process_double_reg_moves): Use
6680 * config/arc/arc.md (movsi_insn): Disable unsupported move
6681 instructions for ARCv2 cores.
6682 (movdi): Use prepare_move_operands.
6683 (movsf, movdf): Use move_dest_operand predicate.
6684 * config/arc/constraints.md (Chs): Enable when barrel shifter is
6686 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
6687 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
6689 (dexcl_3op_peep2_insn_nores): Likewise.
6690 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
6691 (LINK_COMMAND_SPEC): Remove.
6693 2016-11-04 Richard Biener <rguenther@suse.de>
6696 * loop-invariant.c (find_exits): Record entering inner
6697 loops as possibly exiting to handle infinite sub-loops.
6698 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
6699 (fill_always_executed_in_1): Honor infinite child loops.
6701 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6704 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
6705 has already been adjusted for endianness, so don't adjust it any
6709 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
6710 ICmode unless we have standard PowerPC floating point.
6711 * config/rs6000/rs6000.md (FP iterator): Likewise.
6712 (FMOVE128 iterator): Likewise.
6714 2016-11-03 Jakub Jelinek <jakub@redhat.com>
6715 Alexandre Oliva <aoliva@redhat.com>
6716 Jason Merrill <jason@redhat.com>
6720 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
6722 * langhooks.c (lhd_type_dwarf_attribute): New function.
6723 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
6724 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
6725 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
6726 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
6727 (check_qualified_type, check_aligned_type): Call it.
6728 * dwarf2out.c (modified_type_die): Don't use type_main_variant
6729 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6730 check_base_type and check_lang_type.
6731 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
6732 return early. For pointer-to-data-member add DW_AT_use_location
6734 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
6736 (gen_type_die_with_usage): Don't use type_main_variant
6737 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6738 check_base_type and check_lang_type. Formatting fixes. Call
6739 get_debug_type langhook.
6741 2016-11-03 Jason Merrill <jason@redhat.com>
6743 * tree.c (check_lang_type): New.
6744 (check_qualified_type): Use it.
6745 (check_aligned_type): Use it.
6746 * tree.h: Declare it.
6748 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
6750 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
6751 (arm*-freebsd*): Likewise.
6752 (arm*-*-netbsdelf*): Likewise.
6753 (arm*-*-linux*): Likewise.
6754 (arm*-*-uclinux*eabi*): Likewise.
6755 (arm*-*-phoenix*): Likewise.
6756 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
6757 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
6758 specified. Default to arm6 if target_cpu_cname is not set.
6759 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
6760 default cpu has been correctly configured.
6761 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
6762 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
6763 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
6764 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
6765 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6766 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
6767 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6769 2016-11-03 Jiong Wang <jiong.wang@arm.com>
6771 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
6772 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
6773 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
6774 (output_cfa_loc): Support DW_CFA_val_expression.
6775 (output_cfa_loc_raw): Likewise.
6776 (output_cfi): Likewise.
6777 (output_cfi_directive): Likewise.
6778 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
6779 (dw_cfi_oprnd2_desc): Likewise.
6780 (mem_loc_descriptor): Recognize new pattern generated for value
6783 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
6785 PR rtl-optimization/78186
6786 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
6787 well, when converting to IOR.
6789 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
6791 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
6792 (vec_interleave_highv8qi): Likewise.
6794 2016-11-03 Martin Liska <mliska@suse.cz>
6796 * profile.c (instrument_values): Fix coding style.
6797 (branch_prob): Use renamed function.
6798 * tree-profile.c (init_ic_make_global_vars): Likewise.
6799 (gimple_init_edge_profiler): Rename to
6800 gimple_init_gcov_profiler.
6801 tree_time_profiler_counter variable declaration.
6802 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
6804 * value-prof.h: Remove an argument.
6806 2016-11-03 Richard Biener <rguenther@suse.de>
6808 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
6809 symtab_node::get_create.
6811 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6813 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
6814 Move comments into more natural position.
6816 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
6818 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
6819 (PTRDIFF_TYPE): Define as int.
6821 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6823 * ccmp.c (expand_ccmp_expr_1): Adjust.
6824 (expand_ccmp_expr): Likewise.
6825 (expand_ccmp_next): Likewise.
6826 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
6827 (aarch64_gen_ccmp_first): Likewise.
6828 * doc/tm.texi: Regenerate.
6829 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
6830 (gen_ccmp_next): Likewise.
6832 2016-11-03 Bin Cheng <bin.cheng@arm.com>
6834 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
6835 (vect_is_simple_reduction): Swap cond_reduction by inversion.
6837 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
6839 * config/i386/i386.c (ix86_init_libfuncs): New. Call
6840 darwin_rename_builtins here.
6841 (ix86_expand_divmod_libfunc): New.
6842 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
6843 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
6845 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
6846 Nathan Sidwell <nathan@acm.org>
6848 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
6850 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
6852 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
6854 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
6855 to format MODE_INT and MODE_PARTIAL_INT literals.
6857 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
6860 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
6861 NULL if TARGET_SPE_ABI.
6863 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6865 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
6866 clear padding bits even when they're less than a byte.
6868 2016-11-02 Richard Biener <rguenther@suse.de>
6870 * gimple-ssa-store-merging.c: Include gimplify-me.h.
6871 (imm_store_chain_info::output_merged_stores): Force base_addr
6872 to be proper GIMPLE for a MEM_REF address.
6873 (pass_store_merging::execute): Restrict negative bitpos
6874 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
6875 check. Take into account non-NULL_TREE offset if the base
6876 is already addressable.
6878 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
6880 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
6882 (aarch64_be_crypto_sha1hv4si): New pattern.
6884 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
6886 * config/aarch64/aarch64.md (add<mode>3): Remove
6887 redundant code. Don't split frame based additions.
6889 2016-11-02 Richard Biener <rguenther@suse.de>
6891 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
6892 redundant val and dest members.
6893 (store_immediate_info::store_immediate_info): Adjust.
6894 (merged_store_group::merged_store_group): Adjust.
6895 (merged_store_group::apply_stores): Likewise.
6896 (struct imm_store_chain_info): Add base_addr field.
6897 (imm_store_chain_info::imm_store_chain_info): New constructor.
6898 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
6899 (imm_store_chain_info::output_merged_store): Likewise. Use
6900 addr_base which is already the address.
6901 (imm_store_chain_info::output_merged_stores): Likewise.
6902 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
6903 imm_store_chain_info instead of base. Fix alias check.
6904 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
6905 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
6906 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
6907 use the address of the base and adjust for other changes.
6909 2016-11-02 Martin Liska <mliska@suse.cz>
6911 * fold-const-call.c (host_size_t_cst_p): Test whether
6912 t is convertible to size_t.
6914 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6916 PR tree-optimization/78170
6917 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
6918 introduced by native_encode_expr on little-endian as well.
6920 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6922 PR tree-optimization/78162
6923 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
6926 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6928 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
6930 (aarch64_next_callee_save): Likewise.
6931 (aarch64_pushwb_single_reg): Likewise.
6932 (aarch64_gen_storewb_pair): Likewise.
6933 (aarch64_push_regs): Likewise.
6934 (aarch64_gen_loadwb_pair): Likewise.
6935 (aarch64_pop_regs): Likewise.
6936 (aarch64_gen_store_pair): Likewise.
6937 (aarch64_gen_load_pair): Likewise.
6938 (aarch64_save_callee_saves): Likewise.
6939 (aarch64_restore_callee_saves): Likewise.
6941 2016-11-02 Richard Biener <rguenther@suse.de>
6943 PR tree-optimization/78035
6944 PR tree-optimization/77964
6945 * gimple-pretty-print.c (pp_points_to_solution): Print
6946 vars_contains_interposable.
6947 * tree-ssa-alias.c: Include varasm.h.
6948 (ptrs_compare_unequal): Check vars_contains_interposable and
6949 decl_binds_to_current_def_p.
6950 (dump_points_to_solution): Dump vars_contains_interposable.
6951 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
6953 * tree-ssa-structalias.c: Include varasm.h.
6954 (set_uids_in_ptset): Record whether vars contains a
6955 not decl_binds_to_current_def_p variable in vars_contains_interposable.
6956 (ipa_escaped_pt): Update initializer.
6958 2016-11-02 Richard Biener <rguenther@suse.de>
6960 PR tree-optimization/78047
6961 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
6962 fake field at offset zero conservatively regarding to may_have_pointers.
6964 2016-11-02 Richard Biener <rguenther@suse.de>
6966 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
6967 infer_value_range on stmt ops and update value-ranges.
6968 Dump visited stmts and blocks.
6969 (evrp_dom_walker::push_value_range): Dump changes.
6970 (evrp_dom_walker::pop_value_range): Likewise.
6971 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
6973 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6975 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
6977 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
6979 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6981 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
6982 and adjust for that.
6983 * cfgrtl.h (delete_insn_chain): Adjust prototype.
6985 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6987 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
6989 (transcode_memory_rtx): Likewise.
6990 (move_to_acc): Likewise.
6991 (move_from_acc): Likewise.
6992 (move_acc_to_reg): Likewise.
6993 (move_to_x): Likewise.
6994 (move_to_hl): Likewise.
6995 (move_to_de): Likewise.
6996 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
6997 (rs6000_emit_savres_rtx): Likewise.
6998 (rs6000_emit_prologue): Likewise.
6999 * reorg.c (update_reg_unused_notes): Likewise.
7000 * rtl.h (remove_note): Adjust prototype.
7001 * rtlanal.c (remove_note): Make argument type rtx_insn *.
7003 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7005 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
7006 variables so some can be rtx_insn *.
7007 (alpha_emit_xfloating_libcall): Likewise.
7008 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
7009 (mips_legitimize_tls_address): Likewise.
7010 * optabs.c (expand_binop): Likewise.
7011 * reload1.c (gen_reload): Likewise.
7013 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7015 * reorg.c (relax_delay_slots): Split up the trial variable.
7017 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7019 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
7020 of variables rtx_insn *.
7021 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
7022 (legitimize_tls_address): Likewise.
7023 * config/bfin/bfin.c (hwloop_optimize): Likewise.
7024 (bfin_gen_bundles): Likewise.
7025 * config/c6x/c6x.c (reorg_split_calls): Likewise.
7026 (c6x_reorg): Likewise.
7027 * config/frv/frv.c (frv_reorder_packet): Likewise.
7028 * config/i386/i386.c (ix86_split_idivmod): Likewise.
7029 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
7030 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
7031 * config/mn10300/mn10300.c: Likewise.
7032 * config/rl78/rl78.c: Likewise.
7033 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
7034 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
7035 (sh_expand_cmpnstr): Likewise.
7036 (sh_expand_strlen): Likewise.
7037 (sh_expand_setmem): Likewise.
7038 * config/sh/sh.md: Likewise.
7039 * emit-rtl.c (emit_pattern_before): Likewise.
7040 * except.c: Likewise.
7041 * final.c: Likewise.
7044 2016-11-01 Jason Merrill <jason@redhat.com>
7046 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
7047 a COND_EXPR with constant condition.
7049 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7051 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
7052 and its initialization.
7054 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7056 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
7059 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7061 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
7062 argument, don't call add_linkage_name if it is true.
7063 (gen_variable_die): For C++ inline static data members, consider the
7064 initial call when old_die is NULL to be declaration and call
7065 add_name_and_src_coords_attributes in that case with true as
7066 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
7067 (gen_member_die): For C++ inline static data members, emit a
7068 definition DIE right away in DW_TAG_compile_unit context.
7070 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
7073 * config/pa/pa.md: Add new shift/add patterns to handle
7074 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
7076 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
7078 * config/xtensa/xtensa-protos.h
7079 (xtensa_use_return_instruction_p): New prototype.
7080 * config/xtensa/xtensa.c (xtensa_current_frame_size,
7081 xtensa_callee_save_size): Remove.
7082 (struct machine_function): Add new fields: current_frame_size,
7083 callee_save_size, frame_laid_out and epilogue_done.
7084 (compute_frame_size, xtensa_expand_prologue,
7085 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
7086 cfun->machine->callee_save_size and xtensa_current_frame_size
7087 with cfun->machine->current_frame_size.
7088 (compute_frame_size): Update cfun->machine->frame_laid_out and
7089 don't update frame layout after reload completion.
7090 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
7091 instead of zeroing xtensa_current_frame_size.
7092 (xtensa_use_return_instruction_p): New function.
7093 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
7095 (INITIAL_ELIMINATION_OFFSET): Use return value of
7096 compute_frame_size instead of xtensa_current_frame_size value.
7097 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
7098 function xtensa_use_return_instruction_p instead of inline code.
7100 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7102 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
7103 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
7104 * dwarf2out.c (rnglist_idx): New variable.
7105 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
7106 (DEBUG_RNGLISTS_SECTION): Define.
7107 (ranges_base_label): New variable.
7108 (size_of_die) <case dw_val_class_range_list>: If using
7109 DW_FORM_rnglistx, count size of uleb128 of range list index.
7110 (value_format) <case dw_val_class_range_list>: For
7111 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
7112 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
7113 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
7114 (add_ranges_num): Remove useless prototype. Don't multiply
7115 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
7116 for new fields added to dw_ranges struct.
7117 (add_ranges): Add maybe_new_sec argument and pass it
7118 through to add_ranges_num.
7119 (note_rnglist_head): New function.
7120 (add_ranges_by_labels): Pass true as maybe_new_sec to
7121 add_ranges_num, call note_rnglist_head on the head of the list.
7122 (output_ranges): Add function comment. Switch to
7123 .debug_ranges section here and emit .Ldebug_ranges0 label.
7124 (index_rnglists, output_rnglists): New functions.
7125 (gen_subprogram_die): Formatting fixes.
7126 (add_high_low_attributes): Don't divide offsets
7127 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
7128 first list element or when pointing into the middle of
7129 a list. Pass true as second argument to add_ranges on the
7130 first block fragment after cold/hot section switch.
7131 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
7132 section instead of .debug_ranges. Initialize
7133 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
7134 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
7135 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
7136 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
7137 Call output_rnglists for -gdwarf-5.
7138 (dwarf2out_c_finalize): Clear rnglist_idx.
7140 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
7142 * combine.c (simplify_compare_const): Add gcc_fallthrough.
7144 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
7145 Tamar Christina <tamar.christina@arm.com>
7147 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
7148 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
7149 (vmaxnmq_f32): Likewise.
7150 (vminnm_f32): Likewise.
7151 (vminnmq_f32): Likewise.
7152 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
7154 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
7157 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7159 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
7160 binary floating point types supported by the hardware except for
7162 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
7163 vector instruction for optimizing extracting a SImode from a
7164 V4SImode vector and converting it to floating point.
7165 (vsx_xvcvuxwdp_df): Likewise.
7166 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
7167 registers to be any VSX register. Move stores to the end of the
7169 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
7170 to optimize extracting a SImode from a V4SImode vector and
7171 converting it to a binary floating point type supported by the
7172 hardware. Use the vector converts instead of extracting the
7173 element, sign extending it, and then converting it to double.
7174 Other floating point types than double first convert to double,
7175 then the double is converted to that type.
7176 (vsx_extract_si_<uns>float_<mode>): Likewise.
7178 2016-10-31 Andrew Pinski <apinski@cavium.com>
7180 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
7181 Rewrite handling of part num to handle the case where
7182 multiple implementers share the same part num.
7184 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
7185 Jakub Jelinek <jakub@redhat.com>
7187 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
7188 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
7190 2016-10-31 Jakub Jelinek <jakub@redhat.com>
7192 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
7193 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
7194 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
7195 (is_cu_die, is_unit_die): Likewise.
7196 (should_move_die_to_comdat, break_out_comdat_types): Adjust
7197 comments for DWARF5 DW_UT_type units.
7198 (output_compilation_unit_header): Add UT argument, output
7199 start of DWARF5 .debug_info section header.
7200 (output_comp_unit): Add dwo_id argument. Adjust
7201 output_compilation_unit_header caller, for DW_UT_split_compile
7202 emit dwo_id field, otherwise padding1. Emit padding2 field.
7203 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
7204 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
7205 (output_skeleton_debug_sections): Add dwo_id argument, for
7206 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
7207 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
7208 DW_UT_type or DW_UT_split_type units rather than .debug_types.
7209 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
7210 DW_TAG_compile_unit for skeleton unit die. Don't add
7211 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
7212 address to output_comp_unit and output_skeleton_debug_sections.
7214 * dwarf2out.c (debug_line_str_section): New variable.
7215 (debug_line_str_hash): Likewise.
7216 (DEBUG_LINE_STR_SECTION): Define.
7217 (set_indirect_string): Handle DW_FORM_line_strp like
7219 (find_string_form): Fix up formatting.
7220 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
7222 (output_die): Handle DW_FORM_line_strp.
7223 (DWARF5_USE_DEBUG_LINE_STR): Define.
7224 (output_line_string): New function.
7225 (output_file_names): Add -gdwarf-5 support.
7226 (output_line_info): Likewise.
7227 (init_sections_and_labels): Initialize debug_line_str_section.
7228 (output_indirect_string): Change 2nd argument from void *
7229 to enum dwarf_form form, compare with form rather than
7231 (output_indirect_strings): Pass DW_FORM_strp to
7232 output_indirect_string traversion.
7233 (dwarf2out_finish): Output .debug_line_str strings.
7234 (dwarf2out_c_finalize): Clear debug_line_str_section and
7235 debug_line_str_hash.
7237 2016-10-31 Tom Tromey <tom@tromey.com>
7240 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
7241 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
7242 DW_OP_GNU_push_tls_address case.
7243 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
7245 2016-10-31 Jakub Jelinek <jakub@redhat.com>
7247 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
7248 for frame_offset_rel bit.
7249 (struct array_descr_info): Add rank field.
7250 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
7251 and placeholder_seen fields.
7252 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
7253 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
7254 DW_OP_pick 1 into DW_OP_over.
7255 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
7256 gen_variant_part): Clear placeholder_{arg,seen}.
7257 (loc_list_from_tree_1): Drop const from context argument.
7258 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
7259 (loc_list_for_address_of_addr_expr_of_indirect_ref,
7260 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
7262 (add_scalar_info): Drop const from context argument. Handle
7263 context->placeholder_arg.
7264 (add_bound_info): Drop const from context argument.
7265 (gen_descr_array_type_die): Drop const from ctx variable.
7266 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
7267 attribute and use a single DW_TAG_generic_subrange instead of
7268 7 DW_TAG_subrange_type for assumed rank arrays.
7270 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
7271 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
7272 from bool to 1-bit uchar bitfield. Add num_assigned and
7273 offset_emitted bitfields.
7274 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
7275 for dw_val_class_lineptr and dw_val_class_macptr. Handle
7276 dw_val_class_loclistsptr.
7277 (new_addr_loc_descr): Fix up formatting.
7278 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
7279 (add_AT_low_high_pc): Fix up formatting.
7280 (add_AT_loclistsptr): New function.
7281 (AT_lbl): Allow dw_val_class_loclistsptr.
7282 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
7283 Handle dw_val_class_loclistsptr.
7284 (loc_list_idx): New variable.
7285 (output_loclists_offsets, assign_location_list_indexes): New
7287 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
7288 add size_of_uleb128 of the index. Drop never used
7289 dwarf_split_debug_info AT_index handling. Handle
7290 dw_val_class_loclistsptr.
7291 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
7292 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
7293 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
7294 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
7295 DW_FORM_loclistx indexes.
7296 (output_attr_index_or_value): Fix up formatting. Don't handle
7297 dw_val_class_loc_list here.
7298 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
7299 For dw_val_class_loc_list call output_loc_list_offset rather than
7300 output_attr_index_or_value.
7301 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
7302 or .debug_loclists.dwo section name for debug_loc_section.
7303 (resolve_addr_in_expr): Formatting fix.
7304 (index_location_lists): Likewise.
7305 (dwarf2out_finish): If there are any location lists, for
7306 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
7307 index_location_lists only if have_location_lists. Call
7308 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
7309 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
7310 -gsplit-dwarf also emit offset table.
7312 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
7313 (size_of_die, value_format, output_die): Use
7314 DW_FORM_data16 for 128-bit dw_val_class_const_double or
7315 dw_val_class_wide_int.
7317 * dwarf2out.c (dwarf_op): Renamed to ...
7318 (dwarf_OP): ... this.
7319 (convert_descriptor_to_mode, scompare_loc_descriptor,
7320 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7321 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
7323 (dwarf_AT, dwarf_TAG): New functions.
7324 (check_die): Disallow DW_AT_call_all_calls next to
7325 DW_AT_GNU_all_call_sites.
7326 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
7327 and attributes instead of the corresponding GNU tag and attributes.
7328 (gen_subprogram_die): Likewise. Emit call site information even
7329 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
7330 DW_AT_defaulted in comment.
7331 (resolve_addr): Handle DW_AT_call_origin attribute on
7332 DW_TAG_call_site DIE like DW_AT_abstract_origin on
7333 DW_TAG_GNU_call_site DIE.
7335 * dwarf2out.c (dwarf_op): New function.
7336 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
7337 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
7338 (output_loc_operands, output_loc_operands_raw): Likewise.
7339 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
7340 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
7341 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
7342 if dwarf_version < 5.
7343 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
7345 (scompare_loc_descriptor, ucompare_loc_descriptor,
7346 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7347 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
7348 optimize_location_into_implicit_ptr): Likewise. Only punt for
7349 !dwarf_strict if dwarf_version < 5.
7350 (string_cst_pool_decl): Adjust comment.
7351 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
7353 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
7354 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7355 (struct dw_val_node): Add val_file_implicit field.
7356 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
7357 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
7358 output_die): Handle dw_val_class_const_implicit,
7359 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7360 (abbrev_die_table): Change into va_gc vec.
7361 (abbrev_die_table_allocated, abbrev_die_table_in_use,
7362 ABBREV_DIE_TABLE_INCREMENT): Remove.
7363 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
7364 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
7366 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
7367 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
7369 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
7371 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
7373 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
7375 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
7376 unit. Call optimize_abbrev_table.
7377 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
7378 abbrev_die_table being a va_gc vec.
7380 PR tree-optimization/77860
7381 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
7382 also integral complex and vector constants.
7384 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
7385 optimize_macinfo_range, save_macinfo_strings): Replace
7386 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
7387 (output_macinfo): Likewise. Emit .debug_macro* rather than
7388 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
7389 (init_sections_and_labels): Use .debug_macro* labels rather than
7390 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
7391 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
7392 or DW_AT_GNU_macros for -gdwarf-5.
7394 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
7396 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
7398 2016-09-11 Le-Chun Wu <lcwu@google.com>
7399 Mark Wielaard <mjw@redhat.com>
7401 * common.opt (Wshadow=global): New option. Default for -Wshadow.
7402 (Wshadow=local): New option.
7403 (Wshadow-local): Hidden alias for -Wshadow=local.
7404 (Wshadow=compatible-local): New option.
7405 (Wshadow-compatible-local): Hidden alias for
7406 -Wshadow=compatible-local.
7407 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
7408 Wshadow=compatible-local.
7410 2016-10-31 Bin Cheng <bin.cheng@arm.com>
7412 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
7413 Check slp defs for COND_EXPR by swapping/inverting operands if the
7414 new parameter SWAP indicates so.
7415 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
7416 is isomorphic to the first stmt via swapping/inverting. Store swap
7417 information in the new parameter SWAP.
7418 (vect_build_slp_tree): New local array SWAP and pass it to function
7419 vect_build_slp_tree_1. Cleanup result handling code for function
7420 call to vect_get_and_check_slp_defs. Skip operand swapping if the
7421 order of operands has been fixed as indicated by SWAP[i].
7423 2016-10-31 Bin Cheng <bin.cheng@arm.com>
7425 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
7426 unnecessary data dependence check after visited store stmt.
7428 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7430 PR tree-optimization/71915
7431 PR tree-optimization/71490
7432 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
7434 (find_basis_for_base_expr): Require stride types to match when
7436 (alloc_cand_and_find_basis): Record the stride type.
7437 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
7438 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
7439 the expressions having those types.
7440 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
7441 (create_mul_ssa_cand): Likewise.
7442 (create_mul_imm_cand): Likewise.
7443 (create_add_ssa_cand): Likewise.
7444 (create_add_imm_cand): Likewise.
7445 (legal_cast_p_1): Change interface to accept types rather than the
7446 expressions having those types.
7447 (legal_cast_p): Pass types to legal_cast_p_1.
7448 (slsr_process_cast): Pass stride type to
7449 alloc_cand_and_find_basis.
7450 (slsr_process_copy): Likewise.
7451 (dump_candidate): Display stride type when a cast exists.
7452 (create_add_on_incoming_edge): Introduce a cast when necessary for
7454 (analyze_increments): Change the code checking for invalid casts
7455 to rely on the stride type, and update the documentation and
7456 example. Change the code checking for pointer multiplies to rely
7458 (insert_initializers): Introduce a cast when necessary for the
7459 stride type. Use the stride type for the type of the initializer.
7461 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7463 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
7465 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7467 PR rtl-optimization/77919
7468 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
7469 into memory if both modes are complex and their inner modes have the
7470 same precision. If the two modes are different complex modes, convert
7471 each part separately and generate a new CONCAT.
7473 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7475 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
7477 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7480 * gimple-ssa-store-merging.c
7481 (imm_store_chain_info::output_merged_store): Use build_aligned_type
7482 instead of SET_TYPE_ALIGN on shared integral type.
7484 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7486 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7487 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
7490 2016-10-28 Jeff Law <law@redhat.com>
7492 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
7493 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
7495 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7497 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
7499 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7501 * target.def (min_arithmetic_precision): New hook.
7502 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
7503 * doc/tm.texi: Regenerate.
7504 * internal-fn.c (expand_arith_overflow): Adjust handling of target
7505 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
7506 * targhooks.c (default_min_arithmetic_precision): New function.
7507 * targhooks.h (default_min_arithmetic_precision): Declare.
7508 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
7509 (sparc_min_arithmetic_precision): New function.
7511 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7514 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
7515 Swap commutative operands in new RTL if needed. Handle zero_ext
7517 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
7520 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7521 Kugan Vivekanandarajah <kuganv@linaro.org>
7522 Jim Wilson <jim.wilson@linaro.org>
7524 PR tree-optimization/43721
7525 * target.def: New hook expand_divmod_libfunc.
7526 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
7527 * doc/tm.texi: Regenerate.
7528 * internal-fn.def: Add new entry for DIVMOD ifn.
7529 * internal-fn.c (expand_DIVMOD): New.
7530 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
7532 (widen_mul_stats): Add new field divmod_calls_inserted.
7533 (target_supports_divmod_p): New.
7534 (divmod_candidate_p): Likewise.
7535 (convert_to_divmod): Likewise.
7536 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
7537 renumber_gimple_stmt_uids at beginning of function. Call
7538 convert_to_divmod and record stats for divmod.
7539 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
7540 TARGET_EXPAND_DIVMOD_LIBFUNC.
7541 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
7544 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7545 Segher Boessenkool <segher@kernel.crashing.org>
7547 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
7548 swapping the arms of the branch.
7549 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
7550 sequence for the generic signed-signed-signed case.
7552 2016-10-28 Jeff Law <law@redhat.com>
7554 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
7556 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7558 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7560 PR rtl-optimization/78029
7561 * function.c (prologue_contains, epilogue_contains): New functions.
7562 (record_prologue_seq, record_epilogue_seq): New functions.
7563 * function.h (prologue_contains, epilogue_contains,
7564 record_prologue_seq, record_epilogue_seq): New declarations.
7565 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
7566 mixing prologue and epilogue insns.
7567 (init_deps): Initialize the new fields in struct deps_desc.
7568 * sched-int.h (struct deps_desc): New fields last_prologue,
7569 last_epilogue, and last_logue_was_epilogue.
7570 * shrink-wrap.c (emit_common_heads_for_components): Record all
7571 emitted prologue and epilogue insns.
7572 (emit_common_tails_for_components): Ditto.
7573 (insert_prologue_epilogue_for_components): Ditto.
7575 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7578 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
7579 * common.opt (fstore-merging): New Optimization option.
7580 * opts.c (default_options_table): Add entry for
7581 OPT_ftree_store_merging.
7582 * fold-const.h (can_native_encode_type_p): Declare prototype.
7583 * fold-const.c (can_native_encode_type_p): Define.
7584 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
7585 (PARAM_MAX_STORES_TO_MERGE): Likewise.
7586 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
7587 * passes.def: Insert pass_tree_store_merging.
7588 * tree-pass.h (make_pass_store_merging): Declare extern
7590 * gimple-ssa-store-merging.c: New file.
7591 * doc/invoke.texi (Optimization Options): Document
7593 (--param documentation): Document store-merging-allow-unaligned
7594 and max-stores-to-merge.
7596 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
7599 * gimplify.c (gimplify_init_constructor): Move emit of constructor
7600 assignment to earlier in the if/else logic.
7602 2016-10-28 Richard Biener <rguenther@suse.de>
7606 * fold-const.c (make_bit_field_ref): Only adjust alias set
7607 when the original alias set was zero.
7609 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7611 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
7612 (s390_adjust_loops): New function.
7613 (s390_reorg): Invoke s390_adjust_loops.
7614 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
7615 ("osc_break"): New insn definition.
7617 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7619 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
7620 * config.gcc: Support alternate archXX cpu levels with
7621 --with-arch= and --with-tune=.
7622 * config/s390/linux.h: Translate new archXX cpu levels to the
7623 original names when calling GAS.
7624 * config/s390/tpf.h: Likewise.
7625 * doc/invoke.texi: Document the alternate cpu level names.
7627 2016-10-28 Jakub Jelinek <jakub@redhat.com>
7629 PR rtl-optimization/77919
7630 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
7631 MEM if mode1 is not a complex mode.
7633 PR rtl-optimization/78132
7634 * ree.c (combine_reaching_defs): Give up if copy_needed and
7635 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
7637 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
7639 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
7641 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7643 * config/rs6000/constraints.md (wH constraint): Add new
7644 constraints for allowing 32-bit integers (and eventually 8/16-bit
7645 integers) into the vector registers.
7646 (wI constraint): Likewise.
7647 (wJ constraint): Likewise.
7648 (wK constraint): Likewise.
7649 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
7650 -mvsx-small-integer as a default option for ISA 2.07
7652 (POWERPC_MASKS): Likewise.
7653 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
7654 switch to turn off small integer support in vector registers.
7655 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
7656 test for -mupper-regs-di, since it is already done with the
7657 reg_add[mode].scalar_in_vsx_p. Add support for the switch
7658 -mvsx-small-integer.
7659 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
7661 (rs6000_setup_reg_addr_masks): Likewise.
7662 (rs6000_init_hard_regno_mode_ok): Likewise.
7663 (rs6000_option_override_internal): Add consistency checks for
7664 -mvsx-small-integer.
7665 (rs6000_secondary_reload_simple_move): SImode is a simple move if
7666 -mvsx-small-integer.
7667 (rs6000_secondary_reload): Use std::swap.
7668 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
7669 VSX_REGS for small integers in vector registers, since there is no
7670 D-FORM address mode for such types.
7671 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
7672 (rs6000_opt_masks): Add -mvsx-small-integer.
7673 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
7675 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
7676 extracts can be done on ISA 2.07.
7677 (vsx_extract_<mode>): Add support for small integers in vsx
7679 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
7680 longer support V4SImode in this pattern.
7681 (vsx_extract_si): New insn to support extraction of SImode in ISA
7682 2.07 using either xxextractuw or vspltw.
7683 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
7684 longer support V4SImode in this pattern.
7685 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
7686 wJ, and wK constraints.
7687 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
7688 storing SDmode with VSX instructions.
7689 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
7690 GPR load and before the FPR and VSX loads. Remove ??, ! from the
7691 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
7692 small integers in vector registers.
7693 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
7694 load and before the FPR and VSX loads. Remove ??, ! from the
7695 constraints. Add VEXTSW2D support for small integers in vector
7697 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
7698 integers in vector registers.
7699 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
7700 move instead of using an UNSPEC.
7701 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
7702 integers in vector registers.
7703 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
7704 move instead of using an UNSPEC.
7705 (movsi_internal1): Add support for -mvsx-small-integer. Align
7706 columns so that it is more readable.
7707 (SImode splitter for ISA 3.0 constants): Add splitter for
7708 -128..127 constants that can easily be constructed on ISA 3.0.
7709 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
7712 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7715 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
7718 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
7720 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
7721 PIC_OFFSET_TABLE_REGNUM twice.
7723 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7725 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
7726 support for constant operand for OP.
7728 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7730 * dwarf2out.c (gen_member_die): Only reparent_child instead of
7731 splice_child_die if child doesn't have DW_AT_specification attribute.
7733 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7735 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
7736 (TARGET_HAVE_LDREXBH): Likewise.
7737 (TARGET_HAVE_LDACQ): Likewise.
7739 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7741 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
7742 logic to to decide whether to copy over old value to register for new
7744 * config/arm/sync.md: Add comments explaning why mode and code
7745 attribute are not defined in iterators.md
7746 (thumb1_atomic_op_str): New code attribute.
7747 (thumb1_atomic_newop_str): Likewise.
7748 (thumb1_atomic_fetch_op_str): Likewise.
7749 (thumb1_atomic_fetch_newop_str): Likewise.
7750 (thumb1_atomic_fetch_oldop_str): Likewise.
7751 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
7752 mirror the more restrictive constraints of the Thumb-1 insns after
7753 split compared to Thumb-2 counterpart insns.
7754 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
7755 in sync with non atomic version.
7756 (atomic_nand<mode>): Likewise.
7757 (atomic_fetch_<sync_optab><mode>): Likewise.
7758 (atomic_fetch_nand<mode>): Likewise.
7759 (atomic_<sync_optab>_fetch<mode>): Likewise.
7760 (atomic_nand_fetch<mode>): Likewise.
7761 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
7762 in sync with atomic version.
7763 (thumb1_subsi3_insn): Likewise.
7764 (thumb1_andsi3_insn): Likewise.
7765 (thumb1_iorsi3_insn): Likewise.
7766 (thumb1_xorsi3_insn): Likewise.
7768 2016-10-27 Nick Clifton <nickc@redhat.com>
7770 * plugin.c (register_plugin_info): Produce an error message if the
7771 plugin is not found in the hash table.
7773 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7775 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
7778 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
7781 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
7782 define builtin functions from the bdesc_spe_predicates or
7783 bdesc_spe_evsel arrays if the builtin mask is not compatible with
7784 the current compiler configuration.
7785 (paired_init_builtins): Modify loop to not define define builtin
7786 functions from the bdesc_paried_preds array if the builtin mask is
7787 not compatible with the current compiler configuration.
7788 (altivec_init_builtins): Modify loops to not define the
7789 __builtin_altivec_stxvl function nor the builtin functions from
7790 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
7791 builtin mask is not compatible with the current compiler
7794 2016-10-26 Jeff Law <law@redhat.com>
7796 * config/sh/sh.c (output_branch): Add missing fallthru comments.
7797 (gen_shl_and): Likewise.
7798 * config/sh/sh.md (movsicc): Add missing fallthru comments.
7800 * config/mips/mips.c (mips16_constant_cost): Add missing
7802 (mips16_build_call_stub): Increase buffer size. Adjust
7805 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7807 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
7808 INSN_UIDs for all insns in compact mode.
7809 (rtx_writer::print_rtx): Likewise.
7810 * print-rtl.h (rtx_writer::flag_compact): Update comment.
7811 * rtl-tests.c (selftest::test_dumping_insns): Update expected
7812 output to include INSN_UID.
7813 (selftest::test_uncond_jump): Likewise.
7815 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
7817 * haifa-sched.c (call_used_regs_num): Rename to...
7818 (call_saved_regs_num): ...this.
7819 (fixed_regs_num): New variable.
7820 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
7822 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
7824 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7826 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
7828 * print-rtl.c (outfile): Delete global.
7829 (sawclose): Likewise.
7831 (in_call_function_usage): Likewise.
7832 (flag_compact): Likewise.
7833 (flag_simple): Likewise.
7834 (rtx_writer::rtx_writer): New ctor.
7835 (print_rtx_operand_code_0): Convert to...
7836 (rtx_writer::print_rtx_operand_code_0): ...this.
7837 (print_rtx_operand_code_e): Convert to...
7838 (rtx_writer::print_rtx_operand_code_e): ...this.
7839 (print_rtx_operand_codes_E_and_V): Convert to...
7840 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
7841 (print_rtx_operand_code_i): Convert to...
7842 (rtx_writer::print_rtx_operand_code_i): ...this.
7843 (print_rtx_operand_code_r): Convert to...
7844 (rtx_writer::print_rtx_operand_code_r): ...this.
7845 (print_rtx_operand_code_u): Convert to...
7846 (rtx_writer::print_rtx_operand_code_u): ...this.
7847 (print_rtx_operand): Convert to...
7848 (rtx_writer::print_rtx_operand): ...this.
7849 (print_rtx): Convert to...
7850 (rtx_writer::print_rtx): ...this.
7851 (print_inline_rtx): Rewrite in terms of class rtx_writer.
7852 (debug_rtx): Likewise.
7853 (print_rtl): Convert to...
7854 (rtx_writer::print_rtl): ...this.
7855 (print_rtl): Reimplement in terms of class rtx_writer.
7856 (print_rtl_single): Rewrite in terms of class rtx_writer.
7857 (print_rtl_single_with_indent): Convert to..
7858 (rtx_writer::print_rtl_single_with_indent): ...this.
7859 (print_simple_rtl): Rewrite in terms of class rtx_writer.
7860 * print-rtl.h (flag_compact): Delete decl.
7861 (class rtx_writer): New class.
7862 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
7865 2016-10-26 Jeff Law <law@redhat.com>
7867 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
7870 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
7871 (check_if_valid_sleep_operand): Add missing fallthru comment.
7872 (arc_register_move_cost): Increase buffer size.
7873 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
7875 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
7877 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
7878 comment. Add gcc_unreachable for path that should never happen.
7880 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
7883 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7884 Martin Liska <mliska@suse.cz>
7887 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
7888 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
7889 on outer context if any.
7891 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7893 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
7894 by increment rather than double it.
7895 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
7896 emit a space before args[4].
7897 (END): Don't emit a space before with_arg.
7899 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7901 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
7902 Baseline only alternatives to (i) hold store atomic success value in a
7903 return register rather than a scratch register, (ii) use a low register
7904 for it and to (iii) ensure the cbranchsi insn generated by the split
7905 respect the constraints of Thumb-1 cbranchsi4_insn and
7907 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
7908 constraints must match those in atomic_compare_and_swap.
7909 (cbranchsi4_scratch): Likewise.
7911 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7913 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
7914 variable. Add the new parameter to the insn generator. Set that
7915 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
7916 return value from the negation of that parameter for Thumb-1, keeping
7917 the logic unchanged otherwise except for using bdst as the destination
7918 register of the compare_and_swap insn.
7919 (arm_split_compare_and_swap): Add explanation about how is the value
7920 returned to the function comment. Rename scratch variable to
7921 neg_bval. Adapt initialization of variables holding operands to the
7922 new operand numbers. Use return register to hold result of store
7923 exclusive for Thumb-1, scratch register otherwise. Construct the
7924 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
7925 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
7926 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
7927 for strongly ordered compare_and_swap.
7928 * config/arm/predicates.md (cc_register_operand): New predicate.
7929 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
7930 match_operand with the new predicate to accept either the CC flag or a
7931 destination register for the boolean return value, restricting it to
7932 CC flag only via constraint. Adapt operand numbers accordingly.
7934 2016-10-26 Jeff Law <law@redhat.com>
7936 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
7938 * config/frv/frv.c (comparison_string): Do not fall through after
7941 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
7943 (expand_one_builtin): Add missing break.
7945 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
7946 (m32c_legitimate_address_p): Likewise.
7948 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
7950 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
7952 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
7955 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
7958 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
7960 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
7962 (rl78_asm_ctor_dtor): Increase buffer size.
7964 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
7966 (xstormy16_asm_output_constructor): Likewise.
7968 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
7971 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
7972 comment to silence warning.
7974 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
7975 (spu_legitimate_address_p): Fix logic error and add missing fallthru
7978 2016-10-26 Michael Matz <matz@suse.de>
7980 PR tree-optimization/78060
7981 PR tree-optimization/78061
7982 PR tree-optimization/78088
7983 * tree-ssa-loop-split.c (easy_exit_values): New function.
7984 (tree_ssa_split_loops): Use it.
7985 (compute_new_first_bound): Change order of operations,
7986 fix invalid use of types.
7988 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
7990 gen-pass-instances.awk is sensitive to the order in which
7991 passes are added; passes that appear later have to be added first.
7995 * config/avr/avr-passes.def: Swap order of directives for
7996 gen-pass-instances.awk.
7998 2016-10-25 Jeff Law <law@redhat.com>
8000 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
8001 (vax_notice_update_cc): Likewise.
8003 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
8005 * config.gcc (sparc*-*-solaris2*): Adjust.
8006 (sparc64-*-linux*): Likewise.
8007 * config/sparc/default-64.h: Rename to...
8008 * config/sparc/default64.h: ...this.
8009 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
8011 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
8012 * config/sparc/sparc.h: Minor tweaks.
8013 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
8014 TARGET_ARCH32 throughout. Minor various tweaks throughout.
8016 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8018 * input.c (fcache::file_patch): Add comment about lifetime.
8019 (selftest::cpp_reader_ptr): New class.
8020 (selftest::lexer_test): Convert m_parser from cpp_reader *
8021 to a cpp_reader_ptr, and move m_tempfile to after it.
8022 (selftest::lexer_test::lexer_test): Update for above reordering.
8023 (lexer_test::~lexer_test): Move cleanup of m_parser to
8024 cpp_reader_ptr's dtor.
8026 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8028 * toplev.c (toplev::main): Remove call to
8029 location_adhoc_data_fini.
8031 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
8033 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
8034 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
8036 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8038 * ggc-tests.c (forcibly_ggc_collect): Rename to...
8039 (selftest::forcibly_ggc_collect): ...this, and remove "static".
8040 (test_basic_struct): Update for above renaming.
8041 (test_length): Likewise.
8042 (test_union): Likewise.
8043 (test_finalization): Likewise.
8044 (test_deletable_global): Likewise.
8045 (test_inheritance): Likewise.
8046 (test_chain_next): Likewise.
8047 (test_user_struct): Likewise.
8048 (test_tree_marking): Likewise.
8049 * selftest-run-tests.c (selftest::run_tests): Call
8050 selftest::forcibly_ggc_collect at the end of the selftests.
8051 * selftest.h (selftest::forcibly_ggc_collect): New decl.
8053 2016-10-25 Jakub Jelinek <jakub@redhat.com>
8056 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
8057 * optabs.c (expand_vec_cond_expr): For comparison codes
8058 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
8059 (expand_vec_cmp_expr): For comparison codes
8060 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
8061 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
8062 Add enum tree_code argument.
8063 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
8065 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
8066 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
8068 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
8069 NE_EXPR, attempt to use vcondeq_optab as fallback.
8070 * tree-vect-generic.c (expand_vector_comparison,
8071 expand_vector_divmod, expand_vector_condition): Adjust
8072 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
8073 * tree-vect-stmts.c (vectorizable_condition,
8074 vectorizable_comparison): Likewise.
8075 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
8076 check_bool_pattern, search_type_for_mask_1): Likewise.
8077 * expr.c (do_store_flag): Likewise.
8078 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
8079 @code{vcondeq@var{m}@var{n}}): Document.
8080 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
8083 2016-10-25 Jeff Law <law@redhat.com>
8085 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
8087 (v850_output_aligned_bss): Add missing break.
8089 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
8091 2016-10-25 Martin Liska <mliska@suse.cz>
8094 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
8095 statements as they can also contain possibly a freeing call.
8097 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
8098 Martin Liska <mliska@suse.cz>
8101 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
8102 * ipa-icf.c (sem_function::get_hash): Add target optimization
8105 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
8108 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
8109 Remove partial overlap check for shift by 1.
8110 (ashldi3_neon): Likewise.
8112 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
8114 * config/arm/constraints.md (Q constraint): Document its use for
8116 (Pf constraint): New constraint for relaxed, consume or relaxed memory
8118 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
8119 alternatives to allow any register when memory model matches Pf and
8120 thus lda is used, but only low registers otherwise. Use unpredicated
8121 output template for Thumb-1 targets.
8122 (atomic_store<mode>): Likewise for stl.
8123 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
8124 whose output template does not have predication.
8125 (arm_load_acquire_exclusive<mode>): Likewise.
8126 (arm_load_exclusivesi): Likewise.
8127 (arm_load_acquire_exclusivesi): Likewise.
8128 (arm_store_release_exclusive<mode>): Likewise.
8129 (arm_store_exclusive<mode>): Use unpredicated output template for
8132 2016-10-25 Jakub Jelinek <jakub@redhat.com>
8134 * internal-fn.def (LAUNDER): New internal function.
8135 * internal-fn.c (expand_LAUNDER): New function.
8137 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
8138 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
8140 New avr target pass to work around performance loss by PR fix.
8144 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
8145 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
8146 * config/avr/predicates.md (extend_operator): New.
8147 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
8148 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
8149 (make_avr_pass_casesi): New prototypes.
8150 * config/avr/avr.c (print-rtl.h): Include it.
8151 (pass_data avr_pass_data_casesi): Data for new pass.
8152 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
8153 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
8154 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
8155 (avr_optimize_casesi): New functions.
8157 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
8158 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
8162 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
8164 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8166 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
8167 DW_AT_rvalue_reference attributes.
8169 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
8171 * doc/invoke.text (Wint-in-bool-context): Update documentation.
8172 * value-prof.c (stringop_block_profile): Fix a warning.
8174 2016-10-24 Martin Sebor <msebor@redhat.com>
8177 * builtins.c (string_length): New function.
8178 (c_strlen): Use string_length. Correctly handle wide strings.
8179 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
8181 (target_int_max): Call target_max_value.
8182 (format_result::knownrange): New data member.
8183 (fmtresult::fmtresult): Define default constructor.
8184 (format_integer): Use it and set format_result::knownrange.
8185 Handle global constants.
8186 (format_floating_max): Add third argument.
8187 (format_floating): Recompute maximum value for %a for each argument.
8188 (get_string_length): Use fmtresult default ctor.
8189 (format_string): Set format_result::knownrange.
8190 (format_directive): Check format_result::knownrange.
8191 (add_bytes): Same. Correct caret placement in diagnostics.
8192 (pass_sprintf_length::compute_format_length): Set
8193 format_result::knownrange.
8194 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
8196 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8198 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
8199 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
8201 2016-10-24 Ximin Luo <infinity0@pwned.gg>
8204 * dwarf2out.c (file_table_relative_p): Remove.
8205 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
8206 also for absolute paths.
8207 * doc/tm.texi: Update.
8208 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
8209 * target.def (force_at_comp_dir): Remove hook.
8210 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
8212 2016-10-24 Richard Biener <rguenther@suse.de>
8214 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
8215 backedges when identifying the single predecessor to take
8216 conditional info from. Use SCEV to get at ranges for loop IVs.
8217 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
8218 avoid false warning.
8220 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
8223 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
8224 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
8225 (avr_address_tiny_absdata_p): New static function.
8226 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
8227 it to determine validity of constant addresses.
8228 (avr_attribute_table) [absdata]: New variable attribute...
8229 (avr_handle_absdata_attribute): ...and handler.
8230 (avr_decl_absdata_p): New static function.
8231 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
8232 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
8233 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
8235 2016-10-24 Richard Biener <rguenther@suse.de>
8237 PR tree-optimization/78076
8238 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
8239 also on the loop tree root.
8241 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8243 * config/i386/i386.c (ix86_fold_builtin): Handle
8244 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
8245 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8246 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
8247 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8249 2016-10-24 Martin Liska <mliska@suse.cz>
8252 * opts.c (finish_options): Skip conditionally.
8254 2016-10-23 Martin Sebor <msebor@redhat.com>
8257 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
8258 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
8260 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
8262 * config/sparc/sparc.md (cpu_feature): Minor tweak.
8263 (enabled): Likewise.
8264 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
8265 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
8266 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
8267 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
8268 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
8269 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
8271 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
8273 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
8274 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
8276 2016-10-21 Andrew Pinski <apinski@cavium.com>
8278 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
8280 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
8281 implementer_id to unsigned char.
8282 Change part_no to unsigned int.
8283 (AARCH64_BIG_LITTLE): New define.
8284 (INVALID_IMP): New define.
8285 (INVALID_CORE): New define.
8286 (cpu_data): Change the last element's implementer_id and part_no to
8288 (valid_bL_string_p): Rewrite to ..
8289 (valid_bL_core_p): this for integers instead of strings.
8290 (parse_field): New function.
8291 (contains_string_p): Rewrite to ...
8292 (contains_core_p): this for integers and only for the part_no.
8293 (host_detect_local_cpu): Rewrite handling of implementation and
8294 par num to be integers; simplifying the code.
8296 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8298 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
8299 value range for pointers in more cases.
8301 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
8303 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
8304 Add extra argument to allow emitting the move immediate.
8305 Use add/sub with positive immediate.
8306 (aarch64_add_constant): Add inline function.
8307 (aarch64_add_sp): Likewise.
8308 (aarch64_sub_sp): Likewise.
8309 (aarch64_expand_prologue): Call aarch64_sub_sp.
8310 (aarch64_expand_epilogue): Call aarch64_add_sp.
8311 Decide when to leave out move.
8312 (aarch64_output_mi_thunk): Call aarch64_add_constant.
8314 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
8316 * config/aarch64/aarch64.c (aarch64_layout_frame):
8317 Align FP callee-saves.
8319 2016-10-21 Jakub Jelinek <jakub@redhat.com>
8321 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
8322 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
8324 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
8325 _rdseed64_step): Likewise.
8326 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
8329 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
8330 and tree-ssanames.h.
8331 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
8332 with INTEGER_CST argument.
8333 (ix86_gimple_fold_builtin): New function.
8334 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
8336 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
8337 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
8338 (ranges_table_allocated, ranges_table_in_use,
8339 ranges_by_label_allocated, ranges_by_label_in_use,
8340 RANGES_TABLE_INCREMENT): Removed.
8341 (add_ranges_num): Use vec_safe_push into ranges_table.
8342 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
8343 (output_ranges): Adjust for ranges_table and ranges_by_label
8344 conversion from arrays to vec.
8345 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
8346 conversion from arrays to vec.
8347 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
8348 ranges_table_in_use, ranges_by_label_allocated and
8349 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
8351 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
8352 if needed. Re-add origin_die variable and its initialization.
8354 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
8355 even for -fstack-reuse=none, or for volatile vars etc.
8357 2016-10-21 David Malcolm <dmalcolm@redhat.com>
8359 * print-rtl-function.c (flag_compact): Move extern decl to...
8360 * print-rtl.h (flag_compact): ...here.
8361 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
8362 (ASSERT_RTL_DUMP_EQ): New macro.
8363 (selftest::test_dumping_regs): New function.
8364 (selftest::test_dumping_insns): New function.
8365 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
8367 (selftest::rtl_tests_c_tests): Call the new test functions.
8369 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8371 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
8372 (outgoing_edges_match): Likewise.
8373 (try_crossjump_to_edge): Likewise.
8374 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
8375 (rtl_tidy_fallthru_edge): Likewise.
8376 * rtl.h (tablejump_p): Adjust prototype.
8377 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
8379 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8381 * rtl.h (label_ref_label): New function.
8382 (set_label_ref_label): New function.
8383 (LABEL_REF_LABEL): Delete.
8384 * alias.c (rtx_equal_for_memref_p): Adjust.
8385 * cfgbuild.c (make_edges): Likewise.
8386 (purge_dead_tablejump_edges): Likewise.
8387 * cfgexpand.c (convert_debug_memory_address): Likewise.
8388 * cfgrtl.c (patch_jump_insn): Likewise.
8389 * combine.c (distribute_notes): Likewise.
8390 * cse.c (hash_rtx_cb): Likewise.
8391 (exp_equiv_p): Likewise.
8392 (fold_rtx): Likewise.
8393 (check_for_label_ref): Likewise.
8394 * cselib.c (rtx_equal_for_cselib_1): Likewise.
8395 (cselib_hash_rtx): Likewise.
8396 * emit-rtl.c (mark_label_nuses): Likewise.
8397 * explow.c (convert_memory_address_addr_space_1): Likewise.
8398 * final.c (output_asm_label): Likewise.
8399 (output_addr_const): Likewise.
8400 * gcse.c (add_label_notes): Likewise.
8401 * genconfig.c (walk_insn_part): Likewise.
8402 * genrecog.c (validate_pattern): Likewise.
8403 * ifcvt.c (cond_exec_get_condition): Likewise.
8404 (noce_emit_store_flag): Likewise.
8405 (noce_get_alt_condition): Likewise.
8406 (noce_get_condition): Likewise.
8407 * jump.c (maybe_propagate_label_ref): Likewise.
8408 (mark_jump_label_1): Likewise.
8409 (redirect_exp_1): Likewise.
8410 (rtx_renumbered_equal_p): Likewise.
8411 * lra-constraints.c (operands_match_p): Likewise.
8412 * print-rtl.c (print_value): Likewise.
8413 * reload.c (find_reloads): Likewise.
8414 * reload1.c (set_label_offsets): Likewise.
8415 * reorg.c (get_branch_condition): Likewise.
8416 * rtl-tests.c (test_uncond_jump): Likewise.
8417 * rtl.c (rtx_equal_p_cb): Likewise.
8418 (rtx_equal_p): Likewise.
8419 * rtlanal.c (reg_mentioned_p): Likewise.
8420 (rtx_referenced_p): Likewise.
8421 (get_condition): Likewise.
8422 * varasm.c (const_hash_1): Likewise.
8423 (compare_constant): Likewise.
8424 (const_rtx_hash_1): Likewise.
8425 (output_constant_pool_1): Likewise.
8427 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8430 * reload.c (find_valid_class_1): Allow regclass if atleast one
8431 regno in regclass is ok. Compute and use rclass size based on
8432 actually available regnos for mode in rclass.
8434 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
8436 * config/sparc/sparc-modes.def (CCV): New.
8438 * config/sparc/predicates.md (v_comparison_operator): New.
8439 (icc_comparison_operator): Add support for CCV/CCXV.
8440 (xcc_comparison_operator): Likewise.
8441 * config/sparc/sparc.c (output_cbranch): Likewise.
8442 (sparc_print_operand): Likewise.
8443 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8444 (uaddvdi4): New expander.
8445 (addvdi4): Likewise.
8446 (uaddvdi4_sp32): New instruction.
8447 (addvdi4_sp32): Likewise.
8448 (uaddvsi4): New expander.
8449 (addvsi4): Likewise.
8450 (cmp_ccc_plus_sltu_set): New instruction.
8451 (cmp_ccv_plus): Likewise.
8452 (cmp_ccxv_plus): Likewise.
8453 (cmp_ccv_plus_set): Likewise.
8454 (cmp_ccxv_plus_set): Likewise.
8455 (cmp_ccv_plus_sltu_set): Likewise.
8456 (uaddvdi4): New expander.
8457 (subvdi4): Likewise.
8458 (usubdi4_sp32): New instruction.
8459 (subvdi4_sp32): Likewise.
8460 (usubvsi4): New expander.
8461 (subvsi4): Likewise.
8462 (cmpsi_minus_sltu_set): New instruction.
8463 (cmp_ccv_minus): Likewise.
8464 (cmp_ccxv_minus): Likewise.
8465 (cmp_ccv_minus_set): Likewise.
8466 (cmp_ccxv_minus_set): Likewise.
8467 (cmp_ccv_minus_sltu_set): Likewise.
8468 (unegvdi3): New expander.
8469 (negvdi3): Likewise.
8470 (unegdi3_sp32): New instruction.
8471 (negvdi3_sp32): Likewise.
8472 (unegvsi3): New expander.
8473 (negvsi3): Likewise.
8474 (cmp_ccc_neg_sltu_set): New instruction.
8475 (cmp_ccv_neg): Likewise.
8476 (cmp_ccxv_neg): Likewise.
8477 (cmp_ccv_neg_set): Likewise.
8478 (cmp_ccxv_neg_set): Likewise.
8479 (cmp_ccv_neg_sltu_set): Likewise.
8481 * tree-ssa-loop-split.c: Remove trailing spaces.
8482 * match.pd: Likewise.
8484 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8486 PR rtl-optimization/78038
8487 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
8488 be deduced to set REG through the RTL structure.
8489 (make_defs_and_copies_lists): Return false on a failing get_defs call.
8491 2016-10-21 Richard Biener <rguenther@suse.de>
8493 PR tree-optimization/78051
8494 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
8495 and mark replaced if folding did something.
8497 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
8499 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
8500 and "protected" in visibility types.
8501 (rs6000_xcoff_declare_function_name): Fix formatting.
8502 (rs6000_xcoff_declare_object_name): Fix formatting.
8504 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
8506 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
8507 and IX86_BUILTIN_HUGE_VALQ here ...
8508 (ix86_expand_builtin): ... not here.
8510 2016-10-20 Jakub Jelinek <jakub@redhat.com>
8512 * doc/gty.texi (for_user): Use @item next to @findex.
8514 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
8517 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
8518 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
8519 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
8520 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
8521 __builtin_ia32_lzcnt_u16.
8522 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
8523 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
8524 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
8525 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
8526 (bmi_tzcnt_<mode>): New expander.
8527 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8528 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
8529 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
8530 (lzcnt_<mode>): New expander.
8531 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8532 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
8533 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
8534 (UINT64_FTYPE_UINT64): New.
8535 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
8536 (__builtin_ia32_lzcnt_u16): New description.
8537 (__builtin_ia32_lzcnt_u32): Ditto.
8538 (__builtin_ia32_lzcnt_u64): Ditto.
8539 (__builtin_ctzs): Remove description.
8540 (__builtin_ia32_tzcnt_u16): New description.
8541 (__builtin_ia32_tzcnt_u32): Ditto.
8542 (__builtin_ia32_tzcnt_u64): Ditto.
8543 * config/i386/i386.c (ix86_expand_args_builtin): Handle
8544 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
8546 2016-10-20 Martin Liska <mliska@suse.cz>
8549 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
8550 comparison with STMT_UID_NOT_IN_RANGE.
8551 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
8554 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
8556 * compare-elim.c (conforming_compare): Accept UNSPECs.
8557 (find_comparison_dom_walker::before_dom_children): Deal with
8558 instructions both using and killing the flags register.
8559 (equivalent_reg_at_start): New function extracted from...
8560 (try_eliminate_compare): ...here. Use it and add support for
8561 registers and UNSPECs as second operand of the compare.
8562 * config/visium/visium-modes.def (CCV): New.
8563 * config/visium/predicates.md (visium_v_comparison_operator): New.
8564 (visium_branch_operator): Deal with CCV mode.
8565 * config/visium/visium.c (visium_select_cc_mode): Likewise.
8566 (output_cbranch): Likewise.
8567 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8568 (uaddv<mode>4): New expander.
8569 (addv<mode>4): Likewise.
8570 (add<mode>3_insn_set_carry): New instruction.
8571 (add<mode>3_insn_set_overflow): Likewise.
8572 (addsi3_insn_set_overflow): Likewise.
8573 (usubv<mode>4): New expander.
8574 (subv<mode>4): Likewise.
8575 (sub<mode>3_insn_set_carry): New instruction.
8576 (sub<mode>3_insn_set_overflow): Likewise.
8577 (subsi3_insn_set_overflow): Likewise.
8578 (unegv<mode>3): New expander.
8579 (negv<mode>3): Likewise.
8580 (neg<mode>2_insn_set_overflow): New instruction.
8581 (addv_tst<mode>): Likewise.
8582 (subv_tst<mode>): Likewise.
8583 (negv_tst<mode>): Likewise.
8584 (cbranch<mode>4_addv_insn): New splitter and instruction.
8585 (cbranch<mode>4_subv_insn): Likewise.
8586 (cbranch<mode>4_negv_insn): Likewise.
8588 2016-10-20 Richard Biener <rguenther@suse.de>
8590 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
8591 Handle decls possibly not bound.
8592 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
8593 nothing_id for decls that might not be bound if we are interested
8595 (get_constraint_for_component_ref): Deal with that.
8597 2016-10-20 Michael Matz <matz@suse.de>
8600 * common.opt (-fsplit-loops): New flag.
8601 * passes.def (pass_loop_split): Add.
8602 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
8603 (enable_fdo_optimizations): Add loop splitting.
8604 * timevar.def (TV_LOOP_SPLIT): Add.
8605 * tree-pass.h (make_pass_loop_split): Declare.
8606 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
8607 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
8608 * tree-ssa-loop-split.c: New file.
8609 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
8610 * doc/invoke.texi (fsplit-loops): Document.
8611 * doc/passes.texi (Loop optimization): Add paragraph about loop
8614 2016-10-20 Richard Biener <rguenther@suse.de>
8616 * cgraphunit.c (analyze_functions): Set node->definition to
8617 false to signal symbol removal to debug_hooks->late_global_decl.
8618 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
8619 WPA signal symbol removal to the debuginfo machinery.
8620 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
8621 using early_finised to guard the we're called for symbol
8622 removal case look at the symtabs definition flag.
8623 (gen_variable_die): Remove redundant check.
8625 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8627 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
8629 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8631 PR tree-optimization/53979
8632 * match.pd ((a ^ b) | a -> a | b): New pattern.
8634 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
8636 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
8637 config/pa/pa64-hpux-lib.h.
8638 (PA_CRTBEGIN_HACK): Likewise.
8639 (DTOR_LIST_BEGIN): Likewise.
8641 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
8643 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
8644 register only if "in" and "out" are different registers.
8646 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
8648 * omp-low.c (pass_oacc_device_lower::gate): New method.
8649 (execute): Always call execute_oacc_device_lower.
8651 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8653 PR tree-optimization/77916
8654 PR tree-optimization/77937
8655 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
8657 (insert_initializers): Requirement of initializer for -1 should be
8658 based on pointer-typedness of the candidate basis.
8660 2016-10-19 Bin Cheng <bin.cheng@arm.com>
8662 PR tree-optimization/78005
8663 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
8664 upper (included) bound for niters of prolog loop.
8665 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
8666 Compute niters of scalar loop above which vectorized loop is
8667 preferred, as well as the upper (included) bound for the niters.
8668 (vect_do_peeling): Record niter bound for loops accordingly.
8670 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8673 * tree-core.h (enum tree_index): Put the complex types after their
8675 * tree-streamer.c (verify_common_node_recorded): New function.
8676 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
8678 2016-10-19 Martin Liska <mliska@suse.cz>
8680 * cgraph.h (cgraph_edge::binds_to_current_def_p):
8681 Replace NULL with false as a return value.
8683 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8685 PR tree-optimization/78024
8686 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
8687 don't clear BB_VISITED after processing.
8689 2016-10-19 Richard Biener <rguenther@suse.de>
8691 * domwalk.c (dom_walker::walk): Use RPO order.
8693 2016-10-19 Richard Biener <rguenther@suse.de>
8695 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
8697 (evrp_dom_walker::~evrp_dom_walker): Free it.
8698 (evrp_dom_walker::stmts_to_remove): Add.
8699 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
8700 whose output we fully propagate for removal. Propagate
8701 into BB destination PHI arguments.
8702 (execute_early_vrp): Remove queued stmts. Dump value ranges
8703 before stmt removal.
8705 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
8707 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
8708 * passes.def: Add two instances of pass_walloca.
8709 * tree-pass.h (make_pass_walloca): New.
8710 * gimple-ssa-warn-alloca.c: New file.
8711 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
8712 -Wvla-larger-than= options.
8714 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
8716 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
8717 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
8719 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
8721 * config/rs6000/altivec.h (vec_xl_len): New macro.
8722 (vec_xst_len): New macro.
8723 (vec_cmpnez): New macro.
8724 (vec_cntlz_lsbb): New macro.
8725 (vec_cnttz_lsbb): New macro.
8726 (vec_xlx): New macro.
8727 (vec_xrx): New macro.
8728 (vec_all_nez): New C++ predicate template.
8729 (vec_any_eqz): New C++ predicate template.
8730 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
8731 conditional compilation.
8732 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
8733 conditional compilation.
8734 (vec_all_nez): New macro.
8735 (vec_any_eqz): New macro.
8736 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
8738 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
8740 * config/rs6000/vector.md (VI): Moved this mode iterator
8741 definition from altivec.md to vector.md.
8742 (UNSPEC_NEZ_P): New value.
8743 (vector_ne_<mode>_p): New expansion for implementation of
8744 vec_all_ne and vec_any_eq built-in functions.
8745 (vector_nez_<mode>_p): New expansion for implementation of
8746 vec_all_nez and vec_any_eqz built-in functions.
8747 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
8748 and vec_any_eq built-in function.
8749 (cr6_test_for_zero): New commentary to explain this expansion.
8750 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
8751 (cr6_test_for_lt): New commentary to explain this expansion.
8752 (cr6_test_for_lt_reverse): New commentary to explain this
8754 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8755 overloaded function prototypes for vec_all_ne, vec_all_nez,
8756 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
8757 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
8759 (altivec_resolve_overloaded_builtin): Modify the handling of
8760 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
8761 the compiler is configured to support TARGET_P9_VECTOR.
8762 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
8763 to explain the special processing that is given to predicate
8764 built-ins introduced using this macro.
8765 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
8766 the special processing given to predicate built-ins introduced
8768 (BU_VSX_P): Likewise.
8769 (BU_P8V_AV_P): Likewise.
8770 (BU_P9V_AV_P): Likewise.
8771 (BU_P9V_AV_X): New macro.
8772 (BU_P9V_64BIT_AV_X): New macro.
8773 (BU_P9V_VSX_3): New macro.
8774 (BU_P9V_OVERLOAD_P): New macro.
8775 (LXVL): New BU_P9V_64BIT_VSX_2.
8776 (VEXTUBLX): New BU_P9V_AV_2.
8777 (VEXTUBRX): Likewise.
8778 (VEXTUHLX): Likewise.
8779 (VEXTUHRX): Likewise.
8780 (VEXTUWLX): Likewise.
8781 (VEXTUWRX): Likewise.
8782 (STXVL): New BU_P9V_64BIT_AV_X.
8783 (VCLZLSBB): New BU_P9V_AV_1.
8784 (VCTZLSBB): Likewise.
8785 (CMPNEB): New BU_P9V_AV_2.
8790 (VCMPNEB_P): New BU_P9V_AV_P.
8791 (VCMPNEH_P): Likewise.
8792 (VCMPNEW_P): Likewise.
8793 (VCMPNED_P): Likewise.
8794 (VCMPNEFP_P): Likewise.
8795 (VCMPNEDP_P): Likewise.
8796 (CMPNEZB): New BU_P9V_AV_2.
8797 (CMPNEZH): Likewise.
8798 (CMPNEZW): Likewise.
8799 (VCMPNEZB_P): New BU_P9V_AV_P.
8800 (VCMPNEZH_P): Likewise.
8801 (VCMPNEZW_P): Likewise.
8802 (LXVL): New BU_P9V_OVERLOAD_2.
8803 (STXVL): New BU_P9V_OVERLOAD_3.
8804 (VEXTULX): New BU_P9V_OVERLOAD_2.
8805 (VEXTURX): Likewise.
8807 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
8808 (VCMPNE_P): Likewise.
8809 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
8810 (VCTZLSBB): Likewise.
8811 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
8812 comment to explain mode used for scratch register.
8813 (altivec_expand_stxvl_builtin): New function.
8814 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
8815 (altivec_init_builtins): Add initialized variable
8816 void_ftype_v16qi_pvoid_long and use this type to define the
8817 built-in function __builtin_altivec_stxvl.
8818 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
8819 (UNSPEC_STXVL): New value.
8820 (UNSPEC_VCLZLSBB): New value.
8821 (UNSPEC_VCTZLSBB): New value.
8822 (UNSPEC_VEXTUBLX): New value.
8823 (UNSPEC_VEXTUHLX): New value.
8824 (UNSPEC_VEXTUWLX): New value.
8825 (UNSPEC_VEXTUBRX): New value.
8826 (UNSPEC_VEXTUHRX): New value.
8827 (UNSPEC_VEXTUWRX): New value.
8828 (UNSPEC_VCMPNEB): New value.
8829 (UNSPEC_VCMPNEZB): New value.
8830 (UNSPEC_VCMPNEH): New value.
8831 (UNSPEC_VCMPNEZH): New value.
8832 (UNSPEC_VCMPNEW): New value.
8833 (UNSPEC_VCMPNEZW): New value.
8834 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8835 vector of integer modes.
8836 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8837 vector of float or double modes.
8838 (*vector_nez_<mode>_p): New insn for vector test all not equal or
8840 (lxvl): New expand for load VSX vector with length.
8841 (*lxvl): New insn for load VSX vector with length.
8842 (stxvl): New expand for store VSX vector with length.
8843 (*stxvl): New insn for store VSX vector with length.
8844 (vcmpneb): New insn for vector of byte compare not equal.
8845 (vcmpnezb): New insn for vector of byte compare not equal or zero.
8846 (vcmpneh): New insn for vector of half word compare not equal.
8847 (vcmpnezh): New insn for vector of half word compare not equal or
8849 (vcmpnew): New insn for vector of word compare not equal.
8850 (vcmpne<VSs>): New insn for vector of float or double compare not
8852 (vcmpnezw): New insn for vector of word compare not equal or zero.
8853 (vclzlsbb): New insn for vector count leading zero
8854 least-significant bits byte.
8855 (vctzlsbb): New insn for vector count trailing zero least
8856 signficant bits byte.
8857 (vextublx): New insn for vector extract unsigned byte left
8859 (vextubrx): New insn for vector extract unsigned byte right
8861 (vextuhlx): New insn for vector extract unsigned half word left
8863 (vextuhrx): New insn for vector extract unsigned half word right
8865 (vextuwlx): New insn for vector extract unsigned word left
8867 (vextuwrx): New insn for vector extract unsigned word right
8869 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
8870 clarify intent of this constant.
8871 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
8872 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
8873 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
8874 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
8875 and vec_xrx functions.
8877 2016-10-18 Andrew Pinski <apinski@cavium.com>
8880 * predict.c (is_exit_with_zero_arg): New function.
8881 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
8884 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
8887 * config/i386/i386.c (legitimize_tls_address)
8888 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
8889 convert dest to Pmode if different than Pmode.
8891 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8893 PR tree-optimization/77916
8894 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
8895 stopgap fix, as pointers with -1 increment are still broken.
8897 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
8899 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
8900 mapping class decoration from here...
8901 (rs6000_xcoff_encode_section): ...to here.
8903 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
8904 if shrink-wrapping and optimizing for speed.
8906 2016-10-18 Richard Biener <rguenther@suse.de>
8908 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8909 not visited but non-executable predecessors. Return taken edge.
8910 Simplify conditions and refactor propagation vs. folding step.
8912 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
8914 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
8915 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
8916 (rs6000_get_separate_components): Assert we do not have those
8917 strategies selected.
8919 2016-10-18 Richard Biener <rguenther@suse.de>
8921 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
8922 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
8924 (substitute_and_fold_dom_walker): Adjust constructor.
8925 (substitute_and_fold_dom_walker::before_dom_children): Remove
8926 do_dce flag and handling (always true).
8927 (substitute_and_fold): Likewise.
8928 * tree-vrp.c (vrp_finalize): Adjust.
8929 (execute_early_vrp): Remove final BB_VISITED clearing.
8930 * tree-ssa-ccp.c (ccp_finalize): Adjust.
8931 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8932 * ira.c (ira): Call clear_bb_flags.
8934 2016-10-18 Richard Biener <rguenther@suse.de>
8936 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
8937 get at the operand to look at with TREE_OPERAND for generic
8940 2016-10-18 David Malcolm <dmalcolm@redhat.com>
8942 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
8944 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
8945 (write_test_expr): Use rtx_reader_ptr for calls to
8947 (write_attr_value): Likewise.
8948 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
8949 call to print_md_ptr_loc.
8950 (write_one_condition): Likewise for calls to print_c_condition.
8951 * genconstants.c: Include "statistics.h" and "vec.h".
8952 (main): Update for conversion to member functions.
8953 * genemit.c (emit_c_code): Use rtx_reader_ptr for
8954 call to print_md_ptr_loc.
8955 * genenums.c: Include "statistics.h" and "vec.h".
8956 (main): Update for conversion of traverse_enum_types to a method.
8957 * genmddeps.c: Include "statistics.h" and "vec.h".
8958 * genoutput.c (process_template): Use rtx_reader_ptr for call to
8960 * genpreds.c (write_predicate_subfunction): Likewise.
8961 (write_predicate_expr): Likewise for calls to print_c_condition.
8962 * genrecog.c (print_test): Likewise.
8963 * gensupport.c (process_rtx): Likewise for calls to
8964 copy_md_ptr_loc and join_c_conditions.
8965 (alter_test_for_insn): Likewise for call to join_c_conditions.
8966 (process_substs_on_one_elem): Likewise.
8967 (gen_mnemonic_setattr): Update for move of string_obstack to a
8968 field of rtx_reader.
8969 (mnemonic_htab_callback): Likewise. Fix formatting.
8970 (gen_mnemonic_attr): Likewise.
8971 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
8972 to print_c_condition.
8973 * read-md.c: Include "statistics.h" and "vec.h".
8974 (string_obstack): Convert this global to field "m_string_obstack"
8975 of class rtx_reader.
8976 (ptr_locs): Likewise, as "m_ptr_locs".
8977 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
8978 (joined_conditions): Likewise, as "m_joined_conditions".
8979 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
8980 (md_constants): Likewise, as "m_md_constants".
8981 (enum_types): Likewise, as "m_enum_types".
8982 (set_md_ptr_loc): Convert to...
8983 (rtx_reader::set_md_ptr_loc): ...member function.
8984 (get_md_ptr_loc): Convert to...
8985 (rtx_reader::get_md_ptr_loc): ...member function.
8986 (copy_md_ptr_loc): Convert to...
8987 (rtx_reader::copy_md_ptr_loc): ...member function.
8988 (fprint_md_ptr_loc): Convert to...
8989 (rtx_reader::fprint_md_ptr_loc): ...member function.
8990 (print_md_ptr_loc): Convert to...
8991 (rtx_reader::print_md_ptr_loc): ...member function.
8992 (join_c_conditions): Convert to...
8993 (rtx_reader::join_c_conditions): ...member function.
8994 (fprint_c_condition): Convert to...
8995 (rtx_reader::fprint_c_condition): ...member function.
8996 (print_c_condition): Convert to...
8997 (rtx_reader::print_c_condition): ...member function.
8998 (read_name): Convert to...
8999 (rtx_reader::read_name): ...member function.
9000 (read_escape): Convert to...
9001 (rtx_reader::read_escape): ...member function.
9002 (read_quoted_string): Convert to...
9003 (rtx_reader::read_quoted_string): ...member function.
9004 (read_braced_string): Convert to...
9005 (rtx_reader::read_braced_string): ...member function.
9006 (read_string): Convert to...
9007 (rtx_reader::read_string): ...member function.
9008 (read_skip_construct): Convert to...
9009 (rtx_reader::read_skip_construct): ...member function.
9010 (handle_constants): Convert to...
9011 (rtx_reader::handle_constants): ...member function.
9012 (traverse_md_constants): Convert to...
9013 (rtx_reader::traverse_md_constants): ...member function.
9014 (handle_enum): Convert to...
9015 (rtx_reader::handle_enum): ...member function.
9016 (lookup_enum_type): Convert to...
9017 (rtx_reader::lookup_enum_type): ...member function.
9018 (traverse_enum_types): Convert to...
9019 (rtx_reader::traverse_enum_types): ...member function.
9020 (rtx_reader::rtx_reader): Move initializations
9021 of various former global data from rtx_reader::read_md_files to
9022 here, as fields, along with the call to unlock_std_streams.
9023 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
9025 (rtx_reader::read_md_files): Move initializations of various
9026 global data from here to the ctor.
9027 * read-md.h (read_name): Convert to...
9028 (rtx_reader::read_name): ...member function.
9029 (rtx_reader::read_escape): New method decl.
9030 (read_quoted_string): Convert to...
9031 (rtx_reader::read_quoted_string): ...member function.
9032 (rtx_reader::read_braced_string): New method decl.
9033 (read_string): Convert to...
9034 (rtx_reader::read_string): ...member function.
9035 (rtx_reader::read_skip_construct): New method decl.
9036 (rtx_reader::set_md_ptr_loc): New method decl.
9037 (rtx_reader::get_md_ptr_loc): New method decl.
9038 (copy_md_ptr_loc): Convert to...
9039 (rtx_reader::copy_md_ptr_loc): ...member function.
9040 (fprint_md_ptr_loc): Convert to...
9041 (rtx_reader::fprint_md_ptr_loc): ...member function.
9042 (print_md_ptr_loc): Convert to...
9043 (rtx_reader::print_md_ptr_loc): ...member function.
9044 (rtx_reader::lookup_enum_type): New method decl.
9045 (rtx_reader::traverse_enum_types): New method decl.
9046 (rtx_reader::handle_constants): New method decl.
9047 (traverse_md_constants): Convert to...
9048 (rtx_reader::traverse_md_constants): ...member function.
9049 (rtx_reader::handle_enum): New method decl.
9050 (rtx_reader::join_c_conditions): New method decl.
9051 (fprint_c_condition): Convert to...
9052 (rtx_reader::fprint_c_condition): ...member function.
9053 (print_c_condition): Convert to...
9054 (rtx_reader::print_c_condition): ...member function.
9055 (rtx_reader::apply_iterator_to_string): New method decl.
9056 (rtx_reader::copy_rtx_for_iterators): New method decl.
9057 (rtx_reader::read_conditions): New method decl.
9058 (rtx_reader::record_potential_iterator_use): New method decl.
9059 (rtx_reader::read_mapping): New method decl.
9060 (rtx_reader::read_rtx): New method decl.
9061 (rtx_reader::read_rtx_code): New method decl.
9062 (rtx_reader::read_rtx_operand): New method decl.
9063 (rtx_reader::read_nested_rtx): New method decl.
9064 (rtx_reader::read_rtx_variadic): New method decl.
9065 (rtx_reader::get_string_obstack): New method.
9066 (rtx_reader::get_md_constants): New method.
9067 (string_obstack): Convert global variable decl to...
9068 (rtx_reader::m_string_obstack): ...this new field.
9069 (rtx_reader::m_ptr_locs): New field.
9070 (rtx_reader::m_ptr_loc_obstack): New field.
9071 (rtx_reader::m_joined_conditions): New field.
9072 (rtx_reader::m_joined_conditions_obstack): New field.
9073 (rtx_reader::m_md_constants): New field.
9074 (rtx_reader::m_enum_types): New field.
9075 * read-rtl.c (apply_iterator_to_string): Convert to...
9076 (rtx_reader::apply_iterator_to_string): ...member function.
9077 (copy_rtx_for_iterators): Convert to...
9078 (rtx_reader::copy_rtx_for_iterators): ...member function.
9079 (add_condition_to_string): Use rtx_reader_ptr for
9080 calls join_c_conditions.
9081 (apply_iterators): Use rtx_reader_ptr for calls to
9082 join_c_conditions and copy_rtx_for_iterators.
9083 (read_conditions): Convert to...
9084 (rtx_reader::read_conditions): ...member function.
9085 (record_potential_iterator_use): Convert to...
9086 (rtx_reader::record_potential_iterator_use): ...member function.
9087 (read_mapping): Convert to...
9088 (rtx_reader::read_mapping): ...member function.
9089 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
9090 (read_rtx): Convert to...
9091 (rtx_reader::read_rtx): ...member function.
9092 (read_rtx_code): Convert to...
9093 (rtx_reader::read_rtx_code): ...member function.
9094 (read_rtx_operand): Convert to...
9095 (rtx_reader::read_rtx_operand): ...member function. Update for move
9096 of string_obstack to a field.
9097 (read_nested_rtx): Convert to..
9098 (rtx_reader::read_nested_rtx): ...member function.
9099 (read_rtx_variadic): Convert to..
9100 (rtx_reader::read_rtx_variadic): ...member function.
9102 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9104 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
9106 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9108 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
9109 for pointer type too.
9110 (ipcp_update_vr): set_ptr_nonnull for pointer.
9112 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9114 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
9115 pt_solution_singleton_p.
9116 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
9117 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
9118 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
9119 pointer nonnull computed by VRP.
9120 Also Conservatively set pt.null to 1.
9121 (pt_solution_reset): Conservatively set pt.null to 1.
9122 (pt_solution_singleton_or_null_p): Renamed from
9123 pt_solution_singleton_p.
9124 * tree-ssanames.h (set_ptr_nonnull): Declare.
9125 (get_ptr_nonnull): Likewise.
9126 * tree-ssanames.c (set_ptr_nonnull): New.
9127 (get_ptr_nonnull): Likewise.
9128 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
9129 (evrp_dom_walker::before_dom_children): Likewise.
9131 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9133 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9134 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9135 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9136 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9137 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
9138 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9139 (rs6000_option_override_internal): Clear it if ABI_AIX.
9140 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9141 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
9143 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9145 * gimple-ssa-strength-reduction.c (record_increment): Remove
9148 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9150 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
9151 that the result is non-zero if it is true.
9152 (maybe_expand_shift): New wrapper around expand_shift_1.
9153 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
9155 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9157 PR tree-optimization/77916
9158 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
9159 Don't allow a MINUS_EXPR for pointer arithmetic for either known
9161 (record_increment): Increments of -1 for unknown strides just use
9162 a multiply initializer like other negative values.
9163 (analyze_increments): Remove stopgap solution for -1 increment
9164 applied to pointer arithmetic.
9166 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
9168 * dominance.c (dom_info::dom_info): Add new constructor for region
9169 which is vector of basic blocks.
9170 (dom_init): New method to initialize members common for both
9172 (dom_info::dom_info): Invoke dom_init for partial initialization.
9173 (dom_info::get_idom): Add check to corner cases on basic blocks which
9175 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
9176 to detect unreachable bbs.
9177 (dom_info::calc_idoms): Likewise.
9178 (compute_dom_fast_query_in_region): New function.
9179 (calculate_dominance_info_for_region): Likewise.
9180 (free_dominance_info_for_region): Likewise.
9181 * dominance.h: Add prototypes for introduced region-based functions
9182 * tree-if-conv.c (build_region): New function.
9183 (if_convertible_loop_p_1): Invoke local version of post-dominators
9184 calculation before basic block predication with subsequent freeing
9185 post-dominator info.
9186 (tree_if_conversion): Remove free of post-dominator info
9187 (pass_if_conversion::execute): Delete detection of infinite loops
9188 and fake edges to exit block since post-dominator calculation is
9189 performed per if-converted loop only.
9191 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
9194 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
9195 register explicitly.
9196 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
9197 optimizing for size.
9199 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9201 * config/aarch64/aarch64.c: Delete inclusion of
9202 cortex-a57-fma-steering.h.
9203 (aarch64_override_options): Delete call
9204 to aarch64_register_fma_steering.
9205 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
9206 * config/aarch64/cortex-a57-fma-steering.h: Delete.
9207 * config/aarch64/aarch64-passes.def: New file.
9208 * config/aarch64/cortex-a57-fma-steering.c
9209 (aarch64_register_fma_steering): Delete definition.
9210 (make_pass_fma_steering): Remove static qualifier.
9211 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
9212 (cortex-a57-fma-steering.o): Remove dependency on
9213 cortex-a57-fma-steering.h.
9215 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9217 * explow.c (validize_mem): Do not modify the argument in-place.
9219 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
9221 * tree-streamer.c (record_common_node): Explicitly list expected
9224 2016-10-17 Richard Biener <rguenther@suse.de>
9226 PR tree-optimization/77988
9227 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
9229 2016-10-17 Marek Polacek <polacek@redhat.com>
9231 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
9233 2016-10-17 Richard Biener <rguenther@suse.de>
9235 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
9238 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9240 PR tree-optimization/71636
9241 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
9243 2016-10-17 Richard Biener <rguenther@suse.de>
9245 * gimplify.c (gimplify_function_tree): Do not move the outer
9248 2016-10-17 Jakub Jelinek <jakub@redhat.com>
9250 * langhooks.h (struct lang_hooks_for_decls): Remove
9251 function_decl_explicit_p, function_decl_deleted_p and
9252 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
9253 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
9254 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9255 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
9256 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
9257 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
9258 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9259 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
9260 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
9261 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
9262 * langhooks.c (lhd_decl_dwarf_attribute): New function.
9263 * dwarf2out.c (gen_subprogram_die): Use
9264 lang_hooks.decls.decl_dwarf_attribute instead of
9265 lang_hooks.decls.function_decl_*.
9267 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
9271 * common.opt (-ftrampolines): New option.
9272 * doc/invoke.texi (Code Gen Options): Document it.
9273 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
9274 * doc/tm.texi: Regenerate.
9275 * builtins.def: Add init_descriptor and adjust_descriptor.
9276 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
9277 on platforms with descriptors.
9278 (expand_builtin_init_descriptor): New function.
9279 (expand_builtin_adjust_descriptor): Likewise.
9280 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
9281 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
9282 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
9283 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
9284 Set STATIC_CHAIN_REG_P on the static chain register, if any.
9285 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
9286 (expand_call): Likewise. Move around call to prepare_call_address
9287 and pass all flags to it.
9288 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
9289 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
9290 (gimple_call_set_by_descriptor): New setter.
9291 (gimple_call_by_descriptor_p): New getter.
9292 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
9293 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
9294 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
9295 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9296 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
9297 * rtl.h (STATIC_CHAIN_REG_P): New macro.
9298 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
9299 * target.def (custom_function_descriptors): New POD hook.
9300 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
9301 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
9302 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
9303 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
9304 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
9305 (build_common_builtin_nodes): Initialize init_descriptor and
9307 * tree-nested.c: Include target.h.
9308 (struct nesting_info): Add 'any_descr_created' field.
9309 (get_descriptor_type): New function.
9310 (lookup_element_for_decl): New function extracted from...
9311 (create_field_for_decl): Likewise.
9312 (lookup_tramp_for_decl): ...here. Adjust.
9313 (lookup_descr_for_decl): New function.
9314 (convert_tramp_reference_op): Deal with descriptors.
9315 (build_init_call_stmt): New function extracted from...
9316 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
9317 * defaults.h (FUNCTION_ALIGNMENT): Define.
9318 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
9319 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9320 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9321 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
9322 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9324 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
9326 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
9327 constants in CONST_VECTORs.
9329 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
9331 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
9332 register as destination of bmask.
9333 (vector_init_bshuffle): Likewise.
9334 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
9335 (bmaskdi_vis): Enable only in 64-bit mode.
9337 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
9339 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
9340 make LR a separately shrink-wrapped component unless savres_strategy
9341 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
9342 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
9343 wrapping when not both {SAVE,REST}_INLINE_GPRS.
9345 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
9347 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
9348 and keep looping on failure.
9350 2016-10-14 David Malcolm <dmalcolm@redhat.com>
9352 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
9354 (print_rtx_function): Update example in comment for...
9355 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
9356 non-virtual pseudos with a '%' sigil followed by the regno, offset
9357 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
9358 pseudo is dumped as "%0".
9360 2016-10-14 Jakub Jelinek <jakub@redhat.com>
9363 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
9366 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
9368 * config/sparc/sparc-passes.def: New file.
9369 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
9370 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
9371 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
9373 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
9375 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
9376 loop peel to loops with exit test at the beginning.
9378 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
9380 PR rtl-optimization/68212
9381 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
9382 frequency when computing scale factor for peeled copies.
9383 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
9384 values for switch/peel blocks/edges.
9386 2016-10-14 Pedro Alves <palves@redhat.com>
9388 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
9390 2016-10-14 Catherine Moore <clm@codesourcery.com>
9392 * config/mips/mips.c (mips_prepare_pch_save): Initialize
9393 micromips_globals to zero.
9395 2016-10-14 Richard Biener <rguenther@suse.de>
9397 PR tree-optimization/77979
9398 * tree-vrp.c (compare_name_with_value): Handle released SSA names
9399 in the equivalency sets.
9400 (compare_names): Likewise.
9402 2016-10-14 Martin Liska <mliska@suse.cz>
9404 * builtins.h(target_char_cst_p): Declare the function.
9405 * builtins.c (fold_builtin_memchr): Remove.
9406 (target_char_cst_p): Move the function from gimple-fold.c.
9407 (fold_builtin_3): Do not call the function.
9408 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
9409 (gimple_fold_builtin): Call the function.
9410 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
9412 2016-10-14 Martin Liska <mliska@suse.cz>
9414 * builtins.c (fold_builtin_strcmp): Remove function.
9415 (fold_builtin_strncmp): Likewise.
9416 (fold_builtin_2): Remove call of the function.
9417 (fold_builtin_3): Likewise.
9418 * fold-const-call.c (fold_const_call): Add constant folding
9419 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
9420 * fold-const-call.h (build_cmp_result): Declare the function.
9421 * gimple-fold.c (gimple_load_first_char): New function.
9422 (gimple_fold_builtin_string_compare): Likewise.
9423 (gimple_fold_builtin): Call the function.
9425 2016-10-14 Nathan Sidwell <nathan@acm.org>
9427 * gcov-io.c (gcov_open): Deconstify 'mode'.
9429 2016-10-14 Martin Liska <mliska@suse.cz>
9431 * fold-const.c (c_getstr): Support of properly \0-terminated
9432 string constants. New argument is added.
9433 * fold-const.h: New argument is added.
9435 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9437 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
9439 (aarch64_print_hint_for_core): Likewise.
9440 (aarch64_print_hint_for_arch): Likewise.
9441 (aarch64_validate_march): Use it. Fix indentation in type signature.
9442 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
9443 (aarch64_validate_mtune): Likewise.
9444 (aarch64_handle_attr_arch): Likewise.
9445 (aarch64_handle_attr_cpu): Likewise.
9446 (aarch64_handle_attr_tune): Likewise.
9448 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9450 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
9453 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
9455 * config/m68k/m68k.c (m68k_option_override): Check
9456 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
9457 instead of stack_limit_rtx.
9459 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9461 * dwarf2out.c (gen_member_die): Handle inline static data member
9464 2016-10-13 Nathan Sidwell <nathan@acm.org>
9466 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
9467 gcov_var.mode. Remove unnecessary fstat.
9469 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
9472 * function.c (thread_prologue_and_epilogue_insns): Call all
9473 make_*logue_seq in the same order as traditional. Call them
9474 all a second time if shrink_wrapped_separate.
9476 2016-10-13 Marek Polacek <polacek@redhat.com>
9478 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9479 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
9482 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9484 PR tree-optimization/77937
9485 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
9486 to infinite when we have a pointer with an increment of -1.
9488 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9490 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
9492 * memmodel.h: This file.
9493 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
9494 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
9495 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
9496 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
9497 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
9498 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
9499 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
9500 compare-elim.c, config/aarch64/aarch64-builtins.c,
9501 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
9502 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
9503 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
9504 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
9505 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
9506 config/darwin.c, config/epiphany/epiphany.c,
9507 config/epiphany/mode-switch-use.c,
9508 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
9509 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
9510 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
9511 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
9512 config/m68k/m68k.c, config/mcore/mcore.c,
9513 config/microblaze/microblaze.c, config/mmix/mmix.c,
9514 config/mn10300/mn10300.c, config/moxie/moxie.c,
9515 config/msp430/msp430.c, config/nds32/nds32-cost.c,
9516 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
9517 config/nds32/nds32-memory-manipulation.c,
9518 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
9519 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
9520 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
9521 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
9522 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
9523 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
9524 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
9525 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
9526 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
9527 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
9528 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
9529 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
9530 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
9531 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
9532 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
9533 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
9534 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
9535 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
9536 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
9537 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
9538 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
9539 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
9540 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
9541 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
9542 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
9543 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
9544 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
9545 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
9546 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
9547 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
9548 var-tracking.c, varasm.c: Include memmodel.h.
9549 * genattrtab.c (write_header): Include memmodel.h in generated file.
9550 * genautomata.c (main): Likewise.
9551 * gengtype.c (open_base_files): Likewise.
9552 * genopinit.c (main): Likewise.
9553 * genconditions.c (write_header): Include memmodel.h earlier in
9555 * genemit.c (main): Likewise.
9556 * genoutput.c (output_prologue): Likewise.
9557 * genpeep.c (main): Likewise.
9558 * genpreds.c (write_insn_preds_c): Likewise.
9559 * genrecog.c (write_header): Likewise.
9560 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
9562 2016-10-13 David Malcolm <dmalcolm@redhat.com>
9564 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
9565 for new "compact" param of print_rtx_function. Check for "cinsn"
9567 * print-rtl-function.c (flag_compact): New decl.
9568 (print_rtx_function): Add param "compact" and use it to set
9569 flag_compact, adding a description of the effect to the leading
9570 comment, and updating the example output.
9571 * print-rtl.c (flag_compact): New variable.
9572 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
9574 (print_rtx_operand_code_i): When printing source locations, wrap
9575 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
9576 (print_rtx_operand_code_r): Don't print regnos for hard regs and
9577 virtuals in compact mode.
9578 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
9579 apart from in LABEL_REFs.
9580 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
9581 Don't print basic block ids in compact mode.
9582 (print_rtx): In compact mode, prefix the code of insns with "c",
9583 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
9584 * print-rtl.h (print_rtx_function): Add "compact" param.
9586 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9588 * arm.h (TARGET_VFP): Delete.
9589 (TARGET_VFPD32): Remove references to TARGET_VFP.
9590 (TARGET_VFP3, TARGET_VFP5): Likewise.
9591 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
9592 (TARGET_NEON_FP16): Likewise.
9593 (TARGET_FMA): Likewise.
9594 (TARGET_CRYPTO): Likewise.
9595 (TARGET_NEON): Likewise.
9596 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9597 (FUNCTION_ARG_REGNO_P): Likewise.
9598 * arm.c (arm_option_check_internal): Likewise.
9599 (arm_option_override): Likewise.
9600 (use_return_insn): Likewise.
9601 (arm_function_value_regno_p): Likewise.
9602 (arm_apply_result_size): Likewise.
9603 (use_vfp_abi): Likewise.
9604 (arm_legitimate_address_outer_p): Likewise.
9605 (thumb2_legitimate_address_p): Likewise.
9606 (arm_legitimate_index_p): Likewise.
9607 (thumb2_legitimate_index_p): Likewise.
9608 (arm_legitimate_address): Likewise.
9609 (arm_get_vfp_saved_size): Likewise.
9610 (arm_emit_vfp_multi_reg_pop): Likewise.
9611 (arm_get_frame_offsets): Likewise.
9612 (arm_save_coproc_regs): Likewise.
9613 (arm_hard_regno_mode_ok): Likewise.
9614 (arm_expand_epilogue_apcs_frame): Likewise.
9615 (arm_expand_epilogue): Likewise.
9616 (arm_file_start): Likewise.
9617 (arm_conditional_register_usage): Likewise.
9618 (arm_validize_comparison): Use vfp_compare_operand directly.
9619 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
9620 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
9622 (arm_atomic_assign_expand_fenv): Likewise.
9623 * arm.md (divsf3): Likewise.
9624 (arm_negsi2): Likewise.
9626 (arm_movdi): Likewise.
9627 (arm_movt): Likewise.
9628 (cbranchsf4): Change predicate to vfp_compare_operand.
9629 (cbranchdf4): Change predicate to vfp_compare_operand.
9630 (cstorehf4): Change predicate to vfp_compare_operand.
9631 (cstoresf4): Change predicate to vfp_compare_operand.
9632 (cstoredf4): Change predicate to vfp_compare_operand.
9633 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
9634 (movhi_insn_arch4, movhi_bytes): Likewise.
9635 * constraints.md (Dt): Likewise.
9637 * iterators.md (SDF): Likewise.
9638 * predicates.md (arm_float_compare_operand): Delete.
9639 (const_double_vcvt_power_of_two_reciprocal): Remove references to
9641 (const_double_vcvt_power_of_two): Likewise.
9642 * thumb2.md thumb2_movsi_insn): Likewise.
9643 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
9644 (movhf_vfp): Likewise.
9645 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
9646 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
9647 (movsf_vfp, thumb2_movsf_vfp): Likewise.
9648 (movdf_vfp, thumb2_movdf_vfp): Likewise.
9649 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
9650 (subsf3_vfp, divsf3_vfp): Likewise.
9651 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
9652 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
9653 (mulsf3negsfsubsf_vfp): Likewise.
9654 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
9655 (floatunssisf2, sqrtsf2_vfp): Likewise.
9656 (movcc_vfp): Likewise.
9657 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
9658 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
9659 (push_multi_vfp): Likewise.
9660 (set_fpscr, get_fpscr): Likewise.
9661 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
9663 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9665 * arm.h (TARGET_VFP): Unconditionally define to 1.
9666 (arm_fpu_desc): Remove 'model' field.
9667 (TARGET_FPU_MODEL): Delete.
9668 * arm.c (all_fpus): Don't initialize the model field.
9669 (arm_can_inline_p): Don't check the FPU model.
9670 * arm-fpus.def: Remove redundant model field from all FPU
9673 2016-10-13 Richard Biener <rguenther@suse.de>
9676 * genmatch.c (struct capture): Add value_match member.
9677 (commutate): Preserve value_match.
9678 (lower_opt_convert): Likewise.
9679 (lower_cond): Likewise.
9680 (replace_id): Likewise.
9681 (struct dt_operand): Add value_match member.
9682 (decision_tree::cmp_node): Compare it.
9683 (decision_tree::insert_operand): Honor it when finding and
9684 when appending a DT_MATCH.
9685 (dt_operand::gen_match_op): Generate a type check after
9686 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
9687 (parser::get_internal_capture_id): New helper.
9688 (parser::finish_match_operand): New function lowering @@<id>.
9689 (parser::parse_capture): Parse @@<id> as value-match.
9690 (parser::parse_expr): Use get_internal_capture_id.
9691 (parser::parse_simplify): Call finish_match_operand.
9692 (walk_captures): New helper.
9693 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
9695 ((X /[ex] A) * A -> X): Likewise.
9696 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
9697 convert[12] and value-matching.
9698 ((A | B) & (A | C) -> A | (B & C)): Likewise.
9699 ((X | Y) | Y -> X | Y): Likewise.
9700 ((X ^ Y) ^ Y -> X): Likewise.
9701 (A - (A & B) -> ~B & A): Likewise.
9702 ((T)(P + A) - (T)P -> (T) A): Likewise.
9703 ((T)P - (T)(P + A) -> -(T) A): Likewise.
9704 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
9705 * doc/match-and-simplify.texi: Amend capture section.
9707 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9709 * config/arc/arc.md (umul_600): Remove predicated variant.
9710 (umul64_600): Likewise.
9712 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9714 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
9716 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9718 * tree-vect-loop.c (loop_niters_no_overflow): New func.
9719 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
9720 no-overflow information to vect_do_peeling_for_loop_bound and
9721 vect_gen_vector_loop_niters.
9723 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9725 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
9728 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9730 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
9731 adjust_vec automatically.
9732 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
9733 param exit_bb to guard_to.
9734 (slpeel_checking_verify_cfg_after_peeling):
9735 (set_prologue_iterations):
9736 (create_lcssa_for_virtual_phi): New func which is factored out from
9737 slpeel_tree_peel_loop_to_edge.
9738 (slpeel_tree_peel_loop_to_edge):
9739 (iv_phi_p): New func.
9740 (vect_can_advance_ivs_p): Call iv_phi_p.
9741 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
9742 new gimple stmts in basic block.
9743 (vect_gen_niters_for_prolog_loop): Rename to...
9744 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
9745 adjust implementation.
9746 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
9747 sizetype if necessary.
9748 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
9749 it to external function.
9750 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
9751 (vect_gen_vector_loop_niters_mult_vf): New.
9752 (slpeel_update_phi_nodes_for_loops): New.
9753 (slpeel_update_phi_nodes_for_guard1): Reimplement.
9754 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
9755 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
9756 * tree-vect-loop.c (vect_build_loop_niters): Move to file
9757 tree-vect-loop-manip.c
9758 (vect_generate_tmps_on_preheader): Delete.
9759 (vect_transform_loop): Rename vectorization_factor to vf. Call
9760 vect_do_peeling instead of vect_do_peeling-* functions.
9761 * tree-vectorizer.h (vect_do_peeling): New decl.
9762 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
9763 (vect_do_peeling_for_loop_bound): Delete.
9764 (vect_do_peeling_for_alignment): Delete.
9766 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9768 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
9769 duplicated loop after its preheader and after the original loop.
9771 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9773 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
9774 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
9776 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9778 * tree-vect-loop.c (vectorizable_live_operation): Support handling
9779 for live variable outside loop but not in lcssa form.
9781 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9783 * cfg.c (reset_original_copy_tables): New func.
9784 * cfg.h (reset_original_copy_tables): New decl.
9786 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9789 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
9791 * varasm.c (default_binds_local_p_3): Formatting fix.
9793 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9795 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
9797 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
9798 Remove useless code.
9800 2016-10-13 Martin Liska <mliska@suse.cz>
9802 PR tree-optimization/77943
9803 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
9804 a different EH landing pads.
9806 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9809 * hooks.h (hook_tree_void_null): Declare.
9810 * hooks.c (hook_tree_void_null): New function.
9811 * langhooks.c (lhd_return_null_tree_v): Remove.
9812 * langhooks-def.h (lhd_return_null_tree_v): Remove.
9813 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
9814 set y to const0_rtx.
9815 * function.c (stack_protect_epilogue): Likewise.
9816 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
9817 if TARGET_THREAD_SSP_OFFSET is defined.
9818 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9819 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9820 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9821 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9822 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9823 (ix86_stack_protect_guard): New function.
9825 2016-10-13 Richard Biener <rguenther@suse.de>
9827 * dwarf2out.c (tree_add_const_value_attribute): Do not try
9828 rtl_for_decl_init during early phase.
9829 (gen_variable_die): Do not create locations during early phase.
9830 (gen_label_die): Likewise.
9831 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
9834 2016-10-12 Richard Biener <rguenther@suse.de>
9836 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
9837 try_add_new_range and made to eturn new range.
9838 (evrp_dom_walker::before_dom_children): Push op1 value range before
9839 pushing op0 value range.
9841 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9843 PR tree-optimization/77937
9844 * gimple-ssa-strength-reduction.c (analyze_increments): Use
9845 POINTER_TYPE_P on the candidate type to determine whether
9846 candidates in this chain require pointer arithmetic.
9848 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
9850 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
9851 correction if the type is smaller than a word.
9852 (visium_select_cc_mode): Add ... fall through ... comment.
9854 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9856 * config/rs6000/rs6000.c (machine_function): Add new fields
9857 gpr_is_wrapped_separately and lr_is_wrapped_separately.
9858 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
9859 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
9860 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
9861 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
9862 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
9863 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
9864 (rs6000_get_separate_components): New function.
9865 (rs6000_components_for_bb): New function.
9866 (rs6000_disqualify_components): New function.
9867 (rs6000_emit_prologue_components): New function.
9868 (rs6000_emit_epilogue_components): New function.
9869 (rs6000_set_handled_components): New function.
9870 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
9871 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
9872 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
9873 (rs6000_emit_epilogue): Don't emit GPR restores if
9874 gpr_is_wrapped_separately for that register. Don't make a
9875 REG_CFA_RESTORE note for registers we did not restore, either.
9877 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9879 * function.c (thread_prologue_and_epilogue_insns): Call
9880 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
9881 if it has possibly changed. Compute the split_prologue_seq and
9882 epilogue_seq later, too.
9883 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
9884 (dump_components): New function.
9885 (struct sw): New struct.
9887 (init_separate_shrink_wrap): New function.
9888 (fini_separate_shrink_wrap): New function.
9889 (place_prologue_for_one_component): New function.
9890 (spread_components): New function.
9891 (disqualify_problematic_components): New function.
9892 (emit_common_heads_for_components): New function.
9893 (emit_common_tails_for_components): New function.
9894 (insert_prologue_epilogue_for_components): New function.
9895 (try_shrink_wrapping_separate): New function.
9896 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
9898 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9900 * regrename.c (build_def_use): Invalidate chains that have a
9901 REG_CFA_RESTORE on some instruction.
9903 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9905 * dce.c (delete_unmarked_insns): Don't delete instructions with
9906 a REG_CFA_RESTORE note.
9908 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9910 * common.opt (-fshrink-wrap-separate): New flag.
9911 * doc/invoke.texi: Document it.
9912 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
9913 * doc/tm.texi: Regenerate.
9914 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
9915 * target.def (shrink_wrap): New hook vector.
9916 (get_separate_components, components_for_bb, disqualify_components,
9917 emit_prologue_components, emit_epilogue_components,
9918 set_handled_components): New hooks.
9920 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9922 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
9923 vector return by reference only if -Wpsabi.
9924 (rs6000_pass_by_reference): Similarly, for argument passing.
9926 2016-10-12 David Malcolm <dmalcolm@redhat.com>
9928 * function-tests.c: Include "print-rtl.h".
9929 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
9930 function, and verify what is dumped.
9931 * print-rtl-function.c (print_edge): New function.
9932 (begin_any_block): New function.
9933 (end_any_block): New function.
9934 (can_have_basic_block_p): New function.
9935 (print_rtx_function): Track the basic blocks of insns in the
9936 chain, wrapping those that are within blocks within "(block)"
9937 directives. Remove the "(cfg)" directive.
9939 2016-10-12 David Malcolm <dmalcolm@redhat.com>
9941 * selftest.c (selftest::read_file): New function.
9942 (selftest::test_read_file): New function.
9943 (selftest::selftest_c_tests): Call test_read_file.
9944 * selftest.h (selftest::read_file): New decl.
9946 2016-10-12 Richard Biener <rguenther@suse.de>
9949 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
9952 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
9954 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
9956 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
9957 dwarf2out_assembly_start.
9959 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
9961 * Makefile.in (SELFTEST_FLAGS): New variable.
9962 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
9964 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
9967 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
9969 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
9970 dumped in RTL dumps.
9972 2016-10-12 Martin Liska <mliska@suse.cz>
9974 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
9975 (gimple_fold_builtin_memory_op): Use the function.
9976 (gimple_fold_builtin_strchr): Likewise.
9977 (gimple_fold_builtin_strcat): Likewise.
9978 (gimple_build): Likewise.
9980 2016-10-12 Nathan Sidwell <nathan@acm.org>
9982 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
9984 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
9986 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
9987 equivalent 32-bit constant (modulo 2**32) when that yields
9988 smaller instructions.
9989 (size_of_int_loc_descriptor): Update accordingly.
9991 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
9993 * dwarf2out.c (dwarf2out_early_global_decl): For nested
9994 functions, call dwarf2out_decl on the parent function first.
9996 2016-10-12 Richard Biener <rguenther@suse.de>
9998 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
10001 2016-10-12 Richard Biener <rguenther@suse.de>
10003 * tree-ssa-propagate.c
10004 (substitute_and_fold_dom_walker::before_dom_children): Do not
10005 ignore ASSERT_EXPRs but only preserve them.
10006 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
10007 that have been propagated into.
10008 (vrp_finalize): Enable DCE for substitute_and_fold.
10010 2016-10-12 Richard Biener <rguenther@suse.de>
10012 PR tree-optimization/77920
10013 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
10014 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
10015 (simplify_abs_using_ranges): Likewise.
10016 (simplify_conversion_using_ranges): Likewise.
10017 (simplify_stmt_using_ranges): Adjust.
10019 2016-10-12 Jakub Jelinek <jakub@redhat.com>
10021 PR tree-optimization/77929
10022 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
10023 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
10025 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10028 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
10029 needs a base register for arg 1.
10031 2016-10-12 Jakub Jelinek <jakub@redhat.com>
10033 * common.opt (Wimplicit-fallthrough) Turn into alias to
10034 -Wimplicit-fallthrough=3. Remove EnabledBy.
10035 (Wimplicit-fallthrough=): New option.
10036 * gimplify.c (warn_implicit_fallthrough_r): Use
10037 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
10038 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
10039 to -Wimplicit-fallthrough=3.
10040 (-Wimplicit-fallthrough=): Document.
10042 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10044 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
10045 and GEU in DImode if TARGET_SUBXC.
10046 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
10047 (seqdi<W:mode>_zero_subxc): Delete.
10048 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
10049 (neg_seqdi<W:mode>_zero_vis3): Delete.
10050 (plus_seqdi<W:mode>_zero): Likewise.
10051 (minus_seqdi<W:mode>_zero): Likewise.
10052 (plus_plus_sltu<W:mode>): Accept only register.
10053 (addx<W:mode>): Likewise.
10054 (plus_sltu<W:mode>_vis3): Likewise.
10055 (plus_plus_sltu<W:mode>_vis3): Likewise.
10056 (neg_sgeu<W:mode>_vis3): Delete.
10057 (minus_sgeu<W:mode>_vis3): Likewise.
10058 (addxc<W:mode>): Accept only registers.
10059 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
10060 (minus_neg_sltu<W:mode>_subxc): Accept only register.
10061 (neg_plus_sltu<W:mode>_subxc): Likewise.
10062 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
10063 (minus_minus_sltu<W:mode>_subxc): Accept only register.
10064 (sgeu<W:mode>_insn_subxc): Delete.
10065 (plus_sgeu<W:mode>_subxc): Likewise.
10066 (subxc<W:mode>): Accept only register.
10067 (scc splitter): Split always GEU again.
10069 2016-10-11 Jeff Law <law@redhat.com>
10071 PR tree-optimization/77424
10072 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
10073 dead conditionals. Assert that all e->aux fields are NULL.
10075 2016-10-11 David Malcolm <dmalcolm@redhat.com>
10077 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
10078 operand-printing "switch" statement into...
10079 (print_rtx_operand_code_0): ...this new function, ...
10080 (print_rtx_operand_code_e): ...this new function, ...
10081 (print_rtx_operand_codes_E_and_V): ...this new function, ...
10082 (print_rtx_operand_code_i): ...this new function, ...
10083 (print_rtx_operand_code_r): ...this new function, ...
10084 (print_rtx_operand_code_u): ...this new function, ...
10085 (print_rtx_operand): ...and this new function.
10087 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
10089 * config/alpha/alpha-passes.def: New file.
10090 * config/alpha/t-alpha: New file.
10091 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
10092 (make_pass_handle_trap_shadows): New prototype.
10093 (make_pass_align_insns): Ditto.
10094 * config/alpha/alpha.c (alpha_option_override): Don't register
10096 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
10098 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10101 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
10102 distinct __ibm128 IBM extended double type if long doubles are
10103 128-bits and the default format for long double is IEEE 128-bit.
10105 2016-10-11 Richard Biener <rguenther@suse.de>
10107 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
10108 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
10109 (verify_die): New function.
10110 (dwarf2out_finish): Call it.
10111 (output_line_info): Handle case of -gsplit-dwarf without
10112 DWARF2_ASM_LINE_DEBUG_INFO.
10114 2016-10-11 Richard Biener <rguenther@suse.de>
10117 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
10118 sub-chains of BLOCK_VARS and gimple_bind_vars.
10120 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10122 * config/i386/znver1.md : Fix imov/imovx load type reservations.
10124 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10126 * config/sparc/sparc.opt (msubxc): New option.
10127 * doc/invoke.texi (SPARC options): Document it and tidy up.
10128 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
10129 * doc/tm.texi: Regenerate.
10130 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
10132 (CCX_NOOV): Rename into...
10136 * config/sparc/predicates.m (fcc_register_operand): Simplify.
10137 (fcc0_register_operand): Likewise.
10138 (icc_register_operand): New.
10139 (icc_or_fcc_register_operand): Simplify.
10140 (nz_comparison_operator): New.
10141 (c_comparison_operator): Likewise.
10142 (noov_compare_operator): Rename into...
10143 (icc_comparison_operator): ...this. Use above predicates.
10144 (noov_compare64_operator): Rename into...
10145 (v9_comparison_operator): ...this and tidy up.
10146 (fcc_comparison_operator): New.
10147 (icc_or_fcc_comparison_operator): Likewise.
10148 (v9_register_compare_operator): Rename info...
10149 (v9_register_comparison_operator): ...this.
10150 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
10151 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
10153 (sparc_fixed_condition_code_regs): New function.
10154 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
10155 renaming and add support for CCC/CCXC.
10156 (output_cbranch): Likewise.
10157 (sparc_print_operand): Likewise.
10158 (gen_v9_scc): Remove obsolete assertion.
10159 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
10160 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
10161 (output_cbcond): Remove bogus handling of CC modes.
10162 (sparc_register_move_cost): Return 100 for NO_REGS.
10163 * config/sparc/sparc.md (W): New mode iterator.
10164 (length): Adjust for noov_compare64_operator renaming.
10165 (cmpsi_sne): New instruction.
10166 (cmpdi_sne): Likewise.
10167 (seqdi_special): Delete.
10168 (seqdi_special): Likewise.
10169 (snesi<P:mode>_special): Likewise.
10170 (snedi_special): Likewise.
10171 (snedi_special_vis3): Likewise.
10172 (snesi patterns): Use W iterator.
10173 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
10174 (sltu patterns): Likewise.
10175 (sgeu patterns): Likewise.
10176 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
10177 (normal_branch): Use icc_comparison_operator predicate.
10178 (inverted_branch): Likewise.
10179 (cbcond_sp32): Use comparison_operator predicate.
10180 (cbcond_sp64): Likewise.
10181 (normal_int_branch_sp64): Adjust for renaming
10182 (inverted_int_branch_sp64): Likewise.
10183 (mov<I:mode>_cc_reg_sp64): Likewise.
10184 (movsf_cc_reg_sp6): Likewise.
10185 (movdf_cc_reg_sp64): Likewise.
10186 (movtf_cc_reg_hq_sp64): Likewise.
10187 (movtf_cc_reg_sp64): Likewise.
10188 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
10189 (movsf_cc_v9): Likewise.
10190 (movdf_cc_v9): Likewise.
10191 (movtf_cc_hq_v9): Likewise.
10192 (movtf_cc_v9): Likewise.
10193 (adddi3): Call gen_adddi3_sp32.
10194 (adddi3_insn_sp32): Rename to...
10195 (adddi3_sp32): ...this. Accept only register_operand as operand #1
10196 and use CCCmode for the carry.
10197 (addx_extend_sp32): Use CCCmode for the carry.
10198 (addx_extend_sp64): Delete.
10199 (adddi3_extend_sp32): Use CCCmode for the carry.
10200 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
10201 (subdi3): Call gen_subdi3_sp32.
10202 (subdi3_insn_sp32): Rename to...
10203 (subdi3_sp32): ...this and use CCmode for the carry.
10204 (subx_extend_sp32): Use CCCmode for the carry.
10205 (subx_extend_sp64): Delete.
10206 (subdi3_extend_sp32): Use CCmode for the carry.
10207 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
10208 (negdi3): Call gen_negdi3_sp32.
10209 (negdi3_sp32): Use CCCmode for the carry.
10210 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
10211 (cmp_nz_ashift_1): Use CCNZ mode.
10212 (cmp_nz_set_ashift_1): Likewise.
10213 (ctrapsi4): Use comparison_operator predicate.
10214 (ctrapdi4): Likewise.
10215 (trapsi_insn): Use icc_comparison_operator predicate.
10216 (trapdi_insn): Likewise.
10217 (edge8 patterns): Use CCNZmode.
10218 (edge16 patterns): Likewise.
10219 (edge32 patterns): Likewise.
10221 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10223 * config/visium/visium-modes.def (CC_NOOV): Rename into...
10225 (CC_BTST): Rename into...
10227 * config/visium/predicates.md (real_add_operand): New.
10228 (visium_btst_operator): Rename into...
10229 (visium_equality_comparison_operator): ...this.
10230 (visium_noov_operator): Rename into...
10231 (visium_nz_comparison_operator): ...this.
10232 (visium_c_comparison_operator): New.
10233 (visium_branch_operator): Adjust and deal with all CC modes.
10234 * config/visium/visium.c (visium_adjust_cost): Adjust.
10235 (visium_split_double_add): Use the *_set_carry patterns.
10236 (visium_select_cc_mode): Add support for CCC mode and adjust.
10237 (output_cbranch): Adjust and use the carry-based operators for
10238 floating-point comparisons.
10239 * config/visium/visium.md (flags_subst_arith): Adjust.
10240 (addsi3_insn_set_carry): New instruction.
10241 (subsi3_insn_set_carry): Likewise.
10242 (negsi2_insn_set_carry): Likewise.
10244 (cmp<mode>_sne): Likewise.
10245 (cbranch<mode>4): Use ordered_comparison_operator.
10246 (cbranch<mode>4_insn): Likewise.
10247 (cbranchsi4_btst_insn): Adjust.
10249 2016-10-11 Tom de Vries <tom@codesourcery.com>
10251 PR middle-end/77558
10252 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
10255 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10257 * tree.h (build_complex_type): Add second parameter with default.
10258 * tree.c (build_complex_type): Add NAMED second parameter and adjust
10259 recursive call. Create a TYPE_DECL only if NAMED is true.
10260 (build_common_tree_nodes): Pass true in calls to build_complex_type.
10262 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
10264 New avr-passes.def to register AVR specific passes.
10266 * config/avr/avr-passes.def: New file.
10267 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
10268 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
10269 (make_avr_pass_recompute_note): New proto.
10270 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
10271 (avr_pass_recompute_notes): Use anonymous namespace.
10272 (avr_register_passes): Remove function...
10273 (avr_option_override): ...and its call.
10275 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
10277 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
10278 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
10279 PTF_AVOID_BRANCHLIKELY_SPEED for others.
10280 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
10282 * config/mips/mips.c (mips_option_override): Enable the branch
10283 likely depending on the tune flags and optimization level.
10284 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
10285 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
10286 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
10287 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
10289 2016-10-11 Richard Biener <rguenther@suse.de>
10291 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
10292 (output_function): Properly stream the whole block tree.
10293 * lto-streamer-in.c (input_function): Likewise.
10295 2016-10-11 Marek Polacek <polacek@redhat.com>
10297 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
10299 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10301 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
10302 (evrp_dom_walker::before_dom_children): Infer and push new value
10303 ranges for x in y < x.
10305 2016-10-10 Joseph Myers <joseph@codesourcery.com>
10308 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
10309 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
10310 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10311 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10312 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
10313 (IA64_NO_LIBGCC_TFMODE): Likewise.
10315 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10317 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
10320 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
10322 * config.gcc: Add aarch64-*-freebsd* support.
10323 * config.host: Likewise.
10324 * config/aarch64/aarch64-freebsd.h: New file.
10325 * config/aarch64/t-aarch64-freebsd: Ditto.
10327 2016-10-10 Jeff Law <law@redhat.com>
10329 PR tree-optimization/71947
10330 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
10331 B with A within a single statement.
10333 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10335 PR tree-optimization/77824
10336 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
10337 zero cost for copies.
10338 (find_candidates_dom_walker::before_dom_children): Replace
10339 MODIFY_EXPR with SSA_NAME.
10340 (replace_mult_candidate): Likewise.
10341 (replace_profitable_candidates): Likewise.
10343 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10345 * config/s390/s390.h: Wrap more macros args in brackets and fix
10347 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
10349 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
10351 2016-10-10 Andreas Schwab <schwab@suse.de>
10354 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
10355 pseudo is not DImode.
10357 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
10359 * common/config/arc/arc-common.c (arc_option_optimization_table):
10360 Remove compact casesi option.
10361 * config/arc/arc.c (arc_override_options): Use compact casesi
10362 option only for pre-ARCv2 cores.
10363 * doc/invoke.texi (mcompact-casesi): Update text.
10365 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10367 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
10368 Add macro to say we can efficiently handle overlapping unaligned
10370 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
10371 poor code for processors older than p8.
10373 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
10375 * gen-pass-instances.awk: Remove GNUism.
10377 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10379 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
10380 NULL of (*ipcp_transformations)][node->uid].
10382 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
10384 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
10385 (MALLOC_ABI_ALIGNMENT): Define.
10387 2016-10-09 Jakub Jelinek <jakub@redhat.com>
10389 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
10390 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
10391 VAR_OR_FUNCTION_DECL_P macros.
10392 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
10393 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
10394 chkp_find_bounds_1): Likewise.
10395 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
10396 * hsa-gen.c (get_symbol_for_decl): Likewise.
10397 * cgraphunit.c (check_global_declaration, analyze_functions,
10398 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
10400 * gimple-fold.c (can_refer_decl_in_current_unit_p,
10401 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
10403 * tree.c (set_decl_section_name, copy_node_stat,
10404 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
10405 merge_dllimport_decl_attributes, handle_dll_attribute,
10406 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
10407 verify_type): Likewise.
10408 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
10409 find_explicit_erroneous_behavior): Likewise.
10410 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
10411 * ipa.c (process_references): Likewise.
10412 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
10413 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
10414 notice_global_symbol, assemble_variable, mark_decl_referenced,
10415 build_constant_desc, output_constant_def_contents, do_assemble_alias,
10416 make_decl_one_only, default_section_type_flags,
10417 categorize_decl_for_section, default_encode_section_info): Likewise.
10418 * trans-mem.c (requires_barrier): Likewise.
10419 * gimple-expr.c (mark_addressable): Likewise.
10420 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
10421 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
10422 expand_debug_expr): Likewise.
10423 * tree-dump.c (dequeue_and_dump): Likewise.
10424 * ubsan.c (instrument_bool_enum_load): Likewise.
10425 * tree-pretty-print.c (print_declaration): Likewise.
10426 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10427 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
10428 * asan.c (asan_protect_global, instrument_derefs): Likewise.
10429 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
10430 pass_build_ssa::execute): Likewise.
10431 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
10432 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
10434 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
10436 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
10437 can_be_nonlocal, remap_decls, copy_debug_stmt,
10438 initialize_inlined_parameters, add_local_variables,
10439 reset_debug_binding, replace_locals_op): Likewise.
10440 * dse.c (can_escape): Likewise.
10441 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
10443 * tree-diagnostic.c (default_tree_printer): Likewise.
10444 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
10445 unpack_ts_decl_with_vis_value_fields,
10446 lto_input_ts_decl_common_tree_pointers): Likewise.
10447 * builtins.c (builtin_save_expr, fold_builtin_expect,
10448 readonly_data_expr): Likewise.
10449 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
10450 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
10452 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
10453 * gimplify.c (force_constant_size, gimplify_bind_expr,
10454 gimplify_decl_expr, gimplify_var_or_parm_decl,
10455 gimplify_compound_lval, gimplify_init_constructor,
10456 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
10457 gimplify_type_sizes): Likewise.
10458 * cgraphbuild.c (record_reference, record_type_list, mark_address,
10459 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
10460 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
10461 remove_unused_locals): Likewise.
10462 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
10463 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
10464 * function.c (instantiate_expr, instantiate_decls_1,
10465 setjmp_vars_warning, add_local_decl): Likewise.
10466 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
10468 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
10469 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
10470 optimize_va_list_gpr_fpr_size): Likewise.
10471 * tree-nrv.c (pass_nrv::execute): Likewise.
10472 * tsan.c (instrument_expr): Likewise.
10473 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10474 * vtable-verify.c (verify_bb_vtables): Likewise.
10475 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
10476 get_ref_base_and_extent): Likewise.
10477 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
10479 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
10480 analyze_all_variable_accesses): Likewise.
10481 * tree-nested.c (get_nonlocal_debug_decl,
10482 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
10483 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
10484 get_local_debug_decl, convert_local_omp_clauses,
10485 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
10487 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
10488 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
10489 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
10490 dbxout_symbol, dbxout_common_check): Likewise.
10491 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
10492 string_constant): Likewise.
10493 * hsa.c (hsa_get_declaration_name): Likewise.
10494 * passes.c (rest_of_decl_compilation): Likewise.
10495 * tree-ssanames.c (make_ssa_name_fn): Likewise.
10496 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
10497 pack_ts_decl_with_vis_value_fields,
10498 write_ts_decl_common_tree_pointers): Likewise.
10499 * stor-layout.c (place_field): Likewise.
10500 * symtab.c (symtab_node::maybe_create_reference,
10501 symtab_node::verify_base, symtab_node::make_decl_local,
10502 symtab_node::copy_visibility_from,
10503 symtab_node::can_increase_alignment_p): Likewise.
10504 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
10505 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
10506 fortran_common, add_location_or_const_value_attribute,
10507 add_scalar_info, add_linkage_name, set_block_abstract_flags,
10508 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
10509 optimize_one_addr_into_implicit_ptr,
10510 optimize_location_into_implicit_ptr): Likewise.
10511 * gimple-low.c (record_vars_into): Likewise.
10512 * ipa-visibility.c (update_vtable_references): Likewise.
10513 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
10515 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
10516 DFS::DFS_write_tree_body, write_symbol): Likewise.
10517 * langhooks.c (lhd_warn_unused_global_decl,
10518 lhd_set_decl_assembler_name): Likewise.
10519 * attribs.c (decl_attributes): Likewise.
10520 * except.c (output_ttype): Likewise.
10521 * varpool.c (varpool_node::get_create, ctor_for_folding,
10522 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
10523 * fold-const.c (fold_unary_loc): Likewise.
10524 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
10525 ipa_find_agg_cst_from_init): Likewise.
10526 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
10527 expand_omp_target, lower_omp_regimplify_p,
10528 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
10529 find_link_var_op): Likewise.
10530 * tree-chrec.c (chrec_contains_symbols): Likewise.
10531 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
10532 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
10533 execute_fixup_cfg): Likewise.
10535 PR tree-optimization/77901
10536 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
10537 if ranges[i].exp is SSA_NAME when looking for >= and only when
10538 ranges[i].exp is NULL or SSA_NAME when looking for the other
10541 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10543 * ipa-cp.c (ipcp_alignment_lattice): Remove.
10544 (ipcp_param_lattices): Remove field alignment.
10545 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
10546 (set_all_contains_variable): Remove call to
10547 ipcp_alignment_lattice::set_to_bottom.
10548 (initialize_node_lattices): Likewise.
10549 (propagate_alignment_accross_jump_function): Remove.
10550 (propagate_constants_accross_call): Remove call to
10551 propagate_alignment_accross_jump_function.
10552 (ipcp_store_alignment_results): Remove.
10553 (ipcp_driver): Remove call to ipcp_store_alignment_results.
10554 (propagate_bits_accross_jump_function): Handle ancestor jump function.
10555 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
10556 pretty-printing of alignment jump function.
10557 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
10558 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
10559 alignments and remove computing ipa_alignment jump function.
10560 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
10561 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
10562 (ipa_read_jump_function): Remove reading of ipa_alignment.
10563 (write_ipcp_transformation_info): Remove streaming for alignment
10564 propagation summary.
10565 (read_ipcp_transformation_info): Remove reading of alignment
10566 propagation summary.
10567 (ipcp_update_alignments): Remove.
10568 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
10570 (ipcp_transform_function): Remove call to ipcp_update_alignments()
10571 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
10572 * ipa-prop.h (ipa_alignment): Remove.
10573 (ipa_jump_func): Remove field alignment.
10574 (ipcp_transformation_summary): Remove field alignments.
10575 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
10576 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
10577 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
10579 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
10581 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
10583 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
10585 (visium_expand_fp_cstore): Likewise.
10587 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10589 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
10590 * diagnostic.c (warning_at_rich_loc_n): New function.
10591 (diagnostic_n_impl_richloc): Likewise.
10592 (diagnostic_n_impl): Move most of the function to
10593 diagnostic_n_impl_richloc and call it.
10595 2016-10-08 Jakub Jelinek <jakub@redhat.com>
10597 * gen-pass-instances.awk: Rewritten.
10598 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
10599 $(PASSES_EXTRA) after passes.def to the script.
10600 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
10601 * config/i386/i386-passes.def: New file.
10602 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
10603 make_pass_stv): Declare.
10604 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
10606 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
10608 (pass_stv::clone, pass_stv::set_pass_param): New methods.
10609 (pass_stv::timode_p): New non-static data member.
10610 (ix86_option_override): Don't register passes here.
10612 * doc/invoke.texi: Document accepting Else, fallthrough.
10614 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
10617 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
10618 FALLTHRU comment styles.
10620 2016-10-07 Andrew Pinski <apinski@cavium.com>
10622 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
10623 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
10624 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
10626 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
10628 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
10630 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
10631 (AARCH64_ARCH): Likewise.
10632 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
10634 (AARCH64_CORE): Likewise.
10635 (AARCH64_ARCH): Likewise.
10636 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
10637 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10638 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
10639 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10640 (AARCH64_ARCH): Likewise.
10641 (AARCH64_CORE): Likewise.
10642 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
10643 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
10644 (AARCH64_CORE): Likewise.
10645 (AARCH64_ARCH): Likewise.
10647 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
10649 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
10650 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
10651 floating point type infrastructre, and -mfloat128 that enables the
10652 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
10653 if -mfloat128-type. Define __ibm128 to be long double by default.
10654 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
10655 the IEEE 128-bit floating point type infrastructure should
10656 automatically be enabled.
10657 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
10658 instead of -mfloat128 to enable KFmode.
10659 (rs6000_option_override_internal): Split the option -mfloat128
10660 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
10661 systems, automatically set -mfloat128-type, but don't enable it on
10662 other operating systems. Move setting the long double size and
10663 IEEE quad support before the IEEE 128-bit floating point changes.
10664 (rs6000_init_builtins): Do not create a unique type for __ibm128
10665 if long double is IBM extended double, instead rely on __ibm128
10666 being defined as 'long double'. If -mfloat128-type and not
10667 -mfloat128, create the KFmode type with an undocumented __ieee128
10669 (rs6000_init_libfuncs): Use -mfloat128-type instead of
10670 -mfloat128 for tests about the types, but keep tests for
10671 -mfloat128 to enable the keyword support.
10672 (rs6000_complex_function_value): Likewise.
10673 (rs6000_scalar_mode_supported_p): Likewise.
10674 (rs6000_floatn_mode): Likewise.
10675 (rs6000_c_mode_for_suffix): Likewise.
10676 (rs6000_opt_masks): Add -mfloat128-type.
10677 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
10678 -mfloat128-type being split from -mfloat128. Add
10679 -mfloat128-hardware, which was missing.
10680 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
10681 -mfloat128 and -mfloat128-type:
10682 (-mfloat128-type): Likewise.
10683 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
10684 that 64-bit Linux systems with enable -mfloat128-type by default
10686 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
10687 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
10688 -mfloat128-type instead of -mfloat128.
10689 (FLOAT128_2REG_P): Likewise.
10690 (MASK_FLOAT128_TYPE): Likewise.
10691 (ALTIVEC_ARG_MAX_RETURN): Likewise.
10692 (RS6000_BTM_FLOAT128): Likewise.
10693 (TARGET_FLOAT128): Poison old identifiers.
10694 (OPTION_MASK_FLOAT128): Likewise.
10695 (MASK_FLOAT128): Likewise.
10696 * config/rs6000/rs6000.md (FP): Likewise.
10697 (FLOAT128): Likewise.
10698 (fix_trunc<mode>di2): Likewise.
10699 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
10700 (floatdi<mode>2): Likewise.
10701 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
10702 (neg<mode>2, FLOAT128 iterator): Likewise.
10703 (abs<mode>2, FLOAT128 iterator): Likewise.
10704 (ieee_128bit_negative_zero): Likewise.
10705 (ieee_128bit_vsx_neg<mode>2): Likewise.
10706 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
10707 (ieee_128bit_vsx_abs<mode>2): Likewise.
10708 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10709 (ieee_128bit_vsx_nabs<mode>2): Likewise.
10710 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10711 (extendiftf2): Likewise.
10712 (extendifkf2): Likewise.
10713 (extendtfkf2): Likewise.
10714 (trunciftf2): Likewise.
10715 (truncifkf2): Likewise.
10716 (trunckftf2): Likewise.
10717 (trunctfif2): Likewise.
10718 (extendkftf2): Likewise.
10719 (trunctfkf2): Likewise.
10721 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10723 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
10724 before merging in bytes to pass down to real_from_target.
10726 2016-10-07 Richard Biener <rguenther@suse.de>
10728 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
10730 (substitute_and_fold_dom_walker::before_dom_children):
10731 Substitute and fold before pass specific folding to avoid
10732 feeding that with SSA names that will be later released.
10733 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
10734 introduced by folding and visited by evaluate_stmt called during
10736 (likely_value): Likewise.
10737 (evaluate_stmt): Likewise.
10738 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
10739 (simplify_div_or_mod_using_ranges): Likewise.
10740 (simplify_min_or_max_using_ranges): Likewise.
10741 (simplify_abs_using_ranges): Likewise.
10742 (simplify_conversion_using_ranges): Likewise.
10743 (simplify_float_conversion_using_ranges): Likewise.
10744 (simplify_stmt_using_ranges): Likewise.
10746 2016-10-07 Marek Polacek <polacek@redhat.com>
10748 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
10749 FALLTHROUGH_LABEL_P here...
10750 (warn_implicit_fallthrough_r): ...not here.
10752 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
10754 PR tree-optimization/77880
10755 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
10758 2016-10-07 Marek Polacek <polacek@redhat.com>
10761 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
10763 2016-10-07 Richard Biener <rguenther@suse.de>
10765 * bitmap.h: Document constraints on bitmap modification while
10768 2016-10-07 Richard Biener <rguenther@suse.de>
10770 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
10771 * bitmap.h (bmp_iter_set): When advancing to the next element
10772 check that we didn't remove the current one.
10773 (bmp_iter_and): Likewise.
10774 (bmp_iter_and_compl): Likewise.
10775 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
10776 we currently iterate on but keep a one-level queue.
10777 * sched-deps.c (remove_from_deps): Do not clear current bit
10778 but keep a one-level queue.
10780 2016-10-07 Jakub Jelinek <jakub@redhat.com>
10782 PR tree-optimization/77664
10783 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
10784 for the other ranges.
10785 (optimize_range_tests_diff): Fix up formatting.
10786 (optimize_range_tests_var_bound): New function.
10787 (optimize_range_tests): Use it.
10789 2016-10-07 Martin Liska <mliska@suse.cz>
10791 * coverage.c (build_gcov_exit_decl): Fix priority what
10792 should be really 99.
10794 2016-10-07 Richard Biener <rguenther@suse.de>
10796 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
10797 vars in gimple_bind_vars but not in BLOCK_VARS.
10799 2016-10-07 Richard Biener <rguenther@suse.de>
10801 PR tree-optimization/77879
10802 * tree-ssa-structalias.c (handle_const_call): Properly handle
10804 (handle_pure_call): Likewise.
10806 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10808 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
10809 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
10812 2016-10-06 Andrew Pinski <apinski@cavium.com>
10814 * config/aarch64/aarch64-cores.def: Add a comment before each
10817 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10819 PR tree-optimization/77862
10820 * tree-vrp.c (add_equivalence): Use get_value_range so that
10821 num_vr_values is checked before accessing vr_values.
10823 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10825 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
10828 2016-10-05 Jeff Law <law@redhat.com>
10830 PR tree-optimization/71661
10831 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
10832 removal of a forwarder exposes a new natural loop.
10834 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
10836 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
10837 Introduce ssesuffix variable.
10838 (<mask_codefor><code><mode>3<mask_name>): Ditto.
10839 (*<code><mode>3): Ditto.
10841 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
10843 * postreload.c (reload_cse_simplify): Skip also USE when detecting
10846 2016-10-06 Richard Biener <rguenther@suse.de>
10848 PR tree-optimization/77855
10849 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
10850 instead of removing the current item while iterating over the set
10853 2016-10-06 James Clarke <jrtc27@jrtc27.com>
10854 Eric Botcazou <ebotcazou@adacore.com>
10857 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
10858 (classify_registers): Don't set it
10859 (function_arg_slotno): Don't initialize and test it. Tidy up.
10861 2016-10-06 Richard Biener <rguenther@suse.de>
10863 PR tree-optimization/77839
10864 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
10865 lattice transition.
10867 2016-10-06 Martin Liska <mliska@suse.cz>
10869 * gcc.c: Set -fprofile-update=atomic when profiling is
10870 enabled and -pthread is set. Warn when one combines
10871 -pthread and -fprofile-update=single for an app using
10874 2016-10-06 Martin Liska <mliska@suse.cz>
10877 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
10878 * gimple-ssa-strength-reduction.c (slsr_process_cast):
10879 Initialize a pointer to NULL.
10880 (slsr_process_copy): Likewise.
10881 * input.c (location_get_source_line): Likewise.
10882 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
10884 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
10886 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
10887 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
10888 (ix86_handle_option): Deleted handle of OPT_mpcommit.
10889 * config.gcc: Deleted pcommitintrin.h
10890 * config/i386/pcommitintrin.h: Deleted file.
10891 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
10892 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
10894 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
10896 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
10897 (PTA_PCOMMIT): Deleted define.
10898 (ix86_option_override_internal): Deleted handle of option.
10899 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
10900 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
10901 __builtin_ia32_pcommit): Deleted.
10902 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
10903 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
10904 (pcommit): Deleted instruction.
10905 * config/i386/i386.opt: Mention -mpcommit deprecation.
10906 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
10908 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
10911 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
10912 Remove wrong assert.
10913 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
10914 Use <round_constraint> as operand 1 constraint.
10916 2016-10-05 Jakub Jelinek <jakub@redhat.com>
10919 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
10920 (ubsan_instrument_float_cast): And not here.
10923 * ubsan.c (ubsan_ids): New GTY(()) array.
10924 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
10925 instead of static local counters.
10927 2016-10-05 Martin Sebor <msebor@redhat.com>
10930 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
10931 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
10932 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
10933 (default_printf_pointer_format): Define function.
10934 * targhooks.c (linux_printf_pointer_format): Define new function.
10935 * targhooks.h (linux_printf_pointer_format): Declare.
10936 (gnu_libc_printf_pointer_format): Remove declaration.
10938 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10940 * fold-const.c (native_encode_real): Fix logic for selecting offset
10941 to write to when BYTES_BIG_ENDIAN.
10943 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
10945 * builtins.c (fold_builtin_strchr): Remove function.
10946 (fold_builtin_strrchr): Likewise.
10947 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
10948 * gimple-fold.c (target_char_cst_p): New function.
10949 (gimple_fold_builtin_strchr) Add more foldings.
10950 (gimple_fold_builtin): Add index, strrchr, rindex cases.
10952 2016-10-05 Richard Biener <rguenther@suse.de>
10954 PR middle-end/77863
10955 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
10956 capture ids in c-exprs.
10958 2016-10-05 Richard Biener <rguenther@suse.de>
10960 PR middle-end/77826
10961 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
10962 with types_match for GIMPLE code gen to handle type mismatched
10963 constants properly.
10964 (dt_operand::gen): Adjust.
10965 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
10968 2016-10-05 Richard Biener <rguenther@suse.de>
10970 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
10972 2016-10-05 Richard Biener <rguenther@suse.de>
10974 PR middle-end/77842
10975 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
10977 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
10979 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
10980 version check to protect only DW_TAG_imported_module generation.
10982 2016-10-05 Richard Biener <rguenther@suse.de>
10984 PR middle-end/55152
10985 * match.pd (min(a,-a) -> -abs(a)): New pattern.
10987 2016-10-04 Ian Lance Taylor <iant@golang.org>
10989 * explow.c (allocate_dynamic_stack_space): Call
10990 do_pending_stack_adjust before handling flag_split_stack.
10992 2016-10-04 David Malcolm <dmalcolm@redhat.com>
10994 * genattrtab.c (make_internal_attr): Supply dummy column number to
10995 file_location ctor.
10997 * genoutput.c (init_insn_for_nothing): Likewise.
10998 * gensupport.c (add_define_attr): Likewise.
10999 * read-md.c (message_at_1): Print column number.
11000 (fatal_with_file_and_line): Likewise.
11001 (rtx_reader::read_char): Track column numbers.
11002 (rtx_reader::unread_char): Likewise.
11003 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
11004 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
11005 (rtx_reader::handle_file): Initialize m_read_md_colno.
11006 (rtx_reader::get_current_location): Supply column number to
11007 file_location ctor.
11008 * read-md.h (struct file_location): Add field "colno".
11009 (file_location::file_location): Likewise.
11010 (rtx_reader::get_colno): New accessor.
11011 (rtx_reader::m_read_md_colno): New field.
11012 (rtx_reader::m_last_line_colno): New field.
11014 2016-10-04 Jakub Jelinek <jakub@redhat.com>
11016 * doc/extend.texi (Java Exceptions): Remove.
11017 (java_interface): Remove.
11019 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
11021 PR tree-optimization/77808
11022 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
11023 and addr are different before copying points-to information.
11025 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
11027 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
11028 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
11029 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
11030 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
11032 2016-10-04 Richard Biener <rguenther@suse.de>
11034 PR tree-optimization/77399
11035 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
11036 verify the target can convert.
11038 2016-10-04 Richard Biener <rguenther@suse.de>
11040 PR middle-end/77833
11041 * explow.c (plus_constant): Verify the mode of the constant
11042 pool offset before calling plus_constant.
11044 2016-10-04 Richard Biener <rguenther@suse.de>
11046 PR middle-end/77407
11047 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
11048 type support, mark with :C.
11049 (X / -X -> -1): Mark with :C.
11051 2016-10-04 Jakub Jelinek <jakub@redhat.com>
11053 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
11054 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
11055 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
11056 * doc/tm.texi: Regenerated.
11057 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
11058 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
11059 * config/darwin.h (JCR_SECTION_NAME): Remove.
11060 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
11061 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
11062 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
11063 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
11064 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
11065 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
11067 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11069 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
11070 between "because" and "param" in dump message in call to fprintf.
11072 2016-10-03 Jeff Law <law@redhat.com>
11074 PR tree-optimization/71550
11075 PR tree-optimization/71403
11076 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
11077 (profitable_jump_thread_path): Also return boolean indicating if
11078 the realized path will create an irreducible loop.
11079 Remove loop depth tests from 71403.
11080 (fsm_find_control_statement_thread_paths): Remove loop depth tests
11081 from 71403. If threading will create an irreducible loop, then
11082 throw away loop iteration and related information.
11084 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
11086 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
11087 -Woverloaded-virtual checks for warning options.
11088 * configure: Regenerate.
11090 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11092 PR preprocessor/77699
11093 * input.c (maybe_grow): Don't allocate one byte extra headroom.
11094 (get_next_line): Return false on error.
11095 (read_next_line): Removed, use get_next_line instead.
11096 (read_line_num): Don't copy the line.
11097 (location_get_source_line): Don't use static data.
11098 (selftest::test_reading_source_line): Add more test cases.
11100 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11103 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11105 * ifcvt.c (noce_try_avoid_const_materialization): New function.
11106 (noce_process_if_block): Use it.
11108 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11110 * doc/invoke.texi: Update -Wint-in-bool-context.
11112 2016-10-02 Jakub Jelinek <jakub@redhat.com>
11114 * dwarf2out.c (output_fde, output_call_frame_info,
11115 dwarf2out_do_cfi_startproc, set_indirect_string,
11116 gen_internal_sym, output_die, output_line_info): Use
11117 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
11118 ASM_GENERATE_INTERNAL_LABEL output.
11120 2016-10-01 Richard Biener <rguenther@suse.de>
11122 PR middle-end/77798
11123 * genmatch.c (get_operand_type): Add operand position arg
11124 and handle COND_EXPR comparison operand with fixed boolean_type_node.
11125 (expr::gen_transform): Adjust.
11126 (dt_simplify::gen_1): Likewise.
11128 2016-10-01 Jakub Jelinek <jakub@redhat.com>
11130 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
11131 comments. Simplify asserts, remove unnecessary conditions.
11133 (*<code><mode>3): Likewise.
11135 2016-09-30 Jakub Jelinek <jakub@redhat.com>
11137 * doc/invoke.texi (-Wregister): Document.
11139 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
11141 * configure.ac: Split CHECKING_P into CHECKING_P and
11142 ENABLE_EXTRA_CHECKING.
11143 * configure: Regenerated.
11144 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
11145 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
11147 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
11150 * gcc.c (process_command): For @filename handling, output
11151 the correct name if the file does not exist.
11153 2016-09-30 Marek Polacek <polacek@redhat.com>
11155 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
11156 * config/alpha/predicates.md: Likewise.
11158 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11160 * ifcvt.c (noce_try_avoid_const_materialization): New function.
11161 (noce_process_if_block): Use it.
11163 2016-09-30 Martin Liska <mliska@suse.cz>
11165 * doc/invoke.texi: Document asan-use-after-return that
11166 it's disabled by default in runtime.
11168 2016-09-30 Richard Biener <rguenther@suse.de>
11170 * tree-vrp.c (intersect_ranges): If we failed to handle
11171 the intersection choose a constant singleton range if available.
11173 2016-09-30 Richard Biener <rguenther@suse.de>
11175 PR tree-optimization/77399
11176 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
11177 float <-> int conversions.
11179 2016-09-30 Alan Modra <amodra@gmail.com>
11181 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
11183 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
11185 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
11186 ext_level before calling CPUID with 0x80000008.
11187 Simplify xgetbv checks.
11189 2016-09-29 David Malcolm <dmalcolm@redhat.com>
11191 * Makefile.in (OBJS): Add print-rtl-function.o.
11192 * print-rtl-function.c: New file.
11193 * print-rtl.h (print_rtx_function): New decl.
11195 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
11198 * config/i386/cpuid.h (__get_cpuid_count): New.
11199 (__get_cpuid): Rename __level to __leaf.
11201 2016-09-29 Marek Polacek <polacek@redhat.com>
11203 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
11205 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
11208 * builtins.c (expand_builtin_memcmp): Don't swap args unless
11209 result is only being compared with zero.
11211 2016-09-29 Marek Polacek <polacek@redhat.com>
11213 * dwarf2out.c (loc_descriptor): Add fall through comment.
11214 (add_const_value_attribute): Likewise.
11216 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
11218 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
11219 with "v6t2". Move "arch" attribute above "pool_range".
11220 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
11222 (*thumb2_movhi_vfp): Likewise.
11223 (*arm_movhi_fp16): Likewise.
11224 (*thumb2_movhi_fp16): Likewise.
11225 (*arm_movsi_vfp): Remove "arch" attribute.
11226 (*thumb2_movsi_vfp): Likewise.
11228 2016-09-29 Martin Liska <mliska@suse.cz>
11230 * doc/extend.texi: Remove limitation of Objective C for
11231 __attribute__((constructor)) and __attribute__((destructor)).
11233 2016-09-29 Richard Biener <rguenther@suse.de>
11235 PR tree-optimization/77768
11236 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11237 Handle stores to readonly memory when removing redundant stores.
11239 2016-09-29 Richard Biener <rguenther@suse.de>
11241 PR middle-end/77407
11242 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
11243 X / -X -> -1 simplifications.
11245 2016-09-29 Richard Biener <rguenther@suse.de>
11247 PR middle-end/55152
11248 * match.pd: Add max(a,-a) -> abs(a) pattern.
11249 * tree-ssa-phiopt.c (minmax_replacement): Disable for
11250 HONOR_SIGNED_ZEROS types.
11252 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
11254 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
11255 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
11257 2016-09-29 Richard Biener <rguenther@suse.de>
11259 * tree-vrp.c (set_defs_to_varying): New helper avoiding
11260 writing to vr_const_varying.
11261 (vrp_initialize): Call it.
11262 (vrp_visit_stmt): Likewise.
11263 (evrp_dom_walker::before_dom_children): Likewise.
11265 2016-09-29 Richard Biener <rguenther@suse.de>
11267 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
11268 constructors with vector elements.
11270 2016-09-29 Richard Biener <rguenther@suse.de>
11272 PR tree-optimization/77768
11273 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
11274 with stores to a place we know has a constant value.
11276 2016-09-29 Alan Modra <amodra@gmail.com>
11278 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
11279 * doc/invoke.texi: Document it.
11280 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
11281 (rs6000_passes_float): Comment.
11282 (rs6000_passes_long_double): New static var.
11283 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
11284 (init_cumulative_args): Set up to emit fp .gnu_attribute for
11285 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
11286 to include fp values returned in vectors.
11287 Set rs6000_passes_long_double.
11288 (rs6000_function_arg_advance_1): Likewise for function args.
11289 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
11290 and SPE. Emit long double tag value too.
11291 (rs6000_opt_vars): Add gnu-attr.
11292 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
11293 * configure: Regenerate.
11294 * config.in: Regenerate.
11296 2016-09-28 Jakub Jelinek <jakub@redhat.com>
11298 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
11300 (format_floating, format_string, format_directive,
11301 get_destination_size, pass_sprintf_length::handle_gimple_call):
11304 2016-09-28 Jakub Jelinek <jakub@redhat.com>
11306 * gimple-ssa-sprintf.c: Fix comment formatting.
11307 (format_integer): Use is_gimple_assign.
11308 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
11309 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
11310 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
11311 (pass_sprintf_length::execute): Use is_gimple_call.
11313 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
11315 * gimple-fold.c (gimple_fold_builtin): After failing to fold
11316 strchr, also try the generic folding.
11318 2016-09-28 Martin Sebor <msebor@redhat.com>
11321 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
11324 2016-09-28 Martin Sebor <msebor@redhat.com>
11326 PR middle-end/77683
11327 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
11328 length modifier is not expected.
11329 (format_floating): Ignore l length modifier and fail gracefuly
11330 when it isn't one of the other expected ones.
11332 2016-09-28 Martin Sebor <msebor@redhat.com>
11335 * varasm.c (assemble_addr_to_section): Increase local buffer size.
11337 2016-09-27 Richard Biener <rguenther@suse.de>
11339 * dwarf2out.c (cu_die_list): New global.
11340 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
11341 main_comp_unit_die to cu_die_list if we created it.
11342 Move break_out_includes ...
11343 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
11346 2016-09-28 Richard Biener <rguenther@suse.de>
11348 * dwarf2out.c (struct die_struct): Add removed flag.
11349 (lookup_type_die): If the DIE is marked as removed, clear
11350 TYPE_SYMTAB_DIE and return NULL.
11351 (lookup_decl_die): If the DIE is marked as removed, remove it
11352 from the hash and return NULL.
11353 (mark_removed): New helper.
11354 (prune_unused_types_prune): Call it for removed DIEs.
11355 (gen_subprogram_die): Move the premark_used_types call to after
11356 DIEs for the functions scopes are generated.
11357 (process_scope_var): Do not re-create pruned types or type decls.
11358 Make sure to also re-parent type decls.
11359 (dwarf2out_finish): Move unused type pruning and debug_types
11361 (dwarf2out_early_finish): ... here.
11363 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
11365 * config/arc/arc-c.c: New file.
11366 * config/arc/arc-c.def: Likewise.
11367 * config/arc/t-arc: Likewise.
11368 * config.gcc: Include arc-c.o as c and cpp object.
11369 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
11370 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
11371 arc_cpu_cpp_builtins.
11373 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
11375 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
11376 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
11378 2016-09-28 Nathan Sidwell <nathan@acm.org>
11380 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
11383 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
11385 PR tree-optimization/61056
11386 * gimple-fold.c (gimple_fold_builtin_strchr):
11387 New function to optimize strchr (s, 0) to strlen.
11388 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
11390 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
11392 PR tree-optimization/77724
11393 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
11394 Add tree_fits_shwi_p check.
11396 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11398 * auto-inc-dec.c (try_merge): Remove break after return.
11399 * cselib.c (autoinc_split): Likewise.
11400 * explow.c (promote_mode): Likewise.
11401 * fixed-value.c (fixed_arithmetic): Likewise.
11402 * hsa.c (hsa_internal_fn::get_arity): Likewise.
11403 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
11404 * trans-mem.c (get_attrs_for): Likewise.
11405 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
11406 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
11407 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
11408 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
11409 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
11410 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
11411 * config/cris/cris.c (cris_op_str): Likewise.
11412 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
11413 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
11415 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
11417 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
11418 IFN_GOACC_REDUCTION_CODES): New.
11419 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
11420 ifn_goacc_reduction_kind): Use them.
11421 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
11422 of internal functions, when applicable.
11424 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
11426 * config/mips/constraints.md (d): Fix documentation.
11427 * doc/md.texi (Machine Constraints): Update accordingly.
11429 2016-09-27 Richard Biener <rguenther@suse.de>
11431 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
11432 cur_line_info_table initialization ...
11433 (dwarf2out_assembly_start): ... here.
11435 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
11437 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
11438 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
11439 (*thumb2_movhi_vfp): Likewise.
11440 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
11441 template. Expand predicable attribute to mark VMOV.F16 as not
11442 predicable. Add "arch" attribute.
11443 (*thumb2_movhi_fp16): Likewise.
11444 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
11445 (*thumb2_movsi_vfp): Add "arch" attribute.
11447 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
11449 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
11452 2016-09-27 Marek Polacek <polacek@redhat.com>
11454 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
11457 * config/c6x/c6x.h: Adjust fall through comment.
11458 * config/sh/sh.c (final_prescan_insn): Likewise.
11459 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
11460 (visium_expand_fp_cstore): Likewise.
11462 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11464 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
11465 expected by -Wimplicit-fallthrough.
11466 (thumb1_size_rtx_costs): Likewise.
11467 (thumb2_reorg): Likewise.
11468 (tls_mentioned_p): Add "Fall through" comment.
11469 (thumb2_reorg): Likewise.
11470 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
11471 comment form expected by -Wimplicit-fallthrough.
11473 2016-09-27 Martin Liska <mliska@suse.cz>
11475 PR gcov-profile/46266
11476 * input.h (RESERVED_LOCATION_P): New macro.
11477 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
11478 instread of comparison with UNKNOWN_LOCATION.
11480 2016-09-27 Richard Biener <rguenther@suse.de>
11482 PR tree-optimization/77745
11483 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11484 When removing redundant stores make sure to check compatibility
11485 of the TBAA state for downstream accesses.
11486 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
11487 value-numbering virtual operands for store matches.
11489 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
11492 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
11493 movrt patterns. Match them before anything else in the SET case.
11495 2016-09-27 Martin Liska <mliska@suse.cz>
11497 PR gcov-profile/7970
11498 PR gcov-profile/16855
11499 PR gcov-profile/44779
11500 * coverage.c (build_gcov_exit_decl): New function.
11501 (coverage_obj_init): Call the function and generate __gcov_exit
11503 * doc/gcov.texi: Document when __gcov_exit function is called.
11505 2016-09-27 Marek Polacek <polacek@redhat.com>
11508 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11509 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
11510 -Wno-error instead of -Wno-implicit-fallthrough.
11512 2016-09-27 Martin Liska <mliska@suse.cz>
11515 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
11517 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11519 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
11520 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
11521 comments. Remove break after return.
11522 (ix86_fp_compare_code_to_integer, has_dispatch,
11523 ix86_simd_clone_usable): Remove break after return.
11525 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
11527 PR rlt-optimization/77714
11528 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
11531 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
11534 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
11535 extract_range_from_unary_expr to convert value_range.
11536 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
11537 (extract_range_from_unary_expr): This.
11538 * tree-vrp.h (extract_range_from_unary_expr): Declare.
11540 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
11542 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
11544 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11546 * config/i386/i386.c (ix86_print_operand)
11547 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
11548 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
11549 (epilogue_renumber): Likewise.
11551 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
11553 PR middle-end/77719
11554 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
11555 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
11557 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
11559 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
11560 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
11561 is_mm_seq_cst, is_mm_sync): Move to ...
11562 * memmodel.h: This. New file.
11563 * builtins.c: Include memmodel.h.
11564 * optabs.c: Likewise.
11565 * tsan.c: Likewise.
11566 * config/aarch64/aarch64.c: Likewise.
11567 * config/alpha/alpha.c: Likewise.
11568 * config/arm/arm.c: Likewise.
11569 * config/i386/i386.c: Likewise.
11570 * config/ia64/ia64.c: Likewise.
11571 * config/mips/mips.c: Likewise.
11572 * config/rs6000/rs6000.c: Likewise.
11573 * config/sparc/sparc.c: Likewise.
11574 * genconditions.c: Include memmodel.h in generated file.
11575 * genemit.c: Likewise.
11576 * genoutput.c: Likewise.
11577 * genpeep.c: Likewise.
11578 * genpreds.c: Likewise.
11579 * genrecog.c: Likewise.
11581 2016-09-26 David Malcolm <dmalcolm@redhat.com>
11583 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
11584 "c" instead when parsing characters. Move operand parsing into...
11585 (read_rtx_operand): ...this new function, renaming "i" to "idx",
11586 and tightening the scope of various locals.
11588 2016-09-26 Liu Hao <lh_mouse@126.com>
11590 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
11592 2016-09-26 Marek Polacek <polacek@redhat.com>
11594 * system.h: Use __has_attribute to check whether the fallthrough
11595 attribute is supported.
11597 2016-09-26 Marek Polacek <polacek@redhat.com>
11599 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
11600 gimple_call_internal_p.
11601 * ipa-split.c (find_return_bb): Likewise.
11602 (execute_split_functions): Likewise.
11603 * omp-low.c (dump_oacc_loop_part): Likewise.
11604 (oacc_loop_xform_head_tail): Likewise.
11605 * predict.c (predict_loops): Likewise.
11606 * sanopt.c (pass_sanopt::execute): Likewise.
11607 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
11608 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
11609 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
11610 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
11611 (expand_ifn_va_arg): Likewise.
11612 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
11613 (optimize_mask_stores): Likewise.
11614 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
11615 (vect_transform_stmt): Likewise.
11616 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
11617 * tsan.c (instrument_memory_accesses): Likewise.
11619 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11620 Alexander Monakov <amonakov@ispras.ru>
11622 * regrename.c (rename_chains): Check
11623 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
11624 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
11625 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
11627 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11629 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
11630 (s390_sched_score): Likewise.
11632 2016-09-26 Martin Liska <mliska@suse.cz>
11634 * doc/gcov.texi: Update program output of gcov tool.
11636 2016-09-26 Martin Liska <mliska@suse.cz>
11638 PR gcov-profile/23332
11639 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
11640 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
11641 * value-prof.c (dump_histogram_value): Do not handle
11642 HIST_TYPE_CONST_DELTA.
11643 (stream_in_histogram_value): Likewise.
11644 (gimple_find_values_to_profile): Likewise.
11645 * value-prof.h (enum hist_type): Likewise.
11647 2016-09-26 Martin Liska <mliska@suse.cz>
11649 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
11650 from default sanitize recover values.
11651 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
11652 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
11653 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
11655 * opts.c (finish_options): Do a generic loop over options
11656 that can be recovered.
11657 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
11659 (common_handle_option): Likewise.
11660 * opts.h: Declare can_recover to sanitizer_opts_s.
11662 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
11664 * target.def(elf_flags_numeric): Change documentation to present tense.
11665 * doc/tm.texi: Regenerate.
11667 2016-09-26 Marek Polacek <polacek@redhat.com>
11670 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11671 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
11672 -Wno-switch-fallthrough.
11673 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
11674 (expand_builtin): Likewise.
11675 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
11676 * convert.c (convert_to_real_1): Likewise.
11677 (convert_to_integer_1): Likewise.
11678 * final.c (output_alternate_entry_point): Likewise.
11679 * genattrtab.c (make_canonical): Likewise.
11680 (write_test_expr): Likewise.
11681 * genpreds.c (validate_exp): Likewise.
11682 * gimple-ssa-strength-reduction.c
11683 (find_candidates_dom_walker::before_dom_children): Likewise.
11684 * godump.c (go_format_type): Likewise.
11685 * reload1.c (elimination_effects): Likewise.
11686 * resource.c (mark_referenced_resources): Likewise.
11687 (mark_set_resources): Likewise.
11688 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
11689 * varasm.c (output_addressed_constants): Likewise.
11691 2016-09-26 Marek Polacek <polacek@redhat.com>
11694 * common.opt (Wimplicit-fallthrough): New option.
11695 * doc/extend.texi: Document statement attributes and the fallthrough
11697 * doc/invoke.texi: Document -Wimplicit-fallthrough.
11698 * gimple.h (gimple_call_internal_p): New function.
11699 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
11700 (struct label_entry): New struct.
11701 (find_label_entry): New function.
11702 (case_label_p): New function.
11703 (collect_fallthrough_labels): New function.
11704 (last_stmt_in_scope): New function.
11705 (should_warn_for_implicit_fallthrough): New function.
11706 (warn_implicit_fallthrough_r): New function.
11707 (maybe_warn_implicit_fallthrough): New function.
11708 (expand_FALLTHROUGH_r): New function.
11709 (expand_FALLTHROUGH): New function.
11710 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
11711 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
11712 (gimplify_label_expr): New function.
11713 (gimplify_case_label_expr): Set location.
11714 (gimplify_expr): Call gimplify_label_expr.
11715 * internal-fn.c (expand_FALLTHROUGH): New function.
11716 * internal-fn.def (FALLTHROUGH): New internal function.
11717 * langhooks.c (lang_GNU_OBJC): New function.
11718 * langhooks.h (lang_GNU_OBJC): Declare.
11719 * system.h (gcc_fallthrough): Define.
11720 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
11721 * tree.h (FALLTHROUGH_LABEL_P): Define.
11723 2016-09-26 Richard Biener <rguenther@suse.de>
11725 * dwarf2out.c (stripattributes): Remove unused function.
11726 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
11727 Push dwarf_split_debug_info handling into init_sections_and_labels.
11728 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
11729 (DEBUG_MACRO_SECTION_FLAGS): Remove.
11730 (debug_macinfo_section_name): New global.
11731 (output_macinfo): Use debug_macinfo_section_name.
11732 (init_sections_and_labels): Split out section and label generation
11733 from dwarf2out_init. Set debug_macinfo_section_name.
11734 (dwarf2out_init): Move text section label generation and emission
11736 (dwarf2out_assembly_start): ... here.
11737 (dwarf2out_finish): Call init_sections_and_labels before DWARF
11740 2016-09-26 Richard Biener <rguenther@suse.de>
11743 * cgraphunit.c (analyze_functions): Before early removing
11744 global vars calls the late_global_decl debug handler mark
11745 the variable as readonly.
11747 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
11750 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
11751 (sh_rtx_costs): Handle SET of movt and movrt patterns.
11752 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
11753 declare new overloads.
11754 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
11757 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11759 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
11760 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
11762 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
11764 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
11765 * configure: Regenerate.
11767 2016-09-24 Marek Polacek <polacek@redhat.com>
11770 * doc/invoke.texi: Document -Wbool-operation.
11772 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11774 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
11775 * config/rs6000/rs6000.c (expand_block_compare): New function used by
11776 cmpmemsi pattern to do builtin expansion of memcmp ().
11777 (compute_current_alignment): Add helper function for
11778 expand_block_compare used to compute alignment as the compare proceeds.
11779 (select_block_compare_mode): Used by expand_block_compare to select
11780 the mode used for reading the next chunk of bytes in the compare.
11781 (do_load_for_compare): Used by expand_block_compare to emit the load
11782 insns for the compare.
11783 (rs6000_emit_dot_insn): Moved this function to avoid a forward
11784 reference from expand_block_compare ().
11785 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
11786 prototype for this function.
11787 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
11788 target option for controlling how much code inline expansion of
11789 memcmp() will be allowed to generate.
11791 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11793 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
11794 hook_bool_mode_false, hook_bool_mode_true,
11795 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
11796 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
11797 hook_bool_const_rtx_insn_const_rtx_insn_true,
11798 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
11799 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
11800 hook_bool_const_tree_hwi_hwi_const_tree_false,
11801 hook_bool_const_tree_hwi_hwi_const_tree_true,
11802 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
11803 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
11804 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
11805 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
11806 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
11807 hook_bool_const_tree_true, hook_bool_tree_tree_false,
11808 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
11809 hook_bool_rtx_insn_true, hook_bool_rtx_false,
11810 hook_bool_uintp_uintp_false,
11811 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
11812 hook_rtx_tree_int_null, hook_uint_mode_0,
11813 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
11814 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
11815 hook_constcharptr_const_rtx_insn_null,
11816 hook_constcharptr_const_tree_const_tree_null,
11817 hook_constcharptr_int_const_tree_null,
11818 hook_constcharptr_int_const_tree_const_tree_null,
11819 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
11820 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
11821 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
11823 * vec.h (vNULL): Extend comment to say = vNULL initialization
11824 isn't needed for static vars.
11826 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
11827 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
11828 = vNULL initialization of file scope vec.
11829 * passes.c (pass_tab, enabled_pass_uid_range_tab,
11830 disabled_pass_uid_range_tab): Likewise.
11831 * haifa-sched.c (sched_luids, h_i_d): Likewise.
11832 * tree-chkp-opt.c (check_infos): Likewise.
11833 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
11835 * vec.h (vnull::operator vec): Add constexpr keyword for
11838 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
11840 PR tree-optimization/77654
11841 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
11842 to duplicate_ssa_name_ptr_info.
11844 2016-09-23 David Malcolm <dmalcolm@redhat.com>
11846 PR preprocessor/77672
11847 * input.c (selftest::test_lexer_string_locations_simple): Update
11848 test to expect location information of the terminator character
11849 at the location of the final closing quote.
11850 (selftest::test_lexer_string_locations_hex): Likewise.
11851 (selftest::test_lexer_string_locations_oct): Likewise.
11852 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
11853 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
11854 (selftest::test_lexer_string_locations_ucn4): Likewise.
11855 (selftest::test_lexer_string_locations_ucn8): Likewise.
11856 (selftest::test_lexer_string_locations_u8): Likewise.
11857 (selftest::test_lexer_string_locations_utf8_source): Likewise.
11858 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
11859 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
11860 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
11861 (selftest::test_lexer_string_locations_macro): Likewise.
11862 (selftest::test_lexer_string_locations_long_line): Likewise.
11864 2016-09-23 Richard Biener <rguenther@suse.de>
11866 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
11867 virtual definition to virtual use if the call devirtualizes
11868 to a const or pure function.
11869 (visit_use): Also visit calls we can devirtualize to a
11870 const or pure function.
11872 2016-09-23 Richard Biener <rguenther@suse.de>
11874 PR tree-optimization/77697
11875 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
11876 signal error if we have sth ternary or unhandled.
11878 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11880 * config/arm/arm_neon.h (vabd_f16): New.
11914 (vcvt_f16_s16): New.
11915 (vcvt_f16_u16): New.
11916 (vcvt_s16_f16): New.
11917 (vcvt_u16_f16): New.
11918 (vcvtq_f16_s16): New.
11919 (vcvtq_f16_u16): New.
11920 (vcvtq_s16_f16): New.
11921 (vcvtq_u16_f16): New.
11922 (vcvta_s16_f16): New.
11923 (vcvta_u16_f16): New.
11924 (vcvtaq_s16_f16): New.
11925 (vcvtaq_u16_f16): New.
11926 (vcvtm_s16_f16): New.
11927 (vcvtm_u16_f16): New.
11928 (vcvtmq_s16_f16): New.
11929 (vcvtmq_u16_f16): New.
11930 (vcvtn_s16_f16): New.
11931 (vcvtn_u16_f16): New.
11932 (vcvtnq_s16_f16): New.
11933 (vcvtnq_u16_f16): New.
11934 (vcvtp_s16_f16): New.
11935 (vcvtp_u16_f16): New.
11936 (vcvtpq_s16_f16): New.
11937 (vcvtpq_u16_f16): New.
11938 (vcvt_n_f16_s16): New.
11939 (vcvt_n_f16_u16): New.
11940 (vcvtq_n_f16_s16): New.
11941 (vcvtq_n_f16_u16): New.
11942 (vcvt_n_s16_f16): New.
11943 (vcvt_n_u16_f16): New.
11944 (vcvtq_n_s16_f16): New.
11945 (vcvtq_n_u16_f16): New.
11953 (vmaxnmq_f16): New.
11957 (vminnmq_f16): New.
11959 (vmul_lane_f16): New.
11962 (vmulq_lane_f16): New.
11963 (vmulq_n_f16): New.
11970 (vrecpeq_f16): New.
11983 (vrsqrte_f16): New.
11984 (vrsqrteq_f16): New.
11986 (vrecpsq_f16): New.
11987 (vrsqrts_f16): New.
11988 (vrsqrtsq_f16): New.
11992 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11994 * config.gcc (extra_headers): Add arm_fp16.h
11995 * config/arm/arm_fp16.h: New.
11996 * config/arm/arm_neon.h: Include "arm_fp16.h".
11998 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12000 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
12002 (vmulf): New (v8hf, v4hf variants).
12003 (vfma): New (v8hf, v4hf variants).
12004 (vfms): New (v8hf, v4hf variants).
12005 (vsub): New (v8hf, v4hf variants).
12006 (vcage): New (v8hf, v4hf variants).
12007 (vcagt): New (v8hf, v4hf variants).
12008 (vcale): New (v8hf, v4hf variants).
12009 (vcalt): New (v8hf, v4hf variants).
12010 (vceq): New (v8hf, v4hf variants).
12011 (vcgt): New (v8hf, v4hf variants).
12012 (vcge): New (v8hf, v4hf variants).
12013 (vcle): New (v8hf, v4hf variants).
12014 (vclt): New (v8hf, v4hf variants).
12015 (vceqz): New (v8hf, v4hf variants).
12016 (vcgez): New (v8hf, v4hf variants).
12017 (vcgtz): New (v8hf, v4hf variants).
12018 (vcltz): New (v8hf, v4hf variants).
12019 (vclez): New (v8hf, v4hf variants).
12020 (vabd): New (v8hf, v4hf variants).
12021 (vmaxf): New (v8hf, v4hf variants).
12022 (vmaxnm): New (v8hf, v4hf variants).
12023 (vminf): New (v8hf, v4hf variants).
12024 (vminnm): New (v8hf, v4hf variants).
12025 (vpmaxf): New (v4hf variant).
12026 (vpminf): New (v4hf variant).
12027 (vpadd): New (v4hf variant).
12028 (vrecps): New (v8hf, v4hf variants).
12029 (vrsqrts): New (v8hf, v4hf variants).
12030 (vabs): New (v8hf, v4hf variants).
12031 (vneg): New (v8hf, v4hf variants).
12032 (vrecpe): New (v8hf, v4hf variants).
12033 (vrnd): New (v8hf, v4hf variants).
12034 (vrnda): New (v8hf, v4hf variants).
12035 (vrndm): New (v8hf, v4hf variants).
12036 (vrndn): New (v8hf, v4hf variants).
12037 (vrndp): New (v8hf, v4hf variants).
12038 (vrndx): New (v8hf, v4hf variants).
12039 (vrsqrte): New (v8hf, v4hf variants).
12040 (vmul_lane): Add v4hf and v8hf variants.
12041 (vmul_n): Add v4hf and v8hf variants.
12042 (vext): New (v8hf, v4hf variants).
12043 (vcvts): New (v8hi, v4hi variants).
12044 (vcvts): New (v8hf, v4hf variants).
12045 (vcvtu): New (v8hi, v4hi variants).
12046 (vcvtu): New (v8hf, v4hf variants).
12047 (vcvts_n): New (v8hf, v4hf variants).
12048 (vcvtu_n): New (v8hi, v4hi variants).
12049 (vcvts_n): New (v8hi, v4hi variants).
12050 (vcvtu_n): New (v8hf, v4hf variants).
12051 (vbsl): New (v8hf, v4hf variants).
12052 (vcvtas): New (v8hf, v4hf variants).
12053 (vcvtau): New (v8hf, v4hf variants).
12054 (vcvtms): New (v8hf, v4hf variants).
12055 (vcvtmu): New (v8hf, v4hf variants).
12056 (vcvtns): New (v8hf, v4hf variants).
12057 (vcvtnu): New (v8hf, v4hf variants).
12058 (vcvtps): New (v8hf, v4hf variants).
12059 (vcvtpu): New (v8hf, v4hf variants).
12061 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12063 * config/arm/arm-builtins.c (hf_UP): New.
12065 (vfp_builtin_data): New. Update comment.
12066 (enum arm_builtins): Include "arm_vfp_builtins.def".
12067 (ARM_BUILTIN_VFP_PATTERN_START): New.
12068 (arm_init_vfp_builtins): New.
12069 (arm_init_builtins): Add arm_init_vfp_builtins.
12070 (arm_expand_vfp_builtin): New.
12071 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
12073 * config/arm/arm_vfp_builtins.def: New file.
12074 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
12075 (arm-builtins.o): Likewise.
12077 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
12080 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
12081 from constant while creating value range.
12083 2016-09-23 Renlin Li <renlin.li@arm.com>
12085 * ira.c (ira): Move ira_use_lra_p initialization code to ...
12086 (ira_init_once): Here.
12088 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
12089 Jakub Jelinek <jakub@redhat.com>
12091 * hooks.h (hook_uint_uintp_false): Rename to...
12092 (hook_bool_uint_uintp_false): ... this.
12093 * hooks.c (hook_uint_uintp_false): Rename to...
12094 (hook_bool_uint_uintp_false): ... this.
12095 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
12096 instead of hook_uint_uintp_false.
12098 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12100 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
12101 (arm_init_builtins): Move body of a loop to the standalone
12102 function arm_init_neon_builtin.
12103 (arm_expand_neon_builtin_1): New. Update comment. Function body
12104 moved from arm_neon_builtin with some white-space fixes.
12105 (arm_expand_neon_builtin): Move code into the standalone function
12106 arm_expand_neon_builtin_1.
12108 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12110 * config/arm/iterators.md (VCVTHI): New.
12111 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
12112 (NEON_VAGLTE): New.
12113 (VFM_LANE_AS): New.
12115 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
12116 (V_HALF): Add V4HF. Fix white-space.
12117 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
12118 (V_s_elem): Likewise.
12119 (V_sz_elem): Fix white-space.
12120 (V_elem_ch): Likewise.
12122 (scalar_mul_constraint): Add V8HF and V4HF.
12123 (Is_float_mode): Fix white-space.
12124 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
12125 (q): Add HF. Fix white-space.
12128 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
12129 (neon_vfm_lane_as): New.
12130 * config/arm/neon.md (add<mode>3_fp16): New.
12131 (sub<mode>3_fp16): New.
12132 (mul<mode>3add<mode>_neon): New.
12133 (fma<VH:mode>4_intrinsic): New.
12134 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
12135 (fmsub<VH:mode>4_intrinsic): New.
12136 (<absneg_str><mode>2): New.
12137 (neon_v<absneg_str><mode>): New.
12138 (neon_v<fp16_rnd_str><mode>): New.
12139 (neon_vrsqrte<mode>): New.
12140 (neon_vpaddv4hf): New.
12141 (neon_vadd<mode>): New.
12142 (neon_vsub<mode>): New.
12143 (neon_vmulf<mode>): New.
12144 (neon_vfma<VH:mode>): New.
12145 (neon_vfms<VH:mode>): New.
12146 (neon_vc<cmp_op><mode>): New.
12147 (neon_vc<cmp_op><mode>_fp16insn): New
12148 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
12149 (neon_vca<cmp_op><mode>): New.
12150 (neon_vca<cmp_op><mode>_fp16insn): New.
12151 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
12152 (neon_vc<cmp_op>z<mode>): New.
12153 (neon_vabd<mode>): New.
12154 (neon_v<maxmin>f<mode>): New.
12155 (neon_vp<maxmin>fv4hf: New.
12156 (neon_<fmaxmin_op><mode>): New.
12157 (neon_vrecps<mode>): New.
12158 (neon_vrsqrts<mode>): New.
12159 (neon_vrecpe<mode>): New (VH variant).
12160 (neon_vdup_lane<mode>_internal): New.
12161 (neon_vdup_lane<mode>): New.
12162 (neon_vcvt<sup><mode>): New (VCVTHI variant).
12163 (neon_vcvt<sup><mode>): New (VH variant).
12164 (neon_vcvt<sup>_n<mode>): New (VH variant).
12165 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
12166 (neon_vcvt<vcvth_op><sup><mode>): New.
12167 (neon_vmul_lane<mode>): New.
12168 (neon_vmul_n<mode>): New.
12169 * config/arm/unspecs.md (UNSPEC_VCALE): New
12170 (UNSPEC_VCALT): New.
12171 (UNSPEC_VFMA_LANE): New.
12172 (UNSPECS_VFMS_LANE): New.
12174 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12176 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
12177 ("*extzv<mode><clobbercc_or_nocc>"):
12178 Correct a typo in a comment.
12180 ("*insv<mode>_zEC12", "*insv<mode>_z10")
12181 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
12182 ("*insv<mode>_zEC12_appendbitsleft")
12183 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
12184 ("*insv<mode>_z10_appendbitsleft"): Ditto.
12185 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
12186 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
12187 Provide pattern with operands switched.
12188 ("*pre_z10_extv<mode>"):
12189 Use new subst patterns.
12190 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
12191 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
12192 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
12193 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
12194 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
12195 ("*<risbg_n>_sidi_ior_and_lshiftrt")
12196 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
12198 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
12199 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
12200 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
12202 ("SINT"): New mode_iterator with SI, HI, QI.
12203 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
12204 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
12207 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12209 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
12210 new interface of s390_contiguous_bitmask_p.
12211 ("contiguous_bitmask_nowrap_operand"): New predicate.
12212 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
12213 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
12214 of s390_contiguous_bitmask_p.
12215 ("NxxDw"): Rename NxxDq constraint to NxxDw.
12216 ("NxxSw"): New constraint.
12217 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
12218 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
12220 (s390_contiguous_bitmask_nowrap_p): Export.
12221 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
12222 former s390_contiguous_bitmask_p.
12223 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
12224 detect contiguous bit ranges with wraparound. Change signature to
12225 return START and END position instead of POS and LENGTH.
12226 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
12227 ranges with wraparound.
12228 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
12229 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
12230 Adapt to new signature of s390_contiguous_bitmask_p.
12232 2016-09-23 Bin Cheng <bin.cheng@arm.com>
12234 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
12235 (create_intersect_range_checks): New.
12236 (vect_create_cond_for_alias_checks): Call above function.
12238 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12240 * config/arm/iterators.md (Code iterators): Fix some white-space
12244 (FCVT): Moved from vfp.md.
12245 (VCVT_HF_US_N): New.
12246 (VCVT_SI_US_N): New.
12251 (FCVTI32typename): Moved from vfp.md.
12252 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
12253 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
12254 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
12255 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
12256 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
12258 (fp16_rnd_str): New.
12259 (fp16_rnd_insn): New.
12260 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
12261 (UNSPEC_VCVT_HF_U_N): New.
12262 (UNSPEC_VCVT_SI_S_N): New.
12263 (UNSPEC_VCVT_SI_U_N): New.
12264 (UNSPEC_VCVTH_S): New.
12265 (UNSPEC_VCVTH_U): New.
12266 (UNSPEC_VCVTA_S): New.
12267 (UNSPEC_VCVTA_U): New.
12268 (UNSPEC_VCVTM_S): New.
12269 (UNSPEC_VCVTM_U): New.
12270 (UNSPEC_VCVTN_S): New.
12271 (UNSPEC_VCVTN_U): New.
12272 (UNSPEC_VCVTP_S): New.
12273 (UNSPEC_VCVTP_U): New.
12274 (UNSPEC_VCVTP_S): New.
12275 (UNSPEC_VCVTP_U): New.
12276 (UNSPEC_VRND): New.
12277 (UNSPEC_VRNDA): New.
12278 (UNSPEC_VRNDI): New.
12279 (UNSPEC_VRNDM): New.
12280 (UNSPEC_VRNDN): New.
12281 (UNSPEC_VRNDP): New.
12282 (UNSPEC_VRNDX): New.
12283 * config/arm/vfp.md (<absneg_str>hf2): New.
12284 (neon_vabshf): New.
12285 (neon_v<fp16_rnd_str>hf): New.
12286 (neon_vrndihf): New.
12291 (*mulsf3neghf_vfp): New.
12292 (*negmulhf3_vfp): New.
12293 (*mulsf3addhf_vfp): New.
12294 (*mulhf3subhf_vfp): New.
12295 (*mulhf3neghfaddhf_vfp): New.
12296 (*mulhf3neghfsubhf_vfp): New.
12298 (neon_vfmahf): New.
12299 (fmsubhf4_fp16): New.
12300 (neon_vfmshf): New.
12303 (neon_vsqrthf): New.
12304 (neon_vrsqrtshf): New.
12305 (FCVT): Move to iterators.md.
12306 (FCVTI32typename): Likewise.
12307 (neon_vcvth<sup>hf): New.
12308 (neon_vcvth<sup>si): New.
12309 (neon_vcvth<sup>_nhf_unspec): New.
12310 (neon_vcvth<sup>_nhf): New.
12311 (neon_vcvth<sup>_nsi_unspec): New.
12312 (neon_vcvth<sup>_nsi): New.
12313 (neon_vcvt<vcvth_op>h<sup>si): New.
12314 (neon_<fmaxmin_op>hf): New.
12316 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12318 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
12319 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
12320 ("*insv<mode>_zEC12_appendbitsleft")
12321 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
12322 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
12324 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12326 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
12327 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
12328 construct values without normalization.
12329 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
12330 static local lhs_ops to vNULL.
12332 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12333 Jiong Wang <jiong.wang@arm.com>
12335 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
12336 available when FP16 instructions are available.
12337 (output_move_vfp): Add support for 16-bit data moves.
12338 (arm_validize_comparison): Fix some white-space. Support HFmode
12339 by conversion to SFmode.
12340 * config/arm/arm.md (truncdfhf2): Fix a comment.
12341 (extendhfdf2): Likewise.
12343 (movsicc): Fix some white-space.
12345 (movsfcc): Fix some white-space.
12347 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
12348 instructions are available.
12349 (*thumb2_movhi_vfp): Likewise.
12350 (*arm_movhi_fp16): New.
12351 (*thumb2_movhi_fp16): New.
12352 (*movhf_vfp_fp16): New.
12353 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
12354 (*movhf_vfp): Likewise.
12355 (extendhfsf2): Enable when VFP FP16 instructions are available.
12356 (truncsfhf2): Enable when VFP FP16 instructions are available.
12358 2016-09-23 Martin Liska <mliska@suse.cz>
12360 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
12362 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12364 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
12366 (arm_evpc_neon_vtrn): Likewise.
12367 (arm_evpc_neon_vrev): Likewise.
12368 (arm_evpc_neon_vext): Likewise.
12369 * config/arm/arm_neon.h (vbsl_f16): New.
12372 (vdupq_n_f16): New.
12373 (vdup_lane_f16): New.
12374 (vdupq_lane_f16): New.
12378 (vmovq_n_f16): New.
12380 (vrev64q_f16): New.
12387 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
12388 (vdup_lane): New (v8hf, v4hf variants).
12389 (vext): New (v8hf, v4hf variants).
12390 (vbsl): New (v8hf, v4hf variants).
12391 * config/arm/iterators.md (VDQWH): New.
12393 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
12394 (Scalar_mul_8_16): Fix white-space.
12395 (Is_d_reg): Add V4HF and V8HF.
12396 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
12397 (neon_vdup_lane<mode>): New.
12398 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
12399 (*neon_vtrn<mode>_insn): Likewise.
12400 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
12401 (*neon_vzip<mode>_insn): Likewise
12402 (neon_vuzp<mode>_internal): Likewise.
12403 (*neon_vuzp<mode>_insn): Likewise
12404 * config/arm/vec-common.md (vec_perm_const<mode>): New.
12406 2016-09-23 Jiong Wang <jiong.wang@arm.com>
12407 Matthew Wahab <matthew.wahab@arm.com>
12409 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
12410 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
12411 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
12412 available. Also fix some white-space.
12413 * config/arm/vfp.md (*arm_movhi_vfp): New.
12414 (*thumb2_movhi_vfp): New.
12416 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12418 * config/arm/arm-c.c (arm_cpu_builtins): Define
12419 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
12420 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
12422 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12424 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
12425 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
12426 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
12427 arm_v8_2a_fp16_neon_hw.
12428 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
12431 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12433 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
12434 arm_fp16_alternative_ok and arm_fp16_none_ok.
12436 2016-09-23 Martin Liska <mliska@suse.cz>
12438 * ipa-icf.c (sem_variable::merge): Replace adress with address.
12440 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12442 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
12443 ("armv8.2-a"): New.
12444 ("armv8.2-a+fp16"): New.
12445 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
12446 (FL2_FP16INST): New.
12447 (FL2_FOR_ARCH8_2A): New.
12448 * config/arm/arm-tables.opt: Regenerate.
12449 * config/arm/arm.c (arm_arch8_2): New.
12450 (arm_fp16_inst): New.
12451 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
12452 for incompatible fp16-format settings.
12453 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
12454 (TARGET_NEON_FP16INST): New.
12455 (arm_arch8_2): Declare.
12456 (arm_fp16_inst): Declare.
12457 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
12458 march=armv8.2-a and march=armv8.2-a+fp16.
12459 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
12460 and armv8.2-a+fp16.
12461 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
12462 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
12464 2016-09-23 Martin Liska <mliska@suse.cz>
12466 * doc/extend.texi: Remove fused-madd from i386 target options.
12468 2016-09-23 Martin Liska <mliska@suse.cz>
12470 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12473 2016-09-23 Martin Liska <mliska@suse.cz>
12475 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12478 2016-09-23 Martin Liska <mliska@suse.cz>
12481 * config/i386/i386.c (ix86_option_override_internal): Change
12482 signature and return false when there's an error related to
12484 (release_options_strings): New function.
12485 (ix86_valid_target_attribute_tree): Call the function.
12487 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12489 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
12490 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
12491 (gen_hsa_ctor_assignment): Likewise.
12492 * print-tree.c (print_node): Likewise.
12493 * tree-dump.c (dequeue_and_dump): Likewise.
12494 * tree-sra.c (sra_modify_constructor_assign): Likewise.
12495 * expr.c (store_constructor): Likewise.
12496 * fold-const.c (operand_equal_p): Likewise.
12497 * tree-pretty-print.c (dump_generic_node): Likewise.
12498 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
12499 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
12501 2016-09-23 Richard Biener <rguenther@suse.de>
12503 * hooks.h (hook_uint_uintp_false): Declare.
12505 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12507 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
12508 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
12510 2016-09-22 Martin Sebor <msebor@redhat.com>
12513 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
12514 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
12515 (target_int_min): Correct computation.
12516 (format_integer): Use long long as the argument for the ll length
12518 (format_floating): Use target_int_max().
12519 (get_string_length): Same.
12520 (format_string): Avoid setting the bounded flag for strings
12522 (try_substitute_return_value): Avoid setting range info when
12523 the result isn't bounded.
12524 * varasm.c (assemble_name): Increase buffer size.
12526 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
12527 Terry Guo <terry.guo@arm.com>
12529 * target.def (elf_flags_numeric): New target hook.
12530 * targhooks.h (default_asm_elf_flags_numeric): New.
12531 * varasm.c (default_asm_elf_flags_numeric): New.
12532 (default_elf_asm_named_section): Use new target hook.
12533 * config/arm/arm.opt (mpure-code): New.
12534 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
12535 * config/arm/arm.c (arm_asm_init_sections): Add section
12536 attribute to default text section if -mpure-code.
12537 (arm_option_check_internal): Diagnose use of option with
12538 non supported targets and/or options.
12539 (arm_asm_elf_flags_numeric): New.
12540 (arm_function_section): New.
12541 (arm_elf_section_type_flags): New.
12542 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
12544 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
12545 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
12547 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
12549 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
12551 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12553 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
12554 * rtl.h: Adjust prototype.
12556 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12558 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
12559 (prev_active_insn): Likewise.
12560 (active_insn_p): Likewise.
12561 * rtl.h: Adjust prototypes.
12562 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
12563 * config/arc/arc.md: Likewise.
12564 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
12565 (branch_needs_nop_p): Likewise.
12566 (use_skip_p): Likewise.
12567 * config/sh/sh.c (gen_block_redirect): Likewise.
12568 (split_branches): Likewise.
12569 * reorg.c (optimize_skip): Likewise.
12570 (fill_simple_delay_slots): Likewise.
12571 (fill_slots_from_thread): Likewise.
12572 (relax_delay_slots): Likewise.
12573 * resource.c (mark_target_live_regs): Likewise.
12575 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12577 * config/cris/cris.c (cris_asm_output_case_end): Change argument
12578 type to rtx_insn *.
12579 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
12580 (prev_nonnote_nondebug_insn): Likewise.
12581 * config/cris/cris-protos.h: Adjust prototype.
12583 * jump.c (rtx_renumbered_equal_p): Adjust.
12585 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12587 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
12588 * rtl.h: Adjust prototype.
12589 * config/sh/sh.md: Adjust.
12590 * dwarf2out.c (add_var_loc_to_decl): Likewise.
12592 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12594 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
12595 (prev_nondebug_insn): Likewise.
12596 * loop-doloop.c (doloop_condition_get): Likewise.
12597 * rtl.h: Adjust prototype.
12598 * cfgloop.h: Likewise.
12600 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12602 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
12603 (prev_nonnote_insn): Likewise.
12604 * jump.c (reversed_comparison_code_parts): Likewise.
12605 (reversed_comparison): Likewise.
12606 * rtl.h: Adjust prototypes.
12607 * config/arc/arc.md: Adjust.
12608 * cse.c (find_comparison_args): Likewise.
12609 * reorg.c (redundant_insn): Change return type to rtx_insn *.
12610 (fix_reg_dead_note): Change argument type to rtx_insn *.
12611 (delete_prior_computation): Likewise.
12612 (delete_computation): Likewise.
12613 (fill_slots_from_thread): Adjust.
12614 (relax_delay_slots): Likewise.
12615 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
12616 (simplify_relational_operation_1): Likewise.
12617 (simplify_ternary_operation): Likewise.
12619 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12621 * config/arc/arc-protos.h (arc_label_align): Change type of
12622 variables from rtx to rtx_insn *.
12623 * config/arc/arc.c (arc_label_align): Likewise.
12624 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
12625 * config/bfin/bfin.c (workaround_speculation): Likewise.
12626 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
12627 (find_last_same_clock): Likewise.
12628 (reorg_split_calls): Likewise.
12629 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
12630 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
12631 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
12632 (same_cmp_following_p): Likewise.
12633 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
12634 (same_cmp_following_p): Likwise.
12635 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
12636 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
12637 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
12638 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
12639 (rl78_alloc_physical_registers_cmp): Likewise.
12640 (rl78_alloc_physical_registers_umul): Likewise.
12641 (rl78_calculate_death_notes): Likewise.
12642 * config/s390/s390-protos.h (s390_label_align): Likewise.
12643 * config/s390/s390.c (s390_label_align): Likewise.
12644 * config/sh/sh.c (barrier_align): Likewise.
12645 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
12646 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
12647 (emit_cbcond_nop): Likewise.
12649 2016-09-22 Martin Liska <mliska@suse.cz>
12652 * ipa-icf.c (sem_variable::merge): Yield merge operation if
12653 alias address matters, not necessarily address of original.
12655 2016-09-22 Richard Biener <rguenther@suse.de>
12657 PR middle-end/77697
12658 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
12661 2016-09-22 Richard Biener <rguenther@suse.de>
12663 PR middle-end/77677
12664 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
12665 from constant folding results.
12666 (gimple_resimplify2): Likewise.
12667 (gimple_resimplify3): Likewise.
12669 2016-09-22 Richard Biener <rguenther@suse.de>
12671 PR middle-end/77678
12672 * expr.c (expand_expr_real_1): Guard array access against negative
12675 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12677 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
12679 (format_floating): Likewise.
12681 2016-09-22 Jakub Jelinek <jakub@redhat.com>
12684 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
12685 for all IFN_GOMP_SIMD_* internal fns, not just for
12686 IFN_GOMP_SIMD_ORDERED_*.
12688 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12691 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
12692 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
12693 instructions when you want to invert the test.
12694 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
12695 correct order for XXSEL.
12696 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
12697 for using XSCMP{EQ,GT,GE}DP.
12699 2016-09-21 David Malcolm <dmalcolm@redhat.com>
12701 * genconstants.c (main): Introduce noop_reader and convert call
12702 to read_md_files to a method call.
12703 * genenums.c (main): Likewise.
12704 * genmddeps.c (main): Likewise.
12705 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
12706 rtx_reader_ptr->get_top_level_filename ().
12707 (write_tm_preds_h): Likewise.
12708 (write_insn_preds_c): Likewise.
12709 * gensupport.c (class gen_reader): New subclass of rtx_reader.
12710 (rtx_handle_directive): Convert to...
12711 (gen_reader::handle_unknown_directive): ...this.
12712 (init_rtx_reader_args_cb): Convert return type from bool to
12713 rtx_reader *. Create a gen_reader instance, using it for the
12714 call to read_md_files. Return it if no errors occur.
12715 (init_rtx_reader_args): Convert return type from bool to
12717 * gensupport.h (init_rtx_reader_args_cb): Likewise.
12718 (init_rtx_reader_args_cb): Likewise.
12719 * read-md.c (struct file_name_list): Move to class rtx_reader.
12720 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
12721 (read_md_filename): Delete in favor of
12722 rtx_reader::m_read_md_filename.
12723 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
12724 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
12725 (base_dir): Delete in favor of rtx_reader::m_base_dir.
12726 (first_dir_md_include): Delete in favor of
12727 rtx_reader::m_first_dir_md_include.
12728 (last_dir_md_include_ptr): Delete in favor of
12729 rtx_reader::m_last_dir_md_include_ptr.
12730 (max_include_len): Delete.
12731 (rtx_reader_ptr): New.
12732 (fatal_with_file_and_line): Use get_filename and get_lineno
12733 accessors of rtx_reader_ptr.
12734 (require_char_ws): Likewise.
12735 (rtx_reader::read_char): New method, based on ::read_char.
12736 (rtx_reader::unread_char): New method, based on ::unread_char.
12737 (read_escape): Use get_filename and get_lineno accessors of
12739 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
12740 (read_string): Use get_filename and get_lineno accessors of
12742 (rtx_reader::rtx_reader): New ctor.
12743 (rtx_reader::~rtx_reader): New dtor.
12744 (handle_include): Convert from a function to...
12745 (rtx_reader::handle_include): ...this method, converting
12746 handle_directive from a callback to a virtual function.
12747 (handle_file): Likewise, converting to...
12748 (rtx_reader::handle_file): ...this method.
12749 (handle_toplevel_file): Likewise, converting to...
12750 (rtx_reader::handle_toplevel_file): ...this method.
12751 (rtx_reader::get_current_location): New method.
12752 (parse_include): Convert from a function to...
12753 (rtx_reader::add_include_path): ...this method, dropping redundant
12754 update to unused max_include_len.
12755 (read_md_files): Convert from a function to...
12756 (rtx_reader::read_md_files): ...this method, converting
12757 handle_directive from a callback to a virtual function.
12758 (noop_reader::handle_unknown_directive): New method.
12759 * read-md.h (directive_handler_t): Delete this typedef.
12760 (in_fname): Delete.
12761 (read_md_file): Delete.
12762 (read_md_lineno): Delete.
12763 (read_md_filename): Delete.
12764 (class rtx_reader): New class.
12765 (rtx_reader_ptr): New decl.
12766 (class noop_reader): New subclass of rtx_reader.
12767 (read_char): Reimplement in terms of rtx_reader::read_char.
12768 (unread_char): Reimplement in terms of rtx_reader::unread_char.
12769 (read_md_files): Delete.
12770 * read-rtl.c (read_rtx_code): Update for deletion of globals
12771 read_md_filename and read_md_lineno.
12773 2016-09-21 Jason Merrill <jason@redhat.com>
12775 * input.h (from_macro_definition_at): New.
12777 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
12779 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
12781 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12783 PR tree-optimization/77550
12784 * tree-vect-stmts.c (create_array_ref): Change parameters.
12785 (get_group_alias_ptr_type): New function.
12786 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
12788 2016-09-21 Marek Polacek <polacek@redhat.com>
12790 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
12791 Add falls through comment.
12793 2016-09-21 Richard Biener <rguenther@suse.de>
12795 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
12796 (replace_child): Likewise.
12797 (remove_child_TAG): Adjust.
12798 (move_marked_base_types): Likewise.
12799 (prune_unused_types_prune): Clear die_sib of removed children.
12801 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
12804 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
12805 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
12807 2016-09-21 Richard Biener <rguenther@suse.de>
12809 PR tree-optimization/77648
12810 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
12812 (make_transitive_closure_constraints): Adjust comment.
12813 (make_any_offset_constraints): New function.
12814 (handle_rhs_call): Make sure to first expand a pointer to all
12815 subfields before transitively closing it.
12816 (handle_const_call): Likewise. Properly expand returned
12818 (handle_pure_call): Likewise.
12820 2016-09-21 Richard Biener <rguenther@suse.de>
12821 Jakub Jelinek <jakub@redhat.com>
12823 PR tree-optimization/77621
12824 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
12825 group at non-vectorizable stmts.
12827 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12829 PR tree-optimization/72835
12830 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
12831 (make_new_ssa_for_all_defs): Likewise.
12832 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
12834 2016-09-20 Martin Sebor <msebor@redhat.com>
12836 PR middle-end/49905
12837 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
12838 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
12839 * config/linux.c (gnu_libc_printf_pointer_format): New function.
12840 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
12841 * config/sol2.c (solaris_printf_pointer_format): New function.
12842 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
12844 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
12845 * doc/tm.texi: Regenerate.
12846 * gimple-fold.h (get_range_strlen): New function.
12847 (get_maxval_strlen): Declare existing function.
12848 * gimple-fold.c (get_range_strlen): Add arguments and compute both
12849 maximum and minimum.
12850 (get_range_strlen): Define overload.
12851 (get_maxval_strlen): Adjust.
12852 * gimple-ssa-sprintf.c: New file and pass.
12853 * passes.def (pass_sprintf_length): Add new pass.
12854 * targhooks.h (default_printf_pointer_format): Declare new function.
12855 (gnu_libc_printf_pointer_format): Same.
12856 (solaris_libc_printf_pointer_format): Same.
12857 * targhooks.c (default_printf_pointer_format): Define new function.
12858 * tree-pass.h (make_pass_sprintf_length): Declare new function.
12859 * print-tree.c: Increase buffer size.
12861 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12863 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
12865 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12867 * common.opt: New option -fipa-vrp.
12868 * ipa-cp.c (ipa_get_vr_lat): New.
12869 (ipcp_vr_lattice::print): Likewise.
12870 (print_all_lattices): Call ipcp_vr_lattice::print.
12871 (ipcp_vr_lattice::meet_with): New.
12872 (ipcp_vr_lattice::meet_with_1): Likewise.
12873 (ipcp_vr_lattice::top_p): Likewise.
12874 (ipcp_vr_lattice::bottom_p): Likewsie.
12875 (ipcp_vr_lattice::set_to_bottom): Likewise.
12876 (set_all_contains_variable): Call VR set_to_bottom.
12877 (initialize_node_lattices): Init VR lattices.
12878 (propagate_vr_accross_jump_function): New.
12879 (propagate_constants_accross_call): Call
12880 propagate_vr_accross_jump_function.
12881 (ipcp_store_vr_results): New.
12882 (ipcp_driver): Handle VR.
12883 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
12884 (ipa_set_jf_unknown): Likewise.
12885 (ipa_compute_jump_functions_for_edge): Likewise.
12886 (ipa_node_params_t::duplicate): Likewise.
12887 (ipa_write_jump_function): Likewise.
12888 (ipa_read_jump_function): Likewise.
12889 (write_ipcp_transformation_info): Likewise.
12890 (read_ipcp_transformation_info): Likewise.
12891 (ipcp_update_vr): New.
12892 (ipcp_transform_function): Handle VR.
12893 * ipa-prop.h (struct ipa_vr): New.
12894 * cgraph.c: Include tree-vrp.h.
12895 * cgraphunit.c: Likewise.
12896 * ipa-utils.c: Likewise.
12898 * opts.c: Likewise.
12899 * toplev.c: Likewise.
12900 * ipa-devirt.c: Likewise.
12901 * ipa-inline-transform.c: Likewise.
12902 * ipa-inline.c: Likewise.
12903 * ipa-profile.c: Likewise.
12905 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12907 * doc/invoke.texi: Document -fdump-tree-evrp.
12908 * passes.def: Define new pass_early_vrp.
12909 * timevar.def: Define new TV_TREE_EARLY_VRP.
12910 * tree-pass.h (make_pass_early_vrp): New.
12911 * tree-ssa-propagate.c: Make replace_uses_in non static.
12912 * tree-ssa-propagate.h: Export replace_uses_in.
12913 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
12914 (extract_range_from_assert): Factor out
12915 extract_range_for_var_from_comparison_expr.
12916 (vrp_initialize_lattice): New.
12917 (vrp_initialize): Factor out vrp_initialize_lattice.
12918 (vrp_valueize): Fix it to reject complex value ranges.
12919 (vrp_free_lattice): New.
12920 (evrp_dom_walker::before_dom_children): Likewise.
12921 (evrp_dom_walker::after_dom_children): Likewise.
12922 (evrp_dom_walker::push_value_range): Likewise.
12923 (evrp_dom_walker::pop_value_range): Likewise.
12924 (execute_early_vrp): Likewise.
12925 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
12926 (make_pass_early_vrp): New.
12928 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
12930 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
12931 instead of exact_log2.
12933 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
12936 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
12937 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
12938 (ix86_add_stmt_cost): Penalize DFmode vector operations
12939 for !TARGET_VECTORIZE_DOUBLE.
12941 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
12943 * doc/invoke.texi (Warning Options): Simplify language.
12944 (Optimize Options): Complete sentence.
12946 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
12948 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
12951 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
12954 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
12955 inits on power8 and above, use the VMRGEW instruction instead of a
12958 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
12959 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
12962 2016-09-20 Tamar Christina <tamar.christina@arm.com>
12964 * config/aarch64/arm_neon.h
12965 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
12966 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
12967 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
12969 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
12971 * config/var/vax.h (ELIMINABLE_REGS): Define.
12972 (INITIAL_ELIMINATION_OFFSET): Define.
12974 2016-09-20 Jakub Jelinek <jakub@redhat.com>
12976 PR middle-end/77624
12977 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
12978 cast to void * if the cast is from some other pointer type.
12980 2016-09-20 Richard Biener <rguenther@suse.de>
12982 PR tree-optimization/77646
12983 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
12986 2016-09-20 Tamar Christina <tamar.christina@arm.com>
12988 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
12989 attributes to all inlined functions and make them extern.
12991 2016-09-20 Richard Biener <rguenther@suse.de>
12993 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
12995 * debug.c (do_nothing_debug_hooks): Adjust.
12996 * dbxout.c (dbx_debug_hooks): Likewise.
12997 * sdbout.c (sdb_debug_hooks): Likewise.
12998 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
12999 (dwarf2out_finish): Move producer, filename and
13000 path annotation ...
13001 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
13002 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
13004 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
13007 * doc/invoke.texi: Document -Wint-in-bool-context.
13009 PR middle-end/77421
13010 * dwarf2out.c (output_loc_operands): Fix an assertion.
13012 2016-09-19 Joseph Myers <joseph@codesourcery.com>
13014 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
13015 (CR_DECIMAL_DIG): New macro.
13017 2016-09-19 Joseph Myers <joseph@codesourcery.com>
13019 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
13022 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
13024 PR rtl-optimization/77416
13025 * lra-remat.c (operand_to_remat): Process hard coded insn
13028 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13030 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
13031 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
13033 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
13035 * target.def (lra_p): Wordsmithing.
13036 * doc/tm.texi: Regenerate.
13038 2016-09-19 Jakub Jelinek <jakub@redhat.com>
13039 Jan Hubicka <jh@suse.cz>
13042 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
13043 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
13044 Call ultimate_alias_target just once, not up to 4 times.
13046 2016-09-19 Richard Biener <rguenther@suse.de>
13048 * dwarf2out.c (early_dwarf_finished): New global.
13049 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
13051 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
13052 if called from LTO exit early.
13053 (dwarf2out_late_global_decl): When being during the early
13054 debug phase do not add locations but only const value attributes.
13055 Adjust the way we generate early DIEs for LTO.
13057 2016-09-19 Richard Biener <rguenther@suse.de>
13059 PR middle-end/77605
13060 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
13061 proper niter to bound the loops.
13063 2016-09-19 Richard Biener <rguenther@suse.de>
13065 PR tree-optimization/77514
13066 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
13067 search for folded stmt.
13069 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
13071 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
13072 * tree-pass.h (make_pass_early_thread_jumps): Declare.
13073 * tree-ssa-threadbackward.c (fsm_find_thread_path,
13074 fsm_find_thread_path, profitable_jump_thread_path,
13075 fsm_find_control_statement_thread_paths,
13076 find_jump_threads_backwards): Add speed_p parameter.
13077 (pass_data_early_thread_jumps): New pass.
13078 (make_pass_early_thread_jumps): New function.
13080 2016-09-17 Andreas Schwab <schwab@suse.de>
13082 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
13083 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13085 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
13087 * recog.c (rest_of_handle_split_after_reload): Delete.
13088 (pass_split_after_reload::gate): New method.
13089 (pass_split_after_reload::execute): Call split_all_insns directly.
13091 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
13093 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
13094 parameters for functions taking long long arguments.
13096 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13099 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
13100 splat with truncate.
13102 2016-09-16 Jason Merrill <jason@redhat.com>
13104 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
13106 * hwint.c (exact_log2): Use pow2p_hwi.
13107 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
13108 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
13109 * builtins.c (get_object_alignment_2, get_object_alignment)
13110 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
13112 * calls.c (compute_argument_addresses, store_one_arg): Use
13114 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
13115 * combine.c (force_to_mode): Use least_bit_hwi.
13116 (contains_muldiv, find_split_point, combine_simplify_rtx)
13117 (simplify_if_then_else, simplify_set, force_to_mode)
13118 (if_then_else_cond, simplify_and_const_int_1)
13119 (simplify_compare_const): Use pow2p_hwi.
13120 * cse.c (fold_rtx): Use pow2p_hwi.
13121 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
13123 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
13124 (init_expmed_one_conv): Use pow2p_hwi.
13125 * expr.c (is_aligning_offset): Use pow2p_hwi.
13126 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
13127 (fold_binary_loc): Use pow2p_hwi.
13128 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
13129 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
13130 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
13131 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
13133 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
13134 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
13135 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
13136 * omp-low.c (oacc_loop_fixed_partitions)
13137 (oacc_loop_auto_partitions): Use least_bit_hwi.
13138 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
13139 * stor-layout.c (place_field): Use least_bit_hwi.
13140 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
13141 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
13142 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
13143 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
13144 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
13145 * tree-vect-data-refs.c (vect_analyze_group_access_1)
13146 (vect_grouped_store_supported, vect_grouped_load_supported)
13147 (vect_permute_load_chain, vect_shift_permute_load_chain)
13148 (vect_transform_grouped_load): Use pow2p_hwi.
13149 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
13150 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
13151 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
13153 * tsan.c (instrument_expr): Use least_bit_hwi.
13154 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
13156 2016-09-16 Andreas Schwab <schwab@suse.de>
13158 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
13159 OFFSET, not offset.
13160 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13162 2016-09-16 Jakub Jelinek <jakub@redhat.com>
13165 * combine.c (rest_of_handle_combine): If any edges have been purged,
13166 free dominators if available.
13168 2016-09-16 Jakub Jelinek <jakub@redhat.com>
13169 Eric Botcazou <ebotcazou@adacore.com>
13171 PR middle-end/77594
13172 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
13173 through into expand_addsub_overflow after expand_neg_overflow.
13175 2016-09-15 David Malcolm <dmalcolm@redhat.com>
13177 * diagnostic-show-locus.c
13178 (selftest::test_fixit_insert_containing_newline): New function.
13179 (selftest::test_fixit_replace_containing_newline): New function.
13180 (selftest::diagnostic_show_locus_c_tests): Call the above.
13182 2016-09-15 Bin Cheng <bin.cheng@arm.com>
13184 PR tree-optimization/77503
13185 * tree-vect-loop.c (vectorizable_reduction): Record reduction
13186 code for CONST_COND_REDUCTION at analysis stage and use it at
13188 * tree-vectorizer.h (struct _stmt_vec_info): New field.
13189 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
13190 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
13193 2016-09-15 Richard Biener <rguenther@suse.de>
13195 PR middle-end/77544
13196 * fold-const.c (split_tree): Do not split constant ~X.
13198 2016-09-15 Jakub Jelinek <jakub@redhat.com>
13200 PR rtl-optimization/77425
13201 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
13204 PR middle-end/77475
13205 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
13206 use %qs instead of %s where desirable, use argument instead of arg in
13207 the diagnostic wording, add list of supported strategies and
13209 (ix86_option_override_internal): Emit target("m...") instead of
13210 option("m...") in the diagnostic. Use %qs instead of %s in invalid
13211 -march/-mtune option diagnostic. Add list of supported arches/tunings
13212 and spellcheck hint. Remove prefix, suffix and sw variables, use
13213 main_args_p ? "..." : "..." in diagnostics to make translation
13216 2016-09-15 Richard Biener <rguenther@suse.de>
13218 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
13219 extra offset argument.
13220 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
13221 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
13222 to reflect new offset parameter.
13223 * doc/tm.texi: Regenerate.
13224 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13225 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
13227 (darwin_asm_output_dwarf_offset): Likewise.
13228 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
13230 (darwin_asm_output_dwarf_offset): Pass offset argument through.
13231 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13232 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13234 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
13237 * ipa-icf.c (set_alias_uids): New function.
13238 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
13239 all the merged variable's referring aliases.
13241 2016-09-15 Richard Biener <rguenther@suse.de>
13243 PR tree-optimization/77514
13244 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
13245 only forced_stmts sequence.
13247 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
13249 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
13250 * cfgexpand.c (update_alias_info_with_stack_vars): Use
13251 FOR_EACH_SSA_NAME to iterate over SSA variables.
13252 (pass_expand::execute): Likewise.
13253 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
13254 * tree-cfg.c (dump_function_to_file): Likewise.
13255 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
13256 (update_ssa): Likewise.
13257 * tree-ssa-alias.c (dump_alias_info): Likewise.
13258 * tree-ssa-ccp.c (ccp_finalize): Likewise.
13259 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
13260 (create_outofssa_var_map): Likewise.
13261 (coalesce_ssa_name): Likewise.
13262 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
13263 * tree-ssa-pre.c (compute_avail): Likewise.
13264 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
13265 (scc_vn_restore_ssa_info): Likewise.
13266 (free_scc_vn): Likwise.
13267 (run_scc_vn): Likewise.
13268 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
13269 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
13270 * tree-ssa-copy.c (fini_copy_prop): Likewise.
13271 * tree-ssa.c (verify_ssa): Likewise.
13273 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
13275 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
13276 and mips64r2 as default 32-bit and 64-bit architectures.
13277 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
13278 as default 32-bit and 64-bit architectures.
13280 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
13282 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
13285 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13287 * target.def (lra_p): Change commentary (for the manual) for the
13289 * doc/tm.texi: Regenerate.
13291 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13293 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
13294 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
13295 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
13296 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
13298 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13300 * targhooks.c (default_lra_p): Return true instead of false.
13302 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13304 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
13305 hook_bool_void_false.
13306 * config/avr/avr.c: Ditto.
13307 * config/bfin/bfin.c: Ditto.
13308 * config/c6x/c6x.c: Ditto.
13309 * config/cr16/cr16.c: Ditto.
13310 * config/cris/cris.c: Ditto.
13311 * config/epiphany/epiphany.c: Ditto.
13312 * config/fr30/fr30.c: Ditto.
13313 * config/frv/frv.c: Ditto.
13314 * config/h8300/h8300.c: Ditto.
13315 * config/ia64/ia64.c: Ditto.
13316 * config/iq2000/iq2000.c: Ditto.
13317 * config/lm32/lm32.c: Ditto.
13318 * config/m32c/m32c.c: Ditto.
13319 * config/m32r/m32r.c: Ditto.
13320 * config/m68k/m68k.c: Ditto.
13321 * config/mcore/mcore.c: Ditto.
13322 * config/microblaze/microblaze.c: Ditto.
13323 * config/mmix/mmix.c: Ditto.
13324 * config/mn10300/mn10300.c: Ditto.
13325 * config/moxie/moxie.c: Ditto.
13326 * config/msp430/msp430.c: Ditto.
13327 * config/nios2/nios2.c: Ditto.
13328 * config/nvptx/nvptx.c: Ditto.
13329 * config/pa/pa.c: Ditto.
13330 * config/pdp11/pdp11.c: Ditto.
13331 * config/rl78/rl78.c: Ditto.
13332 * config/sparc/sparc.c: Ditto.
13333 * config/spu/spu.c: Ditto.
13334 * config/stormy16/stormy16.c: Ditto.
13335 * config/tilegx/tilegx.c: Ditto.
13336 * config/tilepro/tilepro.c: Ditto.
13337 * config/v850/v850.c: Ditto.
13338 * config/vax/vax.c: Ditto.
13339 * config/visium/visium.c: Ditto.
13340 * config/xtensa/xtensa.c: Ditto.
13342 2016-09-14 Jakub Jelinek <jakub@redhat.com>
13345 * tsan.c: Include target.h.
13346 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
13347 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
13348 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
13349 BUILT_IN_ATOMIC_TEST_AND_SET entries.
13350 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
13352 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
13353 Martin Liska <mliska@suse.cz>
13355 PR middle-end/77574
13356 * predict.c (force_edge_cold): Add braces to a condition.
13358 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
13360 PR rtl-optimization/77289
13361 * lra-constraints.c (get_final_hard_regno): Removed.
13362 (get_hard_regno): Add new parameter final_p.
13363 (get_reg_class): Directly call lra_get_elimination_hard_regno.
13364 (operands_match_p): Adjust call to get_hard_regno.
13365 (uses_hard_regs_p): Likewise.
13366 (process_alt_operands): Likewise.
13368 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
13371 * config/msp430/msp430.c (msp430_start_function): Emit an error
13372 if a function is both weak and specifies an interrupt number.
13374 2016-09-13 Jakub Jelinek <jakub@redhat.com>
13376 PR tree-optimization/77454
13377 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
13378 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
13381 2016-09-13 Tamar Christina <tamar.christina@arm.com>
13383 * config/aarch64/aarch64-builtins.c
13384 (aarch64_init_simd_builtins): Fix builtin type signature printing.
13386 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
13388 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
13389 SFmode and SCmode arguments by reference.
13391 2016-09-13 David Malcolm <dmalcolm@redhat.com>
13393 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
13395 (selftest::test_one_liner_fixit_insert_before): ...this, and update
13396 for renaming of add_fixit_insert to add_fixit_insert_before.
13397 (selftest::test_one_liner_fixit_insert_after): New function.
13398 (selftest::test_one_liner_fixit_validation_adhoc_locations):
13399 Update for renaming of add_fixit_insert to add_fixit_insert_before.
13400 (selftest::test_one_liner_many_fixits): Likewise.
13401 (selftest::test_diagnostic_show_locus_one_liner): Update for
13402 renaming, call new test function.
13403 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
13404 renaming of add_fixit_insert to add_fixit_insert_before.
13405 (selftest::test_fixit_consolidation): Likewise.
13406 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
13408 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
13409 (selftest::test_applying_fixits_insert_before): ...this.
13410 (selftest::test_applying_fixits_insert): Update for renaming of
13411 add_fixit_insert to add_fixit_insert_before.
13412 (selftest::test_applying_fixits_insert_after): New function.
13413 (selftest::test_applying_fixits_insert_after_at_line_end): New
13415 (selftest::test_applying_fixits_insert_after_failure): New function.
13416 (selftest::test_applying_fixits_multiple): Update for renaming of
13417 add_fixit_insert to add_fixit_insert_before.
13418 (selftest::change_line): Likewise.
13419 (selftest::test_applying_fixits_unreadable_file): Likewise.
13420 (selftest::test_applying_fixits_line_out_of_range): Likewise.
13421 (selftest::test_applying_fixits_column_validation): Likewise.
13422 (selftest::test_applying_fixits_column_validation): Likewise.
13423 (selftest::edit_context_c_tests): Update for renamed test function;
13424 call new test functions.
13426 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
13428 PR tree-optimization/77536
13429 PR rtl-optimization/68212
13430 * config/rs6000/rs6000.md (div->recip splitter): Remove
13431 optimize_insn_for_speed_p condition.
13433 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
13435 * optabs.c (prepare_cmp_insn): Update documentation comment.
13437 2016-09-13 Jakub Jelinek <jakub@redhat.com>
13438 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13440 PR middle-end/77475
13441 * opts.h (candidates_list_and_hint): Declare.
13442 * opts-common.c (candidates_list_and_hint): New function.
13443 (cmdline_handle_error): Use it.
13445 2016-09-12 David Malcolm <dmalcolm@redhat.com>
13447 * edit-context.c (edited_line::get_len): New accessor.
13448 (edited_file::print_diff): Split out hunk-printing into...
13449 (edited_file::print_diff_hunk): New method.
13450 (edited_file::print_diff_line): New method.
13452 2016-09-12 Andrew Pinski <apinski@cavium.com>
13454 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
13456 * config/aarch64/aarch64.c (thunderx_tunings): Enable
13457 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
13458 (aarch64_operands_ok_for_ldpstp): Return false if
13459 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
13460 was SImode and the alignment is less than 8 byte.
13461 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
13463 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
13466 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
13468 2016-09-12 Marek Polacek <polacek@redhat.com>
13470 * doc/extend.texi: Use lowercase "boolean".
13471 * doc/invoke.texi: Likewise.
13472 * doc/md.texi: Likewise.
13473 * target.def: Likewise.
13474 * doc/tm.texi: Regenerated.
13476 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13478 PR middle-end/77426
13479 * expmed.c (synth_mult): Delete duplicate mode check.
13481 2016-09-10 Tom de Vries <tom@codesourcery.com>
13484 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
13486 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
13487 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
13489 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
13491 PR rtl-optimization/77289
13492 * lra-constraints.c (get_final_hard_regno): Add support for non hard
13493 register numbers. Remove support for subregs.
13494 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
13495 (get_reg_class): Delete removed get_final_hard_regno() argument.
13496 (uses_hard_regs_p): Call get_final_hard_regno().
13498 2016-09-09 Martin Sebor <msebor@redhat.com>
13502 * pretty-print.c (pp_quoted_string): New function.
13503 (pp_format): Call it for %c and %s directives.
13505 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13507 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
13508 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
13509 INITIAL_ELIMINATION_OFFSET) : Update documentation.
13510 * target.def (frame_pointer_required, can_eliminate): Likewise.
13511 * doc/tm.texi: Regenerated.
13512 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
13514 * df-scan.c (df_hard_reg_init): Likewise.
13515 * ira.c (ira_setup_eliminable_regset): Likewise.
13516 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
13517 init_elim_table): Likewise.
13518 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
13519 set_initial_elim_offsets, update_eliminables,
13520 init_elim_table): Likewise.
13521 * rtlanal.c (get_initial_register_offset): Likewise.
13522 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
13523 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13524 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13525 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13526 * config/fr30/fr30.h: Fix comment.
13527 * config/frv/frv.c: Likewise.
13528 * config/frv/frv.h: Likewise.
13529 * config/ft32/ft32.h: Likewise.
13530 * config/visium/visium.h: Likewise.
13531 * config/pa/pa64-linux.h: Likewise.
13532 * config/v850/v850.h: Likewise.
13533 * config/cris/cris.c: Likewise.
13534 * config/ia64/ia64.h: Likewise.
13535 * config/moxie/moxie.h: Likewise.
13536 * config/m32r/m32r.h: Likewise.
13538 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
13541 * config.in: Regenerate.
13542 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
13544 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
13545 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
13546 static-libmpxwrappers case.
13547 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
13548 MPX_LD_AS_NEEDED_GUARD_POP.
13549 * configure: Regenerate.
13550 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
13551 defined if linker support "--push-state"/"--pop-state".
13553 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
13555 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
13557 2016-09-09 Joseph Myers <joseph@codesourcery.com>
13559 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
13560 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
13561 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
13562 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
13563 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
13564 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
13565 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
13567 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
13568 width macros from TS 18661-1.
13569 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
13571 2016-09-08 Jakub Jelinek <jakub@redhat.com>
13574 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
13575 OMP_CLAUSE_SAFELEN_EXPR.
13577 2016-09-07 David Malcolm <dmalcolm@redhat.com>
13579 * Makefile.in (OBJS): Add substring-locations.o.
13580 * langhooks-def.h (class substring_loc): New forward decl.
13581 (lhd_get_substring_location): New decl.
13582 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
13583 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
13584 * langhooks.c (lhd_get_substring_location): New function.
13585 * langhooks.h (class substring_loc): New forward decl.
13586 (struct lang_hooks): Add field get_substring_location.
13587 * substring-locations.c: New file, taking definition of
13588 format_warning_va and format_warning_at_substring from
13589 c-family/c-format.c, making them non-static.
13590 * substring-locations.h (class substring_loc): Move class here
13591 from c-family/c-common.h. Add and rewrite comments.
13592 (format_warning_va): New decl.
13593 (format_warning_at_substring): New decl.
13594 (get_source_location_for_substring): Add comment.
13596 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
13598 * config/i386/i386.c: Add 'U' suffix to processor feature bits
13599 to avoid -Wnarrowing warning.
13600 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
13601 * opts.c: Likewise for SANITIZER_OPT bitmasks.
13603 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
13605 * config/aarch64/aarch64.c (aarch64_legitimize_address):
13606 Avoid use of base_offset if offset already in range.
13608 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
13610 * config/sh/sh-protos.h (struct sh_atomic_model,
13611 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13612 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13613 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
13614 * config/sh/sh.h (struct sh_atomic_model,
13615 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13616 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13617 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
13618 Guard with __cplusplus.
13620 2016-09-06 Jakub Jelinek <jakub@redhat.com>
13623 * config/i386/i386.c (ix86_expand_builtin): For builtin with
13624 unsupported or unknown ISA, use expand_call.
13626 2016-09-06 Martin Liska <mliska@suse.cz>
13628 PR gcov-profile/77378
13629 PR gcov-profile/77466
13630 * tree-profile.c (tree_profiling): Detect whether target can use
13631 -fprofile-update=atomic.
13633 2016-09-06 Richard Biener <rguenther@suse.de>
13635 PR tree-optimization/77479
13636 * tree-vrp.c (update_value_range): Extend overflow handling to
13639 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13642 * config/i386/i386.md (isa): Add x64_avx512bw.
13643 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
13644 (kmov_isa): New mode attr.
13645 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
13646 (*zero_extend<mode>si2): Likewise.
13647 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
13649 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
13651 * doc/invoke.texi (SPU Options): nops -> NOPs.
13652 (x86 Options): Ditto.
13654 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13656 PR middle-end/77475
13657 * toplev.c (process_options): Temporarily set input_location
13658 to UNKNOWN_LOCATION around targetm.target_option.override () call.
13660 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
13662 PR rtl-optimization/77452
13663 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
13664 inner-mode reference to a CONST_VECTOR constant in the constant pool.
13666 2016-09-05 Marek Polacek <polacek@redhat.com>
13669 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
13671 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13674 * gensupport.c (alter_output_for_subst_insn): Remove redundant
13675 *insn_out == '*' test. Don't copy unnecessary to yet another
13676 memory buffer, and don't leak it.
13678 PR rtl-optimization/77425
13679 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
13681 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
13683 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
13685 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13687 * common.opt (fdiagnostics-generate-patch): New option.
13688 * diagnostic.c: Include "edit-context.h".
13689 (diagnostic_initialize): Initialize context->edit_context_ptr.
13690 (diagnostic_finish): Delete context->edit_context_ptr.
13691 (diagnostic_report_diagnostic): Add fix-it hints from the
13692 diagnostic to context->edit_context_ptr, if any.
13693 * diagnostic.h (class edit_context): Add forward decl.
13694 (struct diagnostic_context): Add field "edit_context_ptr".
13695 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
13696 -fdiagnostics-generate-patch.
13697 (-fdiagnostics-generate-patch): New item.
13698 * toplev.c: Include "edit-context.h".
13699 (process_options): Set global_dc->edit_context_ptr to a new
13700 edit_context if the options need one.
13701 (toplev::main): Handle -fdiagnostics-generate-patch by using
13702 global_dc->edit_context_ptr.
13704 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13707 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
13708 map and firstprivate clauses on target construct for _Atomic
13710 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
13711 on target construct for _Atomic qualified decls.
13712 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
13714 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
13715 _Atomic qualified arguments not mentioned in uniform clause.
13717 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13719 * Makefile.in (OBJS-libcommon): Add edit-context.o.
13720 * diagnostic-color.c (color_dict): Add "diff-filename",
13721 "diff-hunk", "diff-delete", and "diff-insert".
13722 (parse_gcc_colors): Update default value of GCC_COLORS in comment
13723 to reflect above changes.
13724 * doc/invoke.texi (-fdiagnostics-color): Update description of
13725 default GCC_COLORS, and of the supported capabilities.
13726 * edit-context.c: New file.
13727 * edit-context.h: New file.
13728 * input.c (struct fcache): Add field "missing_trailing_newline".
13729 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
13731 (add_file_to_cache_tab): Likewise.
13732 (fcache::fcache): Likewise.
13733 (get_next_line): Update c->missing_trailing_newline.
13734 (location_missing_trailing_newline): New function.
13735 * input.h (location_missing_trailing_newline): New decl.
13736 * selftest-run-tests.c (selftest::run_tests): Call
13737 edit_context_c_tests.
13738 * selftest.h (edit_context_c_tests): New decl.
13740 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13741 Richard Biener <rguenth@suse.de>
13743 PR tree-optimization/77444
13744 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
13745 as steptype, remove redundant initialization.
13747 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13750 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
13751 (sanopt_optimize_walker): Optimize away
13752 __asan_before_dynamic_init (...) followed by
13753 __asan_after_dynamic_init () without intervening memory loads/stores.
13754 * ipa-pure-const.c (special_builtin_state): Handle
13755 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
13756 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
13758 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13760 * cfg.c (free_original_copy_tables): Replace second assignment of
13761 bb_copy = NULL by bb_original = NULL.
13763 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13766 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
13767 assignment added in r216794.
13769 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13771 * Makefile.in (OBJS): Add typed-splay-tree.o.
13772 * selftest-run-tests.c (selftest::run_tests): Call
13773 typed_splay_tree_c_tests.
13774 * selftest.h (typed_splay_tree_c_tests): New decl.
13775 * typed-splay-tree.c: New file.
13776 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
13777 (typed_splay_tree::max): New method.
13778 (typed_splay_tree::min): New method.
13779 (typed_splay_tree::foreach): New method.
13780 (typed_splay_tree::closure): New struct.
13781 (typed_splay_tree::inner_foreach_fn): New function.
13783 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13785 * ipa-cp.c (ipcp_store_bits_results): Change option name from
13786 -fipa-cp-bit to -fipa-bit-cp.
13788 2016-09-01 Martin Sebor <msebor@redhat.com>
13790 PR tree-optimization/71831
13791 * tree-object-size.h: Return bool instead of the size and add
13792 argument for the size.
13793 * tree-object-size.c (compute_object_offset): Update signature.
13794 (addr_object_size): Same.
13795 (compute_builtin_object_size): Return bool instead of the size
13796 and add argument for the size. Handle POINTER_PLUS_EXPR when
13797 optimization is disabled.
13798 (expr_object_size): Adjust.
13799 (plus_stmt_object_size): Adjust.
13800 (pass_object_sizes::execute): Adjust.
13801 * builtins.c (fold_builtin_object_size): Adjust.
13802 * doc/extend.texi (Object Size Checking): Update.
13803 * ubsan.c (instrument_object_size): Adjust.
13805 2016-09-01 Martin Sebor <msebor@redhat.com>
13807 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
13808 it fits the output of the formatted function regardless of its
13810 * genmodes.c (parser::parse_expr): Same.
13811 * gimplify.c (gimplify_asm_expr): Same.
13812 * passes.c (pass_manager::register_one_dump_file): Same.
13813 * print-tree.c (print_node): Same.
13815 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13817 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
13819 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13821 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
13823 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13825 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
13826 * config/rs6000/vector.md: Ditto.
13827 * config/rs6000/vsx.md: Ditto.
13829 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13831 * ipa-inline-analysis.c (param_change_prob): Get to the base object
13832 first in all cases.
13834 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13836 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
13837 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
13838 *return_and_restore_gpregs_<mode>_r11,
13839 *return_and_restore_gpregs_<mode>_r12,
13840 *return_and_restore_gpregs_<mode>_r1,
13841 *return_and_restore_fpregs_<mode>_r11,
13842 *return_and_restore_fpregs_<mode>_r12,
13843 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
13844 directly instead of via the "l" constraint. Renumber operands.
13847 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13849 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
13850 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
13851 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
13852 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
13853 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
13854 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
13855 *call_value_nonlocal_darwin64, reload_macho_picbase,
13856 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
13857 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
13858 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
13859 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
13860 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
13861 *save_fpregs_<mode>_r1): Ditto.
13862 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
13863 *return_and_restore_gpregs_spe): Ditto.
13865 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13867 * config/rs6000/rs6000.md
13868 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
13869 the use of the link register.
13870 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
13872 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13873 Michael Meissner <meissner@linux.vnet.ibm.com>
13876 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
13877 reg+reg addressing for TImode.
13878 (rs6000_legitimate_address_p): Only allow register indirect
13879 addressing for TImode, even without TARGET_QUAD_MEMORY.
13881 2016-09-01 Richard Biener <rguenther@suse.de>
13883 PR middle-end/77436
13884 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
13885 check whether the result fits the desired result type.
13887 2016-09-01 Nathan Sidwell <nathan@acm.org>
13889 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
13891 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
13893 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
13895 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
13897 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13899 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
13900 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
13901 for comparisons of integer ZERO_EXTEND against zero.
13903 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13905 * config/i386/i386.c (ix86_option_override_internal): Also disable the
13906 STV pass if -mstackrealign is enabled.
13908 2016-08-31 Ilya Verbin <iverbin@gmail.com>
13910 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
13913 2016-08-31 David Malcolm <dmalcolm@redhat.com>
13915 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
13916 (layout_range::intersects_line_p): New method.
13917 (test_range_contains_point_for_single_point): Rename to...
13918 (test_layout_range_for_single_point): ...this, and add testing
13919 for layout_range::intersects_line_p.
13920 (test_range_contains_point_for_single_line): Rename to...
13921 (test_layout_range_for_single_line): ...this, and add testing
13922 for layout_range::intersects_line_p.
13923 (test_range_contains_point_for_multiple_lines): Rename to...
13924 (test_layout_range_for_multiple_lines): ...this, and add testing
13925 for layout_range::intersects_line_p.
13926 (layout::layout): Populate m_fixit_hints.
13927 (layout::get_expanded_location): Handle the case of a line-span
13929 (layout::validate_fixit_hint_p): New method.
13930 (get_line_span_for_fixit_hint): New function.
13931 (layout::calculate_line_spans): Add spans for fixit-hints.
13932 (layout::should_print_annotation_line_p): New method.
13933 (layout::print_any_fixits): Drop param "richloc", instead using
13934 validated fixits in m_fixit_hints. Add "const" to hint pointers.
13935 (diagnostic_show_locus): Avoid printing blank annotation lines.
13936 (selftest::test_diagnostic_context::test_diagnostic_context):
13937 Initialize show_column and start_span.
13938 (selftest::test_diagnostic_context::start_span_cb): New static
13940 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
13941 (selftest::diagnostic_show_locus_c_tests): Update for function
13942 renamings. Call test_diagnostic_show_locus_fixit_lines.
13944 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
13946 PR tree-optimization/73714
13947 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
13949 2016-08-31 David Malcolm <dmalcolm@redhat.com>
13951 * selftest.c: Move "namespace selftest {" to top of file,
13952 removing explicit "selftest::" qualifiers throughout.
13954 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
13956 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
13958 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
13959 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
13960 Replace builtin with vector extension.
13961 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
13963 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
13964 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
13965 Replace builtin with vector extension.
13966 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
13967 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
13968 Replace builtin with vector extension.
13969 * config/i386/xmmintrin.h (__m128_u): New type.
13970 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
13971 (_mm_load_ps, _mm_store_ps): Simplify.
13973 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
13975 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
13977 2016-08-30 David Malcolm <dmalcolm@redhat.com>
13979 * diagnostic-show-locus.c (colorizer::begin_state): Support more
13980 than 3 ranges per diagnostic by alternating between color 1 and
13982 (layout::layout): Replace use of rich_location::MAX_RANGES
13983 with richloc->get_num_locations ().
13984 (layout::calculate_line_spans): Replace use of
13985 rich_location::MAX_RANGES with m_layout_ranges.length ().
13986 (layout::print_annotation_line): Handle arbitrary numbers of
13987 ranges in caret-printing by defaulting to '^'.
13988 (selftest::test_one_liner_many_fixits): New function.
13989 (test_diagnostic_show_locus_one_liner): Call it.
13990 * diagnostic.c (diagnostic_initialize): Update for renaming
13991 of rich_location::MAX_RANGES to
13992 rich_location::STATICALLY_ALLOCATED_RANGES.
13993 * diagnostic.h (struct diagnostic_context): Likewise.
13995 2016-08-30 David Malcolm <dmalcolm@redhat.com>
13997 * selftest.c (selftest::named_temp_file::named_temp_file): New
13999 (selftest::temp_source_file::~temp_source_file): Move to...
14000 (selftest::named_temp_file::~named_temp_file): ...here.
14001 (selftest::test_named_temp_file): New function.
14002 (selftest::selftest_c_tests): Call test_named_temp_file.
14003 * selftest.h (class named_temp_file): New class.
14004 (class temp_source_file): Convert to a subclass of named_temp_file.
14006 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
14008 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
14009 USEs of LR_REGNO in returns and sibcalls.
14010 (rs6000_output_mi_thunk): Similar.
14011 (rs6000_sibcall_aix): Similar.
14012 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
14013 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
14014 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
14015 Remove the USE of LR_REGNO from the patterns as well. Delete an
14017 (return_internal_<mode>): Delete.
14019 2016-08-30 Tamar Christina <tamar.christina@arm.com>
14021 * config/aarch64/aarch64-simd.md
14022 (aarch64_ld2<mode>_dreg_le): New.
14023 (aarch64_ld2<mode>_dreg_be): New.
14024 (aarch64_ld2<mode>_dreg): Removed.
14025 (aarch64_ld3<mode>_dreg_le): New.
14026 (aarch64_ld3<mode>_dreg_be): New.
14027 (aarch64_ld3<mode>_dreg): Removed.
14028 (aarch64_ld4<mode>_dreg_le): New.
14029 (aarch64_ld4<mode>_dreg_be): New.
14030 (aarch64_ld4<mode>_dreg): Removed.
14031 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
14033 2016-08-30 David Malcolm <dmalcolm@redhat.com>
14035 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
14036 redundant location param.
14037 (test_one_liner_fixit_remove): Likewise.
14038 (test_one_liner_fixit_replace): Likewise.
14039 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
14040 * gcc-rich-location.c
14041 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
14042 get_range_from_loc. Drop overload taking a const char *.
14043 * gcc-rich-location.h
14044 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
14047 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
14049 * config/linux.c (linux_libc_has_function): Return true on musl.
14051 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
14053 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
14055 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
14057 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
14058 used for abnormal egdes.
14060 2016-08-30 Jakub Jelinek <jakub@redhat.com>
14062 PR tree-optimization/72866
14063 * tree-vect-patterns.c (search_type_for_mask): Turn into
14064 a small wrapper, move all code to ...
14065 (search_type_for_mask_1): ... this new function. Add caching
14066 and adjust recursive calls.
14069 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
14070 instead of lookup_type_die (type_main_variant (type)) even for array
14073 PR middle-end/77377
14074 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
14075 constant pool reference return x instead of c.
14077 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
14079 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
14082 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14085 (selftest::test_make_location_nonpure_range_endpoints): Fix
14088 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14090 * diagnostic-show-locus.c
14091 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
14093 (selftest::test_diagnostic_show_locus_one_liner): Call it.
14094 * input.c (get_pure_location): Move to libcpp/line-map.c.
14095 * input.h (get_pure_location): Convert decl to an inline function
14096 calling implementation in libcpp.
14098 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
14101 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
14102 template for intel asm dialect.
14103 (vec_set_hi_<mode><mask_name>): Ditto.
14105 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14107 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
14108 (selftest::fail_formatted): Likewise.
14110 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14112 * input.c (make_location): Call get_start and get_finish
14113 on the endpoints to avoid storing packed ranges or ad-hoc
14115 (selftest::test_make_location_nonpure_range_endpoints): New function.
14116 (selftest::input_c_tests): Call it.
14117 * input.h (get_start): New inline function.
14119 2016-08-29 Tom de Vries <tom@codesourcery.com>
14122 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
14125 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
14127 * Makefile.in (gcov-iov.h): Add dummy recipe.
14129 2016-08-29 Nathan Sidwell <nathan@acm.org>
14131 * config/nvptx/nvptx.c: #include tree-vrp.h.
14133 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
14136 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
14137 HIGH+LO construct during reload.
14139 2016-08-28 Tom de Vries <tom@codesourcery.com>
14142 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
14143 'sysv_abi va_list' attribute.
14144 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
14145 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
14148 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14150 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
14151 * emit-rtl.c (unshare_all_rtl_1): Adjust.
14152 (unshare_all_rtl_again): Likewise.
14153 * function.c (assign_stack_local_1): Likewise.
14154 (assign_stack_temp_for_type): Likewise.
14156 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14158 * cfgbuild.c (make_edges): Adjust.
14159 * cfgrtl.c (can_delete_label_p): Likewise.
14160 * dwarf2cfi.c (create_trace_edges): Likewise.
14161 * except.c (sjlj_emit_dispatch_table): Likewise.
14162 * function.h (struct expr_status): make x_forced_labels a vector.
14163 * jump.c (rebuild_jump_labels_1): Adjust.
14164 * reload1.c (set_initial_label_offsets): Likewise.
14165 * stmt.c (force_label_rtx): Likewise.
14166 (expand_label): Likewise.
14168 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14170 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
14172 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
14174 PR tree-optimization/71077
14175 PR tree-optimization/68542
14176 * fold-const.c (fold_relational_const): Fix folding of
14177 VECTOR_CST comparisons that have a scalar boolean result type.
14178 (selftest::test_vector_folding): New static function.
14179 (selftest::fold_const_c_tests): Call it.
14181 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
14183 * doc/extend.texi (SPU Built-in Functions): Remove stale
14184 references to material formerly at IBM and Sony.
14186 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
14189 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
14191 2016-08-26 David Malcolm <dmalcolm@redhat.com>
14193 * diagnostic-show-locus.c
14194 (selftest::test_fixit_consolidation): New function.
14195 (selftest::diagnostic_show_locus_c_tests): Call it.
14196 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
14197 constructor based on source_range.
14199 2016-08-26 David Malcolm <dmalcolm@redhat.com>
14201 * diagnostic-color.c (color_dict): Add "fixit-insert" and
14203 (parse_gcc_colors): Update description of default GCC_COLORS.
14204 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
14205 (colorizer::set_fixit_insert): New method.
14206 (colorizer::set_fixit_delete): New method.
14207 (colorizer::get_color_by_name): New method.
14208 (colorizer::STATE_FIXIT_INSERT): New constant.
14209 (colorizer::STATE_FIXIT_DELETE): New constant.
14210 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
14211 fields in favor of new field "m_stop_color". Add fields
14212 "m_fixit_insert" and "m_fixit_delete".
14213 (colorizer::colorizer): Update for above changes. Replace
14214 colorize_start calls with calls to get_color_by_name.
14215 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
14216 STATE_FIXIT_DELETE. Update for field renamings.
14217 (colorizer::finish_state): Simplify by using m_stop_color,
14218 rather than multiple identical "*_ce" fields.
14219 (colorizer::get_color_by_name): New method.
14220 (layout::print_any_fixits): Print insertions and replacements
14221 using the "fixit-insert" color, and deletions using the
14222 "fixit-delete" color.
14223 * doc/invoke.texi (-fdiagnostics-color): Update description of
14224 default GCC_COLORS, and of the supported capabilities.
14226 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
14228 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
14229 current_function_static_stack_size variable with the static
14230 stack frame size of the current function when
14231 flag_stack_usage_info is enabled.
14233 2016-08-26 Nathan Sidwell <nathan@acm.org>
14235 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
14236 assignment inside if condition.
14238 2016-08-26 Richard Biener <rguenther@suse.de>
14240 PR tree-optimization/69047
14241 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
14242 extracts similar to what FRE does.
14243 (non_rewritable_mem_ref_base): Likewise.
14245 2016-08-26 Joseph Myers <joseph@codesourcery.com>
14247 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
14248 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
14249 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14250 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14251 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
14253 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14254 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14255 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14256 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
14257 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14259 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14262 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
14263 reservation duration to 15 cycles.
14264 (cortex_a8_vfp_macs): Likewise.
14265 (cortex_a8_vfp_macd): Likewise.
14266 (cortex_a8_vfp_divs): Likewise.
14267 (cortex_a8_vfp_divd): Likewise.
14269 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14271 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
14272 (aarch_macro_fusion_pair_p): Use above to avoid early return.
14274 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14275 Martin Jambhor <mjambor@suse.cz>
14277 * common.opt: New option -fipa-bit-cp.
14278 * doc/invoke.texi: Document -fipa-bit-cp.
14279 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
14280 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
14281 * tree-ssa-ccp.h: New header file.
14282 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
14283 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
14284 Replace all occurences of tree parameter by two new params: signop, int.
14285 (bit_value_unop_1): Change to bit_value_unop and export it.
14286 Replace all occurences of tree parameter by two new params: signop,
14288 (bit_value_binop): Change call from bit_value_binop_1 to
14290 (bit_value_assume_aligned): Likewise.
14291 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
14292 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
14294 (ccp_finalize): Skip processing if val->mask == 0.
14295 * ipa-cp.c: Include tree-ssa-ccp.h
14296 (ipcp_bits_lattice): New class.
14297 (ipcp_param_lattice (bits_lattice): New member.
14298 (print_all_lattices): Call ipcp_bits_lattice::print.
14299 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
14300 (initialize_node_lattices): Likewise.
14301 (propagate_bits_accross_jump_function): New function.
14302 (propagate_constants_accross_call): Call
14303 propagate_bits_accross_jump_function.
14304 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
14305 (ipcp_store_bits_results): New function.
14306 (ipcp_driver): Call ipcp_store_bits_results.
14307 * ipa-prop.h (ipa_bits): New struct.
14308 (ipa_jump_func): Add new member bits of type ipa_bits.
14309 (ipa_param_descriptor): Change decl to decl_or_type.
14310 (ipa_get_param): Change decl to decl_or_type and assert on
14312 (ipa_get_type): New function.
14313 (ipcp_transformation_summary): New member bits.
14314 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
14315 (ipa_populate_param_decls): Likewise.
14316 (ipa_dump_param): Likewise.
14317 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
14319 (ipa_set_jf_unknown): Set ipa_bits::known to false.
14320 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
14322 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
14323 (ipa_write_jump_function): Add streaming for ipa_bits.
14324 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
14325 (write_ipcp_transformation_info): Add streaming for ipa_bits
14326 summary for ltrans.
14327 (read_ipcp_transfomration_info): Add support for reading streamed
14329 (ipcp_update_bits): New function.
14330 (ipcp_transform_function): Call ipcp_update_bits.
14332 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
14334 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
14335 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
14337 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
14339 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
14341 2016-08-25 Richard Biener <rguenther@suse.de>
14343 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
14344 Only add locations in late dwarf.
14345 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
14346 (dwarf2out_early_finish): But do it here.
14348 2016-08-24 Michael Collison <michael.collison@linaro.org>
14349 Michael Collison <michael.collison@arm.com>
14351 * config/arm/arm-modes.def: Add new condition code mode CC_V
14352 to represent the overflow bit.
14353 * config/arm/arm.c (maybe_get_arm_condition_code):
14354 Add support for CC_Vmode.
14355 (arm_gen_unlikely_cbranch): New function to generate common
14356 rtl conditional branches for overflow patterns.
14357 * config/arm/arm-protos.h: Add prototype for
14358 arm_gen_unlikely_cbranch.
14359 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
14360 addsi3_compareV_upper): New patterns to support signed
14361 builtin overflow add operations.
14362 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
14363 New patterns to support unsigned builtin add overflow operations.
14364 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
14365 builtin overflow subtract operations,
14366 (usubv<mode>4): New patterns to support unsigned builtin subtract
14367 overflow operations.
14368 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
14369 to support builtin overflow negate operations.
14371 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14374 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14376 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14377 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14380 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
14382 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
14383 MULTILIB_OPTIONS should be used. Small wording fixes.
14384 * genmultilib: Memorize set of all option combinations in
14385 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
14386 found in MULTILIB_OPTIONS by checking if option set is listed in
14387 combination_space. Output new and existing error message to stderr.
14389 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
14391 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
14392 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
14393 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
14394 (MULTILIB_REUSE): Remove reuse rules for option set including
14395 -mfpu=fp-armv8 and -mfpu=vfpv4
14397 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
14399 * config/arm/t-rtems: Add vfp multilib.
14401 2016-08-23 Ian Lance Taylor <iant@golang.org>
14403 * config/s390/s390.c (s390_asm_file_start): Call
14404 default_file_start.
14406 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14408 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
14409 initialization of all 0's to the 0 constant, instead of directly
14410 generating XOR. Add support for V4SImode vector initialization on
14411 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
14412 initialization. Change variables used in V4SFmode vector
14413 intialization. For V4SFmode vector splat on ISA 3.0, make sure
14414 any memory addresses are in index form. Add support for using
14415 VSPLTH/VSPLTB to initialize vector short and vector char vectors
14416 with all of the same element.
14417 (regno_or_subregno): New helper function to return a register
14418 number for either REG or SUBREG.
14419 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
14420 Use regno_or_subregno where possible.
14421 (rs6000_split_v4si_init_di_reg): New helper function to build up a
14422 DImode value from two SImode values in order to generate V4SImode
14423 vector initialization on 64-bit systems with direct move.
14424 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
14426 (rtx_is_swappable_p): V4SImode vector initialization insn is not
14428 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
14430 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
14431 attributes to initialize V8HImode and V16QImode vectors with the
14433 (VSX_SPLAT_COUNT): Likewise.
14434 (VSX_SPLAT_SUFFIX): Likewise.
14435 (UNSPEC_VSX_VEC_INIT): New unspec.
14436 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
14437 Allow SFmode values to come from Altivec registers.
14438 (vsx_init_v4si): New insn/split for V4SImode vector initialization
14439 on 64-bit systems with direct move.
14440 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
14441 vector initializations, to allow V4SImode vector initializations
14442 on 64-bit systems with direct move.
14443 (vsx_splat_v4si): Likewise.
14444 (vsx_splat_v4si_di): Likewise.
14445 (vsx_splat_v4sf): Likewise.
14446 (vsx_splat_v4sf_internal): Likewise.
14447 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
14449 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
14450 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
14451 initializing V8HImode and V16QImode vectors with the same
14453 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
14454 optimization if -maltivec=be.
14456 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
14458 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
14459 attribute for alternatives 3 and 4.
14461 2016-08-23 David Malcolm <dmalcolm@redhat.com>
14463 * selftest.c (selftest::assert_str_contains): New function.
14464 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
14465 * selftest.h (selftest::assert_str_contains): New decl.
14466 (ASSERT_STR_CONTAINS): New macro.
14468 2016-08-23 Richard Biener <rguenther@suse.de>
14470 PR tree-optimization/77286
14471 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
14473 (vect_transform_loop): Split exit edges of loop and scalar
14474 loop if required and at the appropriate time.
14476 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14478 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14479 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14481 Correct a typo in a comment.
14483 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14485 * config/s390/s390.md ("*andc_split"): New splitter for and with
14488 2016-08-23 Richard Biener <rguenther@suse.de>
14490 PR tree-optimization/27336
14491 * tree-vrp.c (infer_value_range): Handle stmts that can throw
14492 by looking for a non-EH edge.
14493 (process_assert_insertions_for): Likewise.
14495 2016-08-23 Richard Biener <rguenther@suse.de>
14497 PR middle-end/77305
14498 * statistics.c (statistics_counter_event): Robustify against
14501 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14503 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
14504 for targets amdfam10 and barcelona.
14506 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
14508 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
14509 (zero_extend<mode>di2): Ditto.
14510 (*zero_extend<mode>si2): Ditto.
14511 (*zero_extendqihi2): Ditto.
14513 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14515 PR middle-end/77269
14516 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
14517 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
14519 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
14521 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
14522 identical consecutive elements.
14523 [SSA_NAME]: Print the name's def stmt on its own line. When printing
14524 the node's def stmt, avoid printing an unwanted trailing newline by
14525 replacing the call to print_gimple_stmt() with its inlined body and
14526 adjusting it to not set pp_needs_newline and to call pp_flush()
14527 instead of pp_newline_and_flush().
14529 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14531 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
14532 (float32_type_node, float64_type_node, float32x_type_node)
14533 (float128x_type_node): New macros.
14534 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
14535 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
14536 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
14537 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
14538 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
14539 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
14540 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
14541 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
14542 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
14543 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
14544 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
14545 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
14546 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
14547 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
14548 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
14549 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
14550 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
14551 (copysign, fabs, huge_val, inf, nan, nans): Use it.
14552 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
14554 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
14555 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
14556 * doc/extend.texi (Other Builtins): Document these built-in
14558 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
14561 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
14563 * doc/install.texi (Binaries): www.opencsw.org now uses https.
14565 2016-08-22 Richard Biener <rguenther@suse.de>
14567 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
14569 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
14572 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
14573 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
14574 non-SSE2 athlons only, otherwise prefer SSE prefetches.
14576 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14578 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
14579 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
14580 (vrp_visit_switch_stmt): Likewise.
14581 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
14582 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
14583 (vrp_visit_stmt): Use extract_range_from_stmt.
14584 (vrp_visit_phi_node): Use extract_range_from_phi_node.
14586 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14588 * Makefile.in: Add tree-vrp.h to GTFILES.
14589 * gengtype.c (open_base_files): Add tree-vrp.h.
14590 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
14591 * builtins.c: Likewise.
14592 * fold-const.c: Likewise.
14593 * gimple-builder.c: Likewise.
14594 * gimple-laddress.c: Likewise.
14595 * hsa-gen.c: Likewise.
14596 * internal-fn.c: Likewise.
14598 * targhooks.c: Liewise,
14599 * tree-ssa-address.c: Likewise.
14600 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
14601 * tree-vrp.c (struct value_range): Move to tree-vrp.h
14602 * tree-vrp.h: New file.
14604 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14606 PR tree-optimization/61839
14607 * tree-vrp.c (two_valued_val_range_p): New.
14608 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
14609 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
14610 Also Convert VAR BINOP CST where VAR is two-valued to
14611 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
14613 2016-08-19 David Malcolm <dmalcolm@redhat.com>
14615 * diagnostic-show-locus.c
14616 (layout::annotation_line_showed_range_p): New method.
14617 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
14618 Reimplement case fixit_hint::REPLACE to cover removals, and
14619 replacements where the range of the replacement isn't one
14620 of the ranges in the rich_location.
14621 (test_one_liner_fixit_replace): Likewise.
14622 (selftest::test_one_liner_fixit_replace_non_equal_range): New
14624 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
14626 (selftest::test_diagnostic_show_locus_one_liner): Call the new
14628 * diagnostic.c (print_parseable_fixits): Remove case
14629 fixit_hint::REMOVE.
14631 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
14634 * config/i386/i386.c (ix86_option_override_internal): Remove
14635 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
14636 Enable SSE prefetch also for TARGET_PREFETCHWT1.
14637 Do not try to enable TARGET_PRFCHW ISA flag here.
14638 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
14639 Rewrite expander function body.
14640 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
14642 2016-08-19 Joseph Myers <joseph@codesourcery.com>
14645 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
14646 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
14647 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
14648 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
14649 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
14650 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
14651 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
14652 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
14653 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
14655 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
14657 (struct floatn_type_info): New structure type.
14658 (floatn_nx_types): New variable declaration.
14659 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
14660 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
14661 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
14662 * tree.c (floatn_nx_types): New variable.
14663 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
14664 corresponding complex types.
14665 * target.def (floatn_mode): New hook.
14666 * targhooks.c: Include "real.h".
14667 (default_floatn_mode): New function.
14668 * targhooks.h (default_floatn_mode): New prototype.
14669 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
14671 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
14672 effective-target and dg-add-options keywords.
14673 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
14674 Document new effective-target keywords.
14675 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
14676 * doc/tm.texi: Regenerate.
14677 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
14678 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
14679 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
14681 * real.h (struct real_format): Add field ieee_bits.
14682 * real.c (ieee_single_format, mips_single_format)
14683 (motorola_single_format, spu_single_format, ieee_double_format)
14684 (mips_double_format, motorola_double_format)
14685 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
14686 (ieee_extended_intel_128_format)
14687 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
14688 (mips_extended_format, ieee_quad_format, mips_quad_format)
14689 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
14690 (decimal_double_format, decimal_quad_format, ieee_half_format)
14691 (arm_half_format, real_internal_format: Initialize ieee_bits
14693 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
14694 float128_type_node. Set float80_type_node to float64x_type_node
14695 if appropriate and long_double_type_node not appropriate.
14696 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
14697 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
14698 Initialize ieee_bits field.
14699 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
14700 (rs6000_init_builtins): Set ieee128_float_type_node to
14701 float128_type_node.
14702 (rs6000_floatn_mode): New function.
14704 2016-08-19 Jakub Jelinek <jakub@redhat.com>
14706 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
14707 _rdseed64_step): Uglify argument names and/or local variable names
14708 in inline functions.
14709 * config/i386/rtmintrin.h (_xabort): Likewise.
14710 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
14711 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
14712 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
14713 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
14714 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
14715 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
14716 _mm_maskz_ternarylogic_epi32): Likewise.
14717 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
14718 __lwpins32, __lwpins64): Likewise.
14719 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
14720 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
14721 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
14722 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
14723 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
14724 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
14725 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
14726 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
14727 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
14728 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
14729 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
14730 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
14731 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
14732 _mm256_mask_i64gather_epi32): Likewise.
14733 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14734 * config/i386/ia32intrin.h (__writeeflags): Likewise.
14735 * config/i386/pkuintrin.h (_wrpkru): Likewise.
14736 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
14737 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
14738 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
14739 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
14740 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
14741 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
14742 _mm512_mask_prefetch_i64scatter_ps): Likewise.
14743 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14744 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
14745 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
14746 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
14747 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
14748 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
14749 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
14750 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
14752 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
14754 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
14755 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
14757 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
14758 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
14760 (_rdpkru_u32): Add space after function name.
14762 * config/i386/t-i386 (i386-c.o): Don't depend on
14763 i386-builtin-types.inc.
14764 (i386.o): Depend on i386-builtin-types.inc.
14766 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
14769 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
14770 Use const_vec_duplicate to check for duplicated elements.
14772 2016-08-19 Richard Biener <rguenther@suse.de>
14774 PR tree-optimization/77290
14775 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14776 Fix flag_tree_parallelize_loops check.
14778 2016-08-19 Richard Biener <rguenther@suse.de>
14780 * match.pd (x | 0 -> x): Add.
14782 2016-08-19 Richard Biener <rguenther@suse.de>
14784 PR tree-optimization/77286
14785 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
14786 Deal with virtual PHIs being out-of-order.
14788 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14790 * doc/invoke.texi (fverbose-asm): Note that source code lines
14791 are emitted, and provide an example.
14792 * final.c (asm_show_source): New function.
14793 (final_scan_insn): Call asm_show_source.
14795 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14797 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
14798 param with diagnostic_kind.
14799 (class colorizer): Similarly replace field m_diagnostic with
14801 (colorizer::colorizer): Replace diagnostic
14802 param with diagnostic_kind.
14803 (colorizer::begin_state): Update for above field change.
14804 (layout::layout): Replace diagnostic param with rich_location *
14805 and diagnostic_kind.
14806 (diagnostic_show_locus): Replace diagnostic param with richloc
14807 and diagnostic_kind.
14808 (class selftest::test_diagnostic_context): New class.
14809 (selftest::test_diagnostic_show_locus_unknown_location): New
14811 (selftest::test_one_liner_simple_caret): New function.
14812 (selftest::test_one_liner_caret_and_range): New function.
14813 (selftest::test_one_liner_multiple_carets_and_ranges): New
14815 (selftest::test_one_liner_fixit_remove): New function.
14816 (selftest::test_one_liner_fixit_replace): New function.
14817 (selftest::test_diagnostic_show_locus_one_liner): New function.
14818 (selftest::diagnostic_show_locus_c_tests): Call the new test
14820 * diagnostic.c (diagnostic_initialize): Initialize
14821 colorize_source_p, show_ruler_p and parseable_fixits_p.
14822 (default_diagnostic_finalizer): Update for change to
14823 diagnostic_show_locus.
14824 (diagnostic_append_note): Likewise.
14825 * diagnostic.h (diagnostic_show_locus): Replace
14826 const diagnostic_info * param with location * and diagnostic_t.
14828 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14830 * input.c (saved_line_table): New global.
14831 (class selftest::temp_line_table): Rename to line_table_test and
14832 move declaration to selftest.h, and drop field m_old_line_table.
14833 (selftest::temp_line_table::temp_line_table): Rename ctor to...
14834 (selftest::line_table_test::line_table_test): ...this. Add a
14835 default ctor. Store current value of line_table within
14837 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
14838 (selftest::line_table_test::~line_table_test): ...this, and
14839 restore line_table from the saved_line_table, rather than
14841 (selftest::test_accessing_ordinary_linemaps): Update for above
14843 (selftest::test_lexer): Likewise.
14844 (struct selftest::lexer_test): Likewise.
14845 (selftest::lexer_test::lexer_test): Likewise.
14846 (selftest::input_c_tests): Move the looping over test cases from
14848 (selftest::for_each_line_table_case): New function.
14849 * input.h (saved_line_table): New decl.
14850 * selftest.h (struct selftest::line_table_case): New forward decl.
14851 (class selftest::line_table_test): New class, moved here from
14852 selftest::temp_line_table in input.c, and renamed.
14853 (selftest::for_each_line_table_case): New decl.
14855 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
14858 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
14860 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
14862 PR middle-end/70895
14863 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
14864 enclosing parallel construct for reduction variables on OpenACC loop
14867 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
14869 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
14870 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
14872 (function_to_dwarf_procedure): Update comment.
14874 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14876 * input.c (diagnostics_file_cache_forcibly_evict_file): New
14878 * input.h (diagnostics_file_cache_forcibly_evict_file): New
14880 * selftest.c (selftest::temp_source_file::~temp_source_file):
14881 Evict m_filename from the diagnostic file cache.
14883 2016-08-18 Richard Biener <rguenther@suse.de>
14885 * tree-pass.h (make_pass_materialize_all_clones): Declare.
14886 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
14887 make_pass_materialize_all_clones): New simple IPA pass encapsulating
14888 clone materialization.
14889 * passes.def (all_late_ipa_passes): Start with
14890 pass_materialize_all_clones.
14891 * cgraphunit.c (symbol_table::compile): Remove call to
14892 materialize_all_clones.
14893 * tree-into-ssa.c: Include statistics.h.
14894 (update_ssa): Count number of times we do incremental/rewrite
14897 2016-08-18 Richard Biener <rguenther@suse.de>
14899 PR tree-optimization/77282
14900 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14901 When doing auto-parallelizing also prevent use of PHIs that
14902 carry dependences across loop backedges.
14904 2016-08-18 Tamar Christina <tamar.christina@arm.com>
14905 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14907 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
14909 2016-08-18 Richard Biener <rguenther@suse.de>
14911 * ssa-iterators.h (ssa_vuse_operand): New inline.
14912 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
14913 (predicate_all_scalar_phis): Use remove_phi_node to remove
14914 phi nodes predicated. Delay removing virtual PHIs.
14915 (predicate_mem_writes): Update virtual operands.
14916 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
14917 (tree_if_conversion): Do not rewrite virtual SSA form.
14918 * tree-phinodes.c (release_phi_node): Make static.
14919 * tree-phinodes.h (release_phi_node): Remove.
14921 2016-08-18 Jakub Jelinek <jakub@redhat.com>
14923 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
14924 codes that appear in bdesc_* arrays, instead include i386-builtin.def
14925 twice to define those.
14926 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
14927 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
14928 bdesc_multi_arg): Define by including i386-builtin.def the third time.
14929 * config/i386/i386-builtin.def: New file.
14931 2016-08-17 David Malcolm <dmalcolm@redhat.com>
14933 * input.c (get_source_range_for_char): Rename to...
14934 (selftest::get_source_range_for_char): ...this, and move within
14935 the #if CHECKING_P guard.
14936 (get_num_source_ranges_for_substring): Rename to...
14937 (selftest::get_num_source_ranges_for_substring): ...this, move
14938 within the #if CHECKING_P guard, and make static.
14939 (selftest::assert_num_substring_ranges): Initialize
14942 2016-08-18 Alan Modra <amodra@gmail.com>
14944 PR rtl-optimization/72771
14945 * reload.c (find_reloads): Don't assume that a subreg mem is OK
14946 when find_reloads_toplev returns address_reloaded==-1.
14947 (alternative_allows_const_pool_ref): Update comment.
14949 2015-08-17 Alan Hayward <alan.hayward@arm.com>
14951 PR tree-optimization/71752
14952 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
14953 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
14955 2016-08-17 Jakub Jelinek <jakub@redhat.com>
14957 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
14958 instead of testing ECF_NORETURN bit in gimple_call_flags.
14959 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
14960 * predict.c (tree_bb_level_predictions): Likewise.
14961 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
14963 PR middle-end/77259
14964 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
14965 turning a call into __builtin_unreachable-like noreturn call, adjust
14966 gimple_call_set_fntype.
14967 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
14968 gimple_call_fntype has void return type.
14970 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
14972 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
14973 maybe_lookup_decl, to handle nested acc loop directives.
14975 2016-08-17 Richard Biener <rguenther@suse.de>
14977 PR tree-optimization/76490
14978 * tree-vrp.c (update_value_range): Preserve overflow infinities
14979 when intersecting with ranges from get_range_info.
14980 (operand_less_p): Handle overflow infinities correctly.
14981 (value_range_constant_singleton): Use vrp_operand_equal_p
14982 to handle overflow max/min correctly.
14983 (vrp_valueize): Likewise.
14984 (union_ranges): Likewise.
14985 (intersect_ranges): Likewise.
14986 (vrp_visit_phi_node): Improve iteration limitation to only
14987 apply when we'll possibly re-visit the PHI via a changed argument
14990 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
14992 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
14993 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
14994 rather than those that should not be built.
14996 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
14999 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
15001 2016-08-17 Richard Biener <rguenther@suse.de>
15003 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
15004 (verify_vssa): New function verifying virtual SSA form.
15005 (verify_ssa): Call it.
15006 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
15007 Do not apply loop-closed SSA handling to virtuals.
15008 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
15009 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
15010 when rewriting their symbol.
15011 (prepare_def_site_for): Likewise.
15012 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
15013 operands of moved stmts.
15015 2016-08-17 Richard Biener <rguenther@suse.de>
15017 PR tree-optimization/23855
15018 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
15019 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
15020 find guards to hoist. Do not update SSA form but rewrite virtuals
15021 into loop closed SSA.
15022 (find_loop_guard): Adjust to skip already hoisted guards. Do
15023 not mark virtuals for renaming or update SSA form.
15025 2016-08-17 Martin Liska <mliska@suse.cz>
15027 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
15028 a LONG_LONG_TYPE_SIZE comparison.
15029 * gcov-io.h: Remove macro definitions.
15030 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
15031 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
15034 2016-08-16 Jakub Jelinek <jakub@redhat.com>
15036 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
15037 that builtins not mentioned in bdesc_* arrays come first, then
15038 the ones mentioned in bdesc_* arrays in the order they appear in
15039 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
15040 IX86_BUILTIN__BDESC_*_LAST enumerator.
15041 (bdesc_mpx): Fix up a comment typo.
15042 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
15043 __builtin_ia32_vpcomneu[bwdq] builtins.
15044 (BDESC_VERIFY, BDESC_VERIFYS): Define.
15045 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
15046 enum ix86_builtins ordering.
15047 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
15048 for direct bdesc_* array member access instead of searching all the
15049 arrays until an fcode match is found.
15051 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
15053 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
15054 pattern as define_insn_and_split. Split insn before reload to
15056 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
15057 <shift_insn><mode>3_1.
15058 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
15059 <rotate_insn><mode>3_1.
15061 2016-08-16 David Malcolm <dmalcolm@redhat.com>
15064 * input.c (get_source_range_for_substring): Rename to...
15065 (get_source_location_for_substring): ...this, adding param
15066 "caret_idx", and converting output param from source_range * to
15068 (get_source_range_for_char): New function.
15069 (get_num_source_ranges_for_substring): Update comment to reflect
15071 (assert_char_at_range): Update to use get_source_range_for_char
15072 rather than get_source_range_for_substring.
15073 (test_lexer_string_locations_concatenation_2): Likewise.
15074 * substring-locations.h (get_source_range_for_substring): Rename
15076 (get_source_location_for_substring): ...this, and adding param
15077 "caret_idx", and converting output param from source_range * to
15080 2016-08-16 David Malcolm <dmalcolm@redhat.com>
15082 * input.c (class selftest::temp_source_file): Move to
15084 (selftest::temp_source_file::temp_source_file): Move to
15086 (selftest::temp_source_file::~temp_source_file): Likewise.
15087 * selftest.c (selftest::temp_source_file::temp_source_file): Move
15089 (selftest::temp_source_file::~temp_source_file): Likewise.
15090 * selftest.h (class selftest::temp_source_file): Move here from
15093 2016-08-16 Jakub Jelinek <jakub@redhat.com>
15096 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
15097 inlining, add cgraph edge for the added __builtin_unreachable call.
15099 PR middle-end/67485
15100 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
15101 only cast it to SHWI for the final comparison.
15103 2016-08-16 Martin Liska <mliska@suse.cz>
15105 PR gcov-profile/36412
15106 * doc/gcov.texi: Document --hash-filenames(-x).
15107 * gcov.c (print_usage): Add the option.
15108 (process_args): Process the option, sort options alphabetically.
15109 (md5sum_to_hex): New function.
15110 (make_gcov_file_name): Do the md5sum and append it to a
15113 2016-08-16 Bin Cheng <bin.cheng@arm.com>
15115 PR tree-optimization/69848
15116 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
15117 and swtich operands to avoid additional NOT instruction.
15118 (vcond<v_cmp_mixed><mode>): Ditto.
15119 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15121 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
15123 * doc/install.texi (*-*-solaris2*): Adjust latest change.
15125 2016-08-16 Richard Biener <rguenther@suse.de>
15127 PR tree-optimization/76783
15128 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
15129 BB visited flags at start.
15131 2016-08-16 Bin Cheng <bin.cheng@arm.com>
15133 PR tree-optimization/72817
15134 PR tree-optimization/73450
15135 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
15136 multiple_of_p for adjusted IV.base.
15138 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
15141 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
15142 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
15143 for !flag_finite_math_only or flag_signed_zeros.
15144 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
15145 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
15146 depend on flag_finite_math_only.
15147 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
15149 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
15150 (*ieee_smin<mode>3): Ditto.
15151 (*ieee_smax<mode>3): Ditto.
15152 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
15153 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
15155 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
15156 depend on flag_finite_math_only.
15157 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
15158 (*mmx_<code>v2sf3): Remove.
15159 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
15160 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
15161 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
15163 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
15165 PR rtl-optimization/73650
15166 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
15167 it is not a simple move.
15169 2016-08-15 Martin Liska <mliska@suse.cz>
15172 * gcc.c (do_spec_1): Call save_string with the right size.
15173 (save_string): Do an assert about string we copy.
15175 2016-08-15 Richard Biener <rguenther@suse.de>
15177 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
15178 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
15180 (pass_data_stv): Likewise.
15182 2016-08-15 Richard Biener <rguenther@suse.de>
15184 PR tree-optimization/73434
15185 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
15186 TBAA info on the base when forwarding a non-invariant address.
15188 2016-08-15 Jakub Jelinek <jakub@redhat.com>
15190 * dwarf2out.c (struct checksum_attributes): Add
15191 at_string_length_bit_size and at_string_length_byte_size fields.
15192 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
15193 and DW_AT_string_length_byte_size.
15194 (die_checksum_ordered): Handle at_string_length_bit_size and
15195 at_string_length_byte_size.
15196 (gen_array_type_die): For dwarf_version >= 5 emit
15197 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15198 (adjust_string_types): For dwarf_version >= 5 remove
15199 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15200 (resolve_addr): Likewise.
15203 * dwarf2out.c (string_types): New variable.
15204 (gen_array_type_die): Change early_dwarf handling of
15205 DW_AT_string_length, create DW_OP_call4 referencing the
15206 length var temporarily. Handle parameters that are pointers
15208 (adjust_string_types): New function.
15209 (gen_subprogram_die): Temporarily set string_types to local var,
15210 call adjust_string_types if needed.
15211 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
15213 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
15215 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
15217 * doc/install.texi (*-*-solaris2*): Fix version number and document
15218 requirement on GNU make for building libjava with the Solaris linker.
15220 2016-08-15 Martin Liska <mliska@suse.cz>
15221 Jakub Jelinek <jakub@redhat.com>
15223 PR tree-optimization/72824
15224 * tree-loop-distribution.c (const_with_all_bytes_same)
15225 <case VECTOR_CST>: Fix a typo.
15227 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
15230 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
15231 Renamed from _mm512_undefined_si512.
15232 (_mm_undefined_si512): New definition.
15234 2016-08-13 Richard Biener <rguenther@suse.de>
15236 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
15237 into PHIs and update the lattice for its def.
15239 2016-08-12 Jakub Jelinek <jakub@redhat.com>
15242 * ubsan.c (instrument_si_overflow): Pass true instead of false
15244 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
15245 of bbs. Return TODO_cleanup_cfg if any returned true.
15247 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15249 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
15250 ISA 3.0 MTVSRDD instruction.
15251 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
15254 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
15256 PR tree-optimization/71083
15257 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
15258 bitfield access when possible.
15260 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
15262 PR middle-end/71654
15263 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
15264 sign-changing cast from a shorter unsigned type to a wider
15267 2016-08-12 Jakub Jelinek <jakub@redhat.com>
15269 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
15270 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
15271 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
15273 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15275 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
15276 Correct costs for vec_construct.
15278 2016-08-12 Bin Cheng <bin.cheng@arm.com>
15280 PR tree-optimization/69848
15281 * tree-vectorizer.h (enum vect_def_type): New condition reduction
15282 type CONST_COND_REDUCTION.
15283 * tree-vect-loop.c (vectorizable_reduction): Support new condition
15284 reudction type CONST_COND_REDUCTION.
15286 2016-08-12 Richard Biener <rguenther@suse.de>
15288 PR tree-optimization/57326
15289 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
15290 returning an SSA name.
15291 (phi_translate_1): When fully_constant_expression returns a NAME
15292 make sure we have a leader for it.
15294 2016-08-12 Martin Liska <mliska@suse.cz>
15295 Adam Fineman <afineman@afineman.com>
15297 * gcov.c (process_file): Create .gcov file when .gcda
15300 2016-08-12 Marek Polacek <polacek@redhat.com>
15303 * alias.c (find_base_value): Adjust fall through comment.
15304 * cfgexpand.c (expand_debug_expr): Likewise.
15305 * combine.c (find_split_point): Likewise.
15306 (expand_compound_operation): Likewise. Add FALLTHRU.
15307 (make_compound_operation): Adjust fall through comment.
15308 (canon_reg_for_combine): Add FALLTHRU.
15309 (force_to_mode): Adjust fall through comment.
15310 (simplify_shift_const_1): Likewise.
15311 (simplify_comparison): Likewise.
15312 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
15314 * config/aarch64/predicates.md: Likewise.
15315 * config/i386/i386.c (function_arg_advance_32): Likewise.
15316 (ix86_gimplify_va_arg): Likewise.
15317 (print_reg): Likewise.
15318 (ix86_print_operand): Likewise.
15319 (ix86_build_const_vector): Likewise.
15320 (ix86_expand_branch): Likewise.
15321 (ix86_sched_init_global): Adjust fall through comment.
15322 (ix86_expand_args_builtin): Add FALLTHRU.
15323 (ix86_expand_builtin): Likewise.
15324 (ix86_expand_vector_init_one_var): Likewise.
15325 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
15326 (rs6000_adjust_cost): Likewise.
15327 (insn_must_be_first_in_group): Likewise.
15328 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
15329 * dbxout.c (dbxout_symbol): Adjust fall through comment.
15330 * df-scan.c (df_uses_record): Likewise.
15331 * dojump.c (do_jump): Add FALLTHRU.
15332 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
15334 (resolve_args_picking_1): Adjust fall through comment.
15335 (loc_list_from_tree_1): Likewise.
15336 * expmed.c (make_tree): Likewise.
15337 * expr.c (expand_expr_real_2): Add FALLTHRU.
15338 (expand_expr_real_1): Likewise. Adjust fall through comment.
15339 * fold-const.c (const_binop): Adjust fall through comment.
15340 (fold_truth_not_expr): Likewise.
15341 (fold_cond_expr_with_comparison): Add FALLTHRU.
15342 (fold_binary_loc): Likewise.
15343 (contains_label_1): Adjust fall through comment.
15344 (multiple_of_p): Likewise.
15345 * gcov-tool.c (process_args): Add FALLTHRU.
15346 * genattrtab.c (check_attr_test): Likewise.
15347 (write_test_expr): Likewise.
15348 * genconfig.c (walk_insn_part): Likewise.
15349 * genpreds.c (validate_exp): Adjust fall through comment.
15350 (needs_variable): Likewise.
15351 * gensupport.c (get_alternatives_number): Add FALLTHRU.
15352 (subst_dup): Likewise.
15353 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
15354 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
15355 (gimplify_scan_omp_clauses): Add FALLTHRU.
15356 (goa_stabilize_expr): Likewise.
15357 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
15359 * hsa-gen.c (get_address_from_value): Likewise.
15360 * ipa-icf.c (sem_function::hash_stmt): Likewise.
15361 * ira.c (ira_setup_alts): Add FALLTHRU.
15362 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
15364 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
15365 * opts.c (common_handle_option): Likewise.
15366 * read-rtl.c (read_rtx_code): Likewise.
15367 * real.c (round_for_format): Likewise.
15368 * recog.c (asm_operand_ok): Likewise.
15369 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
15370 * reload1.c (set_label_offsets): Likewise.
15371 (eliminate_regs_1): Likewise.
15372 (reload_reg_reaches_end_p): Likewise.
15373 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
15374 (rtx_cost): Likewise.
15375 * sched-rgn.c (is_exception_free): Likewise.
15376 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
15377 * stor-layout.c (int_mode_for_mode): Likewise.
15378 * toplev.c (print_to_asm_out_file): Likewise.
15379 (print_to_stderr): Likewise.
15380 * tree-cfg.c (gimple_verify_flow_info): Likewise.
15381 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
15382 (chrec_fold_multiply): Likewise.
15383 (evolution_function_is_invariant_rec_p): Likewise.
15384 (for_each_scev_op): Likewise.
15385 * tree-data-ref.c (siv_subscript_p): Likewise.
15386 (get_references_in_stmt): Likewise.
15387 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
15388 (substitute_in_expr): Likewise.
15389 (type_cache_hasher::equal): Likewise.
15390 (walk_type_fields): Likewise.
15391 * var-tracking.c (adjust_mems): Add FALLTHRU.
15392 (set_dv_changed): Adjust fall through comment.
15393 * varasm.c (default_function_section): Add FALLTHRU.
15395 2016-08-12 Marek Polacek <polacek@redhat.com>
15398 * tree-complex.c (expand_complex_division): Add missing break.
15400 2016-08-12 Richard Biener <rguenther@suse.de>
15402 * passes.c (execute_todo): Do not push/pop TV_TODO.
15403 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
15404 (execute_one_pass): Likewise.
15405 * common.opt (ftime-report-details): New switch.
15406 * doc/invoke.texi (ftime-report-details): Document.
15407 * timevar.h (timer::print_row): Adjust signature.
15408 (timer::all_zero): New static helper.
15409 (timer::child_map_t): New typedef.
15410 (timer::time_var_def): Add children field.
15411 * timevar.c (timer::named_items::print): Adjust.
15412 (timer::~timer): Free timevar recorded children.
15413 (timer::pop_internal): When -ftime-report-details record
15414 time spent in sub-timevars.
15415 (timer::print_row): Adjust.
15416 (timer::print): Print sub-timevar stats, use all_zero.
15417 * timevar.def (TV_TODO): Remove.
15419 2016-08-12 Richard Biener <rguenther@suse.de>
15421 PR tree-optimization/72851
15422 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
15423 worklists to use bitmaps indexed in execution order.
15424 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
15425 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
15426 (cfg_blocks): Make a bitmap.
15427 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
15429 (cfg_blocks_empty_p): Adjust.
15430 (cfg_blocks_add): Likewise.
15431 (cfg_blocks_get): Likewise.
15432 (add_ssa_edge): Likewise.
15433 (add_control_edge): Likewise.
15434 (simulate_stmt): Likewise.
15435 (process_ssa_edge_worklist): Likewise.
15436 (simulate_block): Likewise.
15437 (ssa_prop_init): Compute PRE order and stmt UIDs.
15438 (ssa_prop_fini): Adjust.
15439 (ssa_propagate): Adjust.
15441 2016-08-12 Richard Biener <rguenther@suse.de>
15443 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
15444 the currently executable edges have fixed ranges. Always
15445 go through update_value_range.
15447 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
15451 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
15452 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
15453 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
15454 (LANG_HOOKS_DECLS): Add it.
15455 * langhooks.h (struct lang_hooks_for_decls): Add
15456 function_decl_defaulted. Const_tree-ify
15457 function_decl_explicit_p and function_decl_deleted_p.
15458 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
15459 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
15460 also at strict DWARF v5.
15463 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
15464 TYPE_QUAL_CONST in reference-typed decls.
15467 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
15468 in DW_OP_pieces, just enough to handle pointers to member
15470 (gen_remaining_tmpl_value_param_die_attribute): Use a location
15471 expression on DWARFv5 if a constant value doesn't work.
15473 2016-08-11 David Malcolm <dmalcolm@redhat.com>
15475 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
15476 * selftest.c (selftest::test_assertions): New function.
15477 (selftest::selftest_c_tests): New function.
15478 * selftest.h (selftest::selftest_c_tests): New declaration.
15480 2016-08-11 Richard Biener <rguenther@suse.de>
15481 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15483 PR rtl-optimization/72855
15484 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
15486 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15489 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
15490 (vsx_store_<mode>): Likewise.
15492 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15494 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
15495 TImode CONST_WIDE_INT store.
15496 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
15498 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15500 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
15501 mode if unaligned SSE load and store are optimal.
15503 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15505 PR tree-optimization/71083
15506 * tree-predcom.c (ref_at_iteration): Correctly align the
15509 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15511 * config/s390/s390-builtin-types.def: Add INT128 types.
15512 * config/s390/s390-builtins.def: Add INT128 variants for the add
15513 sub low-level builtins dealing with TImode.
15514 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
15515 via subreg when expanding a builtin.
15516 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
15517 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
15519 * config/s390/vecintrin.h: Adjust builtin names accordingly.
15520 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
15521 ("vec_addc<mode>", "vec_addc_u128"): Merge to
15522 "vacc<bhfgq>_<mode>".
15523 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
15524 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
15525 ("vec_subc<mode>", "vec_subc_u128"): Merge to
15526 "vscbi<bhfgq>_<mode>".
15527 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
15528 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
15530 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15532 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
15534 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15536 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
15537 unused declaration.
15538 (vcond<v_cmp_mixed><mode>): Ditto.
15539 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15541 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15543 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
15544 variable explicitly, also assert on it before use.
15546 2016-08-11 Richard Biener <rguenther@suse.de>
15548 PR tree-optimization/72772
15549 * cfgloopmanip.c (create_preheader): Use split_edge if there
15550 is a single loop entry, avoiding degenerate PHIs.
15552 2016-08-11 Richard Biener <rguenther@suse.de>
15554 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
15555 unconditional TODO_cleanup_cfg.
15556 (pass_thread_jumps::execute): Initialize loops, perform a CFG
15557 cleanup only if we threaded a jump.
15559 2016-08-11 Alan Modra <amodra@gmail.com>
15562 * lra-constraints.c (simplify_operand_subreg): Allow subreg
15563 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
15564 slow. Emit two reloads for slow mem case, first loading in
15565 fast innermode, then converting to required mode.
15567 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
15569 * config/rs6000/altivec.h (vec_extract_exp): New macro.
15570 (vec_extract_sig): New macro.
15571 (vec_insert_exp): New macro.
15572 (vec_test_data_class): New macro.
15573 (scalar_extract_exp): New macro.
15574 (scalar_extract_sig): New macro.
15575 (scalar_insert_exp): New macro.
15576 (scalar_test_data_class): New macro.
15577 (scalar_test_neg): New macro.
15578 (scalar_cmp_exp_gt): New macro.
15579 (scalar_cmp_exp_lt): New macro.
15580 (scalar_cmp_exp_eq): New macro.
15581 (scalar_cmp_exp_unordered): New macro.
15582 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
15583 to enforce constraint that operand is a 7-bit unsigned literal.
15584 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
15585 for power9 built-ins.
15586 (BU_P9V_VSX_2): Likewise.
15587 (BU_P9V_64BIT_VSX_2): Likewise.
15588 (VSEEDP): Add scalar extract exponent support.
15589 (VSEESP): Add scalar extract signature support.
15590 (VSTDCNDP): Add scalar test negative support.
15591 (VSTDCNSP): Likewise.
15592 (VSIEDP): Add scalar insert exponent support.
15593 (VSCEDPGT): Add scalar compare exponent greater than support.
15594 (VSCEDPLT): Add scalar compare exponent less than support.
15595 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
15596 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
15597 (VSTDCDP): Add scalar test data class support.
15598 (VSTDCSP): Likewise.
15599 (VSEEDP): Add overload support for scalar extract exponent
15601 (VSESDP): Add overload support for scalar extract signature
15603 (VSTDCN): Add overload support for scalar test negative
15605 (VSTDCNDP): Add overload support for scalar test negative
15607 (VSTDCNSP): Add overload support for scalar test negative
15609 (VSIEDP): Add overload support for scalar insert exponent
15611 (VSTDC): Add overload support for scalar test data class
15613 (VSTDCDP): Add overload support for scalar test data class
15615 (VSTDCSP): Add overload support for scalar test data class
15617 (VSCEDPGT): Add overload support for scalar compare exponent
15618 greater than operation.
15619 (VSCEDPLT): Add overload support for scalar compare exponent
15620 less than operation.
15621 (VSCEDPEQ): Add overload support for scalar compare exponent
15622 test-for-equality operation.
15623 (VSCEDPUO): Add overload support for scalar compare exponent
15624 test-for-unordered operation.
15625 (VEEDP): Add vector extract exponent support.
15627 (VESDP): Add vector extract significand support.
15629 (VIEDP): Add vector insert exponent support.
15631 (VTDCDP): Add vector test data class support.
15632 (VTDCSP): Likewise.
15633 (VES): Add overload support for vector extract significand operation.
15636 (VEE): Add overload support for vector extract exponent operation.
15639 (VTDC): Add overload support for vector test data class operation.
15640 (VTDCDP): Likewise.
15641 (VTDCSP): Likewise.
15642 (VIE): Add overload support for vector insert exponent operation.
15645 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15646 overloaded binary floating point functions.
15647 (altivec_resolve_overloaded_builtin): Improve error messages to
15648 distinguish between functions not supported in the current
15649 compiler configuration and functions that were invoked with an
15650 invalid parameter combination, and include the built-in function
15651 name in both error messages.
15652 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
15654 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
15656 (rs6000_expand_binop_builtin): Add check to enforce that argument
15657 2 of the test data class operations is a 7-bit unsigned literal.
15658 (rs6000_invalid_builtin): Add code to issue an error message if a
15659 built-in function that requires the power9_vector and -m32
15660 command-line options is compiled without these options.
15661 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
15662 (UNSPEC_VSX_SXSIGDP): New value.
15663 (UNSPEC_VSX_SXSIGPDP): New value.
15664 (UNSPEC_VSX_SIEXPDP): New value.
15665 (UNSPEC_VSX_SCMPEXPDP): New value.
15666 (UNSPEC_VSX_STSTDC): New value.
15667 (UNSPEC_VSX_VXEXP): New value.
15668 (UNSPEC_VSX_VXSIG): New value.
15669 (UNSPEC_VSX_VIEXP): New value.
15670 (UNSPEC_VSX_VTSTDC): New value.
15671 (xsxexpdp): New insn for scalar extract exponent.
15672 (xsxsigdp): New insn for scalar extract significand.
15673 (xsiexpdp): New insn for scalar insert exponent.
15674 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
15675 (*xscmpexpdp): New insn for scalar compare exponents.
15676 (xststdc<Fvsx): New expansion for both single- and
15677 double-precision scalar test data class operations.
15678 (xststdcneg<Fvsx>): New expansion for both single- and
15679 double-precision scalar test for negative value operations.
15680 (*xststdc<Fvsx>): New insn for scalar test data class
15682 (xvxexp<VSs>): New insn for single- and double-precision
15683 vector extract exponent operation.
15684 (xvxsig<VSs>): New insn for single- and double-precision
15685 vector extract significand operation.
15686 (xviexp<VSs>): New insn for single- and double-precision
15687 vector insert exponent operation.
15688 (xvtstdc<VSs>): New insn for single- and double-precision
15689 vector test data class operation.
15690 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15691 built-in functions to represent the Power9 binary floating-point
15692 support instructions.
15694 2016-08-10 bin cheng <bin.cheng@arm.com>
15696 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
15698 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15699 Renlin Li <renlin.li@arm.com>
15700 Bin Cheng <bin.cheng@arm.com>
15702 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
15703 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
15704 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
15705 (aarch64_vcond_internal<mode><mode>): Delete pattern.
15706 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
15707 (vcond<v_cmp_result><mode>): Ditto.
15708 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
15709 (vcondu<mode><mode>): Ditto.
15710 (vcond<v_cmp_mixed><mode>): New pattern.
15711 (vcondu<mode><v_cmp_mixed>): New pattern.
15712 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
15713 of aarch64_vcond_internal.
15715 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15716 Renlin Li <renlin.li@arm.com>
15717 Bin Cheng <bin.cheng@arm.com>
15719 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
15720 (vec_cmp<mode><v_cmp_result>): New pattern.
15721 (vec_cmpu<mode><mode>): New pattern.
15722 (vcond_mask_<mode><v_cmp_result>): New pattern.
15724 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
15726 PR tree-optimization/71734
15727 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
15728 REF_LOOP, invoke ref_indep_loop_p_1.
15729 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
15730 to ref_indep_loop_p.
15731 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
15732 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
15733 is inside LOOP, do not cache dpendence value for loops with
15735 (ref_indep_loop_p_2): Delete function.
15736 (can_sm_ref_p): Pass LOOP as additional argument to
15739 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
15742 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
15743 being an offsettable address.
15745 2016-08-10 Martin Liska <mliska@suse.cz>
15747 PR gcov-profile/58306
15748 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
15749 atomic variants of profile update functions.
15751 2016-08-10 Martin Liska <mliska@suse.cz>
15753 Cherry picked (and modified) from google-4_7 branch
15754 2012-12-26 Rong Xu <xur@google.com>
15755 * common.opt (fprofile-update): Add new flag.
15756 * coretypes.h: Define enum profile_update.
15757 * doc/invoke.texi: Document -fprofile-update.
15758 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
15759 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
15760 * tree-profile.c (gimple_init_edge_profiler): Generate
15761 also atomic profiler update.
15762 (gimple_gen_edge_profiler): Likewise.
15764 2016-08-10 David Malcolm <dmalcolm@redhat.com>
15766 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
15767 stack_usage_file to NULL after fclose calls.
15769 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15772 * reload.c (push_reload): Compute subreg_in_class for
15773 subregs of constants and plus expressions. Remove special
15774 handling of SYMBOL_REFs.
15776 2016-08-10 Alan Modra <amodra@gmail.com>
15779 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
15780 SImode for TARGET_E500_DOUBLE when given SImode.
15782 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
15784 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
15785 unused variable __O.
15787 2016-08-09 Martin Liska <mliska@suse.cz>
15789 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
15790 _gcov_reset to __gcov_reset.
15791 * doc/gcov-tool.texi: Fix typo.
15793 2016-08-09 Martin Liska <mliska@suse.cz>
15795 * value-prof.c (gimple_divmod_values_to_profile): Do not
15796 instrument MOD histogram if a value is not a SSA name.
15798 2016-08-09 Martin Liska <mliska@suse.cz>
15800 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
15803 2016-08-09 Renlin Li <renlin.li@arm.com>
15805 PR middle-end/64971
15806 * calls.c (prepare_call_address): Convert funexp to Pmode when
15808 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
15809 (sibcall_value): Likewise.
15811 2016-08-09 Marek Polacek <polacek@redhat.com>
15814 * cselib.c (cselib_expand_value_rtx_1): Add return.
15815 * gengtype.c (dbgprint_count_type_at): Likewise.
15816 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
15817 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
15819 2016-08-09 Martin Jambor <mjambor@suse.cz>
15822 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
15823 if instance is a MEM_REF.
15825 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
15828 * config/i386/i386.md (*movtf_internal): Use
15829 lra_in_progress || reload_completed instead of !can_create_pseudo_p
15830 in the insn constraint.
15831 (*movxf_internal): Ditto.
15832 (*movdf_internal): Ditto.
15833 (*movsf_internal): Ditto.
15835 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15837 PR tree-optimization/72772
15838 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
15841 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15843 PR tree-optimization/72772
15844 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
15846 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
15847 parameter STOP and update calls. Move expand_simple_operations
15848 function call from here...
15849 (simplify_using_initial_conditions): ...to here. Delete parameter
15851 (tree_simplify_using_condition): Delete parameter STOP.
15852 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
15853 simplify_using_initial_conditions.
15855 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
15858 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
15859 Use create_tmp_var_raw instead of create_tmp_var.
15861 2016-08-09 Richard Biener <rguenther@suse.de>
15863 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
15864 Treat same SSA names related.
15866 2016-08-09 Jakub Jelinek <jakub@redhat.com>
15868 PR tree-optimization/72824
15869 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
15870 real_zerop is not negative.
15872 2016-08-09 Richard Biener <rguenther@suse.de>
15874 PR tree-optimization/71802
15875 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
15876 all merge opportunities with the predecessor.
15878 2016-08-09 Richard Biener <rguenther@suse.de>
15881 * ipa-prop.c (ipa_modify_formal_parameters): Build
15882 parameter types with natural alignment also for the
15885 2016-08-08 Andi Kleen <ak@linux.intel.com>
15887 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
15889 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15892 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
15893 do-nothing langhook.
15894 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
15895 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
15896 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
15897 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
15899 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15902 * input.c: Ensure that HAVE_ICONV is defined.
15904 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15906 PR middle-end/72781
15907 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
15908 private vars for lastprivate and for linear iterator.
15910 PR middle-end/68762
15911 * omp-simd-clone.c: Include varasm.h.
15912 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
15913 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
15914 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
15915 update function name.
15917 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15919 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
15920 (avr_diagnose_devicespecs_error): Remove.
15921 (avr_devicespecs_file): Remove composing absolute path for specfile
15922 and its verbose info. Remove conditions to check specs-file,
15924 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15926 PR rtl-optimization/72821
15927 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
15928 just return false for them.
15930 2016-08-08 Alan Modra <amodra@gmail.com>
15933 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
15934 toc refs created during reload. Update function comment.
15936 2016-08-08 Alan Modra <amodra@gmail.com>
15939 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
15940 alternatives. Put loads first, then stores, and reg/reg moves
15941 within same class later. Delete attr length.
15943 2016-08-08 Alan Modra <amodra@gmail.com>
15946 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
15947 (mem_operand_ds_form): New predicate.
15948 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
15949 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
15950 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
15951 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
15952 (extendsfdf2_fpr): Replace o constraint with wY.
15954 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
15956 * tree-ssa-threadbackward.c: Include tree-inline.h
15957 (profitable_jump_thread_path): Use estimate_num_insns to estimate
15958 size of copied block; for cold paths reduce duplication.
15959 (find_jump_threads_backwards): Remove redundant tests.
15960 (pass_thread_jumps::gate): Enable for -Os.
15962 2016-08-07 Jakub Jelinek <jakub@redhat.com>
15965 * stor-layout.c (layout_decl): Fix up formatting.
15966 (relayout_decl): Allow DECL to be FIELD_DECL.
15968 2016-08-07 Alan Modra <amodra@gmail.com>
15970 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
15972 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
15974 * data-streamer-in.c (streamer_read_wide_int): New.
15975 (streamer_read_widest_int): Renamed function.
15976 * data-streamer-out.c (streamer_write_wide_int): New
15977 (streamer_write_widest_int): Renamed function.
15978 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
15980 (input_cfg): Call renamed function.
15981 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
15983 (output_cfg): Call renamed function.
15984 * data-streamer.h: Add declarations.
15986 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15988 * tree-ssa-ccp.c (extend_mask): New param sgn.
15989 Remove ORing with wi::mask.
15990 (get_default_value): Adjust call to extend_mask to pass sign.
15991 (evaluate_stmt): Likewise.
15993 2016-08-06 Jakub Jelinek <jakub@redhat.com>
15995 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
15998 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16000 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
16001 transform if operand's type is pointer to function or method.
16003 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
16005 PR tree-optimization/18046
16006 * tree-ssa-threadedge.c: Include cfganal.h.
16007 (simplify_control_statement_condition): If simplifying a
16008 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
16009 with the dominating ASSERT_EXPR before handing it off to VRP.
16010 Mention that a CASE_LABEL_EXPR may be returned.
16011 (thread_around_empty_blocks): Adjust to handle
16012 simplify_control_statement_condition() returning a
16014 (thread_through_normal_block): Likewise.
16015 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
16016 a switch statement by trying to determine which case label
16019 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
16021 PR rtl-optimization/69847
16022 * lra-constraints.c (process_invariant_for_inheritance): Save
16023 pattern instead of src.
16024 (remove_inheritance_pseudos): Use the pattern. Add assert.
16026 2016-08-05 David Malcolm <dmalcolm@redhat.com>
16028 * input.c (string_concat::string_concat): New constructor.
16029 (string_concat_db::string_concat_db): New constructor.
16030 (string_concat_db::record_string_concatenation): New method.
16031 (string_concat_db::get_string_concatenation): New method.
16032 (string_concat_db::get_key_loc): New method.
16033 (class auto_cpp_string_vec): New class.
16034 (get_substring_ranges_for_loc): New function.
16035 (get_source_range_for_substring): New function.
16036 (get_num_source_ranges_for_substring): New function.
16037 (class selftest::lexer_test_options): New class.
16038 (struct selftest::lexer_test): New struct.
16039 (class selftest::ebcdic_execution_charset): New class.
16040 (selftest::ebcdic_execution_charset::s_singleton): New variable.
16041 (selftest::lexer_test::lexer_test): New constructor.
16042 (selftest::lexer_test::~lexer_test): New destructor.
16043 (selftest::lexer_test::get_token): New method.
16044 (selftest::assert_char_at_range): New function.
16045 (ASSERT_CHAR_AT_RANGE): New macro.
16046 (selftest::assert_num_substring_ranges): New function.
16047 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
16048 (selftest::assert_has_no_substring_ranges): New function.
16049 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
16050 (selftest::test_lexer_string_locations_simple): New function.
16051 (selftest::test_lexer_string_locations_ebcdic): New function.
16052 (selftest::test_lexer_string_locations_hex): New function.
16053 (selftest::test_lexer_string_locations_oct): New function.
16054 (selftest::test_lexer_string_locations_letter_escape_1): New function.
16055 (selftest::test_lexer_string_locations_letter_escape_2): New function.
16056 (selftest::test_lexer_string_locations_ucn4): New function.
16057 (selftest::test_lexer_string_locations_ucn8): New function.
16058 (selftest::uint32_from_big_endian): New function.
16059 (selftest::test_lexer_string_locations_wide_string): New function.
16060 (selftest::uint16_from_big_endian): New function.
16061 (selftest::test_lexer_string_locations_string16): New function.
16062 (selftest::test_lexer_string_locations_string32): New function.
16063 (selftest::test_lexer_string_locations_u8): New function.
16064 (selftest::test_lexer_string_locations_utf8_source): New function.
16065 (selftest::test_lexer_string_locations_concatenation_1): New
16067 (selftest::test_lexer_string_locations_concatenation_2): New
16069 (selftest::test_lexer_string_locations_concatenation_3): New
16071 (selftest::test_lexer_string_locations_macro): New function.
16072 (selftest::test_lexer_string_locations_stringified_macro_argument):
16074 (selftest::test_lexer_string_locations_non_string): New function.
16075 (selftest::test_lexer_string_locations_long_line): New function.
16076 (selftest::test_lexer_char_constants): New function.
16077 (selftest::input_c_tests): Call the new test functions once per
16078 case within the line_table test matrix.
16079 * input.h (struct string_concat): New struct.
16080 (struct location_hash): New struct.
16081 (class string_concat_db): New class.
16082 * substring-locations.h: New header.
16084 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
16086 PR tree-optimization/72810
16087 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
16088 the type of the case labels when truncating.
16090 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
16093 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
16094 (aarch64_fp16_ptr_type_node): Likewise.
16095 * config/aarch64/aarch64-simd-builtins.c
16096 (aarch64_fp16_ptr_type_node): Define.
16097 (aarch64_init_fp16_types): New, refactored out of...
16098 (aarch64_init_builtins): ...here, update to call
16099 aarch64_init_fp16_types.
16100 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
16102 (aapcs_vfp_sub_candidate): Likewise.
16104 2016-08-05 Martin Liska <mliska@suse.cz>
16105 Joshua Cranmer <Pidgeot18@gmail.com>
16107 * gcov.c (line_t::has_block): New function.
16108 (enum loop_type): New enum.
16109 (handle_cycle): New function.
16110 (unblock): Likewise.
16111 (circuit): Likewise.
16112 (get_cycles_count): Likewise.
16113 (accumulate_line_counts): Use new loop detection algorithm.
16115 2016-08-05 Martin Liska <mliska@suse.cz>
16117 * gcov.c (output_intermediate_file): Rename
16118 function_info::line_next to next_file_fn.
16119 (process_file): Likewise.
16120 (read_graph_file): Likewise.
16121 (accumulate_line_counts): Likewise.
16122 (output_lines): Likewise.
16124 2016-08-05 Richard Biener <rguenther@suse.de>
16126 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
16127 restriction on threading to a loop header.
16129 2016-08-05 Richard Biener <rguenther@suse.de>
16131 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
16132 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
16133 adjust loop info accordingly.
16135 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
16137 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
16138 before folding call to __builtin_constant_p with parameters to false.
16140 2016-08-05 Alan Modra <amodra@gmail.com>
16142 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
16143 code accidentally committed 2016-05-02 providing class when given
16146 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
16148 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
16149 the case label ranges that partially overlap with OP's value
16152 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
16155 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
16156 Cast builtin function result to __mmask16 instead of __mmask8.
16157 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16158 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
16159 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16161 2016-08-04 David Malcolm <dmalcolm@redhat.com>
16163 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
16164 (ASSERT_TRUE_AT): New macro.
16165 (ASSERT_FALSE): Reimplement in terms of...
16166 (ASSERT_FALSE_AT): New macro.
16167 (ASSERT_STREQ_AT): Fix typo in comment.
16169 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
16171 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
16172 labels are exhaustive, designate the label with the widest
16173 range to be the default label.
16175 2016-08-04 Andrew Pinski <apinski@cavium.com>
16177 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
16178 (thunderx_tunings): Use thunderx_vector_cost instead of
16179 generic_vector_cost.
16181 2016-08-04 Martin Liska <mliska@suse.cz>
16183 * gcov.c (main): Fix GNU coding style.
16184 (output_intermediate_file): Likewise.
16185 (process_file): Likewise.
16186 (generate_results): Likewise.
16187 (release_structures): Likewise.
16188 (create_file_names): Likewise.
16189 (find_source): Likewise.
16190 (read_graph_file): Likewise.
16191 (find_exception_blocks): Likewise.
16192 (canonicalize_name): Likewise.
16193 (make_gcov_file_name): Likewise.
16194 (mangle_name): Likewise.
16195 (accumulate_line_counts): Likewise.
16196 (output_branch_count): Likewise.
16197 (read_line): Likewise.
16199 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
16201 PR rtl-optimization/71779
16202 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
16203 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
16204 or if it was truncated.
16206 PR rtl-optimization/70903
16207 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
16209 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
16211 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
16212 accessing SSA_NAME_PTR_INFO.
16214 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
16217 * common/config/avr/avr-common.c (avr_option_optimization_table)
16218 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
16220 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
16223 * config/avr/avr.md: New pattern to work around do_store_flag
16224 generating shift instructions for bit extractions.
16226 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
16228 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
16230 (add_equivalence): Likewise.
16231 (get_value_range): Allocate value range with vrp_value_range_pool.
16232 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
16233 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
16235 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
16237 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
16238 the default for the rs6000 port.
16240 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
16242 PR middle-end/71876
16243 * calls.c (special_function_p): Remove special handling of
16244 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
16245 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
16246 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
16248 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
16250 PR middle-end/72778
16251 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
16252 Don't stop on regular insns.
16254 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
16256 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
16257 size to DImode boundary.
16258 (nvptx_propagate): Likewise.
16260 2016-08-03 Alan Modra <amodra@gmail.com>
16262 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
16263 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
16264 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
16265 from -mefficient-unaligned-vector. Note that this affects fp too.
16267 2016-08-03 Alan Modra <amodra@gmail.com>
16269 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
16272 2016-08-03 Alan Modra <amodra@gmail.com>
16274 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
16275 to a reg. Localize vars.
16277 2016-08-03 Alan Modra <amodra@gmail.com>
16279 * config/rs6000/rs6000.opt: Remove negatives from help strings
16282 2016-08-03 Alan Modra <amodra@gmail.com>
16284 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
16285 Delete duplicated code.
16287 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
16289 PR middle-end/72778
16290 * lra-spills.c (regno_in_use_p): New.
16291 (lra_final_code_change): Use it.
16293 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
16295 PR rtl-optimization/69847
16296 * lra-int.h (struct lra-reg): Use restore_rtx instead of
16298 (lra_rtx_hash): New.
16299 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
16301 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
16302 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
16303 * lra-spills.c (lra_final_code_change): Don't delete insn when the
16304 next insn is USE with the same reg as the current insn source.
16305 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
16307 (lra_constraints_init): Call initiate_invariants.
16308 (lra_constraints_finish): Call finish_invariants.
16309 (struct invariant, invariant_t, invariant_ptr_t): New.
16310 (const_invariant_ptr_t, invariants, invariants_pool): New.
16311 (invariant_table, invariant_hash, invariant_eq_p): New.
16312 (insert_invariant, initiate_invariants, finish_invariants): New.
16313 (clear_invariants, invalid_invariant_regs): New.
16314 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
16315 instead of restore_regno.
16316 (invariant_p, process_invariant_for_inheritance): New.
16317 (inherit_in_ebb): Implement invariant inheritance.
16318 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
16319 (remove_inheritance_pseudos): Implement undoing invariant
16321 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
16322 instead of restore_regno.
16323 * lra-assigns.c (regno_live_length): New.
16324 (reload_pseudo_compare_func): Use regno_live_length.
16325 (assign_by_spills): Use restore_rtx instead of restore_regno.
16326 (lra_assign): Ditto. Initiate regno_live_length.
16328 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
16330 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
16331 __builtin_aarch64_fmindf.
16333 2016-08-02 Bin Cheng <bin.cheng@arm.com>
16335 PR tree-optimization/34114
16336 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
16337 information for more control IVs.
16339 2016-08-02 Bin Cheng <bin.cheng@arm.com>
16341 PR tree-optimization/34114
16342 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
16343 PLUS_EXPR case. Handle SSA_NAME case.
16345 2016-08-02 Tamar Christina <tamar.christina@arm.com>
16347 * config/aarch64/aarch64-simd-builtins.def
16348 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
16349 (__builtin_aarch64_fmaxdf): Likewise.
16350 (__builtin_aarch64_smin_nandf): Likewise.
16351 (__builtin_aarch64_smax_nandf): Likewise.
16352 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
16353 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
16354 (<fmaxmin><mode>3): ...this.
16355 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
16356 (vminnm_f64): Likewise.
16357 (vmin_f64): Likewise.
16358 (vmax_f64): Likewise.
16359 * config/aarch64/iterators.md (FMAXMIN): Merge with...
16360 (FMAXMIN_UNS): ...this.
16361 (fmaxmin): Merged with
16362 (fmaxmin_op): ...this...
16363 (maxmin_uns_op): ...in to this.
16365 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16367 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16368 Add support for vec_extract on vector float, vector int, vector
16369 short, and vector char vector types.
16370 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16371 vector float, vector int, vector short, and vector char
16372 optimizations on 64-bit ISA 2.07 systems for both constant and
16373 variable element numbers.
16374 (rs6000_split_vec_extract_var): Likewise.
16375 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
16376 Altivec registers on ISA 2.07 and above.
16377 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
16378 which never was matched due to the split occuring before register
16379 allocation (and the code would not have worked on little endian
16380 systems if it did match). Allow extracts to go to the Altivec
16381 registers if ISA 2.07 (power8). Change from using "" around the
16382 C++ code to using {}'s.
16383 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
16384 vec_extracts when the vector is in memory.
16385 (vsx_extract_v4sf_var): New insn to optimize vector float
16386 vec_extracts when the element number is variable on 64-bit ISA
16388 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
16389 for 64-bit ISA 2.07 as well as ISA 3.0.
16390 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
16391 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
16392 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
16393 optimize vector int, vector short, and vector char vec_extracts
16394 when the vector is in memory.
16395 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
16396 optimize vector int, vector short, and vector char vec_extracts
16397 when the element number is variable.
16399 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16402 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
16403 does not overlap with other symbol flags.
16405 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
16407 * config/aarch64/aarch64.h (aarch64_frame):
16408 Remove padding0 and hardfp_offset. Add locals_offset,
16409 initial_adjust, callee_adjust, callee_offset and final_adjust.
16410 * config/aarch64/aarch64.c (aarch64_layout_frame):
16411 Remove unused padding0 and hardfp_offset initializations.
16412 Choose frame layout and set frame variables accordingly.
16413 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
16414 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
16415 (aarch64_pop_regs): Likewise.
16416 (aarch64_expand_prologue): Remove all decision code, just emit
16417 prolog according to frame variables.
16418 (aarch64_expand_epilogue): Remove all decision code, just emit
16419 epilog according to frame variables.
16420 (aarch64_initial_elimination_offset): Use offset to local/arg area.
16422 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
16425 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
16426 fix_debug_reg_uses after changing source register mode to
16427 V1TImode if source register is undefined.
16429 2015-08-01 Alan Hayward <alan.hayward@arm.com>
16431 PR tree-optimization/71818
16432 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
16433 with non invariant evolutions
16435 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16438 * config/avr/avr.md (length) [branch]: Correct insn length
16439 attribute for forward branches.
16441 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16443 * doc/extend.texi (AVR Built-in Functions): Document
16444 __builtin_avr_nops.
16445 * config/avr/builtins.def (NOPS): New.
16446 * config/avr/avr.c (avr_expand_nops): New static function.
16447 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
16449 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16451 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
16452 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
16455 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
16457 * config/aarch64/aarch64.c (vulcan_tunings): Update
16458 vulcan L1 cache_line_size.
16460 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16462 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
16463 function that takes a vector memory address, a hard register, an
16464 element number and a temporary base register, and recreates an
16465 address that points to the appropriate element within the vector.
16466 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
16467 (rs6000_split_vec_extract_var): Add support for the target of a
16468 vec_extract with variable element number being a scalar memory
16470 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
16472 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
16473 vsx_extract_<mode>_load insn with a new insn that optimizes
16474 storing either element to a memory location, using scratch
16475 registers to pick apart the vector and reconstruct the address.
16476 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
16477 (vsx_extract_<mode>_store): Rework alternatives to more correctly
16478 support Altivec registers. Add support for ISA 3.0 Altivec d-form
16480 (vsx_extract_<mode>_var): Add support for extracting a variable
16481 element number from memory.
16483 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16485 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
16486 when testing for compares against constants of the form 0xabab.
16488 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16490 PR tree-optimization/57558
16491 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
16493 (vect_loop_versioning): Support versioning with niter assumptions.
16494 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
16495 (vect_get_loop_niters): New parameter. Reimplement to support
16496 assumptions in loop niter info.
16497 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
16498 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
16499 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
16500 Support loop versioning for niters.
16501 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
16502 (vect_free_loop_info_assumptions): New function.
16503 (vectorize_loops): Free loop niter info for loops with flag
16504 LOOP_F_ASSUMPTIONS set if vectorization failed.
16505 * tree-vectorizer.h (struct _loop_vec_info): New field
16506 num_iters_assumptions.
16507 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
16508 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
16509 (LOOP_REQUIRES_VERSIONING): New macro.
16510 (vect_free_loop_info_assumptions): New decl.
16512 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16514 * cfgloop.h (struct loop): New field constraints.
16515 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
16516 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
16518 * cfgloop.c (alloc_loop): Initialize new field.
16519 * cfgloopmanip.c (copy_loop_info): Copy constraints.
16520 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
16521 Adjust niter analysis wrto loop constraints.
16522 * doc/loop.texi (@node Number of iterations): Add description for loop
16525 2016-07-29 Marek Polacek <polacek@redhat.com>
16528 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
16529 (ix86_expand_round_builtin): Likewise.
16531 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
16532 Georg-Johann Lay <avr@gjlay.de>
16534 PR rtl-optimization/71976
16535 * combine.c (get_last_value): Return 0 if the argument for which
16536 the function is called has a wider mode than the recorded value.
16538 2016-07-29 Marek Polacek <polacek@redhat.com>
16541 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
16542 (altivec_expand_st_builtin): Likewise.
16544 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16546 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
16547 introduced in r238381.
16549 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
16551 PR middle-end/68217
16552 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
16553 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
16555 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
16557 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
16559 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16560 Add support for vec_extract of vector double or vector long having
16561 a variable element number on 64-bit ISA 2.07 systems or newer.
16562 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
16564 (rs6000_split_vec_extract_var): New function to split a
16565 vec_extract built-in function with variable element number.
16566 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
16568 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
16569 (UNSPEC_VSX_EXTRACT): Likewise.
16570 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
16571 direct move instructions to be generated on 64-bit ISA 2.07
16572 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
16574 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
16575 arguments for vec_extract variable element.
16576 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
16577 vec_extract with variable element on V2DFmode and V2DImode
16579 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
16580 -mupper-regs-df requirement, since it isn't needed.
16581 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
16582 do direct moves on 64-bit systems, which allows optimization of
16583 vec_extract on 64-bit ISA 2.07 systems and newer.
16585 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16586 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16588 * config/aarch64/aarch64.md
16589 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
16590 statement and type.
16591 (<optab>qihi2_aarch64): Likewise, and split into two.
16592 (extendqihi2_aarch64): New.
16593 (zero_extendqihi2_aarch64): New.
16594 * config/aarch64/iterators.md (ldrxt): Remove.
16595 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
16598 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16600 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
16602 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16604 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
16605 (aarch64_push_reg): New function to push 1 or 2 registers.
16606 (aarch64_pop_reg): New function to pop 1 or 2 registers.
16607 (aarch64_expand_prologue): Use aarch64_push_regs.
16608 (aarch64_expand_epilogue): Use aarch64_pop_regs.
16610 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
16612 PR tree-optimization/71734
16613 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
16614 attribute instead of REF_LOOP and use it.
16615 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
16616 set it for Loops having non-zero safelen attribute.
16617 (ref_indep_loop_p): Pass zero as initial value for safelen.
16619 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
16621 PR middle-end/72657
16623 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
16624 call using chkp_gimple_call_builtin_p.
16625 (chkp_copy_bounds_for_assign): Likewise.
16627 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16629 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
16630 * config/arm/arm-protos.h (struct tune_params): Likewise.
16631 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
16632 (cortex_a9_sched_adjust_cost): Likewise.
16633 (fa726te_sched_adjust_cost): Likewise.
16634 (arm_adjust_cost): Likewise.
16635 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
16636 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
16637 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
16638 * config/i386/i386.c (ix86_adjust_cost): Likewise.
16639 * config/ia64/ia64.c: Likewise.
16640 * config/m68k/m68k.c: Likewise.
16641 * config/mep/mep.c (mep_adjust_cost): Likewise.
16642 * config/microblaze/microblaze.c (microblaze_adjust_cost):
16644 * config/mips/mips.c (mips_adjust_cost): Likewise.
16645 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
16647 * config/pa/pa.c (pa_adjust_cost): Likewise.
16648 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
16649 (rs6000_debug_adjust_cost): Likewise.
16650 * config/sh/sh.c (sh_adjust_cost): Likewise.
16651 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
16652 (hypersparc_adjust_cost): Likewise.
16653 (sparc_adjust_cost): Likewise.
16654 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
16655 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
16656 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
16658 * config/visium/visium.c (visium_adjust_cost): Likewise.
16659 * doc/tm.texi: Regenerate.
16660 * haifa-sched.c (dep_cost_1): Adjust.
16661 * target.def: Merge adjust_cost and adjust_cost_2.
16663 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16665 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
16667 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16669 * store-motion.c (struct st_expr): Make pattern_regs a vector.
16670 (extract_mentioned_regs): Append to a vector instead of
16671 returning a rtx_expr_list.
16672 (st_expr_entry): Adjust.
16673 (free_st_expr_entry): Likewise.
16674 (store_ops_ok): Likewise.
16675 (store_killed_in_insn): Likewise.
16676 (find_moveable_store): Likewise.
16678 2016-07-28 Martin Liska <mliska@suse.cz>
16680 PR gcov-profile/68025
16681 * tree-profile.c (tree_profiling): Respect
16682 no_profile_instrument_function attribute.
16683 * doc/extend.texi: Document no_profile_instrument_function
16686 2016-07-28 Martin Liska <mliska@suse.cz>
16688 PR rtl-optimization/70944
16689 * combine.c (make_compound_operation):
16690 Do not allow make_compound_operation for vector mode
16692 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
16694 PR middle-end/71994
16695 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
16696 before calling get_ops.
16698 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
16700 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
16701 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
16702 (BITS_PER_UNIT_LOG): Remove.
16703 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
16704 * expr.c (expand_assignment): Likewise.
16705 * stor-layout.c (initialize_sizetypes): Likewise.
16707 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
16709 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
16710 signature of rs6000_expand_vector_extract so that the element
16711 number is a RTX instead of a constant integer.
16712 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
16714 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
16715 (altivec_expand_vec_ext_builtin): Likewise.
16716 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
16717 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
16718 MFVSRLD instruction.
16720 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16722 * input.c (get_pure_location): Move here from tree.c.
16723 (make_location): Likewise. Add header comment.
16724 (selftest::test_accessing_ordinary_linemaps): Verify
16725 pure_location_p, make_location, get_location_from_adhoc_loc and
16726 get_range_from_loc.
16727 * input.h (get_pure_location): Move declaration here from tree.h.
16728 (get_finish): Likewise for inline function.
16729 (make_location): Likewise for declaration.
16730 * tree.c (get_pure_location): Move to input.c.
16731 (make_location): Likewise.
16732 * tree.h (get_pure_location): Move declaration to tree.h.
16733 (get_finish): Likewise for inline function.
16734 (make_location): Likewise for declaration.
16736 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16738 PR middle-end/71078
16739 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
16741 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16743 * system.h (STATIC_ASSERT): Use static_assert if building
16744 with C++11 onwards.
16746 2016-07-27 Richard Biener <rguenther@suse.de>
16748 PR tree-optimization/72517
16749 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
16750 Revert change to not compute read-read dependences.
16752 2016-07-27 Richard Biener <rguenther@suse.de>
16754 * predict.c (set_even_probabilities): Make nedges unsigned.
16756 2016-07-27 Martin Liska <mliska@suse.cz>
16758 * predict.c (set_even_probabilities): Handle unlikely edges.
16759 (combine_predictions_for_bb): Likewise.
16761 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
16764 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
16765 __float128 support when we don't have hardware support, so that
16766 the IEEE built-in functions like isgreater, first call __unordkf3
16767 to make sure neither operand is a NaN, and if both operands are
16768 ordered, do the normal comparison.
16770 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16772 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
16774 (extract_code_and_val_from_cond_with_ops): Verify that name is
16775 either cond_op0 or cond_op1.
16777 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16779 PR tree-optimization/18046
16780 * genmodes.c (emit_mode_size_inline): Emit an assert that
16781 verifies that mode is a valid array index.
16782 (emit_mode_nuinits_inline): Likewise.
16783 (emit_mode_inner_inline): Likewise.
16784 (emit_mode_unit_size_inline): Likewise.
16785 (emit_mode_unit_precision_inline): Likewise.
16786 * tree-vrp.c: Include params.h.
16787 (find_switch_asserts): Register edge assertions for the default
16788 label which correspond to the anti-ranges of each case label.
16789 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
16790 * doc/invoke.texi: Document it.
16792 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16794 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
16795 and unnecessary call to gimple_bb.
16797 2016-07-26 Richard Biener <rguenther@suse.de>
16799 PR rtl-optimization/71984
16800 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
16803 2016-07-26 Richard Biener <rguenther@suse.de>
16805 PR middle-end/72517
16806 * expmed.c (extract_bit_field_1): Constrain the vector mode
16807 with element size matching the extraction mode size when
16808 choosing a better vector mode to do the extraction from.
16810 2016-07-26 Richard Biener <rguenther@suse.de>
16811 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16813 PR middle-end/70920
16814 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
16817 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16819 * tree-ssa-structalias.c (struct scc_info): Change types of
16820 members to auto_sbitmap and auto_vec.
16821 (scc_info::scc_info): New constructor.
16822 (scc_info::~scc_info): New destructor.
16823 (init_scc_info): Remove.
16824 (free_scc_info): Remove.
16825 (find_indirect_cycles): Adjust.
16826 (perform_var_substitution): Likewise.
16827 (free_var_substitution_info): Likewise.
16829 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16831 * tree-outof-ssa.c (struct elim_graph): Change type of members
16832 to auto_vec and auto_sbitmap.
16833 (elim_graph::elim_graph): New constructor.
16834 (delete_elim_graph): Remove.
16835 (expand_phi_nodes): Adjust.
16837 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16839 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
16840 (new_elim_graph): Adjust.
16841 (clear_elim_graph): Likewise.
16842 (delete_elim_graph): Likewise.
16843 (elim_graph_size): Likewise.
16844 (elim_graph_add_node): Likewise.
16845 (elim_graph_add_edge): Likewise.
16846 (elim_graph_remove_succ_edge): Likewise.
16847 (eliminate_name): Likewise.
16848 (eliminate_build): Likewise.
16849 (elim_forward): Likewise.
16850 (elim_unvisited_predecessor): Likewise.
16851 (elim_backward): Likewise.
16852 (elim_create): Likewise.
16853 (eliminate_phi): Likewise.
16854 (expand_phi_nodes): Likewise.
16856 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16858 * bt-load.c (compute_out): Use auto_sbitmap class.
16859 (link_btr_uses): Likewise.
16860 * cfganal.c (mark_dfs_back_edges): Likewise.
16861 (post_order_compute): Likewise.
16862 (inverted_post_order_compute): Likewise.
16863 (pre_and_rev_post_order_compute_fn): Likewise.
16864 (single_pred_before_succ_order): Likewise.
16865 * cfgexpand.c (pass_expand::execute): Likewise.
16866 * cfgloop.c (verify_loop_structure): Likewise.
16867 * cfgloopmanip.c (fix_bb_placements): Likewise.
16868 (remove_path): Likewise.
16869 (update_dominators_in_loop): Likewise.
16870 * cfgrtl.c (break_superblocks): Likewise.
16871 * ddg.c (check_sccs): Likewise.
16872 (create_ddg_all_sccs): Likewise.
16873 * df-core.c (df_worklist_dataflow): Likewise.
16874 * dse.c (dse_step3): Likewise.
16875 * except.c (eh_region_outermost): Likewise.
16876 * function.c (thread_prologue_and_epilogue_insns): Likewise.
16877 * gcse.c (prune_expressions): Likewise.
16878 (prune_insertions_deletions): Likewise.
16879 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
16880 * graph.c (draw_cfg_nodes_no_loops): Likewise.
16881 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
16882 * lcm.c (compute_earliest): Likewise.
16883 (compute_farthest): Likewise.
16884 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
16885 (unroll_loop_runtime_iterations): Likewise.
16886 (unroll_loop_stupid): Likewise.
16887 * lower-subreg.c (decompose_multiword_subregs): Likewise.
16888 * lra-lives.c: Likewise.
16889 * lra.c (lra): Likewise.
16890 * modulo-sched.c (schedule_reg_moves): Likewise.
16891 (optimize_sc): Likewise.
16892 (get_sched_window): Likewise.
16893 (sms_schedule_by_order): Likewise.
16894 (check_nodes_order): Likewise.
16895 (order_nodes_of_sccs): Likewise.
16896 (order_nodes_in_scc): Likewise.
16897 * recog.c (split_all_insns): Likewise.
16898 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
16899 * reload1.c (reload): Likewise.
16900 * sched-rgn.c (haifa_find_rgns): Likewise.
16901 (split_edges): Likewise.
16902 (compute_trg_info): Likewise.
16903 * sel-sched.c (init_seqno): Likewise.
16904 * store-motion.c (remove_reachable_equiv_notes): Likewise.
16905 * tree-into-ssa.c (update_ssa): Likewise.
16906 * tree-ssa-live.c (live_worklist): Likewise.
16907 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
16908 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
16910 (try_peel_loop): Likewise.
16911 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
16913 * tree-ssa-pre.c (compute_antic): Likewise.
16914 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
16915 * tree-stdarg.c (reachable_at_most_once): Likewise.
16916 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
16917 * var-tracking.c (vt_find_locations): Likewise.
16919 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16921 * sbitmap.h (auto_sbitmap): New class.
16923 2016-07-26 Alan Modra <amodra@gmail.com>
16926 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
16929 2016-07-25 David Malcolm <dmalcolm@redhat.com>
16931 * input.c (selftest::temp_source_file::temp_source_file): Fix
16932 missing "%s" in fprintf.
16934 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
16936 PR middle-end/71732
16937 * cselib.c (cselib_process_insn): Invalidate argument slots for
16940 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16942 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
16943 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
16944 vmulxh_lane_f16, vmulxh_laneq_f16): New.
16946 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16948 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16949 * config/aarch64/aarch64.md (fma, fnma): Support HF.
16950 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
16952 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16954 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16955 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
16957 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
16958 (add<mode>3): Likewise.
16959 (sub<mode>3): Likewise.
16960 (mul<mode>3): Likewise.
16961 (div<mode>3): Likewise.
16962 (*div<mode>3): Likewise.
16963 (<fmaxmin><mode>3): Extend to HF.
16964 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
16965 (fabd<mode>3): Likewise.
16966 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
16967 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
16968 (aarch64_fmulx<mode>): Likewise.
16969 (aarch64_fac<optab><mode>): Likewise.
16970 (aarch64_frecps<mode>): Likewise.
16971 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
16972 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
16973 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
16974 (VSDQ_HSDI): Support HI.
16975 (fcvt_target, FCVT_TARGET): Likewise.
16976 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
16977 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
16978 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
16979 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
16980 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
16981 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
16982 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
16983 vrsqrtsh_f16): New.
16985 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16987 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
16988 * config/aarch64/aarch64-builtins.c (hi_UP): New.
16989 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16990 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
16992 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
16993 (aarch64_cm<optab><mode>): Likewise.
16994 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
16995 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
16996 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
16997 (sqrt<mode>2): Likewise.
16998 (*sqrt<mode>2): Likewise.
16999 (abs<mode>2): Likewise.
17000 (<optab><mode>hf2): New pattern for HF mode.
17001 (<optab>hihf2): Likewise.
17002 * config/aarch64/arm_neon.h: Include arm_fp16.h.
17003 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
17004 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
17006 * config/aarch64/arm_fp16.h: New file.
17007 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
17008 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
17009 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
17010 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
17011 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
17012 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
17013 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
17014 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
17015 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
17016 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
17017 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
17018 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
17021 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17023 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
17024 reduc_smin_scal_): Use VDQIF_F16.
17025 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
17026 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
17028 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
17029 * config/aarch64/iterators.md (VDQIF_F16): New.
17030 (vp): Support HF modes.
17031 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
17032 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
17034 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17036 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
17037 "*aarch64_mulx_elt_from_dup<mode>".
17038 (*aarch64_mul3_elt<mode>): Update schedule type.
17039 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
17040 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
17041 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
17042 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
17043 (f, fp): Support HF modes.
17044 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
17045 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
17046 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
17047 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
17048 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
17049 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
17051 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17053 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17054 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
17056 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
17059 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17061 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17062 * config/aarch64/aarch64-simd.md
17063 (aarch64_rsqrts<mode>): Extend to HF modes.
17064 (fabd<mode>3): Likewise.
17065 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
17066 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
17067 (aarch64_<maxmin_uns>p<mode>): Likewise.
17068 (<su><maxmin><mode>3): Likewise.
17069 (<maxmin_uns><mode>3): Likewise.
17070 (<fmaxmin><mode>3): Likewise.
17071 (aarch64_faddp<mode>): Likewise.
17072 (aarch64_fmulx<mode>): Likewise.
17073 (aarch64_frecps<mode>): Likewise.
17074 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
17075 (add<mode>3): Extend to HF modes.
17076 (sub<mode>3): Likewise.
17077 (mul<mode>3): Likewise.
17078 (div<mode>3): Likewise.
17079 (*div<mode>3): Likewise.
17080 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
17082 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
17083 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
17084 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
17085 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
17086 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
17087 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
17088 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
17089 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
17090 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
17091 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
17092 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
17093 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
17094 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
17095 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
17097 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17099 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
17100 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17101 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
17102 (neg<mode>2): Likewise.
17103 (abs<mode>2): Likewise.
17104 (<frint_pattern><mode>2): Likewise.
17105 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
17106 (<optab><VDQF:mode><fcvt_target>2): Likewise.
17107 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
17108 (ftrunc<VDQF:mode>2): Likewise.
17109 (<optab><fcvt_target><VDQF:mode>2): Likewise.
17110 (sqrt<mode>2): Likewise.
17111 (*sqrt<mode>2): Likewise.
17112 (aarch64_frecpe<mode>): Likewise.
17113 (aarch64_cm<optab><mode>): Likewise.
17114 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
17116 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
17117 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
17119 * config/aarch64/arm_neon.h (vdup_n_f16): New.
17120 (vdupq_n_f16): Likewise.
17121 (vld1_dup_f16): Use vdup_n_f16.
17122 (vld1q_dup_f16): Use vdupq_n_f16.
17123 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
17124 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
17125 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
17126 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
17127 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
17128 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
17129 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
17130 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
17131 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
17132 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
17133 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
17134 vsqrt_f16, vsqrtq_f16): New.
17136 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17138 * config/aarch64/aarch64-simd.md
17139 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
17140 (aarch64_ext<mode>): Likewise.
17141 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
17142 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
17143 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
17145 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
17147 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
17148 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
17149 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
17150 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
17151 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
17152 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
17153 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
17155 (vmov_n_f16): Reimplement using vdup_n_f16.
17156 (vmovq_n_f16): Reimplement using vdupq_n_f16..
17158 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17160 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
17161 "frame_related_p". Generate CFA annotation when it's necessary.
17162 (aarch64_expand_prologue): Use aarch64_add_constant.
17163 (aarch64_expand_epilogue): Likewise.
17164 (aarch64_output_mi_thunk): Pass "false" when calling
17165 aarch64_add_constant.
17167 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17169 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
17172 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17174 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
17175 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
17176 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
17177 (aarch64_build_constant): Delete.
17179 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
17182 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17184 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17185 flag_toplevel_reorder.
17187 2016-07-25 Richard Biener <rguenther@suse.de>
17189 * cgraph.c (cgraph_node::verify_node): Compare against builtin
17190 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
17191 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
17192 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
17193 (streamer_get_builtin_tree): Likewise.
17194 (streamer_write_builtin): Likewise.
17195 * lto-streamer.h (LTO_builtin_decl): Remove.
17196 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
17197 (lto_input_scc): Remove LTO_builtin_decl handling.
17198 (lto_input_tree_1): Liekwise.
17199 * lto-streamer-out.c (lto_output_tree_1): Remove special
17200 handling of builtins.
17201 (DFS::DFS): Likewise.
17202 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
17203 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
17205 (streamer_write_builtin): Remove.
17207 2016-07-25 Martin Liska <mliska@suse.cz>
17209 * lto-cgraph.c (input_symtab): Don't call get_working_sets
17210 if flag_auto_profile is set to true.
17212 2016-07-25 Martin Liska <mliska@suse.cz>
17214 PR gcov-profile/71868
17215 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
17216 have a function with multiple latches, count them all.
17218 2016-07-25 Martin Liska <mliska@suse.cz>
17220 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
17222 2016-07-25 Martin Liska <mliska@suse.cz>
17224 PR tree-optimization/71987
17225 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
17226 just for SSA_NAMEs. Fix GNU coding style.
17228 2016-07-25 Martin Liska <mliska@suse.cz>
17230 PR gcov-profile/64874
17231 * gcov-io.h: Update command about file format.
17232 * gcov-iov.c (main): Adapt the numbering scheme.
17234 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17236 PR middle-end/66726
17237 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
17238 whose result is used in PHI.
17239 (final_range_test_p): Likewise.
17240 (maybe_optimize_range_tests): Likewise.
17242 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
17244 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17245 Reformat two multi-line strings.
17247 2016-07-22 Martin Sebor <msebor@redhat.com>
17249 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
17251 2016-07-22 Martin Sebor <msebor@redhat.com>
17254 * doc/extend.texi (Compound Literals): Correct and clarify.
17255 (Cast to Union): Same.
17257 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
17259 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
17260 comments to explain why certain error messages make mention of
17261 undocumented options.
17262 (rs6000_invalid_builtin): Change error messages to replace mention
17263 of undocumented options with mention of the -mcpu=power9 option
17264 that enables those undocumented options.
17265 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
17266 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
17267 definition of this macro to correct an existing error.
17268 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
17269 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
17270 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
17271 descriptions of built-in functions so that they depend on
17272 -mcpu=power9 instead of on the corresponding undocumented flags.
17273 * doc/invoke.texi (Option Summary): Remove all mention of newly
17274 undocumented flags.
17275 (IBM RS/6000 and PowerPC Options): Likewise.
17276 * doc/md.texi (Constraints for Particuliar Machines): Remove all
17277 mention of newly undocumented flags.
17279 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
17281 * ipa-cp.c (determine_versionability): Do not create constprop clones,
17282 when target_clones attribute is set.
17284 2016-07-22 Bin Cheng <bin.cheng@arm.com>
17286 * common.opt (funsafe-loop-optimizations): Mark ignore.
17287 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
17288 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
17290 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
17291 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
17293 2016-07-22 Bin Cheng <bin.cheng@arm.com>
17295 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17297 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17299 (number_of_iterations_exit): Warn missed loop optimization for
17300 possible infinite loops.
17302 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
17305 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
17306 when to emit a ".machine" pseudo-op.
17308 2016-07-22 Martin Liska <mliska@suse.cz>
17310 PR gcov-profile/69028
17311 PR gcov-profile/62047
17312 * coverage.c (coverage_compute_lineno_checksum): Do not
17313 calculate checksum for fns w/o xloc.file.
17314 (coverage_compute_profile_id): Likewise.
17316 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
17318 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
17319 (avr_secondary_reload): ...and implementation.
17320 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
17321 * config/avr/avr.md (reload_in<mode>): Remove insns.
17322 (adjust_len) [lpm]: Remove insn attribute value.
17323 * config/avr/predicates.md (flash_operand): Remove insn predicate.
17325 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17327 PR middle-end/71876
17328 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
17330 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
17331 * calls.c (special_function_p): Remove the special handling of the
17332 "__builtin_" prefix.
17334 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17336 PR middle-end/71876
17337 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
17338 if STMT may be an alloca call.
17339 (gimple_alloca_call_p, alloca_call_p): Return only true for the
17340 builtin alloca call.
17341 * calls.h (gimple_maybe_alloca_call_p): New function.
17342 * tree-inline.c (inline_forbidden_p_stmt): Use
17343 gimple_maybe_alloca_call_p here.
17345 2016-07-21 David Malcolm <dmalcolm@redhat.com>
17347 * spellcheck-tree.c (best_macro_match::best_macro_match):
17348 Explictly specify the template arguments when invoking the base
17349 class constructor, to help older C++ compilers.
17351 2016-07-21 Jakub Jelinek <jakub@redhat.com>
17354 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
17355 before builtin_decl_implicit.
17357 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17359 * optabs.c (emit_condiitonal_move): Short circuit for identical
17362 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17364 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
17365 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
17366 (noce_conversion_profitable_p): New.
17367 (noce_try_store_flag_constants): Use it.
17368 (noce_try_addcc): Likewise.
17369 (noce_try_store_flag_mask): Likewise.
17370 (noce_try_cmove): Likewise.
17371 (noce_try_cmove_arith): Likewise.
17372 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
17374 (noce_convert_multiple_sets): Move cost model to here, from...
17375 (bb_ok_for_noce_convert_multiple_sets) ...here.
17376 (noce_process_if_block): Update calls for above changes.
17377 (noce_find_if_block): Record new noce_if_info parameters.
17379 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17381 * target.def (max_noce_ifcvt_seq_cost): New.
17382 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
17383 * doc/tm.texi: Regenerate.
17384 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
17385 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
17386 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
17387 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
17388 * doc/invoke.texi: Document new params.
17390 2016-07-21 Richard Biener <rguenther@suse.de>
17392 PR tree-optimization/71947
17393 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
17394 ranges have useful limit_vr information.
17396 2016-07-21 Richard Biener <rguenther@suse.de>
17398 * function-tests.c (build_trivial_generic_function): Set
17399 BLOCK_SUPERCONTEXT of DECL_INITIAL.
17400 * omp-low.c (create_omp_child_function): Likewise.
17401 (grid_expand_target_grid_body): Likewise.
17402 * cgraphunit.c (init_lowered_empty_function): Likewise.
17403 (cgraph_node::expand_thunk): Likewise.
17404 * tree-parloops.c (create_loop_fn): Likewise.
17405 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
17407 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17409 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
17412 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
17414 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
17415 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
17416 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
17417 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
17418 values for insn attribute.
17419 * config/avr/avr.c (avr_out_insert_notbit): New function.
17420 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
17421 ADJUST_LEN_INSV_NOTBIT_0/_7.
17422 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
17424 2016-07-21 Bin Cheng <bin.cheng@arm.com>
17426 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
17427 (chrec_convert_1, chrec_convert): Ditto.
17428 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
17429 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
17430 * tree-vrp.c (adjust_range_with_scev): Ditto.
17431 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
17432 (scev_var_range_cant_overflow): New function.
17433 (scev_probably_wraps_p): New parameter. Call above function.
17434 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
17436 2016-07-21 Bin Cheng <bin.cheng@arm.com>
17438 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
17439 by removing computation of may_be_zero.
17441 2016-07-21 Jakub Jelinek <jakub@redhat.com>
17443 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
17445 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
17447 Improving concepts performance and diagnostics.
17448 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
17449 for constraint satisfaction and subsumption.
17450 * timevar.h (auto_timevar): New constructor that matches the push/pop
17451 pattern of usage in pt.c.
17453 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17455 * hwint.h (HOST_WIDE_INT_0): New define.
17456 (HOST_WIDE_INT_0U): Ditto.
17457 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
17458 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
17459 * simplify-rtx.c: Ditto.
17460 * tree-object-size.c: Ditto.
17462 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17464 * config/s390/s390.c (s390_encode_section_info): Remove mode size
17467 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17469 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
17470 * combine.c: Use HOST_WIDE_INT_M1U instead of
17471 ~(unsigned HOST_WIDE_INT) 0.
17472 * double-int.h: Ditto.
17474 * dwarf2asm.c:Ditto.
17476 * genmodes.c: Ditto.
17478 * read-rtl.c: Ditto.
17479 * tree-ssa-loop-ivopts.c: Ditto.
17480 * tree-ssa-loop-prefetch.c: Ditto.
17481 * tree-vect-generic.c: Ditto.
17482 * tree-vect-patterns.c: Ditto.
17485 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17487 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
17488 constant addresses outside [0,0xc0] into a register.
17489 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
17490 cases where the base address register is unused after.
17491 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
17492 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
17493 (avr_out_store_psi_reg_disp_tiny): Same.
17495 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17497 Implement attribute progmem on reduced Tiny cores by adding
17498 flash offset 0x4000 to respective symbols.
17501 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
17502 documentation how it works on reduced Tiny cores.
17503 (AVR Named Address Spaces): No support for reduced Tiny.
17504 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
17505 (avr_address_tiny_pm_p): New static function.
17506 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
17507 if the address is in progmem.
17508 (avr_assemble_integer): Same.
17509 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
17510 for symbol_ref in progmem.
17511 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
17512 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
17513 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
17515 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
17517 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
17518 * configure: Regenerate.
17519 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
17520 (USE_THIN_ARCHIVES): New variable.
17521 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
17522 this archive as a thin archive.
17524 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17526 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
17527 same location as last time, don't skip if we have fix-it hints.
17528 Clarify the skipping logic by converting it from one "if" clause
17529 to repeated "if" clauses.
17530 * spellcheck-tree.c: Include "cpplib.h".
17531 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
17532 (best_macro_match::best_macro_match): New constructor.
17533 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
17534 Move here from c/c-decl.c.
17535 (class best_macro_match): Move here from c/c-decl.c, converting
17536 from a typedef to a subclass, gaining a ctor.
17538 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17540 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
17541 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
17543 (avr_addr_space_diagnose_usage): ...and implementation.
17544 (avr_addr_space_supported_p): New function.
17545 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
17546 report bad address space usage if that space is supported.
17547 (avr_insert_attributes): Same. No more complain about unsupported
17549 * config/avr/avr-c.c (tm_p.h): Include it.
17550 (avr_cpu_cpp_builtins): Only define addr-space related built-in
17551 macro if avr_addr_space_supported_p.
17553 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17555 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17556 flag_toplevel_reorder.
17558 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17560 * gcc-rich-location.c
17561 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
17563 * gcc-rich-location.h
17564 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
17566 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17568 * target.def (addr_space): Add new diagnose_usage to hook vector.
17569 * targhooks.c (default_addr_space_diagnose_usage): Add default
17570 implementation and...
17571 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
17572 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
17573 is some address space, call targetm.addr_space.diagnose_usage.
17574 * doc/tm.texi.in (Named Address Spaces): Add anchor for
17575 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
17576 * doc/tm.texi: Regenerate.
17578 2016-07-20 Martin Liska <mliska@suse.cz>
17580 PR middle-end/71898
17581 * graphite-isl-ast-to-gimple.c (later_of_the_two):
17582 Properly handly PHI stmts.
17584 2016-07-20 Bin Cheng <bin.cheng@arm.com>
17586 PR tree-optimization/71503
17587 PR tree-optimization/71683
17588 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
17591 2016-07-20 Martin Liska <mliska@suse.cz>
17593 * doc/invoke.texi (-fipa-ra): Document when the option is
17594 disabled. Fix a typo.
17596 2016-07-20 Martin Liska <mliska@suse.cz>
17598 * Makefile.in: Include fibonacci_heap.c
17599 * fibonacci_heap.c: New file.
17600 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
17601 (fibonacci_heap::union_with): Fix deletion of the second heap.
17602 * selftest-run-tests.c (selftest::run_tests): Incorporate
17603 fibonacci heap tests.
17604 * selftest.h: Declare fibonacci_heap_c_tests.
17606 2016-07-20 Martin Liska <mliska@suse.cz>
17608 * selftest-run-tests.c (selftest::run_tests): New function.
17609 * selftest.h (sreal_c_tests): Declare.
17610 * sreal.c (sreal_verify_basics): New function.
17611 (verify_aritmetics): Likewise.
17612 (sreal_verify_arithmetics): Likewise.
17613 (verify_shifting): Likewise.
17614 (sreal_verify_shifting): Likewise.
17615 (void sreal_c_tests): Likewise.
17617 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17619 PR rtl-optimization/71916
17620 * cfgrtl.c (contains_no_active_insn_p): Return false also for
17621 bb which have a single succ fake edge.
17623 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
17626 * dwarf2out.c (gen_subprogram_die): Only call
17627 gen_unspecified_parameters_die while dumping early dwarf.
17629 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17631 PR middle-end/71874
17632 * gimple-fold.c (fold_builtin_memory_op): Use
17633 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
17635 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
17637 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
17638 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
17639 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
17640 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
17641 * combine.c: Ditto.
17644 * double-int.c: Ditto.
17646 * dwarf2out.c: Ditto.
17649 * fold-const.c: Ditto.
17650 * function.c: Ditto.
17652 * genmodes.c: Ditto.
17656 * loop-doloop.c: Ditto.
17657 * loop-invariant.c: Ditto.
17658 * loop-iv.c: Ditto.
17663 * rtlanal.c: Ditto.
17664 * simplify-rtx.c: Ditto.
17665 * stor-layout.c: Ditto.
17667 * tree-ssa-loop-ivopts.c: Ditto.
17668 * tree-vect-generic.c: Ditto.
17669 * tree-vect-patterns.c: Ditto.
17674 * wide-int-print.cc: Ditto.
17675 * wide-int.cc: Ditto.
17676 * wide-int.h: Ditto.
17678 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17680 * selftest.c (selftest::assert_streq): Handle NULL values of
17681 val_actual and val_expected.
17683 2016-07-19 Martin Jambor <mjambor@suse.cz>
17686 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
17687 rather than cgraph_create_node to get a call graph node.
17689 2016-07-19 Richard Biener <rguenther@suse.de>
17691 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
17692 handle all tcc_constant bases and valueize SSA names.
17693 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
17694 tcc_constant bases.
17696 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17698 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
17699 the flags of the exit block and bb2, not just the entry block.
17701 2016-07-19 Richard Biener <rguenther@suse.de>
17703 PR tree-optimization/71901
17704 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
17705 align member, group stuff with the bitfield.
17706 (vn_ref_op_align_unit): New inline.
17707 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
17708 record element alignment and operand 3 unchanged.
17709 (ao_ref_init_from_vn_reference): Adjust.
17710 (valueize_refs_1): Likewise.
17711 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
17713 2016-07-19 Richard Biener <rguenther@suse.de>
17715 PR tree-optimization/71908
17716 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
17717 symbolic constants in a more reliable way.
17719 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
17721 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
17723 (vect_update_inits_of_drs): Likewise.
17724 (vect_create_cond_for_alias_checks): Likewise.
17725 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
17727 2016-07-19 Richard Biener <rguenther@suse.de>
17730 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
17731 with an abstract origin that is not an inlined function outer
17732 scope add a self-reference as abstract origin.
17733 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
17735 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
17738 * config/rs6000/rs6000.c (rs6000_function_value): Fix
17739 unintentional System V.4 structure return breakage for structures
17740 with a single floating point element.
17742 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
17744 PR tree-optimization/71734
17745 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
17746 contains REF, use it to check safelen, assume that safelen value
17747 must be greater 1, fix style.
17748 (ref_indep_loop_p_2): Add REF_LOOP argument.
17749 (ref_indep_loop_p): Pass LOOP as additional argument to
17750 ref_indep_loop_p_2.
17752 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
17754 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
17755 allocation in the prologue.
17756 * explow.c (get_dynamic_stack_base): New function to return an address
17757 expression for the dynamic stack base.
17758 (get_dynamic_stack_size): New function to do the required dynamic stack
17759 space size calculations.
17760 (allocate_dynamic_stack_space): Use new functions.
17761 (align_dynamic_address): Move some code from
17762 allocate_dynamic_stack_space to new function.
17763 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
17765 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17767 * config/s390/s390.c (s390_encode_section_info): Always set
17768 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
17771 2016-07-18 Richard Biener <rguenther@suse.de>
17773 PR tree-optimization/71893
17774 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
17775 for sizetype cast added by array_ref_element_size.
17776 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17778 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
17780 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
17781 register parameters. Remove code to initialize argument pointer
17782 on TARGET_64BIT. Optimize call to _mcount when it can be reached
17783 using a pc-relative branch. Cleanup conditional code.
17784 * config/pa/pa.md (call_mcount): New expander.
17785 (call_mcount_nonpic): New insn.
17786 (call_mcount_pic): New insn and split.
17787 (call_mcount_pic_post_reload): New insn.
17788 (call_mcount_64bit): New insn and split.
17789 (call_mcount_64bit_post_reload): New insn.
17791 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
17793 * config/avr/predicates.md (const_m255_to_m1_operand): New.
17794 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
17795 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
17796 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
17797 (*usum_widenqihi3, *udiff_widenqihi3)
17798 (*addhi3_zero_extend.const): New combiner insns.
17799 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
17800 just 1 bit is affected.
17801 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
17802 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
17804 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
17806 * omp-low.c (lower_omp_target): Mark data clauses with
17807 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
17808 zero-length subarrays.
17810 2016-07-15 Richard Biener <rguenther@suse.de>
17812 PR tree-optimization/71881
17813 * tree-loop-distribution.c (destroy_loop): Remove blocks in
17814 reverse DOM order to make debug temp generation happy.
17816 2016-07-15 Richard Biener <rguenther@suse.de>
17818 PR tree-optimization/71887
17819 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
17820 verify it is not zero for division / modulo handling.
17821 (value_replacement): Adjust.
17823 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
17824 Julian Brown <julian@codesourcery.com>
17826 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
17827 * config/aarch64/aarch64-cost-tables.h
17828 (vulcan_extra_costs): New variable.
17829 * config/aarch64/aarch64.c
17830 (vulcan_addrcost_table): Likewise.
17831 (vulcan_regmove_cost): Likewise.
17832 (vulcan_vector_cost): Likewise.
17833 (vulcan_branch_cost): Likewise.
17834 (vulcan_tunings): Likewise.
17836 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
17838 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
17839 (output_in_order): Loop over undefined variables too. Output them
17840 via assemble_undefined_decl. Skip variables that correspond to hard
17841 registers or have value-exprs.
17842 * varpool.c (symbol_table::output_variables): Handle undefined
17843 variables together with defined ones.
17845 2016-07-15 Richard Biener <rguenther@suse.de>
17847 * tree-ssa-pre.c (get_representative_for): Make sure to return
17848 the value number of SSA names.
17849 (phi_translate_1): get_representative_for cannot return NULL.
17850 (do_pre_regular_insertion): Remove redundant call to
17851 fully_constant_expression.
17852 (do_pre_partial_partial_insertion): Likewise.
17854 2016-07-15 Bin Cheng <bin.cheng@arm.com>
17856 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
17857 (derive_simple_iv_with_niters): New function.
17858 (simple_iv): Rewrite using simple_iv_with_niters.
17859 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
17860 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17862 (number_of_iterations_exit): Rewrite using above function.
17863 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17866 2016-07-15 Richard Biener <rguenther@suse.de>
17868 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
17869 vec_construct cost.
17871 2016-07-14 Jakub Jelinek <jakub@redhat.com>
17873 PR tree-optimization/71872
17874 * tree-data-ref.c (get_references_in_stmt): Ignore references
17875 with is_gimple_constant get_base_address.
17877 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17879 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
17880 (TARGET_HAVE_LDACQD): New macro.
17881 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
17882 than TARGET_HAVE_LDACQ.
17883 (arm_load_acquire_exclusivedi): Likewise.
17884 (arm_store_release_exclusivedi): Likewise.
17886 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17888 PR rtl-optimization/71878
17889 * lra-constraints.c (match_reload): Pass information about other
17890 output operands. Create new unique register value if matching input
17891 operand shares same register value as output operand being considered.
17892 (curr_insn_transform): Record output operands already processed.
17894 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17897 PR tree-optimization/70923
17898 * tree-vect-patterns.c: Include mult-synthesis.h.
17899 (target_supports_mult_synth_alg): New function.
17900 (synth_lshift_by_additions): Likewise.
17901 (apply_binop_and_append_stmt): Likewise.
17902 (vect_synth_mult_by_constant): Likewise.
17903 (target_has_vecop_for_code): Likewise.
17904 (vect_recog_mult_pattern): Use above functions to synthesize vector
17905 multiplication by integer constants.
17907 2016-07-14 Alan Modra <amodra@gmail.com>
17909 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
17910 gpr alternatives. Correct '*' placement on Y,r alternative.
17911 Add '*' on operand 1 of r,r alternative.
17913 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17915 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
17916 * expmed.h: ... Here.
17918 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
17920 * gimple.h (stmt_can_terminate_bb_p): New function.
17921 * tree-cfg.c (need_fake_edge_p): Rename to ...
17922 (stmt_can_terminate_bb_p): ... this; return true if stmt can
17923 throw external; handle const and pure calls.
17924 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
17926 2016-07-14 Richard Biener <rguenther@suse.de>
17928 PR tree-optimization/71866
17929 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
17930 (do_hoist_insertion): Avoid endless recursion when we
17931 didn't insert anything because we managed to simplify
17932 things down to a constant or SSA name.
17933 (fully_constant_expression): Re-write in terms of ...
17934 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
17935 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
17936 vn_nary_build_or_lookup_1.
17937 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
17938 (vn_nary_build_or_lookup): ... this which now wraps it.
17940 2016-07-14 Alan Modra <amodra@gmail.com>
17943 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
17944 with p9_vector override before power9-dform override.
17946 2016-07-13 Andi Kleen <ak@linux.intel.com>
17948 * value-prof.c (gimple_value_profile_transformations): Don't run
17949 when auto_profile is on.
17951 2016-07-13 Andi Kleen <ak@linux.intel.com>
17953 * auto-profile.c (update_inlined_ind_target,
17954 afdo_indirect_call): Print information to dump file.
17956 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
17958 * genrecog.c (special_predicate_operand_p): New function.
17959 (predicate_name): Move function.
17960 (validate_pattern): Don't warn about missing mode for all
17961 define_special_predicate predicates.
17963 2016-07-13 Bin Cheng <bin.cheng@arm.com>
17965 * tree-vect-data-refs.c (vect_no_alias_p): New function.
17966 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
17967 resolve alias checks which are known at compilation time.
17968 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
17969 alias checks are resolved. Move dump info for too many runtime
17970 alias checks to here...
17971 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
17973 2016-07-13 Richard Biener <rguenther@suse.de>
17975 PR tree-optimization/24574
17976 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
17977 position and add shift, rotate, divison and modulo support
17979 (value_replacement): Pass in argument position to absorbing_element_p.
17981 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
17984 * ipa-inline-transform.c (inline_call): Support
17985 instrumented thunks.
17987 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
17989 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
17990 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
17992 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
17993 Baseline. Make initial alternative TARGET_32BIT only.
17994 (udivsi3): Likewise.
17995 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
17996 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
17999 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
18001 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
18002 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
18003 availability with TARGET_HAVE_MOVT.
18004 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
18005 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
18006 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
18008 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
18009 extra instruction if MOVW is available. Use a cost variable
18010 incremented by COSTS_N_INSNS (1) when the condition match rather than
18011 returning an arithmetic expression based on COSTS_N_INSNS. Make
18012 constant with bottom half word zero cost 2 instruction if MOVW is
18014 * config/arm/arm.md (define_attr "arch"): Add v8mb.
18015 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
18016 target is ARMv8-M Baseline.
18017 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
18018 (arm_movtas_ze): Likewise.
18019 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
18020 alternative for constants satisfying j constraint.
18021 (thumb1_movsi_insn): Likewise.
18022 (movsi splitter for K alternative): Tighten condition to not trigger
18023 if movt is available and j constraint is satisfied.
18024 (Pe immediate splitter): Likewise.
18025 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
18026 constant fitting in an halfword to use MOVW.
18027 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
18030 2016-07-13 Richard Biener <rguenther@suse.de>
18032 PR middle-end/71104
18033 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
18034 gimplifying the LHS. Make sure to gimplify a returning twice
18035 call LHS without using SSA names.
18037 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18039 * tree-data-ref.c (find_data_references_in_stmt): Remove
18040 unnecessary call to vec::release.
18041 (graphite_find_data_references_in_stmt): Likewise.
18042 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
18043 * tree-vect-stmts.c (vectorizable_condition): Likewise.
18045 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18047 * cfgexpand.c (expand_used_vars): Make the type of a local
18049 * genmatch.c (lower_for): Likewise.
18050 * haifa-sched.c (haifa_sched_init): Likewise.
18051 (add_to_speculative_block): Likewise.
18052 (create_check_block_twin): Likewise.
18053 * predict.c (handle_missing_profiles): Likewise.
18054 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
18055 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
18056 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
18058 (maybe_lower_iteration_bound): Likewise.
18059 * tree-ssa-sccvn.c (DFS): Likewise.
18060 * tree-stdarg.c (reachable_at_most_once): Likewise.
18061 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
18062 (vectorizable_store): Likewise.
18064 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18066 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
18067 (sccvn_dom_walker): make cond_stack an auto_vec.
18069 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18071 * ree.c (struct ext_state): Make type of members auto_vec.
18072 (find_and_remove_re): Adjust.
18074 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18076 * cfgexpand.c (struct stack_vars_data): Make type of fields
18078 (expand_used_vars): Adjust.
18080 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18082 * ipa.c (record_cdtor_fn): Adjust.
18083 (build_cdtor_fns): Likewise.
18084 (ipa_cdtor_merge): Make static_ctors and static_dtors local
18087 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18089 * genextract.c (struct accum_extract): Add constructor and make
18091 (gen_insn): Adjust.
18093 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18095 * tree.c (struct free_lang_data_d): Add constructor and change
18096 types of members to ones that automatically manage resources.
18097 (fld_worklist_push): Adjust.
18098 (find_decls_types): Likewise.
18099 (find_decls_types_in_eh_region): Likewise.
18100 (free_lang_data_in_cgraph): Stop manually creating and
18101 destroying members of free_lang_data_d.
18103 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
18105 PR rtl-optimization/68961
18106 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
18107 peephole variant. Use sse_reg_operand predicates.
18109 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
18111 * config/i386/predicates.md (x86_64_immediate_operand)
18112 <case CONST_INT>: Remove unneeded truncation to DImode.
18113 <case CONST>: Ditto.
18114 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
18116 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18119 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
18120 The xxperm and xxpermr instructions require that the 2nd input
18121 operand overlap with the output operand, and not the 1st.
18122 (altivec_vperm_v8hiv16qi): Likewise.
18123 (altivec_vperm_<mode>_uns_internal): Likewise.
18124 (altivec_vpermr_<mode>_internal): Likewise.
18125 (vperm_v8hiv4si): Likewise.
18126 (vperm_v16qiv8hi): Likewise.
18128 2016-07-12 Nathan Sidwell <nathan@acm.org>
18130 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
18131 when -mno-pic-data-is-text-relative is in effect, by default.
18132 * doc/invoke.texi (mpic-data-is-text-relative): Document new
18133 behavior and clarify.
18135 2016-07-12 Martin Liska <mliska@suse.cz>
18137 * params.def: Add avg-loop niter.
18138 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
18139 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
18140 * doc/invoke.texi: Document the new parameter.
18142 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18144 PR middle-end/71700
18145 * expr.c (store_constructor): Mask sign-extended bits when widening
18146 sub-word constructor element at the start of a word.
18148 2016-07-12 Martin Liska <mliska@suse.cz>
18150 * Makefile.in: Append rule for params-options.h.
18151 * params-options.h: New file.
18153 2016-07-12 Martin Liska <mliska@suse.cz>
18155 * ira-build.c (mark_loops_for_removal): Properly iterate
18158 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
18159 Richard Biener <rguenther@suse.de>
18161 PR tree-optimization/23286
18162 PR tree-optimization/70159
18163 * doc/invoke.texi: Document -fcode-hoisting.
18164 * common.opt (fcode-hoisting): New flag.
18165 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
18166 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
18167 (do_regular_insertion): Rename to ...
18168 (do_pre_regular_insertion): ... this and amend general comments
18169 on insertion strathegy.
18170 (do_partial_partial_insertion): Rename to ...
18171 (do_pre_partial_partial_insertion): ... this.
18172 (do_hoist_insertion): New function.
18173 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
18174 and call do_hoist_insertion properly.
18176 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
18177 (pass_pre::execute): Register hoist_insert stats.
18179 2016-07-12 Jakub Jelinek <jakub@redhat.com>
18181 PR middle-end/71716
18182 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
18183 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
18184 is different from mode's bitsize. Small cleanup.
18186 2016-07-12 Richard Biener <rguenther@suse.de>
18188 PR rtl-optimization/68961
18189 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
18190 to simplify to a non-constant.
18192 2016-07-11 Jakub Jelinek <jakub@redhat.com>
18194 PR middle-end/71758
18195 * omp-low.c (expand_omp_target): Gimplify device.
18197 PR tree-optimization/71823
18198 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
18199 to get vec_oprnds2 from op2.
18201 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
18203 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
18204 Hoist common subexpressions.
18205 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
18207 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
18210 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
18211 prevent generation of 'stxsiwx' on pre Power8 hardware.
18213 2016-07-11 David Malcolm <dmalcolm@redhat.com>
18215 * input.c: Include cpplib.h.
18216 (selftest::temp_source_file): New class.
18217 (selftest::temp_source_file::temp_source_file): New ctor.
18218 (selftest::temp_source_file::~temp_source_file): New dtor.
18219 (selftest::should_have_column_data_p): New function.
18220 (selftest::test_should_have_column_data_p): New function.
18221 (selftest::temp_line_table): New class.
18222 (selftest::temp_line_table::temp_line_table): New ctor.
18223 (selftest::temp_line_table::~temp_line_table): New dtor.
18224 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
18225 it to create a temp_line_table.
18226 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
18227 locations that are known to have column data.
18228 (selftest::line_table_case): New struct.
18229 (selftest::test_reading_source_line): Move tempfile handling
18230 to class temp_source_file.
18231 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
18232 (selftest::assert_token_loc_eq): New function.
18233 (ASSERT_TOKEN_LOC_EQ): New macro.
18234 (selftest::test_lexer): New function.
18235 (selftest::boundary_locations): New array.
18236 (selftest::input_c_tests): Call test_should_have_column_data_p.
18237 Loop over a test matrix of interesting values of location and
18238 default_range_bits, calling test_lexer on each case in the matrix.
18239 Move call to test_accessing_ordinary_linemaps into the matrix.
18240 * selftest.h (ASSERT_EQ): Reimplement in terms of...
18241 (ASSERT_EQ_AT): New macro.
18243 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
18246 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18247 Don't convert TImode in debug insn.
18249 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
18251 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
18252 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
18253 (tree_type_common::lang_flag_7): New.
18254 (tree_type_common::spare): Reduce size.
18255 * tree.h (TYPE_ALIGN_OK): Remove.
18256 (TYPE_LANG_FLAG_7): New.
18257 (get_inner_reference): Adjust header.
18258 * print-tree.c (print_node): Adjust.
18259 * expr.c (get_inner_reference): Remove parameter keep_aligning.
18260 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
18261 calls to get_inner_reference.
18262 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
18263 handling of TYPE_ALIGN_OK.
18264 * builtins.c (get_object_alignment_2): Adjust call to
18265 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
18266 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
18268 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
18269 * cfgexpand.c (expand_debug_expr): Likewise.
18270 * dbxout.c (dbxout_expand_expr): Likewise.
18271 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
18272 loc_list_from_tree, fortran_common): Likewise.
18273 * fold-const.c (optimize_bit_field_compare,
18274 decode_field_reference, fold_unary_loc, fold_comparison,
18275 split_address_to_core_and_offset): Likewise.
18276 * gimple-laddress.c (execute): Likewise.
18277 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
18278 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
18279 * hsa-gen.c (gen_hsa_addr): Likewise.
18280 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
18281 * tsan.c (instrument_expr): Likewise.
18282 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
18283 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
18284 * tree-affine.c (tree_to_aff_combination,
18285 get_inner_reference_aff): Adjust calls to get_inner_reference.
18286 * tree-data-ref.c (split_constant_offset_1,
18287 dr_analyze_innermost): Likewise.
18288 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
18289 * tree-sra.c (ipa_sra_check_caller): Likewise.
18290 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
18291 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
18292 bswap_replace): Likewise.
18293 * tree-vect-data-refs.c (vect_check_gather,
18294 vect_analyze_data_refs): Likewise.
18295 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
18296 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
18299 2016-07-11 David Malcolm <dmalcolm@redhat.com>
18301 * Makefile.in (selftest-valgrind): New phony target.
18302 * function-tests.c (selftest::build_cfg): Delete pass instances
18303 created by the test.
18304 (selftest::convert_to_ssa): Likewise.
18305 (selftest::test_expansion_to_rtl): Likewise.
18306 * tree-cfg.c (selftest::test_linear_chain): Release dominator
18308 (selftest::test_diamond): Likewise.
18310 2016-07-11 Richard Biener <rguenther@suse.de>
18312 PR tree-optimization/71816
18313 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
18314 than replacing all of its operands.
18316 2016-07-11 Alan Modra <amodra@gmail.com>
18318 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
18319 (ctr<mode>): Add unspec.
18320 (ctr<mode>_internal*): Likewise.
18322 2016-07-08 James Bowman <james.bowman@ftdichip.com>
18324 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
18325 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
18327 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
18329 PR rtl-optimization/71621
18330 * lra-constraints.c (process_alt_operands): Check combination of
18331 reg class and mode.
18333 2016-07-08 Jason Merrill <jason@redhat.com>
18334 Richard Biener <rguenther@suse.de>
18336 P0145: Refining Expression Order for C++.
18337 * gimplify.c (initial_rhs_predicate_for): New.
18338 (gimplfy_modify_expr): Gimplify RHS before LHS.
18340 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18343 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18344 Allow standard error handling to take over when a wrong number
18345 of arguments is presented to __builtin_vec_ld () or
18346 __builtin_vec_st ().
18348 2016-07-08 Jiong Wang <jiong.wang@arm.com>
18350 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
18355 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
18356 __builtin_aarch64_fmaxv2sf.
18357 (vmaxnmq_f32): Likewise.
18358 (vmaxnmq_f64): Likewise.
18359 (vminnm_f32): Likewise.
18360 (vminnmq_f32): Likewise.
18361 (vminnmq_f64): Likewise.
18363 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
18366 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
18367 enable -mfloat128-hardware by default.
18368 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
18369 that IEEE 128-bit hardware support needs.
18370 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
18371 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
18372 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
18373 floating point requires.
18374 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18375 -mfloat128 and -mfloat128-hardware changes.
18377 2016-07-08 Alan Hayward <alan.hayward@arm.com>
18379 PR tree-optimization/71667
18380 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
18382 2016-07-08 Martin Liska <mliska@suse.cz>
18384 PR middle-end/71606
18385 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
18386 folding produces SAVE_EXPRs, thus return false for the type.
18388 2016-07-07 Martin Liska <mliska@suse.cz>
18390 * file-find.c (remove_prefix): New function.
18391 * file-find.h (remove_prefix): Declare the function.
18392 * gcc-ar.c (main): Skip a folder of the wrapper if
18393 a wrapped binary would point to the same file.
18395 2016-07-07 Jan Hubicka <jh@suse.cz>
18397 * tree-scalar-evolution.c (iv_can_overflow_p): export.
18398 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
18399 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
18401 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
18404 * ipa-inline-analysis.c (compute_inline_parameters): Set
18405 local.can_change_signature to false for intrumentation
18408 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18410 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
18411 with TARGET_HAVE_MOVT.
18412 (TARGET_HAVE_MOVT): Define.
18413 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
18414 availability with TARGET_HAVE_MOVT.
18415 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
18417 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
18419 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
18420 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
18421 * config/arm/constraints.md (define_constraint "j"): Use
18422 TARGET_HAVE_MOVT to check MOVT availability.
18424 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18426 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
18428 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18430 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
18431 (armv8-m.main): Likewise.
18432 (armv8-m.main+dsp): Likewise.
18433 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
18434 (FL_FOR_ARCH8M_MAIN): Likewise.
18435 * config/arm/arm-tables.opt: Regenerate.
18436 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
18437 armv8-m.main+dsp to BE8_LINK_SPEC.
18438 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
18439 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
18440 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
18441 Baseline and Mainline.
18442 (arm_option_override_internal): Also disable arm_restrict_it when
18443 !arm_arch_notm. Update comment for -munaligned-access to also cover
18445 (arm_file_start): Increase buffer size for printing architecture name.
18446 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
18447 and armv8-m.main+dsp.
18448 (mno-unaligned-access): Clarify that this is disabled by default for
18449 ARMv8-M Baseline architectures as well.
18451 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18453 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
18454 decide whether to prevent some libgcc routines being included for some
18455 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
18456 link between this condition and the one in
18457 libgcc/config/arm/lib1func.S.
18459 2016-07-07 Richard Biener <rguenther@suse.de>
18461 * tree-ssa-pre.c: Include alias.h.
18462 (compute_avail): If we have multiple VN_REFERENCEs with the
18463 same hashtable entry adjust that to make it a valid replacement
18464 for all of them with respect to alignment and aliasing
18465 when doing insertion.
18466 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
18467 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
18469 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
18473 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
18474 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
18477 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18479 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
18480 (adjust_mems): Adjust.
18481 (adjust_insn): Likewise.
18482 (prepare_call_arguments): Likewise.
18484 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18486 * gcse.c (struct ls_expr): Make stores field a vector.
18487 (ldst_entry): Adjust.
18488 (free_ldst_entry): Likewise.
18489 (print_ldst_list): Likewise.
18490 (compute_ld_motion_mems): Likewise.
18491 (update_ld_motion_stores): Likewise.
18493 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18495 * gcse.c (struct ls_expr): Remove loads field.
18496 (ldst_entry): Adjust.
18497 (free_ldst_entry): Likewise.
18498 (print_ldst_list): Likewise.
18499 (compute_ld_motion_mems): Likewise.
18501 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18503 * store-motion.c (struct st_expr): Make antic_stores a vector.
18504 (st_expr_entry): Adjust.
18505 (free_st_expr_entry): Likewise.
18506 (print_store_motion_mems): Likewise.
18507 (find_moveable_store): Likewise.
18508 (compute_store_table): Likewise.
18509 (remove_reachable_equiv_notes): Likewise.
18510 (replace_store_insn): Likewise.
18511 (build_store_vectors): Likewise.
18513 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18515 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
18516 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
18518 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
18520 PR tree-optimization/71518
18521 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
18522 misalign also for outer loops with negative step.
18524 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
18526 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
18527 (cortex_a53_shift): Add mov_shift.
18528 (cortex_a53_shift_reg): Add new reservation for register shifts.
18529 (cortex_a53_alu): Remove bfm.
18530 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
18531 (cortex_a53_alu_extr): Add new reservation for EXTR.
18532 (bypasses): Improve bypass modelling.
18534 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18537 * config/avr/avr.c (avr_asm_select_section): Strip off
18538 SECTION_DECLARED from flags when calling get_section.
18540 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18542 * tree-vectorizer.h (vect_memory_access_type): Add
18543 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
18544 * tree-vect-stmts.c (compare_step_with_zero): New function.
18545 (perm_mask_for_reverse): Move further up file.
18546 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
18548 (get_negative_load_store_type): New function.
18549 (get_load_store_type): Call it. Add an ncopies argument.
18550 (vectorizable_mask_load_store): Update call accordingly and
18551 remove tests for negative steps.
18552 (vectorizable_store, vectorizable_load): Likewise. Handle new
18553 memory_access_types.
18555 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18557 * tree-vectorizer.h (vect_memory_access_type): New enum.
18558 (_stmt_vec_info): Add a memory_access_type field.
18559 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
18560 (vect_model_store_cost): Take an access type instead of a boolean.
18561 (vect_model_load_cost): Likewise.
18562 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
18563 vect_model_store_cost and vect_model_load_cost.
18564 * tree-vect-stmts.c (vec_load_store_type): New enum.
18565 (vect_model_store_cost): Take an access type instead of a
18566 store_lanes_p boolean. Simplify tests.
18567 (vect_model_load_cost): Likewise, but for load_lanes_p.
18568 (get_group_load_store_type, get_load_store_type): New functions.
18569 (vectorizable_store): Use get_load_store_type. Record the access
18570 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
18571 (vectorizable_load): Likewise.
18572 (vectorizable_mask_load_store): Likewise. Replace is_store
18573 variable with vls_type.
18575 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18577 * tree-vectorizer.h (vect_grouped_load_supported): Add a
18578 single_element_p parameter.
18579 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
18580 Check the PR65518 case here rather than in vectorizable_load.
18581 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
18582 * tree-vect-stmts.c (vectorizable_load): Likewise.
18584 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18586 * tree-vectorizer.h (gather_scatter_info): New structure.
18587 (vect_check_gather_scatter): Return a bool rather than a decl.
18588 Replace return-by-pointer arguments with a single
18589 gather_scatter_info *.
18590 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
18591 (vect_analyze_data_refs): Update call accordingly.
18592 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
18593 (vectorizable_mask_load_store): Likewise. Also record the
18594 offset dt and vectype in the gather_scatter_info.
18595 (vectorizable_store): Likewise.
18596 (vectorizable_load): Likewise.
18598 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18600 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
18601 strided groups, use the cost of N scalar accesses instead
18602 of ncopies vector accesses.
18603 (vect_model_load_cost): Likewise.
18605 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18607 * tree-vect-stmts.c (vect_cost_group_size): Delete.
18608 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
18609 variable to indicate when once-per-group costs are being used.
18610 (vect_model_load_cost): Likewise. Fix comment and misindented code.
18612 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18614 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
18615 peeling-for-gaps condition.
18617 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18619 * config/s390/s390.c (s390_expand_vec_init): Force initializer
18620 element to register if it doesn't match general_operand.
18622 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
18623 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18625 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
18627 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
18628 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
18629 (SIGNBIT): New mode iterator.
18630 (Fsignbit): New mode attribute.
18631 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
18632 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
18633 when direct moves are available.
18634 (signbit<mode>2_dm): New define_insn_and_split).
18635 (signbit<mode>2_dm2): New define_insn.
18637 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18639 PR rtl-optimization/71594
18640 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
18641 into subregs of appropriate mode before trying to emit a conditional
18644 2016-07-05 Jan Hubicka <jh@suse.cz>
18646 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
18647 (simple_iv): Use it.
18649 2016-07-05 Jan Hubicka <jh@suse.cz>
18651 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
18653 2016-07-05 Jiong Wang <jiong.wang@arm.com>
18655 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
18658 2016-07-05 Jan Hubicka <jh@suse.cz>
18660 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
18663 2016-07-05 Richard Biener <rguenther@suse.de>
18665 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
18666 Handle empty else block.
18667 (is_feasible_trace): Likewise.
18668 (split_paths): Likewise.
18670 2016-07-05 Richard Biener <rguenther@suse.de>
18672 * tree-loop-distribution.c (distribute_loop): Fix issue with
18673 the cost model loop.
18675 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
18677 * config/arm/neon-testgen.ml: Delete.
18678 * config/arm/neon.ml: Delete.
18680 2016-07-04 Jakub Jelinek <jakub@redhat.com>
18683 * tree.c (attribute_value_equal): Use get_attribute_name instead of
18684 directly using TREE_PURPOSE.
18686 2016-07-04 Jiong Wang <jiong.wang@arm.com>
18688 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
18689 * config/aarch64/aarch64_neon.h: Likewise.
18690 * config/aarch64/arm_neon.h: Likewise.
18691 * config/aarch64/atomics.md: Likewise.
18692 * config/aarch64/aarch64-simd-builtins.def: Likewise.
18693 * doc/invoke.texi: Likewise.
18695 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18697 * config/s390/s390.md: Add "z13" cpu_facility.
18698 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
18699 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
18700 condition" type instructions.
18702 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18703 Jeff Law <law@redhat.com>
18705 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
18706 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
18708 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
18710 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
18711 permutation for TARGET_AVX512F.
18712 (ix86_expand_vec_one_operand_perm_avx512): New function.
18713 (expand_vec_perm_1): Invoke introduced function.
18714 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
18715 it may be not valid after vectorization.
18717 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18720 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
18721 typo in comment. Only force to memory if it is a weak
18722 external reference.
18724 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
18725 Jiong Wang <jiong.wang@arm.com>
18727 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
18728 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
18729 (AARCH64_FL_F16): New.
18730 (AARCH64_FL_FOR_ARCH8_2): New.
18731 (AARCH64_ISA_8_2): New.
18732 (AARCH64_ISA_F16): New.
18733 (TARGET_FP_F16INST): New.
18734 (TARGET_SIMD_F16INST): New.
18735 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
18736 ("fp"): Disabling "fp" also disables "fp16".
18737 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
18738 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
18739 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
18740 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
18742 2016-07-04 Jan Beulich <jbeulich@suse.com>
18744 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
18746 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
18749 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
18750 the insns, use an insn form that does not adjust the offset on
18751 little endian systems.
18753 2016-07-01 Jan Beulich <jbeulich@suse.com>
18755 * varasm.c (get_variable_section): Validate initializer in
18756 named .bss-like sections.
18758 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
18760 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
18761 Exchange the order of the second and third operands in the vpermr
18762 instruction tmeplate.
18764 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
18767 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
18768 Disallow TDmode values.
18770 2016-07-01 Alan Modra <amodra@gmail.com>
18772 PR rtl-optimization/71709
18773 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
18774 being set, not referenced.
18776 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
18778 PR tree-optimization/70729
18779 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
18780 of loop since it can be not valid after transformation.
18782 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18784 * config/arm/arm.c (thumb_reload_in_hi): Delete.
18785 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
18787 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
18789 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
18792 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
18795 * config/rs6000/constraints.md (wY constraint): New constraint to
18796 match the requirements for the LXSD and STXSD instructions.
18797 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
18798 predicate to match the requirements for the LXSD and STXSD
18800 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
18801 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
18802 to make sure that the bottom 2 bits of offset are 0, the address
18803 form is offsettable, and no updating is done in the address mode.
18804 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
18805 (movdi_internal32): Likewise
18806 (movdi_internal64): Likewise.
18808 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18810 PR tree-optimization/71707
18811 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
18812 strinfo even for ADDR_EXPR ptr.
18814 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
18816 * config/rs6000/altivec.md (darn_32): Change the condition to
18817 TARGET_P9_MISC instead of TARGET_MODULO.
18818 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
18819 condition expression.
18820 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
18821 condition expression.
18822 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
18823 (DFP_TEST): New code iterator.
18824 (dfptstsfi_<code>_mode>): New define_expand.
18825 (*dfp_sgnfcnc_<mode>): New define_insn.
18826 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
18827 definition next to BU_P9_MISC_1 definition and change the MASK
18828 value to RS6000_BTM_P9_MISC.
18829 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
18830 (BU_P9_64BIT_MISC_0): Likewise.
18831 (BU_P9_DFP_MISC_0): New macro definition.
18832 (BU_P9_DFP_MISC_1): New macro definition.
18833 (BU_P9_DFP_MISC_2): New macro definition.
18834 (BU_P9_DFP_OVERLOAD_1): New macro definition.
18835 (BU_P9_DFP_OVERLOAD_2): New macro definition.
18836 (BU_P9_DFP_OVERLOAD_3): New macro definition.
18837 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
18838 (TSTSFI_LT_TD): Likewise.
18839 (TSTSFI_EQ_DD): Likewise.
18840 (TSTSFI_EQ_TD): Likewise.
18841 (TSTSFI_GT_DD): Likewise.
18842 (TSTSFI_GT_TD): Likewise.
18843 (TSTSFI_OV_DD): Likewise.
18844 (TSTSFI_OV_TD): Likewise.
18845 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
18846 (TSTSFI_LT_DD): Likewise.
18847 (TSTSFI_LT_TD): Likewise.
18848 (TSTSFI_EQ): Likewise.
18849 (TSTSFI_EQ_DD): Likewise.
18850 (TSTSFI_EQ_TD): Likewise.
18851 (TSTSFI_GT): Likewise.
18852 (TSTSFI_GT_DD): Likewise.
18853 (TSTSFI_GT_TD): Likewise.
18854 (TSTSFI_OV): Likewise.
18855 (TSTSFI_OV_DD): Likewise.
18856 (TSTSFI_OV_TD): Likewise.
18857 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18858 overloaded test significance functions.
18859 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18860 OPTION_MASK_P9_MISC into the representation of this mask.
18861 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
18863 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
18864 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
18866 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
18867 argument is a 6-bit unsigned literal value if the icode argument
18868 represents a DFP test significance built-in call.
18869 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
18870 flag used independently and in combination with the
18871 RS6000_BTM_64BIT flag.
18872 (rs6000_opt_masks): Add entry for power9-misc command-line option.
18873 (rs6000_builtin_mask_names): Add entry for power9-misc
18874 command-line option.
18875 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
18876 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
18877 RS6000_BTM_P9_MISC macros.
18878 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
18879 option and change the description of the -mpower9-vector option to
18880 enable only vector instructions, removing its erroneously claimed
18881 support for scalar instructions.
18882 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18883 the ISA 3.0 digital floating point test significance built-in
18886 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
18888 * config/aarch64/aarch64.c (cortexa35_tunings):
18889 Enable AES fusion. Use cortexa57_branch_cost.
18890 (cortexa53_tunings): Use cortexa57_branch_cost.
18891 (cortexa72_tunings): Use cortexa57_branch_cost.
18892 Use AUTOPREFETCHER_WEAK.
18893 (cortexa73_tunings): Use cortexa57_branch_cost.
18895 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18896 James Greenhalgh <james.greenhalgh@arm.com>
18898 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
18899 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
18900 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
18901 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
18902 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
18903 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
18904 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
18905 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
18906 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
18907 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
18908 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
18909 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
18910 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
18913 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
18914 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18916 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
18918 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
18920 2016-06-30 David Malcolm <dmalcolm@redhat.com>
18923 * gcc.c (driver::build_option_suggestions): Pass "option" to
18924 add_misspelling_candidates.
18925 * opts-common.c (add_misspelling_candidates): Add "option" param;
18926 use it to avoid adding negated forms for options marked with
18928 * opts.h (add_misspelling_candidates): Add "option" param.
18930 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18932 PR middle-end/71693
18933 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
18934 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
18935 first when permuting bitwise operation with rotate. Cast
18936 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
18938 2016-06-29 David Malcolm <dmalcolm@redhat.com>
18940 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
18941 for misspelled param names.
18942 * params.c: Include spellcheck.h.
18943 (find_param_fuzzy): New function.
18944 * params.h (find_param_fuzzy): New prototype.
18945 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
18946 * spellcheck.h (struct edit_distance_traits<const char *>):
18949 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
18951 * config/rs6000/predicates.md (const_0_to_7_operand): New
18952 predicate, recognize 0..7.
18953 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
18954 support for doing extracts from V16QImode, V8HImode, V4SImode
18956 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
18957 vector extract support.
18958 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
18959 for ISA 3.0 vector extract.
18960 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
18961 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
18962 extracts of a constant element number from small integer vectors
18963 on 64-bit ISA 3.0 systems.
18964 (vsx_extract_<mode>_di): Likewise.
18965 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
18966 say when we can do ISA 3.0 vector extracts.
18967 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
18968 registers, using the stxsiwx instruction.
18970 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
18972 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
18973 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
18974 qdf24xx_regmove_cost, qdf24xx_tunings): New.
18975 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
18976 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
18977 * config/arm/arm.c (arm_qdf24xx_tune): New.
18979 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
18981 * config/aarch64/aarch64.c (cortexa53_tunings):
18982 Increase loop alignment to 8. Set function alignment to 16.
18983 (cortexa35_tunings): Likewise.
18984 (cortexa57_tunings): Increase loop alignment to 8.
18985 (cortexa72_tunings): Likewise.
18986 (cortexa73_tunings): Likewise.
18988 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
18990 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
18991 for arm_fp16_ok and arm_fp16_hw.
18992 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
18993 arm_fp16_alternative.
18995 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
18997 PR tree-optimization/71655
18998 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
18999 types when swapping operands.
19001 2016-06-29 Martin Liska <mliska@suse.cz>
19003 PR middle-end/71585
19004 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
19005 * ipa-inline-transform.c (inline_call): Remove unnecessary call
19006 of build_optimization_node.
19008 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
19010 PR tree-optimization/70729
19011 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
19012 independent in loops having positive safelen value.
19013 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
19014 it may be not valid after vectorization.
19016 2016-06-29 Jakub Jelinek <jakub@redhat.com>
19018 PR tree-optimization/71625
19019 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
19020 is sorted by ascending list->offset. If PTR is non-NULL and there is
19021 previous strinfo, call get_stridx_plus_constant.
19022 (get_stridx): Pass exp as second argument to get_addr_stridx.
19023 (addr_stridxptr): Add missing list = list->next, so that there can be
19024 more than one entries in the list. Bump limit from 16 to 32. Ensure
19025 the list is sorted by ascending list->offset.
19026 (get_stridx_plus_constant): Adjust so that it can be also called with
19027 ADDR_EXPR instead of SSA_NAME as PTR.
19028 (handle_char_store): Pass NULL_TREE as second argument to
19031 2016-06-29 Richard Biener <rguenther@suse.de>
19033 PR rtl-optimization/68961
19034 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
19036 2016-06-29 Richard Biener <rguenther@suse.de>
19038 PR middle-end/71002
19039 * alias.c (component_uses_parent_alias_set_from): Handle
19040 type punning through union accesses by using the union alias set.
19041 * gimple.c (gimple_get_alias_set): Remove union type punning case.
19043 2016-07-29 Richard Biener <rguenther@suse.de>
19045 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
19046 precision not matching mode precision.
19048 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
19050 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
19051 pa_output_arg_descriptor.
19052 (call_val_symref_64bit_post_reload): Likewise.
19053 (call_val_powf_64bit_post_reload): Likewise.
19054 (sibcall_internal_symref_64bit): Likewise.
19055 (sibcall_value_internal_symref_64bit): Likewise.
19057 2016-06-28 Jakub Jelinek <jakub@redhat.com>
19059 PR middle-end/71626
19060 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
19061 a constant, force its SUBREG_REG into memory or register instead
19064 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
19067 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
19068 * doc/invoke.texi (AVR Options): Document it.
19070 2016-06-28 Walter Lee <walt@tilera.com>
19072 * config/tilegx/linux.h: Do not include arch/icache.h
19073 (CLEAR_INSN_CACHE): Provide inlined definition directly.
19074 * config/tilepro/linux.h: Do not include arch/icache.h
19075 (CLEAR_INSN_CACHE): Provide inlined definition directly.
19077 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
19079 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
19080 for big-endian BIT_FIELD_REF.
19082 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
19084 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
19085 ('size' attribute): Add '128'.
19087 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
19088 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
19089 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
19090 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
19091 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
19092 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
19093 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
19094 *trunc<mode>df2_odd): Set size attribute to '128'.
19095 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
19096 * config/rs6000/power6.md (power6-fp): Include dfp type.
19097 * config/rs6000/power7.md (power7-fp): Likewise.
19098 * config/rs6000/power8.md (power8-fp): Likewise.
19099 * config/rs6000/power9.md: New file.
19100 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
19101 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
19102 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
19104 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
19105 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
19106 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
19107 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
19108 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
19109 dfp_dscri_<mode>): Change type attribute to dfp.
19110 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
19111 attribute to vecsimple.
19112 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
19113 and prefetch streams.
19114 (rs6000_option_override_internal): Remove temporary code setting
19115 tuning to power8. Don't set rs6000_sched_groups for power9.
19116 (last_scheduled_insn): Change to rtx_insn *.
19117 (divide_cnt, vec_load_pendulum): New variables.
19118 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
19119 (rs6000_issue_rate): Set issue rate for Power9.
19120 (is_power9_pairable_vec_type): New.
19121 (power9_sched_reorder2): New.
19122 (rs6000_sched_reorder2): Call new function for Power9 specific
19124 (insn_must_be_first_in_group): Remove Power9.
19125 (insn_must_be_last_in_group): Likewise.
19126 (force_new_group): Likewise.
19127 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
19128 Initialize divide_cnt/vec_load_pendulum.
19129 (_rs6000_sched_context, rs6000_init_sched_context,
19130 rs6000_set_sched_context): Handle context save/restore of new
19133 2016-06-28 Richard Biener <rguenther@suse.de>
19135 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
19136 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
19137 COMPONENT_REF operand.
19138 (nonoverlapping_component_refs_p): Likewise.
19139 * stor-layout.c (start_bitfield_representative): Mark
19140 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
19142 2016-06-28 Jakub Jelinek <jakub@redhat.com>
19144 * Makefile.in: Don't cat ../stage_current if it does not exist.
19146 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
19147 last argument is a bit-field.
19149 PR rtl-optimization/71673
19150 * internal-fn.c (expand_arith_overflow_result_store): Use
19151 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
19152 expand_simple_binop.
19154 PR middle-end/66867
19155 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
19156 expand_ifn_atomic_compare_exchange): New functions.
19157 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
19158 * tree.h (build_call_expr_internal_loc): Rename to ...
19159 (build_call_expr_internal_loc_array): ... this. Fix up type of
19161 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
19162 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
19163 ATOMIC_COMPARE_EXCHANGE result.
19164 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
19165 * gimple-fold.h (optimize_atomic_compare_exchange_p,
19166 fold_builtin_atomic_compare_exchange): New prototypes.
19167 * gimple-fold.c (optimize_atomic_compare_exchange_p,
19168 fold_builtin_atomic_compare_exchange): New functions..
19169 * tree-ssa.c (execute_update_addresses_taken): If
19170 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
19171 of call when finding addressable vars, and if such var becomes
19172 non-addressable, call fold_builtin_atomic_compare_exchange.
19174 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
19177 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
19178 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
19180 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
19182 * config/rs6000/rs6000.md ('type' attribute): Add
19183 veclogical,veccmpfx,vecexts,vecmove insn types.
19184 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
19185 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
19186 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
19187 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
19188 *nabs<mode>2_hw): Change type to vecmove.
19189 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
19190 *boolcc<mode>3_internal, *eqv<mode>3_internal,
19191 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
19192 *ieee_128bit_vsx_abs<mode>2_internal,
19193 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
19194 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
19195 *ieee128_mtvsrd_32bit): Change type to veclogical.
19196 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
19197 *movdi_internal32, *movdi_internal64): Update insn types.
19198 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
19199 vsx_extract_<mode>): Change type to veclogical.
19200 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
19201 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
19202 *vsx_sign_extend_si_v2di): Change type to vecexts.
19203 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
19204 type to veclogical.
19205 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
19206 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
19207 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
19208 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
19209 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
19210 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
19211 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
19212 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
19213 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
19214 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
19215 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
19216 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
19217 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
19218 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
19219 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
19220 (ppc7450-vecsimple): Add veclogical, vecmove.
19221 (ppc7450-veccmp): Add veccmpfx.
19222 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
19224 (ppc8540_vector_compare): Add veccmpfx.
19225 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
19226 * config/rs6000/cell.md (cell-fp): Add fpsimple.
19227 (cell-vecsimple): Add veclogical, vecmove.
19228 (cell-veccmp): Add veccmpfx.
19229 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
19230 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
19232 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
19233 * config/rs6000/power4.md (power4-fp): Add fpsimple.
19234 (power4-vecsimple): Add veclogical, vecmove.
19235 (power4-veccmp): Add veccmpfx.
19236 * config/rs6000/power5.md (power5-fp): Add fpsimple.
19237 * config/rs6000/power6.md (power6-fp): Add fpsimple.
19238 (power6-vecsimple): Add veclogical, vecmove.
19239 (power6-veccmp): Add veccmpfx.
19240 * config/rs6000/power7.md (power7-fp): Add fpsimple.
19241 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
19242 * config/rs6000/power8.md (power8-fp): Add fpsimple.
19243 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
19244 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
19245 * config/rs6000/titan.md (titan_fp): Add fpsimple.
19246 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
19248 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
19250 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
19253 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
19254 OPTION_MASK_P9_DFORM_VECTOR.
19255 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
19256 disable -mpower9-dform-vector when using reload.
19257 (quad_address_p): Remove 'gpr_p' argument and all associated code.
19258 New 'strict' argument. Update all callers. Add strict addressing
19260 (rs6000_legitimate_offset_address_p): Remove call to
19261 virtual_stack_registers_memory_p.
19262 (rs6000_legitimize_reload_address): Add quad address support.
19263 (rs6000_legitimate_address_p): Move call to quad_address_p above
19264 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
19265 to account for new strict usage.
19266 (rs6000_output_move_128bit): Adjust quad_address_p args to account
19267 for new strict usage.
19268 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
19270 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
19277 * config/i386/i386.c (ix86_spill_class): Disable condition to
19278 always return NO_REGS.
19280 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
19282 * predict.c: Include gimple-pretty-print.h
19283 (predicted_by_loop_heuristics_p): Check also
19284 PRED_LOOP_EXIT_WITH_RECURSION
19285 (predict_loops): Find self recursive calls and use special purpose
19286 predictors for them; dump log about decisions.
19287 (pass_profile::execute): Dump info about #of iterations.
19288 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
19289 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
19291 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
19293 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
19294 output_asm_insn calls and shorten long lines. Output .CALL
19295 argument descriptor using pa_output_arg_descriptor. Add various
19296 inline $$dyncall and other optimizations.
19297 (pa_attr_length_indirect_call): Adjust ordering and lengths.
19299 2016-06-25 Jakub Jelinek <jakub@redhat.com>
19301 PR tree-optimization/71643
19302 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
19305 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
19306 leak a bitmap if dep_bb is NULL.
19308 PR tree-optimization/71631
19309 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
19310 to rewrite_expr_tree even if negate_result, move new_lhs var
19311 declaration and initialization earlier, for powi_result set afterwards
19312 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
19313 if new_lhs != lhs, and don't shadow gsi var.
19315 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
19317 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
19318 Add in_loop parameter.
19319 (predict_loops): Add loop guard heuristics.
19320 * predict.def (PRED_LOOP_GUARD): New heuristics.
19322 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
19324 * predict.c: Include ipa-utils.h
19325 (tree_bb_level_prediction): Predict recursive calls.
19326 (tree_estimate_probability_bb): Skip inexpensive calls for call
19328 * predict.def (PRED_RECURSIVE_CALL): New.
19330 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19332 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
19333 (BU_FLOAT128_1): Likewise.
19335 (COPYSIGNQ): Likewise.
19336 (RS6000_BUILTIN_NANQ): Likewise.
19337 (RS6000_BUILTIN_NANSQ): Likewise.
19338 (RS6000_BUILTIN_INFQ): Likewise.
19339 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
19340 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
19341 (TARGET_FOLD_BUILTIN): New #define.
19342 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
19343 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
19344 (rs6000_fold_builtin): New target hook implementation, handling
19345 folding of 128-bit NaNs and infinities.
19346 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
19347 entries are filled in to avoid problems during bootstrap
19348 self-test; define builtins for 128-bit NaNs and infinities.
19349 (rs6000_opt_mask): Add entry for float128.
19350 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
19351 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
19352 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
19353 (const_str_type_node): New #define.
19354 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
19355 to a define_expand that dispatches to either copysign<mode>3_soft
19356 or copysign<mode>3_hard.
19357 (copysign<mode>3_hard): Rename from copysign<mode>3.
19358 (copysign<mode>3_soft): New define_insn.
19359 * doc/extend.texi: Document new builtins.
19361 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19363 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
19364 PRIu64 instead of lu.
19366 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
19369 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
19370 copy the type name.
19372 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19374 PR tree-optimization/71647
19375 * omp-low.c (lower_rec_input_clauses): Convert
19376 omp_clause_aligned_alignment (c) to size_type_node for the
19377 last argument of __builtin_assume_aligned.
19379 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
19381 * configure.ac (calling ___tls_get_addr via GOT): New
19382 assembler/linker check.
19383 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
19384 assembler and linker supports calling ___tls_get_addr via GOT.
19385 Otherise, defined to 0.
19386 * config.in: Regenerated.
19387 * configure: Likewise.
19388 * config/i386/constraints.md (Yb): New constraint.
19389 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
19390 (REG_CLASS_NAMES): Likewise.
19391 (REG_CLASS_CONTENTS): Likewise.
19392 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
19393 the b constraint with the Yb constraint. Call ___tls_get_addr
19394 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
19396 (*tls_local_dynamic_base_32_gnu): Likewise.
19397 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
19398 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
19399 (*tls_local_dynamic_base_64_<mode>): Likewise.
19401 2016-06-24 Martin Liska <mliska@suse.cz>
19403 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
19404 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
19406 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
19407 argument to true if the expected number of iterations is
19410 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
19412 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
19413 assemble for 32bit target.
19414 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
19415 and $ld_ix86_gld_32_opt to link for 32bit target.
19416 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
19417 * configure: Regenerate.
19419 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19421 * config/arm/arm.c (int_log2): Delete definition and prototype.
19422 (shift_op): Use exact_log2 instead of int_log2.
19423 (vfp3_const_double_for_fract_bits): Likewise.
19425 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19427 * internal-fn.c (expand_arith_set_overflow): New function.
19428 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
19430 (expand_arith_overflow_result_store): Likewise. Handle precision
19431 smaller than mode precision.
19432 * tree-vrp.c (extract_range_basic): For imag part, handle
19433 properly signed 1-bit precision result.
19434 * doc/extend.texi (__builtin_add_overflow): Document that last
19435 argument can't be pointer to enumerated or boolean type.
19436 (__builtin_add_overflow_p): Document that last argument can't
19437 have enumerated or boolean type.
19439 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19440 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19442 * config/rs6000/predicates.md (splat_input_operand): Rework.
19443 Don't allow constants, since the insns that use this predicate
19444 don't support constants. Constants are handled by other insns
19445 that are created via combine. During and after register
19446 allocation, only allow indexed or indirect addresses, and not
19447 general addresses. Only allow modes supported by the hardware.
19448 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
19449 comment. Move check for using VSPLTIS<x> to a common location,
19450 instead of doing it in two different places.
19452 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
19454 * config/i386/driver-i386.c (host_detect_local_cpu): Set
19455 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
19456 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
19457 signature_CENTAUR_ebx.
19459 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
19463 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
19464 (as_ix86_gas_32_opt): This.
19465 (ld_ix86_tls_ldm_opt): Renamed to ...
19466 (ld_ix86_gld_32_opt): This.
19467 (R_386_TLS_LDM reloc): Updated.
19468 (R_386_GOT32X reloc): New assembler/linker check.
19469 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
19470 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
19472 * config.in: Regenerated.
19473 * configure: Likewise.
19474 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
19475 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
19476 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
19477 if ix86_force_load_from_GOT_p returns true.
19478 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
19479 ix86_force_load_from_GOT_p returns true.
19480 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
19481 the external function address via the GOT slot.
19482 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
19483 HAVE_AS_IX86_GOT32X before returning false.
19484 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
19485 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
19487 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
19489 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
19491 2016-06-23 Andi Kleen <ak@linux.intel.com>
19493 * Makefile.in: Regenerate.
19494 * doc/install.texi: Document autoprofiledbootstrap.
19496 2016-06-23 Andi Kleen <ak@linux.intel.com>
19498 * config/i386/gcc-auto-profile: New file.
19500 2016-06-23 Martin Liska <mliska@suse.cz>
19502 PR middle-end/71619
19503 * predict.c (predict_loops): Revert the hunk that was removed
19506 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
19508 * config.gcc: Add support for arm*-*-phoenix* targets.
19509 * config/arm/t-phoenix: New.
19510 * config/phoenix.h: New.
19512 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
19513 H.J. Lu <hongjiu.lu@intel.com>
19516 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
19517 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
19518 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
19519 ix86_force_load_from_GOT_p returns true.
19520 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
19521 ix86_force_load_from_GOT_p returns true.
19522 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
19523 ix86_force_load_from_GOT_p returns true.
19524 (ix86_expand_move): Load the external function address via the
19525 GOT slot if ix86_force_load_from_GOT_p returns true.
19526 * config/i386/predicates.md (x86_64_immediate_operand): Return
19527 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
19528 (x86_64_zext_immediate_operand): Ditto.
19530 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
19532 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
19534 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19537 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
19538 * diagnostic.c (pedwarn_at_rich_loc): New function.
19539 * spellcheck.h (best_match::best_match): Add a
19540 "best_distance_so_far" optional parameter.
19541 (best_match::set_best_so_far): New method.
19542 (best_match::get_best_distance): New accessor.
19543 (best_match::get_best_candidate_length): New accessor.
19545 2016-06-22 Nick Clifton <nickc@redhat.com>
19547 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
19548 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
19549 modes are accepted as well.
19550 (ucompare_loc_descriptor): Likewise.
19551 (minmax_loc_descriptor): Likewise.
19552 (clz_loc_descriptor): Likewise.
19553 (popcount_loc_descriptor): Likewise.
19554 (bswap_loc_descriptor): Likewise.
19555 (rotate_loc_descriptor): Likewise.
19556 (mem_loc_descriptor): Likewise.
19557 (loc_descriptor): Likewise.
19559 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19561 * common.opt (fdiagnostics-parseable-fixits): New option.
19562 * diagnostic.c: Include "selftest.h".
19563 (print_escaped_string): New function.
19564 (print_parseable_fixits): New function.
19565 (diagnostic_report_diagnostic): Call print_parseable_fixits.
19566 (selftest::assert_print_escaped_string): New function.
19567 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
19568 (selftest::test_print_escaped_string): New function.
19569 (selftest::test_print_parseable_fixits_none): New function.
19570 (selftest::test_print_parseable_fixits_insert): New function.
19571 (selftest::test_print_parseable_fixits_remove): New function.
19572 (selftest::test_print_parseable_fixits_replace): New function.
19573 (selftest::diagnostic_c_tests): New function.
19574 * diagnostic.h (struct diagnostic_context): Add field
19575 "parseable_fixits_p".
19576 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
19577 -fdiagnostics-parseable-fixits.
19578 (-fdiagnostics-parseable-fixits): New option.
19579 * opts.c (common_handle_option): Handle
19580 -fdiagnostics-parseable-fixits.
19581 * selftest-run-tests.c (selftest::run_tests): Call
19582 selftest::diagnostic_c_tests.
19583 * selftest.h (selftest::diagnostic_c_tests): New prototype.
19585 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
19587 PR tree-optimization/71488
19588 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
19589 comparison of boolean vectors.
19590 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
19591 of boolean vectors using bitwise operations.
19593 2016-06-22 Andreas Schwab <schwab@suse.de>
19595 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
19596 Remove declaration.
19598 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
19600 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
19602 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
19604 * config/i386/i386.c (print_reg): Emit an error message on attempt to
19607 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19609 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
19610 * config/arm/arm-cores.def (cortex-a73): New entry.
19611 (cortex-a73.cortex-a35): Likewise.
19612 (cortex-a73.cortex-a53): Likewise.
19613 * config/arm/arm-tables.opt: Regenerate.
19614 * config/arm/arm-tune.md: Likewise.
19615 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
19616 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19617 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
19618 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19619 * doc/invoke.texi (ARM Options): Document cortex-a73,
19620 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
19622 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19624 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
19625 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
19626 (cortex-a73.cortex-a35): Likewise.
19627 (cortex-a73.cortex-a53): Likewise.
19628 * config/aarch64/aarch64-tune.md: Regenerate.
19629 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
19630 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
19633 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19635 * configure.ac (gcc_cv_as_compress_debug): Remove
19636 --compress-debug-sections as extra as switch.
19637 Handle gas --compress-debug-sections=type.
19638 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
19639 Handle gld --compress-debug-sections=type.
19640 * configure: Regenerate.
19642 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
19644 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
19646 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
19648 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
19649 (do_rewrite): likewise.
19651 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19653 * common/config/mep/mep-common.c: Remove.
19654 * config.gcc: Remove mep-* support.
19655 * config/mep/constraints.md: Remove.
19656 * config/mep/default.h: Remove.
19657 * config/mep/intrinsics.h: Remove.
19658 * config/mep/intrinsics.md: Remove.
19659 * config/mep/ivc2-template.h: Remove.
19660 * config/mep/mep-c5.cpu: Remove.
19661 * config/mep/mep-core.cpu: Remove.
19662 * config/mep/mep-default.cpu: Remove.
19663 * config/mep/mep-ext-cop.cpu: Remove.
19664 * config/mep/mep-intrin.h: Remove.
19665 * config/mep/mep-ivc2.cpu: Remove.
19666 * config/mep/mep-pragma.c: Remove.
19667 * config/mep/mep-protos.h: Remove.
19668 * config/mep/mep.c: Remove.
19669 * config/mep/mep.cpu: Remove.
19670 * config/mep/mep.h: Remove.
19671 * config/mep/mep.md: Remove.
19672 * config/mep/mep.opt: Remove.
19673 * config/mep/predicates.md: Remove.
19674 * config/mep/t-mep: Remove.
19675 * doc/install.texi: Remove mep-* documentation.
19676 * doc/md.texi: Likewise.
19678 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19680 * config.gcc: Remove support for avr-rtems.
19681 * config/avr/gen-avr-mmcu-specs.c: Likewise.
19682 * config/avr/rtems.h: Remove.
19683 * config/avr/t-rtems: Remove.
19685 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19687 * config.gcc: Remove m32r-rtems support.
19688 * config/m32r/rtems.h: Remove.
19690 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19692 * config.gcc: Remove h8300-rtems support.
19693 * config/h8300/rtems.h: Remove.
19694 * config/h8300/t-rtems: Remove.
19696 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19698 * config.gcc: Remove support for knetbsd.
19699 * configure.ac: Likewise.
19700 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
19701 * config/knetbsd-gnu.h: Remove.
19702 * configure: Regenerate.
19704 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19706 * config.gcc: Remove support for openbsd 2 and 3.
19707 * config/openbsd-oldgas.h: Remove.
19709 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19711 * config.gcc: Remove interix support.
19712 * config/i386/i386-interix.h: Remove.
19713 * config/i386/interix.opt: Remove.
19714 * config/i386/t-interix: Remove.
19715 * configure: Regenerate.
19716 * configure.ac: Remove interix support.
19717 * doc/install.texi: Remove interix documentation.
19719 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
19721 * config/rs6000/rs6000.h: Add conditional preprocessing directives
19722 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
19725 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19727 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
19728 they are both PLACEHOLDER_EXPRs.
19730 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19732 * stor-layout.c (layout_type): Move setting complex MODE to
19733 layout_type, instead of setting it ahead of time by the caller.
19734 * tree.c (build_complex_type): Likewise.
19736 2016-06-21 Martin Liska <mliska@suse.cz>
19738 * predict.c (force_edge_cold): Replace imposisble with
19741 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19743 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
19744 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
19746 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19748 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
19750 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
19751 Ilya Enkovich <ilya.enkovich@intel.com>
19754 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
19755 New member function to convert V1TImode register to SUBREG
19756 TImode in debug insn.
19757 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
19758 after changing register mode to V1TImode.
19760 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
19762 * config/aarch64/aarch64-cores.def (vulcan): New core.
19763 * config/aarch64/aarch64-tune.md: Regenerate.
19764 * doc/invoke.texi: Document vulcan as an available option.
19766 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19768 * cse.c (canon_asm_operands): New function extracted from...
19769 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
19770 either standalone or member of a PARALLEL.
19772 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19775 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
19776 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
19777 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
19779 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19782 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
19783 constant addresses if can_create_pseudo_p.
19785 2016-06-21 Jakub Jelinek <jakub@redhat.com>
19787 PR tree-optimization/71588
19788 * tree-ssa-strlen.c (valid_builtin_call): New function.
19789 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
19792 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19794 PR middle-end/71581
19795 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
19796 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
19797 for conversion of scalar user var to complex type and use the
19798 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
19801 PR rtl-optimization/71591
19802 * toplev.c (toplev::run_self_tests): If no_backend, complain and
19803 don't run any tests.
19805 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
19808 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
19809 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
19810 space for PIC with non-v32 and the common non-PIC "jump".
19812 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19815 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
19816 returned values and add UN*/LTGT/*ORDERED cases with values matching
19817 D operand modifier on vcmp for AVX.
19819 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19821 * config/aarch64/aarch64.opt
19822 (mpc-relative-literal-loads): Rename internal option name.
19823 * config/aarch64/aarch64.c
19824 (aarch64_nopcrelative_literal_loads): Rename to
19825 aarch64_pcrelative_literal_loads.
19826 (aarch64_expand_mov_immediate): Likewise.
19827 (aarch64_secondary_reload): Likewise.
19828 (aarch64_can_use_per_function_literal_pools_p): Likewise.
19829 (aarch64_override_options_after_change_1): Rename and simplify logic.
19830 (aarch64_classify_symbol): Merge large model checks into switch,
19831 remove pc-relative load check.
19833 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19835 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
19836 costs relative to the cost of a register move.
19838 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19840 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
19841 (vcvt_n_f64_u64): Likewise.
19842 (vcvt_n_s64_f64): Likewise.
19843 (vcvt_n_u64_f64): Likewise.
19844 (vcvt_f64_s64): Likewise.
19845 (vrecpe_f64): Likewise.
19846 (vcvt_f64_u64): Likewise.
19847 (vrecps_f64): Likewise.
19849 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19851 * config/aarch64/aarch64.md
19852 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
19854 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
19856 * config/aarch64/aarch64-builtins.c
19857 (aarch64_types_binop_uss_qualifiers): Delete.
19858 (TYPES_BINOP_USS): Likewise.
19859 (aarch64_types_binop_sus_qualifiers): Likewise.
19860 (TYPES_BINOP_SUS): Likewise.
19861 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
19862 (TYPES_FCVTIMM_SUS): Likewise.
19863 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
19865 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
19866 (fcvtzs): Use SHIFTIMM rather than BINOP.
19867 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
19869 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19871 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
19872 costs relative to the cost of a register move.
19874 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19876 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
19877 Allow scalar/single vector modes to be tieable.
19879 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19881 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
19883 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19885 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
19887 * tree.h (TYPE_ALIGN): Likewise.
19889 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19892 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
19894 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19896 * config/avr/avr.c (avr_print_operand): Fix "format not a string
19897 literal" build warnings.
19898 (avr_print_operand_address): Dito.
19900 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
19903 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
19904 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
19906 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
19908 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
19910 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
19913 * reload1.c (reload): Pass 0 to finish_spills when called because
19914 update_eliminables_and_spill returns true and remove did_spill.
19915 (finish_spills): Adjust comment and document GLOBAL parameter.
19917 2016-06-17 DJ Delorie <dj@redhat.com>
19920 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
19921 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
19922 (umulqihi3_virt): Likewise.
19923 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
19924 (umulqihi3_real): Likewise.
19926 2016-06-17 Martin Liska <mliska@suse.cz>
19928 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
19930 2016-06-17 Martin Liska <mliska@suse.cz>
19932 * predict.def: PRED_LOOP_EXIT from 92 to 85.
19934 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
19936 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
19938 (vaddq_f32): Likewise.
19939 (vmul_f32): Likewise.
19940 (vmulq_f32): Likewise.
19941 (vsub_f32): Likewise.
19942 (vsubq_f32): Likewise.
19944 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19946 PR tree-optimization/71347
19947 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
19948 cost for all uses in group.
19950 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19952 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
19953 insert gimple seq if it's not empty.
19955 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19957 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
19959 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
19960 rather than OFFSET.
19961 (comp_dr_with_seg_len_pair): Ditto.
19962 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
19963 struct dr_with_seg_len_pair against DR_OFFSET.
19964 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
19965 DR_OFFSET directly.
19967 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
19969 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
19971 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
19973 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
19974 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
19975 (pa_output_millicode_call): Likewise.
19976 (pa_output_call): Likewise.
19977 (pa_output_indirect_call): Likewise.
19978 (pa_asm_output_mi_thunk): Likewise.
19980 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19982 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
19984 2016-06-16 Martin Liska <mliska@suse.cz>
19986 * predict.c (combine_predictions_for_insn): When we find a first
19987 match predictor, we should consider just predictors with
19988 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
19989 DS theory predictor.
19990 (combine_predictions_for_bb): Likewise.
19992 2016-06-16 Jakub Jelinek <jakub@redhat.com>
19994 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
19995 with base of reference to struct.
19997 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
19999 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
20001 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20004 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
20005 progmem_swtable_section.
20006 (progmem_swtable_section): Remove.
20007 (avr_asm_function_rodata_section): Remove.
20008 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
20009 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
20011 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
20013 * config/i386/driver-i386.c (host_detect_local_cpu): Set
20014 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
20015 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
20016 signature_CENTAUR_ebx.
20017 * config/i386/i386.c (ix86_option_override_internal): Add
20018 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
20019 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
20020 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
20022 2016-06-16 Martin Liska <mliska@suse.cz>
20024 * predict.def: Add fortran loop preheader predictor.
20025 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
20026 fold IFN_BUILTIN_EXPECT with a known constant argument.
20028 2016-06-16 Martin Liska <mliska@suse.cz>
20030 * predict.def: Add 'Fortran' to display text of all
20031 PRED_FORTRAN_* predictors.
20033 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
20036 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
20037 [IA64_BUILTIN_NANSQ]: Ditto.
20038 (ia64_fold_builtin): New function.
20039 (TARGET_FOLD_BUILTIN): New define.
20040 (ia64_init_builtins) Declare const_string_type node.
20041 Add __builtin_nanq and __builtin_nansq builtin functions.
20042 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
20044 2016-06-16 Nick Clifton <nickc@redhat.com>
20046 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
20047 MSP430_HWMULT_ prefix to enum values.
20048 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
20049 * config/msp430/msp430.c: Update use of enum values.
20050 * config/msp430/msp430.md: Likewise.
20051 * config/msp430/msp430.opt: Likewise.
20053 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
20055 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
20056 of comparsions in the last iteration.
20058 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
20059 Joern Rennecke <joern.rennecke@embecosm.com>
20061 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
20063 (arc_needs_pcl_p): Add GOTOFFPC.
20064 (arc_legitimate_pic_addr_p): Likewise.
20065 (arc_output_pic_addr_const): Likewise.
20066 (arc_legitimize_pic_address): Generate a pc-relative address using
20068 (arc_output_libcall): Use @pcl syntax.
20069 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
20070 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
20071 (*movsi_insn): Use @pcl syntax.
20072 (doloop_begin_i): Likewise.
20074 2016-06-16 Martin Liska <mliska@suse.cz>
20076 * predict.def: Define a new predictor.
20078 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
20080 * config/arc/arc.opt (mtp-regno): Update text.
20082 2016-06-16 Renlin Li <renlin.li@arm.com>
20084 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
20086 2016-06-16 Jakub Jelinek <jakub@redhat.com>
20089 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
20090 (setcc + and peephole2): Likewise.
20092 PR rtl-optimization/71532
20093 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
20096 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
20098 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
20099 DImode constants with XXSPLTIB in vector registers.
20100 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
20101 vsx_extract_<mode>_internal{1,2} into a single insn that handles
20102 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
20103 extraction of the element at the top of the register as a scalar
20105 (vsx_extract_<mode>_internal1): Likewise.
20106 (vsx_extract_<mode>_internal2): Likewise.
20107 * config/rs6000/constraints.md (wi constraint): Remove a comment
20108 about DImode not being allowed in Altivec registers.
20109 (wB constraint): New constraint for constants that can be
20110 generated in Altivec registers with VSPLTISW/VUPKHSW.
20111 * config/rs6000/predicates.md (xxspltib_constant_split): Update
20113 (xxspltib_constant_nosplit): Likewise.
20114 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
20115 support for -mupper-regs-di to enable DImode to go into Altivec
20117 (POWERPC_MASKS): Likewise.
20118 (power7 cpu): Likewise.
20119 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
20120 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
20121 for DImode being allowed in Altivec registers. Update wi/wj
20122 constraints. Set scalar_in_vmx_p flag.
20123 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
20124 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
20125 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
20126 (rs6000_opt_masks): Add -mupper-regs-di.
20127 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
20128 direct move to use wi and not wj.
20129 (lfiwzx): Likewise.
20130 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
20132 (floatunssi<mode>2_lfiwzx_mem): Likewise.
20133 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
20134 any VSX register, instead of just Altivec registers, to allow
20135 either operand to be an Altivec register or both.
20136 (fixuns_trunc<mode>di2_fctiduz): Likewise.
20137 (movdi_internal32): Add support for -mupper-regs-di. Add support
20138 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
20139 the alternatives and attributes to be lined up to be easier to
20141 (movdi_internal64): Likewise.
20142 (64-bit DImode splitters): Change predicates to only split loading
20143 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
20144 load constants in ISA 3.0 or ISA 2.07 respectively.
20145 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
20146 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
20147 mention -mcpu=power9 sets these options.
20148 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
20151 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
20154 * config/avr/avr.c (avr_set_current_function): Warn misspelled
20155 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
20156 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
20157 by default to warn misspelled interrupt/ signal handler.
20158 * doc/invoke.texi (AVR Options): Document it. Update description
20159 for -nodevicelib option.
20161 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20163 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
20164 up parentheses. Use GET_MODE_UNIT_BITSIZE.
20165 (aarch64_<sur>shll2_n<mode>): Likewise.
20167 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
20169 PR middle-end/71529
20170 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
20171 DECL_CONTEXT for copied arguments.
20173 2016-06-15 Alan Hayward <alan.hayward@arm.com>
20175 PR tree-optimization/71483
20176 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
20179 2016-06-15 Martin Liska <mliska@suse.cz>
20181 * predict.c (tree_predict_by_opcode): Call predict_edge_def
20182 instead of predict_edge w/o a probability.
20184 2016-06-15 Alan Hayward <alan.hayward@arm.com>
20186 PR tree-optimization/71439
20187 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
20190 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20192 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
20193 register subregs in SET_SRC.
20195 2016-06-15 Richard Biener <rguenther@suse.de>
20197 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
20198 store restrictions.
20200 2016-06-15 Richard Biener <rguenther@suse.de>
20202 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
20203 not consider dependences between accesses that belong to the
20205 (vect_analyze_data_ref_dependences): Do not analyze read-read
20206 or self-dependences.
20208 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20210 * spellcheck-tree.c: Include spellcheck-tree.h rather than
20212 (find_closest_identifier): Reimplement in terms of
20213 best_match<tree,tree>.
20214 * spellcheck-tree.h: New file.
20215 * spellcheck.c (struct edit_distance_traits<const char *>): New
20217 (find_closest_string): Reimplement in terms of
20218 best_match<const char *, const char *>.
20219 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
20220 overload to spellcheck-tree.h.
20221 (find_closest_identifier): Likewise.
20222 (struct edit_distance_traits<T>): New template.
20223 (class best_match): New class.
20225 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20227 * selftest-run-tests.c (selftest::run_tests): Call
20228 selftest::spellcheck_tree_c_tests.
20229 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
20230 * spellcheck-tree.c: Include selftest.h and stringpool.h.
20231 (selftest::test_find_closest_identifier): New function.
20232 (selftest::spellcheck_tree_c_tests): New function.
20233 * spellcheck.c (selftest::test_find_closest_string): Verify that
20234 the order of the vec does not affect the results for this case.
20235 (selftest::test_data): New array.
20236 (selftest::test_metric_conditions): New function.
20237 (selftest::spellcheck_c_tests): Add a test of case-comparison.
20238 Call selftest::test_metric_conditions.
20240 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20242 * config/rs6000/rs6000-builtin.def (commentary): Typo.
20243 (BU_P9_MISC_1): Likewise.
20244 (BU_P9_64BIT_MISC_0): Likewise.
20245 (BU_P9_MISC_0): Likewise.
20247 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20249 * gcc-rich-location.c
20250 (gcc_rich_location::add_fixit_misspelled_id): New method.
20251 * gcc-rich-location.h
20252 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
20254 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
20256 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
20257 FreeBSD 11 and above.
20259 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
20261 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
20263 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20265 * expmed.h: Close parenthesis in "at your option" in copyright
20267 * lower-subreg.h: Likewise.
20269 2016-06-14 Richard Biener <rguenther@suse.de>
20271 PR middle-end/71526
20272 * genmatch.c (expr::gen_transform): Use in_type for comparisons
20275 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20277 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
20279 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
20280 mask+shift version.
20281 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
20283 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
20284 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
20286 2016-06-14 Richard Biener <rguenther@suse.de>
20288 PR tree-optimization/71522
20289 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
20290 copying into float copying.
20292 2016-06-14 Jakub Jelinek <jakub@redhat.com>
20294 PR tree-optimization/71520
20295 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
20296 (replace_block_by): Move user labels from bb1 to bb2.
20298 2016-06-14 Richard Biener <rguenther@suse.de>
20300 PR middle-end/71310
20302 * expr.h (get_bit_range): Declare.
20303 * expr.c (get_bit_range): Export.
20304 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
20305 word_mode again to constrain the bitfield access.
20307 2016-06-14 Richard Biener <rguenther@suse.de>
20309 PR tree-optimization/71521
20310 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
20311 division int_const_binop against zero divisor.
20313 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20315 * config/i386/i386.md (signbittf2): New expander.
20316 * config/i386/sse.md (ptesttf2): New insn pattern.
20318 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20321 * input.c (selftest::test_reading_source_line): Avoid reading from
20322 __FILE__ by creating a tempfile with known content and reading
20325 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20327 * pretty-print.c (assert_pp_format_colored): Skip the test if
20329 (test_pp_format): Remove comment about GCC_COLORS.
20331 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20333 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
20334 * pretty-print.c (assert_pp_format_va): Add location param and use
20335 it with ASSERT_STREQ_AT.
20336 (assert_pp_format): Add location param and pass it to
20337 assert_pp_format_va.
20338 (assert_pp_format_colored): Likewise.
20339 (ASSERT_PP_FORMAT_1): New.
20340 (ASSERT_PP_FORMAT_2): New.
20341 (ASSERT_PP_FORMAT_3): New.
20342 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
20343 explicitly, or implicitly via the above macros.
20344 * selftest.c (selftest::pass): Use a selftest::location rather
20345 than file and line.
20346 (selftest::fail): Likewise. Print the function name.
20347 (selftest::fail_formatted): Likewise.
20348 (selftest::assert_streq): Use a selftest::location rather than
20350 * selftest.h (selftest::location): New struct.
20351 (SELFTEST_LOCATION): New macro.
20352 (selftest::pass): Accept a const location & rather than file
20354 (selftest::fail): Likewise.
20355 (selftest::fail_formatted): Likewise.
20356 (selftest::assert_streq): Likewise.
20357 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
20358 (ASSERT_FALSE): Likewise.
20359 (ASSERT_EQ): Likewise.
20360 (ASSERT_NE): Likewise.
20361 (ASSERT_STREQ): Likewise.
20362 (ASSERT_PRED1): Likewise.
20363 (ASSERT_STREQ_AT): New macro.
20365 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20367 * selftest.c (selftest::fail_formatted): New function.
20368 (selftest::assert_streq): New function.
20369 * selftest.h (selftests::fail_formatted): New decl.
20370 (selftest::assert_streq): New decl.
20371 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
20373 2016-06-13 Jeff Law <law@redhat.com>
20375 PR tree-optimization/71403
20376 * tree-ssa-threadbackward.c
20377 (convert_and_register_jump_thread_path): No longer accept reference
20378 to path. Do not pop items off the path anymore.
20379 (fsm_find_control_statement_thread_paths): Do not allow threading
20380 to a deeper loop nest. Pop the last item off the path here rather
20381 than in convert_and_register_jump_thread_path.
20383 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20384 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
20386 [AArch64] Emit division using the Newton series
20388 * config/aarch64/aarch64-protos.h
20389 (cpu_approx_modes): Add new member "division".
20390 (aarch64_emit_approx_div): Declare new function.
20391 * config/aarch64/aarch64.c
20392 (generic_approx_modes): New member "division".
20393 (exynosm1_approx_modes): Likewise.
20394 (xgene1_approx_modes): Likewise.
20395 (aarch64_emit_approx_div): Define new function.
20396 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
20397 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
20398 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
20399 * doc/invoke.texi (-mlow-precision-div): Describe new option.
20401 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20402 Wilco Dijkstra <wilco.dijkstra@arm.com>
20404 [AArch64] Emit square root using the Newton series
20406 * config/aarch64/aarch64-protos.h
20407 (aarch64_emit_approx_rsqrt): Replace with new function
20408 "aarch64_emit_approx_sqrt".
20409 (cpu_approx_modes): New member "sqrt".
20410 * config/aarch64/aarch64.c
20411 (generic_approx_modes): New member "sqrt".
20412 (exynosm1_approx_modes): Likewise.
20413 (xgene1_approx_modes): Likewise.
20414 (aarch64_emit_approx_rsqrt): Replace with new function
20415 "aarch64_emit_approx_sqrt".
20416 (aarch64_override_options_after_change_1): Handle new option.
20417 * config/aarch64/aarch64-simd.md
20418 (rsqrt<mode>2): Use new function instead.
20419 (sqrt<mode>2): New expansion and insn definitions.
20420 * config/aarch64/aarch64.md: Likewise.
20421 * config/aarch64/aarch64.opt
20422 (mlow-precision-sqrt): Add new option description.
20423 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
20425 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20427 [AArch64] Add more choices for the reciprocal square root approximation
20429 Allow a target to prefer such operation depending on the operation mode.
20431 * config/aarch64/aarch64-protos.h
20432 (AARCH64_APPROX_MODE): New macro.
20433 (AARCH64_APPROX_{NONE,ALL}): Likewise.
20434 (cpu_approx_modes): New structure.
20435 (tune_params): New member "approx_modes".
20436 * config/aarch64/aarch64-tuning-flags.def
20437 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
20438 * config/aarch64/aarch64.c
20439 (generic_approx_modes): New core "cpu_approx_modes" structure.
20440 (exynosm1_approx_modes): Likewise.
20441 (xgene1_approx_modes): Likewise.
20442 (generic_tunings): New member "approx_modes".
20443 (cortexa35_tunings): Likewise.
20444 (cortexa53_tunings): Likewise.
20445 (cortexa57_tunings): Likewise.
20446 (cortexa72_tunings): Likewise.
20447 (exynosm1_tunings): Likewise.
20448 (thunderx_tunings): Likewise.
20449 (xgene1_tunings): Likewise.
20450 (use_rsqrt_p): New argument for the mode and use new member from
20452 (aarch64_builtin_reciprocal): Devise mode from builtin.
20453 (aarch64_optab_supported_p): New argument for the mode.
20454 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
20456 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20458 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
20459 RS6000_BTM_MODULO flag into the set of flags that are considered
20460 to be part of the common configuration.
20462 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20464 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
20465 difference unsigned.
20466 (vec_absdb): New macro for vector absolute difference unsigned
20468 (vec_absdh): New macro for vector absolute difference unsigned
20470 (vec_absdw): New macro for vector absolute difference unsigned word.
20471 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
20472 (vadu<mode>3): New insn.
20473 (*p9_vadu<mode>3): New insn.
20474 * config/rs6000/rs6000-builtin.def (vadub): New built-in
20476 (vaduh): New built-in definition.
20477 (vaduw): New built-in definition.
20478 (vadu): New overloaded built-in definition.
20479 (vadub): New overloaded built-in definition.
20480 (vaduh): New overloaded built-in definition.
20481 (vaduw): New overloaded built-in definition.
20482 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20483 overloaded vector absolute difference unsigned functions.
20484 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20485 the ISA 3.0 vector absolute difference unsigned built-in functions.
20487 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
20489 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
20490 update shared_lookup_references only once after changing operands.
20492 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
20494 PR middle-end/71373
20495 * tree-nested.c (convert_nonlocal_omp_clauses)
20496 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
20498 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
20499 * tree.def (CASE_LABEL_EXPR): Likewise.
20501 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
20504 * input.c (test_builtins): Fix an assertion.
20506 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20508 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
20509 (paritysi2): Ditto.
20511 (isinf<mode>2): Ditto.
20513 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20515 * ggc-tests.c (test_finalization): Only test need_finalization_p
20516 for GCC_VERSION >= 4003.
20518 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20520 * config/s390/vecintrin.h: Fix file description in comment.
20522 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20524 * config/s390/s390-builtin-types.def: Change builtin type naming
20525 scheme to match builtin-types.def.
20527 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
20529 * fold-const.c (optimize_minmax_comparison): Remove.
20530 (fold_comparison): Remove call to the above.
20531 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
20532 New transformations.
20534 2016-06-13 Alan Hayward <alan.hayward@arm.com>
20536 PR tree-optimization/71416
20537 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
20540 2016-06-13 Martin Liska <mliska@suse.cz>
20542 * predict.c (enum predictor_reason): Prefix enum with REASON_.
20543 (combine_predictions_for_insn): Likewise.
20544 (prune_predictions_for_bb): Likewise.
20545 (combine_predictions_for_bb): Likewise.
20547 2016-06-13 Richard Biener <rguenther@suse.de>
20549 PR tree-optimization/71505
20550 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
20551 assert match comment.
20553 2016-06-13 Marek Polacek <polacek@redhat.com>
20555 PR middle-end/71476
20556 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
20557 gimplify_switch_expr.
20558 (warn_switch_unreachable_r): New function.
20560 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20563 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
20566 2016-06-13 Richard Biener <rguenther@suse.de>
20568 PR middle-end/64516
20569 * fold-const.c (fold_unary_loc): Preserve alignment when
20570 folding a VIEW_CONVERT_EXPR into a MEM_REF.
20572 2016-06-13 Martin Liska <mliska@suse.cz>
20575 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
20576 w/ -fsanitize=bounds.
20578 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20580 * config/i386/i386.c (ix86_init_builtins): Calculate
20581 FLOAT128_FTYPE_CONST_STRING function type only once.
20582 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
20583 built-in functions are available for x86-32 and x86-64 targets.
20585 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20588 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
20589 New primitive type.
20590 (FLOAT128_FTYPE_CONST_STRING): New function type.
20591 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
20592 [IX86_BUILTIN_NANSQ]: Ditto.
20593 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20594 (ix86_init_builtin_types): Declare const_string_type_node.
20595 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
20597 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20598 * doc/extend.texi (x86 Built-in Functions): Document
20599 __builtin_nanq and __builtin_nansq.
20601 2016-06-11 Jiong Wang <jiong.wang@arm.com>
20604 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
20605 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
20606 length for pop patterns.
20607 (arm_attr_length_push_multi): Update comments.
20608 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
20610 (*pop_multiple_with_writeback_and_return): Likewise.
20611 (*pop_multiple_with_return): Likewise.
20613 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
20615 PR middle-end/71310
20616 * fold-const.c (optimize_bit_field_compare): Don't try to use
20617 word_mode unconditionally for reading the bit field, look at
20618 DECL_BIT_FIELD_REPRESENTATIVE instead.
20620 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
20622 PR middle-end/71478
20623 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
20624 vector integer type.
20626 2016-06-10 Jakub Jelinek <jakub@redhat.com>
20628 PR middle-end/71494
20629 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
20630 without LABEL_DECL, set *handled_ops_p to false instead of true.
20632 2016-06-10 Martin Sebor <msebor@redhat.com>
20635 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
20636 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
20637 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
20639 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
20640 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
20641 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
20642 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
20643 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
20644 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
20645 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
20646 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
20648 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20650 * config/arm/arm.h (pool_vector_label,
20651 return_used_this_function): Remove.
20653 2016-06-10 Jeff Law <law@redhat.com>
20655 PR tree-optimization/71335
20656 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
20657 zero length paths here.
20658 (convert_and_register_jump_thread_path): Remove hacks related to
20659 duplicated blocks in the jump thread path.
20660 (fsm_find_control_statement_thread_paths): Avoid putting the same
20661 block on the thread path twice, but ensure the thread path is
20662 unchanged from the caller's point of view.
20664 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20666 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
20667 * predict.def (PRED_LOOP_BRANCH): Remove.
20669 2016-06-10 David Malcolm <dmalcolm@redhat.com>
20671 * Makefile.in (OBJS): Add ggc-tests.o.
20672 (GTFILES): Add ggc-tests.c.
20673 * ggc-tests.c: New file.
20674 * selftest-run-tests.c (selftest::run_tests): Call
20675 selftest::ggc_tests_c_tests.
20676 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
20678 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
20680 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
20682 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
20685 * varasm.c (place_block_symbol): Adjust alignment for asan protected
20686 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
20688 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20690 * profile.c: Include cfgloop.h.
20691 (branch_prob): Compute estimated number of iterations.
20692 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
20693 recompute estimate number of iterations from profile.
20695 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20697 PR inline-asm/68843
20698 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
20699 must be grouped on top of stack. Don't force early clobber
20700 on ordinary reg outputs.
20702 2016-06-10 Richard Biener <rguenther@suse.de>
20704 * targhooks.c (default_builtin_vectorization_cost): Adjust
20705 vec_construct cost.
20707 2016-06-10 Richard Biener <rguenther@suse.de>
20709 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
20710 to fold the RHS to a constant if possible.
20712 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
20714 PR middle-end/71373
20715 * tree-nested.c (convert_nonlocal_omp_clauses)
20716 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
20717 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
20718 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
20720 * gimplify.c (gimplify_adjust_omp_clauses): Discard
20722 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
20724 * omp-low.c (scan_sharing_clauses): Don't expect
20725 OMP_CLAUSE__CACHE_.
20727 2016-06-10 Alan Hayward <alan.hayward@arm.com>
20729 PR tree-optimization/71407
20730 PR tree-optimization/71416
20731 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
20732 BIT_FIELD_REF type.
20734 2016-06-10 Richard Biener <rguenther@suse.de>
20736 PR middle-end/71477
20737 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
20739 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
20741 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
20743 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
20744 Jiong Wang <jiong.wang@arm.com>
20746 PR rtl-optimization/70751
20747 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
20748 spilled into memory.
20750 2016-06-09 Jonathan Yong <10walls@gmail.com>
20753 2015-09-21 Jonathan Yong <10walls@gmail.com>
20755 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
20756 sysroot/usr/lib/32api for additional win32 libraries,
20757 fixes failing Cygwin bootstrapping.
20759 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
20761 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
20764 2016-06-09 David Malcolm <dmalcolm@redhat.com>
20767 * pretty-print.c (pp_indent): Specify that %p is printed in a
20768 host-dependent manner.
20769 (test_pp_format): Remove the test for %p.
20771 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
20773 * config/mips/mips.c (mips_output_jump): Fix formatting.
20775 2016-06-09 Richard Biener <rguenther@suse.de>
20777 PR tree-optimization/71462
20778 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
20781 2016-06-09 Martin Liska <mliska@suse.cz>
20783 * predict.c (dump_prediction): Add new argument.
20784 (enum predictor_reason): New enum.
20785 (struct predictor_hash): New struct.
20786 (predictor_hash::hash): New function.
20787 (predictor_hash::equal): Likewise.
20788 (not_removed_prediction_p): New function.
20789 (prune_predictions_for_bb): Likewise.
20790 (combine_predictions_for_bb): Prune predictions.
20792 2016-06-09 Martin Liska <mliska@suse.cz>
20794 * predict.c (filter_predictions): New function.
20795 (remove_predictions_associated_with_edge): Use the filter
20797 (equal_edge_p): New function.
20799 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
20801 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
20802 Correct usage of @samp vs @option, add @samp where appropriate.
20803 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
20804 Add armv6s-m and document it, as it is no official ARM name.
20806 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20808 * ifcvt.c (struct noce_if_info): Add transform_name field.
20809 (noce_try_move): Set if_info->transform_name to the function name.
20810 (noce_try_ifelse_collapse): Likewise.
20811 (noce_try_store_flag): Likewise.
20812 (noce_try_inverse_constants): Likewise.
20813 (noce_try_store_flag_constants): Likewise.
20814 (noce_try_addcc): Likewise.
20815 (noce_try_store_flag_mask): Likewise.
20816 (noce_try_cmove): Likewise.
20817 (noce_try_cmove_arith): Likewise.
20818 (noce_try_minmax): Likewise.
20819 (noce_try_abs): Likewise.
20820 (noce_try_sign_mask): Likewise.
20821 (noce_try_bitop): Likewise.
20822 (noce_convert_multiple_sets): Likewise.
20823 (noce_process_if_block): Print if_info->transform_name to
20824 dump_file if transformation succeeded.
20826 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20828 * config/arm/cortex-a57.md (cortex_a57_alu):
20831 2016-06-08 Martin Sebor <msebor@redhat.com>
20832 Jakub Jelinek <jakub@redhat.com>
20836 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
20837 BUILT_IN_MUL_OVERFLOW_P): New builtins.
20838 * builtins.c: Include gimple-fold.h.
20839 (fold_builtin_arith_overflow): Handle
20840 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
20841 (fold_builtin_3): Likewise.
20842 * doc/extend.texi (Integer Overflow Builtins): Document
20843 __builtin_{add,sub,mul}_overflow_p.
20845 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
20847 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
20848 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
20850 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
20852 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
20853 Rewrite, looking one level down for records and arrays.
20855 2016-06-08 David Malcolm <dmalcolm@redhat.com>
20857 * pretty-print.c: Include "selftest.h".
20858 (pp_format): Fix comment.
20859 (identifier_to_locale): Likewise.
20860 (selftest::test_basic_printing): New function.
20861 (selftest::assert_pp_format): New function.
20862 (selftest::test_pp_format): New function.
20863 (selftest::pretty_print_c_tests): New function.
20864 * selftest-run-tests.c (selftest::run_tests): Call
20865 selftest::pretty_print_c_tests.
20866 * selftest.h (pretty_print_c_tests): New declaration.
20868 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20870 * invoke.texi (max-loop-headers-insns): Document.
20871 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
20872 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
20873 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
20875 2016-06-08 Richard Biener <rguenther@suse.de>
20877 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
20878 on strided SLP loads and fall back to scalar loads in case
20879 we can't chunk them.
20881 2016-06-08 Richard Biener <rguenther@suse.de>
20883 PR tree-optimization/71452
20884 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
20885 type used for the SSA rewrite has enough precision to cover
20886 the dynamic type of the location.
20888 2016-06-08 Jakub Jelinek <jakub@redhat.com>
20889 Richard Biener <rguenther@suse.de>
20892 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
20893 the same as DECL_P (base0) for indirect_base0. Use equality_code
20894 in one further place.
20896 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
20898 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
20899 to one word if the field is known to overlap other words.
20900 (extract_bit_field_1): Likewise.
20901 (store_split_bit_field): Remove compensating code.
20902 (extract_split_bit_field): Likewise.
20904 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
20908 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
20910 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20912 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
20914 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
20915 (arch64_addpv4sf): Delete.
20916 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
20917 "gen_aarch64_addpv4sf".
20918 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
20920 (vpadds_f32): Likewise.
20921 (vpaddq_f32): Likewise.
20922 (vpaddq_f64): Likewise.
20924 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20926 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
20928 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
20929 to VALLF. Rename to "fabd<mode>3".
20930 "*fabd_scalar<mode>3): Delete.
20931 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
20933 (vabdd_f64): Likewise.
20934 (vabd_f32): Likewise.
20935 (vabd_f64): Likewise.
20936 (vabdq_f32): Likewise.
20937 (vabdq_f64): Likewise.
20939 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20941 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
20943 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
20944 "aarch64_rsqrts<mode>".
20945 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
20946 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
20948 (vrsqrtsd_f64): Likewise.
20949 (vrsqrts_f32): Likewise.
20950 (vrsqrts_f64): Likewise.
20951 (vrsqrtsq_f32): Likewise.
20952 (vrsqrtsq_f64): Likewise.
20954 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20956 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
20958 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
20959 "aarch64_rsqrte<mode>".
20960 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
20961 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
20963 (vrsqrted_f64): Likewise.
20964 (vrsqrte_f32): Likewise.
20965 (vrsqrte_f64): Likewise.
20966 (vrsqrteq_f32): Likewise.
20967 (vrsqrteq_f64): Likewise.
20969 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20971 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
20973 (fcvtzs): Likewise.
20974 (fcvtzu): Likewise.
20975 * config/aarch64/aarch64-simd.md
20976 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
20977 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
20978 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
20980 (vcvt_n_f32_u32): Likewise.
20981 (vcvt_n_s32_f32): Likewise.
20982 (vcvt_n_u32_f32): Likewise.
20983 (vcvtq_n_f32_s32): Likewise.
20984 (vcvtq_n_f32_u32): Likewise.
20985 (vcvtq_n_f64_s64): Likewise.
20986 (vcvtq_n_f64_u64): Likewise.
20987 (vcvtq_n_s32_f32): Likewise.
20988 (vcvtq_n_s64_f64): Likewise.
20989 (vcvtq_n_u32_f32): Likewise.
20990 (vcvtq_n_u64_f64): Likewise.
20991 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
20992 (VSDQ_SDI): Likewise.
20993 (fcvt_target): Support V4DI, V4SI and V2SI.
20994 (FCVT_TARGET): Likewise.
20996 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20998 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
20999 (TYPES_BINOP_SUS): Likewise.
21000 (aarch64_simd_builtin_data): Update include file name.
21001 (aarch64_builtins): Likewise.
21002 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
21003 for conversion between scalar float-point and fixed-point.
21005 (fcvtzs): Likewise.
21006 (fcvtzu): Likewise.
21007 * config/aarch64/aarch64.md
21008 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
21009 pattern for conversion between scalar float to fixed-pointer.
21010 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
21011 (UNSPEC_FCVTZS): New UNSPEC enumeration.
21012 (UNSPEC_FCVTZU): Likewise.
21013 (UNSPEC_SCVTF): Likewise.
21014 (UNSPEC_UCVTF): Likewise.
21015 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
21017 (vcvtd_n_f64_u64): Likewise.
21018 (vcvtd_n_s64_f64): Likewise.
21019 (vcvtd_n_u64_f64): Likewise.
21020 (vcvtd_n_f32_s32): Likewise.
21021 (vcvts_n_f32_u32): Likewise.
21022 (vcvtd_n_s32_f32): Likewise.
21023 (vcvts_n_u32_f32): Likewise.
21024 * config/aarch64/iterators.md (fcvt_target): Support integer to float
21026 (FCVT_TARGET): Likewise.
21027 (FCVT_FIXED2F): New iterator.
21028 (FCVT_F2FIXED): Likewise.
21029 (fcvt_fixed_insn): New define_int_attr.
21031 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21033 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
21034 some statements was removed.
21036 2016-06-08 Alan Hayward <alan.hayward@arm.com>
21038 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
21039 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
21040 (vect_can_advance_ivs_p): likewise.
21041 (vect_update_ivs_after_vectorizer): likewise.
21042 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
21043 (vect_analyze_scalar_cycles_1): likewise.
21044 (vect_analyze_loop_operations): likewise.
21045 (report_vect_op): likewise.
21046 (vect_is_slp_reduction): likewise.
21047 (vect_is_simple_reduction): likewise.
21048 (get_initial_def_for_induction): likewise.
21049 (vect_transform_loop): likewise.
21050 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
21051 (vect_recog_sad_pattern): likewise.
21052 (vect_recog_widen_sum_pattern): likewise.
21053 (vect_recog_widening_pattern): likewise.
21054 (vect_recog_divmod_pattern): likewise.
21055 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
21056 (vect_analyze_slp_instance): likewise.
21057 (vect_transform_slp_perm_load): likewise.
21058 (vect_schedule_slp_instance): likewise.
21060 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21062 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
21063 (return_prediction): PRED_CONST_RETURN predict return as not taken.
21064 * predict.def (PRED_CONTINUE): Change hitrate 50->67
21065 (PRED_LOOP_BRANCH): Document predictor as broken.
21066 (PRED_LOOP_EXIT): Change hitrate 91->92.
21067 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
21068 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
21069 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
21070 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
21071 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
21072 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
21073 (PRED_CALL): Chane hitrate 71->67.
21074 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
21075 (PRED_GOTO): Document as unused right now.
21076 (PRED_CONST_RETURN): Change hitrate 67->69
21077 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
21078 (PRED_NULL_RETURN): Change hitrate 91->90.
21079 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
21080 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
21081 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
21083 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
21085 * config/rs6000/altivec.h: Add __builtin_vec_mul.
21086 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
21087 special case Altivec builtin.
21088 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
21089 VSX_BUILTIN_VEC_MUL (replaced with special case code).
21090 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21091 code for ALTIVEC_BUILTIN_VEC_MUL.
21092 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21093 for __builtin_vec_mul.
21095 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
21097 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
21100 2016-06-07 David Malcolm <dmalcolm@redhat.com>
21102 * spellcheck.c (selftest::test_find_closest_string): New function.
21103 (spellcheck_c_tests): Call the above.
21105 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21107 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
21109 2016-06-07 Jakub Jelinek <jakub@redhat.com>
21111 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
21112 Yv=Yv,C alternatives.
21114 2016-06-07 Richard Biener <rguenther@suse.de>
21117 * common.opt (ffast-math): Make Optimization.
21119 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
21120 Prachi Godbole <prachi.godbole@imgtec.com>
21122 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
21123 `fabs' and `fneg' type attributes.
21124 (p5600_fpu_fabs): Add `fmove' to the comment.
21126 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21128 * gimple.c: Include builtins.h
21129 (gimple_inexpensive_call_p): New function.
21130 * gimple.h (gimple_inexpensive_call_p): Declare.
21131 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
21132 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
21135 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
21137 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
21138 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
21139 warning_at_rich_loc, warning_n, pedwarn, permerror,
21140 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
21141 sorry, fatal_error, internal_error, internal_error_no_backtrace):
21144 2016-06-07 Richard Biener <rguenther@suse.de>
21146 PR tree-optimization/71428
21147 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
21148 BIT_FIELD_REF op vs. load.
21150 2016-06-07 Richard Biener <rguenther@suse.de>
21152 PR middle-end/71423
21153 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
21156 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
21158 * config/pa/pa.md (call): Generate indirect long calls to non-local
21159 functions on TARGET_64BIT.
21160 (call_value): Likewise.
21162 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
21164 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
21165 pattern and subsequent splitters.
21166 (call_val_reg_64bit_post_reload): Likewise.
21168 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
21170 PR middle-end/71408
21171 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
21172 propagate_op_to_single_use.
21174 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
21176 PR middle-end/71281
21177 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
21179 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
21181 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
21182 (enum x86_dirflag_state): New enum.
21183 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
21184 (machine_function): Remove needs_cld.
21185 (ix86_current_function_needs_cld): Remove.
21186 * config/i386/i386.c (ix86_set_func_type): Set
21187 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
21188 (ix86_expand_prologue): Do not emit CLD here.
21189 (ix86_dirflag_mode_needed): New function.
21190 (ix86_dirflag_mode_entry): Ditto.
21191 (ix86_mode_needed): Handle X86_DIRFLAG entity.
21192 (ix86_mode_after): Ditto.
21193 (ix86_mode_entry): Ditto.
21194 (ix86_mode_exit): Ditto.
21195 (ix86_emit_mode_set): Ditto.
21196 * config/i386/i386.md (strmov_singleop): Set
21197 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
21198 Do not set ix86_current_function_needs_cld.
21200 (strset_singleop): Ditto.
21202 (cmpstrnqi_nz_1): Ditto.
21203 (cmpstrnqi_1): Ditto.
21204 (strlenqi_1): Ditto.
21206 2016-06-06 Jakub Jelinek <jakub@redhat.com>
21208 PR tree-optimization/71259
21209 * tree-vect-slp.c (vect_get_constant_vectors): For
21210 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
21211 one for constant op, and use COND_EXPR for non-constant.
21213 2016-06-06 David Malcolm <dmalcolm@redhat.com>
21215 * Makefile.in (OBJS): Add function-tests.o,
21216 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
21217 selftest-run-tests.o.
21218 (OBJS-libcommon): Add selftest.o.
21219 (OBJS-libcommon-target): Add selftest.o.
21220 (all.internal): Add "selftest".
21221 (all.cross): Likewise.
21222 (selftest): New phony target.
21223 (s-selftest): New target.
21224 (selftest-gdb): New phony target.
21225 (COLLECT2_OBJS): Add selftest.o.
21226 * bitmap.c: Include "selftest.h".
21227 (selftest::test_gc_alloc): New function.
21228 (selftest::test_set_range): New function.
21229 (selftest::test_clear_bit_in_middle): New function.
21230 (selftest::test_copying): New function.
21231 (selftest::test_bitmap_single_bit_set_p): New function.
21232 (selftest::bitmap_c_tests): New function.
21233 * common.opt (fself-test): New.
21234 * diagnostic-show-locus.c: Include "selftest.h".
21235 (make_range): New function.
21236 (test_range_contains_point_for_single_point): New function.
21237 (test_range_contains_point_for_single_line): New function.
21238 (test_range_contains_point_for_multiple_lines): New function.
21239 (assert_eq): New function.
21240 (test_get_line_width_without_trailing_whitespace): New function.
21241 (selftest::diagnostic_show_locus_c_tests): New function.
21242 * et-forest.c: Include "selftest.h".
21243 (selftest::test_single_node): New function.
21244 (selftest::test_simple_tree): New function.
21245 (selftest::test_disconnected_nodes): New function.
21246 (selftest::et_forest_c_tests): New function.
21247 * fold-const.c: Include "selftest.h".
21248 (selftest::assert_binop_folds_to_const): New function.
21249 (selftest::assert_binop_folds_to_nonlvalue): New function.
21250 (selftest::test_arithmetic_folding): New function.
21251 (selftest::fold_const_c_tests): New function.
21252 * function-tests.c: New file.
21253 * gimple.c: Include "selftest.h".
21254 Include "gimple-pretty-print.h".
21255 (selftest::verify_gimple_pp): New function.
21256 (selftest::test_assign_single): New function.
21257 (selftest::test_assign_binop): New function.
21258 (selftest::test_nop_stmt): New function.
21259 (selftest::test_return_stmt): New function.
21260 (selftest::test_return_without_value): New function.
21261 (selftest::gimple_c_tests): New function.
21262 * hash-map-tests.c: New file.
21263 * hash-set-tests.c: New file.
21264 * input.c: Include "selftest.h".
21265 (selftest::assert_loceq): New function.
21266 (selftest::test_accessing_ordinary_linemaps): New function.
21267 (selftest::test_unknown_location): New function.
21268 (selftest::test_builtins): New function.
21269 (selftest::test_reading_source_line): New function.
21270 (selftest::input_c_tests): New function.
21271 * rtl-tests.c: New file.
21272 * selftest-run-tests.c: New file.
21273 * selftest.c: New file.
21274 * selftest.h: New file.
21275 * spellcheck.c: Include "selftest.h".
21276 (selftest::levenshtein_distance_unit_test_oneway): New function,
21277 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
21278 (selftest::levenshtein_distance_unit_test): Likewise.
21279 (selftest::spellcheck_c_tests): Likewise.
21280 * toplev.c: Include selftest.h.
21281 (toplev::run_self_tests): New.
21282 (toplev::main): Handle -fself-test.
21283 * toplev.h (toplev::run_self_tests): New.
21284 * tree.c: Include "selftest.h".
21285 (selftest::test_integer_constants): New function.
21286 (selftest::test_identifiers): New function.
21287 (selftest::test_labels): New function.
21288 (selftest::tree_c_tests): New function.
21289 * tree-cfg.c: Include "selftest.h".
21290 (selftest::push_fndecl): New function.
21291 (selftest::test_linear_chain): New function.
21292 (selftest::test_diamond): New function.
21293 (selftest::test_fully_connected): New function.
21294 (selftest::tree_cfg_c_tests): New function.
21295 * vec.c: Include "selftest.h".
21296 (selftest::safe_push_range): New function.
21297 (selftest::test_quick_push): New function.
21298 (selftest::test_safe_push): New function.
21299 (selftest::test_truncate): New function.
21300 (selftest::test_safe_grow_cleared): New function.
21301 (selftest::test_pop): New function.
21302 (selftest::test_safe_insert): New function.
21303 (selftest::test_ordered_remove): New function.
21304 (selftest::test_unordered_remove): New function.
21305 (selftest::test_block_remove): New function.
21306 (selftest::reverse_cmp): New function.
21307 (selftest::test_qsort): New function.
21308 (selftest::vec_c_tests): New function.c.
21309 * wide-int.cc: Include selftest.h and wide-int-print.h.
21310 (selftest::from_int <wide_int>): New function.
21311 (selftest::from_int <offset_int>): New function.
21312 (selftest::from_int <widest_int>): New function.
21313 (selftest::assert_deceq): New function.
21314 (selftest::assert_hexeq): New function.
21315 (selftest::test_printing <VALUE_TYPE>): New function template.
21316 (selftest::test_ops <VALUE_TYPE>): New function template.
21317 (selftest::test_comparisons <VALUE_TYPE>): New function template.
21318 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
21320 (selftest::wide_int_cc_tests): New function.
21322 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21324 PR middle-end/37780
21325 * ifcvt.c (noce_try_ifelse_collapse): New function.
21327 (noce_process_if_block): Call noce_try_ifelse_collapse.
21328 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
21329 (simplify_ternary_operation): Use the above to simplify
21330 conditional CLZ/CTZ expressions.
21332 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21334 PR middle-end/37780
21335 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
21336 define_insn_and_split.
21338 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21340 PR middle-end/37780
21341 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
21343 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
21346 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
21347 Implicitly clobber memory for basic asm with non-empty assembler
21348 string. Use targetm.md_asm_adjust also here.
21349 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
21350 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
21351 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
21352 non-empty assembler string.
21353 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
21354 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
21355 (decode_asm_operands): Handle basic asm in PARALLEL block.
21356 (extract_insn): Handle basic asm in PARALLEL block.
21357 * doc/extend.texi: Mention new behavior of basic asm.
21358 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
21359 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
21360 branch_needs_nop_p): Use asm_noperands.
21362 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
21364 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
21365 Include the M7 SPARC DFA scheduler.
21366 New attribute v3pipe.
21367 Annotate insns with v3pipe where appropriate.
21368 Define cpu_feature vis4.
21369 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
21370 Add (V8QI "8") to vbits.
21371 Add insns {add,sub}v8qi3
21372 Add insns ss{add,sub}v8qi3
21373 Add insns us{add,sub}{v8qi,v4hi}3
21374 Add insns {min,max}{v8qi,v4hi,v2si}3
21375 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
21376 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
21377 * config/sparc/niagara4.md: Add a comment explaining the
21378 discrepancy between the documented latenty numbers and the
21380 * config/sparc/niagara7.md: New file.
21381 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
21382 supports SPARC5 and VIS 4.0 instructions.
21383 * configure: Regenerate.
21384 * config.in: Likewise.
21385 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
21386 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
21387 TARGET_CPU_niagara7.
21388 (ASM_CPU64_DEFAULT_SPEC): Likewise.
21389 (CPP_CPU_SPEC): Handle niagara7.
21390 (ASM_CPU_SPEC): Likewise.
21391 * config/sparc/sparc-opts.h (processor_type): Add
21392 PROCESSOR_NIAGARA7.
21393 (mvis4): New option.
21394 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
21395 (AS_NIAGARA7_FLAG): Define.
21396 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
21397 (CPP_CPU64_DEFAULT_SPEC): Likewise.
21398 (CPP_CPU_SPEC): Handle niagara7.
21399 (ASM_CPU_SPEC): Likewise.
21400 * config/sparc/sparc.c (niagara7_costs): Define.
21401 (sparc_option_override): Handle niagara7 and adjust cache-related
21402 parameters with better values for niagara cpus. Also support VIS4.
21403 (sparc32_initialize_trampoline): Likewise.
21404 (sparc_use_sched_lookahead): Likewise.
21405 (sparc_issue_rate): Likewise.
21406 (sparc_register_move_cost): Likewise.
21407 (dump_target_flag_bits): Support VIS4.
21408 (sparc_vis_init_builtins): Likewise.
21409 (sparc_builtins): Likewise.
21410 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
21412 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
21414 * config/sparc/sparc.opt (sparc_processor_type): New value
21416 * config/sparc/visintrin.h (__attribute__): Prototypes for the
21418 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
21420 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
21423 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
21425 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
21427 2016-06-06 Richard Biener <rguenther@suse.de>
21429 PR tree-optimization/71398
21430 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
21433 2016-06-05 James Bowman <james.bowman@ftdichip.com>
21435 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
21436 ft32_expand_prolog, ft32_expand_epilogue):
21437 Handle pretend_args.
21438 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
21439 * config/ft32/ft32.md: Add pretend_returner.
21441 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
21444 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
21445 Copy op1 RTX to avoid invalid sharing.
21446 (ix86_expand_vector_move_misalign): Ditto.
21448 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
21450 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
21453 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21455 * predict.c (predicted_by_loop_heuristics_p): New function.
21456 (predict_iv_comparison): Use it.
21457 (predict_loops): Walk from innermost loops; do not predict edges
21458 leaving multiple loops multiple times; implement
21459 PRED_LOOP_ITERATIONS_MAX heuristics.
21460 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
21462 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21464 * cfg.c (check_bb_profile): Do not report mismatched profiles when
21465 only edges out of BB are EH edges.
21467 2016-06-04 Martin Sebor <msebor@redhat.com>
21468 Marcin Baczyński <marbacz@gmail.com>
21471 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
21472 a void expression in a void function.
21474 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21476 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
21477 aux; dump reasons of decisions.
21478 (should_duplicate_loop_header_p): Likewise.
21479 (do_while_loop_p): Likewise.
21480 (ch_base::copy_headers): Dump asi num insns duplicated.
21482 2016-06-04 Jakub Jelinek <jakub@redhat.com>
21484 PR tree-optimization/71405
21485 * tree-ssa.c (execute_update_addresses_taken): For clobber with
21486 incompatible type, build a new clobber with the right type instead
21487 of building a VIEW_CONVERT_EXPR around it.
21489 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21491 PR tree-optimization/52171
21492 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
21493 by_pieces_ninsns instead of move_by_pieces_ninsns.
21495 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21497 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
21498 for reg+reg addressing mode.
21500 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21502 * rs6000-c.c (c/c-tree.h): Add #include.
21503 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
21504 in C++ when found in the base position of vec_ld or vec_st.
21506 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21508 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
21509 use of profile unless profile status is PROFILE_READ.
21510 * profile.c (compute_branch_probabilities): Set profile status
21511 only after reporting predictor hitrates.
21513 2016-06-03 Joseph Myers <joseph@codesourcery.com>
21517 * common.opt (ffp-int-builtin-inexact): New option.
21518 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
21519 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
21520 (ceil@var{m}2): Document dependence on this option.
21521 * ipa-inline-transform.c (inline_call): Handle
21522 flag_fp_int_builtin_inexact.
21523 * ipa-inline.c (can_inline_edge_p): Likewise.
21524 * config/i386/i386.md (rintxf2): Do not test
21525 flag_unsafe_math_optimizations.
21526 (rint<mode>2_frndint): New define_insn.
21527 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
21528 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
21529 for 387 instead of extending and truncating.
21530 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
21531 !flag_trapping_math instead of flag_unsafe_math_optimizations.
21532 Change to frndint<mode>2_<rounding>.
21533 (frndintxf2_<rounding>_i387): Likewise. Change to
21534 frndint<mode>2_<rounding>_i387.
21535 (<rounding_insn>xf2): Likewise.
21536 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
21537 !flag_trapping_math instead of flag_unsafe_math_optimizations for
21538 x87. Test TARGET_ROUND || !flag_trapping_math ||
21539 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
21540 SSE. Use ROUND_NO_EXC in constant operand of
21541 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
21542 for 387 instead of extending and truncating.
21544 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
21545 Julia Koval <julia.koval@intel.com>
21557 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
21558 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
21559 all registers, except for function return registers if there are
21560 no caller-saved registers.
21561 (ix86_set_func_type): New function.
21562 (ix86_set_current_function): Call ix86_set_func_type to set
21563 no_caller_saved_registers and func_type. Call reinit_regs if
21564 caller-saved registers are changed. Don't allow MPX, SSE, MMX
21565 nor x87 instructions in interrupt handler nor function with
21566 no_caller_saved_registers attribute.
21567 (ix86_function_ok_for_sibcall): Return false if there are no
21568 caller-saved registers.
21569 (type_natural_mode): Don't warn ABI change for MMX in interrupt
21571 (ix86_function_arg_advance): Skip for callee in interrupt handler.
21572 (ix86_function_arg): Return special arguments in interrupt handler.
21573 (ix86_promote_function_mode): Promote pointer to word_mode only
21574 for normal functions.
21575 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
21577 (ix86_epilogue_uses): New function.
21578 (ix86_hard_regno_scratch_ok): Likewise.
21579 (ix86_save_reg): Preserve all registers in interrupt handler
21580 after reload. Preserve all registers, except for function return
21581 registers, if there are no caller-saved registers after reload.
21582 (find_drap_reg): Always use callee-saved register if there are
21583 no caller-saved registers.
21584 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
21585 for interrupt handler.
21586 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
21587 Emit cld instruction if stringops are used in interrupt handler
21588 or interrupt handler isn't a leaf function.
21589 (ix86_expand_epilogue): Generate interrupt return for interrupt
21590 handler and pop the 'ERROR_CODE' off the stack before interrupt
21591 return in exception handler.
21592 (ix86_expand_call): Disallow calling interrupt handler directly.
21593 If there are no caller-saved registers, mark all registers that
21594 are clobbered by the call which returns as clobbered.
21595 (ix86_handle_no_caller_saved_registers_attribute): New function.
21596 (ix86_handle_interrupt_attribute): Likewise.
21597 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
21599 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
21600 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
21601 accumulation in interrupt function if stack may be realigned to
21603 (EPILOGUE_USES): New.
21604 (function_type): New enum.
21605 (machine_function): Add func_type and no_caller_saved_registers.
21606 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
21607 (interrupt_return): New pattern.
21608 * doc/extend.texi: Document x86 interrupt and
21609 no_caller_saved_registers attributes.
21611 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
21613 PR tree-optimization/52171
21614 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
21615 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
21616 Look for constant strings. Move some code to emit_block_cmp_hints
21618 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
21619 * defaults.h (COMPARE_MAX_PIECES): New macro.
21620 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
21621 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
21622 (clear_by_pieces_1): Don't declare. Move definition before use.
21623 (can_do_by_pieces): New static function.
21624 (can_move_by_pieces): Use it. Return bool.
21625 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
21626 OP. All callers changed. Handle COMPARE_BY_PIECES.
21627 (class pieces_addr); New.
21628 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
21629 pieces_addr::adjust, pieces_addr::increment_address,
21630 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
21632 (class op_by_pieces_d): New.
21633 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
21635 (class move_by_pieces_d, class compare_by_pieces_d,
21636 class store_by_pieces_d): New subclasses of op_by_pieces_d.
21637 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
21638 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
21639 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
21640 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
21641 compare_by_pieces_d::finish_mode): New member functions.
21642 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
21644 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
21645 (emit_block_cmp_hints): New function.
21646 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
21647 use the newly defined classes.
21648 * expr.h (by_pieces_constfn): New typedef.
21649 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
21650 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
21651 (move_by_pieces_ninsns): Don't declare.
21652 (can_move_by_pieces): Change return value to bool.
21653 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
21654 (compare_by_pieces_branch_ratio): New hook.
21655 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
21656 (by_pieces_ninsns): Declare.
21657 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
21659 (default_compare_by_pieces_branch_ratio): New function.
21660 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
21661 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
21662 * doc/tm.texi: Regenerate.
21663 * tree-ssa-strlen.c: Include "builtins.h".
21664 (handle_builtin_memcmp): New static function.
21665 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
21666 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
21668 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21670 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
21671 relevant stmts which are simple and invariant.
21672 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
21673 instead of simple and invariant
21675 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21677 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
21678 (vectorizable_reduction): Check for new relevant state.
21679 (vectorizable_live_operation): vectorize live stmts using
21680 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
21681 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
21682 (vect_stmt_relevant_p): Check for stmts which are only used live.
21683 (process_use): Use of a stmt does not inherit it's live value.
21684 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
21685 (vect_analyze_stmt): Check for new relevant state.
21686 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
21687 outside the loop, but not inside it.
21689 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21691 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
21692 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
21693 (vect_get_vec_def_for_operand): Split out code.
21695 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
21697 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
21699 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21701 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
21703 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21705 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
21707 2016-06-03 Jakub Jelinek <jakub@redhat.com>
21709 PR middle-end/71387
21710 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
21711 to noreturn e->callee->decl that has void return type and void
21712 arguments, adjust gimple_call_fntype and remove lhs even if it had
21713 previously addressable type.
21715 2016-06-02 Jeff Law <law@redhat.com>
21717 PR tree-optimization/71328
21718 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
21719 error when checking for a jump back onto the copied path.
21721 2016-06-02 David Malcolm <dmalcolm@redhat.com>
21723 * config/microblaze/microblaze.c (get_branch_target): Add return
21724 NULL_RTX for the non-CALL_P case.
21725 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
21726 (insert_wic): Remove unused local "j".
21728 2016-06-02 Martin Liska <mliska@suse.cz>
21730 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
21732 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
21733 Julia Koval <julia.koval@intel.com>
21735 * function.c (assign_parm_setup_stack): Force source into a
21736 register if needed.
21737 * target.def (function_incoming_arg): Update documentation to
21738 allow arbitrary address computation based on hard register.
21739 * doc/tm.texi: Regenerated.
21741 2016-06-02 Martin Liska <mliska@suse.cz>
21743 * predict.c (combine_predictions_for_bb): Fix first match in
21744 cases where a first predictor contains more than one occurence
21745 in list of predictors. Take the best value in such case.
21747 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21749 PR rtl-optimization/71295
21750 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
21751 offset would go over the size of the inner mode reject it.
21753 2016-06-02 Jakub Jelinek <jakub@redhat.com>
21755 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
21756 x=x,x and v=v,m instead of x=x,m.
21758 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
21759 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
21760 alternative to v=rm,C.
21762 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
21763 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
21764 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
21765 instead of vex for the last two above mentioned alternatives.
21767 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21770 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
21772 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
21774 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
21776 2016-06-01 David Malcolm <dmalcolm@redhat.com>
21778 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
21779 from int to unsigned.
21781 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21783 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
21784 alternatives, eliminating preferred register class. Add support
21785 for the MTVSRDD instruction in ISA 3.0.
21786 (vsx_splat_v4si_internal): Use splat_input_operand instead of
21787 reg_or_indexed_operand.
21788 (vsx_splat_v4sf_internal): Likewise.
21790 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21793 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
21794 for loading up all 0's or all 1's.
21796 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
21798 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
21800 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
21802 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
21804 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
21805 * gcc.c (set_source_date_epoch_envvar): New function, sets
21806 the SOURCE_DATE_EPOCH environment variable to the current time.
21808 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21810 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
21811 the factor for live Phi nodes.
21813 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21815 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
21816 * tree-parloops.c (parallelize_loops): likewise.
21817 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
21818 tree_unswitch_outer_loop): likewise.
21820 2016-06-01 Jakub Jelinek <jakub@redhat.com>
21822 PR middle-end/71371
21823 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
21824 around creation of the temporary.
21826 2016-06-01 Richard Biener <rguenther@suse.de>
21828 PR tree-optimization/71366
21829 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
21830 (unloop_loops): Move removing edges here ...
21831 (try_unroll_loop_completely): ... from here.
21832 (try_peel_loop): ... and here.
21833 (tree_unroll_loops_completely_1): Track parent loops via
21834 bitmap of header BBs.
21835 (tree_unroll_loops_completely): Adjust for that.
21837 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
21839 * config/rs6000/altivec.h (vec_slv): New macro.
21840 (vec_srv): New macro.
21841 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
21842 (UNSPEC_VSRV): New value.
21845 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
21846 (vsrv): New builtin definition.
21847 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
21848 define argument types for new builtin.
21849 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
21851 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
21854 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
21855 Jocelyn Mayer <l_indien@magic.fr>
21858 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
21859 detect processor family for signature_CENTAUR_ebx.
21860 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
21861 signature_CENTAUR_ebx.
21862 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
21863 <default>: Pass x86-64 for has_longmode.
21865 2016-06-01 Nathan Sidwell <nathan@acm.org>
21867 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
21870 2016-06-01 Richard Biener <rguenther@suse.de>
21872 PR tree-optimization/71261
21873 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
21874 of stmts successfully put in the bool pattern. Remove
21875 single-use restriction.
21876 (adjust_bool_pattern_cast): Add cast at the use site via the
21877 pattern def sequence.
21878 (adjust_bool_pattern): Remove recursion, maintain a hash-map
21879 of patterned defs. Use the pattern def seqence instead of
21880 multiple independent patterns.
21881 (sort_after_uid): New qsort compare function.
21882 (adjust_bool_stmts): New function to process stmts in the bool
21883 pattern in IL order.
21884 (vect_recog_bool_pattern): Adjust.
21885 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
21886 (ifcvt_walk_pattern_tree): Likewise.
21887 (stmt_is_root_of_bool_pattern): Likewise.
21888 (ifcvt_repair_bool_pattern): Likewise.
21889 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
21891 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21893 * loop-unroll.c (decide_unroll_constant_iterations,
21894 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
21895 likely upper bounds.
21896 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
21898 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
21900 * tree-core.h (enum omp_clause_code): Remove
21901 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
21903 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21905 * config/arm/sync.md (arm_store_exclusive<mode>):
21906 Use 'H' output modifier on operands[2] rather than creating a new
21907 entry in out-of-bounds memory of the operands array.
21908 (arm_store_release_exclusivedi): Likewise.
21910 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21912 * config/arm/arm.c (arm_fusion_enabled_p): New function.
21913 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
21914 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
21915 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21917 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21919 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
21920 into account live statements for mask producers.
21922 2016-06-01 Richard Biener <rguenther@suse.de>
21924 PR tree-optimization/71311
21925 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
21926 restrict to non-INTEGER_CST @0.
21928 2016-06-01 Richard Biener <rguenther@suse.de>
21930 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
21931 (relational patterns): Use :c to avoid pattern duplications.
21933 2016-06-01 Richard Biener <rguenther@suse.de>
21935 * genmatch.c (comparison_code_p): New predicate.
21936 (swap_tree_comparison): New function.
21937 (commutate): Add for_vec parameter to append new for entries.
21938 Support commutating relational operators by swapping it alongside
21940 (lower_commutative): Adjust.
21941 (dt_simplify::gen): Do not pass artificial operators to gen
21943 (decision_tree::gen): Do not add artificial operators as parameters.
21944 (parser::parse_expr): Verify operator commutativity when :c is
21945 applied. Allow :C to override this.
21946 * match.pd: Adjust patterns to use :C instead of :c where required.
21948 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
21950 PR tree-optimization/71077
21951 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
21952 the combining step, use boolean_false_node and boolean_true_node
21953 as the designated false/true return values.
21955 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21957 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
21958 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
21959 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
21962 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21964 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
21965 of flags impliying the register renaming.
21966 * toplev.c (process_options): Do not imply flag_rename_registers with
21969 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21971 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
21972 default implementation.
21974 2016-05-31 Nathan Sidwell <nathan@acm.org>
21976 * dwarf2out.c (cur_line_info_table): Add GTY marker.
21978 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21980 * config/sh/constraints.md (b): Remove constraint.
21981 * config/sh/predicates.md (arith_reg_operand): Remove
21983 * config/sh/sh-modes.def (PDI): Remove.
21984 * config/sh/sh.c (sh_target_reg_class,
21985 sh_optimize_target_register_callee_saved): Remove functions.
21986 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
21987 (sh_expand_epilogue): Update comment.
21988 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
21989 sh_secondary_reload): Remove TARGET_REGS related code.
21990 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
21991 TARGET_REGISTER_P): Remove macros.
21992 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
21993 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
21994 TR1_REG, TR2_REG): Remove constants.
21995 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
21997 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21999 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
22000 define_expand patterns.
22001 (adddi3_compact): Rename to adddi3.
22002 (subdi3_compact): Rename to subdi3.
22003 (*negdi2): Rename to negdi2.
22004 (*abs<mode>2): Rename to abs<mode>2.
22006 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22008 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
22009 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
22010 (atomic_sub_fetchsi): ... this new pattern.
22011 (mvtc): Add CC_REG clobber.
22013 2016-05-31 Marek Polacek <polacek@redhat.com>
22015 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
22017 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22019 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
22020 aarch64_fusion_enabled_p to check for fusion capabilities.
22022 2016-05-31 Richard Biener <rguenther@suse.de>
22024 PR tree-optimization/71352
22025 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
22026 minus one and a negate.
22028 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22030 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
22031 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
22033 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
22034 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
22035 Remove use of aarch64_simd_attr_length_move, set length attribute
22037 (*aarch64_be_movoi): Likewise.
22038 (*aarch64_be_movci): Likewise.
22039 (*aarch64_be_movxi): Likewise.
22041 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
22043 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
22044 It no longer does that.
22045 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
22047 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
22049 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
22050 attribute __unused__.
22052 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
22054 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
22055 * config/arm/arm.c (arm_arch_thumb1): Define.
22056 (arm_option_override): Initialize arm_arch_thumb1.
22057 * config/arm/arm.h (arm_arch_thumb1): Declare.
22058 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
22059 support Thumb-1 ISA.
22061 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
22064 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
22065 `Yv' for scalar operand.
22067 2016-05-31 Tom de Vries <tom@codesourcery.com>
22069 PR tree-optimization/69068
22070 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
22071 phis with more than two args.
22073 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
22075 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
22076 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
22079 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
22081 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
22083 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22085 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
22086 cpu_32, cpu_64, tune_32 and tune_64.
22087 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
22089 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
22091 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
22093 2016-05-30 Andi Kleen <ak@linux.intel.com>
22095 * auto-profile.c (read_profile): Replace asserts with errors
22096 when file does not exist.
22097 * gcov-io.c (gcov_read_words): Dito.
22099 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22101 * tree-cfg.c (print_loop): Print likely upper bounds.
22103 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22105 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
22106 * opts.c (default_options): Enable peel loops at -O3.
22107 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
22108 (try_peel_loop): Do not re-peel already peeled loops;
22109 use likely upper bounds; fix profile updating.
22110 (pass_complete_unroll::execute): Initialize peeled_loops.
22112 2016-05-30 Martin Liska <mliska@suse.cz>
22114 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
22115 computed costs by frequency of BB they belong to.
22116 (get_scaled_computation_cost_at): New function.
22118 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
22119 Marc Glisse <marc.glisse@inria.fr>
22121 PR tree-optimization/71289
22122 * match.pd (-1 / B < A, A > -1 / B): New transformations.
22124 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22126 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
22128 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22130 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
22131 for peeled copies; avoid underflow when updating estimates; correctly
22132 scale loop profile.
22134 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22136 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
22137 r236875. Corrected oe3 to oe2 as obvious.
22139 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22141 PR middle-end/71269
22142 PR middle-end/71252
22143 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
22144 that inserted stmt will not dominate stmts that defines its operand.
22145 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
22146 (rewrite_expr_tree_parallel): Likewise.
22148 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22150 PR middle-end/71252
22151 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
22152 all fields including stmt_to_insert are swapped.
22154 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22156 * predict.h (force_edge_cold): Declare.
22157 * predict.c (force_edge_cold): New function.
22158 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
22160 (canonicalize_loop_induction_variables): Fix formating.
22162 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
22164 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
22165 (visium_expand_copysign): Use gen_int_mode directly.
22166 (visium_compute_frame_size): Minor tweaks.
22168 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22170 * tree-vect-loop.c (vect_analyze_loop_2): Use
22171 likely_max_stmt_executions_int.
22173 2016-05-30 Tom de Vries <tom@codesourcery.com>
22175 PR tree-optimization/69067
22176 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
22178 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
22181 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
22182 New peepholes to remove unneeded fild/fistp pairs.
22183 (define_peephole2 atomic_loaddi_fpu): Ditto.
22185 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22187 * predict.c (maybe_hot_frequency_p): Avoid division.
22189 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
22191 * doc/install.texi: Use https for shop.fsf.org.
22193 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22195 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
22196 likely_max_stmt_executions_int.
22198 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22200 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
22201 likely_max_stmt_executions_int.
22203 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22205 * profile.c (compute_branch_probabilities): Do not report hitrates
22207 (branch_prob): Report hitrates here.
22208 * predict.c (gimple_predict_edge): Do not assert profile status;
22209 fix formatting issues.
22211 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22213 * predict.c (edge_predicted_by_p): New function.
22214 (predict_paths_for_bb): Do not put multiple predictions of the same type
22217 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22219 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
22222 2016-05-28 Alan Modra <amodra@gmail.com>
22224 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
22226 2016-05-28 Alan Modra <amodra@gmail.com>
22228 PR rtl-optimization/71275
22229 * ira.c (ira): Free dominance info.
22231 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
22233 * doc/sourcebuild.texi: New address for upstream Go repository.
22235 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
22237 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
22238 (TARGET_ARM_V7M): Likewise.
22240 2016-05-26 Jeff Law <law@redhat.com>
22242 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
22243 (thread_across_edge): Remove calls to find_jump_threads_backwards.
22244 * passes.def: Add jump threading passes before DOM/VRP.
22245 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
22246 argument to a basic block from an edge. Remove tests which are
22248 (pass_data_thread_jumps, class pass_thread_jumps): New.
22249 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
22250 (make_pass_thread_jumps): Likewise.
22251 * tree-pass.h (make_pass_thread_jumps): Declare.
22253 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
22255 * config/visium/visium-protos.h (split_double_move): Rename into...
22256 (visium_split_double_move): ...this.
22257 (visium_split_double_add): Declare.
22258 * config/visium/visium.c (split_double_move): Rename into...
22259 (visium_split_double_move): ...this.
22260 (visium_split_double_add): New function.
22261 (visium_expand_copysign): Renumber operands for consistency.
22262 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
22263 (DFmode move splitter): Likewise.
22264 (*addi3_insn): Split by means of visium_split_double_add.
22265 (*adddi3_insn_flags): Delete.
22266 (*plus_plus_sltu<subst_arith>): New insn.
22267 (*subdi3_insn): Split by means of visium_split_double_add.
22268 (subdi3_insn_flags): Delete.
22269 (*minus_minus_sltu<subst_arith>): New insn.
22270 (*negdi2_insn): Split by means of visium_split_double_add.
22271 (*negdi2_insn_flags): Delete.
22273 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
22275 * configure.ac: Treat a --with-headers option without argument
22276 the same as the default (i.e. consult sys-include directory).
22277 * configure: Regenerate.
22279 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22281 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
22282 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
22284 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
22285 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
22287 2016-05-27 Jiong Wang <jiong.wang@arm.com>
22290 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
22291 tree-stdarg analysis results.
22292 (aarch64_setup_incoming_varargs): Likewise.
22294 2016-05-27 Jiong Wang <jiong.wang@arm.com>
22296 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
22297 va_list_gpr_counter_field and va_list_fpr_counter_field.
22299 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
22302 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
22303 * config/aarch64/aarch64.c
22304 (aarch64_cannot_change_mode_class): Remove function.
22305 * config/aarch64/aarch64-protos.h
22306 (aarch64_cannot_change_mode_class): Remove.
22308 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22310 * cfgloop.c (record_niter_bound): Record likely upper bounds.
22311 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
22312 get_likely_max_loop_iterations_int): New.
22313 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
22314 any_likely_upper_bound.
22315 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
22317 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
22318 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
22320 (unroll_loop_constant_iterations): Likewise.
22321 (unroll_loop_runtime_iterations): Likewise.
22322 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
22323 * lto-streamer-out.c (output_cfg): Likewise.
22324 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
22326 (canonicalize_loop_induction_variables): Dump likely upper bounds.
22327 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
22328 (likely_max_loop_iterations): New.
22329 (likely_max_loop_iterations_int): New.
22330 (likely_max_stmt_executions): New.
22331 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
22332 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
22333 likely_max_stmt_executions): Declare.
22335 2016-05-27 Marek Polacek <polacek@redhat.com>
22337 PR middle-end/71308
22338 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
22340 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22342 * config/s390/s390.md (2x risbg splitters): Use
22343 reg_overlap_mentioned_p instead of rtx_equal_p.
22345 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
22347 * combine.c (make_compound_operation): Take known zero bits into
22348 account when checking for possible zero_extend.
22350 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22352 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
22353 Use const_int_operand for operand 2 predicate. Simplify expand code
22356 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
22358 PR middle-end/71279
22359 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
22362 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22364 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
22365 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
22366 that returns CC_SESWPmode and CC_ZESWPmode.
22367 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
22369 (aarch64_rtx_costs): Likewise.
22371 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
22373 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
22374 for ISA 3.0 min/max support.
22375 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
22376 conditional move support.
22377 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
22378 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
22380 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
22381 conditional moves where the comparison type is different from move
22383 (fp_minmax): New code iterator for smin/smax.
22384 (minmax): New code attributes for min/max.
22385 (SMINMAX): Likewise.
22386 (smax<mode>3): Combine min, max insns into one insn using the
22387 fp_minmax code iterator. Add support for ISA 3.0 min/max
22388 instructions that don't need -ffast-math.
22389 (s<minmax><mode>3): Likewise.
22390 (smax<mode>3_vsx): Likewise.
22391 (smin<mode>3): Likewise.
22392 (s<minmax><mode>3_vsx): Likewise.
22393 (smin<mode>3_vsx): Likewise.
22394 (pre-VSX min/max splitters): Likewise.
22395 (s<minmax><mode>3_fpr): Likewise.
22396 (movsfcc): Rewrite floating point conditional moves to combine
22397 SFmode/DFmode into a single insn.
22398 (mov<mode>cc): Likewise.
22399 (movdfcc): Likewise.
22400 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
22401 SFDF2 iterators to handle all combinations.
22402 (fseldfsf4): Likewise.
22403 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
22404 (fseldfdf4): Likewise.
22405 (fselsfdf4): Likewise.
22406 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
22407 comparison instructions that set a 0/-1 mask, and use it for
22408 floating point conditional move via XXSEL.
22409 (fpmask<mode>): Likewise.
22410 (xxsel<mode>): Likewise.
22411 * config/rs6000/predicates.md (min_max_operator): Delete, no
22413 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
22414 instructions that generate a 0/-1 mask for use with XXSEL.
22415 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
22416 say whether floating point min/max is available, either through
22417 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
22418 (TARGET_MINMAX_DF): Likewise.
22420 2016-05-27 Alan Modra <amodra@gmail.com>
22422 PR rtl-optimization/71275
22423 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
22424 for update_equiv_regs and combine_and_move_insns.
22426 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
22428 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
22429 if_then_else or cond RTXes to calculate attribute value.
22430 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
22431 <attr "length_immediate>: Ditto.
22432 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
22433 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
22434 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
22435 <attr "type">: Ditto.
22436 <attr "prefix_data16">: Ditto.
22437 <attr "prefix_extra">: Ditto.
22438 <attr "length_immediate">: Ditto.
22439 <attr "prefix">: Ditto.
22440 (vec_set<mode>_0) <attr "isa">: Ditto.
22441 <attr "prefix_extra">: Ditto.
22442 <attr "length_immediate">: Ditto.
22443 <attr "prefix">: Ditto.
22444 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
22445 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
22446 (sse2_storelpd) <attr "prefix_data16">: Ditto.
22447 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
22448 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
22449 <attr "length_immediate">: Ditto.
22450 <attr "prefix">: Ditto.
22451 (sse2_movsd) <attr "length_immediate">: Ditto.
22452 <attr "prefix">: Ditto.
22453 (vec_concatv2df) <attr "isa">: Ditto.
22454 <attr "prefix">: Ditto.
22455 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
22456 (*vec_extractv2di_1) <attr "isa">: Ditto.
22457 <attr "type">: Ditto.
22458 <attr "length_immediate">: Ditto.
22459 <attr "prefix_rex">: Ditto.
22460 <attr "prefix_extra">: Ditto.
22461 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
22462 <attr "prefix_extra">: Ditto.
22463 <attr "length_immediate">: Ditto.
22464 (vec_concatv2di) <attr "isa">: Ditto.
22465 <attr "prefix_extra">: Ditto.
22466 <attr "length_immediate">: Ditto.
22467 <attr "prefix">: Ditto.
22469 2016-05-26 Martin Liska <mliska@suse.cz>
22471 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
22473 (operator+): Likewise.
22474 (operator-): Likewise.
22475 (comp_cost::operator+=): Likewise.
22476 (comp_cost::operator-=): Likewise.
22477 (comp_cost::operator/=): Likewise.
22478 (comp_cost::operator*=): Likewise.
22479 (operator<): Likewise.
22480 (operator==): Likewise.
22481 (operator<=): Likewise.
22482 (new_cost): Remove.
22483 (infinite_cost_p): Likewise.
22484 (add_costs): Likewise.
22485 (sub_costs): Likewise.
22486 (compare_costs): Likewise.
22487 (set_group_iv_cost): Use the newly introduced functions.
22488 (get_address_cost): Likewise.
22489 (get_shiftadd_cost): Likewise.
22490 (force_expr_to_var_cost): Likewise.
22491 (split_address_cost): Likewise.
22492 (ptr_difference_cost): Likewise.
22493 (difference_cost): Likewise.
22494 (get_computation_cost_at): Likewise.
22495 (determine_group_iv_cost_generic): Likewise.
22496 (determine_group_iv_cost_address): Likewise.
22497 (determine_group_iv_cost_cond): Likewise.
22498 (autoinc_possible_for_pair): Likewise.
22499 (determine_group_iv_costs): Likewise.
22500 (cheaper_cost_pair): Likewise.
22501 (iv_ca_recount_cost): Likewise.
22502 (iv_ca_set_no_cp): Likewise.
22503 (iv_ca_set_cp): Likewise.
22504 (iv_ca_cost): Likewise.
22505 (iv_ca_new): Likewise.
22506 (iv_ca_dump): Likewise.
22507 (iv_ca_narrow): Likewise.
22508 (iv_ca_prune): Likewise.
22509 (iv_ca_replace): Likewise.
22510 (try_add_cand_for): Likewise.
22511 (try_improve_iv_set): Likewise.
22512 (find_optimal_iv_set): Likewise.
22514 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
22516 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
22517 that internal functions will clobber all caller-saved registers.
22519 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22521 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
22522 Return a better case_values_threshold when optimizing.
22524 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22526 * config/aarch64/aarch64-simd.md (aarch64_combinez):
22527 Add ? to integer variant.
22528 (aarch64_combinez_be): Likewise.
22530 2016-05-26 Jakub Jelinek <jakub@redhat.com>
22532 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
22533 instead of x constraint.
22534 (vcvtps2ph256<mask_name>): Likewise.
22536 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
22537 alternative. Formatting fix.
22539 * config/i386/sse.md
22540 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
22542 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
22543 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
22544 maybe_evex prefix instead of vex.
22545 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
22546 EXT_REX_SSE_REG_P (op0) case in the splitter.
22548 2016-05-25 Jeff Law <law@redhat.com>
22550 PR tree-optimization/71272
22551 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
22552 Update comments. Add test for empty path.
22554 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
22556 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
22557 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
22558 special case builtin.
22559 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
22560 code for ALTIVEC_BUILTIN_VEC_CMPNE.
22561 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
22562 for __builtin_vec_cmpne.
22564 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
22566 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
22567 redundant test and bail out if the type of the new operand is not
22568 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
22570 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22572 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
22573 (x_ix86_target_flags_explicit): Remove.
22574 * config/i386/i386.c (ix86_function_specific_save): Do not copy
22575 x_ix86_target_flags_explicit.
22576 (ix86_function_specific_restore): Ditto.
22578 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22579 H.J. Lu <hongjiu.lu@intel.com>
22582 * common/config/i386/i386-common.c
22583 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
22584 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
22585 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
22586 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
22587 (-mgeneral-regs-only): Add new option.
22588 * config/i386/i386.c (ix86_option_override_internal): Don't enable
22589 x87 instructions if only general registers are allowed.
22590 (ix86_target_string): Add ix86_flags argument. Handle additional
22591 flags options through ix86_flags argument. Update all callers.
22592 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
22594 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22596 PR rtl-optimization/66940
22597 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
22598 decrementing desired_val will not overflow before performing these
22601 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
22603 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
22604 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
22605 * config/i386/i386.c (enum ix86_builtins): Add
22606 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
22607 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
22608 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
22609 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
22610 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
22611 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
22612 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
22613 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
22614 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
22615 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
22616 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
22617 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
22618 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
22619 __builtin_ia32_cvtps2dq512_mask.
22620 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
22621 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
22622 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
22623 * config/i386/sse.md
22624 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
22626 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
22627 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
22629 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
22630 (avx512f_vec_pack_sfix_v8df): New define_expand.
22631 (avx512f_roundpd512): Rename to ...
22632 (avx512f_round<castmode>512): ... this. Change iterator.
22633 (avx512f_roundps512_sfix): New define_expand.
22634 (round<mode>2_sfix): Change iterator.
22636 2016-05-25 Nick Clifton <nickc@redhat.com>
22638 * config/msp430/msp430.c (msp430_attr): Produce an error if a
22639 static interrupt handler is detected.
22640 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
22641 default linker script.
22642 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
22643 the low part of a symbolic pointer.
22645 2016-05-25 Richard Biener <rguenther@suse.de>
22647 PR tree-optimization/71261
22648 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
22649 interesting stmt instead of immediate uses when looking
22650 for the use operand to replace.
22652 2016-05-25 Martin Liska <mliska@suse.cz>
22654 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
22656 2016-05-25 Richard Biener <rguenther@suse.de>
22658 PR tree-optimization/71264
22659 * tree-vect-stmts.c (vect_init_vector): Properly deal with
22662 2016-05-25 Martin Liska <mliska@suse.cz>
22664 PR tree-optimization/71239
22665 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
22666 if DECL_SIZE is NULL.
22668 2016-05-25 Richard Biener <rguenther@suse.de>
22670 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
22671 * tree-if-conv.c (pass_data_if_conversion): Use it.
22673 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
22675 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
22676 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
22677 * varpool.c (varpool_node::get_availability): Likewise.
22679 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22681 * config/rs6000/altivec.md (VNEG iterator): New iterator for
22682 VNEGW/VNEGD instructions.
22683 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
22684 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
22685 support for ISA 3.0 VNEGW/VNEGD instructions.
22687 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
22689 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
22690 pointers inside OACC_DATA regions.
22691 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
22692 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
22693 (gimplify_adjust_omp_clauses): Fix typo in comment.
22695 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22697 * config/rs6000/altivec.md (VParity): New mode iterator for vector
22698 parity built-in functions.
22699 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
22701 (p9v_parity<mode>2): Likewise.
22702 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
22704 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
22705 (parity<mode>2): ISA 3.0 expander for vector parity.
22706 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
22708 (BU_P9_64BIT_MISC_0): Likewise.
22709 (BU_P9_MISC_0): Likewise.
22710 (BU_P9V_AV_1): Likewise.
22711 (BU_P9V_AV_2): Likewise.
22712 (BU_P9V_AV_3): Likewise.
22713 (BU_P9V_AV_P): Likewise.
22714 (BU_P9V_VSX_1): Likewise.
22715 (BU_P9V_OVERLOAD_1): Likewise.
22716 (BU_P9V_OVERLOAD_2): Likewise.
22717 (BU_P9V_OVERLOAD_3): Likewise.
22718 (VCTZB): Add vector count trailing zeros support.
22722 (VPRTYBD): Add vector parity support.
22723 (VPRTYBQ): Likewise.
22724 (VPRTYBW): Likewise.
22725 (VCTZ): Add overloaded vector count trailing zeros support.
22726 (VPRTYB): Add overloaded vector parity support.
22727 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22728 overloaded vector count trailing zeros and parity instructions.
22729 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
22730 vector parity support.
22731 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
22732 trailing zeros support.
22733 (vec_cntlz): Likewise.
22734 (vec_vctzb): Likewise.
22735 (vec_vctzd): Likewise.
22736 (vec_vctzh): Likewise.
22737 (vec_vctzw): Likewise.
22738 (vec_vprtyb): Add ISA 3.0 vector parity support.
22739 (vec_vprtybd): Likewise.
22740 (vec_vprtybw): Likewise.
22741 (vec_vprtybq): Likewise.
22742 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
22743 the ISA 3.0 vector count trailing zeros and vector parity built-in
22746 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22748 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
22749 when there is stmt_to_insert.
22751 2016-05-24 Martin Sebor <msebor@redhat.com>
22754 * tree.h (complete_or_array_type_p): New inline function.
22756 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22758 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
22759 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
22760 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
22762 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
22763 Limit 1st alternative to noavx isa, split 2nd alternative into one
22764 noavx and one avx alternative, use *x and Bm in the former and
22765 x and m in the latter.
22767 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
22768 of sse4 for the first alternative, drop %v from the template
22769 and d operand modifier. Split second alternative into one sse4_noavx
22770 and one avx alternative, use *x instead of *v in the former and v
22771 instead of *v in the latter.
22772 (*sse4_1_extractps): Use noavx isa instead of * for the first
22773 alternative, drop %v from the template. Split second alternative into
22774 one noavx and one avx alternative, use *x instead of *v in the
22775 former and v instead of *v in the latter.
22776 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
22777 with noavx and the last one with avx.
22778 (sse4_1_phminposuw): Guard first alternative with noavx isa,
22779 split the second one into one noavx and one avx alternative,
22780 use *x and Bm in the former and x and m in the latter one.
22781 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
22784 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
22785 first two alternatives to noavx, use *x instead of *v in the second
22786 one, add avx alternative without *.
22787 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
22788 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
22789 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
22791 2016-05-24 Jeff Law <law@redhat.com>
22793 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
22794 New function, extracted from...
22795 (fsm_find_control_statement_thread_paths): Here. Use the new function.
22796 Allow simple copies and constant initializations in the SSA chain.
22798 2016-05-24 Marek Polacek <polacek@redhat.com>
22801 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
22804 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22807 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
22808 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
22809 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
22810 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
22811 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
22813 2016-05-24 Richard Biener <rguenther@suse.de>
22815 PR tree-optimization/71240
22816 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
22819 2016-05-24 Richard Biener <rguenther@suse.de>
22821 PR tree-optimization/71230
22822 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
22824 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22826 * tree-vectorizer.h (vectorizable_comparison): Delete.
22827 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
22828 PURE_SLP_STMT check.
22829 * tree-vect-stmts.c (vectorizable_call): Likewise.
22830 (vectorizable_simd_clone_call): Likewise.
22831 (vectorizable_conversion): Likewise.
22832 (vectorizable_assignment): Likewise.
22833 (vectorizable_shift): Likewise.
22834 (vectorizable_operation): Likewise.
22835 (vectorizable_load): Likewise.
22836 (vectorizable_condition): Likewise.
22837 (vectorizable_store): Likewise. Assert that we don't have
22839 (vectorizable_comparison): Make static. Remove redundant
22840 PURE_SLP_STMT check.
22841 (vect_transform_stmt): Assert that we always have an slp_node
22844 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22846 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
22847 operands[2] against 1 with comparison against CONST1_RTX.
22848 (<shift>di3_neon): Likewise.
22849 * config/arm/predicates.md (const0_operand): Replace with comparison
22850 against CONST0_RTX.
22852 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22854 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
22855 operands[2] against 1 with comparison against CONST1_RTX.
22856 (ashrdi3): Likewise.
22857 (lshrdi3): Likewise.
22858 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
22860 (ashrsi3): Likewise.
22861 (lshrsi3): Likewise.
22862 (rotrsi3): Likewise.
22863 (define_split above *compareqi_eq0): Likewise.
22864 (define_split above "prologue"): Likewise.
22865 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
22866 * config/arm/predicates.md (shift_operator): Likewise.
22867 (shift_nomul_operator): Likewise.
22868 (sat_shift_operator): Likewise.
22869 (thumb1_cmp_operand): Likewise.
22870 (const_neon_scalar_shift_amount_operand): Replace manual range
22871 check with IN_RANGE.
22872 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
22873 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
22875 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22877 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
22878 with HOST_WIDE_INT_1.
22880 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
22881 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
22882 (arm_canonicalize_comparison): Likewise.
22883 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
22885 (thumb1_size_rtx_costs): Likewise.
22886 (vfp_const_double_index): Replace cast of 1 to unsigned
22887 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22888 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
22890 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
22891 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22892 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
22893 HOST_WIDE_INT with HOST_WIDE_INT_1.
22895 2016-05-24 Marek Polacek <polacek@redhat.com>
22897 * tree-cfg.h (should_remove_lhs_p): New predicate.
22898 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
22899 * gimplify.c (gimplify_modify_expr): Likewise.
22900 * tree-cfg.c (verify_gimple_call): Likewise.
22901 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
22902 * gimple-fold.c: Include "tree-cfg.h".
22903 (gimple_fold_call): Use should_remove_lhs_p.
22905 2016-05-24 Richard Biener <rguenther@suse.de>
22907 PR tree-optimization/71253
22908 * cfganal.h (control_dependences): Make robust against edge
22910 (control_dependences::control_dependences): Remove edge_list argument.
22911 (control_dependences::get_edge): Remove.
22912 (control_dependences::get_edge_src): Add.
22913 (control_dependences::get_edge_dest): Likewise.
22914 (control_dependences::m_el): Make a vector of edge src/dest index.
22915 * cfganal.c (control_dependences::find_control_dependence): Adjust.
22916 (control_dependences::control_dependences): Likewise.
22917 (control_dependences::~control_dependence): Likewise.
22918 (control_dependences::get_edge): Remove.
22919 (control_dependences::get_edge_src): Add.
22920 (control_dependences::get_edge_dest): Likewise.
22921 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
22923 (perform_tree_ssa_dce): Adjust.
22924 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
22926 (pass_loop_distribution::execute): Adjust. Do loop destroying
22927 conditional on changed.
22929 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22932 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
22933 return. Reindent transformation comment and mention the ARM state
22936 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22938 PR middle-end/71252
22939 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
22940 after build_and_add_sum creates new use stmt.
22942 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22944 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
22945 load_lanes/grouped_load classification comes first. Don't check
22946 whether the vectorization factor is a multiple of the group size
22949 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22951 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
22952 GROUP_GAP for single-element interleaving.
22953 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
22956 2016-05-24 Richard Biener <rguenther@suse.de>
22958 PR middle-end/70434
22960 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
22961 bases which are accessed with non-invariant indices.
22962 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
22963 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
22965 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22967 PR middle-end/71170
22968 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
22969 (add_to_ops_vec): Add stmt_to_insert.
22970 (add_repeat_to_ops_vec): Init stmt_to_insert.
22971 (insert_stmt_before_use): New.
22972 (transform_add_to_multiply): Remove mult_stmt insertion and add it
22974 (get_ops): Init stmt_to_insert.
22975 (maybe_optimize_range_tests): Likewise.
22976 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
22977 (rewrite_expr_tree_parallel): Likewise.
22978 (reassociate_bb): Likewise.
22980 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22983 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
22984 ISA 3.0 xxperm fusion alternative.
22985 (altivec_vperm_v8hiv16qi): Likewise.
22986 (altivec_vperm_<mode>_uns_internal): Likewise.
22987 (vperm_v8hiv4si): Likewise.
22988 (vperm_v16qiv8hi): Likewise.
22990 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22991 Kelvin Nilsen <kelvin@gcc.gnu.org>
22993 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
22994 vpermr/xxpermr on ISA 3.0.
22995 (altivec_expand_vec_perm_le): Likewise.
22996 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
22997 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
23000 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
23002 * config/i386/i386.h (IS_STACK_MODE): Enable for
23003 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
23004 SSE_FLOAT_MODE_P macros.
23005 * config/i386/i386.c (ix86_preferred_reload_class): Use
23006 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
23007 Cleanup regclass processing for CONST_DOUBLE_P.
23008 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
23009 (ix86_rtx_costs): Remove redundant TARGET_80387 check
23010 with IS_STACK_MODE macro.
23011 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
23013 (*movdf_internal): Use IS_STACK_MODE macro.
23014 (*movsf_internal): Ditto.
23016 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
23018 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
23019 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
23021 2016-05-23 Jeff Law <law@redhat.com>
23023 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
23025 (fsm_find_control_statement_thread_paths): Call it.
23027 2016-05-23 Martin Jambor <mjambor@suse.cz>
23030 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
23031 from_global_constant if t is not NULL.
23033 2016-05-23 Marek Polacek <polacek@redhat.com>
23036 * common.opt (Wswitch-unreachable): New option.
23037 * doc/invoke.texi: Document -Wswitch-unreachable.
23038 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
23041 2016-05-23 Bin Cheng <bin.cheng@arm.com>
23043 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
23044 TMR_INDEX is non-NULL.
23046 2016-05-23 Richard Biener <rguenther@suse.de>
23048 PR tree-optimization/71230
23049 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
23050 (try_special_add_to_ops): ... here. Always test for single-use.
23052 2016-05-23 Martin Jambor <mjambor@suse.cz>
23054 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
23055 default block if a PHI node in the original one would be resized.
23057 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23059 PR tree-optimization/58135
23060 * tree-vect-slp.c: When group size is not multiple
23061 of vector size, allow splitting of store group at
23064 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
23066 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
23068 2016-05-22 Jakub Jelinek <jakub@redhat.com>
23070 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
23071 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
23072 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
23075 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
23076 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
23077 v constraint instead of x and vinserti32x4 insn.
23079 * config/i386/sse.md (i128vldq): New mode iterator.
23080 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
23081 avx512dq and avx512vl alternatives.
23083 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
23084 constraint, use maybe_evex prefix instead of vex.
23085 (vec_dupv4sf): Use v constraint instead of x for output
23086 operand except for noavx alternative, use Yv constraint
23087 instead of x for input. Use maybe_evex prefix instead of vex.
23088 (*vec_dupv4si): Likewise.
23089 (*vec_dupv2di): Likewise.
23091 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
23093 PR middle-end/40921
23094 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
23095 (linearize_expr_tree): Call try_special_add_to_ops.
23096 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
23098 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23100 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
23101 to computed stack_usage.
23103 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
23106 * config/avr/avr.md (define_expand "mov<mode>"): If the source
23107 operand is subreg (symbol_ref) then move the symbol ref to register.
23109 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
23111 * tree.c (array_at_struct_end_p): Look through MEM_REF.
23113 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
23115 PR middle-end/71179
23116 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
23119 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
23121 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
23122 ranges by calling get_single_symbol and tidy up. Look more closely
23123 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
23125 2016-05-20 Jeff Law <law@redhat.com>
23127 * bitmap.c (bitmap_find_bit): Remove useless test.
23129 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
23131 * function.c (thread_prologue_and_epilogue_insns): Commit the
23132 insertion of the epilogue.
23134 2016-05-20 Martin Jambor <mjambor@suse.cz>
23136 PR tree-optimization/70884
23137 * tree-sra.c (initialize_constant_pool_replacements): Do not check
23138 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
23139 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
23140 of constant pool data as a reason for scalarization.
23142 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
23144 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
23145 for naked functions.
23146 (thumb1_expand_prologue): Likewise.
23148 2016-05-20 Nathan Sidwell <nathan@acm.org>
23150 * config/nvptx/nptx.c (nvptx_option_override): Only set
23151 flag_toplevel_reorder, if not explicitly specified. Set
23152 flag_no_common, unless explicitly specified.
23154 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23156 * calls.c (can_implement_as_sibling_call_p): Mark param
23157 reg_parm_stack_space with ATTRIBUTE_UNUSED.
23159 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
23161 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
23162 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
23163 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
23165 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
23166 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
23167 and CASE_CONST_ANY.
23169 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
23171 * config/nvptx/nvptx.md (sincossf3): New pattern.
23173 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23175 * calls.c (maybe_complain_about_tail_call): New function.
23176 (initialize_argument_information): Call
23177 maybe_complain_about_tail_call when clearing *may_tailcall.
23178 (can_implement_as_sibling_call_p): Call
23179 maybe_complain_about_tail_call when returning false.
23180 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
23181 ensure try_tail_call is set. Call maybe_complain_about_tail_call
23182 if tail-call optimization fails.
23183 * cfgexpand.c (expand_call_stmt): Initialize
23184 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
23185 * gimple-pretty-print.c (dump_gimple_call): Dump
23186 gimple_call_must_tail_p.
23187 * gimple.c (gimple_build_call_from_tree): Call
23188 gimple_call_set_must_tail with the value of
23189 CALL_EXPR_MUST_TAIL_CALL.
23190 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
23191 (gimple_call_set_must_tail): New function.
23192 (gimple_call_must_tail_p): New function.
23193 * print-tree.c (print_node): Update printing of TREE_STATIC
23194 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
23195 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
23196 trailing comment listing applicable flags.
23197 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
23199 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23201 * calls.c (expand_call): Move "Rest of purposes for tail call
23202 optimizations to fail" to...
23203 (can_implement_as_sibling_call_p): ...this new function, and
23204 split into multiple "if" statements.
23206 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23208 * cfgloop.h (expected_loop_iterations_unbounded,
23209 expected_loop_iterations): Unconstify.
23210 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
23211 profile with known upper bound; return 3 when profile is absent.
23212 (expected_loop_iterations): Update.
23214 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23216 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
23217 and get_max_loop_iterations_int.
23219 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23221 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
23222 realistic upper bounds here.
23224 2016-05-20 Jakub Jelinek <jakub@redhat.com>
23227 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
23228 calls if the LHS is variable length or has addressable type.
23229 If targets[0]->decl is a noreturn call with void return type and
23230 zero arguments, adjust fntype and remove lhs in that case.
23232 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
23234 PR tree-optimization/71079
23235 PR tree-optimization/71206
23236 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
23238 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23240 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
23241 (get_vec_alignment_for_array_decl): Likewise.
23242 (get_vec_alignment_for_record_decl): Likewise.
23243 (increase_alignment::execute): Move code to find alignment to
23244 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
23245 (type_align_map): New hash_map.
23247 2016-05-20 Richard Guenther <rguenther@suse.de>
23249 PR tree-optimization/29756
23250 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
23251 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
23252 * fold-const.c (operand_equal_p): Likewise.
23253 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
23254 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
23255 * tree-inline.c (estimate_operator_cost): Likewise.
23256 * tree-pretty-print.c (dump_generic_node): Likewise.
23257 * tree-ssa-operands.c (get_expr_operands): Likewise.
23258 * cfgexpand.c (expand_debug_expr): Likewise.
23259 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
23260 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
23261 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
23262 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
23263 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
23264 (execute_update_addresses_taken): Do it.
23266 2016-05-20 Richard Biener <rguenther@suse.de>
23268 PR tree-optimization/71185
23269 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
23270 register operations.
23272 2016-05-20 Richard Biener <rguenther@suse.de>
23274 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
23275 gimple_seq_add_seq_without_update.
23276 (release_bb_predicate): Assert we have no operands to free.
23277 (if_convertible_loop_p_1): Calculate post dominators later.
23278 Do not free BB predicates here.
23279 (combine_blocks): Do not recompute BB predicates.
23280 (version_loop_for_if_conversion): Save BB predicates around
23283 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
23285 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
23286 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
23287 code. Ignore sibcalls on EDGE_IGNORE edges.
23288 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
23289 on edges for sibcalls that run without prologue. The rest of the
23290 function is combined from...
23291 (fix_fake_fallthrough_edge): ... this, and ...
23292 (try_shrink_wrapping): ... a part of this. Remove the bb_with
23293 function argument, make it a local variable.
23295 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
23297 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
23298 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
23299 for 32-bit mode and SEH for 64-bit.
23300 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
23301 TARGET_64BIT_DEFAULT.
23303 2016-05-19 Ryan Burn <contact@rnburn.com>
23305 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
23306 * gengtype.c (open_base_files): Add cilk.h to ifiles.
23308 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
23310 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
23311 force pending loads from memory.
23313 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
23315 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
23316 (UNSPEC_DARN_32): New unspec constant.
23317 (UNSPEC_DARN_RAW): New unspec constant.
23318 (darn_32): New instruction.
23319 (darn_raw): New instruction.
23320 (darn): New instruction.
23321 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
23322 support and documentation for this macro.
23323 (BU_P9_MISC_1): New macro definition.
23324 (BU_P9_64BIT_MISC_0): New macro definition.
23325 (BU_P9_MISC_0): New macro definition.
23326 (darn_32): New builtin definition.
23327 (darn_raw): New builtin definition.
23328 (darn): New builtin definition.
23329 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
23330 RS6000_BUILTIN_0 directives to surround each occurrence of
23331 #include "rs6000-builtin.def".
23332 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
23333 RS6000_BTM_64BIT flags to the returned mask, depending on
23335 (def_builtin): Correct an error in the assignments made to the
23336 debugging variable attr_string.
23337 (rs6000_expand_builtin): Add support for no-operand built-in
23339 (builtin_function_type): Remove fatal_error assertion that is no
23341 (rs6000_common_init_builtins): Add support for no-operand built-in
23343 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
23345 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
23347 (RS6000_BTM_64BIT): New macro definition.
23348 * doc/extend.texi: Document __builtin_darn (void),
23349 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
23352 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
23354 * tree-vect-loop.c (vect_analyze_loop_2): Use also
23355 max_loop_iterations_int.
23357 2016-05-19 Marek Polacek <polacek@redhat.com>
23359 PR tree-optimization/71031
23360 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
23361 condition and adjust the code a bit.
23363 2016-05-19 Martin Liska <mliska@suse.cz>
23365 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
23366 auto_vec instead of vec.
23368 2016-05-19 Martin Liska <mliska@suse.cz>
23370 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
23372 2016-05-19 Martin Liska <mliska@suse.cz>
23374 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
23376 2016-05-19 Martin Liska <mliska@suse.cz>
23378 * ipa-pure-const.c (set_function_state): Remove an existing
23380 (remove_node_data): Do not free it as it's released
23381 in set_function_state.
23383 2016-05-19 Martin Liska <mliska@suse.cz>
23385 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
23388 2016-05-19 Martin Liska <mliska@suse.cz>
23390 * omp-simd-clone.c (simd_clone_adjust): Release vector.
23392 2016-05-19 Martin Liska <mliska@suse.cz>
23394 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
23395 an auto_vec instead of re-creating it.
23397 2016-05-19 Martin Liska <mliska@suse.cz>
23399 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
23400 auto_vec instead of vec.
23402 2016-05-19 Martin Liska <mliska@suse.cz>
23404 * lto-section-in.c (lto_get_section_data): Call
23405 lto_check_version with additional argument.
23406 * lto-streamer.c (lto_check_version): Add new argument.
23407 * lto-streamer.h (lto_check_version): Likewise.
23409 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23411 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
23412 Don't add cost of inner memory when handling sign-extended loads.
23414 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
23416 PR rtl-optimization/71148
23417 * cse.c (cse_main): Free dominance info.
23418 (rest_of_handle_cse): Don't free dominance info.
23419 (rest_of_handle_cse2): Likewise.
23420 (rest_of_handle_cse_after_global_opts): Likewise.
23422 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23425 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
23426 NULL_TREE early if NEON is not available. Remove now redundant check
23427 in ARM_CHECK_BUILTIN_MODE.
23429 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
23432 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
23433 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
23434 * doc/cpp.texi: Document new macros.
23436 2016-05-19 Bin Cheng <bin.cheng@arm.com>
23438 PR tree-optimization/69848
23439 * tree-vect-loop.c (vectorizable_reduction): Don't factor
23440 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
23442 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
23444 * function.c (thread_prologue_and_epilogue_insn): Move the
23445 "goto epilogue_done" one block later.
23447 2016-05-19 Richard Biener <rguenther@suse.de>
23449 PR tree-optimization/70729
23450 * passes.def: Move LIM pass before PRE. Remove no longer
23451 required copyprop and move first DCE out of the loop pipeline.
23453 2016-05-18 David Malcolm <dmalcolm@redhat.com>
23456 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
23457 (OBJS-libcommon-target): ...here.
23458 * opts-common.c: Include spellcheck.h.
23459 (cmdline_handle_error): Build a vec of valid options and use it
23460 to suggest provide hints for misspelled arguments.
23462 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23465 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
23466 lhs if it has TREE_ADDRESSABLE type.
23468 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
23471 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
23472 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
23474 2016-05-18 Martin Jambor <mjambor@suse.cz>
23477 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
23478 input for NOP_EXPR pass-through functions.
23479 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
23480 aggregate global constant VAR_DECLs in constant jump functions.
23482 2016-05-18 Martin Jambor <mjambor@suse.cz>
23485 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
23486 from TREE_READONLY parameters.
23488 2016-05-18 Martin Jambor <mjambor@suse.cz>
23491 * cgraph.h (cgraph_indirect_call_info): New field
23492 guaranteed_unmodified.
23493 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
23494 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23496 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
23497 pass the parameter value to ipa_find_agg_cst_for_param.
23498 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
23499 guaranteed_unmodified, store AA results there instead of bailing out
23501 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
23502 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
23503 (find_constructor_constant_at_offset): New function.
23504 (ipa_find_agg_cst_from_init): Likewise.
23505 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
23506 static initializers of contants, report back through a new paameter
23507 from_global_constant if that was the case.
23508 (try_make_edge_direct_simple_call): Also pass parameter value to
23509 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23511 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
23512 (ipa_read_indirect_edge_info): Likewise.
23513 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
23514 (ipa_load_from_parm_agg): Likewise.
23516 2016-05-18 Jiong Wang <jiong.wang@arm.com>
23518 PR rtl-optimization/71150
23519 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
23522 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
23525 * config/rs6000/constraints.md (wE constraint): New constraint
23526 for a vector constant that can be loaded with XXSPLTIB.
23527 (wM constraint): New constraint for a vector constant of a 1's.
23528 (wS constraint): New constraint for a vector constant that can be
23529 loaded with XXSPLTIB and a vector sign extend instruction.
23530 * config/rs6000/predicates.md (xxspltib_constant_split): New
23531 predicates for wE/wS constraints.
23532 (xxspltib_constant_nosplit): Likewise.
23533 (easy_vector_constant): Add support for constants that can be
23534 loaded via XXSPLTIB.
23535 (all_ones_constant): New predicate for vector constant with all
23537 (splat_input_operand): Add support for ISA 3.0 word splat operations.
23538 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
23539 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
23540 instruction and possibly with a sign extension.
23541 (output_vec_const_move): Add support for XXSPLTIB. If we are
23542 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
23543 instead of XXLXOR/XXLORC.
23544 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
23546 (rs6000_legitimize_reload_address): Likewise.
23547 (rs6000_output_move_128bit): Use output_vec_const_move to emit
23549 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
23550 combine VSX_M and VSX_M2 into one iterator.
23551 (VSX_M2): Likewise.
23552 (VSINT_84): New iterators for loading constants with XXSPLTIB.
23553 (VSINT_842): Likewise.
23554 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
23555 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
23556 XXSPLTIB instruction.
23557 (xxspltib_<mode>_nosplit): Likewise.
23558 (xxspltib_<mode>_split): New insn to load up constants with
23559 XXSPLTIB and a sign extend instruction.
23560 (vsx_mov<mode>): Replace single move that handled all vector types
23561 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
23562 moves (when -mvsx-timode is in effect) into the main vector
23563 moves. Eliminate separate moves for <VSr> <VSa>, where the
23564 preferred register class (<VSr>) is listed first, and the
23565 secondary register class (<VSa>) is listed second with a '?' to
23566 discourage use. Prefer loading 0/-1 in any VSX register for ISA
23567 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
23568 that if the register was involved in a slow operation, the
23569 clear/set operation does not wait for the slow operation to
23570 finish. Adjust the length attributes for 32-bit mode. Use
23571 rs6000_output_move_128bit and drop the use of the string
23572 instructions for 32-bit movti when -mvsx-timode is in effect. Use
23573 spacing so that the alternatives and attributes don't generate
23574 long lines, and put things in columns, so that it is easier to
23575 match up the operands and attributes with the insn alternatives.
23576 (vsx_mov<mode>_64bit): Likewise.
23577 (vsx_mov<mode>_32bit): Likewise.
23578 (vsx_movti_64bit): Fold movti into normal vector moves.
23579 (vsx_movti_32bit): Likewise.
23580 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
23581 splat instructions.
23582 (vsx_splat_v4si_internal): Likewise.
23583 (vsx_splat_v4sf_internal): Likewise.
23584 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
23585 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
23586 extend vector elements.
23587 (vsx_sign_extend_hi_<mode>): Likewise.
23588 (vsx_sign_extend_si_v2di): Likewise.
23589 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
23591 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
23592 constraints. Add trailing period to wL documentation.
23594 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
23596 PR middle-end/71020
23597 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
23598 * tree-dfa.c (replace_abnormal_ssa_names): New function.
23599 * tree-call-cdce.c: Include tree-dfa.h.
23600 (can_guard_call_p): New function, extracted from...
23601 (can_use_internal_fn): ...here.
23602 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
23604 (shrink_wrap_one_built_in_call): Likewise.
23605 (use_internal_fn): Likewise.
23606 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
23607 and return void. Call replace_abnormal_ssa_names.
23608 (pass_call_cdce::execute): Check can_guard_call_p during the
23609 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
23610 will always change something.
23612 2016-05-18 Martin Jambor <mjambor@suse.cz>
23615 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
23616 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
23618 2016-05-18 Martin Jambor <mjambor@suse.cz>
23621 * ipa-inline.h (condition): New field size.
23622 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
23623 for comaprison and store it into the new condition.
23624 (evaluate_conditions_for_known_args): Use condition size to check
23625 access sizes for all but CHANGED conditions.
23626 (unmodified_parm_1): New parameter size_p, store access size into it.
23627 (unmodified_parm): Likewise.
23628 (unmodified_parm_or_parm_agg_item): Likewise.
23629 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
23630 (set_cond_stmt_execution_predicate): Extract access sizes and store
23631 them to conditions.
23632 (set_switch_stmt_execution_predicate): Likewise.
23633 (will_be_nonconstant_expr_predicate): Likewise.
23634 (will_be_nonconstant_predicate): Likewise.
23635 (inline_read_section): Stream condition size.
23636 (inline_write_summary): Likewise.
23638 2016-05-18 Richard Biener <rguenther@suse.de>
23640 * tree-ssa-loop-im.c (determine_max_movement): Properly add
23641 condition cost to PHI cost instead of total_cost.
23643 2016-05-18 Martin Liska <mliska@suse.cz>
23646 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
23649 2016-05-18 Richard Biener <rguenther@suse.de>
23651 * lto-streamer.h (LTO_major_version): Bump to 6.
23653 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23655 * function.c (make_split_prologue_seq, make_prologue_seq,
23656 make_epilogue_seq): New functions, factored out from...
23657 (thread_prologue_and_epilogue_insns): Here.
23659 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23661 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
23662 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
23663 of before. Add a comment.
23665 2016-05-18 Bin Cheng <bin.cheng@arm.com>
23667 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
23668 expression pointer, not pointer to the pointer.
23670 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23672 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
23673 (avx2_pbroadcast<mode>): Add another alternative with v instead
23674 of x constraints in it, using <pbroadcast_evex_isa> isa.
23675 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
23677 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
23678 constraint x instead of v in second alternative, add avx512bw
23681 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
23682 constraint x instead of v in second alternative, add avx512bw
23685 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
23686 constraint x instead of v in second alternative, add avx512bw
23689 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
23690 avx512bw alternative.
23692 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23694 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
23695 array to 128 chars.
23696 (define_insn "*andnottf3"): Ditto.
23697 (define_insn "*<code><mode>3"/any_logic): Ditto.
23698 (define_insn "*<code>tf3"/any_logic): Ditto.
23699 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
23700 operand to block AVX-512VL insn variant emit when it is not enabled.
23702 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23704 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
23705 constraint fot SF mode.
23707 2016-05-18 Petr Murzin <petr.murzin@intel.com>
23708 Kirill Yukhin <kirill.yukhin@intel.com>
23710 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
23712 (define_insn "rsqrt14<mode>"): Ditto.
23713 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
23714 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
23715 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
23716 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
23717 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
23719 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
23720 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
23721 * config/i386/i386.c (ix86_print_operand): Expand check for size
23722 override codes for Intel syntax.
23724 2016-05-18 Richard Biener <rguenther@suse.de>
23726 PR tree-optimization/71168
23727 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
23728 initialization earlier.
23730 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
23732 * config/aarch64/aarch64-simd.md
23733 (aarch64_reduc_plus_internal<mode>): Rename to...
23734 (reduc_plus_scal): ...This, and remove previous implementation.
23736 2016-05-18 Richard Biener <rguenther@suse.de>
23738 * passes.def: Put late dse and cd_dce in canonical order.
23740 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
23742 * ipa-inline-transform.c (preserve_function_body_p): Look for
23743 first non-thunk clone.
23744 (save_function_body): Save into first non-thunk.
23745 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
23747 (lto_output_node): Inline thunks don't need body in every
23749 * lto-streamer-in.c: Do not fixup thunk clones.
23750 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
23752 * tree-inline.c (copy_bb): Be prepared for target node to be new after
23755 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23757 PR middle-end/63586
23758 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
23759 (reassociate_bb): Call transform_add_to_multiply.
23761 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23763 * config/aarch64/aarch64.c (all_extensions): Removed unused
23766 2016-05-17 Nathan Sidwell <nathan@acm.org>
23768 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
23769 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
23771 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
23773 PR tree-optimization/54579
23774 PR middle-end/55299
23775 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
23777 2016-05-17 Marek Polacek <polacek@redhat.com>
23780 * tree-inline.c (expand_call_inline): Call
23781 maybe_remove_unused_call_args.
23783 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
23785 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
23786 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
23787 * doc/md.texi (fmin@var{m}3): Likewise.
23789 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23791 * match.pd (X & C): New transformation.
23793 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23795 * match.pd (~X & Y): New transformation.
23797 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23799 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
23800 information for new SSA_NAME.
23801 (simplify_conversion_using_ranges): Get range through get_range_info
23802 instead of get_value_range.
23804 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23806 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
23807 Remove inline assembly.
23808 (vmvn_s16): Likewise.
23809 (vmvn_s32): Likewise.
23810 (vmvn_u8): Likewise.
23811 (vmvn_u16): Likewise.
23812 (vmvn_u32): Likewise.
23813 (vmvnq_s8): Likewise.
23814 (vmvnq_s16): Likewise.
23815 (vmvnq_s32): Likewise.
23816 (vmvnq_u8): Likewise.
23817 (vmvnq_u16): Likewise.
23818 (vmvnq_u32): Likewise.
23819 (vmvn_p8): Likewise.
23820 (vmvnq_p16): Likewise.
23822 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23824 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
23826 (vmul_n_s16): Likewise.
23827 (vmul_n_s32): Likewise.
23828 (vmul_n_u16): Likewise.
23829 (vmul_n_u32): Likewise.
23830 (vmulq_n_f32): Likewise.
23831 (vmulq_n_f64): Likewise.
23832 (vmulq_n_s16): Likewise.
23833 (vmulq_n_s32): Likewise.
23834 (vmulq_n_u16): Likewise.
23835 (vmulq_n_u32): Likewise.
23837 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23839 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
23840 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
23842 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23844 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
23845 to *aarch64_fma4_elt_from_dup<mode>.
23846 (*aarch64_fnma4_elt_to_128df): Rename to
23847 *aarch64_fnma4_elt_from_dup<mode>.
23848 * config/aarch64/arm_neon.h (vfma_n_f64): New.
23849 (vfms_n_f32): Likewise.
23850 (vfms_n_f64): Likewise.
23851 (vfmsq_n_f32): Likewise.
23852 (vfmsq_n_f64): Likewise.
23854 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
23856 * wide-int.h: Change fixed_wide_int_storage from class to struct.
23858 2016-05-17 Richard Biener <rguenther@suse.de>
23860 PR tree-optimization/71132
23861 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
23862 Only add control dependences for blocks in the loop.
23863 (build_rdg): Adjust.
23864 (generate_code_for_partition): Return whether loop should
23865 be destroyed and delay that.
23866 (distribute_loop): Likewise.
23867 (pass_loop_distribution::execute): Record loops to be destroyed
23868 and perform delayed destroying of loops.
23870 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23873 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
23875 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23877 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
23879 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
23882 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
23883 insertion point for instructions generated by validize_mem.
23885 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23887 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
23890 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23892 * config/aarch64/aarch64.c
23893 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
23894 rather than a macro.
23896 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23898 * doc/invoke.texi (AArch64 Options): Various updates.
23900 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23902 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
23903 into instrumentation thunks.
23904 * cif-code.def (CIF_CHKP): New.
23906 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
23908 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
23910 2016-05-16 Martin Jambor <mjambor@suse.cz>
23912 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
23913 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
23915 2016-05-16 Marek Polacek <polacek@redhat.com>
23917 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
23920 2016-05-16 Martin Jambor <mjambor@suse.cz>
23923 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
23924 the outlined kernel function.
23926 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
23928 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
23929 (ISA_HAS_DLSA): Ditto.
23931 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
23933 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
23935 2016-05-16 Nathan Sidwell <nathan@acm.org>
23937 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
23938 (nvptx_name_replacement): Restore. Add comment.
23939 (write_fn_proto, write_fn_proto_from_insn,
23940 nvptx_output_call_insn): Restore
23941 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
23943 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23945 * config/aarch64/aarch64.md
23946 (add<mode>3_compareC_cconly_imm): Remove use of %w.
23947 (add<mode>3_compareC_imm): Likewise.
23948 (<optab>si3_uxtw): Split into register and immediate variants.
23949 (andsi3_compare0_uxtw): Likewise.
23950 (and<mode>3_compare0): Likewise.
23951 (and<mode>3nr_compare0): Likewise.
23952 (stack_protect_test_<mode>): Don't use %x for memory operands.
23954 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
23956 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
23958 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23960 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
23961 Split integer shifts into shift_reg and bfm.
23962 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
23963 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
23964 (ror<mode>3_insn): Likewise.
23965 (<optab>si3_insn_uxtw): Likewise.
23966 (<optab><mode>3_insn): Change to rotate_imm.
23967 (extr<mode>5_insn_alt): Likewise.
23968 (extrsi5_insn_uxtw): Likewise.
23969 (extrsi5_insn_uxtw_alt): Likewise.
23971 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
23973 * doc/tm.texi: Regenerate.
23974 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
23975 (TARGET_INVALID_RETURN_TYPE): Remove.
23976 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
23977 TARGET_INVALID_RETURN_TYPE.
23978 * target.def (invalid_parameter_type): Remove.
23979 (invalid_return_type): Remove.
23981 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23983 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
23984 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
23986 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
23988 (preserve_function_body_p): No need to preserve function body
23989 * cif-codes.def (CIF_THUNK): Remove.
23990 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
23992 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23994 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
23996 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23998 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
24001 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24003 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
24004 (inline_small_functions): Do not look for function symbol when
24007 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24009 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
24012 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
24013 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24014 Jiong Wang <jiong.wang@arm.com>
24016 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
24017 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
24018 Define __ARM_FP16_ARGS when appropriate.
24019 * config/arm/arm.c (arm_invalid_parameter_type): Remove
24021 (arm_invalid_return_type): Likewise.
24022 (TARGET_INVALID_PARAMETER_TYPE): Remove.
24023 (TARGET_INVALID_RETURN_TYPE): Remove.
24024 (aapcs_vfp_sub_candidate): Allow HFmode.
24025 (aapcs_vfp_allocate): Add comment. Support HFmode.
24026 (aapcs_vfp_allocate_return_reg): Likewise.
24027 (struct aapcs_cp_arg_layout): Slightly reword comments for
24028 is_return_candidate and allocate_return_reg.
24029 (output_mov_vfp): Update assert.
24030 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
24032 (arm_invalid_parameter_type): Remove.
24033 (amr_invalid_return_type): Remove.
24034 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
24035 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
24036 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
24038 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
24040 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
24041 * config/aarch64/arch64-protos.h
24042 (aarch64_legitimize_reload_address): Remove.
24043 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
24046 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
24048 * configure.ac: Add ACX_NONCANONICAL_HOST.
24049 * configure: Regenerate.
24050 * Makefile.in: Set host_noncanonical.
24052 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
24055 * config/i386/i386.md (*movtf_internal): Before register allocation,
24056 do not allow FP constants for CM_MEDIUM memory model, allow only
24057 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
24058 (*movxf_internal): Ditto.
24059 (*movdf_internal): Ditto.
24060 (*movsf_internal): Ditto.
24062 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
24064 PR rtl-optimization/67483
24065 * combine.c (make_compound_operation): Don't call extract_left_shift
24066 with negative shift amounts.
24068 2016-05-13 Jakub Jelinek <jakub@redhat.com>
24071 * fold-const.c (fold_checksum_tree): Allow modification
24072 of TYPE_ALIAS_SET during folding.
24074 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
24075 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
24076 (ix86_split_to_parts): Likewise. Fix up formatting.
24078 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
24080 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
24081 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
24084 2016-05-13 Nathan Sidwell <nathan@acm.org>
24086 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
24087 (nvptx_name_replacement): Delete.
24088 (write_fn_proto, write_fn_proto_from_insn,
24089 nvptx_output_call_insn): Remove nvptx_name_replacement call.
24090 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
24091 * langhooks.c (add_builtin_funcction_common): Call
24092 targetm.mangle_decl_assembler_name.
24094 * config/nvptx/nvptx.c (write_fn_proto): Handle
24095 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
24097 2016-05-13 Martin Liska <mliska@suse.cz>
24099 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
24100 and PRIu64 in printf format.
24102 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24104 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
24107 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24109 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
24110 Change --param max-completely-peeled-times to
24111 --param max-completely-peel-times in dump file printing.
24113 2016-05-13 Richard Biener <rguenther@suse.de>
24115 PR tree-optimization/42587
24116 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
24117 (find_bswap_or_nop_1): Likewise.
24118 (bswap_replace): Likewise.
24120 2016-05-13 Martin Liska <mliska@suse.cz>
24122 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
24123 Initialize a variable with default value.
24125 2016-05-13 Martin Liska <mliska@suse.cz>
24127 * doc/invoke.texi: Enhance explanation of error recovery
24130 2016-05-13 Martin Liska <mliska@suse.cz>
24132 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
24133 (struct cost_pair): Change inv_expr_id (int) to inv_expr
24134 (iv_inv_expr_ent *).
24135 (struct iv_inv_expr_ent): Comment struct fields.
24136 (sort_iv_inv_expr_ent): New function.
24137 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
24138 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
24139 a hash_map between iv_inv_expr_ent and number of usages.
24140 (niter_for_exit): Fix coding style.
24141 (tree_ssa_iv_optimize_init): Use renamed variable.
24142 (determine_base_object): Fix coding style.
24143 (alloc_iv): Likewise.
24144 (find_interesting_uses_outside): Likewise.
24145 (add_candidate_1): Likewise.
24146 (add_standard_iv_candidates): Likewise.
24147 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
24148 (prepare_decl_rtl): Fix coding style.
24149 (get_address_cost): Likewise.
24150 (get_shiftadd_cost): Likewise.
24151 (force_expr_to_var_cost): Likewise.
24152 (compare_aff_trees): Likewise.
24153 (get_expr_id): Restructure the function.
24154 (get_loop_invariant_expr_id): Renamed to
24155 get_loop_invariant_expr.
24156 (get_computation_cost_at): Replace usage of inv_expr_id with
24158 (get_computation_cost): Likewise.
24159 (determine_group_iv_cost_generic): Likewise.
24160 (determine_group_iv_cost_address): Likewise.
24161 (iv_period): Fix coding style.
24162 (iv_elimination_compare_lt): Likewise.
24163 (may_eliminate_iv): Likewise.
24164 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
24166 (determine_group_iv_costs): Dump invariant expressions.
24167 (iv_ca_recount_cost): Use the newly added hash_map.
24168 (iv_ca_set_remove_invariants): Fix coding style.
24169 (iv_ca_set_add_invariants): Fix coding style.
24170 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
24172 (iv_ca_set_cp): Likewise.
24173 (iv_ca_new): Initialize the newly added hash_map and remove
24174 initialization of fields.
24175 (iv_ca_free): Delete the hash_map.
24176 (iv_ca_dump): Dump invariant expressions.
24177 (iv_ca_extend): Fix coding style.
24178 (try_add_cand_for): Likewise.
24179 (create_new_ivs): Dump information about # of avg iterations and
24180 # of used invariant expressions.
24181 (rewrite_use_compare): Fix coding style.
24182 (free_loop_data): Set default value for max_inv_expr_id.
24184 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
24186 * cse.c (rest_of_handle_cse): Use cleanup_cfg
24187 returned value cse_cfg_altered computation.
24188 (rest_of_handle_cse2): Likewise.
24189 (rest_of_handle_cse_after_global_opts): Likewise.
24191 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24194 * config/arm/arm.c (arm32_output_mi_thunk): New.
24195 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
24196 to split Thumb1 vs TARGET_32BIT functionality.
24197 (arm_thumb1_mi_thunk): New.
24199 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24201 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
24204 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24207 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
24209 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
24211 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
24212 (expand_builtin_trap): Emit a regular call.
24213 (set_builtin_user_assembler_name): Remove obsolete cases.
24214 * dse.c (scan_insn): Adjust.
24215 * except.c: Include calls.h.
24216 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
24217 emit a regular call to setjmp.
24218 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
24219 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
24220 (emit_block_move_via_libcall): Delete.
24221 (block_move_fn): Delete.
24222 (init_block_move_fn): Likewise.
24223 (emit_block_move_libcall_fn): Likewise.
24224 (emit_block_op_via_libcall): New function.
24225 (set_storage_via_libcall): Tidy up and use memset builtin.
24226 (block_clear_fn): Delete.
24227 (init_block_clear_fn): Likewise.
24228 (clear_storage_libcall_fn): Likewise.
24229 (expand_assignment): Call emit_block_move_via_libcall.
24230 Do not include gt-expr.h.
24231 * expr.h (emit_block_op_via_libcall): Declare.
24232 (emit_block_copy_via_libcall): New inline function.
24233 (emit_block_move_via_libcall): Likewise.
24234 (emit_block_comp_via_libcall): Likewise.
24235 (block_clear_fn): Delete.
24236 (init_block_move_fn): Likewise.
24237 (init_block_clear_fn): Likewise.
24238 (emit_block_move_via_libcall): Likewise.
24239 (set_storage_via_libcall): Add default parameter value.
24240 * libfuncs.h (enum libfunc_index): Remove obsolete values.
24241 (abort_libfunc): Delete.
24242 (memcpy_libfunc): Likewise.
24243 (memmove_libfunc): Likewise.
24244 (memcmp_libfunc): Likewise.
24245 (memset_libfunc): Likewise.
24246 (setbits_libfunc): Likewise.
24247 (setjmp_libfunc): Likewise.
24248 (longjmp_libfunc): Likewise.
24249 (profile_function_entry_libfunc): Likewise.
24250 (profile_function_exit_libfunc): Likewise.
24251 (gcov_flush_libfunc): Likewise.
24252 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
24253 and DECL_VISIBILITY on the declaration.
24254 (init_optabs): Do not initialize obsolete libfuncs.
24255 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
24256 * tree-core.h (ECF_RET1): Define.
24257 (ECF_TM_PURE): Adjust.
24258 (ECF_TM_BUILTIN): Likewise.
24259 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
24260 (build_common_builtin_nodes): Initialize abort builtin.
24261 Add ECF_RET1 on memcpy, memmove and memset builtins.
24262 Pass final flags for alloca and alloca_with_align builtins.
24263 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
24265 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
24266 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
24267 set_storage_via_libcall and call emit_block_copy_via_libcall.
24269 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
24271 * config/i386/i386.md (*call_got_x32): Change operand 0 to
24272 DImode before it is passed to ix86_output_call_operand.
24273 (*call_value_got_x32): Ditto for operand 1.
24275 2016-05-12 Jiong Wang <jiong.wang@arm.com>
24277 PR rtl-optimization/70904
24278 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
24279 reload for wide mode.
24281 2016-05-12 Marek Polacek <polacek@redhat.com>
24284 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
24285 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
24286 * langhooks.h (incomplete_type_error): Likewise.
24287 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
24288 parameter, pass it down to incomplete_type_error.
24289 * tree.h (size_in_bytes): New inline overload.
24290 (size_in_bytes_loc): Renamed from size_in_bytes.
24292 2016-05-12 Richard Biener <rguenther@suse.de>
24294 PR tree-optimization/71059
24295 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
24296 nary before looking up or entering the expression into the VN
24298 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
24299 Make sure to re-use NARYs without result as inserted by
24302 2016-05-12 Richard Biener <rguenther@suse.de>
24304 PR tree-optimization/71062
24305 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
24307 * tree-ssa-structalias.c (set_uids_in_ptset): Set
24308 vars_contains_restrict if the var is a restrict tag.
24309 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
24310 do not disambiguate pointers against it.
24311 (dump_points_to_solution): Re-structure and adjust for new
24312 vars_contains_restrict flag.
24313 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
24315 2016-05-12 Martin Liska <mliska@suse.cz>
24317 * doc/invoke.texi: Explain connection between
24318 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
24320 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
24322 PR tree-optimization/71006
24323 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
24324 consider COND_EXPR as a mask producer.
24326 2016-05-12 Marek Polacek <polacek@redhat.com>
24329 * opts.c (common_handle_option): Detect missing argument for --help^.
24331 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24334 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
24335 when popping the PC and within an interrupt handler routine.
24336 Add missing tab to output of "ldmfd".
24337 (output_return_instruction): Output LDMFD with SP update rather
24338 than POP when returning from interrupt handler.
24340 2016-05-12 Jakub Jelinek <jakub@redhat.com>
24342 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
24343 TARGET_64BIT && TARGET_AVX512DQ.
24344 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
24345 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
24346 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
24347 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
24348 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
24349 (*vec_extractv4si_zext): Add avx512dq alternative.
24350 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
24351 use v instead of x constraint in other alternatives where possible.
24353 * config/i386/sse.md (sse2_loadld): Use v instead of x
24354 constraint in alternatives 0,1,4.
24356 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
24357 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
24358 v constraints instead of x and <pinsr_evex_isa> isa attribute.
24361 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
24362 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
24363 is not emitted unless TARGET_AVX512BW.
24364 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
24365 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
24366 for the result operand.
24368 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
24369 constraint instead of x in avx alternatives. Use maybe_evex instead
24372 * config/i386/constraints.md (Yv): New constraint.
24373 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
24374 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
24375 * config/i386/i386.md (avx512fvecmode): New mode attr.
24376 (*pushtf): Use v constraint instead of x.
24377 (*movtf_internal): Likewise. For TARGET_AVX512VL and
24378 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
24379 (*absneg<mode>2): Use Yv constraint instead of x constraint.
24380 (*absnegtf2_sse): Likewise.
24381 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
24382 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
24383 avx512f alternatives.
24384 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
24386 2016-05-12 Richard Biener <rguenther@suse.de>
24388 PR tree-optimization/71060
24389 * tree-data-ref.c (initialize_data_dependence_relation): Do not
24390 require exact match of DR_BASE_OBJECT but only matching address and
24393 2016-05-12 Richard Biener <rguenther@suse.de>
24395 PR tree-optimization/70986
24396 * cfganal.c: Include cfgloop.h.
24397 (dfs_find_deadend): Prefer to take edges exiting loops.
24399 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24401 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
24402 compile and run time.
24404 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
24407 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
24409 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
24411 * config/i386/i386.c (legitimize_pic_address): Use
24412 copy_to_suggested_reg instead of gen_movsi.
24414 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
24416 * config/rs6000/predicates.md (quad_memory_operand): Move most of
24417 the code into quad_address_p and call it to share code with
24418 vsx_quad_dform_memory_operand.
24419 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
24421 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
24422 bit instead of being a separate word. Split -mpower9-dform into
24423 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24424 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
24425 for the register class supporting 128-bit quad word memory offsets.
24426 (mode_supports_vsx_dform_quad): Helper function to return if the
24427 register class uses quad word memory offsets.
24428 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
24429 (rs6000_debug_reg_global): Always print if we are using LRA or not.
24430 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
24431 instructions are enabled, set up the appropriate addr_masks for
24433 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
24434 -mpower9-dform-scalar, instead of -mpower9-dform.
24435 (rs6000_option_override_internal): Split -mpower9-dform into two
24436 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
24437 -mpower9-dform switch sets or clears both. If we are not using
24438 the LRA register allocator, do not enable -mpower9-dform-vector by
24439 default. If we are using LRA, enable -mpower9-dform-vector and
24440 -mvsx-timode if it is appropriate. Issue a warning if either
24441 -mpower9-dform-vector or -mvsx-timode are explicitly used without
24443 (quad_address_offset_p): New helper function to return if the
24444 offset is legal for quad word memory instructions.
24445 (quad_address_p): New function to determin if GPR or vector
24446 register quad word memory addresses are legal.
24447 (mem_operand_gpr): Validate quad word address offsets.
24448 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
24449 d-form (register + offset) instructions.
24450 (offsettable_ok_by_alignment): Likewise.
24451 (rs6000_legitimate_offset_address_p): Likewise.
24452 (legitimate_lo_sum_address_p): Likewise.
24453 (rs6000_legitimize_address): Likewise.
24454 (rs6000_legitimize_reload_address): Add more debug statements for
24456 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
24457 d-form instructions.
24458 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
24459 d-form instructions. Distinguish different cases in debug
24460 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
24461 d-form instructions.
24462 (rs6000_preferred_reload_class): Likewise.
24463 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
24464 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
24465 of the ISA 2.06 indexed memory instructions.
24466 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
24467 use them to save/restore the saved vector registers instead of
24468 using Altivec instructions.
24469 (rs6000_emit_epilogue): Likewise.
24470 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
24471 (rs6000_opt_masks): Split -mpower9-dform into
24472 -mpower9-dform-scalar and -mpower9-dform-vector.
24473 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
24475 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
24476 ISA 3.0 vector indexed memory instructions, and fold the code into
24477 the normal mov<mode> patterns.
24478 (p9_vecstore_<mode>): Likewise.
24479 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
24481 (vsx_movti_64bit): Likewise.
24482 (vsx_movti_32bit): Likewise.
24483 * config/rs6000/constraints.md (wO constraint): New constraint for
24484 ISA 3.0 vector d-form support.
24485 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
24486 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
24487 include -mpower9-dform-vector until we switch over to LRA.
24488 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
24489 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24490 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
24491 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24492 for -mpower9-dform and -mlra.
24493 * doc/md.texi (wO constraint): Document wO constraint.
24495 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
24497 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
24498 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
24499 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
24500 Move handling of non-insn arguments inline into the sole user:
24501 (output_trans_func): ...here.
24502 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
24503 in emitted function prototype.
24504 (output_internal_insn_latency_func): Ditto. Simplify.
24505 (output_internal_maximal_insn_latency_func): Ditto. Delete
24506 always-unused argument.
24507 (output_insn_latency_func): Ditto.
24508 (output_maximal_insn_latency_func): Ditto.
24510 2016-05-11 Richard Biener <rguenther@suse.de>
24512 PR tree-optimization/71055
24513 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
24514 sth with precision not equal to access size verify we don't chop
24517 2016-05-11 Richard Biener <rguenther@suse.de>
24520 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
24521 (dwarf2out_finish): Move retry_incomplete_types call ...
24522 (dwarf2out_early_finish): ... here.
24524 2016-05-11 Richard Biener <rguenther@suse.de>
24526 PR middle-end/71002
24527 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
24528 if the langhook insists on it.
24529 * fold-const.c (make_bit_field_ref): Add arg for the original
24530 reference and preserve its alias-set.
24531 (decode_field_reference): Take exp by reference and adjust it
24532 to the original memory reference.
24533 (optimize_bit_field_compare): Adjust callers.
24534 (fold_truth_andor_1): Likewise.
24535 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
24537 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
24539 PR middle-end/70807
24540 * cfgrtl.h (delete_insn_and_edges): Now return bool.
24541 * cfgrtl.c (delete_insn_and_edges): Likewise.
24542 * config/i386/i386.c (convert_scalars_to_vector): Remove
24544 * cse.c (cse_insn): Compute cse_cfg_altered.
24545 (delete_trivially_dead_insns): Likewise.
24546 (cse_cc_succs): Likewise.
24547 (rest_of_handle_cse): Free dominance info if required.
24548 (rest_of_handle_cse2): Likewise.
24549 (rest_of_handle_cse_after_global_opts): Likewise.
24551 2016-05-11 Alan Modra <amodra@gmail.com>
24553 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
24554 abi_v4_pass_in_fpr): New functions.
24555 (rs6000_function_arg_boundary): Exclude complex IBM long double
24556 from 64-bit alignment when ABI_V4.
24557 (rs6000_function_arg, rs6000_function_arg_advance_1,
24558 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
24560 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
24562 PR rtl-optimization/71028
24563 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
24564 jump with just a return in the fallthrough block if the branch
24565 block contains just a return as well.
24567 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
24569 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
24570 * match.pd ((X & Y) ^ Y): ... this.
24571 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
24572 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
24574 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24576 * read-md.c (require_char_ws): New function.
24577 (read_string): Simplify using require_char_ws.
24578 (handle_constants): Likewise.
24579 (handle_enum): Likewise.
24580 (handle_file): Likewise.
24581 * read-md.h (require_char_ws): New declaration.
24582 * read-rtl.c (read_conditions): Simplify using require_char_ws.
24583 (read_mapping): Likewise.
24584 (read_rtx_code): Likewise.
24585 (read_nested_rtx): Likewise.
24587 2016-05-10 James Norris <jnorris@codesourcery.com>
24589 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
24590 if offloading is enabled and -fopenacc or -fopenmp is specified.
24591 (CRTOFFLOADEND): Likewise.
24592 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
24593 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
24595 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
24597 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
24598 gotoff_operand code paths. Use copy_to_suggested_regs and
24599 expand_simple_binop where appropriate. Cleanup.
24601 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24604 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
24606 (dimode_scalar_chain::vector_const_cost): New.
24607 (dimode_scalar_chain::compute_convert_gain): Handle constants.
24608 (dimode_scalar_chain::convert_op): Likewise.
24609 (dimode_scalar_chain::convert_insn): Likewise.
24611 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24613 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
24614 unary operation, not a binary one.
24616 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24618 PR middle-end/70877
24619 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
24620 calls with type casted fndecl.
24622 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24624 PR tree-optimization/70786
24625 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
24626 * calls.c (initialize_argument_information): Bind bounds
24627 with corresponding args passed by reference.
24629 2016-05-10 Jakub Jelinek <jakub@redhat.com>
24632 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
24633 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
24634 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
24637 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24640 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
24641 code for a zero scale factor.
24642 (vsx_xvcvdpuxds_scale): Likewise.
24644 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24646 * diagnostic-show-locus.c (layout::layout): Call show_ruler
24647 if show_ruler_p was set on the context.
24648 (layout::show_ruler): New method.
24649 * diagnostic.h (struct diagnostic_context): Add field
24652 2016-05-10 Richard Biener <rguenther@suse.de>
24654 PR tree-optimization/71039
24655 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
24656 (chk_uses): New function.
24657 (propagate_with_phi): Verify we can safely replicate the lhs of an
24658 aggregate assignment on all incoming edges.
24660 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
24662 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
24664 (rx_atomic_sequence): New class.
24665 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
24666 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
24668 (rx_atomic_sequence::rx_atomic_sequence,
24669 rx_atomic_sequence::~rx_atomic_sequence): New functions.
24670 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
24671 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
24672 CTRLREG_INTB): New constants.
24673 (FETCHOP): New code iterator.
24674 (fethcop_name, fetchop_name2): New iterator code attributes.
24675 (QIHI): New mode iterator.
24676 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
24677 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
24678 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
24680 2016-05-10 Martin Liska <mliska@suse.cz>
24682 * tree-inline.c (remap_dependence_clique): Do not remap
24683 debugging statements.
24685 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24687 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
24688 ("*fixuns_truncdfdi2_z13")
24689 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
24690 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
24691 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
24693 2016-05-10 Richard Biener <rguenther@suse.de>
24695 PR tree-optimization/70497
24696 PR tree-optimization/28367
24697 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
24699 (visit_reference_op_load): ... here.
24700 (vn_reference_lookup_3): Use it to handle subreg-like accesses
24701 with simplified BIT_FIELD_REFs.
24702 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
24703 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
24706 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24708 * dwarf2out.c (add_abstract_origin_attribute): Adjust
24709 documentation comment. For BLOCK nodes, add a
24710 DW_AT_abstract_origin attribute that points to the DIE generated
24711 for the origin BLOCK.
24712 (gen_lexical_block_die): Call add_abstract_origin_attribute for
24713 blocks from inlined functions.
24715 2016-05-10 Alan Modra <amodra@gmail.com>
24718 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
24719 regrename modifying insns saving lr before __morestack call.
24720 * config/rs6000/rs6000.md (split_stack_return): Similarly for
24721 insns restoring lr after __morestack call.
24723 2016-05-09 Jakub Jelinek <jakub@redhat.com>
24725 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
24726 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
24728 * config/i386/sse.md (vec_interleave_high<mode>,
24729 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
24730 <avx512>_vpermt2var<mode>3_maskz): Likewise.
24732 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
24734 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
24735 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
24736 parallel reassociation for power8 and forward.
24738 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
24740 * config/i386/i386.md (absneg splitters with general regs): Use
24741 general_reg_operand predicate.
24742 (btsq peephole2): Use x86_64_immediate_operand to check if new
24743 value is suitable for immediate operand. Generate emitted insn
24744 using RTL expressions.
24745 (btcq peephole2): Ditto.
24746 (btrq peephole2): Ditto. Generate correct immediate operand
24749 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24751 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
24754 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24756 * tree-affine.c (wide_int_constant_multiple_p): Add missing
24757 pointer dereference.
24759 2016-05-09 Richard Biener <rguenther@suse.de>
24761 PR tree-optimization/70985
24762 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
24763 op0 isn't a gimple register.
24765 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
24767 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
24768 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
24769 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
24770 (i6400_fpu_mult): New cpu units.
24771 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
24772 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
24773 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
24774 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
24775 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
24776 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
24777 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
24778 (i6400_msa_long_float4, i6400_msa_long_float5)
24779 (i6400_msa_long_float8, i6400_msa_fdiv_df)
24780 (i6400_msa_fdiv_sf): New reservations.
24781 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
24782 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
24783 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
24784 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
24785 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
24786 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
24787 (msa_short_cmp, msa_short_float2, msa_short_logic3)
24788 (msa_short_store4, msa_long_load, msa_short_store)
24789 (msa_long_logic, msa_long_float2, msa_long_float4)
24790 (msa_long_float5, msa_long_float8, msa_long_mult)
24791 (msa_long_fdiv, msa_long_div): New reservations.
24793 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
24794 Sameera Deshpande <sameera.deshpande@imgtec.com>
24795 Matthew Fortune <matthew.fortune@imgtec.com>
24796 Graham Stott <graham.stott@imgtec.com>
24797 Chao-ying Fu <chao-ying.fu@imgtec.com>
24799 * config.gcc: Add MSA header file for mips*-*-* target.
24800 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
24801 (Ubv8i, Urv8): New constraints.
24802 * config/mips/mips-ftypes.def: Add function types for MSA
24804 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
24805 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
24806 * config/mips/mips-msa.md: New file.
24807 * config/mips/mips-protos.h
24808 (mips_split_128bit_const_insns): New prototype.
24809 (mips_msa_idiv_insns): Likewise.
24810 (mips_split_128bit_move): Likewise.
24811 (mips_split_128bit_move_p): Likewise.
24812 (mips_split_msa_copy_d): Likewise.
24813 (mips_split_msa_insert_d): Likewise.
24814 (mips_split_msa_fill_d): Likewise.
24815 (mips_expand_msa_branch): Likewise.
24816 (mips_const_vector_same_val_p): Likewise.
24817 (mips_const_vector_same_bytes_p): Likewise.
24818 (mips_const_vector_same_int_p): Likewise.
24819 (mips_const_vector_shuffle_set_p): Likewise.
24820 (mips_const_vector_bitimm_set_p): Likewise.
24821 (mips_const_vector_bitimm_clr_p): Likewise.
24822 (mips_msa_vec_parallel_const_half): Likewise.
24823 (mips_msa_output_division): Likewise.
24824 (mips_ldst_scaled_shift): Likewise.
24825 (mips_expand_vec_cond_expr): Likewise.
24826 * config/mips/mips.c (enum mips_builtin_type): Add
24827 MIPS_BUILTIN_MSA_TEST_BRANCH.
24828 (mips_gen_const_int_vector_shuffle): New prototype.
24829 (mips_const_vector_bitimm_set_p): New function.
24830 (mips_const_vector_bitimm_clr_p): Likewise.
24831 (mips_const_vector_same_val_p): Likewise.
24832 (mips_const_vector_same_bytes_p): Likewise.
24833 (mips_const_vector_same_int_p): Likewise.
24834 (mips_const_vector_shuffle_set_p): Likewise.
24835 (mips_symbol_insns): Forbid loading symbols via immediate for
24837 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
24839 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
24841 (mips_lx_address_p): Add support load indexed address for MSA.
24842 (mips_address_insns): Add calculation of instructions needed for
24843 stores and loads for MSA.
24844 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
24845 CONST_VECTOR for MSA and let it fall through.
24846 (mips_ldst_scaled_shift): New function.
24847 (mips_subword_at_byte): Likewise.
24848 (mips_msa_idiv_insns): Likewise.
24849 (mips_legitimize_move): Validate MSA moves.
24850 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
24851 calculation of costs for MSA division.
24852 (mips_split_move_p): Check if MSA moves need splitting.
24853 (mips_split_move): Split MSA moves if necessary.
24854 (mips_split_128bit_move_p): New function.
24855 (mips_split_128bit_move): Likewise.
24856 (mips_split_msa_copy_d): Likewise.
24857 (mips_split_msa_insert_d): Likewise.
24858 (mips_split_msa_fill_d): Likewise.
24859 (mips_output_move): Handle MSA moves.
24860 (mips_expand_msa_branch): New function.
24861 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
24862 Reinstate 'y' modifier.
24863 (mips_file_start): Add MSA .gnu_attribute.
24864 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
24866 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
24867 (mips_class_max_nregs): Add register size for MSA supported mode.
24868 (mips_cannot_change_mode_class): Allow conversion between MSA
24869 vector modes and TImode.
24870 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
24872 (mips_secondary_reload_class): Force MSA loads/stores via memory.
24873 (mips_preferred_simd_mode): Add preffered modes for MSA.
24874 (mips_vector_mode_supported_p): Add MSA supported modes.
24875 (mips_autovectorize_vector_sizes): New function.
24876 (mips_msa_output_division): Likewise.
24877 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
24878 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
24879 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
24880 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
24881 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
24882 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
24883 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
24884 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
24885 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
24886 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
24887 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
24888 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
24889 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
24890 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
24891 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
24892 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
24893 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
24894 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
24895 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
24896 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
24897 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
24898 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
24899 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
24900 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
24901 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
24902 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
24903 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
24904 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
24905 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
24906 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
24907 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
24908 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
24909 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
24910 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
24911 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
24912 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
24913 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
24914 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
24915 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
24916 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
24917 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
24918 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
24919 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
24920 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
24921 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
24922 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
24923 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
24924 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
24925 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
24926 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
24927 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
24928 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
24929 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
24930 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
24931 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
24932 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
24933 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
24934 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
24935 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
24936 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
24937 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
24938 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
24939 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
24940 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
24941 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
24942 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
24943 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
24944 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
24945 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
24946 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
24947 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
24948 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
24949 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
24950 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
24951 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
24952 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
24953 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
24954 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
24955 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
24956 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
24957 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
24958 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
24959 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
24960 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
24961 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
24962 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
24963 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
24964 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
24965 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
24966 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
24967 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
24968 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
24969 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
24970 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
24971 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
24972 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
24973 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
24974 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
24975 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
24976 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
24977 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
24978 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
24979 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
24980 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
24981 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
24982 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
24983 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
24984 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
24985 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
24986 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
24987 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
24988 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
24989 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
24990 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
24991 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
24992 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
24993 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
24994 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
24995 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
24996 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
24997 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
24998 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
24999 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
25000 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
25001 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
25002 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
25003 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
25004 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
25005 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
25006 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
25007 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
25008 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
25009 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
25010 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
25011 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
25012 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
25013 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
25014 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
25015 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
25016 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
25017 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
25018 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
25019 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
25020 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
25021 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
25022 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
25023 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
25024 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
25025 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
25026 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
25027 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
25029 (mips_get_builtin_decl_index): New array.
25030 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
25031 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
25032 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
25033 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
25034 (mips_init_builtins): Initialize mips_get_builtin_decl_index
25036 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
25038 (mips_expand_builtin_insn): Prepare operands for
25039 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
25040 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
25041 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
25042 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
25043 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
25044 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
25045 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
25046 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
25047 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
25048 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
25049 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
25050 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
25051 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
25052 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
25053 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
25054 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
25055 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
25056 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
25057 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
25058 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
25059 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
25060 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
25061 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
25062 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
25063 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
25064 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
25065 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
25066 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
25067 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
25068 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
25069 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
25070 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
25071 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
25072 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
25073 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
25074 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
25075 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
25076 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
25077 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
25078 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
25079 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
25080 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
25081 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
25082 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
25083 These are set implicitly and an error is reported if overridden.
25084 (mips_expand_builtin_msa_test_branch): New function.
25085 (mips_expand_msa_shuffle): Likewise.
25086 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
25087 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
25088 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
25089 (mips_expand_vec_unpack): Add support for MSA.
25090 (mips_expand_vector_init): Likewise.
25091 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
25092 instead of const0_rtx.
25093 (mips_msa_vec_parallel_const_half): New function.
25094 (mips_gen_const_int_vector): Likewise.
25095 (mips_gen_const_int_vector_shuffle): Likewise.
25096 (mips_expand_msa_cmp): Likewise.
25097 (mips_expand_vec_cond_expr): Likewise.
25098 * config/mips/mips.h
25099 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
25100 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
25102 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
25103 (ISA_HAS_MSA): New macro.
25104 (UNITS_PER_MSA_REG): Likewise.
25105 (BITS_PER_MSA_REG): Likewise.
25106 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
25107 (MSA_REG_FIRST): New macro.
25108 (MSA_REG_LAST): Likewise.
25109 (MSA_REG_NUM): Likewise.
25110 (MSA_REG_P): Likewise.
25111 (MSA_REG_RTX_P): Likewise.
25112 (MSA_SUPPORTED_MODE_P): Likewise.
25113 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
25114 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
25115 * config/mips/mips.md: Include mips-msa.md.
25116 (alu_type): Add simd_add.
25117 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
25118 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
25119 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
25120 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
25121 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
25122 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
25123 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
25124 simd_move, simd_load, simd_store. Choose "multi" for moves
25126 (qword_mode): New attribute.
25127 (insn_count): Add instruction count for quad moves.
25128 Increase the count for MIPS SIMD division.
25129 (UNITMODE): Add UNITMODEs for vector types.
25130 (addsub): New code iterator.
25131 * config/mips/mips.opt (mmsa): New option.
25132 * config/mips/msa.h: New file.
25133 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
25135 * config/mips/mti-linux.h: Likewise.
25136 * config/mips/predicates.md
25137 (const_msa_branch_operand): New constraint.
25138 (const_uimm3_operand): Likewise.
25139 (const_uimm4_operand): Likewise.
25140 (const_uimm5_operand): Likewise.
25141 (const_uimm8_operand): Likewise.
25142 (const_imm5_operand): Likewise.
25143 (aq10b_operand): Likewise.
25144 (aq10h_operand): Likewise.
25145 (aq10w_operand): Likewise.
25146 (aq10d_operand): Likewise.
25147 (const_m1_operand): Likewise.
25148 (reg_or_m1_operand): Likewise.
25149 (const_exp_2_operand): Likewise.
25150 (const_exp_4_operand): Likewise.
25151 (const_exp_8_operand): Likewise.
25152 (const_exp_16_operand): Likewise.
25153 (const_vector_same_val_operand): Likewise.
25154 (const_vector_same_simm5_operand): Likewise.
25155 (const_vector_same_uimm5_operand): Likewise.
25156 (const_vector_same_uimm6_operand): Likewise.
25157 (const_vector_same_uimm8_operand): Likewise.
25158 (par_const_vector_shf_set_operand): Likewise.
25159 (reg_or_vector_same_val_operand): Likewise.
25160 (reg_or_vector_same_simm5_operand): Likewise.
25161 (reg_or_vector_same_uimm6_operand): Likewise.
25162 * doc/extend.texi (MIPS SIMD Architecture Functions): New
25164 * doc/invoke.texi (-mmsa): Document new option.
25166 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25168 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
25169 * configure: Regenerate.
25170 * config.in: Regenerate.
25171 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
25172 on -fvtable-verify.
25173 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
25174 (ENDFILE_VTV_SPEC): Define.
25176 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
25178 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
25179 registers in all interrupt handlers if necessary.
25180 (rl78_option_override): Add warning.
25181 (MUST_SAVE_MDUC_REGISTERS): New macro.
25182 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
25183 * config/rl78/rl78.c (check_mduc_usage): New function.
25184 (mduc_regs): New structure to hold MDUC register data.
25185 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
25186 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
25187 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
25188 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
25189 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
25190 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
25192 2016-05-09 Bin Cheng <bin.cheng@arm.com>
25194 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
25195 (tree-ssa-loop-niter.h): Ditto.
25196 (idx_within_array_bound, ref_within_array_bound): New functions.
25197 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
25198 Factor out check on writable base object to ...
25199 (base_object_writable): ... here.
25201 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25203 * config/arm/arm.md (probe_stack): Add modes to set source
25206 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
25208 * regrename.c (base_reg_class_for_rename): New static function.
25209 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
25211 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
25213 * cgraph.c (thunk_adjust): Export.
25214 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
25215 * cgraphunit.c (thunk_adjust): Export.
25216 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
25218 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
25220 * tree-inline.c (expand_call_inline): Expand thunks inline.
25222 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
25225 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
25226 (*sse2_vd_cvtss2sd): Ditto.
25227 * config/i386/i386.md
25228 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
25229 Generate *sse2_vd_cvtsd2ss pattern.
25230 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
25231 Generate *sse2_vd_cvtss2sd pattern.
25233 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
25235 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
25236 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
25239 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
25241 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
25242 * config/sh/sh.c: Define and declare variables on first use throughout
25244 (current_function_interrupt): Change to bool type.
25245 (frame_insn): Rename to emit_frame_insn and update users.
25246 (push_regs): Use bool for 'interrupt_handler' argument.
25247 (save_schedule_s): Remove.
25248 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
25249 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
25250 targetm.asm_out.unaligned_op.di.
25251 (gen_far_branch): Remove redundant forward declaration.
25252 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
25253 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
25254 (sh_set_return_address, sh_function_ok_for_sibcall,
25255 scavenge_reg): Update comments.
25256 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
25257 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
25258 (sh_attr_renesas_p): Remove unnecessary parentheses.
25259 (branch_dest): Simplify.
25260 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
25261 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
25262 (CUMULATIVE_ARGS): Change macro to typedef.
25263 (current_function_interrupt): Change to bool type.
25264 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
25265 Surround with __cplusplus ifdef.
25266 (sh_compare_op0, sh_compare_op1): Remove.
25267 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
25269 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
25271 * config/arm/arm.md (arch): Add neon.
25272 (arch_enabled): Return yes for arch neon when TARGET_NEON.
25273 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
25274 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
25275 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
25276 attributes for alt renumbering. Mark alt 3 as non-predicable.
25277 (thumb2_movdf_vfp): Likewise.
25279 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
25281 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
25282 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
25283 (*andqi_1): Add preferred_for_speed attribute to disparage
25284 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
25285 (*<code>qi_1): Ditto.
25286 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
25287 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
25288 (*ashlqi3_1): Ditto.
25289 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
25290 Add preferred_for_size attribute to disparage alternative 0 and
25291 preferred_for_speed attribute to disparage alternative 1 for
25292 TARGET_PARTIAL_REG_STALL targets.
25294 2016-05-07 Tom de Vries <tom@codesourcery.com>
25296 PR tree-optimization/70956
25297 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
25300 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
25302 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
25303 * config/sh/sh.c (sh_cbranch_distance): Implement it.
25304 * config/sh/sh.md (branch_zero): Remove define_attr.
25305 (define_delay): Disable delay slot if branch distance is one insn.
25307 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25309 * config/i386/i386.md (LEAMODE): New mode attribute.
25310 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
25311 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
25312 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
25313 operand 2 predicate.
25314 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
25315 (*lea<mode>_general_3): Ditto.
25316 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
25318 2016-05-06 Jakub Jelinek <jakub@redhat.com>
25320 * genmddump.c (main): Convert argv from char ** to const char **.
25322 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25324 * coretypes.h (OVERRIDE): New macro.
25325 (FINAL): New macro.
25327 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
25329 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
25330 allow coalescing if the types are compatible.
25332 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25334 * pass_manager.h (pass_manager::register_pass_name): New method.
25335 (pass_manager::get_pass_by_name): New method.
25336 (pass_manager::create_pass_tab): New method.
25337 (pass_manager::m_name_to_pass_map): New field.
25338 * passes.c (name_to_pass_map): Delete global in favor of field
25339 "m_name_to_pass_map" of pass_manager.
25340 (register_pass_name): Rename from a function to...
25341 (pass_manager::register_pass_name): ...this method, updating
25342 for renaming of global "name_to_pass_map" to field
25343 "m_name_to_pass_map".
25344 (create_pass_tab): Rename from a function to...
25345 (pass_manager::create_pass_tab): ...this method, updating
25346 for renaming of global "name_to_pass_map" to field.
25347 (get_pass_by_name): Rename from a function to...
25348 (pass_manager::get_pass_by_name): ...this method.
25349 (enable_disable_pass): Convert use of get_pass_by_name to
25350 a method call, locating the pass_manager singleton.
25352 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25354 * genattr-common.c (main): Convert argv from char ** to const char **.
25355 * genattr.c (main): Likewise.
25356 * genattrtab.c (main): Likewise.
25357 * genautomata.c (initiate_automaton_gen): Likewise.
25359 * gencodes.c (main): Likewise.
25360 * genconditions.c (main): Likewise.
25361 * genconfig.c (main): Likewise.
25362 * genconstants.c (main): Likewise.
25363 * genemit.c (main): Likewise.
25364 * genenums.c (main): Likewise.
25365 * genextract.c (main): Likewise.
25366 * genflags.c (main): Likewise.
25367 * genmddeps.c (main): Likewise.
25368 * genopinit.c (main): Likewise.
25369 * genoutput.c (main): Likewise.
25370 * genpeep.c (main): Likewise.
25371 * genpreds.c (main): Likewise.
25372 * genrecog.c (main): Likewise.
25373 * gensupport.c (init_rtx_reader_args_cb): Likewise.
25374 (init_rtx_reader_args): Likewise.
25375 * gensupport.h (init_rtx_reader_args_cb): Likewise.
25376 (init_rtx_reader_args): Likewise.
25377 * gentarget-def.c (main): Likewise.
25378 * read-md.c (read_md_files): Likewise.
25379 * read-md.h (read_md_files): Likewise.
25381 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25383 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
25384 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
25385 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
25386 Remove unused predicate.
25387 (register_and_not_fp_reg_operand): Ditto.
25389 2016-05-06 Martin Liska <mliska@suse.cz>
25391 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
25392 instead of vec as the vector is local to the function.
25394 2016-05-06 Jakub Jelinek <jakub@redhat.com>
25396 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
25397 avx512bw alternative.
25399 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
25400 before the ashr<mode>3 pattern.
25402 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
25403 v instead of x in vex or maybe_vex alternatives, use
25404 maybe_evex instead of vex in prefix.
25406 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
25407 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
25408 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
25409 in vex or maybe_vex alternatives, use maybe_evex instead of vex
25412 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
25413 v instead of x in vex or maybe_vex alternatives, use
25414 maybe_evex instead of vex in prefix.
25416 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
25417 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
25418 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
25419 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
25420 alternatives, use maybe_evex instead of vex in prefix.
25422 * config/i386/sse.md (vec_interleave_lowv4sf,
25423 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
25424 v instead of x in vex or maybe_vex alternatives, use
25425 maybe_evex instead of vex in prefix.
25427 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
25428 v instead of x in vex or maybe_vex alternatives, use
25429 maybe_evex instead of vex in prefix.
25431 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
25432 v constraint instead of x.
25434 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
25436 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
25437 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
25440 2016-05-06 Richard Biener <rguenther@suse.de>
25442 PR tree-optimization/70948
25443 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
25444 Properly clobber all fields of va_list for __builtin_va_start.
25446 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
25449 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
25450 loop latch destination.
25452 2016-05-06 Martin Liska <mliska@suse.cz>
25454 * tree-ssa-uninit.c: Apply manual changes
25455 to the GNU coding style.
25456 (prune_uninit_phi_opnds): Rename from
25457 prune_uninit_phi_opnds_in_unrealizable_paths.
25459 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25461 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
25462 mspace): Remove deprecated options.
25463 * doc/invoke.texi (SH options): Remove -mspace.
25465 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25467 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
25469 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25471 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
25472 corresponding combine split pattern.
25474 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25477 * config/sh/predicates.md (long_displacement_mem_operand): New.
25478 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
25479 Add movi20, movi20s alternatives. Adjust length attribute for
25481 (movsi_ie): Allow for any FPU. Adjust length attribute for
25483 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
25484 attribute for alternatives.
25485 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
25486 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
25487 length attribute for alternatives.
25489 2016-05-06 Richard Biener <rguenther@suse.de>
25491 PR tree-optimization/70960
25492 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
25494 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25497 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
25498 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
25500 2016-05-06 Marek Polacek <polacek@redhat.com>
25503 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
25505 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25508 * config/sh/sh.md (*rotcr): Add another variant.
25510 2016-05-06 Richard Biener <rguenther@suse.de>
25512 PR middle-end/70931
25513 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
25515 2016-05-06 Richard Biener <rguenther@suse.de>
25517 PR middle-end/70941
25518 * fold-const.c (split_tree): Always convert to the original type
25521 2016-05-06 Richard Biener <rguenther@suse.de>
25523 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
25524 (fwprop_addr): Likewise.
25526 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25529 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
25531 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
25532 * config/i386/i386.md (push mem splitter): Use find_constant_src in
25533 the splitter condition.
25534 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
25535 the splitter condition.
25536 (FP float_extend load splitter): Ditto.
25538 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
25540 * config/i386/i386.md (peehole2 patterns): Change true_regnum
25541 to REGNO in all peephole2 patterns.
25542 (post-reload splitters): Change true_regnum to REGNO in
25543 post-reload splitters.
25544 (zero_extend splitters): Use general_reg_operand and
25545 nonimmediate_gr_operand predicates.
25547 2016-05-05 Jakub Jelinek <jakub@redhat.com>
25549 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
25550 v constraint instead of x.
25552 2016-05-05 Alan Modra <amodra@gmail.com>
25555 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
25556 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
25557 TARGET_NO_FP_IN_TOC for -mrelocatable.
25558 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
25559 TARGET_RELOCATABLE test.
25560 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25561 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25562 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25563 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25564 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25565 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25566 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25567 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25568 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
25569 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25571 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
25572 (rs6000_stack_info): Likewise.
25573 (rs6000_elf_asm_out_constructor): Likewise.
25574 (rs6000_elf_asm_out_destructor): Likewise.
25575 (rs6000_elf_declare_function_name): Likewise.
25576 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
25577 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
25580 2016-05-05 Alan Modra <amodra@gmail.com>
25582 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
25584 2016-05-05 Alan Modra <amodra@gmail.com>
25586 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
25587 out-of-line gpr restore for one or two regs if that would add
25590 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
25593 * config/i386/i386.md
25594 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
25595 Change to post-epilogue_completed late splitter. Use sse_reg_operand
25596 as operand 0 predicate.
25597 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
25599 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
25600 Ditto. Emit the pattern using RTX.
25602 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
25603 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
25604 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
25605 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
25607 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
25608 sse_reg_operand as operand 0 predicate.
25610 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
25611 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
25612 instead of gen_rtx_REG.
25613 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
25616 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25618 * function.c (emit_use_return_register_into_block): Delete.
25619 (gen_return_pattern): Delete.
25620 (emit_return_into_block): Delete.
25621 (active_insn_between): Delete.
25622 (convert_jumps_to_returns): Delete.
25623 (emit_return_for_exit): Delete.
25624 (thread_prologue_and_epilogue_insns): Delete all code dealing with
25625 simple_return for shrink-wrapped blocks.
25626 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
25627 end of blocks that need one.
25628 (get_unconverted_simple_return): Delete.
25629 (convert_to_simple_return): Delete.
25630 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
25631 (convert_to_simple_return): Ditto.
25633 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25635 * cfgcleanup.c (bb_is_just_return): New function.
25636 (try_optimize_cfg): Simplify jumps to return, branches to return,
25637 and branches around return.
25639 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25641 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
25642 branch to a return.
25644 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25648 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
25649 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
25650 assert flags & OEP_HASH_CHECK, instead of asserting it
25651 never happens. Handle TARGET_EXPR.
25652 * fold-const.c (operand_equal_p): For hash verification,
25653 or in OEP_HASH_CHECK into flags.
25655 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
25657 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
25659 (compute_samebase_partition_bases): Fix typo.
25661 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25663 * config/i386/sse.md (vec_interleave_highv8sf,
25664 vec_interleave_lowv8sf, vec_interleave_highv4df,
25665 vec_interleave_lowv4df): Remove constraints from expanders.
25667 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
25669 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25671 * tree-inline.c (expand_call_inline): Fix path dealing with
25672 making lhs of call statement undefined.
25674 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25676 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
25677 Check availability on NODE, too.
25678 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
25679 (cgraph_node::call_for_symbol_and_aliases): Likewise.
25680 (varpool_node::call_for_symbol_and_aliase): Likewise.
25681 * ipa-pure-const.c (add_new_function): Analyze all bodies.
25682 (propagate_pure_const): Propagate across interposable functions, too.
25683 (skip_function_for_local_pure_const): Do not skip interposable bodies
25685 (pass_local_pure_const::execute): Update.
25687 2016-05-04 Marek Polacek <polacek@redhat.com>
25689 * doc/invoke.texi: Document -Wdangling-else.
25691 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25693 * config.gcc: Error out when conflicting multilib is detected. Do not
25694 loop over multilibs since no combination is legal.
25696 2016-05-04 Alan Modra <amodra@gmail.com>
25698 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
25699 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
25700 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25703 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
25705 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
25706 Clean up p5600 comments.
25708 2016-05-04 Richard Biener <rguenther@suse.de>
25710 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
25711 constructor simplifications.
25712 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
25714 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
25716 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
25717 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
25718 result.set_rtx is null instead of aborting.
25719 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
25721 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
25722 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
25723 *mov<mode>_store_postinc): New patterns.
25725 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
25727 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
25728 as commutative. Check both conversions are NOP.
25729 ((A & B) OP (C & B)): Remove.
25731 2016-05-04 Alan Modra <amodra@gmail.com>
25733 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
25735 2016-05-04 Alan Modra <amodra@gmail.com>
25738 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
25739 when cr2,3,4 are all fixed regs.
25741 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
25743 PR rtl-optimization/57193
25744 * opts.c (default_options_table): Revert OPT_frename_registers change.
25745 * doc/invoke.texi (-frename-registers, -O2): Likewise.
25747 2016-05-03 Martin Sebor <msebor@redhat.com>
25750 * builtins.c (fold_builtin_FILE): New function.
25751 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
25752 (fold_builtin_0): Call them.
25753 * gimplify.c (gimplify_call_expr): Remove the handling of
25754 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
25757 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
25758 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
25762 * doc/extend.texi (Function Names as Strings): Update __func__,
25763 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
25766 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25767 Richard Biener <rguenther@suse.de>
25769 PR tree-optimization/70916
25770 * tree-if-conv.c: Include cfganal.h.
25771 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
25772 and remove_fake_exit_edges around the optimization pass.
25774 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
25776 * cgraph.c (symbol_table::create_edge): Set inline_failed.
25777 (cgraph_edge::make_direct): Likewise.
25778 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
25779 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
25780 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
25781 (CIF_THUNK): New code.
25782 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
25783 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
25784 (compute_inline_parameters): Set inline_failed for thunks.
25785 (inline_analyze_function): Cleanup.
25786 * ipa-inline.c (can_inline_edge_p): Do not deal with
25787 call_stmt_cannot_inline_p.
25788 (can_early_inline_edge_p): Likewise.
25789 (early_inliner): Initialize inline_failed.
25790 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
25792 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
25794 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
25795 from nonimm_ssenomem_operand.
25796 (nonimm_ssenomem_operand): New predicate.
25797 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
25798 as operand 0 predicate.
25799 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
25800 Disable unsupported alternatives using "enabled" attribute.
25801 Use register_ssemem_operand as operand 0 predicate.
25802 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
25804 2016-05-03 Marek Polacek <polacek@redhat.com>
25807 * input.c (expansion_point_location): New function.
25808 * input.h (expansion_point_location): Declare.
25810 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
25812 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
25813 occurence with frame_offset_ ones.
25815 2016-05-03 Alan Modra <amodra@gmail.com>
25817 PR rtl-optimization/70890
25818 * ira.c (combine_and_move_insns): When moving def_insn, remove
25819 equivs on use_insn.
25821 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
25823 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
25824 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
25825 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
25826 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
25828 2016-05-03 Alan Modra <amodra@gmail.com>
25830 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
25831 for SAVE_MULTIPLE/STORE_MULTIPLE.
25833 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25835 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
25836 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
25838 2016-05-03 Richard Biener <rguenther@suse.de>
25840 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
25842 (gimplify_arg): Likewise.
25843 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
25844 re-writing the result to a decl if required.
25845 (internal_get_tmp_var): Add allow_ssa parameter
25846 and override into_ssa with it.
25847 (get_formal_tmp_var): Adjust.
25848 (get_initialized_tmp_var): Add allow_ssa parameter.
25849 (gimplify_arg): Add allow_ssa parameter and avoid generating
25850 SSA names for the result false.
25851 (gimplify_call_expr): If the call may return twice do not
25852 gimplify parameters into SSA.
25853 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
25854 (gimplify_modify_expr): Adjust assert. For noreturn calls
25855 with a SSA name LHS adjust its def.
25856 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
25857 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
25858 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
25859 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
25860 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
25861 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
25862 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
25863 (optimize_target_teams): Do not allow SSA names for clause operands.
25864 (gimplify_expr): Likewise for where we mark the result addressable.
25865 * passes.def (pass_init_datastructures): Remove.
25866 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
25867 (rewrite_stmt): Likewise.
25868 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
25869 (replace_locals_op): Replace SSA names.
25870 (copy_gimple_seq_and_replace_locals): Init src_cfun.
25871 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
25872 * cgraph.c (release_function_body): Free CFG annotations only
25873 when we have a CFG. Simplify.
25874 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
25875 force_gimple_operand instead of get_initialized_tmp_var.
25876 * tree-pass.h (make_pass_init_datastructures): Remove.
25877 * tree-ssa.c (execute_init_datastructures): Remove.
25878 (pass_data_init_datastructures): Likewise.
25879 (class pass_init_datastructures): Likewise.
25880 (make_pass_init_datastructures): Likewise.
25881 * omp-low.c (create_omp_child_function): Init SSA data structures.
25882 (grid_expand_target_grid_body): Likewise.
25883 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
25884 name before adding it to names_to_release.
25885 (remove_bb): Always release SSA defs.
25886 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
25887 before dereferencing it.
25888 * cgraphunit.c (init_lowered_empty_function): Always
25889 int SSA data structures.
25890 * tree-ssanames.c (release_defs): Remove assert that we are in
25892 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
25894 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25895 Uros Bizjak <ubizjak@gmail.com>
25897 PR rtl-optimization/70467
25898 * config/i386/predicates.md (x86_64_hilo_int_operand,
25899 x86_64_hilo_general_operand): New predicates.
25900 * config/i386/constraints.md (Wd): New constraint.
25901 * config/i386/i386.md (mode attr di): Use Wd instead of e.
25902 (general_hilo_operand): New mode attr.
25903 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
25904 instead of <general_operand>.
25905 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
25906 x86_64_hilo_general_operand instead of <general_operand>.
25908 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25910 PR tree-optimization/70916
25911 * tree-if-conv.c (constant_or_ssa_name): Removed.
25912 (fold_build_cond_expr): Use is_gimple_val instead of
25913 constant_or_ssa_name.
25915 PR tree-optimization/70916
25916 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
25917 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
25920 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
25921 (optimize_atomic_bit_test_and): New function.
25922 (pass_fold_builtins::execute): Use it.
25923 * optabs.def (atomic_bit_test_and_set_optab,
25924 atomic_bit_test_and_complement_optab,
25925 atomic_bit_test_and_reset_optab): New optabs.
25926 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
25927 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
25928 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
25929 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
25930 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
25931 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
25932 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
25933 * doc/md.texi (atomic_bit_test_and_set@var{mode},
25934 atomic_bit_test_and_complement@var{mode},
25935 atomic_bit_test_and_reset@var{mode}): Document.
25936 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
25937 atomic_bit_test_and_complement<mode>,
25938 atomic_bit_test_and_reset<mode>): New expanders.
25939 (atomic_bit_test_and_set<mode>_1,
25940 atomic_bit_test_and_complement<mode>_1,
25941 atomic_bit_test_and_reset<mode>_1): New insns.
25943 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
25945 PR rtl-optimization/70687
25946 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
25947 instead of unsigned HOST_WIDE_INT.
25949 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
25951 PR rtl-optimization/44281
25952 * hard-reg-set.h (struct target_hard_regs): New field
25953 x_fixed_nonglobal_reg_set.
25954 (fixed_nonglobal_reg_set): New macro.
25955 * reginfo.c (init_reg_sets_1): Initialize it.
25956 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
25958 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
25960 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25962 PR tree-optimization/56541
25963 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
25964 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
25965 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
25966 (any_complicated_phi): new static variable.
25967 (aggressive_if_conv): delete.
25968 (if_convertible_phi_p): support phis with more than two arguments.
25969 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
25970 critical pred edges.
25971 (ifcvt_split_critical_edges): support phis with more than two
25972 arguments by checking new parameter. only split critical edges
25974 (tree_if_conversion): handle simd pragma marked loop using new
25975 local variable aggressive_if_conv. check any_complicated_phi.
25977 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25979 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
25982 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25984 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
25987 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
25989 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
25990 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
25991 define_insn_and_split.
25992 (mulsi3_i): New define_insn_and_split.
25993 (mulsi3_call): Convert to define_insn.
25994 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
25995 Remove constraints.
25997 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
25999 * machmode.h (mode_complex): Add support to give the complex mode
26001 (GET_MODE_COMPLEX_MODE): Likewise.
26002 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
26003 stored by build_complex_type and gfc_build_complex_type instead of
26004 trying to figure out the appropriate mode based on the size. Raise
26005 an assertion error, if the type was not set.
26006 * genmodes.c (struct mode_data): Add field for the complex type of
26008 (blank_mode): Likewise.
26009 (make_complex_modes): Remember the complex mode created in the
26011 (emit_mode_complex): Write out the mode_complex array to map a
26012 type mode to the complex version.
26013 (emit_insn_modes_c): Likewise.
26014 * tree.c (build_complex_type): Set the complex type to use before
26015 calling layout_type.
26016 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
26017 support for __float128 complex datatypes.
26018 (rs6000_hard_regno_mode_ok): Likewise.
26019 (rs6000_setup_reg_addr_masks): Likewise.
26020 (rs6000_complex_function_value): Likewise.
26021 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
26022 __float128 and __ibm128 complex.
26023 (FLOAT128_IBM_P): Likewise.
26024 (ALTIVEC_ARG_MAX_RETURN): Likewise.
26025 * doc/extend.texi (Additional Floating Types): Document that
26026 -mfloat128 must be used to enable __float128. Document complex
26027 __float128 and __ibm128 support.
26029 2016-05-02 Jakub Jelinek <jakub@redhat.com>
26032 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
26033 char/short arguments promoted to int because of promote_prototypes.
26035 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
26037 * config/i386/predicates.md (register_ssemem_operand): New predicate.
26038 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
26039 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
26040 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
26041 alternatives using "enabled" attribute. Use register_ssemem_operand
26042 as operand 1 predicate.
26043 (*cmpi<unord>xf_i387): Split XFmode pattern from
26044 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
26045 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
26046 *absneg<mode>2_i387. Disable unsupported alternatives using
26047 "enabled" attribute.
26048 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
26050 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
26052 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
26054 (oacc_loop_process): Check mask for loop termination.
26056 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
26058 * cif-code.def (CIF_THUNK): Add.
26059 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
26062 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
26064 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
26065 (dump_inline_summary): Dump it.
26066 (fp_expression_p): New predicate.
26067 (estimate_function_body_sizes): Use it.
26068 (inline_merge_summary): Merge fp_expressions.
26069 (inline_read_section): Read fp_expressions.
26070 (inline_write_summary): Write fp_expressions.
26071 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
26072 codegen boundary if either caller or callee is !fp_expressions.
26073 * ipa-inline.h (inline_summary): Add fp_expressions.
26074 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
26075 to fp_expressions be sure the fp generation flags are updated.
26077 2016-05-02 Jakub Jelinek <jakub@redhat.com>
26079 PR rtl-optimization/70467
26080 * cse.c (cse_insn): Handle no-op MEM moves after folding.
26082 PR rtl-optimization/70467
26083 * ipa-pure-const.c (check_call): Handle internal calls even in
26084 ipa mode like in local mode.
26086 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
26088 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
26090 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
26092 * match.pd (X u< X, X u> X): New transformations.
26094 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
26096 * flag-types.h (enum warn_strict_overflow_code): Move ...
26097 * coretypes.h: ... here.
26098 * fold-const.h (fold_overflow_warning): Declare.
26099 * fold-const.c (fold_overflow_warning): Make non-static.
26100 (fold_comparison): Move the transformation of X +- C1 CMP C2
26101 into X CMP C2 -+ C1 ...
26102 * match.pd: ... here.
26103 * gimple-fold.c (fold_stmt_1): Protect with
26104 fold_defer_overflow_warnings.
26106 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
26108 * omp-low.c (struct oacc_loop): Add 'inner' field.
26109 (new_oacc_loop_raw): Initialize it to zero.
26110 (oacc_loop_fixed_partitions): Initialize it.
26111 (oacc_loop_auto_partitions): Partition outermost loop to outermost
26112 available partitioning.
26114 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26116 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
26118 (umulsidi3): Likewise.
26119 (indirect_jump): Fix jump instruction assembly patterns.
26121 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
26124 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
26125 (nvptx_function_value): Assert non-NULL cfun.
26127 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
26129 PR rtl-optimization/70886
26130 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
26132 * cselib.h (rtx_equal_for_cselib_1): Declare.
26133 (rtx_equal_for_cselib_p: New inline function.
26134 * cselib.c (rtx_equal_for_cselib_p): Delete.
26135 (rtx_equal_for_cselib_1): Make public.
26137 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
26139 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
26140 (register_mixssei387nonimm_operand): Remove predicate.
26141 * config/i386/i386.md (*fop_<mode>_comm): Merge from
26142 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
26143 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
26144 for TARGET_MIX_SSE_I387 alternatives.
26145 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
26146 Disable unsupported alternatives using "enabled" attribute. Use
26147 nonimm_ssenomem_operand as operand 1 predicate. Also check
26148 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
26150 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26152 * tree.c (cst_and_fits_in_hwi): Simplify.
26154 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26156 * tree.h (wi::to_wide): New function.
26157 * expr.c (expand_expr_real_1): Use wi::to_wide.
26158 * fold-const.c (int_const_binop_1): Likewise.
26159 (extract_muldiv_1): Likewise.
26161 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26163 * wide-int.h: Update offset_int and widest_int documentation.
26164 (WI_SIGNED_SHIFT_RESULT): New macro.
26165 (wi::binary_shift): Define signed_shift_result_type for
26166 shifts on offset_int- and widest_int-like types.
26167 (generic_wide_int): Support <<= and >>= if << and >> are supported.
26168 * tree.h (int_bit_position): Use shift operators instead of wi::
26170 * alias.c (adjust_offset_for_component_ref): Likewise.
26171 * expr.c (get_inner_reference): Likewise.
26172 * fold-const.c (fold_comparison): Likewise.
26173 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
26174 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
26175 * tree-dfa.c (get_ref_base_and_extent): Likewise.
26176 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
26177 (stmt_kills_ref_p): Likewise.
26178 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
26179 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
26180 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26181 (ao_ref_init_from_vn_reference): Likewise.
26183 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26185 * wide-int.h: Update offset_int and widest_int documentation.
26186 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
26187 (wi::binary_traits): Allow ordered comparisons between offset_int and
26188 offset_int, between widest_int and widest_int, and between either
26189 of these types and basic C types.
26190 (operator <, <=, >, >=): Define for the same combinations.
26191 * tree.h (tree_int_cst_lt): Use comparison operators instead
26192 of wi:: comparisons.
26193 (tree_int_cst_le): Likewise.
26194 * gimple-fold.c (fold_array_ctor_reference): Likewise.
26195 (fold_nonarray_ctor_reference): Likewise.
26196 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
26197 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
26198 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
26199 * tree-sra.c (completely_scalarize): Likewise.
26200 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
26201 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
26202 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
26203 (check_for_binary_op_overflow): Likewise.
26204 (search_for_addr_array): Likewise.
26205 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
26207 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26209 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
26210 (arc_save_restore): Likewise.
26211 (arc_dwarf_register_span): Likewise.
26212 (arc_output_pic_addr_const): Initialize suffix variable.
26214 2016-05-02 Martin Liska <mliska@suse.cz>
26216 * symbol-summary.h (function_summary::function_summary):
26217 Remove checking assert for all cgraph nodes.
26218 (function_summary::get): Check summary_uid.
26219 (symtab_insertion): Check summary_uid.
26221 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26223 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
26224 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
26225 bmaskn instruction.
26226 (arc_dwarf_register_span): Remove enum keyword.
26227 (compact_memory_operand_p): New function.
26228 * config/arc/arc.h (reg_class): Add code density register classes.
26229 (REG_CLASS_NAMES): Likewise.
26230 (REG_CLASS_CONTENTS): Likewise.
26231 * config/arc/arc.md (*movqi_insn): Add code density instructions.
26232 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
26233 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
26234 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
26235 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
26237 (h, Rcd, Rsd, Rzd): New register constraints.
26238 (T): Use compact_memory_operand_p function.
26239 * config/arc/predicates.md (compact_load_memory_operand): Remove.
26241 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
26243 * config/sh/sh.md (*negnegt, *movtt): Remove.
26245 2016-05-02 Marek Polacek <polacek@redhat.com>
26246 Tom de Vries <tom@codesourcery.com>
26248 PR tree-optimization/70700
26249 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
26250 bigger than FIRST_REF_NODE.
26252 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
26255 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
26257 (prepare_cbranch_operands): Don't use scratch register. Assume that
26258 function is used when pseudos can be created.
26259 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
26260 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
26261 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
26262 define_expand. Allow it only when pseudos can be created.
26263 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
26265 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
26267 * config/i386/constraints.md (BC): Only allow -1 operands.
26268 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
26269 Add "enabled" attribute. Update XI mode attribute calculation.
26270 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
26271 (*movoi_internal_avx): Update XI mode attribute calculation.
26272 (*movti_internal): Ditto.
26274 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26276 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
26277 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
26279 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
26281 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
26282 statement on instruction code. Remove trailing spaces.
26283 (altivec_expand_stv_builtin): Likewise.
26285 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26287 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
26288 (TARGET_FPU_DOUBLE): Simplify.
26289 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
26290 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
26291 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
26292 with 'TARGET_FPU_DOUBLE'.
26293 * config/sh/sh.md: Likewise.
26295 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
26297 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
26298 SH_DIV_STR_FOR_SIZE): Remove.
26299 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
26300 SH_DIV_STR_FOR_SIZE): Remove.
26302 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26304 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
26305 logical_reg_operand): Delete.
26306 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
26307 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
26308 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
26309 match_operand and match_test.
26310 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
26311 variables on their first use. Return bool values.
26312 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
26313 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
26314 arith_reg_operand for input operand. Remove empty constraints.
26316 (*xorsi3_compact): Rename to xorsi3.
26317 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
26318 (*zero_extend<mode>si2_disp_mem): Update comment.
26321 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
26323 * config/sh/t-sh: Remove SH5 support.
26324 * config.gcc: Likewise.
26325 * configure: Likewise.
26327 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26329 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
26331 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
26333 * config/sh/sh.c (register_sh_passes, sh_option_override,
26334 sh_print_operand, prepare_move_operands,
26335 sh_can_follow_jump): Remove TARGET_SH1 checks.
26336 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
26337 PROMOTE_MODE): Likewise.
26338 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
26341 2016-04-30 Alan Modra <amodra@gmail.com>
26343 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
26344 restoring when fixed_reg_p, but allow out-of-line or stmw save.
26345 Check for user regs later to avoid unnecessary looping over regs.
26346 Merge user reg check with non-saved reg check. Don't force
26347 inline VR restore when static chain used.
26348 (rs6000_frame_related): Omit eh_frame info for user regs when
26350 (fixed_regs_p): Delete.
26352 2016-04-30 Alan Modra <amodra@gmail.com>
26354 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
26355 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
26358 2016-04-30 Alan Modra <amodra@gmail.com>
26361 * config/rs6000/rs6000.c (fixed_reg_p): New function.
26362 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
26365 2016-04-30 Alan Modra <amodra@gmail.com>
26367 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
26368 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
26369 flag_pic test for Darwin.
26371 2016-04-30 Alan Modra <amodra@gmail.com>
26373 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
26374 throw_calls_crossed.
26375 (REG_FREQ_CALLS_CROSSED): Delete.
26376 (REG_N_THROWING_CALLS_CROSSED): Delete.
26377 * regstat.c (regstat_bb_compute_ri): Don't calculate
26378 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
26379 (dump_reg_info): Don't print call cross frequency.
26380 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
26381 and REG_N_THROWING_CALLS_CROSSED.
26383 2016-04-30 Alan Modra <amodra@gmail.com>
26385 * regs.h (struct reg_info_t): Delete live_length.
26386 (REG_LIVE_LENGTH): Delete macro.
26387 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
26388 local_live, local_processed and local_live_last_luid params.
26389 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
26391 (regstat_compute_ri): Adjust for above. Don't set
26393 (dump_reg_info): Don't print live length.
26394 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
26395 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
26396 Localize loop_depth var.
26398 2016-04-30 Alan Modra <amodra@gmail.com>
26400 * ira.c (enum valid_equiv): New.
26401 (validate_equiv_mem): Return enum.
26402 (update_equiv_mem): Create replacement in more cases.
26403 (add_store_equivs): Update validate_equiv_mem call.
26405 2016-04-30 Alan Modra <amodra@gmail.com>
26407 * ira.c (combine_and_move_insns): Rather than scanning insns,
26408 use DF infrastucture to find use and def insns.
26410 2016-04-30 Alan Modra <amodra@gmail.com>
26412 ira.c (combine_and_move_insns): Move invariant conditions..
26413 (ira.c): ..to here. Call combine_and_move_insns before
26414 add_store_equivs. Call grow_reg_equivs later. Allocate
26415 req_equiv later using max_reg_num() rather than global max_regno.
26416 (contains_replace_regs): Delete.
26417 (add_store_equivs): Remove contains_replace_regs test.
26419 2016-04-30 Alan Modra <amodra@gmail.com>
26421 * ira.c (struct equiv_mem_data): New.
26422 (equiv_mem, equiv_mem_modified): Delete static vars.
26423 (validate_equiv_mem_from_store): Use "data" param to communicate..
26424 (validate_equiv_mem): ..from here.
26426 2016-04-30 Alan Modra <amodra@gmail.com>
26428 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
26430 (update_reg_equivs): ..here. Move allocation and freeing of
26431 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
26432 end_alias_analysis to..
26435 2016-04-30 Alan Modra <amodra@gmail.com>
26437 * ira.c (pdx_subregs): Delete.
26438 (struct equivalence): Add pdx_subregs field.
26439 (set_paradoxical_subreg): Remove pdx_subregs param. Update
26440 pdx_subregs access.
26441 (update_equiv_regs): Don't create or free pdx_subregs. Update
26442 pdx_subregs access.
26444 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26446 * config/rs6000/altivec.h: Change definitions of vec_xl and
26448 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
26449 (LD_ELEMREV_V2DI): New.
26450 (LD_ELEMREV_V4SF): New.
26451 (LD_ELEMREV_V4SI): New.
26452 (LD_ELEMREV_V8HI): New.
26453 (LD_ELEMREV_V16QI): New.
26454 (ST_ELEMREV_V2DF): New.
26455 (ST_ELEMREV_V2DI): New.
26456 (ST_ELEMREV_V4SF): New.
26457 (ST_ELEMREV_V4SI): New.
26458 (ST_ELEMREV_V8HI): New.
26459 (ST_ELEMREV_V16QI): New.
26462 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
26463 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
26464 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
26465 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
26466 (altivec_expand_builtin): Add handling for
26467 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
26468 (rs6000_invalid_builtin): Add error-checking for
26469 RS6000_BTM_P9_VECTOR.
26470 (altivec_init_builtins): Define builtins used to implement vec_xl
26472 (rs6000_builtin_mask_names): Define power9-vector.
26473 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
26474 (RS6000_BTM_P9_VECTOR): Define.
26475 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
26476 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
26477 (vsx_ld_elemrev_v2df): Likewise.
26478 (vsx_ld_elemrev_v4sf): Likewise.
26479 (vsx_ld_elemrev_v4si): Likewise.
26480 (vsx_ld_elemrev_v8hi): Likewise.
26481 (vsx_ld_elemrev_v16qi): Likewise.
26482 (vsx_st_elemrev_v2df): Likewise.
26483 (vsx_st_elemrev_v2di): Likewise.
26484 (vsx_st_elemrev_v4sf): Likewise.
26485 (vsx_st_elemrev_v4si): Likewise.
26486 (vsx_st_elemrev_v8hi): Likewise.
26487 (vsx_st_elemrev_v16qi): Likewise.
26488 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
26491 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
26493 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
26495 (simplify_control_stmt_condition_1): ... here. Recurse into
26496 BIT_AND_EXPRs and BIT_IOR_EXPRs.
26498 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
26501 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
26502 (zero_extendqi<mode>2_dot): Revert earlier conversion from
26503 define_insn_and_split to define_insn.
26504 (zero_extendqi<mode>2_dot2): Same.
26505 (extendqi<mode>2_dot): Same.
26506 (extendqi<mode>2_dot2): Same.
26508 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26510 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
26511 (probe_stack): New expander.
26512 (probe_stack_<mode>): New insn pattern.
26514 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26516 * config/i386/i386.md
26517 (operations with memory inputs setting flags peephole2):
26518 Remove uneeded REG_P checks. Cleanup pattern generation.
26520 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
26522 * tree-vect-loop.c (vect_transform_loop): Fix
26523 nb_iterations_upper_bound computation for vectorized loop.
26525 2016-04-29 Marek Polacek <polacek@redhat.com>
26526 Jakub Jelinek <jakub@redhat.com>
26529 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
26530 TARGET_EXPR_SLOT as a base.
26532 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
26534 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
26535 with 'rCm2' constraints to limit possible immediate size.
26536 (*load_zeroextendqisi_update): Likewise.
26537 (*load_signextendqisi_update): Likewise.
26538 (*loadhi_update): Likewise.
26539 (*load_zeroextendhisi_update): Likewise.
26540 (*load_signextendhisi_update): Likewise.
26541 (*loadsi_update): Likewise.
26542 (*loadsf_update): Likewise.
26544 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26546 * config/i386/predicates.md (constm1_operand): Fix comparison.
26548 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26550 * testsuite/gcc.target/arc/ieee_eq.c: New test.
26552 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
26554 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
26555 remaining SH5 related settings.
26556 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
26557 shmedia_prepare_call_address): Delete.
26558 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
26559 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
26560 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
26561 UNSUPPORTED_SH2A): Remove m5 checks.
26562 (sh_divide_strategy_e): Remove SH5 division strategies.
26563 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
26564 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
26566 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
26568 * config/s390/s390.c (s390_rtx_costs): Update documentation.
26570 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26572 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
26573 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
26574 Change lder to ldr.
26575 * config/s390/vector.md ("mov<mode>"): Likewise.
26577 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
26579 * config/s390/constraints.md ("U", "W"): Invoke
26580 s390_mem_constraint with "ZR" and "ZT".
26581 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
26582 addresses when using LRA. Accept also short displacements for S
26583 and T constraints. Do not check for long displacement target for
26584 S and T constraints.
26585 (s390_mem_constraint): Remove handling of U and W constraints.
26586 * config/s390/s390.md (various patterns): Remove the short
26587 displacement constraints (Q and R) if a long displacement
26588 constraint is present. Add longdisp as required CPU capability.
26589 * config/s390/vector.md: Likewise.
26590 * config/s390/vx-builtins.md: Likewise.
26592 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
26595 * reload1.c (reload): Call finish_spills before
26596 restarting reload loop. Skip select_reload_regs
26597 if update_eliminables_and_spill returns true.
26599 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26601 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
26602 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
26603 (umulhisi3_imm): Update predicates and constraint letters.
26604 (umulhisi3_reg): Declare instruction as commutative.
26605 * config/arc/constraints.md (J12, J16): New constraints.
26606 * config/arc/predicates.md (short_unsigned_const_operand): New
26608 (arc_short_operand): Likewise.
26609 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
26611 2016-04-29 Richard Biener <rguenther@suse.de>
26613 PR tree-optimization/13962
26614 PR tree-optimization/65686
26615 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
26616 * tree-ssa-alias.c (ptrs_compare_unequal): New function
26617 using PTA to compare pointers.
26618 * match.pd: Add pattern for pointer equality compare simplification
26619 using ptrs_compare_unequal.
26621 2016-04-29 Richard Biener <rguenther@suse.de>
26623 * stor-layout.c (layout_type): Do not build a pointer-to-element
26626 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26628 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
26629 Use SWI mode iterator. Use general_reg_operand predicate.
26630 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
26631 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
26634 2016-04-29 Jakub Jelinek <jakub@redhat.com>
26636 PR middle-end/70843
26637 * fold-const.c (operand_equal_p): Don't verify hash value equality
26639 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
26642 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26645 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
26646 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
26647 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
26648 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
26649 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
26651 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26653 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
26654 to info. Don't initialize separate fields to 0. Clean up
26657 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26659 * config/i386/i386.md (peephole2s for operations with memory inputs):
26660 Use SWI mode iterator.
26661 (peephole2s for operations with memory outputs): Ditto.
26662 Do not check for stack checking probe.
26664 (probe_stack): Remove expander.
26666 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26667 Andrew Burgess <andrew.burgess@embecosm.com>
26669 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
26670 operands as 32-bits.
26672 2016-04-28 Jason Merrill <jason@redhat.com>
26674 * gdbinit.in: Skip line-map.h.
26676 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26677 Andrew Burgess <andrew.burgess@embecosm.com>
26679 * config/arc/arc.c (arc_conditional_register_usage): Take
26680 TARGET_RRQ_CLASS into account.
26681 (arc_print_operand): Support printing 'p' and 's' operands.
26682 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
26684 (TARGET_RRQ_CLASS): Define.
26685 (IS_POWEROF2_OR_0_P): Define.
26686 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
26688 (*tst_movb): New define_insn.
26689 (*tst): Avoid recognition if it could prevent '*tst_movb'
26690 combination; replace c/CnL with c/Chs alternative.
26691 (*tst_bitfield_tst): New define_insn.
26692 (*tst_bitfield_asr): New define_insn.
26693 (*tst_bitfield): New define_insn.
26694 (andsi3_i): Add Rrq variant.
26695 (extzv): New define_expand.
26696 (insv): New define_expand.
26697 (*insv_i): New define_insn.
26698 (*movb): New define_insn.
26699 (*movb_signed): New define_insn.
26700 (*movb_high): New define_insn.
26701 (*movb_high_signed): New define_insn.
26702 (*movb_high_signed + 1): New define_split pattern.
26703 (*mrgb): New define_insn.
26704 (*mrgb + 1): New define_peephole2 pattern.
26705 (*mrgb + 2): New define_peephole2 pattern.
26706 * config/arc/arc.opt (mbitops): New option for nps400, uses
26707 TARGET_NPS_BITOPS_DEFAULT.
26708 * config/arc/constraints.md (q): Make register class conditional.
26709 (Rrq): New register constraint.
26710 (Chs): New constraint.
26711 (Clo): New constraint.
26712 (Chi): New constraint.
26713 (Cbf): New constraint.
26714 (Cbn): New constraint.
26715 (C18): New constraint.
26716 (Cbi): New constraint.
26718 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26720 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
26722 (bitmap_intersection_of_preds): Ditto.
26723 (bitmap_union_of_succs): Ditto.
26724 (bitmap_union_of_preds): Ditto.
26725 * sbitmap.c (do_popcount): Delete.
26726 (BITMAP_DEBUGGING): Delete.
26727 (sbitmap_verify_popcount): Delete.
26728 (sbitmap_alloc): Don't initialize the popcount field.
26729 (sbitmap_alloc_with_popcount): Delete.
26730 (sbitmap_resize): Don't resize the popcount array.
26731 (sbitmap_vector_alloc): Don't initialize the popcount field.
26732 (bitmap_copy): Don't copy the popcount array.
26733 (bitmap_clear): Don't clear the popcount array.
26734 (bitmap_clear): Delete the popcount array handling.
26735 (bitmap_ior_and_compl): Delete the popcount assert.
26736 (bitmap_not): Ditto.
26737 (bitmap_and_compl): Ditto.
26738 (bitmap_and): Delete the popcount array handling.
26739 (bitmap_xor): Ditto.
26740 (bitmap_ior): Ditto.
26741 (bitmap_or_and): Delete the popcount assert.
26742 (bitmap_and_or): Ditto.
26743 (popcount_table): Delete.
26744 (sbitmap_elt_popcount): Delete.
26745 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
26746 (bitmap_set_bit): Delete the popcount assert.
26747 (bitmap_clear_bit): Ditto.
26748 (sbitmap_free): Don't free the popcount array.
26749 (sbitmap_alloc_with_popcount): Delete declaration.
26750 (sbitmap_popcount): Ditto.
26752 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26753 Andrew Burgess <andrew.burgess@embecosm.com>
26755 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
26756 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
26757 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
26758 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
26759 * config/arc/arc.opt (mcmem): New option.
26760 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
26761 supply length for r/m alternative.
26762 (*extendqisi2_ac): Likewise.
26763 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
26765 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
26766 (movhi_insn): Likewise.
26767 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
26768 (*zero_extendqihi2_i): Add r/Ucm alternative.
26769 (*zero_extendqisi2_ac): Likewise.
26770 (*zero_extendhisi2_i): Likewise.
26771 * config/arc/constraints.md (Uex): New memory constraint.
26772 (Ucm): New define_constraint.
26773 * config/arc/predicates.md (long_immediate_loadstore_operand):
26774 Return 0 for MEM with cmem_address address.
26775 (cmem_address_0): New predicates.
26776 (cmem_address_1): Likewise.
26777 (cmem_address_2): Likewise.
26778 (cmem_address): Likewise.
26780 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26782 * config/rs6000/rs6000.c (machine_function): Rename
26783 insn_chain_scanned_p to spe_insn_chain_scanned_p.
26784 (rs6000_stack_info): Adjust.
26786 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26787 Andrew Burgess <andrew.burgess@embecosm.com>
26789 * config/arc/constraints.md (Usd): Convert to define_constraint.
26793 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26796 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
26797 Add new peephole2 where the first insn is *mov<mode>_or instead of
26798 *mov<mode>_internal.
26800 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
26802 * tracer.c (bb_seen): Make static.
26804 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
26806 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
26807 support, setup defaults.
26808 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
26809 * config/arc/arc.c (arc_init): Add NPS400 support.
26810 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
26811 (TARGET_ARC700): NPS400 is also an ARC700.
26812 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
26814 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26817 * config/nds32/nds32.md (casesi): Don't access the operands array
26820 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26822 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
26823 (or $-1,reg peephole2): Ditto.
26824 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
26826 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
26828 * doc/extend.texi (Common Function Attributes) [optimize]:
26829 Discourage use of the optimize attribute.
26831 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
26833 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
26834 special case builtin.
26835 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
26836 ALTIVEC_BUILTIN_VEC_ADDE.
26837 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
26838 support for ALTIVEC_BUILTIN_VEC_ADDE.
26839 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
26840 for __builtin_vec_adde.
26842 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26844 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
26845 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
26847 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26850 * doc/sourcebuild.texi (Effective-Target Keywords, Other
26851 attributes): Document cilkplus_runtime.
26853 2016-04-28 Martin Jambor <mjambor@suse.cz>
26855 * tree-cfg.c (verify_expr): Verify that local declarations belong to
26856 this function. Call verify_expr on MEM_REFs and bases of other
26857 handled_components.
26859 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26861 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
26862 for WORD_REGISTER_OPERATIONS to runtime check.
26864 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26866 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
26868 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26870 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
26871 big-endian compilation.
26872 * config/arc/arc.md (addf3): Likewise.
26873 (subdf3): Likewise.
26874 (muldf3): Likewise.
26876 2016-04-28 Richard Biener <rguenther@suse.de>
26878 PR tree-optimization/70840
26879 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
26880 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
26881 Mark x * pow(x,c) -> pow(x,c+1) commutative.
26882 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
26884 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26886 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
26887 and explain why in a comment.
26889 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26891 * config/arc/arc.md (cpu_facility): Add fpx variant.
26892 (subdf3): Prohibit use reverse sub when assist operations option
26894 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
26895 instructions only when FPX is enabled.
26896 * testsuite/gcc.target/arc/trsub.c: New test.
26898 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26900 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
26901 mult_operator when calculating "type" attribute.
26902 (*fop_<mode>_1_i387): Ditto.
26903 (*fop_xf_1_i387): Ditto.
26904 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
26905 Use std::swap to swap operands. Use RTL expressions to generate
26908 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26909 Joern Rennecke <joern.rennecke@embecosm.com>
26911 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
26913 (emit_pic_move): Remove.
26914 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
26915 * config/arc/arc.c (emit_pic_move): Removed.
26916 (TARGET_HAVE_TLS): Define.
26917 (arc_conditional_register_usage): Test for arc_tp_regno.
26918 (arc_print_operand, arc_print_operand_address): Handle TLS
26920 (arc_needs_pcl_p): New function.
26921 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
26922 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
26923 (arc_raw_symbolic_reference_mentioned_p): Likewise.
26924 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
26925 (arc_legitimize_tls_address): Likewise.
26926 (DTPOFF_ZERO_SYM): Define.
26927 (arc_legitimize_pic_address): Make it static, handle TLS cases.
26928 (arc_output_pic_addr_const): Print TLS unspecs.
26929 (prepare_pic_move): New function, replaces emit_pic_move.
26930 (arc_legitimate_constant_p): Handle TLS unspecs.
26931 (arc_legitimate_address_p): Likewise.
26932 (arc_rewrite_small_data_p): Use assert for TLS constants.
26933 (prepare_move_operands): Use prepare_pic_move.
26934 (arc_legitimize_address): Legitimize tls addresses.
26935 (arc_epilogue_uses): Check for arc_tp_regno.
26936 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
26937 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
26939 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
26941 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
26942 %(arc_tls_extra_start_spec).
26943 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
26944 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
26946 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
26947 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
26948 (UNSPEC_TLS_OFF): Add.
26950 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
26951 (get_thread_pointersi): New patterns.
26952 * config/arc/arc.opt (mtp-regno): New option.
26953 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
26954 (move_dest_operand): Likewise.
26955 * configure: Regenerate.
26956 * configure.ac: Add arc*-*-* case to test for tls.
26957 * doc/invoke.texi (ARC options): Document mtp-regno.
26959 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26961 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
26962 the new ARC HS SIMD instructions.
26963 (arc_preferred_simd_mode): New function.
26964 (arc_autovectorize_vector_sizes): Likewise.
26965 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
26966 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
26967 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
26968 (arc_init_builtins): Add new SIMD builtin types.
26969 (arc_split_move): Handle 64 bit vector moves.
26970 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
26971 (TARGET_PLUS_QMACW): Define.
26972 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
26973 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
26974 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
26975 (VSUBADD4H): New builtins.
26976 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
26977 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
26979 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
26980 Matthias Klose <doko@debian.org>
26982 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
26984 2016-04-28 Richard Biener <rguenther@suse.de>
26986 PR middle-end/70777
26987 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
26990 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
26992 * common/config/sh/sh-common.c: Remove SH5 support.
26993 * config/sh/constraints.md: Likewise.
26994 * config/sh/config/sh/elf.h: Likewise.
26995 * config/sh/linux.h: Likewise.
26996 * config/sh/netbsd-elf.h: Likewise.
26997 * config/sh/predicates.md: Likewise.
26998 * config/sh/sh-c.c: Likewise.
26999 * config/sh/sh-protos.h: Likewise.
27000 * config/sh/sh.c: Likewise.
27001 * config/sh/sh.h: Likewise.
27002 * config/sh/sh.md: Likewise.
27003 * config/sh/sh.opt: Likewise.
27004 * config/sh/sync.md: Likewise.
27005 * config/sh/sh64.h: Delete.
27006 * config/sh/shmedia.h: Likewise.
27007 * config/sh/shmedia.md: Likewise.
27008 * config/sh/sshmedia.h: Likewise.
27009 * config/sh/t-netbsd-sh5-64: Likewise.
27010 * config/sh/t-sh64: Likewise.
27011 * config/sh/ushmedia.h: Likewise.
27013 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
27015 * config/i386/i386.md (sign_extend to memory peephole2s): Use
27016 general_reg_operand instead of register_operand predicate.
27018 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27020 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
27022 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
27024 * match.pd (A - B > A, A + B < A): New transformations.
27026 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
27028 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
27029 which defaults to true. Emit an outer pair of parentheses only if
27030 EMIT_PARENS. When continuing a chain of && or || (or & or |),
27031 don't emit parentheses for the right-hand operand.
27033 2016-04-27 Jeff Law <law@redhat.com>
27035 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
27037 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27039 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
27040 (altivec_lvx_<mode>_internal): Document.
27041 (altivec_lvx_<mode>_2op): New define_insn.
27042 (altivec_lvx_<mode>_1op): Likewise.
27043 (altivec_lvx_<mode>_2op_si): Likewise.
27044 (altivec_lvx_<mode>_1op_si): Likewise.
27045 (altivec_stvx_<mode>): Remove.
27046 (altivec_stvx_<mode>_internal): Document.
27047 (altivec_stvx_<mode>_2op): New define_insn.
27048 (altivec_stvx_<mode>_1op): Likewise.
27049 (altivec_stvx_<mode>_2op_si): Likewise.
27050 (altivec_stvx_<mode>_1op_si): Likewise.
27051 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
27052 Expand vec_ld and vec_st during parsing.
27053 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
27055 (altivec_expand_stvx_be): Likewise.
27056 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
27057 address-masking behavior in RTL.
27058 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
27059 address-masking behavior in RTL.
27060 (altivec_expand_builtin): Change builtin code arguments for calls
27061 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
27062 (insn_is_swappable_p): Avoid incorrect swap optimization in the
27063 presence of lvx/stvx patterns.
27064 (alignment_with_canonical_addr): New function.
27065 (alignment_mask): Likewise.
27066 (find_alignment_op): Likewise.
27067 (recombine_lvx_pattern): Likewise.
27068 (recombine_stvx_pattern): Likewise.
27069 (recombine_lvx_stvx_patterns): Likewise.
27070 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
27071 stvx patterns from expand.
27072 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
27074 (vector_altivec_store_<mode>): Likewise.
27076 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
27078 * config/aarch64/aarch64.md
27079 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
27080 remove the "fp" attributes.
27081 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
27082 add the "simd" attributes.
27083 (*movdf_aarch64): Likewise.
27084 (*movtf_aarch64): Remove the "fp" attributes.
27085 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
27086 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
27088 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27090 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
27091 rtx to rtx_code_label *.
27092 * rtl.h (maybe_set_first_label_num): Likewise.
27094 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27096 * df-core.c (df_add_problem): Make the problem param be const.
27097 (df_remove_problem): Make local "problem" be const.
27098 * df-problems.c (problem_RD): Make const.
27099 (problem_LR): Likewise.
27100 (problem_LIVE): Likewise.
27101 (problem_MIR): Likewise.
27102 (problem_CHAIN): Likewise.
27103 (problem_WORD_LR): Likewise.
27104 (problem_NOTE): Likewise.
27105 (problem_MD): Likewise.
27106 * df-scan.c (problem_SCAN): Likewise.
27107 * df.h (struct df_problem): Make field "dependent_problem" be
27109 (struct dataflow): Likewise for field "problem".
27110 (df_add_problem): Make param const.
27112 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
27114 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
27115 inter-unit moves to/from vector registers are enabled. Do not disable
27118 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27120 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
27121 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
27123 (enum df_problem_id): ...this new enum.
27124 (struct df_problem): Convert field "id" from "int" to
27125 enum df_problem_id.
27127 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27129 * rtl.def: Update comment for "things in the instruction chain" to
27130 reflect the removal of the leading "i" field for INSN_UID in
27131 r210360. Fix bogus apostrophe.
27133 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
27135 * config/i386/i386.md
27136 (lea arith with mem operand + setcc peephole2): Set operator mode.
27138 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
27141 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
27142 (dimode_scalar_to_vector_candidate_p): This.
27143 (timode_scalar_to_vector_candidate_p): New function.
27144 (scalar_to_vector_candidate_p): Likewise.
27145 (timode_check_non_convertible_regs): Likewise.
27146 (timode_remove_non_convertible_regs): Likewise.
27147 (remove_non_convertible_regs): Likewise.
27148 (remove_non_convertible_regs): Renamed to ...
27149 (dimode_remove_non_convertible_regs): This.
27150 (scalar_chain::~scalar_chain): Make it virtual.
27151 (scalar_chain::compute_convert_gain): Make it pure virtual.
27152 (scalar_chain::mark_dual_mode_def): Likewise.
27153 (scalar_chain::convert_insn): Likewise.
27154 (scalar_chain::convert_registers): Likewise.
27155 (scalar_chain::add_to_queue): Make it protected.
27156 (scalar_chain::emit_conversion_insns): Likewise.
27157 (scalar_chain::replace_with_subreg): Likewise.
27158 (scalar_chain::replace_with_subreg_in_insn): Likewise.
27159 (scalar_chain::convert_op): Likewise.
27160 (scalar_chain::convert_reg): Likewise.
27161 (scalar_chain::make_vector_copies): Likewise.
27162 (scalar_chain::convert_registers): New pure virtual function.
27163 (class dimode_scalar_chain): New class.
27164 (class timode_scalar_chain): Likewise.
27165 (scalar_chain::mark_dual_mode_def): Renamed to ...
27166 (dimode_scalar_chain::mark_dual_mode_def): This.
27167 (timode_scalar_chain::mark_dual_mode_def): New function.
27168 (timode_scalar_chain::convert_insn): Likewise.
27169 (dimode_scalar_chain::convert_registers): Likewise.
27170 (scalar_chain::compute_convert_gain): Renamed to ...
27171 (dimode_scalar_chain::compute_convert_gain): This.
27172 (scalar_chain::replace_with_subreg): Renamed to ...
27173 (dimode_scalar_chain::replace_with_subreg): This.
27174 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
27175 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
27176 (scalar_chain::make_vector_copies): Renamed to ...
27177 (dimode_scalar_chain::make_vector_copies): This.
27178 (scalar_chain::convert_reg): Renamed to ...
27179 (dimode_scalar_chain::convert_reg ): This.
27180 (scalar_chain::convert_op): Renamed to ...
27181 (dimode_scalar_chain::convert_op): This.
27182 (scalar_chain::convert_insn): Renamed to ...
27183 (dimode_scalar_chain::convert_insn): This.
27184 (scalar_chain::convert): Call convert_registers.
27185 (convert_scalars_to_vector): Change to scalar_chain pointer to
27186 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
27187 in 32-bit mode. Delete scalar_chain pointer. Call
27188 free_dominance_info in 64-bit mode.
27189 (pass_stv::gate): Remove TARGET_64BIT check.
27190 (ix86_option_override): Put the 64-bit STV pass before the CSE
27193 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
27195 * dwarf2out.h (struct dw_loc_descr_node): Remove the
27196 dw_loc_frame_offset field.
27197 * dwarf2out.c (new_loc_descr): Likewise.
27198 (resolve_args_picking_1): Turn the VISITED hash set into a
27199 FRAME_OFFSET hash map. Use it to associate a frame offset to
27200 visited nodes. Remove uses of the CHECKING_P macro.
27201 (resolve_args_picking): Update call to resolve_args_picking_1.
27203 2016-04-27 Martin Liska <mliska@suse.cz>
27205 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
27206 (free_loop_data): Release vuses of groups.
27208 2016-04-27 Bin Cheng <bin.cheng@arm.com>
27210 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
27211 instead of redundant use_id and boolean have_use_for.
27212 (struct iv_use): Change sub_id into group_id. Remove field next.
27213 Move fields: related_cands, n_map_members, cost_map and selected
27215 (struct iv_group): ... here. New structure.
27216 (struct iv_common_cand): Use structure declaration directly.
27217 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
27218 (MAX_CONSIDERED_USES): Rename macro to ...
27219 (MAX_CONSIDERED_GROUPS): ... here.
27220 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
27221 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
27222 (dump_uses): Rename to ...
27223 (dump_groups): ... here. Update all uses.
27224 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
27225 (find_induction_variables): Refactor format of dump information.
27226 (record_sub_use): Delete.
27227 (record_use): Update all uses.
27228 (record_group): New function.
27229 (record_group_use, find_interesting_uses_op): Call above functions.
27231 (find_interesting_uses_cond): Ditto.
27232 (group_compare_offset): New function.
27233 (split_all_small_groups): Rename to ...
27234 (split_small_address_groups_p): ... here. Update all uses.
27235 (split_address_groups): Update all uses.
27236 (find_interesting_uses): Refactor format of dump information.
27237 (add_candidate_1): Update all uses. Remove redundant check on iv,
27239 (add_candidate, record_common_cand): Remove redundant assert.
27240 (add_iv_candidate_for_biv): Update use.
27241 (add_iv_candidate_derived_from_uses): Update all uses.
27242 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
27243 (alloc_use_cost_map): Ditto.
27244 (set_use_iv_cost, get_use_iv_cost): Rename to ...
27245 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
27246 (determine_use_iv_cost_generic): Ditto.
27247 (determine_group_iv_cost_generic): Ditto.
27248 (determine_use_iv_cost_address): Ditto.
27249 (determine_group_iv_cost_address): Ditto.
27250 (determine_use_iv_cost_condition): Ditto.
27251 (determine_group_iv_cost_cond): Ditto.
27252 (determine_use_iv_cost): Ditto.
27253 (determine_group_iv_cost): Ditto.
27254 (set_autoinc_for_original_candidates): Update all uses.
27255 (find_iv_candidates): Update all uses. Refactor dump information.
27256 (determine_use_iv_costs): Ditto.
27257 (determine_iv_costs): Ditto.
27258 (iv_ca_cand_for_use): Rename to ...
27259 (iv_ca_cand_for_group): ... here. Update all uses.
27260 (iv_ca_add_use, iv_ca_add_group): Ditto.
27261 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
27262 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
27263 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
27264 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
27265 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
27266 (create_new_iv, adjust_iv_update_pos): Ditto.
27267 (rewrite_use_address): Delete.
27268 (rewrite_use_address_1): Rename to ...
27269 (rewrite_use_address): ... here.
27270 (rewrite_use_compare): Update all uses.
27271 (rewrite_use): Delete.
27272 (rewrite_uses): Rename to ...
27273 (rewrite_groups): ... here. Update all uses.
27274 (remove_unused_ivs, free_loop_data): Update all uses.
27275 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
27277 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27279 * rtlanal.c (nonzero_bits1): Convert preprocessor check
27280 for WORD_REGISTER_OPERATIONS to runtime check.
27282 2016-04-27 Richard Biener <rguenther@suse.de>
27285 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
27286 aggregate_value_p to determine if a function result is
27287 returned by reference.
27288 (ipa_pta_execute): Functions having their address taken are
27289 not automatically nonlocal.
27291 2016-04-27 Jakub Jelinek <jakub@redhat.com>
27294 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
27295 * fold-const.c (operand_equal_p): If flag_checking and
27296 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
27297 and if it returns non-zero, assert iterative_hash_expr on both
27300 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
27302 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
27304 2016-04-27 Nick Clifton <nickc@redhat.com>
27306 PR middle-end/49889
27307 * varasm.c (merge_weak): Generate an error if an attempt is made
27308 to convert a non-weak static function into a weak, public function.
27310 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27312 * params.def (MAX_PARTITION_SIZE): New param.
27313 * doc/invoke.texi: Document lto-max-partition.
27315 2016-04-27 Richard Biener <rguenther@suse.de>
27318 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
27319 function cummulating used_from_other_partition, externally_visible
27320 and force_output from aliases.
27321 (refered_from_nonlocal_var): Likewise.
27322 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
27323 node flags properly.
27325 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
27327 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
27328 (-Wmemset-elt-size): New item.
27330 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
27333 * stor-layout.h (internal_reference_types): Delete.
27334 * stor-layout.c (reference_types_internal): Likewise.
27335 (internal_reference_types): Likewise.
27336 (layout_type) <REFERENCE_TYPE>: Adjust.
27338 2016-04-27 Jakub Jelinek <jakub@redhat.com>
27341 * tree.h (inchash::add_expr): Add FLAGS argument.
27342 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
27343 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
27344 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
27345 Formatting fix. Adjust recursive calls. For tcc_comparison,
27346 if swap_tree_comparison (code) is smaller than code, hash that
27347 and arguments in the other order. Hash CONVERT_EXPR the same
27348 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
27349 of ADDR_EXPR of decl as the decl itself. Add or remove
27350 OEP_ADDRESS_OF from recursive flags as needed. For
27351 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
27352 operands commutatively and only the third one normally.
27353 For internal CALL_EXPR hash in CALL_EXPR_IFN.
27355 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
27357 * config/rtems.h (LIB_SPEC): Add -latomic.
27359 2016-04-27 Joel Sherrill <joel@rtems.org>
27361 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
27362 xilink.ld and flags not relevant to RTEMS.
27364 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
27366 * toplev.c (backend_init_target): Avoid calling init_reload when using
27369 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27371 * reorg.c (try_merge_delay_insns): Declare i and j inside the
27372 for loops rather than one for the whole function.
27374 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
27376 * match.pd (X + CST CMP X): New transformation.
27378 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
27380 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
27381 * fold-const.c (fold_binary_loc): Remove 2 transformations
27382 superseded by match.pd.
27383 * match.pd (x+x -> x*2): Generalize to integers.
27385 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
27387 * config/i386/i386.md (operation on memory peephole): Duplicate an
27388 existing peephole and adapt it to match lea rather than an operation
27391 PR rtl-optimization/57193
27392 * opts.c (default_options_table): Add OPT_frename_registers at -O2
27394 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
27396 2016-04-26 Bin Cheng <bin.cheng@arm.com>
27398 * tree-if-conv.c (any_pred_load_store): New static variable.
27399 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
27400 any_pred_load_store instead of and_mask_load_store.
27401 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
27402 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
27403 (combine_blocks, tree_if_conversion): Ditto.
27405 2016-04-26 Bin Cheng <bin.cheng@arm.com>
27407 PR tree-optimization/70771
27408 PR tree-optimization/70775
27409 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
27410 virtual PHI nodes. Delete parameter.
27411 (if_convertible_loop_p_1): Delete argument to above function.
27412 (predicate_all_scalar_phis): Delete code handling single-argument
27414 (tree_if_conversion): Mark and update virtual SSA.
27416 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27419 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
27420 (x86_elf_aligned_common): Rename to ...
27421 (x86_elf_aligned_decl_common): ... this.
27422 Add decl arg. Switch to .lbss for largecomm object. Use
27423 LARGECOMM_SECTION_ASM_OP.
27424 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
27426 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
27427 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
27429 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
27430 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
27432 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27435 * config/i386/i386.c (SECTION_LARGE): Define.
27436 (x86_64_elf_select_section): Set it for large data/bss sections.
27437 Only clear SECTION_WRITE for .lrodata.
27438 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
27440 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
27441 * varasm.c (default_elf_asm_named_section): Grow flagchars.
27442 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
27444 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
27445 * doc/tm.texi: Regenerate.
27447 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27450 * configure.ac (--enable-checking): Document extra flag, for
27451 non-release builds default to --enable-checking=yes,extra.
27452 If misc checking and extra checking, define CHECKING_P to 2 instead
27454 * common.opt (fchecking=): Add.
27455 * doc/invoke.texi (-fchecking=): Document.
27456 * doc/install.texi: Document --enable-checking changes.
27457 * configure: Regenerated.
27458 * config.in: Regenerated.
27460 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27462 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
27463 attribute instead of which_alternative.
27464 * config/i386/sse.md (*mov<mode>_internal): Ditto.
27465 Use EXT_REX_SSE_REG_P where appropriate.
27467 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27469 * config/i386/predicates.md (const0_operand): Do not match
27470 const_wide_int code.
27471 (const1_operand): Ditto.
27473 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27475 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
27476 for SSE constm1 operands and TARGET_AVX512VL.
27477 (*movti_internal): Ditto.
27478 (*mov<mode>_or): Use constm1_operand predicate.
27479 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
27480 for SSE vector_all_ones operands and TARGET_AVX512VL.
27481 * config/i386/predicates.md (constm1_operand): New predicate.
27482 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
27483 emission of constant -1 load.
27485 2016-04-25 Jason Merrill <jason@redhat.com>
27487 * gdbinit.in: Skip is-a.h.
27489 * attribs.c (register_scoped_attributes): Fix logic.
27490 * attribs.h: Declare register_scoped_attributes.
27492 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27494 * config/rs6000/rs6000-builtin.def: Correct pasto error for
27495 stxvd2x and stxvw4x built-in functions.
27497 2016-04-25 DJ Delorie <dj@redhat.com>
27499 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
27500 (ashrhi3): Likewise.
27501 (lshrhi3): Likewise.
27503 2016-04-25 Richard Biener <rguenther@suse.de>
27505 PR tree-optimization/70780
27506 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
27507 wasn't visited yet.
27508 (compute_antic): Mark blocks with abnormal preds as visited as
27509 they have a final empty antic-in solution already.
27511 2016-04-25 Michael Collison <michael.collison@linaro.org>
27513 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
27515 2016-04-25 Michael Collison <michael.collison@linaro.org>
27517 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
27518 mode is VQI to improve mixed mode vectorization.
27519 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
27520 define_insn to match low half of signed vaddw.
27521 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
27522 define_insn to match high half of signed vaddw.
27523 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
27524 define_insn to match low half of unsigned vaddw.
27525 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
27526 define_insn to match high half of unsigned vaddw.
27527 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
27528 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27529 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
27531 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27532 * config/arm/predicates.md (vect_par_constant_high): Support
27533 big endian and simplify by calling
27534 arm_simd_check_vect_par_cnst_half
27535 (vect_par_constant_low): Likewise.
27537 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27539 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
27540 predicate for operand 2.
27542 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
27543 H.J. Lu <hongjiu.lu@intel.com>
27545 * config/i386/i386-protos.h (standard_sse_constant_p): Add
27546 machine_mode argument.
27547 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
27548 constm1_rtx operands. For VOIDmode constants, get mode from
27549 pred_mode. Check mode size if the mode is supported by ABI.
27550 (standard_sse_constant_opcode): Do not use standard_constant_p.
27551 Strictly check ABI support for all-ones operands.
27552 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
27553 immediates. Update calls to standard_sse_constant_p.
27554 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
27555 (ix86_rtx_costs): Ditto.
27556 * config/i386/i386.md (*movxi_internal_avx512f): Use
27557 nonimmediate_or_sse_const_operand instead of vector_move_operand.
27558 Use (v,BC) alternative instead of (v,C). Use register_operand
27559 checks instead of MEM_P.
27560 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
27561 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
27562 isa attribute. Use register_operand checks instead of MEM_P.
27563 (*movti_internal): Use nonimmediate_or_sse_const_operand for
27564 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
27565 alternative and corresponding sse2 isa attribute.
27566 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
27567 to standard_sse_constant_p.
27568 (FP constant splitters): Ditto.
27569 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
27571 * config/i386/predicates.md (constm1_operand): Remove.
27572 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
27573 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
27574 vector_all_ones_operand instead of constm1_operand.
27576 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27578 * print-rtl.c (print_rtx_insn_vec): New function.
27579 * print-rtl.h: New prototype.
27580 * store-motion.c (struct st_expr): Make avail_stores a vector.
27581 (st_expr_entry): Adjust.
27582 (free_st_expr_entry): Likewise.
27583 (print_store_motion_mems): Likewise.
27584 (find_moveable_store): Likewise.
27585 (compute_store_table): Likewise.
27586 (delete_store): Likewise.
27587 (build_store_vectors): Likewise.
27589 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27591 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
27593 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27595 * vec.h (vec_safe_contains): New function.
27596 (vec::contains): Likewise.
27597 (vec::begin): Likewise.
27598 (vec::end): Likewise.
27600 2016-04-23 Jakub Jelinek <jakub@redhat.com>
27603 * cfgexpand.c (expand_stack_vars): Fix typo.
27605 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27607 * system.h (list, map, set, vector): Include conditionally.
27608 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
27609 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
27610 * ipa-icf.c (INCLUDE_LIST): Define.
27611 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
27612 * config/sh/sh.c (INCLUDE_VECTOR): Define.
27613 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
27614 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
27615 * cp/logic.cc (INCLUDE_LIST): Define.
27616 * fortran/trans-common.c (INCLUDE_MAP): Define.
27618 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27620 * auto-profile.c: Remove <string.h> include.
27621 * ipa-icf-gimple.c: Remove <list> include.
27622 * diagnostic.c: Remove <new> include.
27623 * genmatch.c: Likewise.
27624 * pretty-print.c: Likewise.
27625 * toplev.c: Likewise
27626 * c/c-objc-common.c: Likewise.
27627 * cp/error.c: Likewise.
27628 * fortran/error.c: Likewise.
27630 2016-04-22 Richard Biener <rguenther@suse.de>
27632 * lto-streamer-in.c (input_ssa_names): Do not allocate
27633 GIMPLE_NOP for all SSA names.
27634 * lto-streamer-out.c (output_ssa_names): Do not output
27635 SSA names that should have been released.
27637 2016-04-22 Richard Biener <rguenther@suse.de>
27639 PR tree-optimization/70740
27640 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
27643 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
27646 * config/i386/predicates.md (call_insn_operand): Replace
27647 sibcall_memory_operand with memory_operand.
27649 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
27651 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
27652 has_single_use() tests.
27653 (register_edge_assert_for_1): Likewise.
27654 (find_assert_locations_1): Check the liveness bitmap instead of
27655 checking has_single_use().
27657 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
27660 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
27661 Extract AVX-512BW constraint from AVX.
27663 2016-04-21 Richard Biener <rguenther@suse.de>
27665 PR tree-optimization/70725
27666 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
27667 for phi_convertible_by_degenerating_args.
27668 (predicate_all_scalar_phis): Handle single-argument PHIs.
27670 2016-04-21 Richard Biener <rguenther@suse.de>
27672 PR middle-end/70747
27673 * fold-const.c (fold_comparison): Return properly typed
27676 2016-04-21 Bin Cheng <bin.cheng@arm.com>
27678 PR tree-optimization/70715
27679 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
27680 after expanding BASE using expand_simple_operations.
27682 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27684 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
27685 New transformations.
27687 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27689 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
27691 2016-04-20 Jan Hubicka <jh@suse.cz>
27693 * ipa-inline.c (can_inline_edge_p): Pass caller info to
27694 ultiimate_alias_target.
27695 (update_callee_keys): Likewise.
27696 (lookup_recursive_calls): Likewise.
27697 (speculation_useful_p): Likewise.
27699 2016-04-20 Jan Hubicka <jh@suse.cz>
27702 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
27703 (set_nothrow_flag_1): ... this; handle interposition correctly;
27704 recurse on aliases and thunks.
27705 (cgraph_node::set_nothrow_flag): New.
27706 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
27707 functions compiled with non-call exceptions that binds to current
27709 (propagate_nothrow): Be safe WRT interposition.
27710 * cgraph.h (set_nothrow_flag): Update prototype.
27712 2016-04-18 Jan Hubicka <jh@suse.cz>
27714 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27715 max_loop_iterations_int.
27716 (tree_unswitch_outer_loop): Likewise.
27718 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27720 PR tree-optimization/69489
27721 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
27722 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
27723 Revise dump message.
27724 (if_convertible_bb_p): Remove check on edge count of basic block's
27727 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27729 PR tree-optimization/56625
27730 PR tree-optimization/69489
27731 * tree-data-ref.h (DR_INNERMOST): New macro.
27732 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
27733 hashing struct innermost_loop_behavior.
27734 (ref_DR_map): Remove.
27735 (innermost_DR_map): New map.
27736 (baseref_DR_map): Revise comment.
27737 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
27738 to innermost_DR_map accroding to its innermost loop behavior.
27739 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
27740 to its innermost loop behavior.
27741 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
27742 Add initialization for innermost_DR_map. Record memory reference
27743 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
27744 have innermost loop behavior.
27745 (if_convertible_loop_p): Remove release for ref_DR_map. Release
27748 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
27750 * config/i386/i386.md (*lea<mode>_general_1): Rename from
27751 *lea_general_1. Use explicit SWI12 mode interator.
27752 (*lea<mode>_general_2): Rename from *lea_general_2.
27753 Use explicit SWI12 mode interator.
27754 (*lea<mode>_general_3): Rename from *lea_general_3.
27755 Use explicit SWI12 mode interator.
27756 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
27757 Use explicit SWI12 mode interator.
27758 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
27759 Use explicit SWI48 mode interator.
27761 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27763 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
27764 Short-cut unaligned load and store cases. Handle all integer
27766 (ix86_expand_vector_move_misalign): Short-cut unaligned load
27767 and store cases. Call ix86_avx256_split_vector_move_misalign
27768 directly without checking mode class.
27770 2016-04-20 Andrew Pinski <apinski@cavium.com>
27771 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27774 * config/aarch64/aarch64.md (sibcall): Force call
27775 address to be DImode for ILP32.
27776 (sibcall_value): Likewise.
27778 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27780 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
27782 2016-04-20 Richard Biener <rguenther@suse.de>
27784 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
27785 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
27786 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
27787 (maybe_push_res_to_seq): Adjust.
27788 * gimple-fold.c (maybe_build_generic_op): Likewise.
27790 2016-04-20 Marek Polacek <polacek@redhat.com>
27792 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
27795 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
27797 * config/i386/sse.md (vec_unpacks_lo_hi): Always
27798 use kmovw to support AVX512F target.
27800 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27802 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
27804 2016-04-20 Marek Polacek <polacek@redhat.com>
27806 PR tree-optimization/70725
27807 * tree-if-conv.c (is_false_predicate): New function.
27808 (predicate_mem_writes): Use it.
27810 2016-04-20 Richard Biener <rguenther@suse.de>
27812 PR tree-optimization/70726
27813 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
27814 shift amounts from a pattern stmt operand.
27816 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27819 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
27820 stack_restore_from_fpr pattern when restoring r15.
27821 (s390_optimize_prologue): Strip away the memory barrier in the
27822 parallel when trying to get rid of restore insns.
27823 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
27824 definition for loading the stack pointer from an FPR. Compared to
27825 the normal move insn this pattern includes a full memory barrier.
27827 2016-04-19 Jakub Jelinek <jakub@redhat.com>
27829 PR middle-end/70680
27830 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
27831 implicitly linear or lastprivate iterator on the outer context.
27833 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27835 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
27837 * config/i386/i386.md (ssememalign): Removed.
27838 * config/i386/sse.md: Remove ssememalign attribute from patterns.
27840 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27843 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
27844 const short * to __builtin_ia32_loaddquhi512_mask.
27845 (_mm512_maskz_loadu_epi16): Likewise.
27846 (_mm512_mask_storeu_epi16): Pass short * to
27847 __builtin_ia32_storedquhi512_mask.
27848 (_mm512_mask_loadu_epi8): Pass const char * to
27849 __builtin_ia32_loaddquqi512_mask.
27850 (_mm512_maskz_loadu_epi8): Likewise.
27851 (_mm512_mask_storeu_epi8): Pass char * to
27852 __builtin_ia32_storedquqi512_mask.
27853 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
27854 const double * to __builtin_ia32_loadupd512_mask.
27855 (_mm512_mask_loadu_pd): Likewise.
27856 (_mm512_maskz_loadu_pd): Likewise.
27857 (_mm512_storeu_pd): Pass double * to
27858 __builtin_ia32_storeupd512_mask.
27859 (_mm512_mask_storeu_pd): Likewise.
27860 (_mm512_loadu_ps): Pass const float * to
27861 __builtin_ia32_loadups512_mask.
27862 (_mm512_mask_loadu_ps): Likewise.
27863 (_mm512_maskz_loadu_ps): Likewise.
27864 (_mm512_storeu_ps): Pass float * to
27865 __builtin_ia32_storeups512_mask.
27866 (_mm512_mask_storeu_ps): Likewise.
27867 (_mm512_mask_loadu_epi64): Pass const long long * to
27868 __builtin_ia32_loaddqudi512_mask.
27869 (_mm512_maskz_loadu_epi64): Likewise.
27870 (_mm512_mask_storeu_epi64): Pass long long *
27871 to __builtin_ia32_storedqudi512_mask.
27872 (_mm512_loadu_si512): Pass const int * to
27873 __builtin_ia32_loaddqusi512_mask.
27874 (_mm512_mask_loadu_epi32): Likewise.
27875 (_mm512_maskz_loadu_epi32): Likewise.
27876 (_mm512_storeu_si512): Pass int * to
27877 __builtin_ia32_storedqusi512_mask.
27878 (_mm512_mask_storeu_epi32): Likewise.
27879 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
27880 char * to __builtin_ia32_storedquqi256_mask.
27881 (_mm_mask_storeu_epi8): Likewise.
27882 (_mm256_mask_loadu_epi16): Pass const short * to
27883 __builtin_ia32_loaddquhi256_mask.
27884 (_mm256_maskz_loadu_epi16): Likewise.
27885 (_mm_mask_loadu_epi16): Pass const short * to
27886 __builtin_ia32_loaddquhi128_mask.
27887 (_mm_maskz_loadu_epi16): Likewise.
27888 (_mm256_mask_loadu_epi8): Pass const char * to
27889 __builtin_ia32_loaddquqi256_mask.
27890 (_mm256_maskz_loadu_epi8): Likewise.
27891 (_mm_mask_loadu_epi8): Pass const char * to
27892 __builtin_ia32_loaddquqi128_mask.
27893 (_mm_maskz_loadu_epi8): Likewise.
27894 (_mm256_mask_storeu_epi16): Pass short * to.
27895 __builtin_ia32_storedquhi256_mask.
27896 (_mm_mask_storeu_epi16): Pass short * to.
27897 __builtin_ia32_storedquhi128_mask.
27898 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
27899 const double * to __builtin_ia32_loadupd256_mask.
27900 (_mm256_maskz_loadu_pd): Likewise.
27901 (_mm_mask_loadu_pd): Pass onst double * to
27902 __builtin_ia32_loadupd128_mask.
27903 (_mm_maskz_loadu_pd): Likewise.
27904 (_mm256_mask_storeu_pd): Pass double * to
27905 __builtin_ia32_storeupd256_mask.
27906 (_mm_mask_storeu_pd): Pass double * to
27907 __builtin_ia32_storeupd128_mask.
27908 (_mm256_mask_loadu_ps): Pass const float * to
27909 __builtin_ia32_loadups256_mask.
27910 (_mm256_maskz_loadu_ps): Likewise.
27911 (_mm_mask_loadu_ps): Pass const float * to
27912 __builtin_ia32_loadups128_mask.
27913 (_mm_maskz_loadu_ps): Likewise.
27914 (_mm256_mask_storeu_ps): Pass float * to
27915 __builtin_ia32_storeups256_mask.
27916 (_mm_mask_storeu_ps): ass float * to
27917 __builtin_ia32_storeups128_mask.
27918 (_mm256_mask_loadu_epi64): Pass const long long * to
27919 __builtin_ia32_loaddqudi256_mask.
27920 (_mm256_maskz_loadu_epi64): Likewise.
27921 (_mm_mask_loadu_epi64): Pass const long long * to
27922 __builtin_ia32_loaddqudi128_mask.
27923 (_mm_maskz_loadu_epi64): Likewise.
27924 (_mm256_mask_storeu_epi64): Pass long long * to
27925 __builtin_ia32_storedqudi256_mask.
27926 (_mm_mask_storeu_epi64): Pass long long * to
27927 __builtin_ia32_storedqudi128_mask.
27928 (_mm256_mask_loadu_epi32): Pass const int * to
27929 __builtin_ia32_loaddqusi256_mask.
27930 (_mm256_maskz_loadu_epi32): Likewise.
27931 (_mm_mask_loadu_epi32): Pass const int * to
27932 __builtin_ia32_loaddqusi128_mask.
27933 (_mm_maskz_loadu_epi32): Likewise.
27934 (_mm256_mask_storeu_epi32): Pass int * to
27935 __builtin_ia32_storedqusi256_mask.
27936 (_mm_mask_storeu_epi32): Pass int * to
27937 __builtin_ia32_storedqusi128_mask.
27938 * config/i386/i386-builtin-types.def (PCSHORT): New.
27939 (PINT64): Likewise.
27940 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
27941 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
27942 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
27943 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
27944 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
27945 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
27946 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
27947 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
27948 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
27949 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
27950 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
27951 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
27952 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
27953 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
27954 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
27955 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
27956 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
27957 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
27958 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
27959 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
27960 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
27961 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
27962 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
27963 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
27964 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
27965 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
27966 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
27967 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
27968 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
27969 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
27970 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
27971 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
27972 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
27973 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
27974 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
27975 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
27976 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
27977 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
27978 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
27979 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
27980 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
27981 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
27982 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
27983 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
27984 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
27985 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
27986 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
27987 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
27988 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
27990 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
27991 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
27993 (ix86_expand_vector_move_misalign): Likewise.
27994 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
27995 to scalar function prototype for unaligned load/store builtins.
27996 (ix86_expand_special_args_builtin): Updated.
27997 * config/i386/sse.md (UNSPEC_LOADU): Removed.
27998 (UNSPEC_STOREU): Likewise.
27999 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
28000 (VI_ULOADSTORE_F_AVX512VL): Likewise.
28001 (ssescalarsize): Handle V4TI, V2TI and V1TI.
28002 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
28003 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
28004 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
28005 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
28006 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
28007 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
28008 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
28009 (<avx512>_storedqu<mode>_mask): Likewise.
28010 (*sse4_2_pcmpestr_unaligned): Likewise.
28011 (*sse4_2_pcmpistr_unaligned): Likewise.
28012 (*mov<mode>_internal): Renamed to ...
28013 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
28014 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
28015 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
28016 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
28018 2016-04-19 Richard Biener <rguenther@suse.de>
28020 PR tree-optimization/70171
28021 * tree-ssa-phiprop.c: Include stor-layout.h.
28022 (phiprop_insert_phi): Handle the aggregate copy case.
28023 (propagate_with_phi): Likewise.
28025 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
28027 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
28028 instead of simplify_gen_subreg (... , 0).
28029 (ix86_delegitimize_address): Ditto.
28030 (ix86_split_divmod): Ditto.
28031 (ix86_split_copysign_const): Ditto.
28032 (ix86_split_copysign_var): Ditto.
28033 (ix86_expand_args_builtin): Ditto.
28034 (ix86_expand_round_builtin): Ditto.
28035 (ix86_expand_special_args_builtin): Ditto.
28036 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
28037 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
28038 (udivmodqi4): Ditto.
28039 (absneg splitters): Ditto.
28040 (*jcc_bt<mode>_1): Ditto.
28042 2016-04-19 Richard Biener <rguenther@suse.de>
28044 PR tree-optimization/70724
28045 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
28046 restoring out from ...
28047 (free_scc_vn): ... here.
28048 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
28049 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
28051 (pass_fre::execute): Restore SSA info.
28053 2016-04-19 Richard Biener <rguenther@suse.de>
28055 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
28056 * gimple-walk.c (walk_gimple_op): Initialize it.
28057 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
28058 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
28059 remapping SSA names of defs.
28060 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
28063 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
28065 PR middle-end/70689
28066 * lra-constraints.c (equiv_substition_p): New.
28067 (process_alt_operands): Use it.
28068 (swap_operands): Swap it.
28069 (curr_insn_transform): Update it.
28071 2016-04-18 Michael Matz <matz@suse.de>
28073 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
28074 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
28075 * tree-core.h (tree_type_common.align): Use bit-field.
28076 (tree_type_common.spare): New.
28077 (tree_decl_common.off_align): Make smaller.
28078 (tree_decl_common.align): Use bit-field.
28080 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
28081 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
28082 (scan_sharing_clauses): Ditto.
28083 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
28084 (omp_finish_file): Ditto.
28085 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
28086 (layout_decl): Ditto.
28087 (relayout_decl): Ditto.
28088 (finalize_record_size): Use SET_TYPE_ALIGN.
28089 (finalize_type_size): Ditto.
28090 (finish_builtin_struct): Ditto.
28091 (layout_type): Ditto.
28092 (initialize_sizetypes): Ditto.
28093 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
28094 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
28095 (lookup_field_for_decl): Use SET_DECL_ALIGN.
28096 (get_chain_field): Ditto.
28097 (get_trampoline_type): Ditto.
28098 (get_nl_goto_field): Ditto.
28099 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
28101 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
28102 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
28103 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
28104 (build_qualified_type): Use SET_TYPE_ALIGN.
28105 (build_aligned_type, build_range_type_1): Ditto.
28106 (build_atomic_base): Ditto.
28107 (build_common_tree_nodes): Ditto.
28108 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
28109 (expand_one_stack_var_at): Ditto.
28110 * coverage.c (build_var): Use SET_DECL_ALIGN.
28111 * except.c (init_eh): Ditto.
28112 * function.c (assign_parm_setup_block): Ditto.
28113 * symtab.c (increase_alignment_1): Ditto.
28114 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
28115 * tree-vect-stmts.c (ensure_base_align): Ditto.
28116 * varasm.c (align_variable): Ditto.
28117 (assemble_variable): Ditto.
28118 (build_constant_desc): Ditto.
28119 (output_constant_def_contents): Ditto.
28121 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
28122 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
28123 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
28124 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
28125 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
28127 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
28130 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
28131 replace %vmovsd with "%vmovq".
28132 (vec_concatv2df): Likewise.
28134 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
28136 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
28137 (*vec_extractv2si_0): Ditto.
28138 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
28139 (zero_extended_scalar_load_operand splitters): Ditto.
28140 (vec_extract splitters): Ditto.
28141 (*vec_extractv4si_0_zext): Ditto.
28142 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
28143 and lowpart_subreg.
28144 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
28145 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
28146 (*sse4_1_extractps): Use lowpart_subreg.
28147 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
28149 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28151 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
28153 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
28154 Mention Solaris 11 packaging changes.
28155 Update gas and gld requirements.
28156 Remove reference to pre-Solaris 10 bug.
28157 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
28159 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
28162 2016-04-17 Jan Hubicka <jh@suse.cz>
28164 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
28165 max_loop_iterations_int.
28167 2016-04-18 Richard Biener <rguenther@suse.de>
28169 PR tree-optimization/43434
28170 * tree-ssa-structalias.c (struct vls_data): New.
28171 (visit_loadstore): Handle all pointer-based accesses.
28172 (compute_dependence_clique): Compute a bitmap of restrict tags
28173 assigned bases and pass it to visit_loadstore.
28175 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
28178 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
28179 armv8.1-a and armv8.1-a+crc.
28181 2016-04-18 Richard Biener <rguenther@suse.de>
28183 PR tree-optimization/70701
28184 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
28185 references after translating through a memcpy.
28187 2016-04-18 Richard Biener <rguenther@suse.de>
28189 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
28190 (compute_antic): ... here. For partial antic use regular
28191 postorder and scrap iteration.
28192 (compute_partial_antic_aux): Remove unused return value.
28193 (init_pre): Do not allocate postorder.
28194 (fini_pre): Do not free postorder.
28196 2016-04-18 Richard Biener <rguenther@suse.de>
28198 PR middle-end/37870
28199 * expmed.c (extract_bit_field_1): Remove broken case
28200 using a wider MODE_INT mode.
28202 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
28204 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
28205 unless compiling with at least GCC-4.8.
28207 2016-04-17 Jan Hubicka <jh@suse.cz>
28210 * graphite.c (graphite_finalize): Update call to
28211 tree_estimate_probability.
28212 * predict.h (tree_estimate_probability): Update prototype.
28214 2016-04-17 Jan Hubicka <jh@suse.cz>
28216 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
28217 (tree_estimate_probability): Likewise.
28218 (pass_profile::execute): Update.
28219 (report_predictor_hitrates): New function.
28220 * profile.c (compute_branch_probabilities): Use it.
28221 * predict.h (report_predictor_hitrates): Declare.
28223 2016-04-17 Jan Hubicka <jh@suse.cz>
28226 * cgraph.h (cgraph_node::set_const_flag,
28227 cgraph_node::set_pure_flag): Update prototype to return bool;
28229 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
28230 of interposable symbol are interposable, too.
28231 (cgraph_set_const_flag_1): Rename to ...
28232 (set_const_flag_1): ... this one; change to self recursive function
28233 instead of call_for_symbol_thunks_and_aliases. Handle correctly
28234 clearnig the flag in all variants and also virtual thunks of const
28235 functions are pure; track if any change was done.
28236 (cgraph_node::set_const_flag): Update.
28237 (struct set_pure_flag_info): New struct.
28238 (cgraph_set_pure_flag_1): Rename to ...
28239 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
28240 rather than pointer encoded flags; track if any changes was done;
28241 handle correctly clearning flag and setting flag of aliases already
28243 (cgraph_node::set_pure_flag): Update.
28244 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
28246 2016-04-17 Tom de Vries <tom@codesourcery.com>
28249 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
28250 backslash in label.
28252 2016-04-17 Tom de Vries <tom@codesourcery.com>
28254 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
28255 '{}<> ' as escape-for-record.
28257 2016-04-17 Tom de Vries <tom@codesourcery.com>
28259 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
28262 2016-04-17 Tom de Vries <tom@codesourcery.com>
28265 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
28266 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
28267 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
28268 * passes.c (finish_optimization_passes): Only call
28269 finish_graph_dump_file if dfi->graph_dump_initialized.
28270 (execute_function_dump, pass_init_dump_file): Use
28271 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
28273 2016-04-17 Tom de Vries <tom@codesourcery.com>
28275 PR tree-optimization/70256
28276 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
28277 (debug_varmap): New function.
28279 2016-04-17 Tom de Vries <tom@codesourcery.com>
28282 * passes.c (pass_manager::register_pass): Propagate pflags.
28284 2016-04-17 Tom de Vries <tom@codesourcery.com>
28287 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
28288 * passes.c (pass_manager::pass_manager): Declare and init p_start in
28289 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
28290 check if it's equal to p_start.
28291 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
28293 2016-04-15 Jan Hubicka <jh@suse.cz>
28296 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
28297 function does not bind to current def.
28298 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
28299 handle conservatively calls to functions that does not need to bind
28301 (check_call): Update call of worse_state.
28302 (ignore_edge_for_nothrow): Update.
28303 (ignore_edge_for_pure_const): Likewise.
28304 (propagate_pure_const): Update calls to worse_state.
28305 (skip_function_for_local_pure_const): Reformat comments.
28307 2016-04-15 Jan Hubicka <jh@suse.cz>
28310 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
28311 (cgraph_node::function_symbol): Likewise.
28312 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28313 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
28314 (symtab_node::ultimate_alias_target): Add REF parameter.
28315 (symtab_node::binds_to_current_def_p): Declare.
28316 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
28317 (cgraph_node::function_symbol): Likewise.
28318 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28319 (cgraph_node::get_availability): Likewise.
28320 (cgraph_edge::binds_to_current_def_p): New inline function.
28321 (varpool_node::get_availability): Add REF parameter.
28322 (varpool_node::ultimate_alias_target): Likewise.
28323 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
28324 (symtab_node::binds_to_current_def_p): Likewise.
28325 * varpool.c (varpool_node::get_availability): Likewise.
28327 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
28330 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
28331 Fix mode size check.
28333 2016-04-15 Jakub Jelinek <jakub@redhat.com>
28335 * BASE-VER: Set to 7.0.0.
28337 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
28339 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
28341 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28343 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
28344 architecture revisions.
28346 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
28348 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
28349 * config/i386/i386.c (ix86_using_red_zone): No longer static.
28350 * config/i386/i386.md (stack decrement to push peepholes): Guard
28351 with !x86_using_red_zone ().
28353 2016-04-15 Jakub Jelinek <jakub@redhat.com>
28356 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
28357 to dump_generic_node.
28358 (NIY): Pass also flags to do_niy.
28360 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
28362 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
28363 (simd_clone_vector_of_formal_parm_types)
28364 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
28365 (simd_clone_mangle, simd_clone_create)
28366 (simd_clone_adjust_return_type, create_tmp_simd_array)
28367 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
28368 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
28369 (ipa_simd_modify_function_body, simd_clone_linear_addend)
28370 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
28371 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
28372 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
28373 * omp-simd-clone.c: ... this new file.
28374 (simd_clone_vector_of_formal_parm_types): Make it static.
28375 * Makefile.in (OBJS): Add omp-simd-clone.o.
28377 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
28380 * config/i386/sse.md: Use proper memory operand modifiers.
28383 2016-04-15 Richard Biener <rguenther@suse.de>
28384 Alan Modra <amodra@gmail.com>
28386 PR tree-optimization/70130
28387 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
28388 when alignment stays not the same and no not use the realign
28391 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
28394 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
28395 direct move handlers for KFmode. Change TFmode handlers test from
28396 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
28398 2016-04-14 Jakub Jelinek <jakub@redhat.com>
28401 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
28402 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
28403 (inlined_polymorphic_ctor_dtor_block_p): Use it.
28404 * tree-ssa-live.c (remove_unused_scope_block_p): When
28405 in_ctor_dtor_block, avoid discarding not just BLOCKs with
28406 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
28407 block_ultimate_origin is FUNCTION_DECL.
28408 (remove_unused_locals): If current_function_decl is
28409 polymorphic_ctor_dtor_p, pass initial true to
28410 remove_unused_scope_block_p' is_ctor_dtor_block.
28412 2016-04-14 Martin Sebor <msebor@redhat.com>
28417 * doc/extend.texi (Variable Length): Revert.
28419 2016-04-14 Marek Polacek <polacek@redhat.com>
28420 Jan Hubicka <hubicka@ucw.cz>
28423 * tree.c (verify_type): Disable the canonical type of main variant
28426 2016-04-14 Jason Merrill <jason@redhat.com>
28428 * cfgexpand.c, expr.c: Revert previous change.
28430 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
28432 PR middle-end/70643
28433 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
28434 when building a mem ref for the incoming reduction variable.
28436 2016-04-14 Richard Biener <rguenther@suse.de>
28438 PR tree-optimization/70614
28439 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
28440 loop if the evolution dropped to chrec_dont_know.
28441 (interpret_condition_phi): Likewise.
28443 2016-04-14 Richard Biener <rguenther@suse.de>
28445 PR tree-optimization/70623
28446 * tree-ssa-pre.c (changed_blocks): Make global ...
28447 (compute_antic): ... local here. Move and fix worklist
28448 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
28449 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
28450 worklist handling, dump when ANTIC_IN changed.
28451 (compute_partial_antic_aux): Remove worklist handling.
28452 (init_pre): Do not compute post dominators. Add a comment about
28453 the CFG order chosen.
28454 (fini_pre): Do not free post dominators.
28456 2016-04-13 Martin Sebor <msebor@redhat.com>
28461 * doc/extend.texi (Variable Length): Document C++ specifics.
28463 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28466 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
28467 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
28468 eh edges have been purged.
28471 * tree-sra.c (create_access_replacement,
28472 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
28474 * tree-pretty-print.c (dump_fancy_name): New function.
28475 (dump_decl_name, dump_generic_node): Use it.
28477 2016-04-13 Jason Merrill <jason@redhat.com>
28479 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
28480 * expr.c (expand_expr_real_1): Likewise.
28482 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
28484 * config/i386/i386.md (kunpckhi): Swap operands.
28485 (kunpcksi): Likewise.
28486 (kunpckdi): Likewise.
28487 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
28488 (vec_pack_trunc_<mode>): Likewise.
28490 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28493 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
28495 PR middle-end/70633
28496 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
28497 gimplification turns some element into non-constant.
28500 * rtl.h (convert_memory_address_addr_space_1): New prototype.
28501 * explow.c (convert_memory_address_addr_space_1): No longer static,
28502 add NO_EMIT argument and don't call convert_modes if true, pass
28503 it down recursively, remove break after return.
28504 (convert_memory_address_addr_space): Adjust caller.
28505 * simplify-rtx.c (simplify_unary_operation_1): Call
28506 convert_memory_address_addr_space_1 instead of convert_memory_address,
28507 if it returns NULL, don't simplify.
28509 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
28512 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
28514 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28516 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28517 Bump the upper SIMDLEN limits, so that if the return type or
28518 characteristic type if the return type is void can be passed in
28519 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
28522 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
28525 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
28526 Do not use "=" constraint on an input constraint.
28527 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
28528 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
28529 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
28530 generates (neg (abs ...)) instead of (abs ...).
28532 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28534 PR rtl-optimization/70596
28535 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
28536 just invalidate LRA data and reset them. Adjust dump wording.
28538 2016-04-12 Martin Liska <mliska@suse.cz>
28541 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28543 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
28545 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28546 max_loop_iterations_int.
28547 (tree_unswitch_outer_loop): Likewise.
28548 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
28549 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
28551 2016-04-12 Tom de Vries <tom@codesourcery.com>
28553 PR tree-optimization/68756
28554 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
28555 instead of new_name.
28557 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28559 PR tree-optimization/70602
28560 * tree-sra.c (generate_subtree_copies): Don't write anything into
28561 constant pool decls.
28563 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
28564 regardless whether there are depend clauses or not.
28566 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28569 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
28570 target attribute and pragma from changing the -mfloat128
28571 and -mfloat128-hardware options.
28573 * doc/extend.texi (Additional Floating Types): Document PowerPC
28574 __float128 restrictions.
28576 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28579 * config/aarch64/driver-aarch64.c
28580 (aarch64_get_extension_string_for_isa_flags): New.
28581 (arch_extension): Rename to...
28582 (aarch64_arch_extension): ...This.
28583 (ext_to_feat_string): Rename to...
28584 (aarch64_extensions): ...This.
28585 (aarch64_core_data): Keep track of architecture extension flags.
28586 (cpu_data): Rename to...
28587 (aarch64_cpu_data): ...This.
28588 (aarch64_arch_driver_info): Keep track of architecture extension
28590 (get_arch_name_from_id): Rename to...
28591 (get_arch_from_id): ...This, change return type.
28592 (host_detect_local_cpu): Update and reformat for renames, handle
28593 extensions through common infrastructure.
28595 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28598 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
28599 track of a canonical flag name.
28600 (all_extensions): Likewise.
28601 (arch_to_arch_name): Also track extension flags enabled by the arch.
28602 (all_architectures): Likewise.
28603 (aarch64_parse_extension): Move to here.
28604 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
28606 (aarch64_rewrite_selected_cpu): Update for above change.
28607 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
28608 are handled, such that the single explicit value enabled by an
28609 extension is kept seperate from the implicit values it also enables.
28610 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
28612 (aarch64_parse_extension): New.
28613 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
28614 here to config/aarch64/aarch64-protos.h.
28615 (aarch64_parse_extension): Move from here to
28616 common/config/aarch64/aarch64-common.c.
28617 (aarch64_option_print): Update.
28618 (aarch64_declare_function_name): Likewise.
28619 (aarch64_start_file): Likewise.
28620 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
28621 the canonical flag for extensions.
28622 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
28625 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28627 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
28630 2016-04-09 Tom de Vries <tom@codesourcery.com>
28632 PR tree-optimization/68953
28633 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
28634 first to last subscript.
28636 2016-04-09 Jakub Jelinek <jakub@redhat.com>
28638 PR tree-optimization/70586
28639 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
28642 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
28646 PR tree-optimization/70373
28647 PR middle-end/70533
28648 PR middle-end/70534
28649 PR middle-end/70535
28650 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
28651 clauses for acc parallel reductions as necessary. Error on those
28653 * omp-low.c (scan_sharing_clauses): Don't install variables which
28654 are used in acc parallel reductions.
28655 (lower_rec_input_clauses): Remove dead code.
28656 (lower_oacc_reductions): Add support for reference reductions.
28657 (lower_reduction_clauses): Remove dead code.
28658 (lower_omp_target): Don't remap variables appearing in acc parallel
28660 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
28662 2016-04-08 Jakub Jelinek <jakub@redhat.com>
28664 PR middle-end/70593
28665 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
28666 with multiple SSA_NAME defs, force the outputs other than first
28667 to be live before calling live_track_process_def on each output.
28669 PR rtl-optimization/70574
28670 * fwprop.c (forward_propagate_and_simplify): Don't add
28671 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
28672 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
28673 paradoxical subregs within *loc.
28675 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
28677 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
28678 -ftree-parallelize-loops={0,1}.
28679 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
28680 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
28681 * config/ia64/hpux.h (LIB_SPEC): Likewise.
28682 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
28683 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
28685 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
28688 * asan.c (instrument_derefs): If we get unknown location, extract it
28689 with EXPR_LOCATION.
28690 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
28692 2016-04-08 Tom de Vries <tom@codesourcery.com>
28694 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
28695 implicit firstprivate clause.
28697 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28700 * config/arm/thumb2.md (tst + branch-> lsls + branch
28701 peephole below *orsi_not_shiftsi_si): Require that condition
28702 register is dead after the peephole.
28703 (second peephole after the above): Likewise.
28705 2016-04-08 Alan Modra <amodra@gmail.com>
28708 * builtins.c (fold_builtin_classify): For IBM extended precision,
28709 look at just the high-order double to test for NaN.
28710 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
28711 test just the high double for Inf but both doubles for subnormal
28714 2016-04-07 Jakub Jelinek <jakub@redhat.com>
28716 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
28717 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
28718 node->simdclone->mask_mode != VOIDmode masks.
28719 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
28720 earlier, use it instead of node->simdclone.
28721 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28722 Set clonei->mask_mode.
28724 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28727 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
28728 Pass it through to cp_parser_already_scoped_statement.
28729 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
28730 it through to cp_parser_statement.
28731 (cp_parser_statement): Pass IF_P through to
28732 cp_parser_iteration_statement.
28733 (cp_parser_pragma): Adjust call to
28734 cp_parser_iteration_statement.
28736 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28739 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
28740 resolve a future -Wparentheses warning.
28741 * omp-low.c (scan_sharing_clauses): Likewise.
28742 * tree-parloops.c (eliminate_local_variables): Likewise.
28744 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
28746 PR rtl-optimization/70398
28747 * lra-constraints.c (process_address_1): Check zero scale and code
28748 for reloading with zero scale.
28750 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
28752 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
28753 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
28755 2016-04-06 Jakub Jelinek <jakub@redhat.com>
28757 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28758 Add support for AVX512F clones, include them by default for
28759 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
28760 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
28763 PR middle-end/70550
28764 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
28765 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
28766 firstprivate clauses.
28767 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
28768 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
28769 (lower_omp_target): Set TREE_NO_WARNING for
28770 non-addressable possibly uninitialized vars which are copied into
28771 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
28773 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
28775 * config/pa/predicates.md (integer_store_memory_operand): Accept
28776 REG+D operands with a large offset when reload_in_progress is true.
28777 (floating_point_store_memory_operand): Likewise.
28779 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28782 * match.pd (nested int casts): Limit to GIMPLE.
28784 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
28787 * ipa-devirt.c (maybe_record_node): Fix comment; use
28788 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
28790 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28792 PR rtl-optimization/70542
28793 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
28794 if there are any uses other than insn or debug insns.
28796 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
28797 Jakub Jelinek <jakub@redhat.com>
28799 PR tree-optimization/70509
28800 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
28801 Shift HOST_WIDE_INT_1U instead of 1.
28803 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
28805 PR tree-optimization/70509
28806 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
28807 of the vector base type for index.
28809 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
28812 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
28814 2016-04-05 Richard Biener <rguenther@suse.de>
28816 PR tree-optimization/70526
28817 * tree-sra.c (build_ref_for_offset): Use prev_base to
28818 extract the alias pointer type.
28820 2016-04-05 Richard Biener <rguenther@suse.de>
28822 * dse.c (struct store_info): Remove alias_set member.
28823 (struct read_info_type): Likewise.
28824 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
28825 spill_deleted, clear_alias_set_lookup): Remove.
28826 (get_group_info): Remove dead base == NULL_RTX case.
28827 (dse_step0): Remove initialization of removed variables.
28828 (delete_dead_store_insn): Reomve alias set dumping.
28829 (free_read_records): Remove alias_set handling.
28830 (canon_address): Remove alias_set_out parameter.
28831 (record_store): Remove spill_alias_set, it's always zero.
28832 (check_mem_read_rtx): Likewise.
28833 (dse_step2): Rename from ...
28834 (dse_step2_nospill): ... this. Adjust.
28835 (scan_stores): Rename from ...
28836 (scan_stores_nospill): ... this.
28837 (scan_reads): Rename from ...
28838 (scan_reads_nospill): ... this.
28839 (scan_stores_spill, scan_reads_spill): Remove.
28840 (dse_step3_scan): Remove for_spills argument which is always false.
28841 (dse_step3): Likewise.
28842 (dse_step5): Rename from ...
28843 (dse_step5_nospill): ... this. Remove alias_set handling.
28844 (rest_of_handle_dse): Adjust.
28846 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28849 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
28850 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
28851 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
28852 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
28854 2016-04-05 Richard Biener <rguenther@suse.de>
28856 PR middle-end/70499
28857 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
28858 non-register type temporaries into SSA.
28860 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
28863 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
28864 calls when sanitizing.
28865 (possible_polymorphic_call_target_p): Fix formatting.
28867 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28868 Jakub Jelinek <jakub@redhat.com>
28870 PR middle-end/70457
28871 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
28872 to ensure a call statement is compatible with a built-in's
28874 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
28877 2016-04-04 Richard Biener <rguenther@suse.de>
28879 PR rtl-optimization/70484
28880 * rtl.h (canon_output_dependence): Declare.
28881 * alias.c (canon_output_dependence): New function.
28882 * dse.c (record_store): Use canon_output_dependence rather
28883 than canon_true_dependence.
28885 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28888 * cgraph.h (symtab_node::copy_visibility_from): New function.
28889 * symtab.c (symtab_node::copy_visibility_from): New function.
28890 * ipa-visibility.c (optimize_weakref): New function.
28891 (function_and_variable_visibility): Use it.
28893 2016-04-04 Martin Liska <mliska@suse.cz>
28896 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
28897 value that is really in range handled by SBR instruction.
28898 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
28899 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
28900 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
28902 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
28906 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
28907 set, but not for SP_REG operands.
28909 2016-04-02 Martin Sebor <msebor@redhat.com>
28912 * fold-const.c (maybe_nonzero_address): New function.
28913 (fold_comparison): Call it. Fold equality and relational
28914 expressions involving null pointers.
28915 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
28917 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
28919 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
28920 the "Y" constraint (scalar FP 0.0 immediate).
28922 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
28923 Add the "const_double" to the list of operand constraints.
28925 2016-04-01 Jakub Jelinek <jakub@redhat.com>
28927 PR rtl-optimization/70467
28928 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
28929 If low word of the last operand is 0, just emit addition/subtraction
28932 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28935 * config/s390/s390.c (s390_expand_insv): Check for everything
28936 constant instead of just VOIDmode stuff.
28938 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28941 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
28943 2016-04-01 Nathan Sidwell <nathan@acm.org>
28945 * tree.def (TRY_CATCH_EXPR): Correct documentation.
28947 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
28949 PR rtl-optimization/70461
28950 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
28953 2016-03-31 Martin Liska <mliska@suse.cz>
28956 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
28957 a tree value or an immediate integer value to a buffer
28958 that is eventually copied to a BRIG section.
28959 (emit_immediate_operand): Call the function here.
28960 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
28961 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
28962 of class' fields that are removed.
28963 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
28964 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
28965 m_brig_repr_size fields.
28967 2016-03-31 Martin Liska <mliska@suse.cz>
28970 * hsa-gen.c (hsa_function_representation::update_dominance): New
28972 (convert_addr_to_flat_segment): Likewise.
28973 (gen_hsa_memory_set): New alignment argument.
28974 (gen_hsa_ctor_assignment): Likewise.
28975 (gen_hsa_insns_for_single_assignment): Provide alignment
28976 to gen_hsa_ctor_assignment.
28977 (gen_hsa_insns_for_direct_call): Add new argument.
28978 (expand_lhs_of_string_op): New function.
28979 (expand_string_operation_builtin): Likewise.
28980 (expand_memory_copy): New function.
28981 (expand_memory_set): New function.
28982 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
28983 (convert_switch_statements): Change signature.
28984 (generate_hsa): Use a return value of the function.
28985 (pass_gen_hsail::execute): Do not call
28986 convert_switch_statements here.
28987 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
28988 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
28989 (hsa_function_representation::update_dominance): New function.
28991 2016-03-31 Martin Liska <mliska@suse.cz>
28994 * hsa-brig.c (emit_directive_variable): Emit alignment
28995 according to hsa_symbol::m_align.
28996 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
28997 (dump_hsa_symbol): Dump alignment of HSA symbols.
28998 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
28999 (gen_hsa_addr_with_align): New function.
29000 (hsa_bitmemref_alignment): Use newly added function.
29001 (gen_hsa_insns_for_load): Likewise.
29002 (gen_hsa_insns_for_store): Likewise.
29003 (gen_hsa_memory_copy): New argument added.
29004 (gen_hsa_insns_for_single_assignment): Respect
29005 alignment for assignments processed via gen_hsa_memory_copy.
29006 (gen_hsa_insns_for_direct_call): Likewise.
29007 (gen_hsa_insns_for_return): Likewise.
29008 (gen_function_def_parameters): Set default alignment.
29009 * hsa.c (hsa_object_alignment): New function.
29010 (hsa_byte_alignment): Pasted function.
29011 * hsa.h (hsa_symbol::m_align): New field.
29013 2016-03-31 Bin Cheng <bin.cheng@arm.com>
29015 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
29016 scratch field for goto case.
29018 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
29020 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
29022 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
29025 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
29026 (scalar_chain::convert_insn): Call convert_op for reg
29027 moves to handle undefined registers.
29029 2016-03-31 Nathan Sidwell <nathan@acm.org>
29032 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
29033 Assert we don't want to move backwards.
29035 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
29038 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
29040 2016-03-31 Jakub Jelinek <jakub@redhat.com>
29042 PR rtl-optimization/70460
29043 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
29044 with operand from REG_LABEL_OPERAND, instead substitute
29045 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
29046 Don't do anything for REG_NON_LOCAL_GOTO jumps.
29048 2016-03-31 Martin Liska <mliska@suse.cz>
29050 * passes.c (execute_one_pass): Do not call
29051 todo_after for a discarded function.
29053 2016-03-31 Bin Cheng <bin.cheng@arm.com>
29055 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
29056 (no_cost, infinite_cost): Initialize the new field.
29057 (get_computation_cost_at): Record setup cost.
29058 (determine_use_iv_cost_address): Skip cost computation for sub
29059 uses if we can estimate it without losing accuracy.
29061 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
29063 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
29065 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
29066 max_loop_iterations_int.
29067 (tree_unswitch_outer_loop): Likewise.
29068 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
29069 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
29071 2016-03-30 Richard Biener <rguenther@suse.de>
29073 PR middle-end/70450
29074 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
29076 2016-03-30 Jakub Jelinek <jakub@redhat.com>
29079 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
29080 in gen_blendm expander.
29082 2016-03-30 Nick Clifton <nickc@redhat.com>
29085 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
29086 case where we are already provided with an SImode SUBREG.
29088 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
29091 * config/i386/i386.c (ix86_expand_epilogue): Properly check
29092 conflict between DRAP register and __builtin_eh_return.
29094 2016-03-30 Michael Matz <matz@suse.de>
29095 Richard Biener <rguenther@suse.de>
29098 * ipa-polymorphic-call.c (struct type_change_info): Change
29099 speculative to an unsigned allowing to limit the work we do.
29100 (csftc_abort_walking_p): New inline function..
29101 (check_stmt_for_type_change): Limit the number of may-defs
29102 skipped for speculative devirtualization to
29103 max-speculative-devirt-maydefs.
29104 * params.def (max-speculative-devirt-maydefs): New param.
29105 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
29107 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
29110 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
29113 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
29115 PR tree-optimization/59124
29116 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
29117 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
29119 2016-03-29 Jeff Law <law@redhat.com>
29121 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
29123 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29125 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
29128 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
29130 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
29131 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
29132 gcrt0.o if linking dynamically.
29134 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29137 * ipa-devirt.c (methods_equal_p): New function.
29138 (compare_virtual_tables): Use it.
29139 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
29140 * cgraphclones.c (clone_function_name_1): Use
29141 symbol_table::symbol_suffix_separator.
29142 * coverage.c (build_var): Likewise.
29143 * symtab.c (symbol_table::symbol_suffix_separator): New.
29145 2016-03-29 Jakub Jelinek <jakub@redhat.com>
29147 PR rtl-optimization/70429
29148 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
29149 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
29150 mode != result_mode.
29153 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
29155 PR tree-optimization/70405
29156 * ssa-iterators.h (num_imm_uses): Add missing braces.
29158 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
29160 PR rtl-optimization/68695
29161 * ira-color.c (allocno_copy_cost_saving): New.
29162 (improve_allocation): Use it.
29164 2016-03-29 Richard Henderson <rth@redhat.com>
29166 PR middle-end/70355
29167 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
29169 2016-03-29 Richard Biener <rguenther@suse.de>
29171 PR middle-end/70424
29172 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
29173 use alignment returned by get_pointer_alignment_1 if it is
29174 bigger than BITS_PER_UNIT.
29175 * builtins.c (get_pointer_alignment_1): Do not return true
29176 for alignment extracted from SSA info.
29178 2016-03-28 James Bowman <james.bowman@ftdichip.com>
29180 * config/ft32/ft32.opt (mnodiv): New.
29181 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
29182 * doc/invoke.texi (FT32 Options -mnodiv): New.
29184 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
29187 * config/i386/i386.md (define_split, andn): Fix modes.
29189 2016-03-26 Richard Biener <rguenther@suse.de>
29190 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
29193 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
29195 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
29196 as 2nd argument to cl_optimization_restore().
29198 2016-03-25 Richard Henderson <rth@redhat.com>
29201 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
29202 * config/aarch64/aarch64-protos.h: Declare it.
29203 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
29205 2016-03-25 Alan Modra <amodra@gmail.com>
29208 * config/rs6000/constraints.md (j): Simplify.
29209 * config/rs6000/predicates.md (easy_fp_constant): Exclude
29211 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
29212 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
29213 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
29214 in all constraint alternatives.
29215 (movtd_64bit_nodm): Delete "j" constraint alternative.
29217 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
29219 * tree-ssa-propagate.c: Enhance docs for
29220 SSA_PROP_NOT_INTERESTING.
29222 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
29224 * doc/extend.texi: Fix typo in documentation to pure attribute.
29226 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
29229 * config/pa/pa.md (bswapdi2): Use a scratch register.
29231 2016-03-24 Richard Henderson <rth@redhat.com>
29233 PR middle-end/69845
29234 * fold-const.c (extract_muldiv_1): Correct test for multiplication
29237 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
29239 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
29240 using ix86_expand_binary_operator instead of gen_andsi3.
29242 2016-03-24 Richard Biener <rguenther@suse.de>
29244 PR tree-optimization/70396
29245 * tree-vect-stmts.c (vectorizable_comparison): Use
29246 get_vectype_for_scalar_type.
29248 2016-03-24 Richard Biener <rguenther@suse.de>
29250 PR middle-end/70370
29251 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
29252 with register bases.
29254 2016-03-24 Richard Biener <rguenther@suse.de>
29256 PR tree-optimization/70372
29257 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
29258 build_all_ones_cst to also handle vector types correctly.
29260 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
29263 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
29266 2016-03-23 Marek Polacek <polacek@redhat.com>
29269 * doc/invoke.texi: Document -Wignored-attributes.
29271 2016-03-23 Bin Cheng <bin.cheng@arm.com>
29273 PR tree-optimization/69042
29274 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
29275 parameter from 30 to 40.
29277 2016-03-23 Bin Cheng <bin.cheng@arm.com>
29279 PR tree-optimization/69042
29280 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
29281 for use with constant offset stripped in base.
29283 2016-03-23 Richard Biener <rguenther@suse.de>
29285 PR middle-end/70251
29286 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
29287 mode compatibility check.
29288 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29290 2016-03-23 Jeff Law <law@redhat.com>
29292 PR tree-optimization/64058
29293 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
29295 (struct ssa_conflicts): Move up earlier in the file.
29296 (conflicts_, var_map_): New static variables.
29297 (initialize_conflict_count): New function to initialize the
29298 CONFLICT_COUNT field for each conflict pair.
29299 (compare_pairs): Lazily initialize the conflict count and use it
29300 as the first tie-breaker.
29301 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
29302 and wipe conflicts_ and map_ around the call to qsort. Remove
29303 special case for 2 coalesce pairs.
29304 * bitmap.c (bitmap_count_unique_bits): New function.
29305 (bitmap_count_bits_in_word): New function, extracted from
29307 (bitmap_count_bits): Use bitmap_count_bits_in_word.
29308 * bitmap.h (bitmap_count_unique_bits): Declare it.
29310 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
29313 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
29314 transparent alias chain for decl assembler name.
29315 * config/sol2.c (solaris_assemble_visibility): Likewise.
29317 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29319 * config/arm/arm1020e.md (1020call_op): Reduce reservation
29321 (v10_fdivs): Likewise.
29322 (v10_fdivd): Likewise.
29324 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29327 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
29328 to not call fclose twice on file.
29330 2016-03-23 Jakub Jelinek <jakub@redhat.com>
29332 PR tree-optimization/70354
29333 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29334 oprnd0 is wider than oprnd1 and there is a cast from the wider
29335 type to oprnd1, mask it with the mask of the narrower type.
29338 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
29339 Optimize TARGET_STV splitters, if high or low word of last argument
29342 2016-03-22 Jeff Law <law@redhat.com>
29345 tree-ssa-threadbackward.c
29346 (fsm_find_control_statement_thread_paths): Correctly distinguish
29347 between old style jump threads vs FSM jump threads.
29349 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
29352 * config/i386/i386.c (scalar_chain::convert_op): Support
29353 uninitialized register usage case.
29355 2016-03-22 Richard Biener <rguenther@suse.de>
29357 PR middle-end/70251
29358 * genmatch.c (gen_transform): Adjust last parameter to a three-state
29360 (capture::gen_transform): ... to change behavior when substituting
29361 a condition into cond or not-cond expr context.
29362 (dt_simplify::gen_1): Adjust.
29363 * gimple-match-head.c: Include gimplify.h for unshare_expr.
29364 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
29365 last change and instead change to
29366 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
29367 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29369 2016-03-22 Anthony Green <green@moxielogic.com>
29371 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
29372 issue for moxiebox targets.
29373 (CC1PLUS_SPEC): Ditto.
29375 2016-03-22 Richard Biener <rguenther@suse.de>
29377 PR middle-end/70333
29378 * fold-const.c (extract_muldiv_1): Properly perform multiplication
29381 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
29383 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
29385 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
29388 * config/i386/i386.c (def_builtin): Handle
29389 OPTION_MASK_ISA_AVX512VL to be and-ed with other
29391 (const struct builtin_description bdesc_special_args[]):
29392 Remove duplicate ISA bits.
29394 2016-03-22 Jakub Jelinek <jakub@redhat.com>
29397 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
29398 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
29399 in a way that works also for AVX512BW.
29402 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
29403 instead of source if operands[1] is xmm16 and above and
29404 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
29405 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
29408 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
29409 on assign if (*from_p) is a comparison, set it to
29410 TREE_NO_WARNING (*from_p).
29412 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29414 PR middle-end/70326
29415 * lra.c (restore_scratches): Ignore deleted insns.
29417 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
29418 Jakub Jelinek <jakub@redhat.com>
29420 PR tree-optimization/70317
29421 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
29424 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
29427 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
29428 of ix86_expand_move.
29430 (movti): Use general_operand for operand 1 predicate.
29432 2016-03-21 Martin Liska <mliska@suse.cz>
29434 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
29436 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
29438 2016-03-21 Martin Liska <mliska@suse.cz>
29441 * ipa-icf.c (sem_function::parse): Skip static
29442 constructors and destructors.
29444 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29447 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
29448 function-like macro, peek following token(s) if it is followed
29449 by CPP_OPEN_PAREN token with optional padding in between, and
29450 if not, don't treat it like a macro.
29452 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
29453 Alexander Monakov <amonakov@ispras.ru>
29455 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
29456 for the stabs debug format.
29458 2016-03-21 Richard Biener <rguenther@suse.de>
29460 PR tree-optimization/70310
29461 * tree-vect-generic.c (expand_vector_condition): Fold the built
29464 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
29467 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
29468 Block third alternative for AVX-512VL target,
29470 2016-03-21 Martin Liska <mliska@suse.cz>
29473 * hsa-brig.c (emit_function_directives): Mark unemitted
29474 global variables for emission.
29475 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
29476 (get_symbol_for_decl): Likewise.
29477 * hsa.h (struct hsa_symbol): New flag.
29479 2016-03-21 Richard Biener <rguenther@suse.de>
29481 PR tree-optimization/70288
29482 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
29483 we do not estimate unsimplified all-constant conditionals or
29484 switches as optimized away.
29486 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
29488 PR rtl-optimization/69102
29489 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
29490 when we have a readonly dependency context.
29492 2016-03-18 Jeff Law <law@redhat.com>
29494 PR rtl-optimization/70263
29495 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
29496 (update_equiv_regs): When trying to move a store to after the insn
29497 that sets the source of the store, make sure the store occurs after
29498 the insn that sets the source of the store. When successful note
29499 the REG_EQUIV note created in the dump file.
29501 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
29502 Bernd Schmidt <bschmidt@redhat.com>
29504 * doc/extend.texi: Document more potential problems with basic asms.
29506 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
29508 PR rtl-optimization/70278
29509 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
29512 2016-03-18 Jason Merrill <jason@redhat.com>
29514 * calls.c (load_register_parameters): Fix zero size sibcall logic.
29516 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
29518 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
29519 values to 128b regs.
29521 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
29523 PR tree-optimization/70252
29524 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
29525 boolean vector has a proper number of elements.
29526 (supportable_narrowing_operation): Likewise.
29528 2016-03-18 Tom de Vries <tom@codesourcery.com>
29531 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
29533 2016-03-18 Jakub Jelinek <jakub@redhat.com>
29535 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
29536 instead of replace_rtx for DEBUG_INSNs.
29538 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29540 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
29541 load type reservations.
29543 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
29546 * config/pa/constraints.md: Revert 2015-02-13 change. Use
29547 define_constraint for "Q" and "T" constraints.
29549 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
29551 Tweak the pipeline model for Exynos M1
29553 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
29556 2016-03-17 David Malcolm <dmalcolm@redhat.com>
29559 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
29560 where one or both locations aren't within a line_map.
29562 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
29565 * opts.c (finish_options): Don't set flag_pie to the default if
29566 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
29569 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
29571 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
29572 true as ALL_REGS argument to replace_rtx.
29574 2016-03-17 Richard Biener <rguenther@suse.de>
29577 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
29580 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29583 * rtl.h (replace_rtx): Add ALL_REGS argument.
29584 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
29585 equality and assert mode is the same, instead of just rtx pointer
29587 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
29588 true as ALL_REGS argument to replace_rtx.
29590 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
29592 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
29593 for boolean vector with vector mode only.
29594 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29596 2016-03-17 Nick Clifton <nickc@redhat.com>
29599 * config/rx/rx.c (rx_print_integer): Print negative constants in
29602 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29605 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
29607 2016-03-16 Richard Henderson <rth@redhat.com>
29608 Richard Biener <rguenth@suse.de>
29610 PR middle-end/70240
29611 PR middle-end/68215
29613 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
29614 first operand as is_gimple_condexpr.
29616 PR middle-end/70240
29617 PR middle-end/68215
29619 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
29620 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
29621 Do not gimplify the result.
29622 (do_unop): Adjust call to tree_vec_extract.
29623 (do_binop): Likewise.
29624 (do_compare): Likewise.
29625 (do_plus_minus): Likewise.
29626 (do_negate): Likewise.
29627 (expand_vector_condition): Likewise.
29628 (do_cond): Likewise.
29630 2016-03-16 Richard Henderson <rth@redhat.com>
29633 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
29634 (aarch64_classify_address): Use it.
29635 (aarch64_legitimize_address): Force all subexpressions of PLUS
29636 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
29638 2016-03-16 Jakub Jelinek <jakub@redhat.com>
29639 Richard Biener <rguenth@suse.de>
29642 * rtlanal.c (replace_rtx): For REG, if from is a REG,
29643 return to even if only REGNO is equal, and assert
29646 2016-03-11 Jeff Law <law@redhat.com>
29648 PR rtl-optimization/70224
29649 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
29651 2016-03-16 Richard Henderson <rth@redhat.com>
29653 PR middle-end/70199
29654 * function.h (struct function): Add has_forced_label_in_static.
29655 * gimplify.c (force_labels_r): Set it.
29656 * lto-streamer-in.c (input_struct_function_base): Read it.
29657 * lto-streamer-out.c (output_struct_function_base): Write it.
29658 * tree-inline.c (has_label_address_in_static_1): Remove.
29659 (copy_forbidden): Remove fndecl parameter; test
29660 has_forced_label_in_static.
29661 (inline_forbidden_p): Update call to copy_forbidden.
29662 (tree_versionable_function_p): Likewise.
29663 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
29664 (chkp_versioning): Likewise.
29665 * tree-inline.h (copy_forbidden): Update decl.
29667 2016-03-16 Marek Polacek <polacek@redhat.com>
29670 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
29671 function being thunked if the result type doesn't have fixed size.
29672 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
29673 doesn't have fixed size.
29675 2016-03-16 Bin Cheng <bin.cheng@arm.com>
29677 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
29678 reporting malformed loop nest.
29680 2016-03-16 Tom de Vries <tom@codesourcery.com>
29683 * ipa-devirt.c (possible_polymorphic_call_targets): Move
29684 nodes.length () == 1 test to before first nodes[0] access.
29686 2016-03-16 Tom de Vries <tom@codesourcery.com>
29688 PR tree-optimization/68715
29689 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
29690 single_pred_p test.
29692 2016-03-16 Tom de Vries <tom@codesourcery.com>
29694 PR tree-optimization/68809
29695 * graphite-scop-detection.c (same_close_phi_node): Test if result types
29698 2016-03-16 Carlos O'Donell <carlos@redhat.com>
29699 Sandra Loosemore <sandra@codesourcery.com>
29701 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
29702 on leaf attribute. Mention ELF interposition problems.
29704 2016-03-16 Alan Modra <amodra@gmail.com>
29706 PR rtl-optimization/69195
29707 PR rtl-optimization/47992
29708 * ira.c (indirect_jump_optimize): Ignore artificial defs.
29711 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
29714 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
29716 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
29718 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
29720 2016-03-15 Jakub Jelinek <jakub@redhat.com>
29722 PR rtl-optimization/70222
29723 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
29724 optimization if mode is different from result_mode, queue up masking
29725 of the result in outer_op. Formatting fix.
29727 PR middle-end/70239
29728 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
29731 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29733 PR rtl-optimization/69032
29734 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
29735 looping backwards over basic block insns.
29737 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29740 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
29741 to non-speculative when propagating trap bits.
29743 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29745 PR rtl-optimization/63384
29746 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
29747 DEBUG_INSN_P insns.
29749 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29752 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
29753 factored out from ...
29754 (sched_analyze_insn): ... here.
29755 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
29756 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
29757 get_implicit_reg_pending_clobbers in it.
29758 (setup_id_reg_sets): Use setup_id_implicit_regs.
29759 (deps_init_id): Ditto.
29761 2016-03-15 Tom de Vries <tom@codesourcery.com>
29764 * cgraph.c (cgraph_node::get_body): Save, reset and restore
29766 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
29767 execute_function_dump.
29768 (execute_one_pass): Don't dump function if it will be dumped after ipa
29771 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
29773 * genrecog.c (match_pattern_2): If pred is NULL don't call
29774 safe_predicate_mode on it.
29776 2016-03-14 Jakub Jelinek <jakub@redhat.com>
29778 PR middle-end/70219
29779 * lra-constraints.c (delete_move_and_clobber): Change assertion
29780 to also allow dregno == 0.
29782 2016-03-14 Richard Henderson <rth@redhat.com>
29785 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
29786 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
29787 (reassociate_bb): Use optimize_vec_cond_expr; avoid
29788 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
29791 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
29794 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
29796 (lra_create_live_ranges_1): initialize hard register biggest_mode to
29798 * lra-constraints.c (split_reg): For hard regs, try to find the
29799 biggest single-register mode used in the function.
29801 2016-03-14 Richard Biener <rguenther@suse.de>
29803 PR tree-optimization/56365
29804 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
29805 constants to compare against.
29807 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
29810 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
29811 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
29812 (define_split for the GPR case): Use int_reg_operand instead of
29813 gpc_reg_operand for the output.
29815 2016-03-14 Tom de Vries <tom@codesourcery.com>
29817 PR tree-optimization/70045
29818 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
29819 create_empty_if_region_on_edge argument.
29821 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
29823 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
29824 (STACK_CHECK_PROTECT): Likewise.
29825 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29826 (STACK_CHECK_PROTECT): Likewise.
29827 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29828 (STACK_CHECK_PROTECT): Likewise.
29829 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
29830 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
29831 (STACK_CHECK_PROTECT): Likewise.
29833 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
29835 PR rtl-optimization/69307
29836 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
29837 registers in modes that span more than one register.
29839 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
29842 * lra-constraints.c (delete_move_and_clobber): New.
29843 (remove_inheritance_pseudos): Use it.
29845 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
29848 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
29849 the libcall is LCT_THROW.
29850 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
29851 for the checking routine.
29853 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
29856 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
29857 optimization if we have direct move.
29858 (roundu32<mode>2_fprs): Likewise.
29860 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
29863 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
29865 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
29866 Arguments swapped. All callers changed. Take reg_renumber into
29867 account, and Calculate and compare register ranges for hard regs.
29869 2016-03-11 Jeff Law <law@redhat.com>
29871 PR tree-optimization/70190
29872 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29873 Handle cases where we can not extract the taken edge, even though we
29874 found a constant value.
29876 PR tree-optimization/64058
29877 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
29878 (num_coalesce_pairs): Move up earlier in file.
29879 (find_coalesce_pair): Initialize the INDEX field for each pair
29881 (compare_pairs): No longer sort on the elements in each pair.
29882 Instead break ties with the index of the coalesce pair.
29884 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29887 * config/aarch64/aarch64-protos.h
29888 (aarch64_save_restore_target_globals): New prototype.
29889 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
29890 Call the above when popping pragma.
29891 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
29893 (aarch64_set_current_function): Rewrite using the above.
29895 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29897 PR tree-optimization/70177
29898 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
29899 (extract_ops_from_tree): ... this. In the 2 argument
29900 overload remove _1 suffix.
29901 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
29902 (extract_ops_from_tree): ... this.
29903 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
29905 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
29906 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
29907 extract_ops_from_tree instead of 2 operand one.
29909 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
29911 PR tree-optimization/70013
29912 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
29913 for constant-pool entries.
29915 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29917 PR rtl-optimization/70174
29918 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
29919 followed by gen_lowpart on force_reg instead of just gen_lowpart.
29921 PR tree-optimization/70169
29922 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
29923 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
29926 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
29927 Jakub Jelinek <jakub@redhat.com>
29930 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
29931 of uninitialized values.
29933 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29935 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
29937 ("*trunctddd2"): New pattern definition.
29938 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
29941 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29943 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
29944 definitions for BFP and DFP rounding modes.
29945 ("fixuns_truncdddi2", "fixuns_trunctddi2")
29946 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
29947 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
29948 ("fix_trunctf<mode>2"): Use the new constants instead of magic
29951 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29953 * config/s390/constraints.md: Adjust comment.
29954 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
29955 s390_decompose_addrstyle_without_index.
29956 * config/s390/predicates.md (shift_count_or_setmem_operand):
29957 Rename to setmem_operand.
29958 * config/s390/s390-protos.h
29959 (s390_decompose_shift_count): Rename to
29960 s390_decompose_addrstyle_without_index.
29961 * config/s390/s390.c (s390_decompose_shift_count)
29962 (s390_mem_constraint, print_shift_count_operand)
29963 (print_operand_address, print_operand): Rename
29964 s390_decompose_shift_count to
29965 s390_decompose_addrstyle_without_index and rename
29966 print_shift_count_operand to print_addrstyle_operand troughout the
29968 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
29969 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
29970 Rename shift_count_or_setmem_operand to setmem_operand.
29971 * config/s390/vx-builtins.md ("vec_insert<mode>")
29972 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
29975 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29978 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
29979 Handle overlapping retval and newval.
29981 2016-03-10 Nick Clifton <nickc@redhat.com>
29984 * config/aarch64/aarch64.c
29985 (aarch64_override_options_after_change_1): When forcing
29986 flag_omit_frame_pointer to be true, use a special value that can
29987 be detected if this function is called again, thus preventing
29988 flag_omit_leaf_frame_pointer from being forced to be false.
29990 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29992 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
29993 Set x_flag_omit_leaf_frame_pointer when handling
29994 -momit-leaf-frame-pointer.
29996 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29999 * cgraph.c (cgraph_node::dump): Dump split_part and
30000 indirect_call_target.
30001 * cgraph.h (cgraph_node): Add indirect_call_target flag.
30002 * ipa.c (has_addr_references_p): Cleanup.
30003 (is_indirect_call_target_p): New.
30004 (walk_polymorphic_call_targets): Do not mark virtuals that may be
30005 called indirectly as local.
30006 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
30008 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30011 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
30012 on cxa_pure_virtual.
30014 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30017 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
30019 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30022 * tree.c (need_assembler_name_p): Only record main variant type names.
30024 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
30027 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
30028 Always define to 0 or 1.
30029 (TARGET_FIX_ERR_A53_843419): New macro.
30030 * config/aarch64/aarch64-elf-raw.h
30031 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
30032 * config/aarch64/aarch64-linux.h: Likewise.
30033 * config/aarch64/aarch64.c
30034 (aarch64_override_options_after_change_1): Do not default
30035 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
30037 (aarch64_attributes): Handle fix-cortex-a53-843419.
30038 (aarch64_can_inline_p): Likewise.
30039 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
30041 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
30042 Jakub Jelinek <jakub@redhat.com>
30044 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
30045 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
30046 DECL_COMMONS if flag_unconstrained_commons is set.
30047 * tree-dfa.c (get_ref_base_and_extent): Likewise.
30048 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
30049 (funconstrained-commons): Document.
30051 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
30053 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
30054 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
30056 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
30058 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
30059 has a proper number of elements.
30061 2016-03-10 Alan Modra <amodra@gmail.com>
30063 PR rtl-optimization/69195
30064 PR rtl-optimization/47992
30065 * ira.c (recorded_label_ref): Delete.
30066 (update_equiv_regs): Return void.
30067 (indirect_jump_optimize): New function.
30068 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
30069 before regstat_compute_ri. Don't rebuild_jump_labels here.
30070 Delete update_regstat.
30072 2016-03-10 Richard Biener <rguenther@suse.de>
30074 PR tree-optimization/70128
30075 * tree-ssa-structalias.c (set_uids_in_ptset): Set
30076 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
30078 2016-03-09 Jakub Jelinek <jakub@redhat.com>
30080 PR tree-optimization/70152
30081 * tree-sra.c (replace_removed_params_ssa_names): Copy over
30082 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
30085 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
30086 instead of gen_sse2_loadlpd.
30087 * config/i386/sse.md (*vec_concatv2df): Rename to...
30088 (vec_concatv2df): ... this.
30090 PR tree-optimization/70127
30091 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
30093 2016-03-09 David Malcolm <dmalcolm@redhat.com>
30097 * diagnostic-show-locus.c (compatible_locations_p): New function.
30098 (layout::layout): Sanitize ranges using compatible_locations_p.
30100 2016-03-09 David Malcolm <dmalcolm@redhat.com>
30104 * diagnostic-show-locus.c (layout_range::layout_range): Replace
30105 location_range param with three const expanded_locations * and a
30107 (layout::layout): Replace call to
30108 rich_location::lazily_expand_location with get_expanded_location.
30109 Extract the range and perform location expansion here, passing
30110 the results to the layout_range ctor.
30111 * diagnostic.c (source_range::debug): Delete.
30112 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
30113 of rich_location::get_expanded_location.
30114 * gcc-rich-location.c (get_range_for_expr): Delete.
30115 (gcc_rich_location::add_expr): Reimplement to avoid the
30116 rich_location::add_range overload that took a location_range,
30117 passing a location_t instead.
30119 2016-03-09 Richard Biener <rguenther@suse.de>
30120 Jakub Jelinek <jakub@redhat.com>
30122 PR tree-optimization/70138
30123 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
30124 Also skip vect_double_reduction_def.
30126 2016-03-09 Jakub Jelinek <jakub@redhat.com>
30129 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
30130 if the operand is "m".
30132 2016-03-09 Nathan Sidwell <nathan@acm.org>
30134 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
30136 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30138 * config/i386/i386.c (processor_target_table): Fix cost table
30139 intialization order for znver1.
30141 2016-03-08 Jakub Jelinek <jakub@redhat.com>
30143 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
30144 - becuase -> because.
30145 * ipa-reference.c (ignore_module_statics): Likewise.
30146 * cgraph.c (cgraph_node::get_body): Likewise.
30147 * ipa-inline.c (early_inliner): Likewise.
30148 * ipa-devirt.c (types_same_for_odr): Likewise.
30149 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
30150 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
30152 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30154 * tree-ssa-math-opts.c: Fix typo in comment.
30156 2016-03-08 Jakub Jelinek <jakub@redhat.com>
30159 * config/i386/i386.c (scalar_chain::make_vector_copies,
30160 scalar_chain::convert_reg): Call end_sequence in between
30161 get_insns and emit_conversion_insns rather than after both
30164 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
30167 * config/i386/i386.h (machine_function): Add
30168 pc_thunk_call_expanded flag.
30169 (ix86_pc_thunk_call_expanded): New define.
30170 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
30171 (*set_got): Rename insn pattern from set_got.
30172 (*set_got_labelled): Rename inst pattern from set_got_labelled.
30173 * config/i386/i386.c (ix86_compute_frame_layout): Use
30174 ix86_pc_thunk_call_expanded to prevent red-zone.
30176 2016-03-07 Martin Jambor <mjambor@suse.cz>
30178 * hsa.h (hsa_get_ctor_statements): Declare.
30179 (hsa_get_dtor_statements): Likewise.
30180 (hsa_get_kernel_dispatch_type): Likewise.
30181 * hsa.c (hsa_get_ctor_statements): New function.
30182 (hsa_get_dtor_statements): Likewise.
30183 (hsa_get_kernel_dispatch_type): Likewise.
30184 * hsa-brig.c (hsa_cdtor_statements): Removed.
30185 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
30186 hsa_get_dtor_statements.
30187 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
30188 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
30190 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
30192 * config/arm/arm-cores.def (cortex-r8): New.
30193 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
30194 * config/arm/arm-tune.md: Likewise.
30195 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
30197 2016-03-07 Martin Sebor <msebor@redhat.com>
30199 PR rtl-optimization/19705
30200 * doc/invoke.texi (Options That Control Optimization): Clarify
30201 -fno-branch-count-reg.
30203 2016-02-26 Richard Biener <rguenther@suse.de>
30204 Jeff Law <law@redhat.com>
30206 PR tree-optimization/69740
30207 * cfghooks.c (remove_edge): Request loop fixups if we delete
30208 an edge that might turn an irreducible loop into a natural
30210 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
30211 Move after definition of loops_state_clear.
30213 2016-03-07 Bin Cheng <bin.cheng@arm.com>
30215 PR rtl-optimization/69052
30216 * rtlanal.c (commutative_operand_precedence): Set higher precedence
30219 2016-03-07 Tom de Vries <tom@codesourcery.com>
30221 PR tree-optimization/70116
30222 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
30223 is_tm_ending stmts and ubsan/asan internal functions.
30224 (find_duplicate): Use it. Don't test is_tm_ending here.
30226 2016-03-07 Richard Biener <rguenther@suse.de>
30228 PR tree-optimization/70115
30229 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
30230 (propagate_constants_for_unrolling): Use replace_uses_by.
30232 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
30234 PR middle-end/69916
30235 * omp-low.c (struct oacc_loop): Add ifns.
30236 (new_oacc_loop_raw): Initialize it.
30237 (finish_oacc_loop): Clear mask & flags if no ifns.
30238 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
30239 (oacc_loop_xform_loop): Add ifns arg & adjust.
30240 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
30242 2016-03-07 Richard Henderson <rth@redhat.com>
30245 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
30246 (insert_value_copy_on_edge): Likewise.
30248 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30250 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
30252 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
30255 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
30257 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
30259 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
30261 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
30263 Fix sseimul type attribute.
30264 * config/i386/znver1.md
30265 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
30266 znver1_sseimul_avx256_load) : Fix the type attribute.
30267 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
30268 pipe usage and latency.
30270 2016-03-05 Jakub Jelinek <jakub@redhat.com>
30273 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
30274 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
30277 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
30280 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
30282 PR rtl-optimization/69941
30283 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
30284 the reg share its mode.
30286 2016-03-04 Jeff Law <law@redhat.com>
30288 PR tree-optimization/69196
30289 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30290 If the both SSA_NAMEs are anonymous, then consider them unassociated
30291 and include the PHI in the statement count.
30293 2016-03-05 Tom de Vries <tom@codesourcery.com>
30295 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
30296 construct in oacc routine. Check for oacc region in oacc routine.
30298 2016-03-04 Jakub Jelinek <jakub@redhat.com>
30301 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
30302 2016-02-22 changes, instead don't recurse if RECUR is already true.
30303 Don't change *dynamic_check if RECUR. Adjust recursive caller
30304 to pass true to the new argument.
30305 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
30308 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
30309 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
30311 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
30313 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
30315 PR rtl-optimization/57676
30316 * lra-assigns.c (lra_assign): Guard test for maximum iterations
30317 with flag_checking.
30319 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
30321 * tree-vect-patterns.c (search_type_for_mask): Handle
30322 comparison of booleans.
30324 2016-03-04 Jakub Jelinek <jakub@redhat.com>
30326 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
30330 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
30331 all other ops that have dw_val_class_die_ref operands,
30332 and DW_OP_GNU_entry_value.
30334 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30336 PR rtl-optimization/69904
30337 * config/arm/arm.c (arm_cannot_copy_insn_p):
30338 Return true for load-exclusive instructions.
30340 2016-03-03 Jakub Jelinek <jakub@redhat.com>
30343 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
30344 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
30345 the pattern no matter if it is used just by non-pattern, pattern
30347 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
30348 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
30349 oprnd1 def_stmt is in pattern, don't look through it.
30351 2016-03-03 Marek Polacek <polacek@redhat.com>
30353 PR middle-end/70050
30354 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
30356 2016-03-03 Martin Liska <mliska@suse.cz>
30358 PR tree-optimization/70043
30359 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
30360 previous statement if we see a debug statement.
30362 2016-03-03 Richard Biener <rguenther@suse.de>
30364 PR tree-optimization/55936
30365 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
30366 parameter and guard unsafe equivalence use.
30367 (vrp_evaluate_conditional_warnv_with_ops): Always use
30368 safe equivalences but not via the quadratic compare_names
30371 2016-03-03 Michael Collison <michael.collison@linaro.org>
30374 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
30375 for operand 1 to s_register_operand. Change predicate for operand
30376 2 to arm_not_immediate_operand.
30378 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
30380 * doc/tm.texi: Regenerated.
30382 2016-03-02 Richard Henderson <rth@redhat.com>
30385 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
30386 simplification when all args are positive non-fixed registers.
30388 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30390 * target.def (lra_p): Specify that new ports should use LRA.
30392 2016-03-02 Jakub Jelinek <jakub@redhat.com>
30395 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
30396 gimplify_type_sizes the type they refer to.
30397 (omp_notice_variable): Handle reference vars to VLAs.
30398 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
30399 reference to VLA decls in the second pass instead of first pass.
30401 2016-03-02 Tom de Vries <tom@codesourcery.com>
30403 PR tree-optimization/68659
30404 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
30405 new_expr == NULL_TREE.
30406 (get_new_name): Handle ADDR_EXPR.
30408 2016-03-02 Bin Cheng <bin.cheng@arm.com>
30410 PR rtl-optimization/69052
30411 * loop-invariant.c (canonicalize_address): New function.
30412 (inv_can_prop_to_addr_use): Check validity of address expression
30413 which is canonicalized by above function.
30415 2016-03-02 Alan Modra <amodra@gmail.com>
30418 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
30421 2016-03-02 Jakub Jelinek <jakub@redhat.com>
30424 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
30425 (*movhi_internal): Put mask moves from and to memory separately
30426 from moves from/to GPRs.
30428 2016-03-02 Richard Biener <rguenther@suse.de>
30430 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
30431 GENERIC expressions in GIMPLE.
30433 2016-03-02 Richard Biener <rguenther@suse.de>
30435 * config/i386/i386.c (type_natural_mode): Fix typo.
30437 2016-03-02 Nick Clifton <nickc@redhat.com>
30439 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
30441 2016-03-02 Richard Biener <rguenther@suse.de>
30442 Uros Bizjak <ubizjak@gmail.com>
30445 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
30447 2016-03-02 Richard Biener <rguenther@suse.de>
30449 PR middle-end/67278
30450 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
30452 2016-03-02 Marek Polacek <polacek@redhat.com>
30455 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
30456 "is promoted to" warning.
30458 2016-03-01 DJ Delorie <dj@redhat.com>
30460 * config.gcc: Deprecate mep-*.
30462 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
30464 PR middle-end/70025
30465 * lra-constraints.c (regno_val_use_in): New.
30466 (match_reload): Use it instead of regno_use_in.
30468 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30470 PR rtl-optimization/70007
30471 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
30472 references present in REG_EQUAL notes attached to non-SET patterns.
30474 2016-03-01 Jeff Law <law@redhat.com>
30476 PR tree-optimization/69196
30477 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30478 Appropriately clamp the number of statements to copy when the
30479 thread path does not traverse a loop backedge.
30481 PR tree-optimization/69196
30482 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30483 Do count some PHIs in the thread path against the insn count. Decrease
30484 final statement count by one as the control statement in the last
30485 block will get removed. Remove special cased code for handling PHIs
30488 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
30491 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
30492 asm dialect alternatives to explicit GOTPCREL calls.
30494 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30497 * ira.c (do_reload): Issue warning for generic stack checking here...
30498 * reload1.c (reload): ...instead of here and streamline it.
30500 2016-03-01 Nick Clifton <nickc@redhat.com>
30502 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
30504 2016-03-01 Richard Biener <rguenther@suse.de>
30506 PR tree-optimization/69983
30507 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
30508 types and fall back to operand_equal_p.
30510 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30513 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30515 * config/s390/constraints.md ("jm8"): New constraint.
30516 * config/s390/predicates.md ("const_int_8bitset_operand"): New
30518 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
30520 ("*setmem_long<setmem_and>"): New pattern.
30521 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
30523 ("*setmem_long_31z<setmem_and>"): New pattern.
30524 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
30525 New substitution rules with the required attributes.
30528 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30531 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30533 * gensupport.c (process_substs_on_one_elem): Split loop to
30534 complete mark_operands_used_in_match_dup on all expressions in the
30536 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30537 and remove function.
30539 2016-03-01 Richard Biener <rguenther@suse.de>
30541 PR middle-end/70022
30542 * fold-const.c (fold_indirect_ref_1): Fix range checking for
30543 vector BIT_FIELD_REF extract.
30545 2016-03-01 Richard Biener <rguenther@suse.de>
30547 PR tree-optimization/69994
30548 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
30550 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
30552 PR tree-optimization/69956
30553 * tree-vect-stmts.c (supportable_widening_operation): Support
30554 multi-step conversion of boolean vectors.
30555 (supportable_narrowing_operation): Likewise.
30557 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30559 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
30562 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30564 * config/s390/subst.md (DSI_VI): New mode iterator.
30565 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
30566 * config/s390/vector.md ("vec_set<mode>"): Move expander before
30567 the insn definition.
30568 ("*vec_set<mode>"): Change predicate and add alternative to
30569 support only either register or const_int operands as element
30571 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
30573 ("vec_extract<mode>"): New expander.
30574 ("*vec_extract<mode>"): New insn definition supporting reg and
30575 const_int element selectors.
30576 ("*vec_extract<mode>_plus"): New insn definition supporting
30577 reg+const_int element selectors.
30578 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
30579 following expander+insn definition.
30580 ("<vec_shifts_name><mode>3"): New expander.
30581 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
30583 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30585 * config/s390/s390.md ("*tabort_1"): Change predicate to
30586 nonmemory_operand. Add a second alternative to cover
30587 register as well as const int operands.
30588 ("*tabort_1_plus"): New pattern definition.
30590 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30592 * config/s390/s390.md ("*ashrdi3_cc_31")
30593 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
30594 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
30595 Merge insn definitions into ...
30596 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30597 New pattern definition.
30598 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
30599 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
30600 ("*ashr<mode>3_and"): Merge insn definitions into ...
30601 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30602 New pattern definition.
30603 * config/s390/subst.md ("addr_style_op_cc_subst")
30604 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
30605 substitutions patterns plus attributes.
30606 Add ashiftrt to SUBST iterator.
30608 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30610 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
30611 op2 to nonmemory_operand.
30612 ("*<shift>di3_31", "*<shift>di3_31_and"):
30613 Merge into single pattern definition ...
30614 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
30615 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
30616 pattern definition ...
30617 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
30618 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
30621 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30623 * config/s390/predicates.md (const_int_6bitset_operand): New
30625 * config/s390/s390.md: Include subst.md.
30626 ("rotl<mode>3"): New expander.
30627 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
30629 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
30630 * config/s390/subst.md: New file.
30632 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30634 * config/s390/s390.md ("op_type", "atype", "length" attributes):
30635 Remove RRR type. It doesn't really exist.
30636 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
30638 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
30639 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
30640 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
30641 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
30642 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
30643 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
30644 `enabled' attribute.
30646 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30648 * gensupport.c (process_substs_on_one_elem): Split loop to
30649 complete mark_operands_used_in_match_dup on all expressions in the
30651 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30652 and remove function.
30654 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30657 * config/sparc/sparc.c (NWORDS_UP): Rename to...
30658 (CEIL_NWORDS): ...this. Use CEIL macro.
30659 (compute_fp_layout): Adjust to above renaming.
30660 (function_arg_union_value): Likewise.
30661 (sparc_arg_partial_bytes): Likewise.
30662 (sparc_function_arg_advance): Likewise.
30664 2016-02-29 Jeff Law <law@redhat.com>
30666 PR tree-optimization/70005
30667 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
30668 where an object with a boolean range is compared against a value
30671 PR tree-optimization/69999
30672 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
30673 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
30676 2016-02-29 Richard Biener <rguenther@suse.de>
30678 PR tree-optimization/69994
30679 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
30680 (get_unary_op): Look through nop conversions.
30681 (ops_equal_values_p): New function, look for equality diregarding
30683 (eliminate_plus_minus_pair): Use ops_equal_values_p
30684 (repropagate_negates): Do not use get_unary_op here.
30686 2016-02-29 Martin Liska <mliska@suse.cz>
30688 * system.h: Poison ENABLE_CHECKING macro.
30690 2016-02-29 Martin Liska <mliska@suse.cz>
30692 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
30693 is presented in dump flags.
30694 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30695 (hsa_regalloc): Likewise.
30697 2016-02-19 Richard Biener <rguenther@suse.de>
30699 PR tree-optimization/69980
30700 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
30701 permutation of those we need to keep.
30703 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30706 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
30707 (NWORDS_UP): ...this
30708 (init_cumulative_args): Minor tweaks.
30709 (sparc_promote_function_mode): Likewise.
30710 (scan_record_type): Delete.
30711 (traverse_record_type): New function template.
30712 (classify_data_t): New structure type.
30713 (classify_registers): New inline function.
30714 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
30715 exhausted. Instantiate traverse_record_type on classify_registers and
30716 deal with the case of a structure passed in slot #15 with no FP field
30718 (assign_data_t): New structure type.
30719 (compute_int_layout): New static function.
30720 (compute_fp_layout): Likewise.
30721 (count_registers): New inline function.
30722 (assign_int_registers): New static function.
30723 (assign_fp_registers): Likewise.
30724 (assign_registers): New inline function.
30725 (function_arg_record_value_1): Delete.
30726 (function_arg_record_value_2): Likewise.
30727 (function_arg_record_value_3): Likewise.
30728 (function_arg_record_value): Adjust to above changes. Instantiate
30729 traverse_record_type on count_registers to first count the number of
30730 registers to be used and then on assign_registers to assign them.
30731 (function_arg_union_value): Adjust to above renaming.
30732 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
30733 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
30734 case of a structure passed in slot #15
30735 (sparc_function_arg_advance): Likewise.
30736 (function_arg_padding): Minor tweak.
30738 2016-02-29 Richard Biener <rguenther@suse.de>
30740 PR tree-optimization/69720
30741 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
30742 the adjustment_def path for possibly vectorized defs.
30743 (vect_create_epilog_for_reduction): Handle vectorized initial
30746 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
30748 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
30750 2016-02-27 Jeff Law <law@redhat.com>
30753 2016-02-26 Richard Biener <rguenther@suse.de>
30754 Jeff Law <law@redhat.com>
30756 PR tree-optimization/69740
30757 * cfghooks.c (remove_edge): Request loop fixups if we delete
30758 an edge that might turn an irreducible loop into a natural
30761 2016-02-27 Jakub Jelinek <jakub@redhat.com>
30763 PR rtl-optimization/69896
30764 * tree-vect-generic.c (get_compute_type): Avoid single element
30767 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
30769 Rename the AArch64 tuning option and related functions to enable the
30770 Newton series for the reciprocal square root to reflect its
30771 approximative characteristic.
30773 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
30774 function to "aarch64_emit_approx_rsqrt".
30775 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
30776 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
30777 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
30778 (xgene1_tunings): Likewise.
30779 (use_rsqrt_p): Likewise.
30780 (aarch64_emit_swrsqrt): Use new function name.
30781 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
30782 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
30783 text explaining this option.
30784 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
30786 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30789 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
30790 complain about -mallow-movmisalign without -mvsx if
30791 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
30793 2016-02-26 Joel Sherrill <joel@rtems.org>
30795 * config.gcc: Add x86_64-*-rtems*.
30796 * config/i386/rtems-64.h: New file.
30798 2016-02-26 Joel Sherrill <joel@rtems.org>
30800 * config.gcc: Add aarch64-*-rtems*.
30801 * config/aarch64/rtems.h: New file.
30803 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
30806 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
30807 shift amount using %h. Add comment.
30809 2016-02-26 Richard Biener <rguenther@suse.de>
30810 Jeff Law <law@redhat.com>
30812 PR tree-optimization/69740
30813 * cfghooks.c (remove_edge): Request loop fixups if we delete
30814 an edge that might turn an irreducible loop into a natural
30817 2016-02-26 Martin Jambor <mjambor@suse.cz>
30819 PR middle-end/69920
30820 * tree-sra.c (sra_modify_assign): Do not remove loads of
30821 uninitialized aggregates to SSA_NAMEs.
30823 2016-02-26 Richard Henderson <rth@redhat.com>
30826 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
30827 pseudo in case the target rtx matches the source of the left
30830 2016-02-26 Martin Jambor <mjambor@suse.cz>
30833 * hsa.h (hsa_type_packed_p): Declare.
30834 * hsa.c (hsa_type_packed_p): New function.
30835 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
30837 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
30838 * hsa-brig.c (emit_basic_insn): Likewise.
30840 2016-02-26 Martin Jambor <mjambor@suse.cz>
30843 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
30845 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
30847 2016-02-26 Martin Jambor <mjambor@suse.cz>
30849 * hsa.h (is_a_helper): New overload for hsa_op_immed for
30850 hsa_op_with_type operands.
30851 (hsa_unsigned_type_for_type): Declare.
30852 * hsa.c (hsa_unsigned_type_for_type): New function.
30853 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
30854 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
30855 the finalizer. Do not emit extra move.
30857 2016-02-26 Martin Jambor <mjambor@suse.cz>
30859 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
30860 atomic operations in private segment.
30862 2016-02-26 Martin Jambor <mjambor@suse.cz>
30864 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
30865 statements to wi->info. Also disallow omp simd constructs.
30866 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
30867 for not gridifying. Dump special string for omp_for.
30869 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30872 * config/aarch64/aarch64.c (aarch64_set_current_function):
30873 Save/restore target globals when switching to
30874 target_option_default_node.
30876 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30879 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
30880 Return 0 if !SHIFT_COUNT_TRUNCATED.
30882 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30883 Eric Botcazou <ebotcazou@adacore.com>
30885 PR rtl-optimization/69891
30886 * dse.c (scan_insn): If we can't figure out memset arguments
30887 or they are non-constant, call clear_rhs_from_active_local_stores.
30889 2016-02-26 Martin Liska <mliska@suse.cz>
30891 * doc/extend.texi: Mention clog10, clog10f an clog10l
30892 in Builtins section.
30894 2016-02-26 Martin Liska <mliska@suse.cz>
30896 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
30898 (resolve_args_picking_1): Likewise.
30899 * dwarf2out.h (struct GTY): Likewise.
30901 2016-02-26 Martin Liska <mliska@suse.cz>
30903 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
30904 with flag_checking.
30905 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30907 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
30908 Martin Liska <mliska@suse.cz>
30910 * doc/install.texi: Mention --enable-valgrind-annotations.
30912 2016-02-26 Richard Biener <rguenther@suse.de>
30914 PR tree-optimization/69551
30915 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
30916 looking through aliases adjust DECL_PT_UID to refer to the
30917 ultimate alias target.
30919 2016-02-25 Martin Liska <mliska@suse.cz>
30921 PR middle-end/69919
30922 * alloc-pool.c (after_memory_report): New variable.
30923 * alloc-pool.h (base_pool_allocator ::release): Do not use
30924 the infrastructure if after_memory_report.
30925 * toplev.c (toplev::main): Mark after memory report.
30927 2016-02-25 Richard Biener <rguenther@suse.de>
30929 PR tree-optimization/48795
30930 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
30932 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
30935 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
30936 offloading is enabled and -fopenacc or -fopenmp is specified.
30937 (CRTOFFLOADEND): Likewise.
30938 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
30939 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
30940 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
30941 (offload_objects_file_name): New static var.
30942 (tool_cleanup): Remove offload_objects_file_name file.
30943 (find_offloadbeginend): Replace with ...
30944 (find_crtoffloadtable): ... this.
30945 (run_gcc): Remove offload_argc and offload_argv.
30946 Get offload_objects_file_name from -foffload-objects=... option.
30947 Read names of object files with offload from this file, pass them to
30948 compile_images_for_offload_targets. Don't call find_offloadbeginend and
30949 don't pass offloadbegin and offloadend to the linker. Don't pass
30950 offload non-LTO files to the linker, because now they're not claimed.
30952 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
30955 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
30956 on builtin_unreachable.
30958 2016-02-25 Jakub Jelinek <jakub@redhat.com>
30960 PR rtl-optimization/69896
30961 * regcprop.c: Include cfgrtl.h.
30962 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
30963 than remembered mode, either delete it (if noop_move_p), or
30964 treat like copy_p but not noop_p instruction.
30966 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30969 * dwarf2out.c (gen_variable_die): Work around buggy LTO
30970 - allow NULL decl for Fortran DW_TAG_common_block variables.
30972 2016-02-24 Jason Merrill <jason@redhat.com>
30974 * common.opt (flifetime-dse): Add -flifetime-dse=1.
30976 2016-02-24 Richard Biener <rguenther@suse.de>
30977 Jakub Jelinek <jakub@redhat.com>
30979 PR middle-end/69760
30980 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
30981 conditionally executed ops to well-defined overflow behavior.
30983 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30985 PR middle-end/69915
30986 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
30989 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30991 PR rtl-optimization/69886
30992 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
30993 argument. Use it when checking validity of set instructions.
30994 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
30995 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
30997 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
30998 * store-motion.c (find_moveable_store): Update
30999 can_assign_to_reg_without_clobbers_p callsite.
31001 2016-02-24 Richard Biener <rguenther@suse.de>
31003 PR middle-end/68963
31004 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
31006 (record_nonwrapping_iv): Do not fall back to the low/high bound
31007 for non-constant IV bases if the stmt is not always executed.
31009 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31011 * config/arm/arm-cores.def (cortex-a32): New entry.
31012 * config/arm/arm-tables.opt: Regenerate.
31013 * config/arm/arm-tune.md: Regenerate.
31014 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
31015 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
31016 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
31017 for -mcpu and -mtune.
31019 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31022 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
31023 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
31024 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
31025 (atomic_loaddi_1): Delete.
31026 (atomic_loaddi): Rewrite expander using the above changes.
31028 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31031 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
31034 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31035 Richard Biener <rguenth@suse.de>
31037 PR middle-end/69909
31038 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
31039 set_mem_attributes if tem is SSA_NAME which got expanded
31042 2016-02-24 Richard Biener <rguenther@suse.de>
31044 PR tree-optimization/69907
31045 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
31046 end of permutations for BB vectorization.
31048 2016-02-24 Christian Bruel <christian.bruel@st.com>
31050 * config/arm/arm-c.c (arm_option_override): Initialize
31051 target_option_current_node.
31052 * config/arm/arm.c (arm_pragma_target_parse): Replace
31053 build_target_option_node call by target_option_current_node.
31054 Set target_option_current_node.
31057 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
31060 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
31061 define_insn_and_split to define_insn.
31062 (zero_extendqi<mode>2_dot2): Same.
31063 (extendqi<mode>2_dot): Same.
31064 (extendqi<mode>2_dot2): Same.
31066 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
31068 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
31069 and add bypass for AES{D,E} and AESMC pairs.
31070 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
31073 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
31075 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
31076 series for reciprocal square root in Exynos M1.
31078 2016-02-23 Martin Sebor <msebor@redhat.com>
31081 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
31082 __builtin_alloca_with_align.
31084 2016-02-23 Richard Henderson <rth@redhat.com>
31086 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
31087 (ix86_register_pragmas): Remove __seg_tls.
31088 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
31089 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
31090 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
31091 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
31092 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
31093 * doc/extend.texi (__seg_tls): Remove item.
31095 2016-02-23 Richard Biener <rguenther@suse.de>
31097 * alloc-pool.h (struct allocation_object): Make id member
31098 conditional on CHECKING_P again.
31099 (get_instance): Adjust.
31100 (base_pool_allocator): Likewise.
31102 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
31104 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
31105 (parallelize_loops): In OpenACC kernels mode, set n_threads to
31107 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
31109 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
31111 2016-02-23 Richard Biener <rguenther@suse.de>
31113 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
31114 * bitmap.h (struct bitmap_usage): Likewise.
31115 (bitmap_move): Declare.
31116 * bitmap.c (register_overhead): Take size_t argument.
31117 (bitmap_move): New function.
31118 * df-problems.c (df_rd_transfer_function): Use bitmap_move
31119 to properly account overhead.
31120 * tree.c (free_node): Use tree_size.
31122 2016-02-23 Jakub Jelinek <jakub@redhat.com>
31125 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
31126 when inverting comparison.
31129 * common.opt (Wunreachable-code): Add Warning flag.
31131 2016-02-23 Mark Wielaard <mjw@redhat.com>
31132 Jakub Jelinek <jakub@redhat.com>
31135 * cgraphunit.c (check_global_declaration): Check main_input_filename
31136 and DECL_SOURCE_FILE are not NULL.
31138 2016-02-23 Martin Jambor <mjambor@suse.cz>
31140 PR tree-optimization/69666
31141 * tree-sra.c (sra_modify_assign): Do not attempt to create
31142 default_def replacements for unscalarizable regions.
31144 2016-02-20 Mark Wielaard <mjw@redhat.com>
31147 * cgraphunit.c (check_global_declaration): Check level of
31148 warn_unused_const_variable and main_input_filename.
31149 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
31150 (-Wunused-variable): For C implies -Wunused-const-variable=1.
31151 (-Wunused-const-variable): Explain levels 1 and 2.
31153 2016-02-22 Jakub Jelinek <jakub@redhat.com>
31156 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
31157 identical arguments. Formatting and spelling fixes.
31160 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
31165 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
31166 and m68k-devices.def.
31167 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
31168 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
31170 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
31172 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
31173 and HImode registers.
31175 2016-02-22 Richard Biener <rguenther@suse.de>
31177 PR tree-optimization/69882
31178 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
31179 preserve permutations present because of gaps.
31180 (vect_supported_load_permutation_p): Always continue checking
31181 permutations after vect_attempt_slp_rearrange_stmts.
31183 2016-02-22 Bin Cheng <bin.cheng@arm.com>
31185 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
31186 min_profitable_estimate, rather than min_profitable_iters.
31188 2016-02-22 Jakub Jelinek <jakub@redhat.com>
31191 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
31192 SImode for last match_operand.
31194 2016-02-22 Martin Liska <mliska@suse.cz>
31196 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
31197 return bitsize - 1 as the return value.
31199 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
31203 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
31204 Handle negative shift counts.
31205 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
31206 force_reg on the shift constant.
31207 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
31208 (lshrsi3_d): Handle negative shift counts.
31210 2016-02-22 Richard Biener <rguenther@suse.de>
31211 Tom de Vries <tom@codesourcery.com>
31213 * graph.c: Include dumpfile.h.
31214 (print_graph_cfg): Split into three overloads.
31215 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
31217 2016-02-22 Tom de Vries <tom@codesourcery.com>
31219 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
31222 2016-02-22 Richard Biener <rguenther@suse.de>
31225 * ipa-inline-transform.c (inline_call): When not updating
31226 overall summaries adjust self size by the growth estimate.
31227 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
31228 hash-set, do not update overall summaries here. Renamed from ...
31229 (inline_to_all_callers): ... this which is now wrapping the
31230 above and performing delayed overall summary update.
31231 (early_inline_small_functions): Delay updating of the overall
31234 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
31236 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
31239 2016-02-19 Jakub Jelinek <jakub@redhat.com>
31242 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
31243 :%* in %:gt() argument.
31244 (greater_than_spec_func): Adjust for expecting only numbers,
31245 if there are more than two numbers, compare the last two.
31247 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
31249 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
31250 -Wnarrowing with -std.
31252 2016-02-19 Jakub Jelinek <jakub@redhat.com>
31255 * expr.c (store_field): Don't use bit-field path if exp is
31256 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
31257 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
31258 and the assignment can be performed by bitwise copy. Formatting
31261 PR middle-end/69838
31262 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
31263 call copy_reg_eh_region_note_forward on before and/or after sequences
31264 and remove note from insn if it no longer can throw.
31267 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
31268 if TARGET_AVX512BW.
31270 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31272 * config/s390/vector.md: Add missing commutative operand markers
31273 to the patterns which qualify for one.
31274 * config/s390/vx-builtins.md: Likewise.
31276 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31278 * config/s390/vector.md (VI, VI_QHS): Add single element vector
31279 types to mode iterators.
31280 (vec_double): ... and mode attribute.
31281 * config/s390/vx-builtins.md (non_vec_int): Likewise.
31283 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31285 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
31286 Change the predicate of op2 from nonimmediate to general and let
31287 reload fix it if necessary.
31289 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31291 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
31293 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31295 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
31298 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31300 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
31301 * config/s390/s390.c (s390_expand_vec_movstr): New function.
31302 * config/s390/s390.md ("movstr<P:mode>"): Call
31303 s390_expand_vec_movstr.
31305 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31307 * config/s390/s390.md: Add missing output modifier for operand 1
31308 to print it as address properly.
31310 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31312 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
31313 * config/s390/2964.md: New file.
31314 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
31315 of insn grouping attributes depending on the CPU level.
31316 (s390_get_unit_mask): New function.
31317 (s390_sched_score): Remove the OOO from the scheduling macros.
31318 Add loop to calculate a score for the instruction mix.
31319 (s390_sched_reorder): Likewise plus improve debug output.
31320 (s390_sched_variable_issue): Rename macros as above. Calculate
31321 the unit distances after actually scheduling an insn. Improve
31323 (s390_sched_init): Clear last_scheduled_unit_distance array.
31324 * config/s390/s390.md: Include 2964.md.
31326 2016-02-18 Jakub Jelinek <jakub@redhat.com>
31329 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
31330 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
31331 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
31332 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
31333 *avx512f_<code>v8div16qi2_mask_1): New insns.
31335 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
31338 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
31341 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
31342 earlyclobber from target. Use wF constraint for fused memory
31344 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
31346 2016-02-18 Jakub Jelinek <jakub@redhat.com>
31347 Martin Liska <mliska@suse.cz>
31350 * cfgexpand.c (asan_sanitize_stack_p): New function.
31351 (partition_stack_vars): Use the function.
31352 (expand_stack_vars): Likewise.
31353 (defer_stack_allocation): Likewise.
31354 (expand_used_vars): Likewise.
31356 2016-02-18 Richard Biener <rguenther@suse.de>
31358 PR middle-end/69553
31359 * fold-const.c (operand_equal_p): Properly compare offsets for
31360 IMAGPART_EXPR and ARRAY_REF.
31362 2016-02-18 Nick Clifton <nickc@redhat.com>
31366 * config/arm/arm.c (arm_option_override_internal): Disable
31367 interworking if the target does not support thumb instructions.
31368 (arm_reload_in_hi): Handle the case where a register to register
31369 move needs reloading because there is no simple pattern to handle
31371 (arm_reload_out_hi): Likewise.
31373 2016-02-18 Richard Biener <rguenther@suse.de>
31375 PR middle-end/69854
31376 * match.pd: Don't use fold_binary or fold_unary for folding
31379 2016-02-17 Jakub Jelinek <jakub@redhat.com>
31382 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
31383 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
31384 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
31385 warn on gimple_no_warning_p statements.
31387 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
31389 * doc/extend.texi (C++ Attributes): Correct description of
31390 warn_unused type attribute.
31392 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31394 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
31395 correct instruction.
31397 2016-02-17 Richard Biener <rguenther@suse.de>
31399 PR rtl-optimization/69609
31400 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
31401 (find_traces_1_round): When ending a trace update cached priority
31403 (bb_to_key): Use cached priority when available.
31404 (copy_bb): Initialize cached priority.
31405 (reorder_basic_blocks_software_trace_cache): Likewise.
31407 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31410 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
31412 (aarch64_comparison_operator): Break overly long line into two.
31413 (aarch64_comparison_operation): Likewise.
31414 * config/aarch64/aarch64.md (cstorecc4): Use
31415 aarch64_comparison_operator_mode instead of
31416 aarch64_comparison_operator.
31417 (cstore<mode>4): Likewise.
31418 (aarch64_cstore<mode>): Likewise.
31419 (*cstoresi_insn_uxtw): Likewise.
31420 (cstore<mode>_neg): Likewise.
31421 (*cstoresi_neg_uxtw): Likewise.
31423 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31426 * config/arm/predicates.md (arm_comparison_operator_mode):
31428 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
31429 instead of arm_comparison_operator.
31430 (*mov_negscc): Likewise.
31431 (*mov_notscc): Likewise.
31432 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
31433 (*thumb2_mov_negscc): Likewise.
31434 (*thumb2_mov_negscc_strict_it): Likewise.
31435 (*thumb2_mov_notscc): Likewise.
31436 (*thumb2_mov_notscc_strict_it): Likewise.
31438 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
31440 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
31441 Add missing return.
31443 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
31445 * config/visium/visium.c (machine_libfunc_index): New enum.
31446 (machine_libfuncs): New structure.
31447 (visium_libfuncs): New static variable.
31448 (TARGET_INIT_LIBFUNCS): Define to...
31449 (visium_init_libfuncs): ...this. New function.
31450 (expand_block_move_4): Use the appropriate libfunc.
31451 (expand_block_move_2): Likewise.
31452 (expand_block_move_1): Likewise.
31453 (expand_block_set_4): Likewise.
31454 (expand_block_set_2): Likewise.
31455 (expand_block_set_1): Likewise.
31456 (visium_trampoline_init): Likewise.
31458 2016-02-17 Nick Clifton <nickc@redhat.com>
31460 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
31461 TI's devices.csv file as of March 2016.
31463 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
31466 * opts-global.c (handle_common_deferred_options): Introduce and
31467 initialize two global variables to remember command-line options
31468 specifying a stack-limiting register.
31469 * opts.h: Add extern declarations of the two new global variables.
31470 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
31471 variable based on the values of the two new global variables.
31473 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31476 * common.opt (Wnonnull-compare): New warning.
31477 * doc/invoke.texi (-Wnonnull): Remove text about comparison
31478 of arguments against NULL.
31479 (-Wnonnull-compare): Document.
31480 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
31481 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
31482 * passes.def (pass_warn_nonnull_compare): Add.
31483 * gimple-ssa-nonnull-compare.c: New file.
31485 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31487 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
31488 AARCH64_EXTRA_TUNE_RECIP_SQRT.
31490 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31492 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
31493 reciprocal sqrt for -mlow-precision-recip-sqrt.
31495 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31496 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31498 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
31499 always use lane loads to construct non-constant vectors.
31501 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31503 * config/aarch64/aarch64.md
31504 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
31505 constraints for operand 3.
31506 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
31508 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31509 Richard Biener <rguenther@suse.de>
31511 PR tree-optimization/69820
31512 * tree-vect-patterns.c (type_conversion_p): Return false if
31513 *orig_type is unsigned single precision or boolean.
31514 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
31517 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31519 PR rtl-optimization/69764
31520 PR rtl-optimization/69771
31521 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
31522 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
31524 2016-02-16 Richard Biener <rguenther@suse.de>
31526 PR tree-optimization/69776
31527 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
31529 (indirect_refs_may_alias_p): Likewise.
31530 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
31531 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
31532 according to tbaa_p.
31533 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
31534 (optimize_stmt): For redundant store discovery do not allow tbaa.
31536 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
31538 PR tree-optimization/69714
31539 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
31540 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
31542 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
31544 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
31545 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
31546 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
31547 * config/arc/arc.c (arc_init): Check FPU options.
31548 (get_arc_condition_code): Handle new CC_FPU* modes.
31549 (arc_select_cc_mode): Likewise.
31550 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
31551 register pair only. Allow access for ARCv2 accumulator.
31552 (gen_compare_reg): Whenever we have FPU support use FPU compare
31554 (arc_reorg): Don't generate brcc insns when FPU compare
31555 instructions are involved.
31556 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
31557 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
31558 floating point emulation.
31559 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
31560 (REVERSE_CONDITION): Add new CC_FPU* modes.
31561 (TARGET_FP_SP_BASE): Define.
31562 (TARGET_FP_DP_BASE): Likewise.
31563 (TARGET_FP_SP_FUSED): Likewise.
31564 (TARGET_FP_DP_FUSED): Likewise.
31565 (TARGET_FP_SP_CONV): Likewise.
31566 (TARGET_FP_DP_CONV): Likewise.
31567 (TARGET_FP_SP_SQRT): Likewise.
31568 (TARGET_FP_DP_SQRT): Likewise.
31569 (TARGET_FP_DP_AX): Likewise.
31570 * config/arc/arc.md (ARCV2_ACC): New constant.
31571 (type): New fpu type attribute.
31572 (SDF): Conditional iterator.
31573 (cstore<mode>, cbranch<mode>): Change expand condition.
31574 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
31575 handles FPU/FPX cases as well.
31576 * config/arc/arc.opt (mfpu): New option.
31577 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
31579 (adddf3, muldf3, subdf3): Removed.
31580 * config/arc/predicates.md (proper_comparison_operator): Recognize
31582 * config/arc/fpu.md: New file.
31583 * doc/invoke.texi (ARC Options): Document mfpu option.
31585 2016-02-16 Richard Biener <rguenther@suse.de>
31587 PR rtl-optimization/69291
31588 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
31589 noce_operand_ok check.
31591 2016-02-16 Tom de Vries <tom@codesourcery.com>
31594 * omp-low.c (simd_clone_create): Remove call to
31595 symtab->call_cgraph_insertion_hooks.
31597 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31599 PR tree-optimization/69802
31600 * tree-ssa-reassoc.c (update_range_test): If op is
31601 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
31602 op == 1 test of precision 1 integral op, otherwise handle
31603 that case as op itself. Fix up formatting.
31604 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
31607 2016-02-16 Richard Biener <rguenther@suse.de>
31609 PR tree-optimization/69586
31610 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
31611 types for conversion sources.
31613 2016-02-16 Richard Biener <rguenther@suse.de>
31615 PR middle-end/69801
31616 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
31617 mask OEP_ADDRESS_OF.
31619 2016-02-16 Alan Modra <amodra@gmail.com>
31622 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
31623 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
31624 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
31626 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
31627 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
31628 (p8_fmrgow_<mode>): Likewise.
31629 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
31631 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
31632 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
31633 to use movdi_internal64. Remove op0_di.
31634 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
31636 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
31638 Add support for the FCCMP insn types
31640 * config/aarch64/aarch64.md (fccmp): Change insn type.
31641 (fccmpe): Likewise.
31642 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
31643 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
31644 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
31645 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
31646 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
31647 * config/arm/types.md (fccmps): Add new insn type.
31648 (fccmpd): Likewise.
31650 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
31652 * alias.c (get_alias_set): Fix a typo in comment.
31654 2016-02-15 Richard Biener <rguenther@suse.de>
31656 PR tree-optimization/69595
31657 * match.pd: Complete range test simplification to true.
31659 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
31661 PR rtl-optimization/69648
31662 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
31663 pic_offset_table_rtx.
31665 PR rtl-optimization/69752
31666 * ira.c (update_equiv_regs): When looking for more than a single SET,
31667 also take other side effects into account.
31669 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31671 * config/s390/s390.c (s390_function_profiler): Add a new sequence
31672 for z900+ CPUs in 31-bit mode.
31674 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31676 * common/config/s390/s390-common.c (s390_supports_split_stack):
31678 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
31679 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
31680 * config/s390/s390.c (struct machine_function): New field
31681 split_stack_varargs_pointer.
31682 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
31683 in s390_emit_prologue.
31684 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
31686 (morestack_ref): New global.
31687 (SPLIT_STACK_AVAILABLE): New macro.
31688 (s390_expand_split_stack_prologue): New function.
31689 (s390_live_on_entry): New function.
31690 (s390_va_start): Use split-stack vararg pointer if appropriate.
31691 (s390_asm_file_end): Emit the split-stack note sections.
31692 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
31693 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
31694 (UNSPECV_SPLIT_STACK_CALL): New unspec.
31695 (UNSPECV_SPLIT_STACK_DATA): New unspec.
31696 (split_stack_prologue): New expand.
31697 (split_stack_space_check): New expand.
31698 (split_stack_data): New insn.
31699 (split_stack_call): New expand.
31700 (split_stack_call_*): New insn.
31701 (split_stack_cond_call): New expand.
31702 (split_stack_cond_call_*): New insn.
31704 2016-02-15 Richard Biener <rguenther@suse.de>
31706 PR tree-optimization/69783
31707 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31708 Add trivially correct cases.
31710 2016-02-15 Tom de Vries <tom@codesourcery.com>
31713 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
31715 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
31717 2016-02-15 Richard Biener <rguenther@suse.de>
31719 PR tree-optimization/69776
31720 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
31721 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
31722 indicate whether we can use TBAA to disambiguate against stores.
31723 Use alias-set zero if not.
31724 (visit_reference_op_store): Do not use TBAA when looking up
31726 * tree-ssa-pre.c (compute_avail): Use TBAA here.
31727 (eliminate_dom_walker::before_dom_children): But not when looking
31728 up redundant stores.
31730 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
31732 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
31734 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
31736 * config/i386/znver1.md
31737 (znver1_pop, znver1_pop_mem,
31738 znver1_load_imov_double_store,
31739 znver1_load_imov_direct_store,
31740 znver1_load_imov_direct_load,
31741 znver1_load_imov_double_load): Add new.
31742 (znver1_insn, znver1_insn_load): Add icmov type.
31743 (znver1_sseavx_fma,
31744 znver1_sseavx_fma_load,
31746 znver1_avx256_fma_load): Fix pipe usage.
31748 2016-02-14 Alan Modra <amodra@gmail.com>
31751 * reload.c (find_reloads_address_1): For pre/post-inc/dec
31752 with an invalid hard reg, reload just the reg not the entire
31753 pre/post-inc/dec address expression.
31755 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31758 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
31759 fixed R1_REG scratch reg.
31760 (sibcall_value_pcrel_fdpic): Likewise.
31762 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31766 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
31768 2016-02-12 Walter Lee <walt@tilera.com>
31770 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
31771 * config/tilegx/t-tilegx: Likewise.
31773 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31776 * diagnostic-show-locus.c (struct line_span): New struct.
31777 (layout::get_first_line): Delete.
31778 (layout::get_last_line): Delete.
31779 (layout::get_num_line_spans): New member function.
31780 (layout::get_line_span): Likewise.
31781 (layout::print_heading_for_line_span_index_p): Likewise.
31782 (layout::get_expanded_location): Likewise.
31783 (layout::calculate_line_spans): Likewise.
31784 (layout::m_first_line): Delete.
31785 (layout::m_last_line): Delete.
31786 (layout::m_line_spans): New field.
31787 (layout::layout): Update comment. Replace m_first_line and
31788 m_last_line with m_line_spans, replacing their initialization
31789 with a call to calculate_line_spans.
31790 (diagnostic_show_locus): When printing source lines and
31791 annotations, rather than looping over a single span
31792 of lines, instead loop over each line_span within
31793 the layout, with an inner loop over the lines within them.
31794 Call the context's start_span callback when changing line spans.
31795 * diagnostic.c (diagnostic_initialize): Initialize start_span.
31796 (diagnostic_build_prefix): Break out the building of the location
31797 part of the string into...
31798 (diagnostic_get_location_text): ...this new function, rewriting
31799 it from nested ternary expressions to a sequence of "if"
31801 (default_diagnostic_start_span_fn): New function.
31802 * diagnostic.h (diagnostic_start_span_fn): New typedef.
31803 (diagnostic_context::start_span): New field.
31804 (default_diagnostic_start_span_fn): New prototype.
31806 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31809 * gcc.c (driver::finalize): Fix cleanup of "specs".
31811 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31815 * gcc.c (driver::driver): Initialize m_option_suggestions.
31816 (driver::~driver): Clean up m_option_suggestions.
31817 (suggest_option): Convert to...
31818 (driver::suggest_option): ...this, and split out into
31819 driver::build_option_suggestions and find_closest_string.
31820 (driver::build_option_suggestions): New function, from
31821 first half of suggest_option. Special-case
31822 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
31823 the sanitizer_opts array. For options of enum types, add the
31824 various enum values to the candidate strings.
31825 (driver::handle_unrecognized_options): Remove "const".
31826 * gcc.h (driver::handle_unrecognized_options): Likewise.
31827 (driver::build_option_suggestions): New decl.
31828 (driver::suggest_option): New decl.
31829 (driver::m_option_suggestions): New field.
31830 * opts-common.c (add_misspelling_candidates): New function.
31831 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
31832 and make non-static.
31833 * opts.h (sanitizer_opts): New array decl.
31834 (add_misspelling_candidates): New function decl.
31835 * spellcheck.c (find_closest_string): New function.
31836 * spellcheck.h (find_closest_string): New function decl.
31838 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31840 PR rtl-optimization/69764
31841 PR rtl-optimization/69771
31842 * optabs.c (expand_binop_directly): For shift_optab_p, force
31843 convert_modes with VOIDmode if xop1 has VOIDmode.
31845 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
31848 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
31849 to correctly determine instrumentation thunks.
31851 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31854 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
31855 type by reference, force lhs on the call.
31858 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
31859 Compute retval and retbnd early in all cases if split_part_return_p
31860 and return_bb is not EXIT. Remove all clobber stmts and reset
31861 all debug stmts that refer to SSA_NAMEs defined in split part,
31862 except if it is retval, in that case replace the old retval with the
31863 lhs of the call to the split part.
31865 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31868 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31870 PR middle-end/66726
31871 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31872 whose result is used in PHI.
31873 (maybe_optimize_range_tests): Likewise.
31874 (final_range_test_p): Likweise.
31876 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31878 PR middle-end/66726
31879 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31880 whose result is used in PHI.
31881 (maybe_optimize_range_tests): Likewise.
31882 (final_range_test_p): Likweise.
31884 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31886 * cgraph.c: Spelling fixes - behaviour -> behavior and
31887 neighbour -> neighbor.
31888 * target.def: Likewise.
31889 * sel-sched.c: Likewise.
31890 * config/mips/mips.c: Likewise.
31891 * config/arc/arc.md: Likewise.
31892 * config/arm/cortex-a57.md: Likewise.
31893 * config/arm/arm.c: Likewise.
31894 * config/arm/neon.md: Likewise.
31895 * config/arm/arm-c.c: Likewise.
31896 * config/vms/vms-c.c: Likewise.
31897 * config/s390/s390.c: Likewise.
31898 * config/i386/znver1.md: Likewise.
31899 * config/i386/i386.c: Likewise.
31900 * config/ia64/hpux-unix2003.h: Likewise.
31901 * config/msp430/msp430.md: Likewise.
31902 * config/rx/rx.c: Likewise.
31903 * config/rx/rx.md: Likewise.
31904 * config/aarch64/aarch64-simd.md: Likewise.
31905 * config/aarch64/aarch64.c: Likewise.
31906 * config/nvptx/nvptx.c: Likewise.
31907 * config/bfin/bfin.c: Likewise.
31908 * config/cris/cris.opt: Likewise.
31909 * config/rs6000/rs6000.c: Likewise.
31910 * target.h: Likewise.
31911 * spellcheck.c: Likewise.
31912 * ira-build.c: Likewise.
31913 * tree-inline.c: Likewise.
31914 * builtins.c: Likewise.
31915 * lra-constraints.c: Likewise.
31916 * explow.c: Likewise.
31917 * hwint.h: Likewise.
31918 * targhooks.c: Likewise.
31919 * tree-vect-data-refs.c: Likewise.
31920 * expr.c: Likewise.
31921 * doc/tm.texi: Likewise.
31922 * doc/extend.texi: Likewise.
31923 * doc/install.texi: Likewise.
31924 * doc/md.texi: Likewise.
31925 * tree-ssa-tail-merge.c: Likewise.
31926 * sched-int.h: Likewise.
31927 * match.pd: Likewise.
31928 * sched-ebb.c: Likewise.
31929 * target.def (omit_struct_return_reg): Likewise.
31930 * gimple-ssa-isolate-paths.c: Likewise.
31931 (find_implicit_erroneous_behaviour): Renamed to...
31932 (find_implicit_erroneous_behavior): ... this.
31933 (find_explicit_erroneous_behaviour): Renamed to...
31934 (find_explicit_erroneous_behavior): ... this.
31935 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
31937 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
31939 PR rtl-optimization/64682
31940 PR rtl-optimization/69567
31941 PR rtl-optimization/69737
31942 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
31943 in I2 as well, just lose it.
31945 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31947 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
31949 (aarch64_last_printed_tune_string): Likewise.
31950 (aarch64_declare_function_name): Only output .arch assembler
31951 directive if it will be different from the previously output
31952 directive. Same for .tune comment but only if -dA is set.
31953 (aarch64_start_file): New function.
31954 (TARGET_ASM_FILE_START): Define.
31956 2016-02-11 David Malcolm <dmalcolm@redhat.com>
31959 * Makefile.in (PLUGIN_HEADERS): Add params.list.
31961 2016-02-11 Jakub Jelinek <jakub@redhat.com>
31964 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
31965 -Wmaybe-uninitialized warning.
31967 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
31970 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
31972 2016-02-11 Richard Biener <rguenther@suse.de>
31974 PR rtl-optimization/69291
31975 * ifcvt.c (noce_try_store_flag_constants): Do not allow
31976 subexpressions affected by changing the result.
31978 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
31981 * lra-constraints.c (curr_insn_transform): Find in/out operands
31982 for secondary memory moves. Update dups.
31984 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
31986 PR tree-optimization/69652
31987 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
31988 to nested loop, did source re-formatting, skip debug statements,
31989 add check on statement with volatile operand, remove dead scalar
31992 2016-02-10 Jakub Jelinek <jakub@redhat.com>
31993 Patrick Palka <ppalka@gcc.gnu.org>
31997 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
31998 calls if the return type is TREE_ADDRESSABLE.
31999 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
32000 * ipa-split.c (split_function): Fix doubled "we" in comment.
32001 Use void return type for the split part even if
32002 !split_point->split_part_set_retval.
32004 2016-02-10 Bin Cheng <bin.cheng@arm.com>
32006 PR tree-optimization/68021
32007 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
32008 when computing the value of biv cand by itself.
32010 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
32012 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
32013 (cortexa57_tunings): Likewise.
32014 (cortexa72_tunings): Likewise.
32015 (arch_macro_fusion_pair_p): Add support for AES fusion.
32016 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
32017 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
32018 Allow virtual registers before reload so early scheduling works.
32019 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
32020 correct latency and pipeline.
32021 (cortex_a57_crypto_complex): Likewise.
32022 (cortex_a57_crypto_xor): Likewise.
32023 (define_bypass): Add AES bypass.
32025 2016-02-10 Richard Biener <rguenther@suse.de>
32027 PR tree-optimization/69726
32028 * passes.def: Add DCE pass before late uninit.
32029 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
32030 really fixup if-conversions job.
32032 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
32034 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
32035 (arm_cortex_a57_tune): Likewise.
32036 (aarch_macro_fusion_pair_p): Add support for AES fusion.
32037 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
32039 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
32041 * timevar.def (TV_PHASE_DBGINFO): Delete.
32042 (TV_PHASE_CHECK_DBGINFO): Likewise.
32043 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
32045 2016-02-10 Richard Biener <rguenther@suse.de>
32047 PR tree-optimization/69719
32048 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32049 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
32051 2016-02-09 Andrew Pinski <apinski@cavium.com>
32054 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
32055 get_vcond_mask_icode returns false.
32057 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
32060 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
32061 an ADDIS that adds a pointer to a large constant that sets the
32062 upper16 bits with a load operation.
32064 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
32067 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
32069 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
32071 (vzipq_s16): Likewise.
32072 (vzipq_s32): Likewise.
32073 (vzipq_f32): Likewise.
32074 (vzipq_u8): Likewise.
32075 (vzipq_u16): Likewise.
32076 (vzipq_u32): Likewise.
32077 (vzipq_p8): Likewise.
32078 (vzipq_p16): Likewise.
32080 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
32083 * config/arm/arm.c (neon_endian_lane_map): New function.
32084 (neon_vector_pair_endian_lane_map): New function.
32085 (arm_evpc_neon_vuzp): Allow for big endian lane order.
32086 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
32088 (vuzpq_s16): Likewise.
32089 (vuzpq_s32): Likewise.
32090 (vuzpq_f32): Likewise.
32091 (vuzpq_u8): Likewise.
32092 (vuzpq_u16): Likewise.
32093 (vuzpq_u32): Likewise.
32094 (vuzpq_p8): Likewise.
32095 (vuzpq_p16): Likewise.
32097 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
32100 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
32103 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
32105 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
32106 truncate const_int operand 1 to QImode.
32108 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
32110 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
32111 corresponding to an abnormal edge.
32113 2016-02-09 Tom de Vries <tom@codesourcery.com>
32115 PR tree-optimization/69599
32116 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
32118 (find_func_aliases_for_builtin_call, find_func_clobbers)
32119 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
32122 2016-02-09 Richard Biener <rguenther@suse.de>
32124 PR tree-optimization/69715
32125 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
32126 LHS on calls as non-rewritable.
32128 2016-02-09 Tom de Vries <tom@codesourcery.com>
32131 * lto-wrapper.c (append_diag_options): New function.
32132 (compile_offload_image): Call append_diag_options.
32134 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
32137 * doc/extend.texi (Flag Output Operands): Correct sectioning.
32138 Minor copy-edit to fix verb tenses.
32140 2016-02-08 Jakub Jelinek <jakub@redhat.com>
32142 PR tree-optimization/69209
32143 * ipa-split.c (split_function): If split part is not
32144 returning retval, retval has gimple type but is not
32145 gimple value, force it into a SSA_NAME first.
32147 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
32149 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
32152 2016-02-08 Jason Merrill <jason@redhat.com>
32155 * convert.c (convert_to_integer_1): Check dofold on truncation
32157 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
32158 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
32159 Rename from *_nofold.
32160 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
32161 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
32163 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
32166 * tree.c (build_common_tree_nodes): Remove short_double argument.
32167 All callers changed.
32168 * tree.h (build_common_tree_nodes): Adjust declaration.
32169 * doc/invoke.texi (-fshort-double): Remove documentation.
32170 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
32171 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
32172 * lto-wrapper.c (merge_and_complain, append_compiler_options)
32173 (append_linker_options): Don't handle OPT_fshort_double.
32175 PR rtl-optimization/68730
32176 * lra-remat.c (insn_to_cand_activation): New static variable.
32177 (lra_remat): Allocate and free it.
32178 (create_cand): New arg activation. Initialize a field in
32179 insn_to_cand_activation if it is nonnull.
32180 (create_cands): Pass the activation insn to create_cand when making
32181 a candidate involving an output reload. Reorganize code a little.
32182 (do_remat): Keep track of active status of candidates in a separate
32185 2016-02-08 Richard Biener <rguenther@suse.de>
32187 PR tree-optimization/69719
32188 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32189 Properly use absolute of the difference of the two offsets to
32190 compare or adjust the segment length.
32192 2016-02-08 Richard Biener <rguenther@suse.de>
32193 Jeff Law <law@redhat.com>
32196 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
32197 types for anonymous SSA names.
32199 2016-02-08 Richard Biener <rguenther@suse.de>
32201 PR rtl-optimization/69274
32202 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
32204 2016-02-08 Jeff Law <law@redhat.com>
32206 PR tree-optimization/65917
32207 * tree-ssa-dom.c (record_temporary_equivalences): Record both
32208 equivalences from if (x == y) style conditionals.
32209 (loop_depth_of_name): Remove.
32210 (record_equality): Remove loop depth check.
32211 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
32212 (const_and_copies::record_const_or_copy_raw): New member function.
32213 * tree-ssa-scopedtables.c
32214 (const_and_copies::record_const_or_copy_raw): New, factored out of
32215 (const_and_copies::record_const_or_copy): Call new member function.
32217 2016-02-05 Jeff Law <law@redhat.com>
32219 PR tree-optimization/68541
32220 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
32221 (count_stmts_in_block): New function.
32222 (poor_ifcvt_candidate_code): Likewise.
32223 (is_feasible_trace): Add some heuristics to determine when path
32224 splitting is profitable.
32225 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
32226 is a diamond with a single exit.
32228 2016-02-05 Martin Sebor <msebor@redhat.com>
32231 * doc/invoke.texi: Update -Wplacement-new to take an optional
32234 2016-02-06 Richard Henderson <rth@redhat.com>
32237 * tree.c (tree_nop_conversion_p): Do not strip casts into or
32238 out of non-standard address spaces.
32240 2016-02-05 Jakub Jelinek <jakub@redhat.com>
32242 PR rtl-optimization/69691
32243 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
32245 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
32247 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
32248 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
32249 (*ieee128_mfvsrd_64bit): Likewise.
32250 (*ieee128_mfvsrd_32bit): Likewise.
32252 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
32256 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32258 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32259 instrumented_version.
32261 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
32263 * doc/invoke.texi (Optimize Options): In table of --param options
32264 rename second occurrence of tracer-min-branch-ratio to
32265 tracer-min-branch-probability, rename
32266 tracer-min-branch-ratio-feedback to
32267 tracer-min-branch-probability-feedback and clarify description,
32268 rename sched-spec-state-edge-prob-cutoff to
32269 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
32270 to selsched-insns-to-rename, rename lto-minpartition to
32271 lto-min-partition, delete reorder-blocks-duplicate and
32272 reorder-blocks-duplicate-feedback.
32274 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32276 * config/s390/s390.c (s390_register_info_set_ranges): Remove
32279 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
32281 * doc/extend.texi: S/390: Correct some typos.
32283 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32285 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
32287 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32290 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
32291 (s390_register_info_gprtofpr): Use new macros above.
32292 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
32294 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
32295 its name. Adjust restore and save gpr ranges.
32296 (s390_register_info_set_ranges): New function.
32297 (s390_register_info): Use new macros above. Call
32298 s390_register_info_set_ranges.
32299 (s390_optimize_register_info): Likewise.
32300 (s390_hard_regno_rename_ok): Use new macros.
32301 (s390_hard_regno_scratch_ok): Likewise.
32302 (s390_emit_epilogue): Likewise.
32303 (s390_can_use_return_insn): Likewise.
32304 (s390_optimize_prologue): Likewise.
32305 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
32307 2016-02-05 Jakub Jelinek <jakub@redhat.com>
32310 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
32312 (ix86_option_override_internal): Disable TARGET_STV even for
32313 -m{incoming,preferred}-stack-boundary=3.
32315 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
32317 * config.gcc: Mark deprecated rtems targets as obsolete.
32319 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
32321 PR rtl-optimization/64682
32322 PR rtl-optimization/69567
32323 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
32324 before I2 only if the register is both used and set in I2.
32326 2016-02-04 DJ Delorie <dj@redhat.com>
32328 * config/msp430/msp430.c (msp430_start_function): Add function type.
32330 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32333 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
32335 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
32337 PR rtl-optimization/69577
32339 2015-10-29 Richard Henderson <rth@redhat.com>
32343 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
32344 sse check to the exact conditions of PR 67609.
32346 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
32349 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
32350 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
32351 not allowed into the traditional Altivec registers.
32352 (movtd_64bit_nodm): Likewise.
32353 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
32355 2016-02-04 David Malcolm <dmalcolm@redhat.com>
32357 * config/aarch64/cortex-a57-fma-steering.c
32358 (aarch64_register_fma_steering): Remove "static" from arguments
32361 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
32364 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
32365 twice when complex.
32367 2016-02-04 Mike Frysinger <vapier@gentoo.org>
32369 * doc/invoke.texi: Delete -mno-fma4.
32371 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
32373 PR rtl-optimization/69577
32374 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
32375 (find_subregs_of_mode): Update accordingly. Iterate over partial
32378 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
32380 * config/arm/arm-protos.h (neon_reinterpret): Remove.
32381 * config/arm/arm.c (neon_reinterpret): Remove.
32382 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
32383 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
32384 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
32385 vreinterpretti): Remove.
32386 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
32387 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
32388 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
32389 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
32390 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
32391 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
32392 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
32393 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
32394 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
32395 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
32396 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
32397 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
32398 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
32399 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
32400 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
32401 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
32402 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
32403 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
32404 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
32405 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
32406 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
32407 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
32408 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
32409 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
32410 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
32411 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
32412 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
32413 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
32414 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
32415 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
32416 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
32417 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
32418 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
32419 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
32420 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
32421 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
32422 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
32423 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
32424 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
32425 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
32426 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
32427 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
32428 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
32429 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
32430 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
32431 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
32432 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
32433 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
32434 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
32435 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
32436 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
32437 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
32438 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
32439 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
32440 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
32441 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
32442 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
32443 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
32444 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
32445 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
32446 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
32447 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
32448 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
32449 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
32450 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
32451 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
32452 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
32453 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
32454 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
32455 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
32456 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
32457 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
32458 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
32459 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
32460 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
32461 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
32462 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
32463 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
32464 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
32465 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
32466 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
32467 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
32468 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
32469 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
32470 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
32471 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
32472 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
32473 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
32474 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
32475 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
32476 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
32477 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
32478 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
32479 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
32480 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
32481 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
32482 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
32483 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
32484 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
32485 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
32486 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
32487 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
32488 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
32490 2016-02-04 Martin Liska <mliska@suse.cz>
32493 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
32494 that are gimple_store_p.
32495 (maybe_instrument_call): Likewise.
32497 2016-02-04 Bin Cheng <bin.cheng@arm.com>
32499 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
32500 register scaling out of memory reference and comment why.
32502 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32506 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
32507 folding the source of a SET.
32509 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32513 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
32514 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
32516 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
32520 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
32523 2016-02-04 Christian Bruel <christian.bruel@st.com>
32525 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
32526 * config/arm/arm.c (arm_set_current_function): Likewise.
32528 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32529 Ilya Enkovich <enkovich.gnu@gmail.com>
32530 H.J. Lu <hongjiu.lu@intel.com>
32533 * config/i386/i386.c (convert_scalars_to_vector): Remove
32534 stack alignment fixes.
32535 (ix86_option_override_internal): Disable TARGET_STV if stack
32536 might not be aligned enough.
32537 (ix86_minimum_alignment): Assert that TARGET_STV is false.
32539 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
32541 * config/i386/x86-tune.def: Disable default prefetching
32544 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
32545 Vladimir Makarov <vmakarov@redhat.com>
32548 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
32549 in validating fused toc addresses.
32551 2016-02-03 Jakub Jelinek <jakub@redhat.com>
32554 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
32555 range->m_caret fields if range->m_show_caret_p is false.
32558 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
32559 Force oldval into register if it does not satisfy reg_or_short_operand
32560 predicate. Fix up formatting.
32562 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
32563 Alexandre Oliva <aoliva@redhat.com>
32566 * lra-constraints.c (simplify_operand_subreg): Check additionally
32567 address validity after potential reloading.
32568 (process_address_1): Check insns validity. In case of failure do
32571 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
32574 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
32577 2016-02-02 Jakub Jelinek <jakub@redhat.com>
32579 * wide-int.cc (canonize_uhwi): New function.
32580 (wi::divmod_internal): Use it.
32582 2016-02-02 James Norris <jnorris@codesourcery.com>
32584 * gimplify.c (omp_notice_variable): Add usage check.
32586 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
32588 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
32589 like LE, GE, LT, GT when emitting relational operator.
32591 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32593 * ira-costs.c (find_costs_and_classes): Add extra argument.
32594 * target.def (ira_change_pseudo_allocno_class): Add parameter.
32595 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
32596 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
32597 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
32598 Add best_class parameter, and return it if not ALL_REGS.
32599 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
32601 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
32602 Update target hook.
32604 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32606 * config/aarch64/aarch64.c
32607 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
32608 (aarch64_ira_change_pseudo_allocno_class): New function.
32610 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
32613 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
32615 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
32617 * config/avr/avr.c (avr_option_override): Set
32618 PARAM_ALLOW_STORE_DATA_RACES to 1.
32620 2016-02-02 Richard Biener <rguenther@suse.de>
32622 PR tree-optimization/69595
32623 * match.pd: Add range test simplifications to true/false.
32625 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
32627 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
32628 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
32631 2016-02-02 Richard Biener <rguenther@suse.de>
32633 PR tree-optimization/69606
32634 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
32635 info on the result before moving a stmt.
32637 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
32639 PR middle-end/68542
32640 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
32641 branch with vector comparison.
32642 * config/i386/sse.md (VI48_AVX): New mode iterator.
32643 (define_expand "cbranch<mode>4): Add support for conditional branch
32644 with vector comparison.
32645 * tree-vect-loop.c (optimize_mask_stores): New function.
32646 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
32647 has_mask_store field of vect_info.
32648 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
32649 vectorized loops having masked stores after vec_info destroy.
32650 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
32651 correspondent macros.
32652 (optimize_mask_stores): Add prototype.
32654 2016-02-02 Alan Modra <amodra@gmail.com>
32657 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
32660 2016-02-02 Alan Modra <amodra@gmail.com>
32663 * config/rs6000/rs6000.c (need_toc_init): New var, set it
32664 whenever toc_label_name used.
32665 (rs6000_file_start): Don't set up toc section here,
32666 (rs6000_output_function_epilogue): do so here instead,
32667 (rs6000_xcoff_file_start): and here.
32668 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
32669 (load_toc_aix_di): Likewise.
32671 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32673 PR rtl-optimization/69592
32674 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
32675 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
32676 (num_sign_bit_copies_binary_arith_p): New inline function.
32677 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
32679 2016-02-01 Jeff Law <law@redhat.com>
32681 PR tree-optimization/69580
32682 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
32683 * tree-ssa-threadbackward.c
32684 (fsm_find_control_statement_thread_paths): Do not try to walk
32685 through large PHI nodes.
32687 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32689 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
32690 when count is incremented above limit, don't analyze further
32693 * omp-low.c (oacc_parse_default_dims): Avoid
32694 -Wsign-compare warning, make sure value fits into int
32695 rather than just unsigned int.
32697 2016-02-01 Bin Cheng <bin.cheng@arm.com>
32699 PR tree-optimization/67921
32700 * fold-const.c (split_tree): New parameters. Convert pointer
32701 type variable part to proper type before negating.
32702 (fold_binary_loc): Pass new arguments to split_tree.
32704 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
32706 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
32707 (nvptx_goacc_validate_dims): Extend to handle global defaults.
32708 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
32709 * doc/tm.texti: Rebuilt.
32710 * doc/invoke.texi (fopenacc-dim): Document.
32711 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
32712 (append_compiler_options): Likewise.
32713 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
32714 (oacc_parse_default_dims): New.
32715 (oacc_validate_dims): Add USED arg. Select non-unity default when
32717 (oacc_loop_fixed_partitions): Return mask of used partitions.
32718 (oacc_loop_auto_partitions): Emit dump info.
32719 (oacc_loop_partition): Return mask of used partitions.
32720 (execute_oacc_device_lower): Parse default dimension arg. Adjust
32721 loop partitioning and validation calls.
32723 2016-02-01 Richard Biener <rguenther@suse.de>
32725 PR middle-end/69556
32726 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
32728 2016-02-01 Richard Biener <rguenther@suse.de>
32730 PR tree-optimization/69574
32731 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
32732 of asserting return chrec_dont_know.
32734 2016-02-01 Martin Liska <mliska@suse.cz>
32736 * mem-stats-traits.h: Add copyright header.
32737 * mem-stats.h: Likewise.
32739 2016-02-01 Richard Biener <rguenther@suse.de>
32741 PR tree-optimization/69579
32742 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
32743 Do not propagate through abnormal PHI results.
32745 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
32747 * postreload.c (reload_cse_simplify): Remove dead code.
32749 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32751 PR rtl-optimization/69570
32752 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
32753 if there is more than one set, not if there is a single set.
32755 2016-02-01 Richard Henderson <rth@redhat.com>
32758 * combine.c (make_compound_operation): When looking through a
32759 subreg, make sure to re-extend to the width of the outer mode.
32761 2016-01-30 Jakub Jelinek <jakub@redhat.com>
32763 PR tree-optimization/69546
32764 * wide-int.cc (wi::divmod_internal): For unsigned division
32765 where both operands fit into uhwi, if o1 is 1 and o0 has
32766 msb set, if divident_prec is larger than bits per hwi,
32767 clear another quotient word and return 2 instead of 1.
32768 Similarly for remainder with msb in HWI set, if dividend_prec
32769 is larger than bits per hwi.
32771 2016-01-29 Martin Jambor <mjambor@suse.cz>
32773 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
32774 Use short lowercase names.
32775 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
32776 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
32777 acq_rel one. Protect warning agains segfaults if
32778 get_memory_order_name returns NULL.
32779 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
32780 with release semantics. Do not warn if get_memory_order already did.
32781 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
32782 semantics. Fix check for relaxed or acquire semantics. Do not warn
32783 if get_memory_order already did.
32785 2016-01-29 Sebastian Pop <s.pop@samsung.com>
32787 * doc/install.texi: Document that isl-0.16 is supported.
32789 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
32792 * config/i386/constraints.md (Bm): Describe as special memory
32794 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
32795 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32796 * genpreds.c (struct constraint_data): Add is_special_memory.
32797 (have_special_memory_constraints, special_memory_start): New
32799 (special_memory_end): Ditto.
32800 (add_constraint): Add new arg is_special_memory. Add code to
32801 process its true value. Update have_special_memory_constraints.
32802 (process_define_constraint): Pass the new arg.
32803 (process_define_register_constraint): Ditto.
32804 (choose_enum_order): Process special memory.
32805 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
32806 function insn_extra_special_memory_constraint.
32807 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32808 * gensupport.c (process_rtx): Process
32809 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32810 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
32811 * ira-lives.c (single_reg_class): Use
32812 insn_extra_special_memory_constraint.
32813 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
32814 * lra-constraints.c (process_alt_operands): Ditto.
32815 (curr_insn_transform): Use insn_extra_special_memory_constraint.
32816 * recog.c (asm_operand_ok, preprocess_constraints): Process
32818 * reload.c (find_reloads): Ditto.
32819 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
32820 * stmt.c (parse_input_constraint): Use
32821 insn_extra_special_memory_constraint.
32823 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32826 * lra-splill.c (lra_final_code_change): Revert r229087 by
32827 removing all sub-registers.
32829 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
32832 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
32834 2016-01-29 Jakub Jelinek <jakub@redhat.com>
32837 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
32838 SSE1, copy target into the temporary reg first before recursing
32841 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32843 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
32846 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32848 * ginclude/stdarg.h: Test __cplusplus instead of
32849 __GXX_EXPERIMENTAL_CXX0X__.
32851 2016-01-29 Richard Biener <rguenther@suse.de>
32853 PR tree-optimization/69547
32854 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
32855 Do not mark clobbers necessary.
32856 (mark_all_reaching_defs_necessary_1): Likewise.
32858 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32860 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
32861 declaration name with %qs and print it in both error messages.
32862 Also fix indentation.
32864 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32867 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
32868 trailing blank line from error message.
32870 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32873 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
32876 2016-01-29 Richard Biener <rguenther@suse.de>
32878 PR middle-end/69537
32879 * match.pd: Allow all integral types when simplifying a
32880 widening or sign-changing conversion.
32882 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32884 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
32885 back to setting codegen_error to fail codegen.
32887 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
32890 * config/i386/constraints.md (C): Only accept constant zero operand.
32891 (BC): New constraint.
32892 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
32893 instead of C constraint.
32894 * doc/md.texi (Machine Constraints): Update description
32897 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
32900 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
32902 2016-01-28 Jakub Jelinek <jakub@redhat.com>
32904 PR middle-end/69542
32905 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
32908 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
32910 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
32911 branches if using guessed profile.
32913 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
32915 * graphite-optimize-isl.c (optimize_isl): Fix dump.
32917 2016-01-28 Richard Henderson <rth@redhat.com>
32920 * config/aarch64/aarch64-modes.def (CC_Cmode): New
32921 * config/aarch64/aarch64-protos.h: Update.
32922 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
32923 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
32924 (aarch64_get_condition_code_1): Handle CC_Cmode.
32925 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
32926 (*add<mode>3_compareC_cconly_imm): New.
32927 (*add<mode>3_compareC_cconly): New.
32928 (*add<mode>3_compareC_imm): New.
32929 (add<mode>3_compareC): New.
32930 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
32931 to be first. Use aarch64_carry_operation.
32932 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
32933 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
32934 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
32935 (subti3): Use subdi3_compare1.
32936 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
32937 (sub<mode>3_compare1): New.
32938 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
32939 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
32940 (*subsi3_carryin_uxtw): Likewise.
32941 (*ngc<mode>, *ngcsi_uxtw): Likewise.
32942 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
32943 * config/aarch64/iterators.md (DWI): New.
32944 * config/aarch64/predicates.md (aarch64_carry_operation): New.
32945 (aarch64_borrow_operation): New.
32947 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
32949 * graphite-optimize-isl.c (optimize_isl): Print a different debug
32950 message when isl does not return a valid schedule.
32952 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32954 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
32955 Remove comments from class declarations: they are already in the code
32958 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32960 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
32962 (ternary_op_to_tree): Same.
32963 (unary_op_to_tree): Same.
32964 (nary_op_to_tree): Same.
32965 (gcc_expression_from_isl_expr_op): Same.
32966 (gcc_expression_from_isl_expression): Same.
32967 (graphite_create_new_loop): Same.
32968 (graphite_create_new_loop_guard): Same.
32969 (build_iv_mapping): Same.
32970 (graphite_create_new_guard): Same.
32971 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
32972 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
32974 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32976 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
32977 instead of setting codegen_error to fail codegen.
32979 2016-01-28 Jason Merrill <jason@redhat.com>
32981 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
32983 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32985 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32986 Remove CONST_INT_P check in CCMP cost calculation.
32988 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32990 * config/aarch64/aarch64.c (generic_vector_cost):
32991 Set vec_permute_cost.
32992 (cortexa57_vector_cost): Likewise.
32993 (exynosm1_vector_cost): Likewise.
32994 (xgene1_vector_cost): Likewise.
32995 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
32996 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
32997 Add vec_permute_cost entry.
32999 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
33001 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
33003 (add<mode>3_compare0): Likewise.
33004 (addsi3_compare0_uxtw): Likewise.
33005 (add<mode>3nr_compare0): Likewise.
33006 (compare_neg<mode>): Likewise.
33007 (<optab><mode>3): Likewise.
33009 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
33011 * tree-vect-stmts.c (vectorizable_comparison): Add
33012 NULL check for vectype.
33014 2016-01-28 Richard Biener <rguenther@suse.de>
33016 PR tree-optimization/69466
33017 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
33018 Account for PHIs we couldn't duplicate.
33020 2016-01-28 Martin Liska <mliska@suse.cz>
33023 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
33024 instead of ENABLE_VALGRIND_CHECKING.
33026 2016-01-27 Richard Henderson <rth@redhat.com>
33029 * lra-remat.c (subreg_regs): New.
33030 (dump_candidates_and_remat_bb_data): Dump it.
33031 (operand_to_remat): Reject if operand in subreg_regs.
33032 (set_bb_regs): Collect subreg_regs.
33033 (lra_remat): Init and free subreg_regs. Compute
33034 calculate_local_reg_remat_bb_data before create_cands.
33036 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
33039 * config/i386/i386.c (ix86_update_stack_boundary): Don't
33040 change stack_alignment_needed for __tls_get_addr call.
33042 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
33044 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
33046 2016-01-27 Jeff Law <law@redhat.com>
33048 PR tree-optimization/68398
33049 PR tree-optimization/69196
33050 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
33051 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
33052 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
33053 Only count PHIs in the last block in the path. The others will
33054 const/copy propagate away. Add heuristic to allow more irreducible
33055 subloops to be created when it is likely profitable to do so.
33057 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
33058 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
33059 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
33061 2016-01-27 Jakub Jelinek <jakub@redhat.com>
33064 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
33065 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
33066 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
33067 * tree-streamer-in.c: Include asan.h.
33068 (streamer_get_builtin_tree): For builtins in sanitizer
33069 range call initialize_sanitizer_builtins and retry.
33071 2016-01-27 Ian Lance Taylor <iant@google.com>
33073 * common.opt (fkeep-gc-roots-live): New undocumented option.
33074 * tree-ssa-loop-ivopts.c (add_candidate_1): If
33075 -fkeep-gc-roots-live, skip pointers.
33076 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
33079 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
33082 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
33083 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
33085 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
33088 * configure.ac: NetBSD provides SSP in its C library.
33089 * configure: Updated.
33091 2016-01-27 Richard Biener <rguenther@suse.de>
33093 PR tree-optimization/69166
33094 * tree-vect-loop.c (vect_is_simple_reduction): Always check
33095 reduction code for commutativity / associativity.
33097 2016-01-27 Martin Jambor <mjambor@suse.cz>
33099 PR tree-optimization/69355
33100 * tree-sra.c (analyze_access_subtree): Correct hole detection when
33101 total_scalarization fails.
33103 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
33105 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
33108 2016-01-27 Christian Bruel <christian.bruel@st.com>
33111 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
33112 Move arm_reset_previous_fndecl and set_target_option_current_node in
33113 the conditional part. Call save_restore_target_globals.
33114 * config/arm/arm.c (arm_set_current_function):
33115 Refactor to better support #pragma target and attribute mix.
33116 Call save_restore_target_globals.
33117 * config/arm/arm-protos.h (save_restore_target_globals): New function.
33119 2016-01-27 Martin Liska <mliska@suse.cz>
33121 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
33122 reference for an HSA kernel and its host function.
33124 2016-01-27 Jakub Jelinek <jakub@redhat.com>
33126 PR tree-optimization/69399
33127 * wide-int.h (wi::lrshift): For larger precisions, only
33128 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
33130 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
33132 * config/arc/predicates.md (proper_comparison_operator): Reject
33133 constant-constant comparison.
33135 2016-01-26 Tom de Vries <tom@codesourcery.com>
33137 PR tree-optimization/69110
33138 * tree-data-ref.c (initialize_data_dependence_relation): Handle
33139 DR_NUM_DIMENSIONS == 0.
33141 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
33142 Sebastian Pop <s.pop@samsung.com>
33144 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
33145 isl_ast_op_cond and isl_ast_op_select.
33146 (gcc_expression_from_isl_expr_op): Same.
33148 2016-01-26 Jason Merrill <jason@redhat.com>
33151 * tree.c (recompute_constructor_flags): Split out from
33153 (verify_constructor_flags): New.
33154 * tree.h: Declare them.
33156 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
33158 PR rtl-optimization/69217
33159 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
33160 are no TYPE_FIELDS set for the record type.
33162 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33165 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
33166 toc_label_name unconditionally.
33167 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
33168 SYMBOL_REF string. Use toc_label_name instead of constructing
33170 (rs6000_elf_declare_function_name): Use toc_label_name instead of
33171 constructing LCTOC1.
33173 2016-01-26 Martin Sebor <msebor@redhat.com>
33176 * doc/extend.texi (Common Type Attributes): Move text that talks about
33177 attribute packed from attribute aligned to the section discussing
33178 the former attribute for clarity.
33180 2016-01-26 Richard Henderson <rth@redhat.com>
33182 PR middle-end/60908
33183 * trans-mem.c (tm_region_init): Mark entry block as visited.
33185 2016-01-26 David Malcolm <dmalcolm@redhat.com>
33188 * diagnostic-show-locus.c (layout::print_source_line): Replace
33189 call to pp_newline with call to layout::print_newline.
33190 (layout::print_annotation_line): Likewise.
33191 (layout::move_to_column): Likewise.
33192 (layout::print_any_fixits): After printing any fixits, print a
33193 trailing newline, if necessary.
33194 (layout::print_newline): New method, resetting any colorization
33196 (diagnostic_show_locus): Move the pp_newline to before the
33197 early bailout. Remove dummy block enclosing the layout instance.
33198 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
33199 of pp_newline_and_flush with pp_flush.
33200 (diagnostic_append_note): Delete use of pp_newline.
33201 (diagnostic_append_note_at_rich_loc): Delete.
33202 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
33203 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
33204 when newline characters are added to the buffer.
33206 2016-01-26 Michael Matz <matz@suse.de>
33208 * configure.ac (ac_cv_std_swap_in_utility): New test.
33209 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
33210 * configure: Regenerate.
33211 * config.in: Regenerate.
33213 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
33215 * config/arc/arc.md (cstoresi4): Force operand into register.
33216 (arcset<code>): Fix predicate.
33217 (arcsetltu): Likewise.
33218 (arcsetgeu): Likewise.
33219 (arcsethi): Likewise.
33220 (arcsetls): Likewise.
33222 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33224 PR tree-optimization/69483
33225 * gimple-fold.c (canonicalize_constructor_val): Return NULL
33226 if base has error_mark_node type.
33228 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
33231 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
33232 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
33234 (vget_lane_f16): Handle big-endian.
33235 (vgetq_lane_f16): Likewise.
33236 (vset_lane_f16): Likewise.
33237 (vsetq_lane_f16): Likewise.
33238 * config/arm/iterators.md (VQXMOV): Add V8HF.
33239 (VDQ): Add V4HF and V8HF.
33240 (V_reg): Handle V4HF and V8HF.
33241 (Is_float_mode): Likewise.
33242 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
33243 neon_vdup_nv8hf): New patterns.
33244 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
33245 Use VD_LANE iterator.
33246 (neon_vld1_dup<mode>): Use VQ2 iterator.
33248 2016-01-26 Nathan Sidwell <nathan@acm.org>
33250 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
33251 (set_oacc_fn_attrib): Add IS_KERNEL arg.
33252 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
33253 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
33254 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
33255 (oacc_validate_dims): Add LEVEL arg, don't return level.
33256 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
33257 oacc_validate_dims.
33258 (execute_oacc_device_lower): Adjust, add more dump output.
33259 * tree-ssa-loop.c (gate_oacc_kernels): Use
33260 oacc_fn_attrib_kernels_p.
33261 * tree-parloops.c (create_parallel_loop): Adjust
33262 set_oacc_fn_attrib call.
33264 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33267 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
33268 (append_compiler_options): Handle -fcilkplus.
33269 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
33271 2016-01-26 Nick Clifton <nickc@redhat.com>
33274 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
33275 been marked as DECL_ONE_ONLY but we do not the means to make it
33276 so, then do not allow it to bind locally.
33278 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33281 * opts.h (parse_sanitizer_options): New prototype.
33282 * opts.c (sanitizer_opts): New array.
33283 (parse_sanitizer_options): New function.
33284 (common_handle_option): Use parse_sanitizer_options.
33286 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
33289 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
33290 alignment adjustment to ...
33291 (ix86_update_stack_boundary): Here. Don't over-align stack for
33293 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
33294 if __tls_get_addr is called.
33296 2016-01-26 Christian Bruel <christian.bruel@st.com>
33298 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
33300 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
33302 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
33304 2016-01-26 Richard Biener <rguenther@suse.de>
33306 PR middle-end/69467
33307 * match.pd: Guard X * CST CMP 0 pattern with single_use.
33309 2016-01-26 Richard Biener <rguenther@suse.de>
33311 PR tree-optimization/69452
33312 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
33313 (move_computations_dom_walker::before_dom_children): Rename
33315 (move_computations_worker): This.
33316 (move_computations): Perform an RPO rather than a DOM walk.
33318 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33321 * combine.c (combine_instructions): For REG_EQUAL note with
33322 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
33323 to the underlying register.
33324 * doc/rtl.texi (REG_EQUAL): Document the behavior of
33325 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
33327 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
33330 * config/aarch64/aarch64-builtins.c
33331 (aarch64_init_simd_builtin_types): Do not set structural
33332 equality to __Poly{8,16,64,128}_t types.
33334 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
33336 PR tree-optimization/69400
33337 * wide-int.cc (wi_pack): Take the precision as argument and
33338 perform canonicalization here rather than in the callers.
33339 Use the main loop to handle all full-width HWIs. Add a
33340 zero HWI if in_len isn't a full result.
33341 (wi::divmod_internal): Update accordingly.
33342 (wi::mul_internal): Likewise. Simplify.
33344 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
33345 Sebastian Pop <s.pop@samsung.com>
33347 * graphite-poly.c (apply_poly_transforms): Simplify.
33348 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
33349 (print_isl_map): Same.
33350 (print_isl_union_map): Same.
33351 (print_isl_schedule): New.
33352 (debug_isl_schedule): New.
33353 * graphite-dependences.c (scop_get_reads): Do not call
33354 isl_union_map_add_map that is undocumented isl functionality.
33355 (scop_get_must_writes): Same.
33356 (scop_get_may_writes): Same.
33357 (scop_get_original_schedule): Remove.
33358 (scop_get_dependences): Do not call isl_union_map_compute_flow that
33359 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
33360 (compute_deps): Remove.
33361 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
33362 (debug_schedule_ast): New.
33363 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
33364 set_separate_option.
33365 (graphite_regenerate_ast_isl): Add dump.
33366 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
33367 from scop->transformed_schedule.
33368 (graphite_regenerate_ast_isl): Add more dump.
33369 * graphite-optimize-isl.c (optimize_isl): Set
33370 scop->transformed_schedule. Check whether schedules are equal.
33371 (apply_poly_transforms): Move here.
33372 * graphite-poly.c (apply_poly_transforms): ... from here.
33373 (free_poly_bb): Static.
33374 (free_scop): Static.
33375 (pbb_number_of_iterations_at_time): Remove.
33376 (print_isl_ast): New.
33377 (debug_isl_ast): New.
33378 (debug_scop_pbb): New.
33379 * graphite-scop-detection.c (print_edge): Move.
33380 (print_sese): Move.
33381 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
33382 (build_scop_scattering): Remove.
33383 (create_pw_aff_from_tree): Assert instead of bailing out.
33384 (add_condition_to_pbb): Remove unused code, do not fail.
33385 (add_conditions_to_domain): Same.
33386 (add_conditions_to_constraints): Remove.
33387 (build_scop_context): New.
33388 (add_iter_domain_dimension): New.
33389 (build_iteration_domains): Initialize pbb->iterators.
33390 Call add_conditions_to_domain.
33393 (index_outermost_in_loop): New.
33394 (index_pbb_in_loop): New.
33395 (outermost_pbb_in): New.
33396 (add_in_sequence): New.
33397 (add_outer_projection): New.
33398 (outer_projection_mupa): New.
33399 (add_loop_schedule): New.
33400 (build_schedule_pbb): New.
33401 (build_schedule_loop): New.
33402 (embed_in_surrounding_loops): New.
33403 (build_schedule_loop_nest): New.
33404 (build_original_schedule): New.
33405 (build_poly_scop): Call build_original_schedule.
33406 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
33407 (free_poly_dr): Remove.
33408 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
33409 (free_poly_bb): Remove.
33410 (debug_loop_vec): Remove.
33411 (print_isl_ast): Declare.
33412 (debug_isl_ast): Declare.
33413 (scop_do_interchange): Remove.
33414 (scop_do_strip_mine): Remove.
33415 (scop_do_block): Remove.
33416 (flatten_all_loops): Remove.
33417 (optimize_isl): Remove.
33418 (pbb_number_of_iterations_at_time): Remove.
33419 (debug_scop_pbb): Declare.
33420 (print_schedule_ast): Declare.
33421 (debug_schedule_ast): Declare.
33422 (struct scop): Remove schedule. Add original_schedule,
33423 transformed_schedule.
33424 (free_gimple_poly_bb): Remove.
33425 (print_generated_program): Remove.
33426 (debug_generated_program): Remove.
33427 (unify_scattering_dimensions): Remove.
33428 * sese.c (print_edge): ... here.
33429 (print_sese): ... here.
33430 (debug_edge): ... here.
33431 (debug_sese): ... here.
33432 * sese.h (print_edge): Declare.
33433 (print_sese): Declare.
33434 (dump_edge): Declare.
33435 (dump_sese): Declare.
33437 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
33438 Sebastian Pop <s.pop@samsung.com>
33440 * Makefile.in: Set ISLVER in site.exp.
33442 2016-01-25 Jakub Jelinek <jakub@redhat.com>
33444 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
33445 DECL_VALUE_EXPR of new_var even for the non-array case. Look
33446 through DECL_VALUE_EXPR for expansion.
33448 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
33450 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
33451 the frame info after reload completed.
33453 2016-01-25 Jeff Law <law@redhat.com>
33455 PR tree-optimization/69196
33456 PR tree-optimization/68398
33457 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
33458 tree-ssa-threadupdate.c.
33459 (determine_bb_domination_status): Prototype
33460 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
33461 (determine_bb_domination_status): No longer static.
33462 (valid_jump_thread_path): Remove code to detect characteristics
33463 of the jump thread path not associated with correctness.
33464 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
33465 Correct test for thread path length. Count PHIs for real operands as
33466 statements that need to be copied. Do not count ASSERT_EXPRs.
33467 Look at all the blocks in the thread path. Compute and selectively
33468 filter thread paths based on threading through the latch, threading
33469 a multiway branch or crossing a multiway branch.
33471 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33473 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
33474 decl with __attribute__ ((unused)) annotation.
33476 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
33479 * tree-vect-stmts.c (vectorizable_condition): Check vectype
33480 of operands is compatible with a statement vectype.
33482 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
33484 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
33485 improve wording for mixed storage order support.
33487 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
33489 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
33490 (vcvt_u64_f64): Likewise.
33491 (vcvta_s64_f64): Likewise.
33492 (vcvta_u64_f64): Likewise.
33493 (vcvtm_s64_f64): Likewise.
33494 (vcvtm_u64_f64): Likewise.
33495 (vcvtn_s64_f64): Likewise.
33496 (vcvtn_u64_f64): Likewise.
33497 (vcvtp_s64_f64): Likewise.
33498 (vcvtp_u64_f64): Likewise.
33500 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
33502 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
33503 (arc_init): Check validity mll64 option.
33504 (arc_save_restore): Use double load/store instruction.
33505 (arc_expand_movmem): Likewise.
33506 (arc_split_move): Don't split if we have double load/store
33507 instructions. Returns a boolean.
33508 (arc_process_double_reg_moves): Change function to return boolean
33509 instead of a sequence of instructions.
33510 (arc_dwarf_register_span): New function.
33511 * config/arc/arc-protos.h (arc_split_move): Change prototype.
33512 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
33513 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
33514 (*movdf_insn): Likewise.
33515 * config/arc/arc.opt (mll64): New option.
33516 * config/arc/predicates.md (even_register_operand): New predicate.
33517 * doc/invoke.texi (ARC Options): Add mll64 documentation.
33519 2016-01-25 Richard Biener <rguenther@suse.de>
33522 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
33523 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
33525 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
33527 2016-01-25 Richard Biener <rguenther@suse.de>
33529 PR tree-optimization/69376
33530 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
33532 (VN_INFO_ANTI_RANGE_P): New inline.
33533 (VN_INFO_RANGE_TYPE): Likewise.
33534 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
33535 SSA_NAME_ANTI_RANGE_P.
33536 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
33537 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
33538 Properly query VN_INFO_RANGE_TYPE.
33540 2016-01-25 Nick Clifton <nickc@redhat.com>
33543 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
33545 2016-01-23 Tom de Vries <tom@codesourcery.com>
33547 PR tree-optimization/69426
33548 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
33551 2016-01-23 Jakub Jelinek <jakub@redhat.com>
33553 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
33554 "the the" with "the" in the comments.
33555 * ipa-devirt.c (build_type_inheritance_graph,
33556 update_type_inheritance_graph): Likewise.
33557 * tree.c (build_function_type_list_1): Likewise.
33558 * cfgloopmanip.c (scale_loop_profile): Likewise.
33559 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
33560 * gimple-ssa-split-paths.c
33561 (find_block_to_duplicate_for_splitting_paths): Likewise.
33562 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
33563 * expr.c (convert_move): Likewise.
33564 * var-tracking.c (vt_stack_adjustments): Likewise.
33565 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
33566 * tree-vrp.c (test_for_singularity): Likewise.
33568 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
33569 directly instead of building a temporary tree.
33572 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
33573 remove <algorithm> include.
33575 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33578 * config/i386/i386.c: Include dojump.h.
33579 (expand_small_movmem_or_setmem,
33580 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
33582 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
33583 if dynamic_check != -1.
33585 2016-01-21 Jeff Law <law@redhat.com>
33587 PR middle-end/69347
33588 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
33589 record_temporary_equivalences. Rewritten to avoid unnecessary calls
33590 into dominated_by_p.
33591 (cprop_into_successor_phis): Avoid unnecessary tests.
33593 2016-01-22 Richard Henderson <rth@redhat.com>
33596 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
33597 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
33599 2016-01-22 Michael Matz <matz@suse.de>
33601 * system.h (string, algorithm): Include only conditionally.
33602 (new): Include always under C++.
33603 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
33604 * final.c (toplevel): Ditto.
33605 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
33606 * genconditions.c (write_header): Make gencondmd.c define
33608 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
33610 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
33611 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
33613 2016-01-22 Christian Bruel <christian.bruel@st.com>
33616 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
33618 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33621 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
33622 define_insn_and_split. Ensure operands[1] and operands[0] do not
33623 get assigned the same register.
33625 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
33627 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
33629 2016-01-22 Christian Bruel <christian.bruel@st.com>
33631 * config/arm/arm-c.c (arm_pragma_target_parse):
33632 Remove warn_builtin_macro_redefined overwrite.
33634 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33636 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
33637 flag_non_call_exceptions compatibility.
33639 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33642 * dwarf2out.c (add_child_die_after): New function.
33643 (dwarf_qual_info_t): New type.
33644 (dwarf_qual_info): New variable.
33645 (qualified_die_p): New function.
33646 (modified_type_die): For -fdebug-types-section, ensure
33647 canonical order of qualifiers. Put qualified DIEs adjacent
33648 to the corresponding non-qualified type DIE and search there
33649 for existing qualified DIEs.
33651 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33653 * doc/extend.texi (scalar_storage_order type attribute): Document
33654 restriction on type punning and aliasing, and remove future tense.
33656 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
33659 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
33662 2016-01-21 Jeff Law <law@redhat.com>
33664 PR middle-end/69347
33665 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
33666 useless call to record_temporary_equivalences.
33667 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
33668 allocate 10 slots in the bb_path vector and let it grow as needed.
33669 (fsm_find_control_statement_thread_paths): Similarly for the next_path
33672 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33674 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
33676 * configure: Regenerate.
33678 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
33680 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
33681 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
33683 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
33685 PR middle-end/66178
33686 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
33687 drop EXPAND_INITIALIZER.
33688 * rtl.h (contains_symbolic_reference_p): Declare.
33689 * rtlanal.c (contains_symbolic_reference_p): New function.
33690 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
33691 a subtraction into a NOT if symbolic constants are involved.
33693 2016-01-21 Anton Blanchard <anton@samba.org>
33694 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33697 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
33699 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
33702 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33704 * config/microblaze/microblaze.c
33705 (get_branch_target): New.
33706 (insert_wic_for_ilb_runout): New.
33708 (microblaze_machine_dependent_reorg): New.
33709 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
33710 * config/microblaze/microblaze.md
33711 (UNSPEC_IPREFETCH): Define.
33712 (iprefetch): New pattern
33713 * config/microblaze/microblaze.opt
33714 (mxl-prefetch): New flag.
33716 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33718 * config/microblaze/microblaze.h
33719 (FIXED_REGISTERS): Update in macro.
33720 (CALL_USED_REGISTERS): Update in macro.
33722 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
33724 PR rtl-optimization/68920
33725 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
33728 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
33730 PR rtl-optimization/68990
33731 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
33732 pseudo instead of inheritance ones.
33734 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
33735 Nick Clifton <nickc@redhat.com>
33739 * config/mips/mips.c (mips_compute_frame_info): Initialise
33740 args_size and hard_frame_pointer_offset fields of the frame
33741 structure before calling mips_global_pointer.
33743 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33745 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
33747 * configure: Regenerate.
33749 2016-01-21 Richard Biener <rguenther@suse.de>
33751 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
33753 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33755 * config/s390/s390.c (s390_asm_declare_function_size): Add code
33756 to actually emit the .size directive.
33758 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
33759 Jakub Jelinek <jakub@redhat.com>
33763 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
33764 args array size by one to avoid buffer overflow.
33766 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33768 * config/s390/s390.md (pool_section_start): Use switch_to_section
33769 to select proper read-only data section instead of hardcoding
33771 (pool_section_end): Use switch_to_section to match the above.
33773 2016-01-21 Richard Biener <rguenther@suse.de>
33775 PR tree-optimization/69378
33776 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
33777 (set_ssa_val_to): Use it for dominance checks taking into
33778 account not executable edges.
33780 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33783 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
33784 for bitsize instead of GET_MODE_PRECISION (mode).
33786 2016-01-20 Martin Sebor <msebor@redhat.com>
33789 * extend.texi (__sync Builtins): Clarify the semantics of
33790 __sync_fetch_and_OP built-ins on pointers.
33791 (__atomic Builtins): Same.
33793 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33794 Sebastian Pop <s.pop@samsung.com>
33796 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
33797 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
33798 (is_valid_rename): Same.
33799 (translate_isl_ast_to_gimple::get_rename): Same.
33800 (translate_isl_ast_to_gimple::rename_all_uses): Same.
33801 (translate_isl_ast_to_gimple::rename_uses): Same.
33802 (get_new_name): Check for close_phi nodes.
33803 (copy_loop_phi_args): Use phi_node_kind.
33804 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
33805 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
33807 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33808 Sebastian Pop <s.pop@samsung.com>
33810 Revert commit r229783.
33811 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
33812 Remove use of parameter_rename_map.
33813 (copy_def): Remove.
33814 (copy_internal_parameters): Remove.
33815 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
33816 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
33817 (free_sese_info): Do not free parameter_rename_map.
33818 (set_rename): Do not use parameter_rename_map.
33819 (rename_uses): Update call to set_rename.
33820 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
33821 * sese.h (parameter_rename_map_t): Remove.
33822 (struct sese_info_t): Remove field parameter_rename_map.
33824 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33825 Sebastian Pop <s.pop@samsung.com>
33827 * graphite-isl-ast-to-gimple.c: Fix comment.
33828 * graphite-scop-detection.c (defined_in_loop_p): New.
33829 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
33830 names defined in loop.
33832 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33833 Sebastian Pop <s.pop@samsung.com>
33835 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
33836 Discard unstructured if-then-else regions.
33838 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33839 Sebastian Pop <s.pop@samsung.com>
33841 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
33842 (cleanup_loop_iter_dom): Remove.
33843 (build_loop_iteration_domains): Remove.
33844 (build_scop_context): Remove.
33845 (build_scop_iteration_domain): Remove.
33846 (add_loop_constraints): New.
33847 (build_iteration_domains): New.
33848 (build_poly_scop): Call build_iteration_domains.
33850 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33851 Sebastian Pop <s.pop@samsung.com>
33853 * graphite-scop-detection.c
33854 (scop_detection::harmful_loop_in_region): Free dom and loops.
33855 (scop_detection::loop_body_is_valid_scop): Free bbs.
33857 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33858 Sebastian Pop <s.pop@samsung.com>
33860 * graphite-scop-detection.c (record_loop_in_sese): New.
33861 (gather_bbs::before_dom_children): Call record_loop_in_sese.
33862 (build_scops): Remove call to build_sese_loop_nests.
33863 * sese.c (sese_record_loop): Remove.
33864 (build_sese_loop_nests): Remove.
33865 (new_sese_info): Remove region->loops.
33866 (free_sese_info): Same.
33867 * sese.h (sese_contains_loop): Same.
33868 (build_sese_loop_nests): Remove.
33869 (sese_contains_loop): Remove.
33871 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33872 Sebastian Pop <s.pop@samsung.com>
33874 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
33875 loop_is_valid_in_scop.
33876 (scop_detection::harmful_stmt_in_region): Renamed
33877 harmful_loop_in_region.
33878 Call loop_is_valid_in_scop.
33880 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33881 Sebastian Pop <s.pop@samsung.com>
33883 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
33886 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33887 Sebastian Pop <s.pop@samsung.com>
33889 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
33890 * graphite.h (struct poly_bb): Remove field is_reduction.
33891 (PBB_IS_REDUCTION): Remove.
33893 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33894 Sebastian Pop <s.pop@samsung.com>
33896 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
33897 (add_pdr_constraints): Same.
33898 (scop_get_reads): Same.
33899 (scop_get_must_writes): Same.
33900 (scop_get_may_writes): Same.
33901 (scop_get_original_schedule): Same.
33902 (extend_schedule): Same.
33903 (apply_schedule_on_deps): Same.
33904 (carries_deps): Same.
33905 (compute_deps): Same.
33906 (scop_get_dependences): Same.
33907 * graphite-isl-ast-to-gimple.c
33908 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
33909 * graphite-optimize-isl.c (get_schedule_for_band): Same.
33910 (get_schedule_for_band_list): Same.
33911 (get_schedule_map): Same.
33912 (apply_schedule_map_to_scop): Same.
33913 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
33914 (build_loop_iteration_domains): Same.
33915 (add_condition_to_pbb): Same.
33916 (add_param_constraints): Same.
33917 (pdr_add_memory_accesses): Same.
33918 (pdr_add_data_dimensions): Same.
33920 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
33922 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
33925 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
33927 * common.opt (feliminate-dwarf2-dups): Replace references to
33928 "DWARF 2" with just "DWARF".
33929 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
33930 * doc/extend.texi: Likewise.
33931 * doc/cpp.texi: Likewise.
33932 * doc/invoke.texi: Likewise.
33933 (Option Summary): Add -gdwarf to list of Debugging Options.
33934 (Debugging Options): Document -gdwarf.
33935 * doc/contrib.texi: Spell "DWARF" like that.
33937 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33939 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
33940 warning. Fix up formatting.
33942 PR middle-end/67653
33943 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
33944 attempt to mark memory input operand addressable and
33945 call prepare_gimple_addressable in that case. Don't adjust
33946 input_location for diagnostics, use error_at instead.
33948 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
33950 * config/rs6000/ppc-auxv.h: New file.
33951 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
33952 (cpu_is): Likewise.
33953 (cpu_supports): Likewise.
33954 * config/rs6000/rs6000.c: include "ppc-auxv.h".
33955 (cpu_is_info): New variable.
33956 (cpu_supports_info): Likewise.
33957 (tcb_verification_symbol): Likewise.
33958 (cpu_builtin_p): Likewise.
33959 (cpu_expand_builtin): New function.
33960 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
33961 (rs6000_init_builtins): Likewise.
33962 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
33963 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
33964 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
33965 * configure: Regenerate.
33966 * config.in: Likewise.
33967 * doc/extend.texi (PowerPC Built-in Functions): Document
33968 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
33970 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
33973 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
33975 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
33978 2016-01-20 Richard Henderson <rth@redhat.com>
33984 * tree.c (tm_define_builtin): New.
33985 (find_tm_vector_type): New.
33986 (build_tm_vector_builtins): New.
33987 (build_common_builtin_nodes): Call it.
33989 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
33991 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
33992 (arm_fp_ok): Likewise.
33993 (arm_fp): Likewise.
33994 (arm_crypto): Likewise.
33996 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
33997 Richard Biener <rguenther@suse.de>
33999 PR tree-optimization/69328
34000 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
34001 vectors have same number of elements.
34002 (vectorizable_condition): Fix masked version recognition.
34004 2016-01-20 Richard Biener <rguenther@suse.de>
34006 PR tree-optimization/69345
34007 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
34008 (VN_INFO_PTR_INFO): Likewise.
34009 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
34010 info when it is equal between non-dominating SSA names.
34011 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
34012 Make sure to look at original SSA infos.
34014 2016-01-20 Jeff Law <law@redhat.com>
34017 * config/m68k/predicates.md (pow2_m1_operand): New predicate
34019 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
34020 (pc_or_label_operand): New predicate.
34021 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
34022 tests for small integers that are 2^n - 1.
34024 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
34026 * doc/invoke.texi (Options Summary): Add '.' after @xref.
34028 2016-01-19 Jeff Law <law@redhat.com>
34030 PR middle-end/69347
34031 * tree-ssa-threadbackwards.c
34032 (fsm_find_control_statement_thread_paths): Do not try to lookup
34033 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
34035 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
34037 * doc/lto.texi: Remove text that says only Gold has linker plugin
34040 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
34042 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
34043 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
34044 the DIE accordingly.
34045 (modified_type_die): Add REVERSE parameter and pass it recursively,
34046 as well as to base_type_die. Adjust presence check accordingly.
34047 (base_type_for_mode): Adjust call to modified_type_die.
34048 (add_type_attribute): Add REVERSE parameter and pass it to
34050 (generic_parameter_die): Adjust call to add_type_attribute.
34051 (add_scalar_info): Likewise.
34052 (add_subscript_info): Likewise.
34053 (gen_array_type_die): Likewise.
34054 (gen_descr_array_type_die): Likewise.
34055 (gen_entry_point_die): Likewise.
34056 (gen_enumeration_type_die): Likewise.
34057 (gen_formal_parameter_die): Likewise.
34058 (gen_subprogram_die): Likewise.
34059 (gen_variable_die ): Likewise.
34060 (gen_const_die): Likewise.
34061 (gen_field_die): Likewise.
34062 (gen_pointer_type_die): Likewise.
34063 (gen_reference_type_die): Likewise.
34064 (gen_ptr_to_mbr_type_die): Likewise.
34065 (gen_inheritance_die): Likewise.
34066 (gen_subroutine_type_die): Likewise.
34067 (gen_typedef_die): Likewise.
34068 (force_type_die): Adjust call to modified_type_die.
34070 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
34072 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
34073 flow throughout the file. Fix broken link to Objective-C 2.0
34075 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
34078 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34080 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
34082 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34085 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
34086 (maybe_record_node): Record cxa_pure_virtual as the only possible
34087 target if there are not ohter candidates.
34088 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
34090 2016-01-19 Richard Biener <rguenther@suse.de>
34092 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
34093 (get_memory_order): Likewise.
34095 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
34097 * tree-vect-stmts.c (vectorizable_store): Check
34100 2016-01-19 David Malcolm <dmalcolm@redhat.com>
34103 * gcc.c (driver::decode_argv): Add call to
34104 init_opts_obstack before init_options_struct.
34105 * opts.c (init_opts_obstack): Remove idempotency.
34106 (init_options_struct): Replace call to init_opts_obstack
34107 with a gcc_assert to verify that it has already been called.
34108 * toplev.c (toplev::main): Add call to init_opts_obstack before
34109 calls to init_options_struct.
34110 (toplev::finalize): Move cleanup of opts_obstack next to
34111 cleanup of save_decoded_options, clearing the latter, and
34112 save_decoded_options_count.
34114 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34117 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
34118 attribute to unconditional. Remove %? from output template.
34120 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34121 Jiong Wang <jiong.wang@arm.com>
34123 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
34124 generated from different expand order.
34126 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34128 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
34129 Add support for CCMP costing.
34131 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34133 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
34134 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
34135 (fccmpe<mode>): Likewise.
34136 (fcmp): Rename to fcmp and globalize pattern.
34138 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
34139 (aarch64_gen_ccmp_next): Add FP support.
34141 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34143 * target.def (gen_ccmp_first): Update documentation.
34144 (gen_ccmp_next): Likewise.
34145 * doc/tm.texi (gen_ccmp_first): Update documentation.
34146 (gen_ccmp_next): Likewise.
34147 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
34148 expand_ccmp_expr_1. Improve comments.
34149 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
34150 (ccmp_ior<mode>): Remove pattern.
34151 (cmp<mode>): Remove expand.
34152 (cmp): Globalize pattern.
34153 (cstorecc4): Use cc_register.
34154 (mov<mode>cc): Remove ccmp_cc_register check.
34155 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
34156 Simplify after removal of CC_DNE/* modes.
34157 (aarch64_ccmp_mode_to_code): Remove.
34158 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
34159 In 'k' case use integer as condition.
34160 (aarch64_nzcv_codes): Remove inverted cases.
34161 (aarch64_code_to_ccmode): Remove.
34162 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
34163 comparison with CC register to be used in folowing CCMP/branch/CSEL.
34164 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
34165 pattern. Return the comparison with CC register. Invert conditions
34166 when bitcode is OR.
34167 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
34168 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
34170 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34172 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
34173 instrumented_version.
34175 2016-01-19 Richard Biener <rguenther@suse.de>
34177 PR tree-optimization/69336
34178 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
34179 handled components with get_ref_base_and_extent.
34180 (equal_mem_array_ref_p): Adjust.
34182 2016-01-19 Jakub Jelinek <jakub@redhat.com>
34185 * shrink-wrap.c: Include valtrack.h.
34186 (move_insn_for_shrink_wrap): Add DEBUG argument. If
34187 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
34188 in between insn and where it will be moved to. Call
34189 dead_debug_insert_temp.
34190 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
34191 first and dead_debug_local_finish at the end.
34192 For uses and defs bitmap, handle all regs in between REGNO and
34193 END_REGNO, not just the first one.
34195 2016-01-19 Richard Biener <rguenther@suse.de>
34197 PR tree-optimization/69352
34198 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
34199 (equal_mem_array_ref_p): Constrain size and max size properly.
34200 Compare the reverse flag.
34202 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
34204 * ira.c (ira): Update regstat data if we deleted insns.
34206 2016-01-19 Jakub Jelinek <jakub@redhat.com>
34208 PR rtl-optimization/68955
34209 PR rtl-optimization/64557
34210 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
34211 here. Fix up formatting.
34212 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
34214 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34217 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
34218 assume that the node has body.
34219 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
34222 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34224 * lto-streamer-out.c (lto_output): Do not stream instrumentation
34227 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34229 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
34230 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
34232 2016-01-19 Martin Jambor <mjambor@suse.cz>
34233 Martin Liska <mliska@suse.cz>
34234 Michael Matz <matz@suse.de>
34236 * Makefile.in (OBJS): Add new source files.
34237 (GTFILES): Add hsa.c.
34238 * common.opt (disable_hsa): New variable.
34239 (-Whsa): New warning.
34240 * config.in (ENABLE_HSA): New.
34241 * configure.ac: Treat hsa differently from other accelerators.
34242 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
34243 $enable_offloading.
34244 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
34245 * doc/install.texi (Configuration): Document --with-hsa-runtime,
34246 --with-hsa-runtime-include, --with-hsa-runtime-lib and
34247 --with-hsa-kmt-lib.
34248 * doc/invoke.texi (-Whsa): Document.
34249 (hsa-gen-debug-stores): Likewise.
34250 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
34251 to invoke offload compiler for hsa acclerator.
34252 * opts.c (common_handle_option): Determine whether HSA offloading
34253 should be performed.
34254 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
34255 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
34256 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
34257 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
34258 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
34259 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
34260 GF_OMP_FOR_KIND_GRID_LOOP.
34261 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
34262 (pp_gimple_stmt_1): Likewise.
34263 * gimple-walk.c (walk_gimple_stmt): Likewise.
34264 * gimple.c (gimple_build_omp_grid_body): New function.
34265 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
34266 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
34267 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
34268 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
34269 GF_OMP_TEAMS_GRID_PHONY.
34270 (gimple_statement_omp_single_layout): Updated comments.
34271 (gimple_build_omp_grid_body): New function.
34272 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
34273 (gimple_omp_for_grid_phony): New function.
34274 (gimple_omp_for_set_grid_phony): Likewise.
34275 (gimple_omp_parallel_grid_phony): Likewise.
34276 (gimple_omp_parallel_set_grid_phony): Likewise.
34277 (gimple_omp_teams_grid_phony): Likewise.
34278 (gimple_omp_teams_set_grid_phony): Likewise.
34279 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
34280 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
34281 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
34282 (BUILT_IN_GOMP_TARGET): Updated type.
34283 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
34284 (adjust_for_condition): New function.
34285 (get_omp_for_step_from_incr): Likewise.
34286 (extract_omp_for_data): Moved parts to adjust_for_condition and
34287 get_omp_for_step_from_incr.
34288 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
34289 (fixup_child_record_type): Bail out if receiver_decl is NULL.
34290 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
34291 (scan_omp_parallel): Do not create child functions for phony
34293 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
34294 (scan_omp_1_op): Checking assert we are not remapping to
34295 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
34296 (parallel_needs_hsa_kernel_p): New function.
34297 (expand_parallel_call): Register apprpriate parallel child
34298 functions as HSA kernels.
34299 (grid_launch_attributes_trees): New type.
34300 (grid_attr_trees): New variable.
34301 (grid_create_kernel_launch_attr_types): New function.
34302 (grid_insert_store_range_dim): Likewise.
34303 (grid_get_kernel_launch_attributes): Likewise.
34304 (get_target_argument_identifier_1): Likewise.
34305 (get_target_argument_identifier): Likewise.
34306 (get_target_argument_value): Likewise.
34307 (push_target_argument_according_to_value): Likewise.
34308 (get_target_arguments): Likewise.
34309 (expand_omp_target): Call get_target_arguments instead of looking
34310 up for teams and thread limit.
34311 (grid_expand_omp_for_loop): New function.
34312 (grid_arg_decl_map): New type.
34313 (grid_remap_kernel_arg_accesses): New function.
34314 (grid_expand_target_kernel_body): New function.
34315 (expand_omp): Call it.
34316 (lower_omp_for): Do not emit phony constructs.
34317 (lower_omp_taskreg): Do not emit phony constructs but create for them
34318 a temporary variable receiver_decl.
34319 (lower_omp_taskreg): Do not emit phony constructs.
34320 (lower_omp_teams): Likewise.
34321 (lower_omp_grid_body): New function.
34322 (lower_omp_1): Call it.
34323 (grid_reg_assignment_to_local_var_p): New function.
34324 (grid_seq_only_contains_local_assignments): Likewise.
34325 (grid_find_single_omp_among_assignments_1): Likewise.
34326 (grid_find_single_omp_among_assignments): Likewise.
34327 (grid_find_ungridifiable_statement): Likewise.
34328 (grid_target_follows_gridifiable_pattern): Likewise.
34329 (grid_remap_prebody_decls): Likewise.
34330 (grid_copy_leading_local_assignments): Likewise.
34331 (grid_process_kernel_body_copy): Likewise.
34332 (grid_attempt_target_gridification): Likewise.
34333 (grid_gridify_all_targets_stmt): Likewise.
34334 (grid_gridify_all_targets): Likewise.
34335 (execute_lower_omp): Call grid_gridify_all_targets.
34336 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
34337 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
34338 (tree_omp_clause): Added union field dimension.
34339 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
34340 * tree.c (omp_clause_num_ops): Added number of arguments of
34341 OMP_CLAUSE__GRIDDIM_.
34342 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
34343 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
34344 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
34345 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
34346 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
34347 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
34348 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
34349 * tree-pass.h (make_pass_gen_hsail): Declare.
34350 (make_pass_ipa_hsa): Likewise.
34351 * ipa-hsa.c: New file.
34352 * lto-section-in.c (lto_section_name): Add hsa section name.
34353 * lto-streamer.h (lto_section_type): Add hsa section.
34354 * timevar.def (TV_IPA_HSA): New.
34355 * hsa-brig-format.h: New file.
34356 * hsa-brig.c: New file.
34357 * hsa-dump.c: Likewise.
34358 * hsa-gen.c: Likewise.
34361 * toplev.c (compile_file): Call hsa_output_brig.
34362 * hsa-regalloc.c: New file.
34364 2016-01-18 Jeff Law <law@redhat.com>
34366 PR tree-optimization/69320
34367 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
34368 ranged object, do nothing if the RHS constant is not [0..1].
34369 (optimize_stmt): Comparing a boolean ranged object against a
34370 constant outside [0..1] results in a compile-time constant.
34372 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
34375 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
34377 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34378 (Option Summary): Update to reflect new section and moved options.
34379 (C++ Dialect Options): Move -fstats to new section.
34380 (Debugging Options): Move all dump, statistics, and other GCC
34381 developer options to new section. Rewrite section introduction
34382 and re-order remaining options to put the more basic ones first.
34383 (Optimization Options): Move -fira-verbose and -flto-report* to
34385 (Developer Options): New section incorporating moved options.
34386 * doc/cppopts.texi (-dM): Update cross-reference.
34388 2016-01-18 Richard Henderson <rth@redhat.com>
34391 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
34392 operands to pseudo only if CSE is expected. Split long immediate
34393 operands only after reload, and for the stack pointer.
34394 (*add<GPI>3_pluslong): Remove.
34395 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
34396 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
34397 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
34398 (*add<GPI>3 peepholes): New.
34399 (*add<GPI>3 splitters): New.
34400 * config/aarch64/constraints.md (Upl): New.
34401 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
34403 2016-01-18 Richard Biener <rguenther@suse.de>
34405 PR tree-optimization/69297
34406 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
34408 (vect_bb_vectorization_profitable_p): Clear visited flag again.
34410 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
34412 PR middle-end/68542
34413 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
34414 of mixind vector and scalar types.
34415 (fold_relational_const): Add handling of vector
34416 comparison with boolean result.
34417 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
34418 comparison of vector operands with boolean result for EQ/NE only.
34419 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
34420 (verify_gimple_cond): Likewise.
34421 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
34424 2016-01-18 Joseph Myers <joseph@codesourcery.com>
34426 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
34429 2016-01-18 Richard Biener <rguenther@suse.de>
34431 PR middle-end/69308
34432 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
34434 2016-01-18 Tom de Vries <tom@codesourcery.com>
34436 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
34438 2016-01-18 Tom de Vries <tom@codesourcery.com>
34440 * omp-low.c (set_oacc_fn_attrib): Make extern.
34441 * omp-low.h (set_oacc_fn_attrib): Declare.
34442 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
34443 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
34444 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
34445 Add and handle function parameter oacc_kernels_p.
34446 (find_reduc_addr, get_omp_data_i_param): New function.
34447 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
34448 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
34449 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
34450 Calculate dominance info. Skip loops that are not in a kernels region
34451 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
34452 (pass_parallelize_loops::execute): Call parallelize_loops with
34453 oacc_kernels_p argument.
34454 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
34455 New member function.
34456 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
34457 * passes.def: Add argument to pass_parallelize_loops instantation.
34459 2016-01-18 Tom de Vries <tom@codesourcery.com>
34461 * tree-parloops.c (pass_parallelize_loops::execute): Allow
34462 pass_parallelize_loops to be run outside the loop pipeline.
34464 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34466 * tree-scalar-evolution.c (follow_copies_to_constant): New.
34467 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
34469 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34472 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
34473 using get_ref_base_and_extent.
34474 (equal_mem_array_ref_p): New.
34475 (hashable_expr_equal_p): Add call to previous.
34477 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34480 * tree-sra.c (disqualified_constants, constant_decl_p): New.
34481 (sra_initialize): Allocate disqualified_constants.
34482 (sra_deinitialize): Free disqualified_constants.
34483 (disqualify_candidate): Update disqualified_constants when appropriate.
34484 (create_access): Scan for constant-pool entries as we go along.
34485 (scalarizable_type_p): Add check against type_contains_placeholder_p.
34486 (maybe_add_sra_candidate): Allow constant-pool entries.
34487 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
34488 (initialize_constant_pool_replacements): New.
34489 (sra_modify_assign): Avoid mangling assignments created by previous,
34490 and don't generate writes into constant pool.
34491 (sra_modify_function_body): Call initialize_constant_pool_replacements.
34493 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
34495 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
34496 andnot instruction.
34497 (scalar_chain::convert_op): Likewise.
34498 * config/i386/i386.md (*andndi3_doubleword): New.
34500 2016-01-18 Richard Biener <rguenther@suse.de>
34502 PR tree-optimization/69170
34503 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
34504 building a vector from scalar results of a pattern stmt.
34506 2016-01-18 Jakub Jelinek <jakub@redhat.com>
34508 * haifa-sched.c (autopref_multipass_init): Work around
34509 -Wmaybe-uninitialized warning.
34511 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
34513 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
34514 against the constant 0.
34516 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34518 PR tree-optimization/68799
34519 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
34520 look up phi candidates in the statement-candidate map.
34521 (phi_add_costs): Likewise.
34522 (record_phi_increments): Likewise.
34523 (phi_incr_cost): Likewise.
34524 (ncd_with_phi): Likewise.
34525 (all_phi_incrs_profitable): Likewise.
34527 2016-01-17 Jakub Jelinek <jakub@redhat.com>
34529 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
34530 -Wmaybe-uninitialized warning.
34532 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
34534 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34535 (Option Summary): Update to reflect new section and moved options.
34536 (C++ Dialect Options): Move -fvtable-verify and related options.
34537 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
34538 and profiling-related options.
34539 (Optimization Options): Move profile generation options and
34540 -fstack-protector and related options.
34541 (Instrumentation Options): New section incorporating moved options.
34542 (Code Generation Options): Move -finstrument-functions and
34543 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
34545 2016-01-16 Tom de Vries <tom@codesourcery.com>
34547 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
34549 2016-01-16 Tom de Vries <tom@codesourcery.com>
34551 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
34553 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
34555 * hash-table.h (hash_table::empty): Turn into an inline wrapper
34556 that checks whether the table is already empty. Rename the
34557 original implementation to...
34558 (hash_table::empty_slot): ...this new private function.
34560 2016-01-15 David Malcolm <dmalcolm@redhat.com>
34562 PR diagnostic/68899
34563 * diagnostic-show-locus.c (layout::print_source_line): Move x
34564 offset of line until after call to
34565 get_line_width_without_trailing_whitespace.
34567 2016-01-15 Jeff Law <law@redhat.com>
34569 PR tree-optimization/69270
34570 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
34571 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
34572 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
34573 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
34574 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
34575 ssa_name_has_boolean_range and constant_boolean_node.
34577 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
34579 PR rtl-optimization/69030
34580 * lra-spills.c (remove_pseudos): Check nrefs and make the function
34582 (spill_pseudos): Delete debug insn for dead pseudo.
34583 (lra_spill): Initiate spill_hard_reg and slots memory separately.
34585 2016-01-15 Jiong Wang <jiong.wang@arm.com>
34587 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
34589 (TYPES_UNOPUS): Likewise.
34590 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
34591 builtin type, from UNOP to UNOPUS.
34592 (lbtruncuv4sf): Likewise.
34593 (lbtruncuv2df): Likewise.
34594 (lrounduv2sf): Likewise.
34595 (lrounduv4sf): Likewise.
34596 (lrounduv2df): Likewise.
34597 (lroundusf): Likewise.
34598 (lroundusf): Likewise.
34599 (lceiluv2sf): Likewise.
34600 (lceiluv4sf): Likewise.
34601 (lceiluv2df): Likewise.
34602 (lceilusf): Likewise.
34603 (lceiludf): Likewise.
34604 (lflooruv2sf): Likewise.
34605 (lflooruv4sf): Likewise.
34606 (lflooruv2df): Likewise.
34607 (lfloorusf): Likewise.
34608 (lfloorudf): Likewise.
34609 (lfrintnuv2sf): Likewise.
34610 (lfrintnuv4sf): Likewise.
34611 (lfrintnuv2df): Likewise.
34612 (lfrintnusf): Likewise.
34613 (lfrintnudf): Likewise.
34614 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
34616 (vcvtq_u32_f32): Likewise.
34617 (vcvtq_u64_f64): Likewise.
34618 (vcvta_u32_f32): Likewise.
34619 (vcvtaq_u32_f32): Likewise.
34620 (vcvtaq_u64_f64): Likewise.
34621 (vcvtm_u32_f32): Likewise.
34622 (vcvtmq_u32_f32): Likewise.
34623 (vcvtmq_u64_f64): Likewise.
34624 (vcvtn_u32_f32): Likwise.
34625 (vcvtnq_u32_f32): Likewise.
34626 (vcvtnq_u64_f64): Likewise.
34627 (vcvtp_u32_f32): Likewise.
34628 (vcvtpq_u32_f32): Likewise.
34629 (vcvtpq_u64_f64): Likewise.
34630 (vcvtmd_u64_f64): Likewise.
34631 (vcvtms_u32_f32): Likewise.
34632 (vcvtad_u64_f64): Likewise.
34633 (vcvtas_u32_f32): Likewise.
34634 (vcvtnd_u64_f64): Likewise.
34635 (vcvtns_u32_f32): Likewise.
34636 (vcvtpd_u64_f64): Likewise.
34637 (vcvtps_u32_f32): Likewise.
34639 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34641 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
34642 CSEL of zero_extended registers.
34644 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34646 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
34647 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
34649 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34651 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
34652 false when argument string is not found in the attributes table
34655 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
34658 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
34659 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
34660 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
34661 precision estimate.
34663 2016-01-15 Richard Biener <rguenther@suse.de>
34665 PR tree-optimization/66856
34666 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
34667 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
34668 (vect_create_new_slp_node): Increment stmt reference count.
34669 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
34670 an SLP tree before swapping operands.
34671 (vect_build_slp_tree): Likewise.
34672 (destroy_bb_vec_info): Free stmt info after SLP instances.
34673 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
34674 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
34675 (STMT_VINFO_NUM_SLP_USES): New macro.
34677 2016-01-15 Richard Biener <rguenther@suse.de>
34680 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
34681 (add_linkage_name): ... here.
34682 (gen_typedef_die): Use add_linkage_name_raw instead of
34683 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
34686 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
34688 * gimplify.c (oacc_default_clause): Decode reference and pointer
34689 types for both kernels and parallel regions.
34691 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
34693 PR middle-end/69246
34694 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
34696 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34698 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
34699 (convert_scalars_to_vector): Likewise.
34701 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
34703 * doc/extend.texi (Type Traits): Fix grammar.
34705 2016-01-15 Martin Jambor <mjambor@suse.cz>
34707 * tree-inline.c (remap_decl): Use existing dclarations if
34708 remapping a type and prevent_decl_creation_for_types.
34709 (replace_locals_stmt): Do an initial remapping of non-VLA typed
34710 decls first. Do real remapping with
34711 prevent_decl_creation_for_types set.
34712 * tree-inline.h (copy_body_data): New field
34713 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
34716 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34718 * config/s390/s390.opt (mmvcle): More verbose help text.
34720 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34722 * config/s390/s390.opt: Add period to -mzvector option text.
34724 2016-01-15 Richard Biener <rguenther@suse.de>
34726 PR tree-optimization/68961
34727 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
34728 of invariants in stores again.
34730 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
34732 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
34734 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34736 * config/i386/i386.c (ix86_expand_branch): Don't split
34737 DI mode xor instruction to SI mode.
34739 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34742 * ipa-icf.c (sem_function::merge): Virtual functions may become
34743 reachable even if they address is not taken and there are no
34746 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34748 * lto-streamer-out.c (subtract_estimated_size): New function.
34749 (get_symbol_initial_value): Use it.
34751 2016-01-15 Christian Bruel <christian.bruel@st.com>
34754 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
34755 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
34756 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
34757 use add_builtin_function_ext_scope instead of add_builtin_function.
34758 (neon_set_p, neon_crypto_set_p): Remove.
34759 (arm_init_builtins): Always call arm_init_neon_builtins and
34760 arm_init_crypto_builtins.
34761 (arm_expand_builtin): Check that builtins are allowed for the arch.
34762 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
34763 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
34764 arm_init_neon_builtins call.
34766 2016-01-15 Richard Biener <rguenther@suse.de>
34768 PR tree-optimization/69117
34769 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
34770 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
34771 of the leader conservatively.
34772 (free_scc_vn): Restore original SSA name infos.
34774 2016-01-14 Jeff Law <law@redhat.com>
34776 PR tree-optimization/69270
34777 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
34778 single bit of precision, verify it's also unsigned.
34779 (record_edge_info): Use constant_boolean_node rather than fold_convert
34780 to convert boolean_true/boolean_false to the right type.
34782 2016-01-14 Richard Henderson <rth@redhat.com>
34785 * loop-doloop.c (record_reg_sets): New.
34786 (doloop_optimize): Reject the transform if the sequence
34787 clobbers registers live at the end of the loop block.
34788 (doloop_optimize_loops): Enable df_live if needed.
34790 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
34792 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
34793 * config/rs6000/rs6000.c: Likewise.
34794 * config/rs6000/rs6000.h: Likewise.
34795 * config/rs6000/rs6000.md: Likewise.
34796 * doc/extend.texi: Likewsie.
34798 2016-01-14 Jeff Law <law@redhat.com>
34800 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
34803 2016-01-14 Richard Henderson <rth@redhat.com>
34807 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
34808 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
34809 instead of builtin_decl_declared_p to test for declaration.
34811 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
34813 * doc/loop.texi (Loop Analysis and Representation): Document
34814 loop_depth function.
34816 2016-01-14 Tom de Vries <tom@codesourcery.com>
34818 PR tree-optimization/68773
34819 * omp-low.c (expand_omp_target): Don't set force_output.
34820 * varpool.c (varpool_node::get_create): Same.
34821 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
34822 offload_funcs with force_output.
34824 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34827 * lra-eliminations.c (move_plus_up): Don't change anything if either
34828 the outer or inner subreg mode is not MODE_INT.
34829 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
34830 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
34832 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34834 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
34835 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
34836 reduc_uplus_@var{m}): Remove.
34837 * expr.c (expand_expr_real_2): Remove expansion path for
34838 reduc_[us](min|max|plus) optabs.
34839 * optabs-tree.c (scalar_reduc_to_vector): Remove.
34840 * optabs-tree.h (scalar_reduc_to_vector): Remove.
34841 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
34842 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
34843 * tree-vect-loop.c (vectorizable_reduction): Remove test for
34844 reduc_[us](min|max|plus) optabs.
34846 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34848 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
34849 (reduc_plus_scal_v2sf): New.
34850 (reduc_smax_v2sf): Rename to...
34851 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
34852 (reduc_smin_v2sf): Rename to...
34853 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
34855 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
34857 * alias.c (compare_base_symbol_refs): New function.
34858 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
34861 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34863 PR middle-end/68146
34864 PR tree-optimization/69155
34865 * tree-complex.c: Include cfganal.h.
34866 (phis_to_revisit): New variable.
34867 (extract_component): Add phiarg_p argument. Assert that returned
34868 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
34869 (update_phi_components): Partly rewrite to use loop over real/imag
34870 components instead of code duplication. If extract_component returns
34871 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
34872 create_tmp_reg into the PHI node instead, and mention the phi triplet
34873 in phis_to_revisit.
34874 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
34875 in phis_to_revisit at the end.
34877 2016-01-14 Richard Biener <rguenther@suse.de>
34879 PR tree-optimization/68060
34880 * tree-vect-loop.c (vect_is_simple_reduction): Check the
34881 outer loop reduction is only used in the inner loop before
34882 detecting a double reduction.
34884 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34887 * combine.c (expand_field_assignment): Punt if compute_mode is
34888 unsupported scalar mode.
34890 2016-01-14 Richard Biener <rguenther@suse.de>
34892 PR tree-optimization/66856
34893 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
34894 SLP node only if it built successfully.
34895 (vect_analyze_slp_instance): Adjust.
34897 2016-01-14 Jeff Law <law@redhat.com>
34899 PR tree-optimization/69270
34900 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
34901 (record_edge_info): Use it. Convert boolean_{true,false}_node
34902 to the type of op0.
34904 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
34907 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
34908 use block_ultimate_origin
34909 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
34911 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34913 * doc/invoke.texi (Submodel Options): Rename section to
34914 "Machine-Dependent Options" to better reflect its content.
34915 Rewrite introductory text to remove archaic CPU names.
34918 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34920 * doc/invoke.texi (Code Gen Options): Move section up in file,
34921 before target-specific options. Update menu and option summary
34922 to reflect the new section ordering.
34924 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
34926 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
34927 (C++ Dialect Options): Add cross-reference to -std option.
34928 * doc/standards.texi (C++ Language): Document C++14 support.
34930 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
34932 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
34933 for pack/unpack functions for __ibm128.
34934 (PACK_IF): Likewise.
34935 (UNPACK_IF): Likewise.
34937 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
34938 support for __ibm128 pack/unpack functions.
34939 (rs6000_invalid_builtin): Likewise.
34940 (rs6000_init_builtins): Likewise.
34941 (rs6000_opt_masks): Likewise.
34943 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
34944 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
34946 (RS6000_BTM_COMMON): Likewise.
34948 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
34949 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
34950 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
34951 128-bit floating point. Add support for the double values to be
34952 in Altivec registers for TF/IF packing and unpacking, but restrict
34953 TD packing sub-fields to be FPR registers. Don't allow overlapped
34954 register support for packing. Allow pack inputs to be memory
34955 locations. Don't build generator functions for unpack<mode>_dm
34956 and unpack<mode>_nodm.
34957 (unpack<mode>_dm): Likewise.
34958 (unpack<mode>_nodm): Likewise.
34959 (pack<mode>): Likewise.
34961 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
34962 built-in functions to pack/unpack explicit __ibm128 values.
34963 (__builtin_unpack_ibm128): Likewise.
34965 * doc/extend.texi (PowerPC Built-in Functions): Document
34966 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
34968 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
34971 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
34972 Add new arg loc and pass it down as context.
34973 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
34974 to the location to use for the warning.
34975 (check_function_arguments): New arg loc. All callers changed. Pass
34976 it to check_function_nonnull.
34977 * c-common.h (check_function_arguments): Adjust declaration.
34979 2016-01-13 Jakub Jelinek <jakub@redhat.com>
34981 PR tree-optimization/69156
34982 * gimple.c (validate_type): Removed.
34983 (gimple_builtin_call_types_compatible_p): Use
34984 useless_type_conversion_p instead of validate_type.
34985 * value-prof.c (gimple_stringop_fixed_value): Fold
34986 icall_size to correct type.
34988 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
34990 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
34993 2016-01-13 Richard Henderson <rth@redhat.com>
34996 * target.def (builtin_tm_load, builtin_tm_store): Remove.
34997 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
34998 (ix86_builtin_tm_store): Remove.
34999 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
35000 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
35001 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
35002 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
35003 * doc/tm.texi: Rebuild.
35005 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
35006 (BUILT_IN_TM_MEMCPY_RTWN): New.
35007 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
35008 fallback from vector to integer helpers.
35009 (build_tm_load): Handle vector types directly, instead of
35011 (build_tm_store): Likewise.
35012 (expand_assign_tm): Prepare for register types not handled by
35013 the above. Copy them to memory and use memcpy.
35014 * tree.c (tm_define_builtin): New.
35015 (find_tm_vector_type): New.
35016 (build_tm_vector_builtins): New.
35017 (build_common_builtin_nodes): Call it.
35019 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
35021 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
35022 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
35024 2016-01-13 Tom de Vries <tom@codesourcery.com>
35026 PR tree-optimization/69169
35027 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
35028 handled_struct_type param.
35029 (create_variable_info_for, intra_create_variable_infos): Call
35030 create_variable_info_for_1 with extra arg.
35032 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
35034 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
35035 and "armv8.1-a+crc" entries.
35037 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
35040 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
35041 Change first operand predicate from register_or_constm1_operand
35042 to register_operand.
35043 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
35044 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
35045 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
35046 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
35047 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
35048 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
35049 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
35050 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
35051 comparison with constm1_rtx from vec_prefetch_gen part.
35053 2016-01-13 Richard Biener <rguenther@suse.de>
35055 PR tree-optimization/69013
35056 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
35057 Exchange assert for a test.
35059 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
35062 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
35064 2016-01-13 Richard Biener <rguenther@suse.de>
35066 PR tree-optimization/69242
35067 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
35068 assert with a check.
35070 2016-01-13 Richard Biener <rguenther@suse.de>
35072 PR tree-optimization/69186
35073 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
35074 Properly guard vect_update_misalignment_for_peel call.
35076 2016-01-12 Jeff Law <law@redhat.com>
35078 PR tree-optimization/pr67755
35079 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
35080 "need_profile_correction".
35081 (thread_block_1): Initialize new field to false by default. If we
35082 have multiple thread paths through a common joiner to different
35083 final targets, then set new field to true.
35084 (compute_path_counts): Only do count adjustment when it's really
35087 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35089 * doc/invoke.texi (Spec Files): Move section down in file, past
35090 all command-line option descriptions.
35092 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
35094 PR middle-end/54809
35095 * doc/gty.texi: Remove documentation of mark_hook.
35096 * gengtype.c (struct write_types_data): Remove code to support
35097 mark_hook attribute.
35098 (walk_type): Likewise.
35099 (write_func_for_structure): Likewise.
35101 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35103 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
35104 Directory Options, and -specs= to Overall Options.
35105 (Overall Options): Adjust similarly. Reorder to group related
35106 options together. Make -specs= cross-reference the spec file details.
35107 (Directory Options): Adjust similarly.
35109 2016-01-12 Jeff Law <law@redhat.com>
35111 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
35113 2016-01-12 Olivier Hainque <hainque@adacore.com>
35115 * gcc.c (spec_undefvar_allowed): New global.
35116 (process_command): Set to true when running for --version or --help,
35118 (getenv_spec_function): When the variable is not defined, use the
35119 variable name as the variable value if we're allowed not to issue
35122 2016-01-12 Bin Cheng <bin.cheng@arm.com>
35124 PR tree-optimization/68911
35125 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
35126 information computed for expression "init + nit * step".
35128 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35130 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
35131 about name of GCC executable. Remove deleted node from menu.
35132 (Directory Options) <-B>: Remove cross-reference to deleted node.
35133 (Target Options): Delete section.
35135 2016-01-12 Christian Bruel <christian.bruel@st.com>
35138 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
35139 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
35141 2016-01-12 Jakub Jelinek <jakub@redhat.com>
35144 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
35145 aligned_mem is properly set for AVX512-VL floating point masked
35149 * ifcvt.c (cond_exec_process_if_block): When removing the last
35150 insn from then_bb, remove also any possible barriers that follow it.
35152 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
35156 * config/i386/iamcu.h (SIZE_TYPE): New macro.
35157 (PTRDIFF_TYPE): Likewise.
35158 (WCHAR_TYPE): Likewise.
35159 (WCHAR_TYPE_SIZE): Likewise.
35160 (STDINT_LONG32): Likewise.
35162 2016-01-12 Richard Biener <rguenther@suse.de>
35164 PR tree-optimization/69053
35165 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
35166 convert initial value for cond reductions.
35168 2016-01-12 Richard Biener <rguenther@suse.de>
35170 PR tree-optimization/69007
35171 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
35172 widen_sum after dot_prod and sad.
35174 2016-01-12 Richard Biener <rguenther@suse.de>
35176 PR tree-optimization/69168
35177 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
35178 pattern stmt SLP type.
35179 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
35180 end up unused so cope with that case.
35182 2016-01-12 Richard Biener <rguenther@suse.de>
35184 PR tree-optimization/69157
35185 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
35186 stmts def type only during analyze phase.
35187 (vectorizable_call): Likewise.
35188 (vectorizable_simd_clone_call): Likewise.
35189 (vectorizable_conversion): Likewise.
35190 (vectorizable_assignment): Likewise.
35191 (vectorizable_shift): Likewise.
35192 (vectorizable_operation): Likewise.
35193 (vectorizable_store): Likewise.
35194 (vectorizable_load): Likewise.
35196 2016-01-12 Richard Biener <rguenther@suse.de>
35198 PR tree-optimization/69174
35199 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
35201 (vectorizable_load): Properly compute the number of loads needed
35202 for permuted strided SLP loads and do not spuriously assign
35203 to SLP_TREE_VEC_STMTS.
35205 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
35207 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
35208 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
35209 (MD_EXEC_PREFIX): Remove.
35210 (MD_STARTFILE_PREFIX) Removee.
35211 (FILE_NAME_ABSOLUTE_P): Remove.
35212 (CPP_SPEC): Do not read macros from sys/version.h.
35213 (LINK_COMMAND_SPEC): Remove.
35214 (LOCAL_INCLUDE_DIR): Remove.
35215 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
35216 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
35217 (POST_LINK_SPEC): Define to invoke stubify after linker
35218 (LIBSTDCXX): Remove define
35219 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
35220 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
35221 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
35222 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
35223 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
35224 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
35225 (i386_djgpp_asm_named_section): Add propotype of new procedure
35227 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
35228 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
35229 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
35230 in config/i386/djgpp.h).
35231 (STANDARD_STARTFILE_PREFIX_2): Define identical to
35232 STANDARD_STARTFILE_PREFIX_1.
35233 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
35234 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
35235 installation errors.
35236 (MAX_OFILE_ALIGNMENT): Define to 128.
35237 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
35239 * config/i386/djgpp.c: New file. Add implementation of
35240 i386_djgpp_asm_named_section.
35242 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
35244 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
35245 Add rule for building djgpp.o.
35247 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35249 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
35250 (rtx_is_swappable_p): Reductions are swappable.
35251 (insn_is_swappable_p): V2DF reductions are swappable.
35253 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
35255 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
35256 reloads for other unsupported memory operands.
35258 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
35259 Jim Wilson <jim.wilson@linaro.org>
35262 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
35263 copy_to_mode_reg instead of force_reg.
35265 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
35268 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
35269 TARGET_80387 is true.
35271 2016-01-11 Jakub Jelinek <jakub@redhat.com>
35274 * lra-eliminations.c (move_plus_up): Only move plus up
35275 if subreg of the constant can be simplified into constant
35276 and use the simplified subreg of the constant instead of
35277 the original constant.
35279 * fold-const.c (fold_convertible_p): Don't return true
35280 for conversion of VECTOR_TYPE to same sized integral type.
35281 (fold_convert_loc): Fix up formatting. Fold conversion of
35282 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
35283 instead of NOP_EXPR.
35285 PR tree-optimization/69214
35286 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
35287 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
35290 PR tree-optimization/69207
35291 * tree-vect-slp.c (vect_get_constant_vectors): For
35292 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
35293 fold_convertible_p to vector_type's element type, and always
35294 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
35296 2016-01-11 Richard Biener <rguenther@suse.de>
35298 PR tree-optimization/69173
35299 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
35300 fixup the cycle if all stmts are in a pattern.
35302 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
35304 PR middle-end/68999
35305 * alias.c (base_alias_check): Move check for addresses with
35306 alignment ANDs before the call for compare_base_decls.
35307 (memrefs_conflict_p): Return -1 for different decls
35308 that went through alignment adjustments.
35310 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35312 PR rtl-optimization/68796
35313 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
35314 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
35315 and QImode comparisons against zero with CC_NZmode.
35316 * config/aarch64/iterators.md (short_mask): New mode_attr.
35318 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
35320 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
35321 (<avx512>_store<mode>_mask): Likewise.
35323 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
35324 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35326 PR rtl-optimization/68841
35327 * ifcvt.c (struct noce_if_info): Add orig_x field.
35328 (bbs_ok_for_cmove_arith): Add to_rename parameter.
35329 Don't record conflicts on to_rename if it's present.
35330 Allow memory destinations in sets.
35331 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
35332 blocks, passing orig_x to the checks.
35333 (noce_process_if_block): Set if_info->orig_x appropriately.
35335 2016-01-11 Tom de Vries <tom@codesourcery.com>
35337 PR tree-optimization/69069
35338 * tree-parloops.c (create_parallel_loop): Add missing phi args.
35340 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
35342 PR rtl-optimization/68920
35343 * config/i386/i386.c (ix86_option_override_internal): Restrict number
35344 of conditional moves for RTL if-conversion to 1 for
35345 TARGET_ONE_IF_CONV_INSN.
35346 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
35347 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
35348 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
35349 parameter to restirct number of conditional moves for
35351 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
35352 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
35355 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
35358 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
35359 onepart vars. Fix typo in comment. Fix reversed condition in
35361 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
35364 * var-tracking.c (dump_onepart_variable_differences): New.
35365 (dataflow_set_different): If a detailed dump is requested,
35366 delay early returns and dump differences between onepart
35367 variables present before and after, and added variables.
35369 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
35372 * expr.c (expand_expr_real_1): For boolean vector constants
35373 with a scalar mode use const_scalar_mask_from_tree.
35374 (const_scalar_mask_from_tree): New.
35375 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
35376 assigned to a mask type to handle constants.
35378 2016-01-11 Martin Jambor <mjambor@suse.cz>
35381 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
35382 useless parameters if we cannot change function signature.
35384 2016-01-11 Martin Jambor <mjambor@suse.cz>
35387 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
35390 2016-01-11 Tom de Vries <tom@codesourcery.com>
35392 PR tree-optimization/69109
35393 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
35396 2016-01-11 Tom de Vries <tom@codesourcery.com>
35398 PR tree-optimization/69108
35399 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
35400 res is not used in a phi.
35402 2016-01-11 Yury Gribov <y.gribov@samsung.com>
35405 * common.opt (frandom-seed): Fix parameter name.
35406 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
35408 2016-01-11 Tom de Vries <tom@codesourcery.com>
35410 PR tree-optimization/69058
35411 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
35414 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
35416 * config/arc/arc.opt (mdiv-rem): Add period to the end.
35417 (mcode-density): Likewise.
35419 2016-01-10 Tom de Vries <tom@codesourcery.com>
35421 PR tree-optimization/69062
35422 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
35423 (parallelize_loops): Don't paralelize loop that has phi with address
35426 2016-01-10 Tom de Vries <tom@codesourcery.com>
35428 PR tree-optimization/69039
35429 * tree-parloops.c (try_create_reduction_list): Only allow single exit
35432 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
35434 PR middle-end/68743
35435 * match.pd: Require target has function_c99_misc before doing
35436 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
35438 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
35440 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
35442 * configure: Regenerate.
35444 2016-01-09 Jakub Jelinek <jakub@redhat.com>
35446 PR middle-end/50865
35447 PR tree-optimization/69097
35448 * fold-const.h (expr_not_equal_to): New prototype.
35449 * fold-const.c: Include stringpool.h and tree-ssanames.h.
35450 (expr_not_equal_to): New function.
35451 * match.pd (X % -Y is the same as X % Y): Don't optimize
35452 unless X is known not to be equal to minimum or Y is known
35453 not to be equal to -1.
35454 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
35455 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
35456 (simplify_stmt_using_ranges): Adjust caller.
35457 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
35458 substitute_and_fold.
35460 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
35462 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
35465 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35467 PR tree-optimization/69167
35468 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
35469 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
35471 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
35473 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35474 Richard Biener <rguenther@suse.de>
35476 PR tree-optimization/68707
35477 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
35478 instances that can be handled via vect_load_lanes.
35480 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
35482 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
35483 if we can't determine address equivalence.
35484 * alias.c (compare_base_decl): Update for changed return value of
35485 symtab_node::equal_address_to.
35487 2016-01-08 Jason Merrill <jason@redhat.com>
35491 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
35492 * expr.c (store_field): Not here.
35493 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
35494 call with TREE_ADDRESSABLE type.
35495 * tree-cfg.c (verify_gimple_call): Adjust.
35497 2016-01-08 Olivier Hainque <hainque@adacore.com>
35499 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
35502 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35504 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
35505 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
35506 (reduc_smin_v2sf): Rename to...
35507 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
35508 (reduc_splus_v2sf): Rename to...
35509 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
35511 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35513 PR tree-optimization/69162
35514 * gimplify.c (gimplify_va_arg_expr): Encode original type of
35515 valist argument in another argument.
35516 (gimplify_modify_expr): Adjust for the above change. Cleanup.
35517 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
35518 to determine the va_list type, build a MEM_REF instead of
35519 build_fold_indirect_ref.
35521 PR tree-optimization/69172
35522 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
35525 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
35527 PR tree-optimization/67781
35528 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
35529 and cmpnop in two steps: first the ones not accessed in original
35530 gimple expression in a endian independent way and then the ones not
35531 accessed in the final result in an endian-specific way.
35533 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35535 PR tree-optimization/69083
35536 * tree-vect-slp.c (vect_get_constant_vectors): For
35537 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
35538 element type. If op is fold_convertible_p to vector_type's element
35539 type, use NOP_EXPR instead of VCE.
35541 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
35543 PR rtl-optimization/67778
35544 PR rtl-optimization/68634
35545 PR rtl-optimization/68909
35546 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
35547 block from the stack until done with it. Remove a superfluous
35548 bitmap set. Remove a superfluous bitmap test.
35550 2016-01-07 Martin Sebor <msebor@redhat.com>
35553 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
35554 constraint on the type of arguments.
35556 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
35558 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
35559 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
35560 unaligned_access on the gcc_options set.
35561 * config/arm/arm.c (arm_option_override_internal): Use
35562 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
35564 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35567 * config/i386/i386.c (ix86_frame_pointer_required): Enable
35568 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
35570 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35573 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35576 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35577 depending on frame_pointer_needed before remaining integer and SSE
35578 registers are saved.
35580 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
35583 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
35585 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
35588 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
35589 Use the "xBm" constraint.
35590 (float<sseintvecmodelower><mode>2<mask_name><round_name):
35592 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
35593 (sse_cvtsi2ssq<round_name>): Likewise.
35594 (sse_cvtss2si<round_name>): Likewise.
35595 (sse_cvtss2siq<round_name>): Likewise.
35596 (sse2_cvtsi2sdq<round_name>): Likewise.
35597 (sse2_cvtsd2si<round_name>): Likewise.
35598 (sse2_cvtsd2siq<round_name>): Likewise.
35599 * config/i386/subst.md (round_nimm_scalar_predicate): New
35602 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
35604 PR middle-end/67639
35605 * varasm.c (make_decl_rtl): Mark invalid register vars as
35608 PR rtl-optimization/66206
35609 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
35610 All callers changed.
35612 2016-01-07 Jakub Jelinek <jakub@redhat.com>
35614 PR tree-optimization/69141
35615 * tree-ssa-pre.c: Include langhooks.h.
35616 (eliminate_dom_walker::before_dom_children): Use
35617 lang_hooks.decl_printable_name instead of
35618 cgraph_node::get ()->name ().
35620 PR middle-end/68960
35621 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
35622 it and DECL_ALIGN too.
35624 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
35626 * config/mips/mips-ftypes.def: Sort to lexicographical order.
35628 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35631 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35632 depending on frame_pointer_needed before remaining integer and SSE
35633 registers are saved.
35635 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35637 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
35638 mode iterator with VSX_M2.
35639 (*p9_vecstore_<mode>): Likewise.
35640 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
35641 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
35642 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
35643 (define_split for VSX_LE128 stores): Likewise.
35644 (define_peephole2 for TImode LE swaps): Likewise.
35645 (define_split for VSX_LE128 post-reload stores): Likewise.
35647 2016-01-06 Marek Polacek <polacek@redhat.com>
35650 * convert.c (convert_to_integer_1): Adjust call to
35651 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
35652 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
35653 EXPR instead of ARG.
35654 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
35656 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35659 * doc/extend.texi (RL78 Variable Attributes): New section.
35661 2016-01-05 Marek Polacek <polacek@redhat.com>
35664 * builtins.c (get_memmodel): Use expansion point location rather than
35665 the input location. Call warning_at rather than warning.
35666 (expand_builtin_atomic_compare_exchange): Likewise.
35667 (expand_builtin_atomic_load): Likewise.
35668 (expand_builtin_atomic_store): Likewise.
35669 (expand_builtin_atomic_clear): Likewise.
35671 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35674 * config/i386/i386.c (ix86_expand_vector_logical_operator):
35675 Replace nonimmediate_operand with vector_operand.
35676 * config/i386/predicates.md (vector_operand): New predicate.
35677 (general_vector_operand): Replace nonimmediate_operand with
35679 * config/i386/sse.md: Replace nonimmediate_operand with
35680 vector_operand and m constraint with Bm constraint on SSE
35681 patterns with 16-byte memory operand.
35682 * config/i386/subst.md (round_nimm_predicate): Replace
35683 nonimmediate_operand with vector_operand.
35684 (round_saeonly_nimm_predicate): Likewise.
35685 (round_saeonly_nimm_scalar_predicate): New.
35687 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35690 * config/i386/constraints.md (Bm): New constraint.
35691 * config/i386/predicates.md (vector_memory_operand): New
35693 * config/i386/sse.md: Replace xm with xBm in plusminus and
35694 any_logic patterns.
35696 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35699 * doc/extend.texi (V850 Function Attributes): New section.
35700 (V850 Variable Attributes): New section.
35702 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35705 * doc/extend.texi (MicroBlaze Function Attributes): Document
35706 interrupt_handler and fast_interrupt attributes.
35708 2016-01-05 Sergei Trofimovich <siarheit@google.com>
35711 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
35712 for local symbolic operands.
35713 * config/ia64/predicates.md (local_symbolic_operand64): New
35716 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35718 PR rtl-optimization/68651
35719 * combine.c (combine_simplify_rtx): Canonicalize x + x into
35722 2016-01-05 Nathan Sidwell <nathan@acm.org>
35724 * alias.c (compare_base_decls): Use symtab_node::get.
35726 2016-01-05 Nick Clifton <nickc@redhat.com>
35729 * ira-costs.c (copy_cost): Initialise the t_icode field of the
35730 secondary_reload_info structure.
35733 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
35734 decls if weak support is available.
35736 2016-01-04 Martin Sebor <msebor@redhat.com>
35738 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
35740 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
35742 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
35743 OPTION_MASK_P9_DFORM.
35745 * config/rs6000/constraints.md (wo constraint): New constraint for
35748 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
35750 (rs6000_init_hard_regno_mode_ok): Likewise.
35752 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
35755 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
35756 expanders not to have constraints. Add support for ISA 3.0 xxperm
35757 instruction. Add support for fusing xxlor with xxperm.
35758 (altivec_vperm_<mode>_internal): Likewise.
35759 (altivec_vperm_v8hiv16qi): Likewise.
35760 (altivec_vperm_<mode>v16q): Likewise.
35761 (altivec_vperm_<mode>_uns): Likewise.
35762 (vperm_v8hiv4si): Likewise.
35763 (vperm_v16qiv8hi): Likewise.
35765 * doc/md.texi (RS/6000 constraints): Document wo constraint.
35767 2016-01-04 Jakub Jelinek <jakub@redhat.com>
35769 Update copyright years.
35771 * gcc.c (process_command): Update copyright notice dates.
35772 * gcov-dump.c (print_version): Ditto.
35773 * gcov.c (print_version): Ditto.
35774 * gcov-tool.c (print_version): Ditto.
35775 * gengtype.c (create_file): Ditto.
35776 * doc/cpp.texi: Bump @copying's copyright year.
35777 * doc/cppinternals.texi: Ditto.
35778 * doc/gcc.texi: Ditto.
35779 * doc/gccint.texi: Ditto.
35780 * doc/gcov.texi: Ditto.
35781 * doc/install.texi: Ditto.
35782 * doc/invoke.texi: Ditto.
35784 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35786 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
35787 modes larger than TImode as TImode if NEON is not enabled.
35789 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35792 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
35793 mode for %f0-%f31 only if TARGET_FPU.
35795 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35798 * config/sparc/sparc.c (scan_record_type): Take into account subfields
35799 to compute the PACKED_P predicate.
35800 (function_arg_record_value): Minor tweaks.
35802 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
35804 * doc/install.texi (--with-multilib-list): Describe the meaning of the
35805 option for arm*-*-* targets.
35807 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
35809 * doc/extend.texi (Common Function Attributes): Move docs for
35810 MSP430-specific attributes to....
35811 (MSP430 Function Attributes): ...here. Delete the redundant
35812 entries and copy-edit the remaining text.
35813 (MSP430 Variable Attributes): Use uniform format for index
35814 entries and add a cross-reference to the corresponding function
35817 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
35819 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
35821 (x86 Options): Likewise.
35823 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35827 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
35828 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
35829 to corresponding attribute.
35831 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35833 * doc/extend.texi (Common Function Attributes) <noplt>: Move
35834 to correct alphabetization of table. Copy-edit and correct
35836 <stack_protect>: Likewise.
35837 <target_clones>: Likewise.
35839 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
35840 Correct punctuation.
35841 (Code Gen Options) <-fno-plt>: Copy-edit.
35843 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
35846 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
35847 SI values. Explicitly convert SI to DI and vice-versa.
35849 2016-01-01 Jakub Jelinek <jakub@redhat.com>
35851 PR tree-optimization/69070
35852 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
35853 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
35856 * ubsan.c (ubsan_instrument_float_cast): Call
35857 initialize_sanitizer_builtins.
35860 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
35862 Copyright (C) 2016 Free Software Foundation, Inc.
35864 Copying and distribution of this file, with or without modification,
35865 are permitted in any medium without royalty provided the copyright
35866 notice and this notice are preserved.