1 2016-12-19 David Malcolm <dmalcolm@redhat.com>
3 * print-rtl.c (rtx_writer::print_rtx_operand_code_r): For
4 non-virtual pseudos in compact mode, wrap the regno in '<' and '>'
5 rather than using a '%' prefix.
6 * rtl-tests.c (selftest::test_dumping_regs): Update for above change.
8 2016-12-19 Dominik Vogt <vogt@linux.vnet.ibm.com>
11 * config/s390/s390.md ("*andc_split_<mode>"): Allow memory destination
12 only if it coincides with operand 2.
14 2016-12-19 Dominik Vogt <vogt@linux.vnet.ibm.com>
16 * combine.c (change_zero_ext): Skip generation of redundant AND.
18 2016-12-19 Krister Walfridsson <krister.walfridsson@gmail.com>
20 * config/netbsd.h (LINK_EH_SPEC): Define.
22 2016-12-18 Eric Botcazou <ebotcazou@adacore.com>
24 * lra-constraints.c (process_address): Add forward declaration.
25 (simplify_operand_subreg): In the MEM case, if the adjusted memory
26 reference is not sufficient aligned and the address was invalid,
27 reload the address before reloading the original memory reference.
28 Fix long lines and add a final return for the sake of clarity.
30 2016-12-17 Jakub Jelinek <jakub@redhat.com>
33 * sanopt.c (sanitize_asan_mark_unpoison): Remove next variable, use
34 continue if gsi_next should be skipped.
35 (sanitize_asan_mark_poison): Remove prev variable, use continue if
36 gsi_prev should be skipped. When removing ASAN_MARK, do gsi_prev
37 first and gsi_remove on a previously made copy of the iterator.
39 2016-12-17 Andrew Senkevich <andrew.senkevich@intel.com>
41 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
42 * config/i386/avx512dqintrin.h: Ditto.
43 * config/i386/avx512fintrin.h: Ditto.
44 * config/i386/i386-builtin.def (__builtin_ia32_kaddqi,
45 __builtin_ia32_kaddhi, __builtin_ia32_kaddsi,
46 __builtin_ia32_kadddi): New.
47 * config/i386/sse.md (kadd<mode>): New.
49 2016-12-17 Uros Bizjak <ubizjak@gmail.com>
51 * config/i386/i386.md (*tzcnt<mode>_1): Merge *tzcnt<mode>_1_falsedep_1
52 and *tzcnt<mode>_1 to define_insn_and_split pattern. Adjust split
53 condition to split after epilogue_completed.
54 (ctz<mode>2): Remove expander.
55 (ctz<mode>2): Merge *ctz<mode>2_falsedep_1 and *ctz<mode>2 to
56 define_insn_and_split pattern. Adjust split condition to split
57 after epilogue_completed.
58 (clz<mode>2_lznct): Remove expander.
59 (clz<mode>2_lzcnt): Merge *clz<mode>2_lzcnt_falsedep_1 and
60 *clz<mode>2 to define_insn_and_split pattern. Adjust split
61 condition to split after epilogue_completed.
62 (<lt_zcnt>_<mode>): Remove expander.
63 (<lt_zcnt>_<mode>): Merge *<lt_zcnt>_<mode>_falsedep_1 and
64 *<lt_zcnt>_<mode> to define_insn_and_split pattern. Adjust split
65 condition to split after epilogue_completed.
66 (<lt_zcnt>_hi): New insn pattern.
67 (popcount<mode>2): Remove expander.
68 (popcount<mode>2): Merge *popcount<mode>2_falsedep_1 and
69 *popcount<mode>2 to define_insn_and_split pattern. Adjust split
70 condition to split after epilogue_completed.
71 (popcounthi2): New insn pattern.
73 2016-12-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
75 * config/rs6000/altivec.md (UNSPEC_CMPRB): New unspec value.
76 (UNSPEC_CMPRB2): New unspec value.
77 (UNSPEC_CMPEQB): New unspec value.
78 (cmprb): New expansion.
79 (*cmprb_internal): New insn.
80 (*setb_internal): New insn.
81 (cmprb2): New expansion.
82 (*cmprb2_internal): New insn.
83 (cmpeqb): New expansion.
84 (*cmpeqb_internal): New insn.
85 * config/rs6000/rs6000-builtin.def (BU_P9_2): New macro.
86 (BU_P9_64BIT_2): Likewise.
87 (BU_P9_OVERLOAD_2): Likewise.
88 (CMPRB): Add byte-in-range built-in function.
89 (CMBRB2): Add byte-in-either-range built-in function.
90 (CMPEQB): Add byte-in-set built-in function.
91 (CMPRB): Add overload support for byte-in-range function.
92 (CMPRB2): Add overload support for byte-in-either-range function.
93 (CMPEQB): Add overload support for byte-in-set built-in function.
94 * config/rs6000/rs6000-c.c (P9_BUILTIN_CMPRB): Macro expansion to
95 define argument types for new builtin.
96 (P9_BUILTIN_CMPRB2): Likewise.
97 (P9_BUILTIN_CMPEQB): Likewise.
98 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Rearrange
99 the order of presentation for certain built-in functions
100 (scalar_extract_exp, scalar_extract_sig, scalar_insert_exp)
101 (scalar_cmp_exp_gt, scalar_cmp_exp_lt, scalar_cmp_exp_eq)
102 (scalar_cmp_exp_unordered, scalar_test_data_class)
103 (scalar_test_neg) to improve locality and flow. Document
104 the new __builtin_scalar_byte_in_set,
105 __builtin_scalar_byte_in_range, and
106 __builtin_scalar_byte_in_either_range functions.
108 2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
110 * config/aarch64/aarch64.md: New define_split above bswap<mode>2.
112 2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
114 * config/aarch64/aarch64.md: New define_split above insv<mode>.
116 2016-12-16 Jakub Jelinek <jakub@redhat.com>
119 * tree-ssa-ccp.c: Include tree-dfa.h.
120 (optimize_memcpy): New function.
121 (pass_fold_builtins::execute): Use it. Remove useless conditional
122 break after BUILT_IN_VA_*.
124 2016-12-16 Marek Polacek <polacek@redhat.com>
126 PR tree-optimization/78819
127 * tree-vrp.c (find_switch_asserts): Return if the insertion limit is 0.
128 Don't register an assertion if the default case shares a label with
131 2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
133 * config/arm/arm.md (subsi3_carryin): Add Thumb-2 RSC #0.
134 (arm_negdi2) Rename to negdi2_insn, allow on Thumb-2.
135 * config/arm/thumb2.md (thumb2_negdi2): Remove pattern.
137 2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
139 * config/arm/arm.c (thumb_core_reg_alloc_order): Swap R12 and R14.
141 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
143 * config/arc/arc.md (call_prof): Remove.
144 (call_value_prof): Likewise.
145 (sibcall_prof): Likewise.
146 (sibcall_value_prof): Likewise.
148 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
150 * config/arc/arc.h (LINK_SPEC): Tidy up.
151 (ENDFILE_SPEC): Likewise.
152 (LIB_SPEC): Likewise.
153 (STARTFILE_SPEC): Include gcrt0 when profiling.
154 (FUNCTION_PROFILER): Use __mcount.
155 * config/arc/arc.opt (mucb-mcount): Remove.
156 * doc/invoke.texi (ARC): Remove mucb-mcount doc.
157 * arc/arc-protos.h (arc_profile_call): Remove.
158 * config/arc/arc.c (write_profile_sections): Likewise.
159 (arc_profile_call): Likewise.
160 (unspec_prof_hash): Likewise.
161 (unspec_prof_htab_eq): Likewise.
162 (arc_legitimate_constant_p): Remove UNSPEC_PROF.
163 (arc_reorg): Remove call to write_profile_sections.
164 * config/arc/arc.md (call): Remove call to arc_profile_call.
165 (call_value): Likewise.
167 (sibcall_value): Likewise.
168 (define_constants): Remove UNSPEC_PROF.
170 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
172 * config/arc/arc.md (mulsidi_600): Change to insn_and_split,
173 generate new mul64 insn for core multiplication work.
174 (umulsidi_600): Likewise, but use mulu64 insn.
175 (mul64): New pattern, content taken from old mulsidi_600 insn
177 (mulu64): Likewise, but using umulsidi_600.
178 (mulsidi3): Remove move to destination, this is now handled by
179 mulsidi_600 insn_and_split.
180 (umulsidi3): Likewise, but using umulsidi_600.
182 2016-12-16 Richard Biener <rguenther@suse.de>
185 * langhooks-def.h (lhd_unit_size_without_reusable_padding): Declare.
186 (LANG_HOOKS_UNIT_SIZE_WITHOUT_REUSABLE_PADDING): Define.
187 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Adjust.
188 * langhooks.h (struct lang_hooks_for_types): Add
189 unit_size_without_reusable_padding.
190 * langhooks.c (lhd_unit_size_without_reusable_padding): New.
191 * stor-layout.c (finish_bitfield_representative): Use
192 unit_size_without_reusable_padding langhook to decide on the
193 last representatives size.
195 2016-12-16 Richard Biener <rguenther@suse.de>
198 * expr.c (expand_cond_expr_using_cmove): Bail out early if
199 we end up recursing via TER.
201 2016-12-15 Martin Sebor <msebor@redhat.com>
204 * vec.h (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Assert
205 a pointer is non-null.
207 2016-12-15 Andrew Senkevich <andrew.senkevich@intel.com>
209 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
210 * config/i386/avx512dqintrin.h: Ditto.
211 * config/i386/avx512fintrin.h: Ditto.
212 * config/i386/i386-builtin.def (__builtin_ia32_kmovb,
213 __builtin_ia32_kmovd, __builtin_ia32_kmovq): New.
214 (__builtin_ia32_kmov16): Rename to __builtin_ia32_kmovw.
215 * config/i386/sse.md (kmov<mskmodesuffix>): New.
217 2016-12-15 Uros Bizjak <ubizjak@gmail.com>
219 * config/i386/i386.md (ffs<mode>2): Generate CCCmode flags register
221 (ffssi2_no_cmove): Ditto.
222 (*tzcnt<mode>_1_falsedep_1): New insn_and_split pattern.
223 (*tzcnt<mode>_1_falsedep): New insn pattern.
225 (LT_ZCNT): New mode iterator.
226 (lt_zcnt): New mode attribute.
227 (lt_zcnt_type): New mode attribute.
228 (<lt_zcnt>_<mode>): Macroize expander from bmi_tzcnt_<mode> and
229 lzcnt_<mode> using LT_ZCNT mode iterator.
230 (*<lt_zcnt>_<mode>_falsedep_1): Macroize insn from
231 *bmi_tzcnt_<mode>_falsedep_1 and *lzcnt_<mode>_falsedep_1
232 using LT_ZCNT mode iterator.
233 (*<lt_zcnt>_<mode>_falsedep): Macroize insn from
234 *bmi_tzcnt_<mode>_falsedep and *lzcnt_<mode>_falsedep
235 using LT_ZCNT mode iterator.
236 (*<lt_zcnt>_<mode>): Macroize insn from *bmi_tzcnt_<mode>
237 and *lzcnt_<mode> using LT_ZCNT mode iterator.
238 * config/i386/i386-builtin.def (__builtin_ia32_tzcnt_u16)
239 (__builtin_ia32_tzcnt_u32, __builtin_ia32_tzcnt_u64, __builtin_ctzs):
242 2016-12-15 Jakub Jelinek <jakub@redhat.com>
244 * ipa-cp.c (class ipcp_bits_lattice): Formatting fixes.
245 (print_ipcp_constant_value): Likewise.
246 (ipcp_cloning_candidate_p): Likewise.
247 (ipcp_bits_lattice::get_value_and_mask): Likewise.
248 (ipcp_bits_lattice::meet_with_1): Likewise.
249 (ipcp_bits_lattice::meet_with): Likewise.
250 (initialize_node_lattices): Likewise.
251 (ipcp_lattice::add_value): Likewise.
252 (propagate_vals_accross_pass_through): Renamed to ...
253 (propagate_vals_across_pass_through): ... this function.
254 (propagate_vals_accross_ancestor): Renamed to ...
255 (propagate_vals_across_ancestor): ... this.
256 (propagate_scalar_accross_jump_function): Renamed to ...
257 (propagate_scalar_across_jump_function): ... this.
258 Adjust calls to above functions.
259 (propagate_context_accross_jump_function): Renamed to ...
260 (propagate_context_across_jump_function): ... this.
261 (propagate_bits_accross_jump_function): Renamed to ...
262 (propagate_bits_accross_jump_function): ... this. Formatting fixes.
263 (propagate_vr_accross_jump_function): Renamed to ...
264 (propagate_vr_across_jump_function): ... this.
265 (merge_agg_lats_step): Formatting fixes.
266 (propagate_constants_accross_call): Renamed to ...
267 (propagate_constants_across_call): ... this. Adjust calls to above
269 (ipa_get_indirect_edge_target_1): Formatting fixes.
270 (gather_context_independent_values): Likewise.
271 (estimate_local_effects): Likewise.
272 (add_all_node_vals_to_toposort): Likewise.
273 (propagate_constants_topo): Adjust calls to above functions.
274 (get_replacement_map): Formatting fixes.
275 (dump_profile_updates): Likewise.
276 (update_profiling_info): Likewise.
277 (update_specialized_profile): Likewise.
278 (create_specialized_node): Likewise.
279 (find_more_contexts_for_caller_subset): Likewise.
280 (decide_whether_version_node): Likewise.
281 (identify_dead_nodes): Likewise.
282 (ipcp_decision_stage): Likewise.
283 (ipcp_store_bits_results): Likewise.
284 (ipcp_store_vr_results): Likewise.
285 (ipcp_driver): Likewise.
287 2016-12-15 David Malcolm <dmalcolm@redhat.com>
289 PR preprocessor/78680
290 PR preprocessor/78811
291 * input.c (struct selftest::lexer_test): Add field
292 m_implicitly_expect_EOF.
293 (selftest::lexer_error_sink): New class.
294 (selftest::lexer_error_sink::s_singleton): New global.
295 (selftest::lexer_test::lexer_test): Initialize new field
296 "m_implicitly_expect_EOF".
297 (selftest::lexer_test::~lexer_test): Conditionalize the
298 check for the EOF token on the new field.
299 (selftest::test_lexer_string_locations_raw_string_unterminated):
301 (selftest::input_c_tests): Call the new test.
303 2016-12-15 Wilco Dijkstra <wdijkstr@arm.com>
305 * config/arm/arm.h (TARGET_BACKTRACE): Use crtl->is_leaf.
306 * config/arm/arm.c (arm_option_check_internal): Improve comment.
307 (thumb_force_lr_save): Use crtl->is_leaf.
308 (arm_get_frame_offsets): Remove comment. Use crtl->is_leaf.
309 (thumb_far_jump_used_p): Remove comment.
310 (arm_frame_pointer_required): Use crtl->is_leaf.
312 2016-12-15 Jakub Jelinek <jakub@redhat.com>
314 * doc/extend.texi: Clean up @xref{...} uses.
315 * doc/invoke.texi: Likewise.
317 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
319 * arm-fpus.def: Add CNAME field to all FPU definitions.
320 * genopt.sh: Use explicit enumeration tags for FPU entries.
321 * arm-tables.opt: Regenerated.
322 * arm.opt (mfpu): Provide initial value.
323 * arm-opts.h (enum fpu_type): Build the enumeration from the list of
324 available FPUs. Add 'auto' entry on the end.
325 * arm.c (arm_configure_build_target): Only do explicit configuration
326 of the FPU features if the selected FPU is not 'auto'.
327 (arm_option_override): Adjust initialization of arm_fpu_index.
328 Emit an error if we have a hard float ABI request, but the processor
329 does not support floating-point.
330 (arm_option_print): Handle -mfpu=auto.
331 (arm_valid_target_attribute_rec): Don't permit fpu=auto in pragmas
332 or function attributes.
333 (arm_identify_fpu_from_isa): Handle effective soft-float when
334 the FPU is automatically detected.
335 * arm-cores.def (arm1136jf-s): Add feature ISA_FP_DBL.
336 (arm1176jzf-s): Likewise.
338 (arm1156t2f-s): Likewise.
340 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
342 * arm-fpus.def (ARM_FPU): Remove features field from all definitions.
343 * arm.h (arm_fpu_feature_set): Delete typedef.
344 (FPU_FL_NONE): Delete.
345 (FPU_FL_NEON): Delete.
346 (FPU_FL_FP16): Delete.
347 (FPU_FL_CRYPTO): Delete.
348 (FPU_FL_DBL): Delete.
349 (FPU_FL_D32): Delete.
350 (FPU_FL_VFPv2): Delete.
351 (FPU_FL_VFPv3): Delete.
352 (FPU_FL_VFPv4): Delete.
353 (FPU_FL_VFPv5): Delete.
354 (FPU_FL_AMRv8): Delete.
363 (FPU_CRYPTO): Delete.
365 (arm_fpu_desc): Delete features field.
366 * arm.c (all_fpus): Don't initialize feature field.
368 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
370 * arm.c (arm_can_inline_p): Use ISA features for determining
373 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
375 * arm-protos.h (arm_configure_build_target): Change second argument
376 to cl_target_options.
377 * arm.c (arm_configure_build_target): Likewise.
378 (arm_option_restore): Update accordingly.
379 (arm_option_override): Create the target_option_default_node before
380 calling arm_configure_build_target. Use it in call of latter.
381 Resynchronize after all other overrides have been calculated.
382 (arm_valid_target_attribute_tree): Use the target options for
383 reconfiguration. Resynchronize after performing override checks.
384 * arm-c.c (arm_pragma_target_parse): Use target optiosn from cur_tree
385 to reconfigure the build target.
387 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
389 * arm.h (TARGET_VFPD32): Use arm_active_target.
390 (TARGET_VFP3): Likewise.
391 (TARGET_VFP5): Likewise.
392 (TARGET_VFP_SINGLE): Likewise.
393 (TARGET_VFP_DOUBLE): Likewise.
394 (TARGET_NEON_FP16): Likewise.
395 (TARGET_FP16): Likewise.
396 (TARGET_FMA): Likewise.
397 (TARGET_FPU_ARMV8): Likewise.
398 (TARGET_CRYPTO): Likewise.
399 (TARGET_NEON): Likewise.
400 (TARGET_FPU_FEATURES): Delete.
401 * arm.c (arm_option_check_internal): Check for iwmmxt conflict with
402 Neon using arm_active_target.
404 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
406 * arm.h (TARGET_FPU_NAME): Delete.
407 * arm.c (arm_identify_fpu_from_isa): New function.
408 (arm_declare_function_name): Use it to get the name for the FPU.
410 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
412 * arm-protos.h: Include sbitmap.h
413 (arm_configure_build_target): Make public.
414 * arm.c (arm_configure_build_target): Now not static.
415 (arm_valid_target_attribute_rec): Move internal option check to...
416 (arm_valid_target_attribute_tree0: ... here. Also reconfingure the
418 (arm_override_options_after_change): Call arm_configure_build_target.
419 (isa_all_fpubits): Renamed from isa_fpubits.
420 (arm_option_restore): New function.
421 (TARGET_OPTION_RESTORE): Register it.
422 (arm_configure_build_target): Initialize the FPU capability bits in
424 (arm_option_override): Move the code that forces the setting of the
425 FPU option before the call to arm_configure_build_target.
426 * arm.opt (march): Mark as Save.
427 (mcpu, mtune): Likewise.
428 * arm-c.c (arm_pragma_target_parse): Reconfigure the build target
429 after pragmas change the target options.
431 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
433 * arm-isa.h (isa_feature): Add bits for VFPv4, FPv5, fp16conv,
434 fP_dbl, fp_d32 and fp_crypto.
435 (ISA_ALL_FPU): Add all the new bits.
436 (ISA_VFPv2, ISA_VFPv3, ISA_VFPv4, ISA_FPv5): New macros.
437 (ISA_FP_ARMv8, ISA_FP_DBL, ISA_FP_D32, ISA_NEON, ISA_CRYPTO): Likewise.
438 * arm-fpus.def: Add ISA features to all FPUs.
439 * arm.h: (arm_fpu_desc): Add new field for ISA bits.
440 * arm.c (all_fpus): Initialize it.
441 * arm-tables.opt: Regenerated.
443 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
445 * arm.h (FPU_FL_VFPv2) New feature bit.
446 (FPU_FL_VFPv3, FPU_FL_VFPv4, FPU_FL_VFPv5, FPU_FL_ARMv8): Likewise.
447 (FPU_VFPv2, FPU_VFPv3, FPU_VFPv4, FPU_VFPv5, FPU_ARMv8): New helper
449 (FPU_DBL, FPU_D32, FPU_NEON, FPU_CRYPTO, FPU_FP16): Likewise.
450 (TARGET_FPU_REV): Delete.
451 (TARGET_VFP3): Use feature bits.
452 (TARGET_VFP5): Likewise.
453 (TARGET_FMA): Likewise.
454 (TARGET_FPU_ARMV8): Likewise.
455 (struct arm_fpu_desc): Delete rev field.
456 * arm-fpus.def: Delete REV entry, use new feature bits and macros.
457 * arm.c (all_fpus): Delete rev field.
459 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
461 * arm.h (vfp_reg_type): Delete.
462 (TARGET_FPU_REGS): Delete.
463 (arm_fpu_desc): Delete regs field.
464 (FPU_FL_NONE, FPU_FL_NEON, FPU_FL_FP16, FPU_FL_CRYPTO): Use unsigned
466 (FPU_FL_DBL, FPU_FL_D32): Define.
467 (TARGET_VFPD32): Use feature test.
468 (TARGET_VFP_SINGLE): Likewise.
469 (TARGET_VFP_DOUBLE): Likewise.
470 * arm-fpus.def: Update all entries for new feature bits.
471 * arm.c (all_fpus): Update initializer macro.
472 (arm_can_inline_p): Remove test on fpu regs.
474 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
476 * arm.h (arm_fp_model): Delete.
478 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
480 * arm-cores.def: Remove FLAGS field from all core definitions.
481 * arm-arches.def: Likewise.
482 * arm-opts.h (enum processor_type): Remove FLAGS parameter from
484 (arm_arch_core_flags): Likewise, plus ARM_ARCH macro.
485 * arm-protos.h (FL_*): Delete.
486 (arm_feature_set): Delete.
487 (ARM_FSET_*): Delete.
488 * arm.c (struct processors): Delete flags field.
489 (all_cores): Delete FLAGS parameter from macro, don't initialize flags.
490 (all architectures): Likewise.
492 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
494 * arm-opts.h (struct arm_arch_core_flag): Add new field ISA.
496 (arm_arch_core_flag): Delete flags field.
497 (arm_arch_core_flags): Don't initialize flags field.
498 * common/config/arm/arm-common.c (check_isa_bits_for): New function.
499 (arm_target_thumb_only): Use new isa bits arrays.
501 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
503 * arm-protos.h (insn_flags): Delete declaration.
504 (arm_arch7ve): Declare.
505 * arm.c (insn_flags): Delete.
506 (arm_arch7ve): New variable.
507 (arm_selected_cpu): Delete.
508 (arm_option_check_internal): Use new ISA bitmap.
509 (arm_option_override_internal): Likewise.
510 (arm_configure_build_target): Declare arm_selected_cpu locally.
511 (arm_option_override): Use new ISA bitmap. Initialize arm_arch7ve.
512 Rearrange variable intialization by general function.
513 * arm.h (TARGET_HAVE_LPAE): Use arm_arch7ve.
515 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
517 * arm-builtins.c: Include sbitmap.h.
518 (def_mbuiltin): Change first parameter to a flag bit. Use it to test
519 available features in the current target.
520 (struct builtin_description): Change type of feature field.
521 (IWMMXT_BUILTIN): Use the isa_features types.
522 (IWMMXT2_BUILTIN): Likewise.
523 (IWMMXT_BUILTIN2): Likewise.
524 (IWMMXT2_BUILTIN2): Likewise.
525 (CRC32_BUILTIN): Likewise.
526 (CRYPTO_BUILTIN): Likewise.
527 (iwmmx_builtin): Likewise.
528 (iwmmx2_builtin): Likewise.
529 (arm_iwmmxt_builtin): Check for specific feature bits.
531 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
533 * arm-isa.h (enum isa_feature): Add isa_quirk_cm3_ldrd.
534 (ISA_ALL_QUIRKS): New macro.
535 * arm-cores.def (cortex-m3): Add isa_quirk_cm3_ldrd to isa feature list.
536 * arm.c (isa_quirkbits): New feature-list bitmap.
537 (arm_configure_build_target): Ignore quirk bits when comparing an
538 architecture feature list with a CPU feature list.
539 (arm_option_override): Initialize_isa_quirkbits. If the user has
540 not specified -m[no-]fix-cortex-m3-ldrd, automatically enable the
541 feature if isa_quirk_cm3_ldrd appears in the isa feature list.
543 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
545 * arm.c (arm_option_override): Use arm_active_target as source of
546 information for arm_base_arch and arm_arch_name.
547 * (arm_file_start): Use arm_active_target for core name.
549 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
551 * arm.c (arm_selected_tune): Delete static variable.
552 (arm_selected_arch): Likewise.
553 (arm_configure_build_target): Declare local versions of arm_selected
554 target and arm_selected_arch. Initialize more fields in target
556 (arm_option_override): Use arm_active_target instead of
557 arm_selected_tune and arm_selected_arch.
558 (asm_file_start): Use arm_active_target.
560 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
562 * arm-protos.h (arm_build_target): New structure.
563 (arm_active_target): Declare it.
564 * arm.c (arm_active_target): New variable.
565 (bitmap_popcount): New function.
566 (feature_count): Delete.
567 (arm_initialize_isa): New function.
568 isa_fpubits): New variable.
569 (arm_configure_build_target): New function.
570 (arm_option_override): Initialize isa_fpubits and arm_active_target.isa.
571 Use arm_configure_build_target.
573 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
575 * arm-isa.h: New file.
576 * arm-protos.h: Include it.
577 * arm-arches.def: Add new ISA field to all entries. Drop bogus
578 armv8.1-a+crc architecture.
579 * arm-cores.def: Similarly. Group ARMv8 cores by profile.
580 * arm-opts.h (enum processor_type): Adjust for new field.
581 * arm.c (struct processors): New field 'isa_bits'.
582 (all_cores, all_architectures): Initialize new field.
583 * arm-tables.opt: Regenerated.
584 * arm-tune.md: Regenerated.
586 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
588 * arm-arches.def (ARM_ARCH): Add extra field TUNE_FLAGS, move
589 tuning properties from architectural FLAGS field.
590 * arm-cores.def (ARM_CORE): Likewise.
591 * arm-protos.h (TF_LDSCHED, TF_WBUF, TF_CO_PROC): New macros.
592 (TF_SMALLMUL, TF_STRONG, TF_SCALE, TF_NOMODE32): New macros.
593 (FL_LDSCHED, FL_STRONG, FL_WBUF, FL_SMALLMUL): Delete.
594 (FL_TUNE): Remove deleted elements.
595 (tune_flags): Convert type to unsigned int.
596 * arm.c (struct processors): Add new field tune_flags.
597 (all_cores, all_arches): Initialize it.
598 (arm_option_override): Adapt uses of tune_flags. Use tune_flags
599 for deciding when we should have slow multiply operations.
601 2016-12-14 Martin Sebor <msebor@redhat.com>
604 * gimple-ssa-sprintf.c (format_string): Handle null pointers.
605 (format_directive): Diagnose null pointer arguments.
606 (pass_sprintf_length::handle_gimple_call): Diagnose null destination
607 pointers. Correct location of null format string in diagnostics.
609 2016-12-14 David Malcolm <dmalcolm@redhat.com>
611 * Makefile.in (SELFTEST_FLAGS): Add path argument to -fself-test.
612 (s-selftest): Add dependency on the selftests data directory.
613 * common.opt (fself-test): Rename to...
614 (fself-test=): ...this, documenting the meaning of the argument.
615 * selftest-run-tests.c (along): Likewise.
616 * selftest-run-tests.c: Include "options.h".
617 (selftest::run_tests): Initialize selftest::path_to_selftest_files
619 * selftest.c (selftest::path_to_selftest_files): New global.
620 (selftest::locate_file): New function.
621 (selftest::test_locate_file): New function.
622 (selftest_c_tests): Likewise.
623 (selftest::selftest_c_tests): Call test_locate_file.
624 * selftest.h (selftest::locate_file): New decl.
625 (selftest::path_to_selftest_files): New decl.
627 2016-12-14 Andrew Pinski <apinski@cavium.com>
629 * config/aarch64/aarch64-cores.def: Add -1 as the variant to all
631 (thunderx): Update to include LSE by default.
632 (thunderxt88p1): New core.
633 (thunderxt88): New core.
634 (thunderxt81): New core.
635 (thunderxt83): New core.
636 * config/aarch64/driver-aarch64.c (struct aarch64_core_data):
638 (ALL_VARIANTS): New define.
639 (AARCH64_CORE): Support VARIANT operand.
640 (cpu_data): Likewise.
641 (host_detect_local_cpu): Parse variant field of /proc/cpuinfo.
642 Combine the arch and single core case and support variant searching.
643 * common/config/aarch64/aarch64-common.c (AARCH64_CORE):
645 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Likewise.
646 * config/aarch64/aarch64.c (AARCH64_CORE): Likewise.
647 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
648 * config/aarch64/aarch64-tune.md: Regenerate.
649 * doc/invoke.texi (AARCH64/mtune): Document thunderxt88,
650 thunderxt88p1, thunderxt81, thunderxt83 as available options.
652 2016-12-14 Martin Jambor <mjambor@suse.cz>
654 * omp-offload.c: Fix coding style.
655 * omp-expand.c: Likewise.
656 * omp-general.c: Likewise.
657 * omp-grid.c: Likewise.
658 * omp-low.c: Fix coding style of parts touched by the
659 previous splitting patch.
661 2016-12-14 Martin Jambor <mjambor@suse.cz>
663 * omp-general.h: New file.
664 * omp-general.c: New file.
665 * omp-expand.h: Likewise.
666 * omp-expand.c: Likewise.
667 * omp-offload.h: Likewise.
668 * omp-offload.c: Likewise.
669 * omp-grid.c: Likewise.
670 * omp-grid.c: Likewise.
671 * omp-low.h: Include omp-general.h and omp-grid.h. Removed includes
672 of params.h, symbol-summary.h, lto-section-names.h, cilk.h, tree-eh.h,
673 ipa-prop.h, tree-cfgcleanup.h, cfgloop.h, except.h, expr.h, stmt.h,
674 varasm.h, calls.h, explow.h, dojump.h, flags.h, tree-into-ssa.h,
675 tree-cfg.h, cfganal.h, alias.h, emit-rtl.h, optabs.h, expmed.h,
676 alloc-pool.h, cfghooks.h, rtl.h and memmodel.h.
677 (omp_find_combined_for): Declare.
678 (find_omp_clause): Renamed to omp_find_clause and moved to
680 (free_omp_regions): Renamed to omp_free_regions and moved to
682 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
684 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
686 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
687 moved to omp-general.h.
688 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
690 (oacc_fn_attrib_kernels_p): Moved to omp-general.h.
691 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
693 (omp_expand_local): Moved to omp-expand.h.
694 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
696 (omp_finish_file): Moved to omp-offload.h.
697 (default_goacc_validate_dims): Renamed to
698 oacc_default_goacc_validate_dims and moved to omp-offload.h.
699 (offload_funcs, offload_vars): Moved to omp-offload.h.
700 * omp-low.c: Include omp-general.h, omp-offload.h and omp-grid.h.
701 (omp_region): Moved to omp-expand.c.
702 (omp_for_data_loop): Moved to omp-general.h.
703 (omp_for_data): Likewise.
704 (oacc_loop): Moved to omp-offload.c.
705 (oacc_loop_flags): Moved to omp-general.h.
706 (offload_funcs, offload_vars): Moved to omp-offload.c.
707 (root_omp_region): Moved to omp-expand.c.
708 (omp_any_child_fn_dumped): Likewise.
709 (find_omp_clause): Renamed to omp_find_clause and moved to
711 (is_combined_parallel): Moved to omp-expand.c.
712 (is_reference): Renamed to omp_is_reference and and moved to
714 (adjust_for_condition): Renamed to omp_adjust_for_condition and moved
716 (get_omp_for_step_from_incr): Renamed to omp_get_for_step_from_incr
717 and moved to omp-general.c.
718 (extract_omp_for_data): Renamed to omp_extract_for_data and moved to
720 (workshare_safe_to_combine_p): Moved to omp-expand.c.
721 (omp_adjust_chunk_size): Likewise.
722 (get_ws_args_for): Likewise.
723 (get_base_type): Removed.
724 (dump_omp_region): Moved to omp-expand.c.
725 (debug_omp_region): Likewise.
726 (debug_all_omp_regions): Likewise.
727 (new_omp_region): Likewise.
728 (free_omp_region_1): Likewise.
729 (free_omp_regions): Renamed to omp_free_regions and moved to
731 (find_combined_for): Renamed to omp_find_combined_for, made global.
732 (build_omp_barrier): Renamed to omp_build_barrier and moved to
734 (omp_max_vf): Moved to omp-general.c.
735 (omp_max_simt_vf): Likewise.
736 (gimple_build_cond_empty): Moved to omp-expand.c.
737 (parallel_needs_hsa_kernel_p): Likewise.
738 (expand_omp_build_assign): Moved declaration to omp-expand.c.
739 (expand_parallel_call): Moved to omp-expand.c.
740 (expand_cilk_for_call): Likewise.
741 (expand_task_call): Likewise.
742 (vec2chain): Likewise.
743 (remove_exit_barrier): Likewise.
744 (remove_exit_barriers): Likewise.
745 (optimize_omp_library_calls): Likewise.
746 (expand_omp_regimplify_p): Likewise.
747 (expand_omp_build_assign): Likewise.
748 (expand_omp_taskreg): Likewise.
749 (oacc_collapse): Likewise.
750 (expand_oacc_collapse_init): Likewise.
751 (expand_oacc_collapse_vars): Likewise.
752 (expand_omp_for_init_counts): Likewise.
753 (expand_omp_for_init_vars): Likewise.
754 (extract_omp_for_update_vars): Likewise.
755 (expand_omp_ordered_source): Likewise.
756 (expand_omp_ordered_sink): Likewise.
757 (expand_omp_ordered_source_sink): Likewise.
758 (expand_omp_for_ordered_loops): Likewise.
759 (expand_omp_for_generic): Likewise.
760 (expand_omp_for_static_nochunk): Likewise.
761 (find_phi_with_arg_on_edge): Likewise.
762 (expand_omp_for_static_chunk): Likewise.
763 (expand_cilk_for): Likewise.
764 (expand_omp_simd): Likewise.
765 (expand_omp_taskloop_for_outer): Likewise.
766 (expand_omp_taskloop_for_inner): Likewise.
767 (expand_oacc_for): Likewise.
768 (expand_omp_for): Likewise.
769 (expand_omp_sections): Likewise.
770 (expand_omp_single): Likewise.
771 (expand_omp_synch): Likewise.
772 (expand_omp_atomic_load): Likewise.
773 (expand_omp_atomic_store): Likewise.
774 (expand_omp_atomic_fetch_op): Likewise.
775 (expand_omp_atomic_pipeline): Likewise.
776 (expand_omp_atomic_mutex): Likewise.
777 (expand_omp_atomic): Likewise.
778 (oacc_launch_pack): and moved to omp-general.c, made public.
779 (OACC_FN_ATTRIB): Likewise.
780 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
782 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
784 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
785 moved to omp-general.c.
786 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
788 (oacc_fn_attrib_kernels_p): Moved to omp-general.c.
789 (oacc_fn_attrib_level): Moved to omp-offload.c.
790 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
792 (get_oacc_ifn_dim_arg): Renamed to oacc_get_ifn_dim_arg and moved to
794 (mark_loops_in_oacc_kernels_region): Moved to omp-expand.c.
795 (grid_launch_attributes_trees): Likewise.
796 (grid_attr_trees): Likewise.
797 (grid_create_kernel_launch_attr_types): Likewise.
798 (grid_insert_store_range_dim): Likewise.
799 (grid_get_kernel_launch_attributes): Likewise.
800 (get_target_argument_identifier_1): Likewise.
801 (get_target_argument_identifier): Likewise.
802 (get_target_argument_value): Likewise.
803 (push_target_argument_according_to_value): Likewise.
804 (get_target_arguments): Likewise.
805 (expand_omp_target): Likewise.
806 (grid_expand_omp_for_loop): Moved to omp-grid.c.
807 (grid_arg_decl_map): Likewise.
808 (grid_remap_kernel_arg_accesses): Likewise.
809 (grid_expand_target_grid_body): Likewise.
810 (expand_omp): Renamed to omp_expand and moved to omp-expand.c.
811 (build_omp_regions_1): Moved to omp-expand.c.
812 (build_omp_regions_root): Likewise.
813 (omp_expand_local): Likewise.
814 (build_omp_regions): Likewise.
815 (execute_expand_omp): Likewise.
816 (pass_data_expand_omp): Likewise.
817 (pass_expand_omp): Likewise.
818 (make_pass_expand_omp): Likewise.
819 (pass_data_expand_omp_ssa): Likewise.
820 (pass_expand_omp_ssa): Likewise.
821 (make_pass_expand_omp_ssa): Likewise.
822 (grid_lastprivate_predicate): Renamed to
823 omp_grid_lastprivate_predicate and moved to omp-grid.c, made public.
824 (grid_prop): Moved to omp-grid.c.
825 (GRID_MISSED_MSG_PREFIX): Likewise.
826 (grid_safe_assignment_p): Likewise.
827 (grid_seq_only_contains_local_assignments): Likewise.
828 (grid_find_single_omp_among_assignments_1): Likewise.
829 (grid_find_single_omp_among_assignments): Likewise.
830 (grid_find_ungridifiable_statement): Likewise.
831 (grid_parallel_clauses_gridifiable): Likewise.
832 (grid_inner_loop_gridifiable_p): Likewise.
833 (grid_dist_follows_simple_pattern): Likewise.
834 (grid_gfor_follows_tiling_pattern): Likewise.
835 (grid_call_permissible_in_distribute_p): Likewise.
836 (grid_handle_call_in_distribute): Likewise.
837 (grid_dist_follows_tiling_pattern): Likewise.
838 (grid_target_follows_gridifiable_pattern): Likewise.
839 (grid_remap_prebody_decls): Likewise.
840 (grid_var_segment): Likewise.
841 (grid_mark_variable_segment): Likewise.
842 (grid_copy_leading_local_assignments): Likewise.
843 (grid_process_grid_body): Likewise.
844 (grid_eliminate_combined_simd_part): Likewise.
845 (grid_mark_tiling_loops): Likewise.
846 (grid_mark_tiling_parallels_and_loops): Likewise.
847 (grid_process_kernel_body_copy): Likewise.
848 (grid_attempt_target_gridification): Likewise.
849 (grid_gridify_all_targets_stmt): Likewise.
850 (grid_gridify_all_targets): Renamed to omp_grid_gridify_all_targets
851 and moved to omp-grid.c, made public.
852 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
854 (add_decls_addresses_to_decl_constructor): Moved to omp-offload.c.
855 (omp_finish_file): Likewise.
856 (oacc_thread_numbers): Likewise.
857 (oacc_xform_loop): Likewise.
858 (oacc_default_dims, oacc_min_dims): Likewise.
859 (oacc_parse_default_dims): Likewise.
860 (oacc_validate_dims): Likewise.
861 (new_oacc_loop_raw): Likewise.
862 (new_oacc_loop_outer): Likewise.
863 (new_oacc_loop): Likewise.
864 (new_oacc_loop_routine): Likewise.
865 (finish_oacc_loop): Likewise.
866 (free_oacc_loop): Likewise.
867 (dump_oacc_loop_part): Likewise.
868 (dump_oacc_loop): Likewise.
869 (debug_oacc_loop): Likewise.
870 (oacc_loop_discover_walk): Likewise.
871 (oacc_loop_sibling_nreverse): Likewise.
872 (oacc_loop_discovery): Likewise.
873 (oacc_loop_xform_head_tail): Likewise.
874 (oacc_loop_xform_loop): Likewise.
875 (oacc_loop_process): Likewise.
876 (oacc_loop_fixed_partitions): Likewise.
877 (oacc_loop_auto_partitions): Likewise.
878 (oacc_loop_partition): Likewise.
879 (default_goacc_fork_join): Likewise.
880 (default_goacc_reduction): Likewise.
881 (execute_oacc_device_lower): Likewise.
882 (default_goacc_validate_dims): Likewise.
883 (default_goacc_dim_limit): Likewise.
884 (pass_data_oacc_device_lower): Likewise.
885 (pass_oacc_device_lower): Likewise.
886 (make_pass_oacc_device_lower): Likewise.
887 (execute_omp_device_lower): Likewise.
888 (pass_data_omp_device_lower): Likewise.
889 (pass_omp_device_lower): Likewise.
890 (make_pass_omp_device_lower): Likewise.
891 (pass_data_omp_target_link): Likewise.
892 (pass_omp_target_link): Likewise.
893 (find_link_var_op): Likewise.
894 (pass_omp_target_link::execute): Likewise.
895 (make_pass_omp_target_link): Likewise.
896 * Makefile.in (OBJS): Added omp-offload.o, omp-expand.o, omp-general.o
898 (GTFILES): Added omp-offload.h, omp-offload.c and omp-expand.c, removed
900 * gimple-fold.c: Include omp-general.h instead of omp-low.h.
901 (fold_internal_goacc_dim): Adjusted calls to
902 get_oacc_ifn_dim_arg and get_oacc_fn_dim_size to use their new names.
903 * gimplify.c: Include omp-low.h.
904 (omp_notice_variable): Adjust the call to get_oacc_fn_attrib to use
906 (gimplify_omp_task): Adjusted calls to find_omp_clause to use its new
908 (gimplify_omp_for): Likewise.
909 * lto-cgraph.c: Include omp-offload.h instead of omp-low.h.
910 * toplev.c: Include omp-offload.h instead of omp-low.h.
911 * tree-cfg.c: Include omp-general.h instead of omp-low.h. Also
912 include omp-expand.h.
913 (make_edges_bb): Adjusted the call to make_gimple_omp_edges to use its
915 (make_edges): Adjust the call to free_omp_regions to use its new name.
916 * tree-parloops.c: Include omp-general.h.
917 (create_parallel_loop): Adjusted the call to set_oacc_fn_attrib to use
919 (parallelize_loops): Adjusted the call to get_oacc_fn_attrib to use
921 * tree-ssa-loop.c: Include omp-general.h instead of omp-low.h.
922 (gate_oacc_kernels): Adjusted the call to get_oacc_fn_attrib to use
924 * tree-vrp.c: Include omp-general.h instead of omp-low.h.
925 (extract_range_basic): Adjusted calls to get_oacc_ifn_dim_arg and
926 get_oacc_fn_dim_size to use their new names.
927 * varpool.c: Include omp-offload.h instead of omp-low.h.
928 * gengtype.c (open_base_files): Replace omp-low.h with omp-offload.h in
930 * config/nvptx/nvptx.c: Include omp-general.c.
931 (nvptx_expand_call): Adjusted the call to get_oacc_fn_attrib to use
933 (nvptx_reorg): Likewise.
934 (nvptx_record_offload_symbol): Likewise.
936 2016-12-14 Martin Sebor <msebor@redhat.com>
939 * gimple-ssa-sprintf.c (target_dir_max): New macro.
940 (get_mpfr_format_length): New function.
941 (format_integer): Use HOST_WIDE_INT instead of int.
942 (format_floating_max): Same.
943 (format_floating): Call get_mpfr_format_length.
944 (format_directive): Use target_dir_max.
946 2016-12-14 Jakub Jelinek <jakub@redhat.com>
949 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_STV_TEMP.
950 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies,
951 dimode_scalar_chain::convert_reg): Use SLOT_STV_TEMP instead of
954 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
957 * config/i386/i386-builtin.def: Add __builtin_clzs and __builtin_ctzs.
958 (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS.
959 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
962 2016-12-14 Jakub Jelinek <jakub@redhat.com>
965 * valtrack.c: Include rtl-iter.h.
966 (struct rtx_subst_pair): Add insn field.
967 (propagate_for_debug_subst): If pair->to contains at least 2
968 regs, create a DEBUG_INSN with a debug temp before pair->insn
969 and replace from with the debug temp instead of pair->to.
970 (propagate_for_debug): Initialize p.insn.
971 * combine.c (insn_uid_check): New inline function.
972 (INSN_COST, LOG_LINKS): Use it instead of INSN_UID.
973 (find_single_use, combine_instructions,
974 cant_combine_insn_p, try_combine): Use NONDEBUG_INSN_P instead of
977 2016-12-14 Martin Sebor <msebor@redhat.com>
980 * builtin-attrs.def (ATTR_NONNULL_1_1, ATTR_NONNULL_1_2): Defined.
981 (ATTR_NONNULL_1_3, ATTR_NONNULL_1_4, ATTR_NONNULL_1_5): Same.
982 (ATTR_NOTHROW_NONNULL_1_1, ATTR_NOTHROW_NONNULL_1_2): Same.
983 (ATTR_NOTHROW_NONNULL_1_3, ATTR_NOTHROW_NONNULL_1_4): Same.
984 (ATTR_NOTHROW_NONNULL_1_5): Same.
985 (ATTR_NONNULL_1_FORMAT_PRINTF_1_2): Same.
986 (ATTR_NONNULL_1_FORMAT_PRINTF_2_0): Same.
987 (ATTR_NONNULL_1_FORMAT_PRINTF_2_3): Same.
988 (ATTR_NONNULL_1_FORMAT_PRINTF_3_0): Same.
989 (ATTR_NONNULL_1_FORMAT_PRINTF_3_4): Same.
990 (ATTR_NONNULL_1_FORMAT_PRINTF_4_0): Same.
991 (ATTR_NONNULL_1_FORMAT_PRINTF_4_5): Same.
992 * builtins.c (validate_arg): Add argument. Treat null pointers
993 passed to nonnull arguments as invalid.
994 (validate_arglist): Same.
995 * builtins.def (fprintf, fprintf_unlocked): Add nonnull attribute.
996 (printf, printf_unlocked, sprintf. vfprintf, vsprintf): Same.
997 (__sprintf_chk, __vsprintf_chk, __fprintf_chk, __vfprintf_chk): Same.
998 * calls.c (get_nonnull_ags, maybe_warn_null_arg): New functions.
999 (initialize_argument_information): Diagnose null pointers passed to
1000 arguments declared nonnull.
1001 * calls.h (get_nonnull_args): Declared.
1003 2016-12-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1005 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): On ISA
1006 3.0/power9, add support to use the VEXTU{B,H,W}{L,R}X extract
1008 * config/rs6000/vsx.md (VSr2): Add IEEE 128-bit floating point
1009 type constraint registers.
1011 (FL_CONV): New mode iterator for binary floating types that have a
1012 direct conversion from 64-bit integer to floating point.
1013 (vsx_extract_<mode>_p9): Add support for the ISA 3.0/power9
1014 VEXTU{B,H,W}{L,R}X extract instructions.
1015 (vsx_extract_<mode>_p9 splitter): Add splitter to load up the
1016 extract byte position into the GPR if we are using the
1017 VEXTU{B,H,W}{L,R}X extract instructions.
1018 (vsx_extract_<mode>_di_p9): Support extracts to GPRs.
1019 (vsx_extract_<mode>_store_p9): Support extracting to GPRs so that
1020 we can use reg+offset address instructions.
1021 (vsx_extract_<mode>_var): Support extracts to GPRs.
1022 (vsx_extract_<VSX_EXTRACT_I:mode>_<SDI:mode>_var): New combiner
1023 insn to combine vector extracts with zero_extend.
1024 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Optimize
1025 extracting a small integer vector element and converting it to a
1026 floating point type.
1027 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
1028 (UNSPEC_XXEXTRACTUW): New unspec.
1029 (UNSPEC_XXINSERTW): Likewise.
1030 (vextract4b): Add support for the vec_vextract4b built-in
1032 (vextract4b_internal): Likewise.
1033 (vinsert4b): Add support for the vec_insert4b built-in function.
1034 Include both a version that inserts element 1 from a V4SI object
1035 and one that inserts a DI object.
1036 (vinsert4b_internal): Likewise.
1037 (vinsert4b_di): Likewise.
1038 (vinsert4b_di_internal): Likewise.
1039 * config/rs6000/predicates.md (const_0_to_11_operand): New
1040 predicate, match 0..11.
1041 * config/rs6000/rs6000-builtin.def (BU_P9V_VSX_3): Set built-in
1042 type to ternary, not binary.
1043 (BU_P9V_64BIT_VSX_3): Likewise.
1044 (P9V_BUILTIN_VEXTRACT4B): Add support for vec_vinsert4b and
1045 vec_extract4b non-overloaded built-in functions.
1046 (P9V_BUILTIN_VINSERT4B): Likewise.
1047 (P9V_BUILTIN_VINSERT4B_DI): Likewise.
1048 (P9V_BUILTIN_VEC_VEXTULX): Move to section that adds 2 operand ISA
1049 3.0 built-in functions.
1050 (P9V_BUILTIN_VEC_VEXTURX): Likewise.
1051 (P9V_BUILTIN_VEC_VEXTRACT4B): Add support for overloaded
1052 vec_insert4b and vec_extract4 built-in functions.
1053 (P9V_BUILTIN_VEC_VINSERT4B): Likewise.
1054 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1055 overloaded support for vec_vinsert4b and vec_extract4b.
1056 * config/rs6000/rs6000.c (altivec_expand_builtin): Add checks for
1057 the vec_insert4b and vec_extract4b byte number being a constant in
1059 * config/rs6000/altivec.h (vec_vinsert4b): Support vec_vinsert4b
1060 and vec_extract4b built-in functions.
1061 * doc/extend.doc (PowerPC VSX built-in functions): Document
1062 vec_insert4b and vec_extract4b.
1064 2016-12-14 Martin Liska <mliska@suse.cz>
1066 * gimple-pretty-print.c (dump_probability): New function.
1067 (dump_edge_probability): Use the function.
1068 (dump_gimple_label): Likewise.
1069 (dump_gimple_bb_header): Likewise.
1071 2016-12-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1072 Jakub Jelinek <jakub@redhat.com>
1074 * tree-ssa-strlen.c (fold_strstr_to_memcmp): New function.
1075 (strlen_optimize_stmt): Call fold_strstr_to_memcmp.
1077 2016-12-14 Eric Botcazou <ebotcazou@adacore.com>
1079 * lra-constraints.c (process_address_1): Do not attempt to decompose
1080 addresses for MEMs that satisfy fixed-form constraints.
1082 2016-12-14 Richard Biener <rguenther@suse.de>
1084 PR tree-optimization/78788
1085 * tree-vrp.c (set_value_range): Allow [-INF(OVF), +INF(OVF)].
1086 (set_and_canonicalize_value_range): Do not drop the above to
1089 2016-12-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1091 * config/rs6000/rs600.c (rs6000_builtin_vectorization_cost):
1092 Adjust unaligned load cost.
1094 2016-12-13 Uros Bizjak <ubizjak@gmail.com>
1097 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
1098 Calculate additional gain for andnot for targets without BMI.
1100 2016-12-13 Carl Love <cel@us.ibm.com>
1102 * config/rs6000/rs6000-c.c: Add built-in support for
1103 vector float vec_pack (vector double, vector double)
1104 vector double vec_sld (vector double, vector double)
1105 * config/rs6000/rs6000.c: Add icode check for vsldoi_v2df to allow
1106 4-bit unsigned literal.
1107 * config/rs6000/rs6000-builtin.def: Add definition for VSLDOI_2DF
1108 * doc/extend.texi: Update the built-in documentation file for the
1109 new powerpc vec_pack and vec_sld built-ins.
1111 2016-12-13 Martin Liska <mliska@suse.cz>
1113 * sanopt.c (sanopt_optimize_walker): Set contains_asan_mark.
1114 (sanopt_optimize): Add new argument.
1115 (sanitize_asan_mark_unpoison): New function.
1116 (maybe_contains_asan_check): Likewise.
1117 (sanitize_asan_mark_poison): Likewise.
1118 (pass_sanopt::execute): Call the new functions.
1120 2016-12-13 Martin Liska <mliska@suse.cz>
1122 PR tree-optimization/78428
1123 * expr.c (store_constructor_field): Add new arguments to the function.
1124 (store_constructor): Set up bitregion_end and add gcc_unreachable to
1125 fields that have either non-constant size or (and) offset.
1127 2016-12-13 Marek Polacek <polacek@redhat.com>
1129 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change
1130 parameters' type from int to HOST_WIDE_INT.
1131 (compute_overlap_steps_for_affine_1_2): Change parameters' type from
1132 int to HOST_WIDE_INT.
1133 (build_classic_dist_vector_1): Likewise.
1134 (add_multivariate_self_dist): Likewise.
1136 2016-12-13 Michael Matz <matz@suse.de>
1138 PR tree-optimization/78725
1139 * tree-ssa-loop-split.c (split_at_bb_p): Check for overflow and
1140 at correct use point.
1142 2016-12-13 Martin Liska <mliska@suse.cz>
1144 * asan.c (asan_expand_mark_ifn): Use renamed
1145 BUILT_IN_ASAN_{UN}CLOBBER_N to BUILT_IN_ASAN_{UN}POISON_STACK_MEMORY.
1146 * sanitizer.def: Likewise.
1148 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
1150 * doc/extend.texi (Half-Precision): Update to document current
1153 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
1155 * doc/extend.texi (Floating Types): Document availability of
1156 _Float16 on ARM/AArch64.
1158 2016-12-13 Richard Biener <rguenther@suse.de>
1160 PR tree-optimization/78699
1161 * tree-vect-data-refs.c (vect_analyze_group_access_1): Limit
1164 2016-12-13 Richard Biener <rguenther@suse.de>
1167 * tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
1168 * tree-object-size.c (compute_builtin_object_size): Use
1170 * tree-data-ref.c (initialize_matrix_A): Remove excess assert.
1172 2016-12-13 Martin Liska <mliska@suse.cz>
1174 * asan.c (asan_mark_poison_p): Remove.
1175 (asan_mark_p): New function.
1176 (transform_statements): Use the function.
1177 (asan_expand_mark_ifn): Do not use masked enum.
1178 * asan.h (enum asan_mark_flags): Declare it via a macro.
1179 * gimple-pretty-print.c (dump_gimple_call_args): Dump first
1180 argument of ASAN_MARK.
1181 * gimplify.c (build_asan_poison_call_expr): Use new enum values.
1182 (asan_poison_variable): Likewise.
1184 2016-12-13 Jakub Jelinek <jakub@redhat.com>
1187 * ipa-pure-const.c (cdtor_p): Return true for
1188 DECL_STATIC_{CON,DE}STRUCTOR even when it is
1189 DECL_LOOPING_CONST_OR_PURE_P.
1191 2016-12-12 Jakub Jelinek <jakub@redhat.com>
1193 PR tree-optimization/78777
1194 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge,
1195 insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt.
1198 * opt-functions.awk (opt_args): Use [{] instead of { in regexps.
1201 2016-12-12 Martin Sebor <msebor@redhat.com>
1205 * gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange
1206 rather than res.bounded.
1207 (get_width_and_precision): Set precision to -1 when negative.
1208 (adjust_range_for_overflow): New function.
1209 (format_integer): Correct the handling of the space, plus, and pound
1210 flags, and the special case of zero precision.
1211 Always set res.bounded to true unless either precision or width
1212 is specified and unknown.
1213 Call adjust_range_for_overflow.
1214 Avoid use zero as the shortest value when precision is specified
1216 (format_directive): Remove vestigial quoting. Always inform of
1217 argument value or range when it's available.
1218 (add_bytes): Correct the computation of boundrange used to
1219 decide whether a warning is of a "maybe" or "defnitely" kind.
1221 2016-12-12 Dominik Vogt <vogt@linux.vnet.ibm.com>
1223 * combine.c (change_zero_ext): Handle mode expanding zero_extracts.
1225 2016-12-12 Uros Bizjak <ubizjak@gmail.com>
1228 * config/i386/i386.h (X87_ENABLE_ARITH): Also enable for
1229 flag_unsafe_math_optimizations.
1230 (X87_ENABLE_FLOAT): Ditto.
1232 2016-12-12 Marek Polacek <polacek@redhat.com>
1235 * gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for
1236 Case 1; check POINTER_TYPE_P instead.
1238 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
1240 PR rtl-optimization/78669
1241 * ira.c (combine_and_move_insns): When deleting an insn, clear the
1242 replace flag for all used regs in that insn.
1244 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
1246 * config/arm/arm-opts.h: Move struct arm_arch_core_flag and
1247 arm_arch_core_flags to ...
1248 * common/config/arm/arm-common.c: There.
1250 2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
1252 * config/sparc/constraints.md (T): Use special memory constraint.
1254 (W): Add TARGET_ARCH64 test.
1255 * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
1256 (*movdf_insn_sp32): Likewise.
1257 (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
1258 conjunction with offsettable memory references.
1260 2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
1262 * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
1263 to avoid shared structure error.
1265 2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1268 * config/rs6000/rs6000.c (find_alignment_op): Discard from
1269 consideration any artificial definition.
1271 2016-12-11 Iain Sandoe <iain@codesourcery.com>
1273 * configure.ac (CROSS directory tests): Remove the assumption that
1274 Darwin hosts contain suitable target sysroots in "/".
1275 * configure: Regenerate.
1277 2016-12-11 Iain Sandoe <iain@codesourcery.com>
1279 PR rtl-optimization/71496
1280 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
1281 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
1282 reload_macho_picbase_di): Likewise.
1284 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
1286 * config/pa/pa.c (pa_callee_copies): New function.
1287 * config/pa/pa.opt (mcaller-copies): New option.
1288 * doc/invoke.texi (mcaller-copies): Document option.
1290 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
1293 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1294 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
1296 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
1297 constant shifts larger or equal than 32.
1299 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
1301 * config/i386/x86-64.h: Append --32 to the assembler options when
1302 -m16 is used on non-glibc systems as well.
1304 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
1307 * config/i386/mmintrin.h (__m64_u): New type
1308 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
1309 Make the allowed unaligned memory access explicit.
1311 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
1313 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
1314 Generally use cpu generic.
1316 2016-12-10 Jakub Jelinek <jakub@redhat.com>
1317 Marc Glisse <marc.glisse@inria.fr>
1319 PR tree-optimization/78720
1320 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
1321 is negative, sign extend to @1's type and than AND with C.
1323 2016-12-10 Jakub Jelinek <jakub@redhat.com>
1326 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
1327 non-zero low bound or non-standard element sizes.
1330 * lto-streamer-in.c (input_function): In addition to debug stmts
1331 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
1334 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1336 * config/rs6000/rs6000-passes.def: New file.
1337 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
1338 * config/rs6000/rs6000.c (rs6000_option_override): Remove
1339 registration of machine-specific passes.
1340 (pass_analyze_swaps::clone): New function.
1341 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
1343 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1346 * ipa-cp.c (propagate_vr_accross_jump_function): Call
1347 drop_tree_overflow after fold_convert.
1349 2016-12-09 Jakub Jelinek <jakub@redhat.com>
1352 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
1353 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
1356 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
1359 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
1360 GET_MODE_BITSIZE. Return 2.
1361 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
1362 TARGET_POPCNTD the same as TARGET_CTZ.
1363 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
1364 (ffs<mode>2): Reimplement.
1366 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
1368 PR rtl-optimization/78255
1369 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
1370 NO_FUNCTION_CSE is true.
1372 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
1375 * ipa-icf.c (sem_function::parse): Don't process functions with
1376 oacc decl attributes, as they may be OpenACC routines.
1378 2016-12-09 David Malcolm <dmalcolm@redhat.com>
1380 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
1383 2016-12-09 Nathan Sidwell <nathan@acm.org>
1386 * convert.c (convert_to_integer_1): Maybe fold conversions to
1387 integral types with fewer bits than its mode.
1389 2016-12-09 Martin Liska <mliska@suse.cz>
1391 * tree-pretty-print.c (pretty_print_string): Escape non-printable
1394 2016-12-09 Jakub Jelinek <jakub@redhat.com>
1396 PR tree-optimization/78726
1397 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
1398 argument. For lhs uses in debug stmts, don't replace lhs with
1399 new_lhs, but with a debug temp set to new_lhs opcode op.
1400 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
1401 OP down to make_new_ssa_for_def.
1402 (zero_one_operation): Call make_new_ssa_for_all_defs even when
1403 stmts_to_fix is empty, if *def has not changed yet. Pass
1404 OPCODE to make_new_ssa_for_all_defs.
1406 2016-12-08 Martin Sebor <msebor@redhat.com>
1409 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
1410 identifier tree nodes.
1411 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
1412 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
1413 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
1414 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
1415 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
1416 * builtins.c (expand_builtin_alloca): Call
1417 maybe_warn_alloc_args_overflow.
1418 * builtins.def (aligned_alloc, calloc, malloc, realloc):
1419 Add attribute alloc_size.
1420 (alloca): Add attribute alloc_size and returns_nonnull.
1421 * calls.h (maybe_warn_alloc_args_overflow): Declare.
1422 * calls.c (alloc_max_size, operand_signed_p): New functions.
1423 (maybe_warn_alloc_args_overflow): Define.
1424 (initialize_argument_information): Diagnose overflow in functions
1425 declared with attaribute alloc_size.
1426 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
1427 -Walloc-size-larger-than.
1429 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
1431 PR rtl-optimization/78671
1432 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
1435 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
1437 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
1438 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
1440 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
1443 * config/aarch64/aarch64.c (aarch64_classify_address):
1444 Set load_store_pair_p for TImode and TFmode.
1446 2016-12-08 David Malcolm <dmalcolm@redhat.com>
1448 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
1449 regno_reg_rtx resizing logic to...
1450 (emit_status::ensure_regno_capacity): ...this new method,
1451 and ensure that the buffers are large enough.
1452 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
1453 rather than ggc_vec_alloc.
1454 * function.h (emit_status::ensure_regno_capacity): New method.
1456 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
1458 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
1459 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
1460 * doc/invoke.texi (-fsanitize=kernel-address):
1461 Don't say that it enables -fsanitize-address-use-after-scope.
1463 2016-12-08 Bin Cheng <bin.cheng@arm.com>
1466 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
1467 sign bit for index step of data reference.
1469 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1471 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1472 Handle SYMBOL_SMALL_TLSGD for ILP32.
1473 * config/aarch64/aarch64.md : tlsgd_small modified into
1474 tlsgd_small_<mode> to support SImode and DImode.
1475 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
1478 2016-12-08 Andrew Pinski <apinski@cavium.com>
1480 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1481 Access the lower part of RTX appropriately.
1483 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1485 * genpreds.c (write_tm_constrs_h): Update for renaming of
1486 rtx_reader_ptr to md_reader_ptr.
1487 (write_tm_preds_h): Likewise.
1488 (write_insn_preds_c): Likewise.
1489 * read-md.c (rtx_reader_ptr): Rename to...
1490 (md_reader_ptr): ...this, and convert from an
1491 rtx_reader * to a md_reader *.
1492 (rtx_reader::set_md_ptr_loc): Rename to...
1493 (md_reader::set_md_ptr_loc): ...this.
1494 (rtx_reader::get_md_ptr_loc): Rename to...
1495 (md_reader::get_md_ptr_loc): ...this.
1496 (rtx_reader::copy_md_ptr_loc): Rename to...
1497 (md_reader::copy_md_ptr_loc): ...this.
1498 (rtx_reader::fprint_md_ptr_loc): Rename to...
1499 (md_reader::fprint_md_ptr_loc): ...this.
1500 (rtx_reader::print_md_ptr_loc): Rename to...
1501 (md_reader::print_md_ptr_loc): ...this.
1502 (rtx_reader::join_c_conditions): Rename to...
1503 (md_reader::join_c_conditions): ...this.
1504 (rtx_reader::fprint_c_condition): ...this.
1505 (rtx_reader::print_c_condition): Rename to...
1506 (md_reader::print_c_condition): ...this.
1507 (fatal_with_file_and_line): Update for renaming of
1508 rtx_reader_ptr to md_reader_ptr.
1509 (rtx_reader::require_char): Rename to...
1510 (md_reader::require_char): ...this.
1511 (rtx_reader::require_char_ws): Rename to...
1512 (md_reader::require_char_ws): ...this.
1513 (rtx_reader::require_word_ws): Rename to...
1514 (md_reader::require_word_ws): ...this.
1515 (rtx_reader::read_char): Rename to...
1516 (md_reader::read_char): ...this.
1517 (rtx_reader::unread_char): Rename to...
1518 (md_reader::unread_char): ...this.
1519 (rtx_reader::peek_char): Rename to...
1520 (md_reader::peek_char): ...this.
1521 (rtx_reader::read_name): Rename to...
1522 (md_reader::read_name): ...this.
1523 (rtx_reader::read_escape): Rename to...
1524 (md_reader::read_escape): ...this.
1525 (rtx_reader::read_quoted_string): Rename to...
1526 (md_reader::read_quoted_string): ...this.
1527 (rtx_reader::read_braced_string): Rename to...
1528 (md_reader::read_braced_string): ...this.
1529 (rtx_reader::read_string): Rename to...
1530 (md_reader::read_string): ...this.
1531 (rtx_reader::read_skip_construct): Rename to...
1532 (md_reader::read_skip_construct): ...this.
1533 (rtx_reader::handle_constants): Rename to...
1534 (md_reader::handle_constants): ...this.
1535 (rtx_reader::traverse_md_constants): Rename to...
1536 (md_reader::traverse_md_constants): ...this.
1537 (rtx_reader::handle_enum): Rename to...
1538 (md_reader::handle_enum): ...this.
1539 (rtx_reader::lookup_enum_type): Rename to...
1540 (md_reader::lookup_enum_type): ...this.
1541 (rtx_reader::traverse_enum_types): Rename to...
1542 (md_reader::traverse_enum_types): ...this.
1543 (rtx_reader::rtx_reader): Rename to...
1544 (md_reader::md_reader): ...this, and update for renaming of
1545 rtx_reader_ptr to md_reader_ptr.
1546 (rtx_reader::~rtx_reader): Rename to...
1547 (md_reader::~md_reader): ...this, and update for renaming of
1548 rtx_reader_ptr to md_reader_ptr.
1549 (rtx_reader::handle_include): Rename to...
1550 (md_reader::handle_include): ...this.
1551 (rtx_reader::handle_file): Rename to...
1552 (md_reader::handle_file): ...this.
1553 (rtx_reader::handle_toplevel_file): Rename to...
1554 (md_reader::handle_toplevel_file): ...this.
1555 (rtx_reader::get_current_location): Rename to...
1556 (md_reader::get_current_location): ...this.
1557 (rtx_reader::add_include_path): Rename to...
1558 (md_reader::add_include_path): ...this.
1559 (rtx_reader::read_md_files): Rename to...
1560 (md_reader::read_md_files): ...this.
1561 * read-md.h (class rtx_reader): Split into...
1562 (class md_reader): ...new class.
1563 (rtx_reader_ptr): Rename to...
1564 (md_reader_ptr): ...this, and convert to a md_reader *.
1565 (class noop_reader): Update base class to be md_reader.
1566 (class rtx_reader): Reintroduce as a subclass of md_reader.
1567 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
1568 (read_char): Update for renaming of rtx_reader_ptr to
1570 (unread_char): Likewise.
1571 * read-rtl.c (rtx_reader_ptr): New global.
1572 (rtx_reader::apply_iterator_to_string): Rename to...
1573 (md_reader::apply_iterator_to_string): ...this.
1574 (rtx_reader::copy_rtx_for_iterators): Rename to...
1575 (md_reader::copy_rtx_for_iterators): ...this.
1576 (rtx_reader::read_conditions): Rename to...
1577 (md_reader::read_conditions): ...this.
1578 (rtx_reader::record_potential_iterator_use): Rename to...
1579 (md_reader::record_potential_iterator_use): ...this.
1580 (rtx_reader::read_mapping): Rename to...
1581 (md_reader::read_mapping): ...this.
1582 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
1584 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
1585 than directly accessing m_string_obstack.
1586 (rtx_reader::rtx_reader): New ctor.
1587 (rtx_reader::~rtx_reader): New dtor.
1589 2016-12-07 Martin Sebor <msebor@redhat.com>
1595 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
1597 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
1598 (check_memop_sizes): Same.
1599 (expand_builtin_memcpy): Call check memop_sizes.
1600 (expand_builtin_mempcpy): Same.
1601 (expand_builtin_memset): Same,
1602 (expand_builtin_bzero): Same.
1603 (expand_builtin_memory_chk): Call check_sizes.
1604 (expand_builtin_strcpy): Same.
1605 (expand_builtin_strncpy): Same.
1606 (maybe_emit_sprintf_chk_warning): Same.
1607 (expand_builtin): Handle strcat and strncat.
1608 (fini_object_sizes): Reset pointers.
1609 (compute_object_size): New function.
1610 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1611 Avoid issuing warnings also issued during built-in expansion.
1612 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
1614 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1617 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
1618 V2DImode elements are SUBREG's convert the result into DImode
1619 rather than failing in emit_move_insn.
1621 2016-12-07 Jakub Jelinek <jakub@redhat.com>
1623 * builtins.c (fold_builtin_strstr): Removed.
1624 (fold_builtin_2): Don't call fold_builtin_strstr.
1625 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
1626 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
1627 (gimple_fold_builtin_strstr): New function.
1628 (gimple_fold_builtin): Call it.
1629 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
1632 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
1633 var to lhs of new_stmt right before noreturn handling rather than to
1634 lhs of e->call_stmt early.
1636 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1638 * read-md.c (rtx_reader::require_char): New method.
1639 (require_char_ws): Convert from function to...
1640 (rtx_reader::require_char_ws): ...method.
1641 (rtx_reader::require_word_ws): New method.
1642 * read-md.h (rtx_reader::require_char): New method decl.
1643 (require_char_ws): Remove global decl in favor of...
1644 (rtx_reader::require_char_ws): ...new method decl.
1645 (rtx_reader::require_word_ws): New method decl.
1646 (rtx_reader::peek_char): New method decl.
1648 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1650 PR rtl-optimization/78617
1651 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
1652 registers, also setting hard registers mapped to pseudo registers.
1654 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1656 * cfgexpand.c (pass_expand::execute): Move stack initializations
1657 to rtl_data::init_stack_alignment and call it.
1658 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
1659 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
1661 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1663 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
1664 (ira): Move initialization of crtl->is_leaf earlier.
1666 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1668 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
1669 (movtf_aarch64): Likewise.
1670 * config/aarch64/aarch64.c (aarch64_classify_address):
1671 Use correct intersection of offsets.
1672 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
1673 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
1674 Use 7-bit signed scaled mode for modes > 16 bytes.
1676 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
1678 PR rtl-optimization/78561
1679 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
1680 constant_pool_empty_p in place of get_pool_size_upper_bound.
1681 (rs6000_stack_info): Likewise.
1682 (rs6000_emit_prologue): Likewise.
1683 (rs6000_elf_declare_function_name): Likewise.
1684 (rs6000_set_up_by_prologue): Likewise.
1685 (rs6000_can_eliminate): Likewise.
1686 * output.h (get_pool_size_upper_bound): Delete.
1687 (constant_pool_empty_p): New.
1688 * varasm.c (get_pool_size_upper_bound): Delete
1689 (constant_pool_empty_p): New.
1691 2016-12-07 Bin Cheng <bin.cheng@arm.com>
1693 PR tree-optimization/78691
1694 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
1695 Require integral type for the outer expression.
1697 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1699 * config/aarch64/aarch64.c
1700 (aarch64_builtin_support_vector_misalignment): New.
1701 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
1703 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1706 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
1707 Conditionalize the string comparison on Pmode == DImode.
1709 2016-12-06 Tom de Vries <tom@codesourcery.com>
1711 PR tree-optimization/67955
1712 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
1713 (stmt_kills_ref_p): Use it.
1715 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1718 * calls.c (expand_call): Move back call to prepare_call_address.
1720 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1723 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
1724 ?* constraints for the ISA 3.0 patterns, so the register allocator
1725 is more likely to allocate QImode/HImode to vector registers for
1726 conversion to floating point unless a reload is needed.
1727 (zero_extendhi<mode>2): Likewise.
1728 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
1729 first alternative which is converting QImode/HImode to floating
1730 point and the QImode/HImode value is in a vector register, and
1731 does not allocate the second pseudo register. Remove zero
1732 extending into traditional floating point registers, since the
1733 instruction used only works on traditional altivec registers.
1734 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
1736 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1738 * config/i386/i386.c: Include print-rtl.h.
1739 (selftest::ix86_test_dumping_memory_blockage): New function.
1740 (selftest::ix86_run_selftests): Call it.
1741 * print-rtl-function.c (print_rtx_function): Create an
1742 rtx_reuse_manager and use it.
1743 * print-rtl.c: Include "rtl-iter.h".
1744 (rtx_writer::rtx_writer): Add reuse_manager param.
1745 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
1746 (uses_rtx_reuse_p): New function.
1747 (rtx_reuse_manager::preprocess): New function.
1748 (rtx_reuse_manager::has_reuse_id): New function.
1749 (rtx_reuse_manager::seen_def_p): New function.
1750 (rtx_reuse_manager::set_seen_def): New function.
1751 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
1752 prefix the first time in_rtx is seen, and print reuse_rtx
1754 (print_inline_rtx): Supply NULL for new reuse_manager param.
1755 (debug_rtx): Likewise.
1756 (print_rtl): Likewise.
1757 (print_rtl_single): Likewise.
1758 (rtx_writer::print_rtl_single_with_indent): Likewise.
1759 * print-rtl.h: Include bitmap.h when building for host.
1760 (rtx_writer::rtx_writer): Add reuse_manager param.
1761 (rtx_writer::m_rtx_reuse_manager): New field.
1762 (class rtx_reuse_manager): New class.
1763 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
1764 param and use it when constructing rtx_writer.
1765 (selftest::test_dumping_rtx_reuse): New function.
1766 (selftest::rtl_tests_c_tests): Call it.
1767 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
1768 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
1769 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
1770 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
1772 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
1775 * lra-lives.c (process_bb_lives): Update biggest mode for
1776 implicitly used hard reg.
1778 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
1780 * config/i386/predicates.md (general_gr_operand): New predicate.
1781 * config/i386/i386.md (TImode and DImode push_operand splitter):
1782 Use general_gr_operand. Macroize using DWI mode macro.
1783 (TImode and DImode nonimmediate_operand splitter): Use
1784 nonimmediate_gr_operand and general_gr_operand. Macroize using
1786 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
1787 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
1788 and general_gr_operand.
1789 (XFmode nonimmediate_operand splitter): Ditto.
1790 (DFmode nonimmediate_operand splitter): Ditto.
1791 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
1793 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1795 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
1796 alphabetical order with respect to other ARMv8 processors.
1797 * config/arm/arm-tables.opt: Regenerate.
1798 * config/arm/arm-tune.md: Likewise.
1800 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
1802 * config/mips/mips.c (mips_expand_builtin_insn): Check input
1803 ranges of literal integer arguments.
1805 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1808 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
1809 destroy_predicate_vecs.
1810 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
1812 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1815 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
1816 argument type to a pred_chain.
1817 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
1819 (flatten_out_predicate_chains): Remove.
1820 (uninit_uses_cannot_happen): Rename from
1821 uninit_ops_invalidate_phi_use.
1822 Change logic so that we are checking that the PHI use will
1823 invalidate _ALL_ possibly uninitialized operands.
1824 (is_use_properly_guarded): Rename call to
1825 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
1827 2016-12-06 Tamar Christina <tamar.christina@arm.com>
1829 * gcc/config/aarch64/arm_neon.h
1830 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
1831 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
1832 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
1833 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
1834 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
1835 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
1836 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
1837 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
1838 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
1839 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
1840 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
1841 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
1842 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
1843 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
1845 2016-12-06 Jakub Jelinek <jakub@redhat.com>
1848 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
1849 plus offset is non-zero. For maybe_nonzero_address decl base0,
1850 require indirect_base0.
1853 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
1854 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
1855 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
1856 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
1857 and arguments have no side-effects, return 0.
1858 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
1861 * fold-const-call.c (fold_const_call): Handle
1862 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
1864 PR tree-optimization/78675
1865 * tree-vect-loop.c (vectorizable_live_operation): For
1866 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
1867 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
1869 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1872 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
1873 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
1874 (copy_insn_1) <CLOBBER>: Likewise.
1876 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1879 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
1880 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
1881 comparing signed to unsigned values.
1882 (FUNCTION_ARG_REGNO_P): Likewise.
1884 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1885 Stefan Freudenberger <stefan@reservoir.com>
1887 PR tree-optimization/78646
1888 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
1889 addition used for the memory base expression should have the type
1892 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
1895 * config.gcc (*-*-uclinux*): Enable posix threads.
1897 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
1899 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
1900 * config/i386/avx512dqintrin.h: Ditto.
1901 * config/i386/avx512fintrin.h: Ditto.
1902 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
1903 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
1904 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
1905 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
1906 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
1907 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
1909 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
1910 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
1911 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
1912 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
1913 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
1914 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
1915 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
1916 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
1917 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
1919 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
1921 * combine.c: Revert r243162.
1923 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
1925 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
1926 X tests a single bit.
1928 2016-12-05 Nathan Sidwell <nathan@acm.org>
1930 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
1931 (diagnostic_action_after_output): ... here.
1932 (diagnostic_report_diagnostic): Call it for non-notes.
1933 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
1934 (diagnostic_check_max_errors): Declare.
1936 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
1938 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
1939 (ENDFILE_SPEC): Likewise.
1941 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
1943 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
1944 * config/arc/arc.c (arc_unspec_offset): New function.
1945 (arc_finalize_pic): Change.
1946 (arc_emit_call_tls_get_addr): Likewise.
1947 (arc_legitimize_tls_address): Likewise.
1948 (arc_legitimize_pic_address): Likewise.
1949 (insn_is_tls_gd_dispatch): Remove.
1950 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
1951 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
1952 (tls_gd_dispatch): Likewise.
1954 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
1956 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
1959 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
1961 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
1962 (sparc_split_reg_mem_legitimate): ...this.
1963 (sparc_split_reg_mem): Declare.
1964 (sparc_split_mem_reg): Likewise.
1965 (sparc_split_regreg_legitimate): Rename to...
1966 (sparc_split_reg_reg_legitimate): ...this.
1967 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
1968 (sparc_split_reg_mem_legitimate): ...this.
1969 (sparc_split_reg_mem): New function.
1970 (sparc_split_mem_reg): Likewise.
1971 (sparc_split_regreg_legitimate): Rename to...
1972 (sparc_split_reg_reg_legitimate): ...this.
1973 (sparc_split_reg_reg): New function.
1974 * config/sparc/sparc.md (lra): Remove "none" value.
1975 (enabled): Adjust to above change.
1976 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
1977 (DImode splitters): Adjust to above renamings and use new functions.
1978 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
1979 (DFmode splitters): Adjust to above renamings and use new functions.
1980 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
1981 constraint in conjunction with e.
1982 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
1983 alternative and reorder others.
1984 (VM64:mode splitters): Adjust to above renamings and use new functions.
1986 2016-12-04 Martin Sebor <msebor@redhat.com>
1989 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
1990 identifier tree nodes.
1991 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
1992 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
1993 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
1994 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
1995 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
1996 * builtins.def (aligned_alloc, calloc, malloc, realloc):
1997 Add attribute alloc_size.
1998 (alloca): Add attribute alloc_size and returns_nonnull.
2000 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
2003 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
2004 (dimode_scalar_chain::compute_convert_gain): Ditto.
2005 (dimode_scalar_chain::convert_insn): Ditto.
2007 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
2009 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
2010 cases to build a lowpart SUBREG.
2012 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
2013 David S. Miller <davem@davemloft.net>
2015 * config/sparc/constraints.md (U): Adjust comment.
2016 * config/sparc/sparc.md (lra): New attribute.
2017 (enabled): For base instructions, if the lra attribute is set,
2018 return 1 if it is in keeping with TARGET_LRA.
2019 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
2020 constraint and duplicate them with U replaced by r.
2021 (*movdf_insn_sp32): Likewise.
2022 (*mov<VM64:mode>_insn_sp32): Likewise.
2023 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
2025 2016-12-02 Jeff Law <law@redhat.com>
2027 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
2028 variable main_variant.
2030 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2032 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
2033 default on PowerPC linux systems.
2035 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
2037 PR rtl-optimization/78638
2038 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
2039 GET_MODE (op). Fix this.
2041 2016-12-02 David Malcolm <dmalcolm@redhat.com>
2044 * selftest.c (selftest::assert_strndup_eq): Rename to...
2045 (selftest::assert_xstrndup_eq): ...this, and remove call to
2047 (selftest::test_strndup): Rename to...
2048 (selftest::test_xstrndup): ...this, updating for above renaming.
2049 (selftest::test_libiberty): Update for renaming.
2051 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2054 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
2055 subversion id 242679 that causes the wrong store instruction to be
2056 generated if a DImode is in an Altivec register using REG+REG
2059 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
2062 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
2063 and corresponding post-reload splitter.
2065 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2067 * config/aarch64/aarch64.h (machine_function): Add
2068 reg_is_wrapped_separately field.
2069 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
2070 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
2072 (aarch64_save_callee_saves): Don't save registers that are wrapped
2074 (aarch64_restore_callee_saves): Don't restore registers that are
2076 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
2077 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
2078 (aarch64_get_separate_components): New function.
2079 (aarch64_get_next_set_bit): Likewise.
2080 (aarch64_components_for_bb): Likewise.
2081 (aarch64_disqualify_components): Likewise.
2082 (aarch64_emit_prologue_components): Likewise.
2083 (aarch64_emit_epilogue_components): Likewise.
2084 (aarch64_set_handled_components): Likewise.
2085 (aarch64_process_components): Likewise.
2086 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
2087 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
2088 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
2089 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
2090 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
2091 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
2093 2016-12-02 Martin Jambor <mjambor@suse.cz>
2095 * passes.def: Move pass_rebuild_cgraph_edges to the end of
2096 pass_build_ssa_passes.
2098 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
2100 * config/alpha/alpha.md (exception_receiver): Copy
2101 alpha_gp_ave_rtx return value.
2103 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
2105 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
2106 for several include directories that may be relative to sysroot.
2107 * config/i386/x-mingw32 (gplus_includedir): Define.
2108 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
2109 (native_system_includedir): Likewise.
2110 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
2111 override if TARGET_SYSTEM_ROOT is defined.
2112 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
2114 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2117 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
2118 (dimode_scalar_chain::compute_convert_gain): Likewise.
2119 (dimode_scalar_chain::convert_insn): Likewise.
2120 * config/i386/i386.md (*one_cmpldi2_doubleword): New
2121 define_insn_and_split.
2122 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
2125 * rtl.c (copy_rtx): Don't clear used flag here.
2126 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
2128 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
2129 'E' in format, copy all vectors.
2130 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
2131 * valtrack.c (cleanup_auto_inc_dec): Likewise.
2132 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
2134 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2135 Thomas Preud'homme <thomas.preudhomme@arm.com>
2137 * config/arm/arm-builtins.c (arm_builtins): Define
2138 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
2139 (bdesc_2arg): Add line for cmse_nonsecure_caller.
2140 (arm_init_builtins): Handle cmse_nonsecure_caller.
2141 (arm_expand_builtin): Likewise.
2142 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
2144 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2145 Thomas Preud'homme <thomas.preudhomme@arm.com>
2147 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
2148 (cmse_nonsecure_call_clear_caller_saved): New.
2149 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
2150 (arm_function_ok_for_sibcall): Disable sibcalls for
2151 cmse_nonsecure_call.
2152 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
2153 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
2154 (call_value): Likewise.
2155 (nonsecure_call_internal): New.
2156 (nonsecure_call_value_internal): New.
2157 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
2158 (*nonsecure_call_value_reg_thumb1_v5): New.
2159 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
2160 (*nonsecure_call_value_reg_thumb2): New.
2161 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
2163 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2164 Thomas Preud'homme <thomas.preudhomme@arm.com>
2166 * config/arm/arm.c (gimplify.h): New include.
2167 (arm_handle_cmse_nonsecure_call): New.
2168 (arm_attribute_table): Added cmse_nonsecure_call.
2169 (arm_comp_type_attributes): Deny compatibility of function types
2170 with without the cmse_nonsecure_call attribute.
2171 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2173 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2174 Thomas Preud'homme <thomas.preudhomme@arm.com>
2176 * config/arm/arm.c (output_return_instruction): Clear
2178 (thumb2_expand_return): Likewise.
2179 (thumb1_expand_epilogue): Likewise.
2180 (thumb_exit): Likewise.
2181 (arm_expand_epilogue): Likewise.
2182 (cmse_nonsecure_entry_clear_before_return): New.
2183 (comp_not_to_clear_mask_str_un): New.
2184 (compute_not_to_clear_mask): New.
2185 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
2186 * config/arm/thumb2.md (*thumb2_return): Disable for
2187 cmse_nonsecure_entry functions.
2188 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
2189 cmse_nonsecure_entry functions.
2191 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2192 Thomas Preud'homme <thomas.preudhomme@arm.com>
2194 * config/arm/arm.c (use_return_insn): Change to return with bxns
2195 when cmse_nonsecure_entry.
2196 (output_return_instruction): Likewise.
2197 (arm_output_function_prologue): Likewise.
2198 (thumb_pop): Likewise.
2199 (thumb_exit): Likewise.
2200 (thumb2_expand_return): Assert that entry functions always have simple
2202 (arm_expand_epilogue): Handle entry functions.
2203 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
2204 (arm_asm_declare_function_name): New.
2205 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
2206 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
2207 use arm_asm_declare_function_name.
2209 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2210 Thomas Preud'homme <thomas.preudhomme@arm.com>
2212 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
2213 (arm_attribute_table): Added cmse_nonsecure_entry
2214 (arm_compute_func_type): Handle cmse_nonsecure_entry.
2215 (cmse_func_args_or_return_in_stack): New.
2216 (arm_handle_cmse_nonsecure_entry): New.
2217 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
2218 (IS_CMSE_ENTRY): Likewise.
2219 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2221 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2222 Thomas Preud'homme <thomas.preudhomme@arm.com>
2224 * config.gcc (extra_headers): Added arm_cmse.h.
2225 * config/arm/arm-arches.def (ARM_ARCH):
2226 (armv8-m): Add FL2_CMSE.
2227 (armv8-m.main): Likewise.
2228 (armv8-m.main+dsp): Likewise.
2229 * config/arm/arm-c.c
2230 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
2231 * config/arm/arm-flags.h: Define FL2_CMSE.
2232 * config/arm.c (arm_arch_cmse): New.
2233 (arm_option_override): New error for unsupported cmse target.
2234 * config/arm/arm.h (arm_arch_cmse): New.
2235 * config/arm/arm.opt (mcmse): New.
2236 * config/arm/arm_cmse.h: New file.
2237 * doc/invoke.texi (ARM Options): Add -mcmse.
2238 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
2239 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
2241 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2243 * config/avr/avr.c: Fix coding rule glitches.
2245 2016-12-02 Martin Jambor <mjambor@suse.cz>
2247 * hsa.c (hsa_callable_function_p): Return false for artificial
2250 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
2252 PR rtl-optimization/78561
2253 * varasm.c (recompute_pool_offsets): New.
2254 (output_constant_pool): Call it.
2256 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
2258 PR rtl-optimization/78561
2259 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
2260 get_pool_size to get_pool_size_upper_bound.
2261 (rs6000_stack_info): Likewise.
2262 (rs6000_emit_prologue): Likewise.
2263 (rs6000_elf_declare_function_name): Likewise.
2264 (rs6000_set_up_by_prologue): Likewise.
2265 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
2266 * output.h (get_pool_size): Rename to...
2267 (get_pool_size_upper_bound): ...This.
2268 * varasm.c (get_pool_size): Rename to...
2269 (get_pool_size_upper_bound): ...This.
2271 2016-12-02 Bin Cheng <bin.cheng@arm.com>
2273 * match.pd: Add new pattern:
2274 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
2276 2016-12-02 Nathan Sidwell <nathan@acm.org>
2278 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
2281 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
2284 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
2287 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2289 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
2292 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2294 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
2295 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
2296 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
2297 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
2298 avr_mcu_types.flash_size to compute default value.
2299 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
2300 mcu->flash_size to compute value for spec.
2302 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2304 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
2305 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
2306 about linker description to avoid progmem altogether.
2307 [absdata]: Point to -mabsdata option.
2309 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2311 PR rtl-optimization/78547
2312 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
2313 DECL_INCOMING_RTL is not shared.
2314 * config/i386/i386.c (convert_scalars_to_vectors): If any
2315 insns have been converted, adjust all parameter's DEC_RTL and
2316 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
2319 PR rtl-optimization/78575
2320 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
2321 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
2322 if not already wrapped in a subreg. Make sure df_insn_rescan does not
2323 affect further iterations.
2325 2016-12-02 Martin Liska <mliska@suse.cz>
2328 * sreal.c (sreal::to_int): Make absolute value before shifting.
2329 (sreal::operator/): Likewise.
2330 (sreal_verify_negative_division): New test.
2331 (void sreal_c_tests): Call the new test.
2332 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
2334 (sreal::normalize_down): Likewise.
2336 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2338 * combine.c (combine_simplify_rtx): Suppress replacement of
2339 "(and (reg) (const_int bit))" with "if_then_else".
2341 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2344 * config/s390/s390.md ("extzv")
2345 ("*extzv<mode><clobbercc_or_nocc>")
2346 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
2347 ("*<risbg_n>_ior_and_sr_ze")
2348 ("*extract1bitdi<clobbercc_or_nocc>")
2349 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
2350 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
2351 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
2352 to validate the arguments of zero_extract and sign_extract.
2354 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2357 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
2359 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2361 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
2363 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
2366 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2368 * config/s390/vector.md (vec_halfhalf): New mode iterator.
2369 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
2370 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
2371 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
2372 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
2373 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
2374 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
2375 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
2376 ("vec_unpacku_lo_v4si"): New pattern definitions.
2377 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
2380 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2382 * config/s390/s390-protos.h (s390_reverse_condition): New
2384 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
2386 (s390_reverse_condition): New function.
2387 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
2390 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2392 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
2393 (CCVHUANY): Remove modes.
2394 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
2396 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
2397 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
2399 (s390_branch_condition_mask): Adjust to use the new cc consumer
2400 modes. The new modes allow for proper reversal in the middle-end.
2401 (s390_expand_vec_compare_cc): Determine the proper cc producer and
2402 consumer modes for a comparison.
2403 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
2404 throughout the file.
2405 * config/s390/vx-builtins.md: Likewise.
2407 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
2409 * asan.c (asan_global_struct): Refactor.
2410 (create_odr_indicator): New function.
2411 (asan_needs_odr_indicator_p): Likewise.
2412 (is_odr_indicator): Likewise.
2413 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
2415 (asan_protect_global): Do not protect odr indicators.
2417 2016-12-01 Jeff Law <law@redhat.com>
2419 * tree-ssa-threadedge.c
2420 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
2421 propagation of operands if there are no operands.
2423 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2425 PR tree-optimization/78586
2426 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
2427 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
2428 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
2429 type is INTEGER_TYPE or POINTER_TYPE.
2431 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2434 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
2435 (vextuhrx): Likewise.
2436 (vextuwlx): Likewise.
2437 (vextuwrx): Likewise.
2439 2016-12-01 David Malcolm <dmalcolm@redhat.com>
2441 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
2442 early_dwarf_finished.
2444 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
2445 David S. Miller <davem@davemloft.net>
2447 * config/sparc/sparc.opt (mlra): New target option.
2448 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
2449 (sparc_lra_p): ...this. New function.
2450 (D_MODES, DF_MODES): Add missing cast.
2451 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
2452 provide these insns when flag_pic.
2453 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
2454 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
2455 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
2456 embmedany_textulo, embmedany_textlo): Likewise.
2457 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
2459 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
2463 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
2465 2016-12-01 Richard Biener <rguenther@suse.de>
2466 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2468 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
2469 memset if len-oldlen != 0.
2470 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
2472 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
2474 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
2476 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2478 * config/avr/avr.c: Fix coding rule glitches.
2480 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2482 PR tree-optimization/78598
2483 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
2486 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2488 PR rtl-optimization/78596
2489 * combine.c (simplify_comparison): Cast to unsigned to avoid
2490 left shifting of negative value.
2492 2016-12-01 Matthias Klose <doko@ubuntu.com>
2494 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
2496 2016-12-01 Richard Biener <rguenther@suse.de>
2498 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
2499 treat arrays with same type as objects that cannot overlap.
2501 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2503 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
2504 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
2505 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
2507 2016-12-01 Jakub Jelinek <jakub@redhat.com>
2510 * dwarf2out.c (loc_descr_plus_const): For negative offset use
2511 uint_loc_descriptor instead of int_loc_descriptor and perform negation
2512 in unsigned HOST_WIDE_INT type.
2513 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
2516 * config/rs6000/rs6000.c (rs6000_frame_related): Call
2517 set_used_flags (pat) before any simplifications. Clear used flag on
2518 PARALLEL copy. Don't guard add_reg_note call. Call
2519 copy_rtx_if_shared on pat before storing it into
2520 REG_FRAME_RELATED_EXPR.
2522 2016-12-01 Alan Modra <amodra@gmail.com>
2524 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
2525 look inside UNSPEC_VSX_XXSPLTW vec.
2527 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
2529 PR rtl-optimization/78607
2530 * combine.c (try_combine): Emit a barrier after a unconditional trap.
2532 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2535 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
2536 element is not a constant or in a register, force it to a
2540 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
2541 that will be set to a vector element to be in a register.
2542 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
2543 the wrong multiplier to convert the element number to a byte
2546 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
2548 PR tree-optimization/77856
2549 * lra-constraints.c (inherit_in_ebb): Check original regno for
2550 invalid invariant regs too. Set only clobbered hard regs for the
2551 invalid invariant regs.
2553 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2555 Commit files forgotten in r242966.
2557 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
2558 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
2559 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
2560 prefix check to find wrap-around value, instead use MCU flash size.
2561 For 8k flash devices, update link_pmem_wrap spec string to
2562 add --pmem-wrap-around=8k.
2563 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
2565 (LINK_SPEC): ...to here.
2567 2016-11-30 David Malcolm <dmalcolm@redhat.com>
2570 * selftest.c (selftest::assert_strndup_eq): New function.
2571 (selftest::test_strndup): New function.
2572 (selftest::test_libiberty): New function.
2573 (selftest::selftest_c_tests): Call test_libiberty.
2575 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2577 PR rtl-optimization/78610
2578 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
2581 2016-11-30 Bin Cheng <bin.cheng@arm.com>
2583 PR tree-optimization/78574
2584 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
2585 header PHI that doesn't define biv.
2587 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2589 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
2592 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
2593 sharing the SUBREG rtx between move and following insn.
2595 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
2596 for REG_EQUIV argument.
2598 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
2600 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
2602 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2605 * real.c (real_hash): Add cast to avoid left
2606 shifting of negative values.
2608 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2611 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
2612 from a subreg in operands[1] and don't call REGNO on a non-reg
2613 expression when deciding to force operands[2] into a reg.
2615 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2616 Andrew Burgess <andrew.burgess@embecosm.com>
2618 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
2619 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
2620 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
2621 * config/arc/arc700.md: Add define_bypass for store/load.
2623 2016-11-30 Martin Liska <mliska@suse.cz>
2625 * cgraph.c (symbol_table::initialize): Initialize
2626 ipa_clones_dump_file.
2627 (cgraph_node::remove): Report to ipa_clones_dump_file.
2628 * cgraph.h: Add new argument (suffix) to cloning methods.
2629 * cgraphclones.c (dump_callgraph_transformation): New function.
2630 (cgraph_node::create_clone): New argument.
2631 (cgraph_node::create_virtual_clone): Likewise.
2632 (cgraph_node::create_version_clone): Likewise.
2633 * dumpfile.c: Add .ipa-clones dump file.
2634 * dumpfile.h (enum tree_dump_index): Add TDI_clones
2635 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
2636 to dump_callgraph_transformation.
2638 2016-11-30 Martin Liska <mliska@suse.cz>
2641 * asan.c (asan_expand_mark_ifn): Properly
2642 select a VAR_DECL from FRAME.* component reference.
2644 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2646 PR rtl-optimization/78583
2647 * simplify-rtx.c (simplify_truncation): Add check missing from the
2650 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2652 PR rtl-optimization/78590
2653 * combine.c (change_zero_ext): Transform zero_extend of subregs only
2654 if the subreg_reg is a scalar integer mode.
2656 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2658 PR tree-optimization/78586
2659 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
2660 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
2661 Don't build_int_cst min/max twice. Formatting fix.
2663 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2665 PR rtl-optimization/78588
2666 * combine.c (if_then_else_cond): Also guard against BLKmode.
2667 * rtlanal.c (num_sign_bit_copies1): Add assert.
2669 2016-11-29 Jeff Law <law@redhat.com>
2671 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
2674 * lra-constraints.c (check_and_process_move): Constrain the
2675 range of DCLASS and SCLASS to avoid false positive out of bounds
2676 array index warning.
2678 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2680 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
2682 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2684 PR preprocessor/78569
2685 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2686 line directives were present.
2688 2016-11-30 Matthias Klose <doko@ubuntu.com>
2690 * doc/install.texi: Document configure options --enable-objc-gc
2691 and --with-target-bdw-gc.
2693 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
2696 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
2697 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
2698 residing in traditional altivec registers can be stored
2701 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
2704 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
2705 overhead loop start between a call and its CALL_ARG_LOCATION
2708 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
2710 * config/bfin/linux.h (CPP_SPEC): Define.
2712 2016-11-29 Martin Sebor <msebor@redhat.com>
2714 PR tree-optimization/78512
2715 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
2716 * config/rs6000/linux.h: Same.
2717 * config/rs6000/linux64.h: Same.
2718 * config/sol2.h: Same.
2719 * config/sol2.c (solaris_printf_pointer_format): Remove.
2720 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
2721 * doc/tm.texi: Regenerate.
2722 * gimple-ssa-sprintf.c (format_pointer): Rempove.
2723 (pass_sprintf_length::compute_format_length): Return bool.
2724 (pass_sprintf_length::handle_gimple_call): Adjust.
2725 * target.def (printf_pointer_format): Remove.
2726 * targhooks.c (default_printf_pointer_format): Remove.
2727 (linux_printf_pointer_format): Same.
2728 * targhooks.h (default_printf_pointer_format): Remove.
2729 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
2731 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
2733 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
2735 (SWI1248_AVX512BWDQ): Ditto.
2736 (SWI1248_AVX512BW): Ditto.
2737 (k<any_logic:code><mode>): Ditto.
2738 (kandn<mode>): Ditto.
2739 (kxnor<mode>): Ditto.
2740 (knot<mode>): Ditto.
2741 (*k<any_lshift:code><mode>): Ditto.
2742 (kortestzhi, kortestchi): Ditto.
2743 (kunpckhi, kunpcksi, kunpckdi): Ditto.
2745 2016-11-29 Andrew Pinski <apinski@cavium.com>
2747 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
2750 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
2753 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
2754 to stack before call mcount.
2755 (tilegx_can_use_return_insn_p): Clean up code.
2757 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2759 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
2761 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2767 * spellcheck.c (selftest::test_find_closest_string): Verify that
2768 we don't offer the goal string as a suggestion.
2769 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
2770 offer the goal string as a suggestion.
2773 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2775 * config/arc/arc.c (arc_override_options): Avoid selection of
2776 compact casesi for ARCv2.
2778 2016-11-29 Richard Biener <rguenther@suse.de>
2780 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
2781 PHIs after a regular stmt.
2782 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
2785 2016-11-29 Martin Liska <mliska@suse.cz>
2787 PR gcov-profile/78582
2788 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
2789 to prevent PHI argument clash.
2791 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2793 * config/arc/arc.opt (marclinux): Fix typo.
2794 (marclinux_prof): Likewise.
2796 2016-11-29 Jiong Wang <jiong.wang@arm.com>
2798 * target.def (stack_protect_runtime_enabled_p): New.
2799 * function.c (expand_function_end): Guard stack_protect_epilogue with
2800 targetm.stack_protect_runtime_enabled_p.
2801 * cfgexpand.c (pass_expand::execute): Likewise.
2802 * calls.c (expand_call): Likewise.
2803 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
2804 * doc/tm.texi: Regenerate.
2806 2016-11-29 Richard Biener <rguenther@suse.de>
2809 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
2811 2016-11-29 Janus Weil <janus@gcc.gnu.org>
2813 * doc/contrib.texi: Add a few missing gfortran contributors.
2815 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2817 * combine.c (change_zero_ext): Also handle extends from a subreg
2818 to a mode bigger than that of the operand of the subreg.
2820 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2823 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
2824 stack_restore_tie insn instead of stack_tie, for the SVR4 and
2826 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
2828 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2830 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
2831 head_components and tail_components.
2832 (spread_components): New algorithm.
2833 (emit_common_tails_for_components): Clear head_components and
2835 (insert_prologue_epilogue_for_components): Write extra output to the
2836 dump file for sibcalls and abnormal exits.
2838 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2840 PR rtl-optimization/78342
2841 * combine.c: Include "cfghooks.h".
2842 (try_combine): If we create an unconditional trap, break the basic
2843 block in two just after it, and remove the edge between; also, set
2844 the *new_direct_jump_p flag so that cleanup_cfg is run.
2846 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2848 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
2851 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2853 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
2854 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
2855 output template string.
2856 (*anddi_1): Use multi-line output template string.
2859 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2862 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
2863 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
2864 note has been removed.
2865 * postreload.c (reload_combine_recognize_pattern): If
2866 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
2868 2016-11-28 Martin Sebor <msebor@redhat.com>
2871 * gimple-ssa-sprintf.c (target_max_value): Remove.
2872 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
2873 (get_width_and_precision): New function.
2874 (format_integer, format_floating, get_string_length, format_string):
2875 Correct handling of width and precision with unknown value.
2876 (format_directive): Add warning.
2877 (pass_sprintf_length::compute_format_length): Allow for precision
2878 to consist of a sole period with no asterisk or digits after it.
2880 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2882 PR rtl-optimization/78546
2883 * simplify-rtx.c (neg_const_int): When negating most negative
2884 number in mode wider than HOST_BITS_PER_WIDE_INT, use
2885 simplify_const_unary_operation to produce CONST_DOUBLE or
2887 (simplify_plus_minus): Handle the case where neg_const_int
2888 doesn't return a CONST_INT.
2890 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2893 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
2894 left shifting of negative values.
2896 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2899 * tree-nested.c (convert_local_reference_stmt): After adding
2900 shared (FRAME.NN) clause to omp parallel, task or target,
2901 add it also to all outer omp parallel, task or target constructs.
2903 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2905 * config/i386/i386.md (UNSPEC_KMASKOP): New.
2906 (UNSPEC_KMOV): Remove.
2907 (kmovw): Expand to plain HImode move.
2908 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
2909 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
2910 Remove corresponding clobber-removing splitter.
2911 (*anddi_1): Remove mask register alternatives.
2915 (*<any_or:code><mode>_1): Ditto.
2916 (*<any_or:code>qi_1): Ditto.
2917 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
2918 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
2919 Remove corresponding splitter to operation with general registers.
2920 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
2921 (*andn<SWI12:mode>): New pattern.
2922 (*kxnor<mode>): Remove general register alternatives. Tag pattern
2923 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
2924 with general registers.
2925 (knot<mode>): New insn pattern.
2926 (*one_cmpl<mode>2_1): Remove mask register alternatives.
2927 (one_cmplqi2_1): Ditto.
2928 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
2929 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
2930 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
2931 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
2932 to generate kmaskop shift.
2933 (vec_unpacks_hi_<mode>): Ditto.
2934 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
2935 Use CODE_FOR_kandhi.
2936 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
2937 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
2938 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
2940 2016-11-28 Richard Biener <rguenther@suse.de>
2942 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
2943 to SSA names via extract_range_from_ssa_name if allowed.
2945 2016-11-28 Richard Biener <rguenther@suse.de>
2947 PR tree-optimization/78542
2948 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
2951 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
2953 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
2954 isolates a single bit, even if the condition involves subregs.
2956 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2958 * config/aarch64/aarch64-simd-builtins.def
2959 (BSL_P): Added di and v2di mode.
2960 * config/aarch64/arm_neon.h
2961 (vsriq_n_p64, vsri_n_p64): Added poly type.
2962 (vextq_p64, vext_p64): Likewise.
2963 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
2965 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2967 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
2968 (TYPES_GETREGP): Likewise.
2969 (TYPES_SHIFTINSERTP): Likewise.
2970 (TYPES_COMBINEP): Likewise.
2971 (TYPES_STORE1P): Likewise.
2972 * config/aarch64/aarch64-simd-builtins.def
2973 (combine): Added poly generator.
2974 (get_dregoi): Likewise.
2975 (get_dregci): Likewise.
2976 (get_dregxi): Likewise.
2980 * config/aarch64/arm_neon.h
2981 (poly64x1x2_t, poly64x1x3_t): New.
2982 (poly64x1x4_t, poly64x2x2_t): Likewise.
2983 (poly64x2x3_t, poly64x2x4_t): Likewise.
2984 (poly64x1_t): Likewise.
2985 (vcreate_p64, vcombine_p64): Likewise.
2986 (vdup_n_p64, vdupq_n_p64): Likewise.
2987 (vld2_p64, vld2q_p64): Likewise.
2988 (vld3_p64, vld3q_p64): Likewise.
2989 (vld4_p64, vld4q_p64): Likewise.
2990 (vld2_dup_p64, vld3_dup_p64): Likewise.
2991 (vld4_dup_p64, vsli_n_p64): Likewise.
2992 (vsliq_n_p64, vst1_p64): Likewise.
2993 (vst1q_p64, vst2_p64): Likewise.
2994 (vst3_p64, vst4_p64): Likewise.
2995 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
2996 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
2997 (vget_lane_p64, vgetq_lane_p64): Likewise.
2998 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
2999 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
3000 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
3001 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
3002 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
3003 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
3004 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
3005 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
3006 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
3007 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
3008 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
3009 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
3010 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
3011 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
3012 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
3013 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
3014 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
3015 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
3016 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
3017 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
3018 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
3019 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
3020 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
3021 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
3022 (vset_lane_p64, vsetq_lane_p64): Likewise.
3023 (vget_low_p64, vget_high_p64): Likewise.
3024 (vcombine_p64, vst2_lane_p64): Likewise.
3025 (vst3_lane_p64, vst4_lane_p64): Likewise.
3026 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
3027 (vst4q_lane_p64, vget_lane_p64): Likewise.
3028 (vget_laneq_p64, vset_lane_p64): Likewise.
3029 (vset_laneq_p64, vcopy_lane_p64): Likewise.
3030 (vcopy_laneq_p64, vdup_n_p64): Likewise.
3031 (vdupq_n_p64, vdup_lane_p64): Likewise.
3032 (vdup_laneq_p64, vld1_p64): Likewise.
3033 (vld1q_p64, vld1_dup_p64): Likewise.
3034 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
3035 (vmov_n_p64, vmovq_n_p64): Likewise.
3036 (vst3q_p64, vst4q_p64): Likewise.
3037 (vld1_lane_p64, vld1q_lane_p64): Likewise.
3038 (vst1_lane_p64, vst1q_lane_p64): Likewise.
3039 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
3040 (vdupq_laneq_p64): Likewise.
3042 2016-11-28 Tamar Christina <tamar.christina@arm.com>
3044 * config/arm/arm_neon.h (vget_lane_p64): New.
3046 2016-11-28 Iain Sandoe <iain@codesourcery.com>
3049 * configure.ac (with_ld64): Use portable method to extract the
3050 major part of the version number.
3051 * configure: Regenerated.
3053 2016-11-28 Jakub Jelinek <jakub@redhat.com>
3055 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
3056 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
3057 intmax_t couldn't be determined.
3058 (format_integer): Make {,u}intmax_type_node no longer static,
3059 initialize them only when needed. For z and t use
3060 signed_or_unsigned_type_for instead of assuming size_t and
3061 ptrdiff_t have the same precision.
3064 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
3065 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
3066 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
3067 vector instead of traversing m_classes hash table. Release
3069 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
3071 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
3072 add it also to m_classes_vec vector.
3073 (sem_item_optimizer::remove_symtab_node,
3074 sem_item_optimizer::build_hash_based_classes,
3075 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
3076 (sem_item_optimizer::subdivide_classes_by_equality,
3077 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
3078 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
3079 instead of traversing m_classes hash table. Formatting fixes.
3080 (sem_item_optimizer::traverse_congruence_split,
3081 sem_item_optimizer::do_congruence_step_for_index,
3082 sem_item_optimizer::do_congruence_step): Formatting fixes.
3083 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
3084 vector instead of traversing m_classes hash table.
3085 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
3086 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
3087 instead of traversing m_classes hash table.
3089 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
3091 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
3092 X is not unused after.
3094 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
3096 PR rtl-optimization/78120
3097 * rtlanal.c (insn_rtx_cost): Revert previous change.
3099 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
3102 * config/avr/avr.md (SPLIT34): New mode iterator.
3103 (bitop): New code iterator.
3104 (*iorhi3.ashift8-*). New insn-and-split patterns.
3105 (*movhi): Post-reload split reg = 0.
3106 [!MOVW]: Post-reload split reg = reg.
3107 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
3108 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
3109 (iorhi3, iorpsi3, iorsi3): Same.
3110 (xorhi3, xorpsi3, xorsi3): Same.
3111 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
3112 costs to *iorhi3.ashift8-* patterns.
3114 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3115 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3118 * config.in: Regenerate
3119 * config/darwin-driver.c (darwin_driver_init): Emit a version string
3121 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
3122 * config/darwin.opt(asm_macosx_version_min): New.
3123 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
3124 * configure: Regenerate
3125 * configure.ac: Check for mmacosx-version-min handling.
3127 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3130 * config/i386/i386.c (ix86_code_end): Note that we emitted code
3131 where the function might otherwise appear empty for picbase thunks.
3132 (ix86_output_function_epilogue): If we find a zero-sized function
3133 assume that reaching it is UB and trap. If we find a trailing label
3135 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
3136 find a zero-sized function assume that reaching it is UB and trap.
3137 If we find a trailing label, append a nop.
3139 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3142 * config/darwin-sections.def (picbase_thunk_section): New.
3143 * config/darwin.c (darwin_init_sections): Set up picbase thunk
3144 section. (darwin_rodata_section, darwin_objc2_section,
3145 machopic_select_section, darwin_asm_declare_constant_name,
3146 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
3147 coalesced with newer linkers.
3148 (darwin_override_options): Decide on usage of coalesed sections
3149 on the basis of the target linker version.
3150 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
3151 * config/darwin.opt (mtarget-linker): New.
3152 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
3153 a coalesced section, instead use a thunks section.
3155 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3158 * configure.ac (with-ld64): New var, set for Darwin, set on
3159 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
3160 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
3161 * config/darwin10.h(DEF_LD64): Update for this target version.
3162 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
3163 (DEF_LD64): Update for this target version.
3164 * configure: Regenerated.
3165 * config.in: Regenerated.
3167 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3170 * config/darwin.c (imachopic_indirection_name): Make data
3171 section indirections linker-visible.
3172 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
3173 constant labels linker-visible.
3175 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3177 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
3178 (free_lang_data): Remove assignment to ptrdiff_type_node.
3180 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3182 PR rtl-optimization/78526
3183 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
3184 beyond val's precision.
3186 PR rtl-optimization/78527
3187 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
3188 out of bounds shift count.
3190 2016-11-25 Martin Liska <mliska@suse.cz>
3193 * doc/invoke.texi (-fprofile-use): Fix reference to a section
3194 where -fprofile-generate is documented.
3196 2016-11-25 Martin Liska <mliska@suse.cz>
3198 PR gcov-profile/78086
3199 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
3200 not supported by a target. Set priority to 100 if possible.
3201 (build_gcov_exit_decl): Likewise.
3203 2016-11-25 Richard Biener <rguenther@suse.de>
3206 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
3207 unary, binary and single RHSs.
3208 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
3210 2016-11-25 Bin Cheng <bin.cheng@arm.com>
3215 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
3216 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
3217 and set it to result code if transformation is valid. Use code EQ
3218 directly in last simplification case.
3220 2016-11-25 Richard Biener <rguenther@suse.de>
3222 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
3223 before valueizing return stmts.
3225 2016-11-24 Richard Biener <rguenther@suse.de>
3227 PR tree-optimization/78343
3228 * passes.def: Add CD-DCE pass after loop splitting.
3229 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
3230 SCEV init/finalize ...
3231 (perform_tree_ssa_dce): ... here. Deal with being
3232 executed inside the loop pipeline in aggressive mode.
3234 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3236 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
3238 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3240 PR tree-optimization/77673
3241 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
3242 (init_symbolic_number): Initialize src field from src parameter.
3243 (perform_symbolic_merge): Select most dominated statement as the
3244 source statement. Set src field of resulting n structure from the
3245 input src with the lowest address.
3246 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
3247 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
3248 of load from src field rather than insertion statement. Cancel
3249 optimization if statement analyzed is not dominated by the insertion
3251 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
3252 dominance information.
3254 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
3257 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3259 2016-11-25 Martin Jambor <mjambor@suse.cz>
3261 PR tree-optimization/70965
3262 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
3264 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
3267 * config/i386/i386.c (i386_excess_precision): Do not return
3268 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3269 EXCESS_PRECISION_TYPE_STANDARD.
3270 * target.def (excess_precision): Document that targets should
3271 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3272 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
3273 Fix typo in first sentence.
3274 * doc/tm.texi: Regenerate.
3276 2016-11-25 Richard Biener <rguenther@suse.de>
3278 PR tree-optimization/78396
3279 * tree-vectorizer.c (vectorize_loops): When the if-converted
3280 body contains masked loads or stores do not attempt to
3281 basic-block-vectorize it.
3283 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3284 Alan Hayward <alan.hayward@arm.com>
3285 David Sherwood <david.sherwood@arm.com>
3287 * function.h (spill_slot_alignment): Declare.
3288 * function.c (spill_slot_alignment): New function.
3289 * lra-spills.c (slot): Add align and size fields.
3290 (assign_mem_slot): Use them in the call to assign_stack_local.
3291 (add_pseudo_to_slot): Update the fields.
3292 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
3294 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3295 Alan Hayward <alan.hayward@arm.com>
3296 David Sherwood <david.sherwood@arm.com>
3298 * stor-layout.c (layout_type): Allow the caller to set the mode of
3299 a float type. Only choose one here if the mode is still VOIDmode.
3300 * tree.c (build_common_tree_nodes): Set the type mode of decimal
3301 floats before calling layout_type.
3302 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
3304 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3306 * tree-tailcall.c (find_tail_calls): Allow calls to reference
3307 local variables if all references are known to be direct.
3309 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3310 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3313 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
3314 non null and it's precision matches precision of lhs's type.
3316 2016-11-24 Martin Sebor <msebor@redhat.com>
3318 PR tree-optimization/78476
3319 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
3321 (handle_gimple_call): Adjust signature.
3322 (try_substitute_return_value): Remove calls to bounded functions
3323 with zero buffer size whose result is known.
3324 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
3326 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3328 * varasm.c (assemble_start_function): Wrap align_log definition in
3329 ASM_OUTPUT_MAX_SKIP_ALIGN.
3331 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
3333 * config/i386/i386.md (wide AND insn to QImode splitter): Use
3334 explicit mode macros.
3335 (wide OR insn to QImode splitter): Ditto.
3337 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
3339 PR rtl-optimization/77541
3340 * lra-constraints.c (struct input_reload): Add field match_p.
3341 (get_reload_reg): Check modes of input reloads to generate unique
3342 value reload pseudo.
3343 (match_reload): Add input reload pseudo for the current insn.
3345 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3347 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
3348 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
3349 architecture levels.
3350 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
3351 the aarch64_fp16_type_node, not all HFmode types.
3352 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
3353 (aarch64_scalar_mode_supported_p): Likewise.
3354 (aarch64_excess_precision): New.
3355 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
3356 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
3357 (TARGET_C_EXCESS_PRECISION): Likewise.
3359 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3361 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
3362 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3364 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3366 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
3367 (<optab>dihf2): Likewise.
3368 (aarch64_fp16_<optab><mode>hf2): New.
3370 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
3373 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
3375 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3377 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
3378 Enable REE at -O2 and higher.
3379 * config/sparc/sparc.c (sparc_option_override): Disable it by default
3382 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3386 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
3387 (new_temp_expr_table): Initialise reg_vars_cnt.
3388 (free_temp_expr_table): Release reg_vars_cnt.
3389 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
3391 (find_replaceable_in_bb): Use the above to record register variable
3392 write occurrences and cancel replacement across them.
3394 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3396 PR rtl-optimization/78437
3397 * ree.c (get_uses): New function.
3398 (combine_reaching_defs): When a copy is needed, return false if any
3399 reaching use of the source register reads it in a mode larger than
3400 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
3402 2016-11-24 Martin Liska <mliska@suse.cz>
3404 * gimple-pretty-print.c (dump_edge_probability): New function.
3405 (dump_gimple_switch): Dump label edge probabilities.
3406 (dump_gimple_cond): Likewise.
3407 (dump_gimple_label): Dump
3408 (dump_gimple_bb_header): Dump basic block frequency.
3409 (pp_cfg_jump): Replace e->dest argument with e.
3410 (dump_implicit_edges): Likewise.
3411 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
3412 Use gimple_bb (at) instead of at->bb.
3414 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
3416 * common.opt (flimit-function-alignment): New.
3417 * doc/invoke.texi (-flimit-function-alignment): Document.
3418 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
3419 * final.c (shorten_branches): Set it.
3420 * varasm.c (assemble_start_function): Limit alignment if
3423 2016-11-24 Richard Biener <rguenther@suse.de>
3425 PR tree-optimization/71595
3426 * cfgloopmanip.h (remove_path): Add irred_invalidated and
3427 loop_closed_ssa_invalidated parameters, defaulted to NULL.
3428 * cfgloopmanip.c (remove_path): Likewise, pass them along to
3429 called functions. Only fix irred flags if the caller didn't
3431 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
3432 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
3435 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
3437 PR rtl-optimization/78120
3438 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
3439 cases, and additionally test against max_seq_cost for speed
3441 (noce_process_if_block): Compute an estimate for the original cost when
3442 optimizing for speed, using the minimum of then and else block costs.
3444 PR rtl-optimization/78120
3445 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
3447 PR rtl-optimization/78120
3448 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
3450 2016-11-24 Bin Cheng <bin.cheng@arm.com>
3452 * match.pd: Refine type conversion in result expr for below pattern:
3453 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
3455 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3458 * tree.h (wi::fits_to_boolean_p): New predicate.
3459 (wi::fits_to_tree_p): Use it for boolean types.
3460 * tree.c (int_fits_type_p): Likewise.
3462 2016-11-24 Martin Liska <mliska@suse.cz>
3464 * print-tree.c (struct bucket): Remove.
3465 (print_node): Add new argument which drives whether a tree node
3466 is printed briefly or not.
3467 (debug_tree): Replace a custom hash table with hash_set<T>.
3468 * print-tree.h (print_node): Add the argument.
3470 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
3472 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
3474 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
3477 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
3478 if it is at least NREGS wide.
3480 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3482 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
3483 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
3484 TFmode, IFmode and KFmode.
3486 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3488 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
3491 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3493 * combine.c (change_zero_ext): Only change the mode of a hard register
3494 destination if can_change_dest_mode holds for that.
3496 2016-11-23 Jeff Law <law@redhat.com>
3498 * varasm.c (assemble_name): Increase buffer size for name.
3500 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
3502 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
3504 * doc/extend.texi: Constify first argument to __builtin_object_size.
3506 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
3508 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
3509 to be used. Add brackets around macro argument.
3511 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3513 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
3515 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3518 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
3519 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
3521 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3524 * omp-low.c (build_outer_var_ref): Change lastprivate argument
3525 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
3526 on worksharing constructs, treat it like clauses on simd construct.
3528 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
3529 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
3530 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
3531 of true as last argument to build_outer_var_ref.
3533 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3535 * config/i386/i386.md (*movqi_internal): Calculate mode
3536 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
3537 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
3538 (*k<logic><mode>): Calculate mode attribute depending on
3539 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
3540 (*andqi_1): Calculate mode attribute of alternative 3 depending
3541 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
3542 (kandn<mode>): Calculate mode attribute of alternative 2 depending
3543 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
3544 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
3545 iterator. Calculate mode attribute of alternative 1 depending
3546 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
3547 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
3548 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
3550 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3553 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
3554 * tree-vrp.c (extract_range_basic): Handle case for
3555 CFN_BUILT_IN_STRLEN.
3557 2016-11-23 Jeff Law <law@redhat.com>
3559 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
3561 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
3562 in boolean context warning.
3564 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
3566 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3569 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
3570 (arm_fp16_type_node): ...This, make visibile.
3571 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
3573 (arm_init_simd_builtin_types): Likewise.
3574 (arm_init_fp16_builtins): Likewise.
3575 * config/arm/arm.c (arm_excess_precision): New.
3576 (arm_floatn_mode): Likewise.
3577 (TARGET_C_EXCESS_PRECISION): Likewise.
3578 (TARGET_FLOATN_MODE): Likewise.
3579 (arm_promoted_type): Only promote arm_fp16_type_node.
3580 * config/arm/arm.h (arm_fp16_type_node): Declare.
3582 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3584 * config/arm/arm.c (arm_convert_to_type): Delete.
3585 (TARGET_CONVERT_TO_TYPE): Delete.
3586 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
3587 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
3588 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
3589 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
3590 are in fast math mode, and have no single step hardware instruction.
3591 (extendhfdf2): Only expand through SFmode if we don't have a
3592 single-step hardware instruction.
3593 * config/arm/vfp.md (*truncdfhf2): New.
3594 (extendhfdf2): Likewise.
3596 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3598 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
3601 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3603 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
3604 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
3605 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
3606 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
3607 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
3608 * doc/tm.texi: Regenerate.
3609 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
3611 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3613 * toplev.c (init_excess_precision): Delete most logic.
3614 * tree.c (excess_precision_type): Rewrite to use
3615 TARGET_EXCESS_PRECISION.
3616 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
3617 more generic fashion.
3618 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
3619 __STDC_WANT_IEC_60559_TYPES_EXT__.
3621 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3623 * common.opt (fpermitted-flt-eval-methods): New.
3624 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
3625 * flag_types.h (permitted_flt_eval_methods): New.
3627 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3629 * config/m68k/m68k.c (m68k_excess_precision): New.
3630 (TARGET_C_EXCESS_PRECISION): Define.
3632 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3634 * config/s390/s390.c (s390_excess_precision): New.
3635 (TARGET_C_EXCESS_PRECISION): Define.
3637 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3639 * config/i386/i386.c (ix86_excess_precision): New.
3640 (TARGET_C_EXCESS_PRECISION): Define.
3642 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3644 * target.def (excess_precision): New hook.
3645 * target.h (flt_eval_method): New.
3646 (excess_precision_type): Likewise.
3647 * targhooks.c (default_excess_precision): New.
3648 * targhooks.h (default_excess_precision): New.
3649 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
3650 * doc/tm.texi: Regenerate.
3652 2016-11-23 Martin Sebor <msebor@redhat.com>
3655 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
3656 set the minimum number of bytes for an unknown string to zero.
3658 2016-11-23 Martin Jambor <mjambor@suse.cz>
3659 Martin Liska <mliska@suse.cz>
3661 * hsa-builtins.def: New file.
3662 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
3663 * builtins.def: Include hsa-builtins.def.
3664 (DEF_HSA_BUILTIN): New macro.
3665 * dumpfile.h (OPTGROUP_OPENMP): Define.
3666 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
3667 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
3668 GF_OMP_FOR_GRID_GROUP_ITER.
3669 (gimple_omp_for_grid_phony): Added checking assert.
3670 (gimple_omp_for_set_grid_phony): Likewise.
3671 (gimple_omp_for_grid_intra_group): New function.
3672 (gimple_omp_for_set_grid_intra_group): Likewise.
3673 (gimple_omp_for_grid_group_iter): Likewise.
3674 (gimple_omp_for_set_grid_group_iter): Likewise.
3675 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
3676 previosuly only distribute loop was permitted.
3677 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
3678 (grid_get_kernel_launch_attributes): Support multiple HSA grid
3680 (grid_expand_omp_for_loop): Likewise and also support standalone
3681 distribute constructs. New parameter INTRA_GROUP, updated both users.
3682 (grid_expand_target_grid_body): Support standalone distribute
3684 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
3685 (pass_data_expand_omp_ssa): Likewise.
3686 (pass_data_omp_device_lower): Likewsie.
3687 (pass_data_lower_omp): Likewise.
3688 (pass_data_diagnose_omp_blocks): Likewise.
3689 (pass_data_oacc_device_lower): Likewise.
3690 (pass_data_omp_target_link): Likewise.
3691 (grid_lastprivate_predicate): New function.
3692 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
3694 (lower_omp_for): Support standalone distribute constructs.
3695 (grid_prop): New type.
3696 (grid_safe_assignment_p): Check for assignments to group_sizes, new
3698 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
3700 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
3701 optimization info messages.
3702 (grid_find_single_omp_among_assignments): Likewise.
3703 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
3704 (grid_parallel_clauses_gridifiable): New function.
3705 (grid_inner_loop_gridifiable_p): Likewise.
3706 (grid_dist_follows_simple_pattern): Likewise.
3707 (grid_gfor_follows_tiling_pattern): Likewise.
3708 (grid_call_permissible_in_distribute_p): Likewise.
3709 (grid_handle_call_in_distribute): Likewise.
3710 (grid_dist_follows_tiling_pattern): Likewise.
3711 (grid_target_follows_gridifiable_pattern): Support standalone
3712 distribute constructs.
3713 (grid_var_segment): New enum.
3714 (grid_mark_variable_segment): New function.
3715 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
3716 if a new argument says so.
3717 (grid_process_grid_body): New function.
3718 (grid_eliminate_combined_simd_part): Likewise.
3719 (grid_mark_tiling_loops): Likewise.
3720 (grid_mark_tiling_parallels_and_loops): Likewise.
3721 (grid_process_kernel_body_copy): Support standalone distribute
3723 (grid_attempt_target_gridification): New grid variable holding overall
3724 gridification state. Support standalone distribute constructs and
3726 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
3727 * hsa.h (hsa_bb): Add method method append_phi.
3728 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
3729 occurences in all files too.
3730 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
3731 (is_a_helper <hsa_insn_br *>::test): New function.
3732 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
3733 branch instructions.
3734 (hsa_insn_signal): Make a direct descendant of
3735 hsa_insn_basic. Add memorder constructor parameter and
3736 m_memory_order and m_signalop member variables.
3737 (hsa_insn_queue): Changed constructor parameters to common form.
3738 Added m_segment and m_memory_order member variables.
3739 (hsa_summary_t): Add private member function
3740 process_gpu_implementation_attributes.
3741 (hsa_function_summary): Rename m_binded_function to
3743 (hsa_insn_basic_p): Remove typedef.
3744 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
3745 (hsa_op_reg_p): Remove typedef.
3746 (hsa_function_representation): Change hsa_op_reg_p into plain
3748 (hsa_insn_phi): Removed new and delete operators.
3749 (hsa_insn_br): Likewise.
3750 (hsa_insn_cbr): Likewise.
3751 (hsa_insn_sbr): Likewise.
3752 (hsa_insn_cmp): Likewise.
3753 (hsa_insn_mem): Likewise.
3754 (hsa_insn_atomic): Likewise.
3755 (hsa_insn_signal): Likewise.
3756 (hsa_insn_seg): Likewise.
3757 (hsa_insn_call): Likewise.
3758 (hsa_insn_arg_block): Likewise.
3759 (hsa_insn_comment): Likewise.
3760 (hsa_insn_srctype): Likewise.
3761 (hsa_insn_packed): Likewise.
3762 (hsa_insn_cvt): Likewise.
3763 (hsa_insn_alloca): Likewise.
3764 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
3765 (process_gpu_implementation_attributes): New function.
3766 (link_functions): Move some functionality into it. Adjust after
3767 renaming m_binded_functions to m_bound_functions.
3768 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
3769 to the list of instructions with no output registers.
3770 (get_in_type): Return this if it is a register of
3772 (hsa_get_declaration_name): Moved to...
3773 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
3774 temporary string on an obstack instead from ggc.
3775 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
3776 down to two overloads.
3777 (hsa_allocp_operand_address): Removed.
3778 (hsa_allocp_operand_immed): Likewise.
3779 (hsa_allocp_operand_reg): Likewise.
3780 (hsa_allocp_operand_code_list): Likewise.
3781 (hsa_allocp_operand_operand_list): Likewise.
3782 (hsa_allocp_inst_basic): Likewise.
3783 (hsa_allocp_inst_phi): Likewise.
3784 (hsa_allocp_inst_mem): Likewise.
3785 (hsa_allocp_inst_atomic): Likewise.
3786 (hsa_allocp_inst_signal): Likewise.
3787 (hsa_allocp_inst_seg): Likewise.
3788 (hsa_allocp_inst_cmp): Likewise.
3789 (hsa_allocp_inst_br): Likewise.
3790 (hsa_allocp_inst_sbr): Likewise.
3791 (hsa_allocp_inst_call): Likewise.
3792 (hsa_allocp_inst_arg_block): Likewise.
3793 (hsa_allocp_inst_comment): Likewise.
3794 (hsa_allocp_inst_queue): Likewise.
3795 (hsa_allocp_inst_srctype): Likewise.
3796 (hsa_allocp_inst_packed): Likewise.
3797 (hsa_allocp_inst_cvt): Likewise.
3798 (hsa_allocp_inst_alloca): Likewise.
3799 (hsa_allocp_bb): Likewise.
3801 (hsa_init_data_for_cfun): Initialize obstack.
3802 (hsa_deinit_data_for_cfun): Release memory of the obstack.
3803 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
3804 (hsa_op_reg::operator new): Likewise.
3805 (hsa_op_address::operator new): Likewise.
3806 (hsa_op_code_list::operator new): Likewise.
3807 (hsa_op_operand_list::operator new): Likewise.
3808 (hsa_insn_basic::operator new): Likewise.
3809 (hsa_insn_phi::operator new): Likewise.
3810 (hsa_insn_br::operator new): Likewise.
3811 (hsa_insn_sbr::operator new): Likewise.
3812 (hsa_insn_cmp::operator new): Likewise.
3813 (hsa_insn_mem::operator new): Likewise.
3814 (hsa_insn_atomic::operator new): Likewise.
3815 (hsa_insn_signal::operator new): Likewise.
3816 (hsa_insn_seg::operator new): Likewise.
3817 (hsa_insn_call::operator new): Likewise.
3818 (hsa_insn_arg_block::operator new): Likewise.
3819 (hsa_insn_comment::operator new): Likewise.
3820 (hsa_insn_srctype::operator new): Likewise.
3821 (hsa_insn_packed::operator new): Likewise.
3822 (hsa_insn_cvt::operator new): Likewise.
3823 (hsa_insn_alloca::operator new): Likewise.
3824 (hsa_init_new_bb): Likewise.
3825 (hsa_bb::append_phi): New function.
3826 (gen_hsa_phi_from_gimple_phi): Use it.
3827 (get_symbol_for_decl): Fix dinstinguishing between
3828 global and local functions. Put local variables into a segment
3829 according to their attribute or static flag, if there is one.
3830 (hsa_insn_br::hsa_insn_br): New.
3831 (hsa_insn_br::operator new): Likewise.
3832 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
3833 (query_hsa_grid_nodim): New function.
3834 (multiply_grid_dim_characteristics): Likewise.
3835 (gen_get_num_threads): Likewise.
3836 (gen_get_num_teams): Reimplemented.
3837 (gen_get_team_num): Likewise.
3838 (gen_hsa_insns_for_known_library_call): Updated calls to the above
3840 (get_memory_order_name): Removed.
3841 (get_memory_order): Likewise.
3842 (hsa_memorder_from_tree): New function.
3843 (gen_hsa_ternary_atomic_for_builtin): Renamed to
3844 gen_hsa_atomic_for_builtin, can also create signals.
3845 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
3846 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
3847 (hsa_insn_atomic): Fix function comment.
3848 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
3849 ancestor constructor and initialization of new member variables.
3850 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
3852 (hsa_get_host_function): Handle functions with no bound CPU
3853 implementation. Fix binded to bound.
3854 (get_brig_function_name): Likewise.
3855 (HSA_SORRY_ATV): Remove semicolon after macro.
3856 (HSA_SORRY_AT): Likewise.
3857 (omp_simple_builtin::generate): Add missing semicolons.
3858 (hsa_insn_phi::operator new): Removed.
3859 (hsa_insn_br::operator new): Likewise.
3860 (hsa_insn_cbr::operator new): Likewise.
3861 (hsa_insn_sbr::operator new): Likewise.
3862 (hsa_insn_cmp::operator new): Likewise.
3863 (hsa_insn_mem::operator new): Likewise.
3864 (hsa_insn_atomic::operator new): Likewise.
3865 (hsa_insn_signal::operator new): Likewise.
3866 (hsa_insn_seg::operator new): Likewise.
3867 (hsa_insn_call::operator new): Likewise.
3868 (hsa_insn_arg_block::operator new): Likewise.
3869 (hsa_insn_comment::operator new): Likewise.
3870 (hsa_insn_srctype::operator new): Likewise.
3871 (hsa_insn_packed::operator new): Likewise.
3872 (hsa_insn_cvt::operator new): Likewise.
3873 (hsa_insn_alloca::operator new): Likewise.
3874 (get_symbol_for_decl): Accept CONST_DECLs, put them to
3876 (gen_hsa_addr): Also process CONST_DECLs.
3877 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
3879 (gen_hsa_unary_operation): Make sure the function does
3880 not use bittype source type for firstbit and lastbit operations.
3881 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
3883 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
3885 (emit_branch_insn): Renamed to emit_cond_branch_insn.
3886 Emit the width stored in the class.
3887 (emit_generic_branch_insn): New function.
3888 (emit_insn): Call emit_generic_branch_insn.
3889 (emit_signal_insn): Remove obsolete comment. Update
3890 member variable name, pick a type according to profile.
3891 (emit_alloca_insn): Remove obsolete comment.
3892 (emit_atomic_insn): Likewise.
3893 (emit_queue_insn): Get segment and memory order from the IR object.
3894 (hsa_brig_section): Make allocate_new_chunk, chunks
3895 and cur_chunk provate, add a default NULL parameter to add method.
3896 (hsa_brig_section::add): Added a new parameter, store pointer to
3897 output data there if it is non-NULL.
3898 (emit_function_directives): Use this new parameter instead of
3899 calculating the pointer itself, fix function comment.
3900 (hsa_brig_emit_function): Add forgotten endian conversion.
3901 (hsa_output_kernels): Remove unnecessary building of
3902 kernel_dependencies_vector_type.
3903 (emit_immediate_operand): Declare.
3904 (emit_directive_variable): Also emit initializers of CONST_DECLs.
3905 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
3906 (verify_function_arguments): Properly detect variadic
3908 * hsa-dump.c (hsa_width_specifier_name): New function.
3909 (dump_hsa_insn_1): Dump generic branch instructions, update signal
3910 member variable name. Special dumping for queue objects.
3911 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
3912 m_binded_functions to m_bound_functions. Copy externally visible flag
3914 (ipa_hsa_write_summary): Likewise.
3915 (ipa_hsa_read_section): Likewise.
3917 2016-11-23 Richard Biener <rguenther@suse.de>
3919 PR tree-optimization/78396
3920 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
3921 vectorize try vectorizing an if-converted body using BB vectorization.
3923 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3924 Alan Hayward <alan.hayward@arm.com>
3925 David Sherwood <david.sherwood@arm.com>
3927 * rtlanal.c (subreg_get_info): Use more local variables.
3928 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
3929 occupies at least one register. Assume that full hard registers
3930 have consistent endianness. Share previously-duplicated if block.
3931 Rework the main handling so that it operates on independently-
3932 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
3933 to check lowpart offsets, without trying to find an equivalent
3934 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
3935 as a final register-endianness correction.
3937 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3943 * combine.c (make_compound_operation_int): Do not convert a subreg of
3944 a non-constant logical shift right to a zero_extract. Handle the case
3945 where some zero bits have been shifted into the range covered by that
3948 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3949 Alan Hayward <alan.hayward@arm.com>
3950 David Sherwood <david.sherwood@arm.com>
3952 * rtl.h (subreg_size_offset_from_lsb): Declare.
3953 (subreg_offset_from_lsb): New function.
3954 (subreg_size_lowpart_offset): Declare.
3955 (subreg_lowpart_offset): Turn into an inline function.
3956 (subreg_size_highpart_offset): Declare.
3957 (subreg_highpart_offset): Turn into an inline function.
3958 * emit-rtl.c (subreg_size_lowpart_offset): New function.
3959 (subreg_size_highpart_offset): Likewise
3960 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
3962 2016-11-23 Richard Biener <rguenther@suse.de>
3964 PR tree-optimization/78482
3965 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
3966 (remove_forwarder_block_with_phi): When merging with a loop
3967 header creates a new latch reset number of iteration information
3970 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
3972 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
3973 (*ashrsi3_extend0): ...this. Accept constant integers.
3974 (*ashrsi3_extend2): Rename to...
3975 (*ashrsi3_extend1): ...this.
3976 (*ashrsi3_extend2): New pattern.
3977 (*lshrsi3_extend1): Accept constant integers.
3978 (*lshrsi3_extend2): Fix condition on operand 2.
3980 2016-11-23 Martin Liska <mliska@suse.cz>
3982 * config/i386/i386.c: Initialize function pointer to NULL.
3984 2016-11-23 Bin Cheng <bin.cheng@arm.com>
3986 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
3987 for A == C1 ? A : C2 to below.
3988 * match.pd: Move from above to here:
3989 (cond (eq (convert1? x) c1) (convert2? x) c2)
3990 -> (cond (eq x c1) c1 c2).
3992 2016-11-23 Bin Cheng <bin.cheng@arm.com>
3994 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
3995 for A cmp C1 ? A : C2 to below, also simplify remaining code.
3996 * match.pd: Move and extend simplification from above to here:
3997 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
3998 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
3999 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
4001 2016-11-23 Martin Liska <mliska@suse.cz>
4002 Martin Jambor <mjambor@suse.cz>
4004 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
4006 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
4009 * opts.c (finish_options): Set -fsyntax-only if running self tests.
4011 2016-11-23 Richard Biener <rguenther@suse.de>
4014 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
4015 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
4017 2016-11-23 Richard Biener <rguenther@suse.de>
4020 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
4023 2016-11-23 Richard Biener <rguenther@suse.de>
4024 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
4026 PR tree-optimization/78154
4027 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
4028 returns it's argument and the argument is nonnull.
4029 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
4030 ATT_RETNONNULL_NOTHROW_LEAF.
4031 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
4032 ATTR_RETNONNULL_NOTHROW_LEAF.
4033 (BUILT_IN_STPCPY): Likewise.
4034 (BUILT_IN_STPNCPY): Likewise.
4035 (BUILT_IN_MEMPCPY_CHK): Likewise.
4036 (BUILT_IN_STPCPY_CHK): Likewise.
4037 (BUILT_IN_STPNCPY_CHK): Likewise.
4038 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
4039 (BUILT_IN_STRNCAT): Likewise.
4040 (BUILT_IN_STRNCPY): Likewise.
4041 (BUILT_IN_MEMSET_CHK): Likewise.
4042 (BUILT_IN_STRCAT_CHK): Likewise.
4043 (BUILT_IN_STRCPY_CHK): Likewise.
4044 (BUILT_IN_STRNCAT_CHK): Likewise.
4045 (BUILT_IN_STRNCPY_CHK): Likewise.
4047 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
4049 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
4050 * fold-const.h (tree_expr_nonzero_p) : Declare.
4051 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
4053 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
4055 * system.h (HAVE_DESIGNATED_INITIALIZERS,
4056 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
4057 "defined" in macros.
4058 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
4059 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
4060 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
4062 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
4065 * config/avr/constraints.md (Csp): Widen range to [-11..6].
4066 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
4067 of RCALLs in prologue to 3.
4069 2016-11-22 Michael Collison <michael.collison@arm.com>
4071 * config/aarch64/aarch64-protos.h
4072 (aarch64_and_split_imm1, aarch64_and_split_imm2)
4073 (aarch64_and_bitmask_imm): New prototypes
4074 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
4075 New overloaded function to create bit mask covering the
4076 lowest to highest bits set.
4077 (aarch64_and_split_imm2): New overloaded functions to create bit
4078 mask of zeros between first and last bit set.
4079 (aarch64_and_bitmask_imm): New function to determine if a integer
4080 is a valid two instruction "and" operation.
4081 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
4082 allowing wider range of constants with "and" operations.
4083 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
4084 "and" operator from matching restricted constant range used for
4085 ior and xor operators.
4086 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
4087 for constants in "and" operantions.
4088 (UsP constraint): New DImode constraint for constants
4089 in "and" operations.
4090 * config/aarch64/iterators.md (lconst2): New mode iterator.
4091 (LOGICAL2): New code iterator.
4092 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
4094 (aarch64_logical_and_operand): New predicate allowing extended
4095 constants for "and" operations.
4097 2016-11-22 Walter Lee <walt@tilera.com>
4099 * config/tilegx/tilegx.md (trap): New pattern.
4100 * config/tilepro/tilepro.md (trap): Likewise.
4102 2016-11-22 Walter Lee <walt@tilera.com>
4104 * config/tilegx/tilegx.md (*zero_extract): Use
4105 define_insn_and_split instead of define_insn; Handle pos + size >
4107 (*sign_extract): Likewise.
4109 2016-11-22 Marek Polacek <polacek@redhat.com>
4111 PR tree-optimization/78455
4112 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
4114 2016-11-22 Ian Lance Taylor <iant@golang.org>
4118 * godump.c (go_format_type): Always pass alignment as 1 when
4119 calling go_append_padding at end of struct/union.
4121 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4124 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
4125 _mm512_setzero_hi): Removed.
4126 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
4127 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
4128 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
4129 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
4130 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
4131 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
4132 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
4133 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
4134 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
4135 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
4136 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
4137 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
4138 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
4139 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
4140 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
4141 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
4142 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
4143 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
4144 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
4145 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
4146 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
4147 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
4148 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
4149 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
4150 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
4151 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
4152 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
4153 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
4154 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
4155 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
4156 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
4157 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
4158 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
4159 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
4160 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
4161 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
4162 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4163 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4164 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4165 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
4166 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
4167 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
4168 _mm512_setzero_qi or _mm512_setzero_hi.
4169 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
4170 _mm512_maskz_dbsad_epu8): Formatting fixes.
4171 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
4172 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4173 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4174 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4175 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
4176 _mm512_setzero_qi or _mm512_setzero_hi.
4178 2016-11-22 Nathan Sidwell <nathan@acm.org>
4180 * gcc-ar.c (main): Fix indentation.
4181 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
4182 * ggc-page.c (move_ptes_to_front): Fix formatting.
4183 * hsa-dump.c (dump_has_cfun): Fix indentation.
4184 * sel-sched-ir.h: Remove trailing blank lines.
4186 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4187 Alexander Monakov <amonakov@ispras.ru>
4189 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
4190 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
4191 (omp_clause_code_name): Add _simt_ name.
4192 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
4193 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
4194 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
4195 (scan_omp_simd): New function.
4196 (scan_omp_1_stmt): Use it in target regions if needed.
4197 (omp_max_vf): Don't max with omp_max_simt_vf.
4198 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
4199 OMP_CLAUSE__SIMT_ is present.
4200 (lower_rec_input_clauses): Compute maybe_simt from presence of
4202 (lower_lastprivate_clauses): Likewise.
4203 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
4204 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
4205 * internal-fn.def (GOMP_USE_SIMT): New internal function.
4206 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
4208 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
4210 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
4211 (expand_GOMP_SIMT_VF): New.
4212 (expand_GOMP_SIMT_LAST_LANE): New.
4213 (expand_GOMP_SIMT_ORDERED_PRED): New.
4214 (expand_GOMP_SIMT_VOTE_ANY): New.
4215 (expand_GOMP_SIMT_XCHG_BFLY): New.
4216 (expand_GOMP_SIMT_XCHG_IDX): New.
4217 * internal-fn.def (GOMP_SIMT_LANE): New.
4218 (GOMP_SIMT_VF): New.
4219 (GOMP_SIMT_LAST_LANE): New.
4220 (GOMP_SIMT_ORDERED_PRED): New.
4221 (GOMP_SIMT_VOTE_ANY): New.
4222 (GOMP_SIMT_XCHG_BFLY): New.
4223 (GOMP_SIMT_XCHG_IDX): New.
4224 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
4225 (create_omp_child_function): ...here. Set "omp target entrypoint"
4226 or "omp declare target" attribute based on is_gimple_omp_offloaded.
4227 (omp_max_simt_vf): New. Use it...
4228 (omp_max_vf): ...here.
4229 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
4230 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
4231 (lower_omp_ordered): Likewise, for "ordered" lowering.
4232 (expand_omp_simd): Add SIMT transforms.
4233 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
4234 (execute_omp_device_lower): New.
4235 (pass_data_omp_device_lower): New.
4236 (pass_omp_device_lower): New pass.
4237 (make_pass_omp_device_lower): New.
4238 * passes.def (pass_omp_device_lower): Position new pass.
4239 * tree-pass.h (PROP_gimple_lomp_dev): Define.
4240 (make_pass_omp_device_lower): Declare.
4242 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4245 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
4246 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
4248 (_mm_maskz_load_epi64): Likewise.
4249 (_mm_setzero_hi): Removed.
4250 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
4252 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
4253 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
4254 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
4255 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
4256 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
4257 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
4258 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
4259 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
4260 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4261 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
4262 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
4264 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
4265 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
4266 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
4267 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
4268 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
4269 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
4270 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
4271 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
4272 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
4273 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
4274 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
4275 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4276 instead of _mm_setzero_hi.
4277 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
4278 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
4279 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
4280 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
4281 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
4282 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
4283 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
4284 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
4285 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
4286 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
4287 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
4288 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
4289 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
4290 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
4291 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
4292 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
4293 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
4294 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
4295 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
4296 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
4297 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
4298 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
4299 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
4300 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
4301 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4302 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
4304 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4305 instead of _mm_setzero_hi.
4306 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
4307 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
4308 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
4309 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4310 _mm_setzero_si128 instead of _mm_setzero_di.
4311 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
4312 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
4313 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
4314 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
4315 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
4316 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
4317 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
4318 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
4319 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
4320 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
4321 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
4322 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
4323 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
4324 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
4325 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
4326 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
4327 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
4328 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
4329 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
4330 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
4331 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
4332 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
4333 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
4334 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
4335 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
4336 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
4337 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
4338 _mm512_maskz_insertf32x8): Formatting fixes.
4339 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4340 _mm_setzero_si128 instead of _mm_setzero_di.
4341 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
4342 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
4343 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
4344 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
4345 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
4346 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
4347 _mm_setzero_si128 instead of _mm_setzero_di.
4348 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
4350 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
4351 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
4352 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
4353 _mm_setzero_si128 instead of _mm_setzero_hi.
4354 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
4355 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
4356 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
4357 instead of _mm_setzero_di.
4358 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
4359 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
4361 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
4362 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
4364 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
4366 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
4367 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
4368 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
4370 2016-11-22 Carl Love <cel@us.ibm.com>
4372 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
4373 equal and vector compare not equal. The vector compares take two
4374 arguments of type vector bool char, vector bool short, vector bool int,
4375 vector bool long long with the same return type.
4376 * doc/extend.texi: Update built-in documentation file for the new
4379 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
4381 * Makefile.in ($(lang_checks_parallelized)): Fix detection
4384 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4386 * config.gcc: Allow new rmprofile value for configure option
4387 --with-multilib-list.
4388 * config/arm/t-rmprofile: New file.
4389 * doc/install.texi (--with-multilib-list): Document new rmprofile value
4392 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4395 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
4396 register operand in alternatives 4,5,6.
4398 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4401 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
4402 in save register mask if it is needed.
4404 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4406 PR tree-optimization/78436
4407 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
4408 (shift_bytes_in_array, shift_bytes_in_array_right,
4409 merged_store_group::apply_stores): Formatting fixes.
4410 (clear_bit_region): Likewise. Use memset.
4411 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
4412 instead of EXPR and inerted instead of inserted. Use memset instead
4413 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
4417 * expmed.c (expand_divmod): Use wide_int for computation of
4418 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
4419 Use size <= HOST_BITS_PER_WIDE_INT instead of
4420 HOST_BITS_PER_WIDE_INT >= size.
4422 PR tree-optimization/78445
4423 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
4424 any_complicated_phi, version loop even if flag_tree_loop_if_convert
4425 is 1. Formatting fix.
4427 2016-11-22 Martin Liska <mliska@suse.cz>
4430 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
4431 (sem_function::get_hash): Use the new field.
4432 (sem_function::parse): Remove an argument from ctor.
4433 (sem_variable::parse): Likewise.
4434 (sem_variable::get_hash): Use the new field.
4435 (sem_item_optimizer::read_section): Use new ctor and set hash.
4436 * ipa-icf.h: _hash is removed from sem_item::sem_item,
4437 sem_variable::sem_variable, sem_function::sem_function.
4439 2016-11-21 Jeff Law <law@redhat.com>
4442 * config/cris/cris.md: Don't call copy_to_mode_reg unless
4443 can_create_pseudo_p is true.
4445 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4448 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
4449 *rotldi3_insert_7): New define_insns.
4451 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4453 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
4454 so that DImode can be allocated to FP/vector registers in more
4455 cases, and we can avoid direct move operations. If the register
4456 needs reloading, prefer GPRs over FP/vector registers. In the
4457 case of FPR vs. Altivec registers, prefer FPR registers unless we
4458 have the ISA 3.0 reg+offset scalar instructions.
4459 (movdi_internal64): Likewise.
4461 2016-11-21 Jakub Jelinek <jakub@redhat.com>
4464 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
4465 for tmp simd array if DECL_NAME (parm) is NULL.
4467 2016-11-20 Jeff Law <law@redhat.com>
4470 * config/m68k/predicates.md (swap_peephole_relational_operator): New
4472 * config/m68k/m68k.md (relational tests against 65535/65536): New
4475 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4477 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
4479 2016-11-21 Martin Sebor <msebor@redhat.com>
4481 * doc/invoke.texi (-fprintf-return-value): Document that option
4482 is enabled by default.
4484 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4486 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
4487 for-loop declaration of loop variable.
4488 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
4489 * config/avr/avr.c (avr_popcount_each_byte)
4490 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
4491 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
4492 (avr_expand_epilogue, avr_function_arg_advance)
4493 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
4494 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
4495 (avr_adjust_reg_alloc_order, output_reload_in_const)
4496 (avr_conditional_register_usage, avr_find_unused_d_reg)
4497 (avr_map_decompose, avr_fold_builtin): Same.
4499 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4501 * config/avr/avr.c (avr_popcount): Remove static function.
4502 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
4504 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
4506 * arm.opt (mapcs-float): Delete option.
4507 * arm.c (arm_option_override): Remove hunk relating to
4509 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
4511 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
4513 * tree-tailcall.c (process_assignment): Simplify the check for
4514 a valid copy, allowing the source to be a local variable as
4515 well as an SSA name.
4516 (find_tail_calls): Allow copies between local variables to follow
4517 the call. Allow the result to be stored in any local variable,
4518 even if it's an aggregate.
4519 (eliminate_tail_call): Check whether the result is an SSA name
4520 before updating its SSA_NAME_DEF_STMT.
4522 2016-11-21 David Malcolm <dmalcolm@redhat.com>
4524 PR preprocessor/78324
4525 * input.c (get_substring_ranges_for_loc): Fail gracefully if
4526 -ftrack-macro-expansion has a value other than 2.
4528 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4530 PR rtl-optimization/78400
4531 * shrink-wrap.c (try_shrink_wrapping_separate): Call
4532 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
4533 and df_update_exit_block_uses.
4535 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4538 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
4539 new default-enabled warning..
4540 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
4541 (BT_PTR_CONST_STRING): Updated.
4542 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
4543 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
4544 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
4545 (strftime): Update builtin function.
4546 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
4547 * tree.h (const_tm_ptr_type_node): New type node.
4548 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
4549 const_tm_ptr_type_node.
4551 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4553 PR tree-optimization/78413
4554 * tree-if-conv.c (versionable_outer_loop_p): Require that both
4555 inner and outer loop latches have single predecessors.
4557 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4560 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
4561 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
4563 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4565 * rtl.h: Adjust prototype.
4566 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
4567 (dead_or_set_regno_p): Likewise.
4569 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4571 * rtl.h: Adjust prototype.
4572 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
4574 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4576 * function.c (contains): Change argument type to rtx_insn *.
4577 (prologue_contains): Likewise.
4578 (epilogue_contains): Likewise.
4579 (prologue_epilogue_contains): Likewise.
4580 * function.h: Adjust prototype.
4582 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4584 * optabs.c (emit_libcall_block): Change argument type to
4586 * optabs.h: Adjust prototype.
4588 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4590 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
4591 (fixup_reorder_chain): Adjust.
4592 * cfgrtl.h: Adjust prototype.
4594 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4596 * rtl.h: Adjust prototype.
4597 * rtlanal.c (replace_label_in_insn): Change argument type to
4600 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4602 * config/v850/v850.c (expand_prologue): Adjust.
4603 (expand_epilogue): Likewise.
4604 * expr.c (init_expr_target): Likewise.
4605 * genrecog.c (print_subroutine): Always make the argument type
4607 * recog.h: Adjust prototype.
4609 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4611 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
4612 up variables to make some rtx_insn *.
4613 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
4614 * config/arc/arc.c: Likewise.
4615 * config/arm/arm.c: Likewise.
4616 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
4617 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
4619 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
4621 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4623 * config/arm/arm.c (legitimize_pic_address): Change to use
4624 rtx_insn * as the type of variables.
4625 (arm_pic_static_addr): Likewise.
4626 (arm_emit_movpair): Likewise.
4627 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4628 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
4629 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
4630 * config/frv/frv.md: Likewise.
4631 * config/i386/i386-protos.h: Likewise.
4632 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
4633 (ix86_split_fp_branch): Likewise.
4634 (predict_jump): Likewise.
4635 * config/ia64/ia64.c: Likewise.
4636 * config/mcore/mcore.c: Likewise.
4637 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
4638 * config/s390/s390.c: Likewise.
4639 * config/s390/s390.md: Likewise.
4640 * config/spu/spu.md: Likewise.
4641 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
4642 * lower-subreg.c (resolve_simple_move): Likewise.
4644 2016-11-20 Jeff Law <law@redhat.com>
4647 * reload.h (struct target_reload): Make x_double_reg_address_ok
4649 * reload.c (find_reloads_address): Check if double_reg_address_ok
4650 is true for the mode of the memory reference.
4651 * reload1.c (init_reload): Initialize double_reg_address_ok for
4654 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
4657 * tree-ssa-uninit.c: Define new global max_phi_args.
4658 (compute_uninit_opnds_pos): Use max_phi_args.
4659 (prune_uninit_phi_opnds): Same.
4660 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
4661 missing NUM_PREDS in function comment.
4662 (can_one_predicate_be_invalidated_p): New.
4663 (can_chain_union_be_invalidated_p): New.
4664 (flatten_out_predicate_chains): New.
4665 (uninit_ops_invalidate_phi_use): New.
4666 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
4668 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4670 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
4671 * match.pd (A /[ex] B CMP C): New simplifications.
4673 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4675 * match.pd (0 / X, X / X, X % X): New simplifications.
4677 2016-11-19 Jakub Jelinek <jakub@redhat.com>
4679 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
4680 when checking if callee's isa flags are subset of caller's isa flags.
4681 Fix comment wording.
4683 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
4684 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
4685 instead and using = 0 instead of &= 0.
4687 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
4688 ix86_add_new_builtins): Formatting fixes.
4689 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
4690 (ix86_get_builtin): Likewise.
4692 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
4693 don't initialize it, don't use it for the case where it isn't
4694 provable %{z} nor using the same argument, instead move merge
4695 argument into a new pseudo and use that as target. Formatting fixes.
4697 2016-11-19 Jeff Law <law@redhat.com>
4700 * config/m68k/m68k.md (bsetdreg): New pattern.
4701 (bchgdreg, bclrdreg): Likewise.
4703 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
4706 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
4707 instead of force_reg.
4708 (sh_expand_setmem): Likewise.
4710 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
4712 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
4714 2016-11-18 Walter Lee <walt@tilera.com>
4716 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
4717 end-of-bundle marker for consecutive barriers.
4719 2016-11-18 Walter Lee <walt@tilera.com>
4721 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
4723 2016-11-18 Jakub Jelinek <jakub@redhat.com>
4726 * multiple_target.c (get_attr_len): Start with argnum and increment
4727 argnum on every arg. Use strchr in a loop instead of counting commas
4729 (get_attr_str): Increment argnum for every comma in the string.
4730 (separate_attrs): Use for instead of while loop, simplify.
4731 (expand_target_clones): Rename defenition argument to definition.
4732 Free attrs and attr_str even when diagnosing errors. Temporarily
4733 change input_location around targetm.target_option.valid_attribute_p
4734 calls. Don't emit warning or errors if that function fails.
4736 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
4739 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
4740 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
4741 abbrev_opt_base_type_end only by increasing die_abbrev, before
4743 (optimize_abbrev_table): Don't change abbrev numbers of
4744 base types and CU or optimize implicit consts in them if
4745 calc_base_type_die_sizes has been called during build_abbrev_table.
4746 (calc_base_type_die_sizes): If abbrev_opt_start, set
4747 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
4749 2016-11-18 Jeff Law <law@redhat.com>
4752 * config/m68k/m68k.c (moveq feeding equality comparison): New
4754 * config/m68k/predicates.md (addq_subq_operand): New predicate.
4755 (equality_comparison_operator): Likewise.
4757 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4759 * rtlanal.c (load_extend_op): Move to...
4760 * rtl.h: ...here and make inline.
4762 2016-11-18 Terry Guo <terry.guo@arm.com>
4763 Thomas Preud'homme <thomas.preudhomme@arm.com>
4765 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
4766 * config/arm/arm-opts.h: Include arm-flags.h.
4767 (struct arm_arch_core_flag): Define.
4768 (arm_arch_core_flags): Define.
4769 * config/arm/arm-protos.h: Include arm-flags.h
4770 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
4771 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
4772 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
4773 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
4774 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
4775 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
4776 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
4777 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
4778 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
4779 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
4780 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
4781 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
4782 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
4783 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
4784 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
4785 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
4786 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
4787 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
4788 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
4789 ARM_FSET_CPU_SUBSET): Move to ...
4790 * config/arm/arm-flags.h: This new file.
4791 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
4792 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
4793 (TARGET_MODE_SPECS): Define.
4794 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
4796 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
4798 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
4799 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
4800 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
4801 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
4802 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
4803 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
4804 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
4805 missing and make value unsigned.
4806 (arm_feature_set): Use unsigned entries instead of unsigned long.
4808 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4810 Re-apply after PR bootstrap/77359 is fixed:
4811 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4813 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4814 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
4817 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4820 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
4821 variables in functions calling alloca. Also update the ASCII
4823 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
4824 (STACK_DYNAMIC_OFFSET): Likewise.
4825 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
4826 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
4829 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4830 Alan Hayward <alan.hayward@arm.com>
4831 David Sherwood <david.sherwood@arm.com>
4833 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
4834 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
4835 (add_const_value_attribute): Likewise.
4836 * explow.c (plus_constant): Likewise.
4837 * expmed.c (expand_mult, make_tree): Likewise.
4838 * expr.c (convert_modes): Likewise.
4839 * loop-doloop.c (doloop_optimize): Likewise.
4840 * postreload.c (reload_cse_simplify_set): Likewise.
4841 * simplify-rtx.c (simplify_const_unary_operation): Likewise
4842 (simplify_binary_operation_1, simplify_const_binary_operation):
4844 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
4845 * wide-int.h: Update documentation to recommend rtx_mode_t
4846 instead of std::make_pair.
4848 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4849 Alan Hayward <alan.hayward@arm.com>
4850 David Sherwood <david.sherwood@arm.com>
4852 * tree.h (SET_DECL_MODE): New macro.
4853 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
4854 (expand_gimple_basic_block): Likewise.
4855 * function.c (split_complex_args): Likeise.
4856 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
4857 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
4858 * stor-layout.c (layout_decl, relayout_decl): Likewise.
4859 (finish_bitfield_representative): Likewise.
4860 * tree.c (make_node_stat): Likewise.
4861 * tree-inline.c (remap_ssa_name): Likewise.
4862 (tree_function_versioning): Likewise.
4863 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
4864 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
4865 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
4866 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
4867 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
4868 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
4869 * varasm.c (make_debug_expr_from_rtl): Likewise.
4871 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
4873 PR rtl-optimization/71785
4874 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
4875 (duplicate_computed_gotos): New function.
4876 (pass_duplicate_computed_gotos::execute): Rewrite.
4878 2016-11-17 Jeff Law <law@redhat.com>
4881 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
4882 barrier prior to deallocating the stack.
4884 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
4886 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
4887 to make better use of cmem loads in the case where a single bit is
4889 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
4891 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
4893 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
4895 (isa_names_table): Handle new features.
4897 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
4898 Andrew Senkevich <andrew.senkevich@intel.com>
4900 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
4901 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
4902 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
4903 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
4904 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
4905 * config/i386/avx5124fmapsintrin.h: New file.
4906 * config/i386/avx5124vnniwintrin.h: Ditto.
4907 * config/i386/constraints.md (h): New constraint.
4908 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
4909 * config/i386/driver-i386.c (host_detect_local_cpu):
4910 Detect avx5124fmaps, avx5124vnniw.
4911 * config/i386/i386-builtin-types.def: Add types
4912 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
4913 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
4914 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
4915 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
4916 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
4917 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
4918 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
4919 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
4920 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
4921 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
4922 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
4923 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
4924 __builtin_ia32_vp4dpwssds_mask): New.
4925 * config/i386/i386-c.c (ix86_target_macros_internal):
4926 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
4927 * config/i386/i386-modes.def: Fixed comment typos, added new
4928 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
4929 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
4931 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
4932 (ix86_option_override_internal): Handle new options.
4933 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
4935 (ix86_expand_builtin): Handle new builtins.
4936 (ix86_additional_allocno_class_p): New.
4937 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
4938 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
4939 (reg_class): Add MOD4_SSE_REGS.
4940 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
4941 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
4942 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
4943 avx5124vnniwintrin.h.
4944 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
4945 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
4946 (define_mode_iterator IMOD4): New.
4947 (define_mode_attr imod4_narrow): Ditto.
4948 (define_insn "mov<mode>"): Ditto.
4949 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
4950 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
4951 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
4952 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
4953 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
4954 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
4955 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
4956 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
4957 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
4958 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
4959 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
4960 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
4961 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
4962 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
4963 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
4964 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
4965 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
4966 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
4967 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
4968 * genmodes.c (mode_size_inline): Extend return type.
4969 * machmode.h (mode_size, mode_base_align): Extend type.
4971 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
4974 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
4975 the appropriate checks for SFmode/DFmode load/stores in GPR
4977 (fusion_addis_mem_combo_store): Likewise.
4978 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
4979 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
4980 d-form instructions for traditional Altivec registers.
4981 (emit_fusion_p9_load): Likewise.
4982 (emit_fusion_p9_store): Likewise.
4983 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
4984 early clobber from scratch register. Do not match if the register
4985 being stored is the scratch register.
4986 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
4987 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
4988 instructions for traditional Altivec registers.
4989 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
4990 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
4991 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
4993 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
4996 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
4997 being live in the function and lr needing to be saved. Distinguish
4998 between already saved pushable registers and registers to push.
4999 Check for LR being an available pushable register.
5001 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5003 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
5004 string input is a string constant.
5005 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
5006 via cmpstrnsi even if neither string is constant.
5008 2016-11-17 Jakub Jelinek <jakub@redhat.com>
5011 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
5012 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
5013 instead, return false if it is NULL, or doesn't fit into uhwi, or
5014 is larger or equal to targetm.max_anchor_offset.
5016 2016-11-17 Pip Cet <pipcet@gmail.com>
5017 Eric Botcazou <ebotcazou@adacore.com>
5019 PR rtl-optimization/78355
5020 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
5021 needs to deal with unaligned accesses.
5022 * doc/tm.texi: Regenerate.
5023 * lra-constraints.c (simplify_operand_subreg): Only invoke
5024 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
5026 2016-11-17 David Malcolm <dmalcolm@redhat.com>
5028 * input.c (selftest::test_lexer_string_locations_long_line): New
5030 (selftest::test_lexer_string_locations_raw_string_multiline): New
5032 (selftest::input_c_tests): Call the new functions, via
5033 for_each_line_table_case.
5035 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5037 * config/aarch64/aarch64.md (mov<mode>): Call
5038 aarch64_split_dimode_const_store on DImode constant stores.
5039 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
5041 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
5044 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5045 Richard Biener <rguenther@suse.de>
5047 PR tree-optimization/77848
5048 * tree-if-conv.c (tree_if_conversion): Always version loops unless
5049 the user specified -ftree-loop-if-convert.
5051 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
5054 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
5055 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
5056 *thumb2_strd_base_neg): Recognize insn regardless of
5057 current_tune->prefer_ldrd_strd.
5058 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
5061 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
5063 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
5066 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
5068 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
5070 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
5071 * config/arc/arc-cpus.def (quarkse_em): Add.
5072 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
5073 * config/arc/arc-opts.h (FPX_QK): Define.
5074 * config/arc/arc-tables.opt: Regenerate.
5075 * config/arc/arc.c (gen_compare_reg): Change.
5076 (arc_register_move_cost): Avoid Dy,Dx moves.
5077 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
5078 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
5079 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
5081 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
5082 (fix_truncsfsi2_fpu): Rename.
5083 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
5084 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
5085 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
5086 * config/arc/t-multilib: Regenerate.
5088 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
5090 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
5092 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
5093 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
5094 (avr_rtx_costs_1, extra_constraint_Q): Same.
5095 (avr_address_cost): Use SUBREG_P if possible.
5097 2016-11-17 Richard Biener <rguenther@suse.de>
5100 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
5101 non-local goto into CFG.
5103 2016-11-17 Richard Biener <rguenther@suse.de>
5105 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
5106 backward compatibility.
5107 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
5108 * tree-if-conv.c (pass_if_conversion::gate): Do not test
5109 flag_tree_loop_if_convert_stores.
5110 (pass_if_conversion::execute): Likewise.
5112 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5114 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
5115 const_double code before calling aarch64_float_const_zero_rtx_p.
5117 2016-11-17 Richard Biener <rguenther@suse.de>
5119 PR tree-optimization/78306
5120 * ipa-inline-analysis.c (initialize_inline_failed): Do not
5121 inhibit inlining if function calls cilk_spawn.
5122 (can_inline_edge_p): Likewise.
5124 2016-11-17 Richard Biener <rguenther@suse.de>
5127 * fold-const.c (negate_expr_p): Fix multiplication case.
5129 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
5132 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
5134 (TARGET_INIT_LIBFUNCS): Delete definition and...
5135 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
5138 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
5140 * config/netbsd-stdint.h: New.
5141 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
5142 (x86_64-*-netbsd*): Likewise.
5144 2016-11-16 Andrew PInski <apinski@cavium.com>
5146 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
5147 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
5148 flag_aarch64_verbose_cost instead of checking for details dump.
5149 (aarch64_rtx_costs_wrapper): Likewise.
5151 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5153 PR rtl-optimization/78378
5154 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
5155 inner only if pos is 0. Fix up formatting.
5157 2016-11-17 Alan Modra <amodra@gmail.com>
5159 PR rtl-optimization/78325
5160 PR rtl-optimization/70890
5161 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
5164 2016-11-16 Jason Merrill <jason@redhat.com>
5166 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
5168 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5169 Richard Biener <rguenther@suse.de>
5171 PR tree-optimization/77848
5172 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
5173 an outer loop, only save basic block aux information for the inner
5175 (versionable_outer_loop_p): New function.
5176 (tree_if_conversion): Version the outer loop instead of the inner
5177 one if the pattern will be recognized for outer-loop
5180 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5182 * gcc/bb-reorder.c: Remove 'toplev.h' include.
5183 (pass_partition_blocks::gate): No longer check
5184 user_defined_section_attribute, instead check the function decl
5185 for a section attribute.
5186 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
5187 set user_defined_section_attribute.
5188 * gcc/final.c (rest_of_handle_final): Likewise.
5189 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
5190 * gcc/toplev.h: Remove declaration of
5191 user_defined_section_attribute.
5193 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5195 * config/mips/mips.md (casesi_internal_mips16_<mode>):
5196 Explicitly switch between JR and JRC for the table jump. Adjust
5199 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5201 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
5202 `insn_count' to 11 rather than 16.
5204 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5206 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
5207 `ltu' rather than `leu' operation in the RTL pattern
5209 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5211 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
5212 missing <d> instruction prefixes throughout. Correct
5215 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5217 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
5218 rather than R_MIPS_JALR relocation in microMIPS code. Do not
5219 cancel short delay slots in PIC call relaxation.
5221 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
5223 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
5224 general register with general register or ARM constant into SP
5227 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5230 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
5231 that loop->header == body_bb if broken_loop.
5233 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
5235 * tree-ssa-math-opts.c (bswap_replace): Remove test
5236 of SLOW_UNALIGNED_ACCESS.
5238 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
5240 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
5241 is selected. Pass -mgomp to offload compiler in OpenMP case.
5242 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
5243 declaration from nvptx.c.
5244 (nvptx_gen_shuffle): Declare.
5245 (nvptx_output_set_softstack): Declare.
5246 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
5247 (need_softstack_decl): New variable.
5248 (need_unisimt_decl): New variable.
5249 (diagnose_openacc_conflict): New. Use it...
5250 (nvptx_option_override): ...here. Handle TARGET_GOMP.
5251 (nvptx_encode_section_info): Handle "shared" attribute.
5252 (write_as_kernel): Restrict to OpenACC target regions.
5253 (init_softstack_frame): New.
5254 (nvptx_init_unisimt_predicate): New.
5255 (write_omp_entry): New. Use it...
5256 (nvptx_declare_function_name): ...here to emit OpenMP target region
5257 entrypoints. Handle TARGET_SOFT_STACK. Call
5258 nvptx_init_unisimt_predicate.
5259 (nvptx_output_set_softstack): New.
5260 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
5261 (nvptx_gen_shuffle): Export.
5262 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
5264 (nvptx_print_operand): Fix handling of instruction predicates.
5265 (nvptx_get_unisimt_master): New helper function.
5266 (nvptx_get_unisimt_predicate): Ditto.
5267 (nvptx_call_insn_is_syscall_p): Ditto.
5268 (nvptx_unisimt_handle_set): Ditto.
5269 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
5270 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
5271 (nvptx_handle_shared_attribute): New. Use it...
5272 (nvptx_attribute_table): ... here (new entry).
5273 (nvptx_record_offload_symbol): Handle NULL attributes.
5274 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
5275 (nvptx_simt_vf): New.
5276 (TARGET_SIMT_VF): Define.
5277 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
5278 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
5279 -muniform-simt option is active.
5280 (STACK_SIZE_MODE): Define.
5281 (FIXED_REGISTERS): Adjust.
5282 (SOFTSTACK_SLOT_REGNUM): New.
5283 (SOFTSTACK_PREV_REGNUM): New.
5284 (REGISTER_NAMES): Adjust.
5285 (struct machine_function): New fields.
5286 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
5287 (UNSPEC_VOTE_BALLOT): Ditto.
5288 (UNSPEC_LANEID): Ditto.
5289 (UNSPECV_NOUNROLL): Ditto.
5290 (atomic): New attribute.
5291 (predicable): New attribute. Generate predicated forms via
5293 (br_true): Mark as not predicable.
5295 (br_true_uni): Ditto.
5296 (br_false_uni): Ditto.
5298 (trap_if_true): Ditto.
5299 (trap_if_false): Ditto.
5300 (nvptx_fork): Ditto.
5301 (nvptx_forked): Ditto.
5302 (nvptx_joining): Ditto.
5303 (nvptx_join): Ditto.
5304 (nvptx_barsync): Ditto.
5305 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
5306 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
5307 (allocate_stack_<mode>): Remove unused pattern.
5308 (set_softstack_insn): New pattern.
5309 (restore_stack_block): Handle for TARGET_SOFT_STACK.
5310 (nvptx_vote_ballot): New pattern.
5311 (omp_simt_lane): Ditto.
5312 (omp_simt_last_lane): Ditto.
5313 (omp_simt_ordered): Ditto.
5314 (omp_simt_vote_any): Ditto.
5315 (omp_simt_xchg_bfly): Ditto.
5316 (omp_simt_xchg_idx): Ditto.
5317 (nvptx_nounroll): Ditto.
5318 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
5319 (atomic_exchange<mode>): Ditto.
5320 (atomic_fetch_add<mode>): Ditto.
5321 (atomic_fetch_addsf): Ditto.
5322 (atomic_fetch_<logic><mode>): Ditto.
5323 * config/nvptx/nvptx.opt (msoft-stack): New option.
5324 (muniform-simt): Ditto.
5326 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
5327 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
5328 * doc/invoke.texi (msoft-stack): Document.
5329 (muniform-simt): Document
5331 * doc/tm.texi: Regenerate.
5332 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
5333 * target.def: Define it.
5334 * target-insns.def (omp_simt_lane): New.
5335 (omp_simt_last_lane): New.
5336 (omp_simt_ordered): New.
5337 (omp_simt_vote_any): New.
5338 (omp_simt_xchg_bfly): New.
5339 (omp_simt_xchg_idx): New.
5341 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5343 * config/mips/mips-protos.h (mips_set_text_contents_type): New
5345 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
5346 (ASM_OUTPUT_CASE_END): Likewise.
5347 * config/mips/mips.c (mips_set_text_contents_type): New function.
5348 (mips16_emit_constants): Record the pool's initial label number
5349 with the `consttable' insn. Emit a `consttable_end' insn at the end.
5350 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
5351 for `consttable' insns.
5352 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
5353 for `consttable_end' insns.
5354 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
5355 (consttable): Add operand.
5356 (consttable_end): New insn.
5358 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
5360 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
5361 * tree-if-conv.c (tree_if_conversion): Make public.
5362 * * tree-if-conv.h: New file.
5363 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
5364 dynamic alias checks for epilogues.
5365 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
5366 * tree-vect-loop.c: include tree-if-conv.h.
5367 (new_loop_vec_info): Add zeroing orig_loop_info field.
5368 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
5369 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
5370 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
5371 using passed argument.
5372 (vect_transform_loop): Check if created epilogue should be returned
5373 for further vectorization with less vf. If-convert epilogue if
5374 required. Print vectorization success for epilogue.
5375 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
5376 if it is required, pass loop_vinfo produced during vectorization of
5377 loop body to vect_analyze_loop.
5378 * tree-vectorizer.h (struct _loop_vec_info): Add new field
5380 (LOOP_VINFO_ORIG_LOOP_INFO): New.
5381 (LOOP_VINFO_EPILOGUE_P): New.
5382 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
5383 (vect_do_peeling): Change prototype to return epilogue.
5384 (vect_analyze_loop): Add argument of loop_vec_info type.
5385 (vect_transform_loop): Return created loop.
5387 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
5389 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
5390 component as used also if LR_REGNO is a live input to the bb.
5391 * df-scan.c (df_get_entry_block_def_set): Return immediately after
5392 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
5393 (df_get_exit_block_use_set): Ditto.
5394 * df.h (df_scan_flags): New enum.
5395 * shrink-wrap.c (try_shrink_wrapping_separate): Set
5396 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
5397 df_update_entry_block_defs and df_update_exit_block_uses
5398 at the start; clear the flag and call those functions at the end.
5400 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5401 Alan Hayward <alan.hayward@arm.com>
5402 David Sherwood <david.sherwood@arm.com>
5404 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
5405 nb_iterations to the number of latch iterations rather than the
5406 number of loop iterations.
5408 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5409 Alan Hayward <alan.hayward@arm.com>
5410 David Sherwood <david.sherwood@arm.com>
5412 * combine.c (maybe_swap_commutative_operands): New function.
5413 (combine_simplify_rtx): Use it.
5414 (change_zero_ext): Likewise.
5415 (make_compound_operation_int): New function, split out of...
5416 (make_compound_operation): ...here. Use
5417 maybe_swap_commutative_operands for both.
5419 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
5421 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
5422 (neon-vfpv3): New FPU, currently an alias for 'neon'.
5423 * arm/arm-tables.opt: Regenerated.
5424 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
5426 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
5427 and 'neon' are aliases for specific implementations.
5429 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5430 Alan Hayward <alan.hayward@arm.com>
5431 David Sherwood <david.sherwood@arm.com>
5433 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
5434 and use it in the final call to gen_rtx_fmt_ee.
5435 (expand_vec_cond_expr): Update accordingly.
5436 (expand_vec_cmp_expr): Likewise.
5438 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5439 Alan Hayward <alan.hayward@arm.com>
5440 David Sherwood <david.sherwood@arm.com>
5442 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
5444 2016-11-16 Richard Biener <rguenther@suse.de>
5447 * gimplify.c (gimplify_function_tree): Do not instrument
5448 GNU extern inline functions.
5450 2016-11-16 Martin Liska <mliska@suse.cz>
5453 * gimplify.c (gimplify_switch_expr): Always save previous
5454 gimplify_ctxp->live_switch_vars.
5456 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5458 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
5459 zero_extract operations to allow a movb to occur.
5460 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
5461 * testsuite/gcc.target/arc/movb-2.c: Likewise.
5462 * testsuite/gcc.target/arc/movb-5.c: Likewise.
5463 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
5466 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5467 Alan Hayward <alan.hayward@arm.com>
5468 David Sherwood <david.sherwood@arm.com>
5470 * expr.c (emit_group_load_1): Tighten check for whether an
5471 access involves only one operand of a CONCAT. Use extract_bit_field
5472 for constants if the bit range does span the whole operand.
5474 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5475 Alan Hayward <alan.hayward@arm.com>
5476 David Sherwood <david.sherwood@arm.com>
5478 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
5480 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5481 Alan Hayward <alan.hayward@arm.com>
5482 David Sherwood <david.sherwood@arm.com>
5484 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
5485 all three iteration counts with an any_* test. Use a single update
5486 for each count. Fix the calculation of nb_iterations_estimate.
5488 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5490 * config/pdp11/pdp11.c: Include dbxout.h.
5492 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5494 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
5496 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5499 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
5500 proper ranges for an SBFX instruction.
5501 (extzv_t2): Likewise for UBFX.
5503 2016-11-16 Richard Biener <rguenther@suse.de>
5505 PR tree-optimization/78348
5506 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
5507 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
5508 (classify_partition): Set PKIND_MEMCPY if dependence analysis
5509 revealed no dependency, PKIND_MEMMOVE otherwise.
5511 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5514 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
5515 it points to non-NULL tree, use it instead of ubsan_create_data.
5516 (instrument_si_overflow): Handle vector signed integer overflow
5518 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
5519 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
5520 vector IFN_UBSAN_CHECK_*.
5521 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
5522 pass it through to ubsan_build_overflow_builtin.
5523 (expand_neg_overflow, expand_mul_overflow): Likewise.
5524 (expand_vector_ubsan_overflow): New function.
5525 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
5526 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
5527 (expand_arith_overflow): Adjust expand_*_overflow callers.
5529 2016-11-16 Matthias Klose <doko@ubuntu.com>
5531 * doc/install.texi: Remove references to java/libjava.
5533 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
5535 * tree-ssa-coalesce.c (register_default_def): Remove
5536 register_ssa_partition.
5537 (create_outofssa_var_map): Likewise.
5538 * tree-ssa-live.c (register_ssa_partition_check): Remove.
5539 * tree-ssa-live.h (register_ssa_partition): Likewise.
5541 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5543 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
5544 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
5545 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
5546 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
5547 rtx when all sub-rtx are also permanent.
5548 (attr_eq): Simplify.
5549 (attr_copy_rtx): Remove.
5550 (make_canonical, get_attr_value): Use attr_equal_p.
5551 (copy_boolean): Rehash NOT.
5552 (simplify_test_exp_in_temp,
5553 optimize_attrs): Remove call to attr_copy_rtx.
5554 (attr_alt_intersection, attr_alt_union,
5555 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
5556 (make_automaton_attrs): Use attr_eq.
5558 2016-11-15 Matthias Klose <doko@ubuntu.com>
5560 * doc/install.texi: Remove references to java/libjava.
5561 * doc/sourcebuild.texi: Likewise.
5562 * doc/invoke.texi: Likewise.
5563 * doc/standards.texi: Likewise.
5565 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5566 Alan Hayward <alan.hayward@arm.com>
5567 David Sherwood <david.sherwood@arm.com>
5569 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
5571 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5572 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5573 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5574 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5575 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5576 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5577 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5579 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5580 Alan Hayward <alan.hayward@arm.com>
5581 David Sherwood <david.sherwood@arm.com>
5583 * dce.c (check_argument_store): Pass the size instead of
5584 the memory reference.
5585 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
5587 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5588 Alan Hayward <alan.hayward@arm.com>
5589 David Sherwood <david.sherwood@arm.com>
5591 * alias.c (canon_rtx): Use simplify_gen_binary.
5593 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5594 Alan Hayward <alan.hayward@arm.com>
5595 David Sherwood <david.sherwood@arm.com>
5597 * rtl.h (load_extend_op): Declare.
5598 * rtlanal.c (load_extend_op): New function.
5599 (nonzero_bits1): Use it.
5600 (num_sign_bit_copies1): Likewise.
5601 * cse.c (cse_insn): Likewise.
5602 * fold-const.c (fold_single_bit_test): Likewise.
5603 (fold_unary_loc): Likewise.
5604 * fwprop.c (free_load_extend): Likewise.
5605 * postreload.c (reload_cse_simplify_set): Likewise.
5606 (reload_cse_simplify_operands): Likewise.
5607 * combine.c (try_combine): Likewise.
5608 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
5609 subreg_lowpart_p checks.
5611 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5612 Alan Hayward <alan.hayward@arm.com>
5613 David Sherwood <david.sherwood@arm.com>
5615 * combine.c (simplify_shift_const_1): Use the number of bits
5616 in the inner mode to determine the range of the shift.
5617 When handling shifts of vectors, skip any rules that apply
5620 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5621 Alan Hayward <alan.hayward@arm.com>
5622 David Sherwood <david.sherwood@arm.com>
5624 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
5627 2016-11-15 Matthias Klose <doko@ubuntu.com>
5629 * doc/install.texi: Remove references to gcj/libjava.
5630 * doc/invoke.texi: Likewise.
5632 2016-11-15 Jeff Law <law@redhat.com>
5634 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
5635 parameter. Callers changed.
5636 (check-subpath_and_update_thread_path): Extracted from
5637 fsm_find_control_statement_thread_paths.
5638 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
5639 (handle_phi, handle_assignment): Allow any constant node, not
5642 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
5644 * config/arc/arc-arch.h: New file.
5645 * config/arc/arc-arches.def: Likewise.
5646 * config/arc/arc-cpus.def: Likewise.
5647 * config/arc/arc-options.def: Likewise.
5648 * config/arc/t-multilib: Likewise.
5649 * config/arc/genmultilib.awk: Likewise.
5650 * config/arc/genoptions.awk: Likewise.
5651 * config/arc/arc-tables.opt: Likewise.
5652 * config/arc/driver-arc.c: Likewise.
5653 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
5654 * common/config/arc/arc-common.c (arc_handle_option): Trace
5656 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
5657 options; check for supported cpu against arc-cpus.def file.
5658 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
5659 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
5660 * config/arc/arc-c.def: Add emacs local variables.
5661 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
5662 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
5663 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
5664 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
5665 (DEFAULT_arc_fpu_build): Define.
5666 (DEFAULT_arc_mpy_option): Define.
5667 * config/arc/arc-protos.h (arc_init): Delete.
5668 * config/arc/arc.c (arc_cpu_name): New variable.
5669 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
5670 (arc_arc700, arc_arc600, arc_arc601): New variable.
5671 (arc_init): Add static; remove selection of default tune value,
5672 cleanup obsolete error messages.
5673 (arc_override_options): Make use of .def files for selecting the
5674 right cpu and option configurations.
5675 * config/arc/arc.h (stdbool.h): Include.
5676 (TARGET_CPU_DEFAULT): Define.
5677 (CPP_SPEC): Remove mcpu=NPS400 handling.
5678 (arc_cpu_to_as): Declare.
5679 (EXTRA_SPEC_FUNCTIONS): Define.
5680 (OPTION_DEFAULT_SPECS): Likewise.
5681 (ASM_DEFAULT): Remove.
5682 (ASM_SPEC): Use arc_cpu_to_as.
5683 (DRIVER_SELF_SPECS): Remove deprecated options.
5684 (arc_base_cpu): Declare.
5685 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
5686 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
5688 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
5689 * config/arc/arc.md (attr_cpu): Remove.
5690 * config/arc/arc.opt (mno-mpy): Deprecate.
5691 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
5692 (mcpu=ARCHS): Remove.
5693 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
5695 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
5696 (arc_fpu): Use new defines.
5697 (mpy-option): Change to use numeric or string like inputs.
5698 * config/arc/t-arc (driver-arc.o): New target.
5699 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
5700 * config/arc/t-arc-newlib: Delete.
5701 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
5702 * doc/invoke.texi (ARC): Update arc options.
5704 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
5706 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
5707 insn at the beginning of the constant pool.
5708 (mips_insert_insn_pseudos): New function.
5709 (mips_machine_reorg2): Call it.
5710 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
5711 UNSPEC_INSN_PSEUDO enum values.
5712 (insn_pseudo, consttable): New insns.
5714 2016-11-15 Michael Matz <matz@suse.de>
5716 PR missed-optimization/77881
5717 * combine.c (simplify_comparison): Remove useless subregs
5718 also inside the loop, not just after it.
5719 (make_compound_operation): Recognize some subregs as being
5722 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5723 Alan Hayward <alan.hayward@arm.com>
5724 David Sherwood <david.sherwood@arm.com>
5726 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
5729 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5731 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
5732 for using xxinsertw and vinsert{b,h} on ISA 3.0.
5734 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
5735 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
5736 vinsert{b,h} on ISA 3.0.
5738 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
5740 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
5741 and cmpnop in two steps: first the ones not accessed in original gimple
5742 expression in a endian independent way and then the ones not accessed
5743 in the final result in an endian-specific way.
5744 (bswap_replace): Stop doing big endian adjustment.
5746 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
5748 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
5749 (*ashl<mode>3_doubleword): Ditto.
5751 2016-11-14 Martin Liska <mliska@suse.cz>
5753 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
5755 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
5756 Richard Biener <rguenther@suse.de>
5758 * doc/invoke.texi (fgimple): Document.
5759 * dumpfile.h (TDF_GIMPLE): Add.
5760 * dumpfile.c (dump_options): Add gimple.
5761 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
5763 (dump_gimple_label): Likewise.
5764 (dump_gimple_phi): Likewise.
5765 (dump_gimple_bb_header): Likewise.
5766 (dump_phi_nodes): Likewise.
5767 (pp_cfg_jump): Likewise. Pass in dump flags.
5768 (dump_implicit_edges): Adjust.
5769 * passes.c (pass_init_dump_file): Do not dump function header
5771 * tree-cfg.c (dump_function_to_file): Dump function return type
5772 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
5774 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
5775 (dump_generic_node): Likewise.
5776 * function.h (struct function): Add pass_startwith member.
5777 * passes.c (execute_one_pass): Implement startwith.
5778 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
5779 and assign proper version for parsed ssa names.
5780 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
5781 * internal-fn.c (expand_PHI): New function.
5782 * internal-fn.h (expand_PHI): Declared here.
5783 * internal-fn.def: New defination for PHI.
5784 * tree-cfg.c (lower_phi_internal_fn): New function.
5785 (build_gimple_cfg): Call it.
5786 (verify_gimple_call): Condition for passing label as arg in internal
5788 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
5789 present PHIs with arguments.
5791 2016-11-14 Martin Liska <mliska@suse.cz>
5794 * common.opt: Add prefer-atomic as a new enum value for
5796 * coretypes.h: Likewise.
5797 * doc/invoke.texi: Document the new option value.
5798 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
5799 * tree-profile.c (tree_profiling): Select default value
5800 of -fprofile-update when 'prefer-atomic' is selected.
5802 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5804 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
5805 (cortex_a57_alu_shift): ...here.
5807 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5809 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
5811 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5812 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
5813 (<optab>si3_insn_uxtw): Likewise.
5814 (<optab><mode>3_insn): Likewise.
5815 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
5816 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
5817 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
5818 (<optab><mode>): Likewise.
5819 (insv<mode>): Likewise.
5820 (andim_ashift<mode>_bfiz): Likewise.
5821 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
5822 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
5823 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
5824 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
5825 (exynos_m1_alu_p): Likewise.
5826 * config/arm/types.md: Add bfx.
5827 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
5829 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5831 * config/aarch64/aarch64.c (cortexa57_vector_cost):
5832 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
5834 2016-11-14 Richard Biener <rguenther@suse.de>
5836 PR tree-optimization/78312
5837 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
5838 flow-sensitive info.
5840 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
5843 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
5844 * config/avr/avr.opt (-mabsdata): New option.
5845 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
5846 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
5847 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
5848 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
5849 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
5850 spec depending on AVR_ISA_LDS.
5851 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
5853 2016-11-13 Jakub Jelinek <jakub@redhat.com>
5855 * match.pd: Don't try to compare addresses of variables with
5858 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
5860 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
5861 (propagate_vr_accross_jump_function): Handle unary expressions.
5862 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5863 (load_from_param_1): New.
5864 (load_from_unmodified_param): Factor common part into load_from_param_1.
5865 (load_from_param): New.
5866 (compute_complex_assign_jump_func): Handle unary expressions.
5867 (update_jump_functions_after_inlining): Likewise.
5868 (ipa_write_jump_function): Likewise.
5869 (ipa_read_jump_function): Likewise.
5871 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5874 * doc/invoke.texi: Document Wrestrict.
5875 * pretty-print.c (pp_format): Add case for "Z" specifier.
5876 (test_pp_format): Test "Z" specifier.
5878 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
5880 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
5881 original function needs a static chain.
5883 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
5886 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
5889 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
5892 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
5893 return early if !optional_tbtab.
5895 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
5897 PR rtl-optimization/59461
5898 * doc/rtl.texi (paradoxical subregs): Add missing word.
5899 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
5900 in modes with precision larger than that of last_set_mode.
5901 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
5902 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
5903 REGs to paradoxical SUBREGs.
5904 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
5905 larger than a word before invoking LOAD_EXTEND_OP on it.
5907 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5910 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
5911 element order for little endian ordering.
5913 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
5914 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
5917 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
5920 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
5921 when calculating operand 2.
5922 (rotate to rotatex zext splitter): Ditto.
5924 2016-11-11 Jeff Law <law@redhat.com>
5926 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
5928 (stmt_uses_name_in_undefined_way): New function, extracted from
5929 find_implicit_erroneous_behavior and extended for div/mod case.
5930 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
5931 find_explicit_erroneous_behavior and extended for div/mod case.
5932 (find_implicit_erroneous_behavior): Use new helper function.
5933 (find_explicit_erroneous_behavior): Use new helper function.
5935 2016-11-11 Richard Biener <rguenther@suse.de>
5937 PR tree-optimization/71575
5938 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
5941 2016-11-11 Richard Biener <rguenther@suse.de>
5944 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
5945 about uninitialized destination arg of BIT_INSERT_EXPR.
5947 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
5950 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
5951 terminology. Expand to remove ambiguity.
5953 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
5955 PR rtl-optimization/78232
5956 * combine.c (try_combine): Add a big comment about why reusing i2dest
5958 (change_zero_ext): Do not call simplify_gen_binary, do the
5959 simplifications manually.
5961 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
5963 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
5964 enable HImode and QImode to go in vector registers by default if
5965 the -mvsx-small-integer option is enabled.
5966 (rs6000_secondary_reload_simple_move): Likewise.
5967 (rs6000_preferred_reload_class): Don't force integer constants to
5968 be loaded into vector registers that we can easily make into
5969 memory (or being created in the GPRs and moved over with direct move).
5970 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
5971 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
5972 vector extraction on ISA 3.0 when the scalar integer can be
5973 allocated in vector registers. Generate the VEC_SELECT directy,
5974 and don't use UNSPEC's to avoid having the scalar type in a vector
5975 register. Make the expander target registers, and let the
5976 combiner fold in results storing to memory, if the machine
5978 (vsx_extract_<mode>_di): Likewise.
5979 (vsx_extract_<mode>_p9): Likewise.
5980 (vsx_extract_<mode>_di_p9): Likewise.
5981 (vsx_extract_<mode>_store_p9): Likewise.
5982 (vsx_extract_si): Likewise.
5983 (vsx_extract_<mode>_p8): Likewise.
5984 (p9_lxsi<wd>zx): Delete, no longer used.
5985 (p9_stxsi<wd>x): Likewise.
5986 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
5987 integers in vector registers for ISA 3.0.
5988 (QHI): Update comment.
5989 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
5990 vector extract instructions in sign/zero extend.
5991 (zero_extendhi<mode>): Likewise.
5992 (extendqi<mode>): Likewise.
5993 (extendhi<mode>2): Likewise.
5994 (HImode splitter for load/sign extend in vector register): Likewise.
5995 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
5996 optimizing floating point conversions to/from small data types and
5997 rewrite it to support QImode/HImode being allowed in vector
5998 registers on ISA 3.0.
5999 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
6000 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
6001 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
6002 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
6003 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
6004 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
6005 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
6006 VSPLITISW on ISA 2.07.
6007 (movhi_internal): Combine movhi_internal and movqi_internal into
6008 one mov<mode>_internal with an iterator. Add support for QImode
6009 and HImode being allowed in vector registers. Make large number
6010 of attributes and constraints easier to read.
6011 (movqi_internal): Likewise.
6012 (mov<mode>_internal): Likewise.
6013 (movdi_internal64): Fix constraint to allow loading -16..15 with
6014 VSPLITISW on ISA 2.07.
6015 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
6018 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
6020 PR rtl-optimization/78241
6021 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
6022 but emit initial peel copy if niter expr is not reliable.
6024 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
6026 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
6027 (maybe_record_trace_start): If the CFI is different on the new and
6028 old paths, print out both to the dump file before ICEing.
6030 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
6032 * target.def (additional_allocno_class_p): New.
6033 * hooks.h (hook_bool_reg_class_t_false): New prototype.
6034 * hooks.c (hook_bool_reg_class_t_false): New.
6035 * ira.c (setup_allocno_and_important_classes): Use the new hook.
6036 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
6037 * doc/tm.texi: Update.
6039 2016-11-10 Jason Merrill <jason@redhat.com>
6041 * gengtype.c (new_structure): Append to structures list.
6042 (find_structure): Likewise.
6044 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
6046 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
6047 this_dir is 2. Check for this_dir non-zero before dir != this_dir
6050 2016-11-10 Jakub Jelinek <jakub@redhat.com>
6052 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
6053 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
6055 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
6056 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
6057 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
6058 teams distribute parallel for simd even to distribute and teams
6059 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
6060 OMP_CLAUSE_DEPEND_SINK case.
6061 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
6062 (omp_no_lastprivate): Removed.
6063 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
6064 (gimplify_omp_for): Likewise.
6065 (computable_teams_clause): Fail for automatic vars from current
6066 function not yet seen in bind expr.
6067 * langhooks.c (lhd_omp_scalar_p): New function.
6068 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
6069 * varpool.c (varpool_node::get_create): Set node->offloading
6070 even for DECL_EXTERNAL decls.
6071 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
6072 (LANG_HOOKS_OMP_SCALAR_P): Define.
6073 (LANG_HOOKS_DECLS): Use it.
6075 2016-11-10 Martin Liska <mliska@suse.cz>
6078 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
6079 only when SWITCH_BODY is a BIND_EXPR.
6081 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
6084 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
6085 on the context only when it has no DIE yet.
6087 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
6089 * arm.h (target_cpus): Delete.
6090 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
6091 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
6092 (all_architectures): Likewise.
6093 (arm_option_override): Adjust use of CPU enums.
6094 (arm_sched_reorder): Likewise.
6095 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
6096 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
6097 * arm/genopt.sh (processor_type): Prefix enumeration entries with
6099 * arm-tables.opt: Regenerated.
6101 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
6103 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
6105 * config/aarch64/aarch64-tune.md: Regenerated.
6106 * config/arm/arm-cores.def (falkor): New core.
6107 * config/arm/arm-tables.opt: Regenerated.
6108 * config/arm/arm-tune.md: Regenerated.
6109 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
6110 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
6111 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
6112 (ARM Options/-mtune): Likewise.
6114 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
6117 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6119 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6120 (propagate_vr_accross_jump_function): Likewise.
6121 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6122 (load_from_param_1): New.
6123 (load_from_unmodified_param): Factor common part into load_from_param_1.
6124 (load_from_param): New.
6125 (compute_complex_assign_jump_func): Handle unary expressions.
6126 (ipa_write_jump_function): Likewise.
6127 (ipa_read_jump_function): Likewise.
6129 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
6131 * simplify-rtx.c (simplify_binary_operation_1): Simplify
6132 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
6133 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
6136 2016-11-09 David Malcolm <dmalcolm@redhat.com>
6138 * print-rtl-function.c: Include varasm.h.
6139 (print_any_param_name): New function.
6140 (print_param): New function.
6141 (print_rtx_function): Call print_param for each argument.
6142 * print-rtl.c (rtx_writer::finish_directive): New function.
6143 * print-rtl.h (rtx_writer::finish_directive): New decl.
6145 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
6148 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
6149 operand 0 as earlyclobber.
6150 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
6152 2016-11-09 Martin Liska <mliska@suse.cz>
6154 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
6156 2016-11-09 Jakub Jelinek <jakub@redhat.com>
6159 * builtins.c (expand_builtin_memcmp): Formatting fix.
6161 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
6162 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
6163 or of them, renumber other enumerators.
6164 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
6165 * doc/invoke.texi: Document -fsanitize=shift-base and
6166 -fsanitize-shift-exponent, document -fsanitize=shift as
6167 having those 2 suboptions.
6169 2016-11-09 Richard Biener <rguenther@suse.de>
6171 * fold-const.c (tree_swap_operands_p): Remove unused arg.
6172 * fold-const.c (tree_swap_operands_p): Likewise.
6173 (fold_binary_loc): Adjust.
6174 (fold_ternary_loc): Likewise.
6175 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
6176 * gimple-fold.c (fold_stmt_1): Likewise.
6177 * gimple-match-head.c (gimple_resimplify2): Likewise.
6178 (gimple_resimplify3): Likewise.
6179 (gimple_simplify): Likewise.
6180 * tree-ssa-dom.c (record_equality): Likewise.
6181 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
6182 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
6183 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
6185 2016-11-09 Richard Biener <rguenther@suse.de>
6187 * tree-ssa-dom.c (canonicalize_comparison): Remove.
6188 (optimize_stmt): Remove redundant pre-propagation canonicalization
6189 of comparison operand order.
6191 2016-11-09 Martin Liska <mliska@suse.cz>
6193 * fold-const-call.c (fold_const_call): Fix the folding.
6195 2016-11-09 Richard Biener <rguenther@suse.de>
6197 * common.opt (flag_evaluation_order): Remove.
6198 * expr.c (expand_operands): Remove code guarded by
6199 flag_evaluation_order.
6200 * fold-const.c (reorder_operands_p): Remove, it always returns
6202 (negate_expr_p): Remove calls to reorder_operands_p.
6203 (fold_negate_expr): Likewise.
6204 (tree_swap_operands_p): Likewise.
6205 (fold_binary_loc): Likewise.
6207 2016-11-09 Andreas Schwab <schwab@suse.de>
6210 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
6211 insns operating on a register.
6213 2016-11-09 Richard Biener <rguenther@suse.de>
6215 PR tree-optimization/78007
6216 * tree-vect-stmts.c (vectorizable_bswap): New function.
6217 (vectorizable_call): Call vectorizable_bswap for
6218 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
6220 2016-11-09 Richard Biener <rguenther@suse.de>
6222 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
6223 Look at the DR_BASE_ADDRESS object for forcing alignment.
6225 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6227 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6228 (propagate_vr_accross_jump_function): Likewise.
6229 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6230 (load_from_param_1): New.
6231 (load_from_unmodified_param): Factor common part into load_from_param_1.
6232 (load_from_param): New.
6233 (compute_complex_assign_jump_func): Handle unary expressions.
6234 (ipa_write_jump_function): Likewise.
6235 (ipa_read_jump_function): Likewise.
6237 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6240 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
6241 Also fold constant passed as argument while computing value range.
6242 (propagate_constants_accross_call): Pass param type.
6243 * ipa-prop.c: export ipa_get_callee_param_type.
6244 * ipa-prop.h: export ipa_get_callee_param_type.
6246 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
6248 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
6249 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
6251 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
6253 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
6254 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
6255 ASAN_STACK_MAGIC_MIDDLE.
6256 (asan_global_struct): Increase the size of fields.
6257 (asan_add_global): Add new field constructor.
6258 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
6259 __asan_version_mismatch_check_v8.
6261 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
6263 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
6266 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
6269 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
6270 Handle ASHIFT and LSHIFTRT.
6271 (dimode_scalar_chain::compute_convert_gain): Ditto.
6272 (dimode_scalar_chain::convert_insn): Ditto.
6274 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6276 * gimple-ssa-store-merging.c: Include selftest.h
6277 (verify_array_eq): New function.
6278 (verify_shift_bytes_in_array): Likewise.
6279 (verify_shift_bytes_in_array_right): Likewise.
6280 (verify_clear_bit_region): Likewise.
6281 (verify_clear_bit_region_be): Likewise.
6282 (store_merging_c_tests): Likewise.
6283 * selftest.h (store_merging_c_tests): Declare prototype.
6284 * selftest-run-tests.c (selftest::run_tests): Run
6285 store_merging_c_tests.
6287 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6289 * config/arm/arm.opt (mold-rtx-costs): Delete.
6290 (mnew-generic-costs): Delete.
6291 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
6292 * config/arm/arm.c (arm_rtx_costs_1): Delete.
6293 (arm_size_rtx_costs): Likewise.
6294 (arm_slowmul_rtx_costs): Likewise.
6295 (arm_fastmul_rtx_costs): Likewise.
6296 (arm_xscale_rtx_costs): Likewise.
6297 (arm_9e_rtx_costs): Likewise.
6298 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
6299 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
6300 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
6301 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
6302 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
6303 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
6304 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
6305 arm_cortex_m7_tune):
6306 Delete rtx_costs field.
6307 (arm_new_rtx_costs): Rename to...
6308 (arm_rtx_costs_internal): ... This.
6309 (arm_rtx_costs): Remove old way of doing rtx costs.
6311 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6313 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
6314 (arm_fastmul_tune): Likewise.
6315 (arm_strongarm_tune): Likewise.
6316 (arm_xscale_tune): Likewise.
6317 (arm_9e_tune): Likewise.
6318 (arm_marvell_pj4_tune): Likewise.
6319 (arm_v6t2_tune): Likewise.
6320 (arm_v6m_tune): Likewise.
6321 (arm_fa726te_tune): Likewise.
6323 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6325 PR tree-optimization/78234
6326 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
6329 2016-11-08 Martin Liska <mliska@suse.cz>
6332 * dbgcnt.def: Add new debug counter asan_use_after_scope.
6333 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
6334 with a value expr. Do not add artificial variables to
6335 live_switch_vars. Use the debug counter.
6336 (gimplify_target_expr): Use the debug counter.
6337 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
6338 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
6339 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
6341 2016-11-08 Richard Biener <rguenther@suse.de>
6343 * tree-vect-stmts.c (get_group_load_store_type): If the
6344 access is aligned do not trigger peeling for gaps.
6345 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
6346 force alignment of vars with DECL_USER_ALIGN.
6348 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
6350 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
6352 2016-11-08 Richard Biener <rguenther@suse.de>
6354 PR tree-optimization/78205
6355 * tree-vect-stmts.c (vectorizable_load): Move check whether
6356 we may run into gaps when BB vectorizing SLP permutations ...
6357 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
6358 here where we can do a more precise check.
6360 2016-11-08 Richard Biener <rguenther@suse.de>
6362 PR tree-optimization/78224
6363 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
6364 Split the fallthru edge in case its successor may have PHIs.
6365 Do not free dominance info.
6367 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6370 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6371 EH info even for bzhi and pdep/pext.
6373 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
6375 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
6376 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
6378 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
6380 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
6382 * config/rs6000/vector.md (div<mode>3): Ditto.
6384 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
6386 * configure.ac (.hidden): Change to conftest_s string. Provide string
6388 (gcc_cv_ld_hidden): Yes for AIX.
6389 * configure: Regenerate.
6391 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
6393 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
6394 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
6395 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
6396 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
6397 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
6398 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
6400 (rs6000_xcoff_visibility): New.
6401 (rs6000_xcoff_declare_function_name): Add visibility support.
6402 (rs6000_xcoff_asm_globalize_decl_name): New.
6403 (rs6000_xcoff_asm_output_aligned_decl_common): New.
6404 (rs6000_asm_weaken_decl): New.
6405 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
6406 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
6409 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
6412 * incpath.c (remove_dup): Also silently ignore EPERM.
6414 2016-11-07 Martin Jambor <mjambor@suse.cz>
6416 * tree.c (verify_type_variant): Use pointer comparison to check that
6417 TYPE_SIZE_UNIT match.
6419 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6422 * dse.c (dse_step5): Call scan_reads even if just
6423 insn_info->frame_read. Improve and fix dump file messages.
6426 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
6427 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
6429 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6432 * match.pd: Add following two patterns:
6433 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
6434 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
6436 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
6438 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
6439 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
6440 * rtl.h (duplicate_reg_notes): Declare.
6441 * rtlanal.c (duplicate_reg_note): New function.
6443 PR rtl-optimization/77309
6444 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
6445 don't assume an equality comparison for plain COMPARE.
6446 (simplify_comparison): Pass a more accurate code to
6447 make_compound_operation.
6449 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
6451 * target.def (compute_pressure_classes): New target hook.
6452 * doc/tm.texi.in: Document it.
6453 * doc/tm.texi: Regenerate.
6454 * ira.c (setup_pressure_classes): Call target hook if defined.
6456 2016-11-07 David Malcolm <dmalcolm@redhat.com>
6458 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
6460 (rtx_writer::print_rtx): In compact mode, omit trailing operands
6461 that have the default values.
6462 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
6464 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
6465 label string from expected dump.
6466 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
6469 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6472 * alias.c (nonoverlapping_memrefs_p): If one decl is
6473 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
6475 2016-11-07 Richard Biener <rguenther@suse.de>
6478 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6481 2016-11-07 Richard Biener <rguenther@suse.de>
6483 PR tree-optimization/78218
6484 * gimple-ssa-store-merging.c
6485 (pass_store_merging::terminate_all_aliasing_chains):
6486 Drop unused argument, fix alias check to also consider uses.
6487 (pass_store_merging::execute): Adjust.
6489 2016-11-07 Richard Biener <rguenther@suse.de>
6491 PR tree-optimization/78228
6492 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
6495 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6498 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
6499 aarch64_simd_shift_imm_<mode> predicate for operand 1.
6500 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
6501 to restrict them to an appropriate range and add FAIL check if the
6502 region they specify is out of range. Delete useless constraint
6504 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
6505 2 and 3 to restrict their range and add pattern predicate.
6507 2016-11-07 Martin Liska <mliska@suse.cz>
6509 * asan.c (enum asan_check_flags): Move the enum to header file.
6510 (asan_init_shadow_ptr_types): Make type creation more generic.
6511 (shadow_mem_size): New function.
6512 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
6513 Rewritten stack unpoisoning code.
6514 (build_shadow_mem_access): Add new argument return_address.
6515 (instrument_derefs): Instrument local variables if use after scope
6516 sanitization is enabled.
6517 (asan_store_shadow_bytes): New function.
6518 (asan_expand_mark_ifn): Likewise.
6519 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
6520 * asan.h (enum asan_mark_flags): Moved here from asan.c
6521 (asan_protect_stack_decl): Protect all declaration that need
6523 (asan_sanitize_use_after_scope): New function.
6524 (asan_no_sanitize_address_p): Likewise.
6525 * cfgexpand.c (partition_stack_vars): Consider
6526 asan_sanitize_use_after_scope in condition.
6527 (expand_stack_vars): Likewise.
6528 * common.opt (-fsanitize-address-use-after-scope): New option.
6529 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
6530 Explain the parameter.
6531 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
6532 * gimplify.c (build_asan_poison_call_expr): New function.
6533 (asan_poison_variable): Likewise.
6534 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
6535 variables that have address taken.
6536 (gimplify_decl_expr): Likewise.
6537 (gimplify_target_expr): Likewise for C++ temporaries.
6538 (sort_by_decl_uid): New function.
6539 (gimplify_expr): Unpoison all variables for a label we can jump
6540 from outside of a scope.
6541 (gimplify_switch_expr): Unpoison variables defined in the switch
6543 (gimplify_function_tree): Clear asan_poisoned_variables.
6544 (asan_poison_variables): New function.
6545 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
6546 * internal-fn.c (expand_ASAN_MARK): New function.
6547 * internal-fn.def (ASAN_MARK): Declare.
6548 * opts.c (finish_options): Handle -fstack-reuse if
6549 -fsanitize-address-use-after-scope is enabled.
6550 (common_handle_option): Enable address sanitization if
6551 -fsanitize-address-use-after-scope is enabled.
6552 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
6554 * params.h: Likewise.
6555 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
6556 * sanitizer.def: Define __asan_poison_stack_memory and
6557 __asan_unpoison_stack_memory functions.
6558 * asan.c (asan_mark_poison_p): New function.
6559 (transform_statements): Handle asan_mark_poison_p calls.
6560 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
6562 2016-11-07 Tamar Christina <tamar.christina@arm.com>
6565 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
6567 2016-11-07 Martin Liska <mliska@suse.cz>
6569 * tree-profile.c (gimple_gen_time_profiler): Set proper type
6570 to time_profiler_counter_ptr.
6572 2016-11-07 Richard Biener <rguenther@suse.de>
6574 PR tree-optimization/37150
6575 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
6577 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
6578 (vect_analyze_slp_cost_1): Account for the real number of
6579 permutations emitted and for dead loads.
6580 (vect_transform_slp_perm_load): Add n_perms parameter counting
6581 the number of emitted permutations.
6582 * tree-vect-stmts.c (vectorizable_load): Adjust.
6584 2016-11-07 Richard Biener <rguenther@suse.de>
6586 PR tree-optimization/78189
6587 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
6588 alignment computation.
6590 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
6592 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
6594 2016-11-05 Martin Sebor <msebor@redhat.com>
6596 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
6599 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
6603 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
6605 2016-11-04 Jakub Jelinek <jakub@redhat.com>
6608 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
6609 doesn't have rtl set.
6611 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6613 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
6614 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
6615 rs6000_gimple_fold_builtin.
6616 (rs6000_gimple_fold_builtin): New function. Add handling for
6617 early expansion of vector addition builtins.
6619 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6621 * expr.h (copy_blkmode_from_reg): Delete.
6622 * expr.c (copy_blkmode_from_reg): Make static.
6624 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6626 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
6627 * combine.c (LOAD_EXTEND_OP): Delete.
6628 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
6629 * cse.c (LOAD_EXTEND_OP): Delete.
6630 * fold-const.c (LOAD_EXTEND_OP): Likewise.
6631 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
6632 * postreload.c (LOAD_EXTEND_OP): Delete.
6633 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
6634 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
6635 (find_reloads): Likewise.
6636 * reload1.c (eliminate_regs_1): Likewise.
6637 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
6638 (num_sign_bit_copies1): Likewise.
6640 2016-11-04 David Malcolm <dmalcolm@redhat.com>
6642 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
6643 (selftest::ix86_test_dumping_hard_regs): New function.
6644 (selftest::ix86_run_selftests): New function.
6645 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
6646 selftest::ix86_run_selftests.
6647 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
6648 * doc/tm.texi: Regenerate
6649 * selftest-rtl.h: New file.
6650 * rtl-tests.c: Include "selftest-rtl.h".
6651 (selftest::assert_rtl_dump_eq): Make non-static.
6652 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
6653 (selftest::test_dumping_regs): Update comment.
6654 * selftest-run-tests.c: Include "target.h".
6655 (selftest::run_tests): If non-NULL, call
6656 targetm.run_target_selftests.
6657 * target.def (run_target_selftests): New hook.
6659 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6661 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
6662 representative core for this architecture.
6663 * config/arm/arm-cores.def (cortex-m33): Define new processor.
6664 * config/arm/arm-tables.opt: Regenerate.
6665 * config/arm/arm-tune.md: Likewise.
6666 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
6667 valid -mcpu options.
6668 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
6670 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6672 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
6673 representative core for this architecture.
6674 * config/arm/arm-cores.def (cortex-m23): Define new processor.
6675 * config/arm/arm-tables.opt: Regenerate.
6676 * config/arm/arm-tune.md: Likewise.
6677 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
6678 this tuning parameters apply to in the comment.
6679 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
6680 valid -mcpu options.
6681 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
6683 2016-11-04 Bin Cheng <bin.cheng@arm.com>
6685 * fold-const.c (fold_cond_expr_with_comparison): Remove call
6686 to pedantic_non_lvalue_loc. Remove useless code for lvalue
6687 where cond_expr can't be a lvalue.
6689 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
6691 * config/arc/arc.c (arc_process_double_reg_moves): Use
6693 * config/arc/arc.md (movsi_insn): Disable unsupported move
6694 instructions for ARCv2 cores.
6695 (movdi): Use prepare_move_operands.
6696 (movsf, movdf): Use move_dest_operand predicate.
6697 * config/arc/constraints.md (Chs): Enable when barrel shifter is
6699 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
6700 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
6702 (dexcl_3op_peep2_insn_nores): Likewise.
6703 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
6704 (LINK_COMMAND_SPEC): Remove.
6706 2016-11-04 Richard Biener <rguenther@suse.de>
6709 * loop-invariant.c (find_exits): Record entering inner
6710 loops as possibly exiting to handle infinite sub-loops.
6711 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
6712 (fill_always_executed_in_1): Honor infinite child loops.
6714 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6717 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
6718 has already been adjusted for endianness, so don't adjust it any
6722 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
6723 ICmode unless we have standard PowerPC floating point.
6724 * config/rs6000/rs6000.md (FP iterator): Likewise.
6725 (FMOVE128 iterator): Likewise.
6727 2016-11-03 Jakub Jelinek <jakub@redhat.com>
6728 Alexandre Oliva <aoliva@redhat.com>
6729 Jason Merrill <jason@redhat.com>
6733 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
6735 * langhooks.c (lhd_type_dwarf_attribute): New function.
6736 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
6737 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
6738 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
6739 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
6740 (check_qualified_type, check_aligned_type): Call it.
6741 * dwarf2out.c (modified_type_die): Don't use type_main_variant
6742 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6743 check_base_type and check_lang_type.
6744 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
6745 return early. For pointer-to-data-member add DW_AT_use_location
6747 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
6749 (gen_type_die_with_usage): Don't use type_main_variant
6750 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6751 check_base_type and check_lang_type. Formatting fixes. Call
6752 get_debug_type langhook.
6754 2016-11-03 Jason Merrill <jason@redhat.com>
6756 * tree.c (check_lang_type): New.
6757 (check_qualified_type): Use it.
6758 (check_aligned_type): Use it.
6759 * tree.h: Declare it.
6761 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
6763 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
6764 (arm*-freebsd*): Likewise.
6765 (arm*-*-netbsdelf*): Likewise.
6766 (arm*-*-linux*): Likewise.
6767 (arm*-*-uclinux*eabi*): Likewise.
6768 (arm*-*-phoenix*): Likewise.
6769 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
6770 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
6771 specified. Default to arm6 if target_cpu_cname is not set.
6772 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
6773 default cpu has been correctly configured.
6774 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
6775 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
6776 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
6777 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
6778 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6779 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
6780 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6782 2016-11-03 Jiong Wang <jiong.wang@arm.com>
6784 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
6785 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
6786 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
6787 (output_cfa_loc): Support DW_CFA_val_expression.
6788 (output_cfa_loc_raw): Likewise.
6789 (output_cfi): Likewise.
6790 (output_cfi_directive): Likewise.
6791 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
6792 (dw_cfi_oprnd2_desc): Likewise.
6793 (mem_loc_descriptor): Recognize new pattern generated for value
6796 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
6798 PR rtl-optimization/78186
6799 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
6800 well, when converting to IOR.
6802 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
6804 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
6805 (vec_interleave_highv8qi): Likewise.
6807 2016-11-03 Martin Liska <mliska@suse.cz>
6809 * profile.c (instrument_values): Fix coding style.
6810 (branch_prob): Use renamed function.
6811 * tree-profile.c (init_ic_make_global_vars): Likewise.
6812 (gimple_init_edge_profiler): Rename to
6813 gimple_init_gcov_profiler.
6814 tree_time_profiler_counter variable declaration.
6815 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
6817 * value-prof.h: Remove an argument.
6819 2016-11-03 Richard Biener <rguenther@suse.de>
6821 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
6822 symtab_node::get_create.
6824 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6826 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
6827 Move comments into more natural position.
6829 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
6831 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
6832 (PTRDIFF_TYPE): Define as int.
6834 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6836 * ccmp.c (expand_ccmp_expr_1): Adjust.
6837 (expand_ccmp_expr): Likewise.
6838 (expand_ccmp_next): Likewise.
6839 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
6840 (aarch64_gen_ccmp_first): Likewise.
6841 * doc/tm.texi: Regenerate.
6842 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
6843 (gen_ccmp_next): Likewise.
6845 2016-11-03 Bin Cheng <bin.cheng@arm.com>
6847 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
6848 (vect_is_simple_reduction): Swap cond_reduction by inversion.
6850 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
6852 * config/i386/i386.c (ix86_init_libfuncs): New. Call
6853 darwin_rename_builtins here.
6854 (ix86_expand_divmod_libfunc): New.
6855 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
6856 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
6858 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
6859 Nathan Sidwell <nathan@acm.org>
6861 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
6863 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
6865 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
6867 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
6868 to format MODE_INT and MODE_PARTIAL_INT literals.
6870 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
6873 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
6874 NULL if TARGET_SPE_ABI.
6876 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6878 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
6879 clear padding bits even when they're less than a byte.
6881 2016-11-02 Richard Biener <rguenther@suse.de>
6883 * gimple-ssa-store-merging.c: Include gimplify-me.h.
6884 (imm_store_chain_info::output_merged_stores): Force base_addr
6885 to be proper GIMPLE for a MEM_REF address.
6886 (pass_store_merging::execute): Restrict negative bitpos
6887 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
6888 check. Take into account non-NULL_TREE offset if the base
6889 is already addressable.
6891 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
6893 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
6895 (aarch64_be_crypto_sha1hv4si): New pattern.
6897 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
6899 * config/aarch64/aarch64.md (add<mode>3): Remove
6900 redundant code. Don't split frame based additions.
6902 2016-11-02 Richard Biener <rguenther@suse.de>
6904 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
6905 redundant val and dest members.
6906 (store_immediate_info::store_immediate_info): Adjust.
6907 (merged_store_group::merged_store_group): Adjust.
6908 (merged_store_group::apply_stores): Likewise.
6909 (struct imm_store_chain_info): Add base_addr field.
6910 (imm_store_chain_info::imm_store_chain_info): New constructor.
6911 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
6912 (imm_store_chain_info::output_merged_store): Likewise. Use
6913 addr_base which is already the address.
6914 (imm_store_chain_info::output_merged_stores): Likewise.
6915 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
6916 imm_store_chain_info instead of base. Fix alias check.
6917 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
6918 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
6919 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
6920 use the address of the base and adjust for other changes.
6922 2016-11-02 Martin Liska <mliska@suse.cz>
6924 * fold-const-call.c (host_size_t_cst_p): Test whether
6925 t is convertible to size_t.
6927 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6929 PR tree-optimization/78170
6930 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
6931 introduced by native_encode_expr on little-endian as well.
6933 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6935 PR tree-optimization/78162
6936 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
6939 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6941 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
6943 (aarch64_next_callee_save): Likewise.
6944 (aarch64_pushwb_single_reg): Likewise.
6945 (aarch64_gen_storewb_pair): Likewise.
6946 (aarch64_push_regs): Likewise.
6947 (aarch64_gen_loadwb_pair): Likewise.
6948 (aarch64_pop_regs): Likewise.
6949 (aarch64_gen_store_pair): Likewise.
6950 (aarch64_gen_load_pair): Likewise.
6951 (aarch64_save_callee_saves): Likewise.
6952 (aarch64_restore_callee_saves): Likewise.
6954 2016-11-02 Richard Biener <rguenther@suse.de>
6956 PR tree-optimization/78035
6957 PR tree-optimization/77964
6958 * gimple-pretty-print.c (pp_points_to_solution): Print
6959 vars_contains_interposable.
6960 * tree-ssa-alias.c: Include varasm.h.
6961 (ptrs_compare_unequal): Check vars_contains_interposable and
6962 decl_binds_to_current_def_p.
6963 (dump_points_to_solution): Dump vars_contains_interposable.
6964 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
6966 * tree-ssa-structalias.c: Include varasm.h.
6967 (set_uids_in_ptset): Record whether vars contains a
6968 not decl_binds_to_current_def_p variable in vars_contains_interposable.
6969 (ipa_escaped_pt): Update initializer.
6971 2016-11-02 Richard Biener <rguenther@suse.de>
6973 PR tree-optimization/78047
6974 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
6975 fake field at offset zero conservatively regarding to may_have_pointers.
6977 2016-11-02 Richard Biener <rguenther@suse.de>
6979 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
6980 infer_value_range on stmt ops and update value-ranges.
6981 Dump visited stmts and blocks.
6982 (evrp_dom_walker::push_value_range): Dump changes.
6983 (evrp_dom_walker::pop_value_range): Likewise.
6984 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
6986 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6988 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
6990 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
6992 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6994 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
6995 and adjust for that.
6996 * cfgrtl.h (delete_insn_chain): Adjust prototype.
6998 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7000 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
7002 (transcode_memory_rtx): Likewise.
7003 (move_to_acc): Likewise.
7004 (move_from_acc): Likewise.
7005 (move_acc_to_reg): Likewise.
7006 (move_to_x): Likewise.
7007 (move_to_hl): Likewise.
7008 (move_to_de): Likewise.
7009 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
7010 (rs6000_emit_savres_rtx): Likewise.
7011 (rs6000_emit_prologue): Likewise.
7012 * reorg.c (update_reg_unused_notes): Likewise.
7013 * rtl.h (remove_note): Adjust prototype.
7014 * rtlanal.c (remove_note): Make argument type rtx_insn *.
7016 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7018 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
7019 variables so some can be rtx_insn *.
7020 (alpha_emit_xfloating_libcall): Likewise.
7021 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
7022 (mips_legitimize_tls_address): Likewise.
7023 * optabs.c (expand_binop): Likewise.
7024 * reload1.c (gen_reload): Likewise.
7026 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7028 * reorg.c (relax_delay_slots): Split up the trial variable.
7030 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7032 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
7033 of variables rtx_insn *.
7034 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
7035 (legitimize_tls_address): Likewise.
7036 * config/bfin/bfin.c (hwloop_optimize): Likewise.
7037 (bfin_gen_bundles): Likewise.
7038 * config/c6x/c6x.c (reorg_split_calls): Likewise.
7039 (c6x_reorg): Likewise.
7040 * config/frv/frv.c (frv_reorder_packet): Likewise.
7041 * config/i386/i386.c (ix86_split_idivmod): Likewise.
7042 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
7043 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
7044 * config/mn10300/mn10300.c: Likewise.
7045 * config/rl78/rl78.c: Likewise.
7046 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
7047 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
7048 (sh_expand_cmpnstr): Likewise.
7049 (sh_expand_strlen): Likewise.
7050 (sh_expand_setmem): Likewise.
7051 * config/sh/sh.md: Likewise.
7052 * emit-rtl.c (emit_pattern_before): Likewise.
7053 * except.c: Likewise.
7054 * final.c: Likewise.
7057 2016-11-01 Jason Merrill <jason@redhat.com>
7059 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
7060 a COND_EXPR with constant condition.
7062 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7064 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
7065 and its initialization.
7067 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7069 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
7072 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7074 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
7075 argument, don't call add_linkage_name if it is true.
7076 (gen_variable_die): For C++ inline static data members, consider the
7077 initial call when old_die is NULL to be declaration and call
7078 add_name_and_src_coords_attributes in that case with true as
7079 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
7080 (gen_member_die): For C++ inline static data members, emit a
7081 definition DIE right away in DW_TAG_compile_unit context.
7083 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
7086 * config/pa/pa.md: Add new shift/add patterns to handle
7087 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
7089 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
7091 * config/xtensa/xtensa-protos.h
7092 (xtensa_use_return_instruction_p): New prototype.
7093 * config/xtensa/xtensa.c (xtensa_current_frame_size,
7094 xtensa_callee_save_size): Remove.
7095 (struct machine_function): Add new fields: current_frame_size,
7096 callee_save_size, frame_laid_out and epilogue_done.
7097 (compute_frame_size, xtensa_expand_prologue,
7098 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
7099 cfun->machine->callee_save_size and xtensa_current_frame_size
7100 with cfun->machine->current_frame_size.
7101 (compute_frame_size): Update cfun->machine->frame_laid_out and
7102 don't update frame layout after reload completion.
7103 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
7104 instead of zeroing xtensa_current_frame_size.
7105 (xtensa_use_return_instruction_p): New function.
7106 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
7108 (INITIAL_ELIMINATION_OFFSET): Use return value of
7109 compute_frame_size instead of xtensa_current_frame_size value.
7110 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
7111 function xtensa_use_return_instruction_p instead of inline code.
7113 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7115 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
7116 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
7117 * dwarf2out.c (rnglist_idx): New variable.
7118 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
7119 (DEBUG_RNGLISTS_SECTION): Define.
7120 (ranges_base_label): New variable.
7121 (size_of_die) <case dw_val_class_range_list>: If using
7122 DW_FORM_rnglistx, count size of uleb128 of range list index.
7123 (value_format) <case dw_val_class_range_list>: For
7124 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
7125 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
7126 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
7127 (add_ranges_num): Remove useless prototype. Don't multiply
7128 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
7129 for new fields added to dw_ranges struct.
7130 (add_ranges): Add maybe_new_sec argument and pass it
7131 through to add_ranges_num.
7132 (note_rnglist_head): New function.
7133 (add_ranges_by_labels): Pass true as maybe_new_sec to
7134 add_ranges_num, call note_rnglist_head on the head of the list.
7135 (output_ranges): Add function comment. Switch to
7136 .debug_ranges section here and emit .Ldebug_ranges0 label.
7137 (index_rnglists, output_rnglists): New functions.
7138 (gen_subprogram_die): Formatting fixes.
7139 (add_high_low_attributes): Don't divide offsets
7140 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
7141 first list element or when pointing into the middle of
7142 a list. Pass true as second argument to add_ranges on the
7143 first block fragment after cold/hot section switch.
7144 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
7145 section instead of .debug_ranges. Initialize
7146 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
7147 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
7148 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
7149 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
7150 Call output_rnglists for -gdwarf-5.
7151 (dwarf2out_c_finalize): Clear rnglist_idx.
7153 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
7155 * combine.c (simplify_compare_const): Add gcc_fallthrough.
7157 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
7158 Tamar Christina <tamar.christina@arm.com>
7160 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
7161 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
7162 (vmaxnmq_f32): Likewise.
7163 (vminnm_f32): Likewise.
7164 (vminnmq_f32): Likewise.
7165 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
7167 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
7170 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7172 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
7173 binary floating point types supported by the hardware except for
7175 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
7176 vector instruction for optimizing extracting a SImode from a
7177 V4SImode vector and converting it to floating point.
7178 (vsx_xvcvuxwdp_df): Likewise.
7179 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
7180 registers to be any VSX register. Move stores to the end of the
7182 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
7183 to optimize extracting a SImode from a V4SImode vector and
7184 converting it to a binary floating point type supported by the
7185 hardware. Use the vector converts instead of extracting the
7186 element, sign extending it, and then converting it to double.
7187 Other floating point types than double first convert to double,
7188 then the double is converted to that type.
7189 (vsx_extract_si_<uns>float_<mode>): Likewise.
7191 2016-10-31 Andrew Pinski <apinski@cavium.com>
7193 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
7194 Rewrite handling of part num to handle the case where
7195 multiple implementers share the same part num.
7197 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
7198 Jakub Jelinek <jakub@redhat.com>
7200 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
7201 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
7203 2016-10-31 Jakub Jelinek <jakub@redhat.com>
7205 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
7206 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
7207 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
7208 (is_cu_die, is_unit_die): Likewise.
7209 (should_move_die_to_comdat, break_out_comdat_types): Adjust
7210 comments for DWARF5 DW_UT_type units.
7211 (output_compilation_unit_header): Add UT argument, output
7212 start of DWARF5 .debug_info section header.
7213 (output_comp_unit): Add dwo_id argument. Adjust
7214 output_compilation_unit_header caller, for DW_UT_split_compile
7215 emit dwo_id field, otherwise padding1. Emit padding2 field.
7216 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
7217 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
7218 (output_skeleton_debug_sections): Add dwo_id argument, for
7219 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
7220 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
7221 DW_UT_type or DW_UT_split_type units rather than .debug_types.
7222 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
7223 DW_TAG_compile_unit for skeleton unit die. Don't add
7224 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
7225 address to output_comp_unit and output_skeleton_debug_sections.
7227 * dwarf2out.c (debug_line_str_section): New variable.
7228 (debug_line_str_hash): Likewise.
7229 (DEBUG_LINE_STR_SECTION): Define.
7230 (set_indirect_string): Handle DW_FORM_line_strp like
7232 (find_string_form): Fix up formatting.
7233 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
7235 (output_die): Handle DW_FORM_line_strp.
7236 (DWARF5_USE_DEBUG_LINE_STR): Define.
7237 (output_line_string): New function.
7238 (output_file_names): Add -gdwarf-5 support.
7239 (output_line_info): Likewise.
7240 (init_sections_and_labels): Initialize debug_line_str_section.
7241 (output_indirect_string): Change 2nd argument from void *
7242 to enum dwarf_form form, compare with form rather than
7244 (output_indirect_strings): Pass DW_FORM_strp to
7245 output_indirect_string traversion.
7246 (dwarf2out_finish): Output .debug_line_str strings.
7247 (dwarf2out_c_finalize): Clear debug_line_str_section and
7248 debug_line_str_hash.
7250 2016-10-31 Tom Tromey <tom@tromey.com>
7253 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
7254 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
7255 DW_OP_GNU_push_tls_address case.
7256 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
7258 2016-10-31 Jakub Jelinek <jakub@redhat.com>
7260 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
7261 for frame_offset_rel bit.
7262 (struct array_descr_info): Add rank field.
7263 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
7264 and placeholder_seen fields.
7265 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
7266 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
7267 DW_OP_pick 1 into DW_OP_over.
7268 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
7269 gen_variant_part): Clear placeholder_{arg,seen}.
7270 (loc_list_from_tree_1): Drop const from context argument.
7271 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
7272 (loc_list_for_address_of_addr_expr_of_indirect_ref,
7273 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
7275 (add_scalar_info): Drop const from context argument. Handle
7276 context->placeholder_arg.
7277 (add_bound_info): Drop const from context argument.
7278 (gen_descr_array_type_die): Drop const from ctx variable.
7279 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
7280 attribute and use a single DW_TAG_generic_subrange instead of
7281 7 DW_TAG_subrange_type for assumed rank arrays.
7283 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
7284 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
7285 from bool to 1-bit uchar bitfield. Add num_assigned and
7286 offset_emitted bitfields.
7287 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
7288 for dw_val_class_lineptr and dw_val_class_macptr. Handle
7289 dw_val_class_loclistsptr.
7290 (new_addr_loc_descr): Fix up formatting.
7291 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
7292 (add_AT_low_high_pc): Fix up formatting.
7293 (add_AT_loclistsptr): New function.
7294 (AT_lbl): Allow dw_val_class_loclistsptr.
7295 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
7296 Handle dw_val_class_loclistsptr.
7297 (loc_list_idx): New variable.
7298 (output_loclists_offsets, assign_location_list_indexes): New
7300 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
7301 add size_of_uleb128 of the index. Drop never used
7302 dwarf_split_debug_info AT_index handling. Handle
7303 dw_val_class_loclistsptr.
7304 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
7305 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
7306 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
7307 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
7308 DW_FORM_loclistx indexes.
7309 (output_attr_index_or_value): Fix up formatting. Don't handle
7310 dw_val_class_loc_list here.
7311 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
7312 For dw_val_class_loc_list call output_loc_list_offset rather than
7313 output_attr_index_or_value.
7314 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
7315 or .debug_loclists.dwo section name for debug_loc_section.
7316 (resolve_addr_in_expr): Formatting fix.
7317 (index_location_lists): Likewise.
7318 (dwarf2out_finish): If there are any location lists, for
7319 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
7320 index_location_lists only if have_location_lists. Call
7321 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
7322 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
7323 -gsplit-dwarf also emit offset table.
7325 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
7326 (size_of_die, value_format, output_die): Use
7327 DW_FORM_data16 for 128-bit dw_val_class_const_double or
7328 dw_val_class_wide_int.
7330 * dwarf2out.c (dwarf_op): Renamed to ...
7331 (dwarf_OP): ... this.
7332 (convert_descriptor_to_mode, scompare_loc_descriptor,
7333 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7334 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
7336 (dwarf_AT, dwarf_TAG): New functions.
7337 (check_die): Disallow DW_AT_call_all_calls next to
7338 DW_AT_GNU_all_call_sites.
7339 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
7340 and attributes instead of the corresponding GNU tag and attributes.
7341 (gen_subprogram_die): Likewise. Emit call site information even
7342 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
7343 DW_AT_defaulted in comment.
7344 (resolve_addr): Handle DW_AT_call_origin attribute on
7345 DW_TAG_call_site DIE like DW_AT_abstract_origin on
7346 DW_TAG_GNU_call_site DIE.
7348 * dwarf2out.c (dwarf_op): New function.
7349 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
7350 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
7351 (output_loc_operands, output_loc_operands_raw): Likewise.
7352 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
7353 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
7354 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
7355 if dwarf_version < 5.
7356 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
7358 (scompare_loc_descriptor, ucompare_loc_descriptor,
7359 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7360 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
7361 optimize_location_into_implicit_ptr): Likewise. Only punt for
7362 !dwarf_strict if dwarf_version < 5.
7363 (string_cst_pool_decl): Adjust comment.
7364 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
7366 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
7367 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7368 (struct dw_val_node): Add val_file_implicit field.
7369 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
7370 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
7371 output_die): Handle dw_val_class_const_implicit,
7372 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7373 (abbrev_die_table): Change into va_gc vec.
7374 (abbrev_die_table_allocated, abbrev_die_table_in_use,
7375 ABBREV_DIE_TABLE_INCREMENT): Remove.
7376 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
7377 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
7379 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
7380 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
7382 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
7384 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
7386 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
7388 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
7389 unit. Call optimize_abbrev_table.
7390 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
7391 abbrev_die_table being a va_gc vec.
7393 PR tree-optimization/77860
7394 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
7395 also integral complex and vector constants.
7397 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
7398 optimize_macinfo_range, save_macinfo_strings): Replace
7399 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
7400 (output_macinfo): Likewise. Emit .debug_macro* rather than
7401 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
7402 (init_sections_and_labels): Use .debug_macro* labels rather than
7403 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
7404 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
7405 or DW_AT_GNU_macros for -gdwarf-5.
7407 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
7409 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
7411 2016-09-11 Le-Chun Wu <lcwu@google.com>
7412 Mark Wielaard <mjw@redhat.com>
7414 * common.opt (Wshadow=global): New option. Default for -Wshadow.
7415 (Wshadow=local): New option.
7416 (Wshadow-local): Hidden alias for -Wshadow=local.
7417 (Wshadow=compatible-local): New option.
7418 (Wshadow-compatible-local): Hidden alias for
7419 -Wshadow=compatible-local.
7420 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
7421 Wshadow=compatible-local.
7423 2016-10-31 Bin Cheng <bin.cheng@arm.com>
7425 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
7426 Check slp defs for COND_EXPR by swapping/inverting operands if the
7427 new parameter SWAP indicates so.
7428 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
7429 is isomorphic to the first stmt via swapping/inverting. Store swap
7430 information in the new parameter SWAP.
7431 (vect_build_slp_tree): New local array SWAP and pass it to function
7432 vect_build_slp_tree_1. Cleanup result handling code for function
7433 call to vect_get_and_check_slp_defs. Skip operand swapping if the
7434 order of operands has been fixed as indicated by SWAP[i].
7436 2016-10-31 Bin Cheng <bin.cheng@arm.com>
7438 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
7439 unnecessary data dependence check after visited store stmt.
7441 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7443 PR tree-optimization/71915
7444 PR tree-optimization/71490
7445 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
7447 (find_basis_for_base_expr): Require stride types to match when
7449 (alloc_cand_and_find_basis): Record the stride type.
7450 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
7451 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
7452 the expressions having those types.
7453 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
7454 (create_mul_ssa_cand): Likewise.
7455 (create_mul_imm_cand): Likewise.
7456 (create_add_ssa_cand): Likewise.
7457 (create_add_imm_cand): Likewise.
7458 (legal_cast_p_1): Change interface to accept types rather than the
7459 expressions having those types.
7460 (legal_cast_p): Pass types to legal_cast_p_1.
7461 (slsr_process_cast): Pass stride type to
7462 alloc_cand_and_find_basis.
7463 (slsr_process_copy): Likewise.
7464 (dump_candidate): Display stride type when a cast exists.
7465 (create_add_on_incoming_edge): Introduce a cast when necessary for
7467 (analyze_increments): Change the code checking for invalid casts
7468 to rely on the stride type, and update the documentation and
7469 example. Change the code checking for pointer multiplies to rely
7471 (insert_initializers): Introduce a cast when necessary for the
7472 stride type. Use the stride type for the type of the initializer.
7474 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7476 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
7478 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7480 PR rtl-optimization/77919
7481 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
7482 into memory if both modes are complex and their inner modes have the
7483 same precision. If the two modes are different complex modes, convert
7484 each part separately and generate a new CONCAT.
7486 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7488 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
7490 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7493 * gimple-ssa-store-merging.c
7494 (imm_store_chain_info::output_merged_store): Use build_aligned_type
7495 instead of SET_TYPE_ALIGN on shared integral type.
7497 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7499 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7500 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
7503 2016-10-28 Jeff Law <law@redhat.com>
7505 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
7506 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
7508 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7510 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
7512 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7514 * target.def (min_arithmetic_precision): New hook.
7515 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
7516 * doc/tm.texi: Regenerate.
7517 * internal-fn.c (expand_arith_overflow): Adjust handling of target
7518 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
7519 * targhooks.c (default_min_arithmetic_precision): New function.
7520 * targhooks.h (default_min_arithmetic_precision): Declare.
7521 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
7522 (sparc_min_arithmetic_precision): New function.
7524 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7527 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
7528 Swap commutative operands in new RTL if needed. Handle zero_ext
7530 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
7533 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7534 Kugan Vivekanandarajah <kuganv@linaro.org>
7535 Jim Wilson <jim.wilson@linaro.org>
7537 PR tree-optimization/43721
7538 * target.def: New hook expand_divmod_libfunc.
7539 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
7540 * doc/tm.texi: Regenerate.
7541 * internal-fn.def: Add new entry for DIVMOD ifn.
7542 * internal-fn.c (expand_DIVMOD): New.
7543 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
7545 (widen_mul_stats): Add new field divmod_calls_inserted.
7546 (target_supports_divmod_p): New.
7547 (divmod_candidate_p): Likewise.
7548 (convert_to_divmod): Likewise.
7549 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
7550 renumber_gimple_stmt_uids at beginning of function. Call
7551 convert_to_divmod and record stats for divmod.
7552 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
7553 TARGET_EXPAND_DIVMOD_LIBFUNC.
7554 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
7557 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7558 Segher Boessenkool <segher@kernel.crashing.org>
7560 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
7561 swapping the arms of the branch.
7562 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
7563 sequence for the generic signed-signed-signed case.
7565 2016-10-28 Jeff Law <law@redhat.com>
7567 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
7569 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7571 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7573 PR rtl-optimization/78029
7574 * function.c (prologue_contains, epilogue_contains): New functions.
7575 (record_prologue_seq, record_epilogue_seq): New functions.
7576 * function.h (prologue_contains, epilogue_contains,
7577 record_prologue_seq, record_epilogue_seq): New declarations.
7578 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
7579 mixing prologue and epilogue insns.
7580 (init_deps): Initialize the new fields in struct deps_desc.
7581 * sched-int.h (struct deps_desc): New fields last_prologue,
7582 last_epilogue, and last_logue_was_epilogue.
7583 * shrink-wrap.c (emit_common_heads_for_components): Record all
7584 emitted prologue and epilogue insns.
7585 (emit_common_tails_for_components): Ditto.
7586 (insert_prologue_epilogue_for_components): Ditto.
7588 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7591 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
7592 * common.opt (fstore-merging): New Optimization option.
7593 * opts.c (default_options_table): Add entry for
7594 OPT_ftree_store_merging.
7595 * fold-const.h (can_native_encode_type_p): Declare prototype.
7596 * fold-const.c (can_native_encode_type_p): Define.
7597 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
7598 (PARAM_MAX_STORES_TO_MERGE): Likewise.
7599 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
7600 * passes.def: Insert pass_tree_store_merging.
7601 * tree-pass.h (make_pass_store_merging): Declare extern
7603 * gimple-ssa-store-merging.c: New file.
7604 * doc/invoke.texi (Optimization Options): Document
7606 (--param documentation): Document store-merging-allow-unaligned
7607 and max-stores-to-merge.
7609 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
7612 * gimplify.c (gimplify_init_constructor): Move emit of constructor
7613 assignment to earlier in the if/else logic.
7615 2016-10-28 Richard Biener <rguenther@suse.de>
7619 * fold-const.c (make_bit_field_ref): Only adjust alias set
7620 when the original alias set was zero.
7622 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7624 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
7625 (s390_adjust_loops): New function.
7626 (s390_reorg): Invoke s390_adjust_loops.
7627 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
7628 ("osc_break"): New insn definition.
7630 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7632 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
7633 * config.gcc: Support alternate archXX cpu levels with
7634 --with-arch= and --with-tune=.
7635 * config/s390/linux.h: Translate new archXX cpu levels to the
7636 original names when calling GAS.
7637 * config/s390/tpf.h: Likewise.
7638 * doc/invoke.texi: Document the alternate cpu level names.
7640 2016-10-28 Jakub Jelinek <jakub@redhat.com>
7642 PR rtl-optimization/77919
7643 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
7644 MEM if mode1 is not a complex mode.
7646 PR rtl-optimization/78132
7647 * ree.c (combine_reaching_defs): Give up if copy_needed and
7648 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
7650 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
7652 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
7654 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7656 * config/rs6000/constraints.md (wH constraint): Add new
7657 constraints for allowing 32-bit integers (and eventually 8/16-bit
7658 integers) into the vector registers.
7659 (wI constraint): Likewise.
7660 (wJ constraint): Likewise.
7661 (wK constraint): Likewise.
7662 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
7663 -mvsx-small-integer as a default option for ISA 2.07
7665 (POWERPC_MASKS): Likewise.
7666 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
7667 switch to turn off small integer support in vector registers.
7668 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
7669 test for -mupper-regs-di, since it is already done with the
7670 reg_add[mode].scalar_in_vsx_p. Add support for the switch
7671 -mvsx-small-integer.
7672 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
7674 (rs6000_setup_reg_addr_masks): Likewise.
7675 (rs6000_init_hard_regno_mode_ok): Likewise.
7676 (rs6000_option_override_internal): Add consistency checks for
7677 -mvsx-small-integer.
7678 (rs6000_secondary_reload_simple_move): SImode is a simple move if
7679 -mvsx-small-integer.
7680 (rs6000_secondary_reload): Use std::swap.
7681 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
7682 VSX_REGS for small integers in vector registers, since there is no
7683 D-FORM address mode for such types.
7684 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
7685 (rs6000_opt_masks): Add -mvsx-small-integer.
7686 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
7688 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
7689 extracts can be done on ISA 2.07.
7690 (vsx_extract_<mode>): Add support for small integers in vsx
7692 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
7693 longer support V4SImode in this pattern.
7694 (vsx_extract_si): New insn to support extraction of SImode in ISA
7695 2.07 using either xxextractuw or vspltw.
7696 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
7697 longer support V4SImode in this pattern.
7698 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
7699 wJ, and wK constraints.
7700 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
7701 storing SDmode with VSX instructions.
7702 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
7703 GPR load and before the FPR and VSX loads. Remove ??, ! from the
7704 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
7705 small integers in vector registers.
7706 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
7707 load and before the FPR and VSX loads. Remove ??, ! from the
7708 constraints. Add VEXTSW2D support for small integers in vector
7710 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
7711 integers in vector registers.
7712 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
7713 move instead of using an UNSPEC.
7714 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
7715 integers in vector registers.
7716 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
7717 move instead of using an UNSPEC.
7718 (movsi_internal1): Add support for -mvsx-small-integer. Align
7719 columns so that it is more readable.
7720 (SImode splitter for ISA 3.0 constants): Add splitter for
7721 -128..127 constants that can easily be constructed on ISA 3.0.
7722 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
7725 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7728 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
7731 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
7733 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
7734 PIC_OFFSET_TABLE_REGNUM twice.
7736 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7738 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
7739 support for constant operand for OP.
7741 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7743 * dwarf2out.c (gen_member_die): Only reparent_child instead of
7744 splice_child_die if child doesn't have DW_AT_specification attribute.
7746 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7748 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
7749 (TARGET_HAVE_LDREXBH): Likewise.
7750 (TARGET_HAVE_LDACQ): Likewise.
7752 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7754 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
7755 logic to to decide whether to copy over old value to register for new
7757 * config/arm/sync.md: Add comments explaning why mode and code
7758 attribute are not defined in iterators.md
7759 (thumb1_atomic_op_str): New code attribute.
7760 (thumb1_atomic_newop_str): Likewise.
7761 (thumb1_atomic_fetch_op_str): Likewise.
7762 (thumb1_atomic_fetch_newop_str): Likewise.
7763 (thumb1_atomic_fetch_oldop_str): Likewise.
7764 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
7765 mirror the more restrictive constraints of the Thumb-1 insns after
7766 split compared to Thumb-2 counterpart insns.
7767 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
7768 in sync with non atomic version.
7769 (atomic_nand<mode>): Likewise.
7770 (atomic_fetch_<sync_optab><mode>): Likewise.
7771 (atomic_fetch_nand<mode>): Likewise.
7772 (atomic_<sync_optab>_fetch<mode>): Likewise.
7773 (atomic_nand_fetch<mode>): Likewise.
7774 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
7775 in sync with atomic version.
7776 (thumb1_subsi3_insn): Likewise.
7777 (thumb1_andsi3_insn): Likewise.
7778 (thumb1_iorsi3_insn): Likewise.
7779 (thumb1_xorsi3_insn): Likewise.
7781 2016-10-27 Nick Clifton <nickc@redhat.com>
7783 * plugin.c (register_plugin_info): Produce an error message if the
7784 plugin is not found in the hash table.
7786 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7788 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
7791 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
7794 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
7795 define builtin functions from the bdesc_spe_predicates or
7796 bdesc_spe_evsel arrays if the builtin mask is not compatible with
7797 the current compiler configuration.
7798 (paired_init_builtins): Modify loop to not define define builtin
7799 functions from the bdesc_paried_preds array if the builtin mask is
7800 not compatible with the current compiler configuration.
7801 (altivec_init_builtins): Modify loops to not define the
7802 __builtin_altivec_stxvl function nor the builtin functions from
7803 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
7804 builtin mask is not compatible with the current compiler
7807 2016-10-26 Jeff Law <law@redhat.com>
7809 * config/sh/sh.c (output_branch): Add missing fallthru comments.
7810 (gen_shl_and): Likewise.
7811 * config/sh/sh.md (movsicc): Add missing fallthru comments.
7813 * config/mips/mips.c (mips16_constant_cost): Add missing
7815 (mips16_build_call_stub): Increase buffer size. Adjust
7818 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7820 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
7821 INSN_UIDs for all insns in compact mode.
7822 (rtx_writer::print_rtx): Likewise.
7823 * print-rtl.h (rtx_writer::flag_compact): Update comment.
7824 * rtl-tests.c (selftest::test_dumping_insns): Update expected
7825 output to include INSN_UID.
7826 (selftest::test_uncond_jump): Likewise.
7828 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
7830 * haifa-sched.c (call_used_regs_num): Rename to...
7831 (call_saved_regs_num): ...this.
7832 (fixed_regs_num): New variable.
7833 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
7835 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
7837 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7839 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
7841 * print-rtl.c (outfile): Delete global.
7842 (sawclose): Likewise.
7844 (in_call_function_usage): Likewise.
7845 (flag_compact): Likewise.
7846 (flag_simple): Likewise.
7847 (rtx_writer::rtx_writer): New ctor.
7848 (print_rtx_operand_code_0): Convert to...
7849 (rtx_writer::print_rtx_operand_code_0): ...this.
7850 (print_rtx_operand_code_e): Convert to...
7851 (rtx_writer::print_rtx_operand_code_e): ...this.
7852 (print_rtx_operand_codes_E_and_V): Convert to...
7853 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
7854 (print_rtx_operand_code_i): Convert to...
7855 (rtx_writer::print_rtx_operand_code_i): ...this.
7856 (print_rtx_operand_code_r): Convert to...
7857 (rtx_writer::print_rtx_operand_code_r): ...this.
7858 (print_rtx_operand_code_u): Convert to...
7859 (rtx_writer::print_rtx_operand_code_u): ...this.
7860 (print_rtx_operand): Convert to...
7861 (rtx_writer::print_rtx_operand): ...this.
7862 (print_rtx): Convert to...
7863 (rtx_writer::print_rtx): ...this.
7864 (print_inline_rtx): Rewrite in terms of class rtx_writer.
7865 (debug_rtx): Likewise.
7866 (print_rtl): Convert to...
7867 (rtx_writer::print_rtl): ...this.
7868 (print_rtl): Reimplement in terms of class rtx_writer.
7869 (print_rtl_single): Rewrite in terms of class rtx_writer.
7870 (print_rtl_single_with_indent): Convert to..
7871 (rtx_writer::print_rtl_single_with_indent): ...this.
7872 (print_simple_rtl): Rewrite in terms of class rtx_writer.
7873 * print-rtl.h (flag_compact): Delete decl.
7874 (class rtx_writer): New class.
7875 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
7878 2016-10-26 Jeff Law <law@redhat.com>
7880 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
7883 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
7884 (check_if_valid_sleep_operand): Add missing fallthru comment.
7885 (arc_register_move_cost): Increase buffer size.
7886 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
7888 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
7890 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
7891 comment. Add gcc_unreachable for path that should never happen.
7893 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
7896 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7897 Martin Liska <mliska@suse.cz>
7900 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
7901 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
7902 on outer context if any.
7904 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7906 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
7907 by increment rather than double it.
7908 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
7909 emit a space before args[4].
7910 (END): Don't emit a space before with_arg.
7912 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7914 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
7915 Baseline only alternatives to (i) hold store atomic success value in a
7916 return register rather than a scratch register, (ii) use a low register
7917 for it and to (iii) ensure the cbranchsi insn generated by the split
7918 respect the constraints of Thumb-1 cbranchsi4_insn and
7920 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
7921 constraints must match those in atomic_compare_and_swap.
7922 (cbranchsi4_scratch): Likewise.
7924 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7926 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
7927 variable. Add the new parameter to the insn generator. Set that
7928 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
7929 return value from the negation of that parameter for Thumb-1, keeping
7930 the logic unchanged otherwise except for using bdst as the destination
7931 register of the compare_and_swap insn.
7932 (arm_split_compare_and_swap): Add explanation about how is the value
7933 returned to the function comment. Rename scratch variable to
7934 neg_bval. Adapt initialization of variables holding operands to the
7935 new operand numbers. Use return register to hold result of store
7936 exclusive for Thumb-1, scratch register otherwise. Construct the
7937 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
7938 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
7939 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
7940 for strongly ordered compare_and_swap.
7941 * config/arm/predicates.md (cc_register_operand): New predicate.
7942 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
7943 match_operand with the new predicate to accept either the CC flag or a
7944 destination register for the boolean return value, restricting it to
7945 CC flag only via constraint. Adapt operand numbers accordingly.
7947 2016-10-26 Jeff Law <law@redhat.com>
7949 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
7951 * config/frv/frv.c (comparison_string): Do not fall through after
7954 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
7956 (expand_one_builtin): Add missing break.
7958 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
7959 (m32c_legitimate_address_p): Likewise.
7961 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
7963 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
7965 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
7968 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
7971 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
7973 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
7975 (rl78_asm_ctor_dtor): Increase buffer size.
7977 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
7979 (xstormy16_asm_output_constructor): Likewise.
7981 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
7984 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
7985 comment to silence warning.
7987 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
7988 (spu_legitimate_address_p): Fix logic error and add missing fallthru
7991 2016-10-26 Michael Matz <matz@suse.de>
7993 PR tree-optimization/78060
7994 PR tree-optimization/78061
7995 PR tree-optimization/78088
7996 * tree-ssa-loop-split.c (easy_exit_values): New function.
7997 (tree_ssa_split_loops): Use it.
7998 (compute_new_first_bound): Change order of operations,
7999 fix invalid use of types.
8001 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
8003 gen-pass-instances.awk is sensitive to the order in which
8004 passes are added; passes that appear later have to be added first.
8008 * config/avr/avr-passes.def: Swap order of directives for
8009 gen-pass-instances.awk.
8011 2016-10-25 Jeff Law <law@redhat.com>
8013 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
8014 (vax_notice_update_cc): Likewise.
8016 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
8018 * config.gcc (sparc*-*-solaris2*): Adjust.
8019 (sparc64-*-linux*): Likewise.
8020 * config/sparc/default-64.h: Rename to...
8021 * config/sparc/default64.h: ...this.
8022 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
8024 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
8025 * config/sparc/sparc.h: Minor tweaks.
8026 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
8027 TARGET_ARCH32 throughout. Minor various tweaks throughout.
8029 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8031 * input.c (fcache::file_patch): Add comment about lifetime.
8032 (selftest::cpp_reader_ptr): New class.
8033 (selftest::lexer_test): Convert m_parser from cpp_reader *
8034 to a cpp_reader_ptr, and move m_tempfile to after it.
8035 (selftest::lexer_test::lexer_test): Update for above reordering.
8036 (lexer_test::~lexer_test): Move cleanup of m_parser to
8037 cpp_reader_ptr's dtor.
8039 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8041 * toplev.c (toplev::main): Remove call to
8042 location_adhoc_data_fini.
8044 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
8046 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
8047 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
8049 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8051 * ggc-tests.c (forcibly_ggc_collect): Rename to...
8052 (selftest::forcibly_ggc_collect): ...this, and remove "static".
8053 (test_basic_struct): Update for above renaming.
8054 (test_length): Likewise.
8055 (test_union): Likewise.
8056 (test_finalization): Likewise.
8057 (test_deletable_global): Likewise.
8058 (test_inheritance): Likewise.
8059 (test_chain_next): Likewise.
8060 (test_user_struct): Likewise.
8061 (test_tree_marking): Likewise.
8062 * selftest-run-tests.c (selftest::run_tests): Call
8063 selftest::forcibly_ggc_collect at the end of the selftests.
8064 * selftest.h (selftest::forcibly_ggc_collect): New decl.
8066 2016-10-25 Jakub Jelinek <jakub@redhat.com>
8069 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
8070 * optabs.c (expand_vec_cond_expr): For comparison codes
8071 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
8072 (expand_vec_cmp_expr): For comparison codes
8073 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
8074 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
8075 Add enum tree_code argument.
8076 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
8078 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
8079 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
8081 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
8082 NE_EXPR, attempt to use vcondeq_optab as fallback.
8083 * tree-vect-generic.c (expand_vector_comparison,
8084 expand_vector_divmod, expand_vector_condition): Adjust
8085 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
8086 * tree-vect-stmts.c (vectorizable_condition,
8087 vectorizable_comparison): Likewise.
8088 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
8089 check_bool_pattern, search_type_for_mask_1): Likewise.
8090 * expr.c (do_store_flag): Likewise.
8091 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
8092 @code{vcondeq@var{m}@var{n}}): Document.
8093 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
8096 2016-10-25 Jeff Law <law@redhat.com>
8098 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
8100 (v850_output_aligned_bss): Add missing break.
8102 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
8104 2016-10-25 Martin Liska <mliska@suse.cz>
8107 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
8108 statements as they can also contain possibly a freeing call.
8110 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
8111 Martin Liska <mliska@suse.cz>
8114 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
8115 * ipa-icf.c (sem_function::get_hash): Add target optimization
8118 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
8121 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
8122 Remove partial overlap check for shift by 1.
8123 (ashldi3_neon): Likewise.
8125 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
8127 * config/arm/constraints.md (Q constraint): Document its use for
8129 (Pf constraint): New constraint for relaxed, consume or relaxed memory
8131 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
8132 alternatives to allow any register when memory model matches Pf and
8133 thus lda is used, but only low registers otherwise. Use unpredicated
8134 output template for Thumb-1 targets.
8135 (atomic_store<mode>): Likewise for stl.
8136 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
8137 whose output template does not have predication.
8138 (arm_load_acquire_exclusive<mode>): Likewise.
8139 (arm_load_exclusivesi): Likewise.
8140 (arm_load_acquire_exclusivesi): Likewise.
8141 (arm_store_release_exclusive<mode>): Likewise.
8142 (arm_store_exclusive<mode>): Use unpredicated output template for
8145 2016-10-25 Jakub Jelinek <jakub@redhat.com>
8147 * internal-fn.def (LAUNDER): New internal function.
8148 * internal-fn.c (expand_LAUNDER): New function.
8150 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
8151 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
8153 New avr target pass to work around performance loss by PR fix.
8157 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
8158 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
8159 * config/avr/predicates.md (extend_operator): New.
8160 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
8161 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
8162 (make_avr_pass_casesi): New prototypes.
8163 * config/avr/avr.c (print-rtl.h): Include it.
8164 (pass_data avr_pass_data_casesi): Data for new pass.
8165 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
8166 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
8167 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
8168 (avr_optimize_casesi): New functions.
8170 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
8171 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
8175 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
8177 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8179 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
8180 DW_AT_rvalue_reference attributes.
8182 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
8184 * doc/invoke.text (Wint-in-bool-context): Update documentation.
8185 * value-prof.c (stringop_block_profile): Fix a warning.
8187 2016-10-24 Martin Sebor <msebor@redhat.com>
8190 * builtins.c (string_length): New function.
8191 (c_strlen): Use string_length. Correctly handle wide strings.
8192 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
8194 (target_int_max): Call target_max_value.
8195 (format_result::knownrange): New data member.
8196 (fmtresult::fmtresult): Define default constructor.
8197 (format_integer): Use it and set format_result::knownrange.
8198 Handle global constants.
8199 (format_floating_max): Add third argument.
8200 (format_floating): Recompute maximum value for %a for each argument.
8201 (get_string_length): Use fmtresult default ctor.
8202 (format_string): Set format_result::knownrange.
8203 (format_directive): Check format_result::knownrange.
8204 (add_bytes): Same. Correct caret placement in diagnostics.
8205 (pass_sprintf_length::compute_format_length): Set
8206 format_result::knownrange.
8207 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
8209 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8211 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
8212 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
8214 2016-10-24 Ximin Luo <infinity0@pwned.gg>
8217 * dwarf2out.c (file_table_relative_p): Remove.
8218 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
8219 also for absolute paths.
8220 * doc/tm.texi: Update.
8221 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
8222 * target.def (force_at_comp_dir): Remove hook.
8223 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
8225 2016-10-24 Richard Biener <rguenther@suse.de>
8227 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
8228 backedges when identifying the single predecessor to take
8229 conditional info from. Use SCEV to get at ranges for loop IVs.
8230 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
8231 avoid false warning.
8233 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
8236 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
8237 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
8238 (avr_address_tiny_absdata_p): New static function.
8239 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
8240 it to determine validity of constant addresses.
8241 (avr_attribute_table) [absdata]: New variable attribute...
8242 (avr_handle_absdata_attribute): ...and handler.
8243 (avr_decl_absdata_p): New static function.
8244 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
8245 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
8246 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
8248 2016-10-24 Richard Biener <rguenther@suse.de>
8250 PR tree-optimization/78076
8251 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
8252 also on the loop tree root.
8254 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8256 * config/i386/i386.c (ix86_fold_builtin): Handle
8257 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
8258 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8259 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
8260 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8262 2016-10-24 Martin Liska <mliska@suse.cz>
8265 * opts.c (finish_options): Skip conditionally.
8267 2016-10-23 Martin Sebor <msebor@redhat.com>
8270 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
8271 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
8273 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
8275 * config/sparc/sparc.md (cpu_feature): Minor tweak.
8276 (enabled): Likewise.
8277 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
8278 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
8279 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
8280 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
8281 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
8282 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
8284 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
8286 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
8287 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
8289 2016-10-21 Andrew Pinski <apinski@cavium.com>
8291 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
8293 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
8294 implementer_id to unsigned char.
8295 Change part_no to unsigned int.
8296 (AARCH64_BIG_LITTLE): New define.
8297 (INVALID_IMP): New define.
8298 (INVALID_CORE): New define.
8299 (cpu_data): Change the last element's implementer_id and part_no to
8301 (valid_bL_string_p): Rewrite to ..
8302 (valid_bL_core_p): this for integers instead of strings.
8303 (parse_field): New function.
8304 (contains_string_p): Rewrite to ...
8305 (contains_core_p): this for integers and only for the part_no.
8306 (host_detect_local_cpu): Rewrite handling of implementation and
8307 par num to be integers; simplifying the code.
8309 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8311 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
8312 value range for pointers in more cases.
8314 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
8316 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
8317 Add extra argument to allow emitting the move immediate.
8318 Use add/sub with positive immediate.
8319 (aarch64_add_constant): Add inline function.
8320 (aarch64_add_sp): Likewise.
8321 (aarch64_sub_sp): Likewise.
8322 (aarch64_expand_prologue): Call aarch64_sub_sp.
8323 (aarch64_expand_epilogue): Call aarch64_add_sp.
8324 Decide when to leave out move.
8325 (aarch64_output_mi_thunk): Call aarch64_add_constant.
8327 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
8329 * config/aarch64/aarch64.c (aarch64_layout_frame):
8330 Align FP callee-saves.
8332 2016-10-21 Jakub Jelinek <jakub@redhat.com>
8334 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
8335 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
8337 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
8338 _rdseed64_step): Likewise.
8339 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
8342 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
8343 and tree-ssanames.h.
8344 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
8345 with INTEGER_CST argument.
8346 (ix86_gimple_fold_builtin): New function.
8347 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
8349 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
8350 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
8351 (ranges_table_allocated, ranges_table_in_use,
8352 ranges_by_label_allocated, ranges_by_label_in_use,
8353 RANGES_TABLE_INCREMENT): Removed.
8354 (add_ranges_num): Use vec_safe_push into ranges_table.
8355 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
8356 (output_ranges): Adjust for ranges_table and ranges_by_label
8357 conversion from arrays to vec.
8358 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
8359 conversion from arrays to vec.
8360 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
8361 ranges_table_in_use, ranges_by_label_allocated and
8362 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
8364 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
8365 if needed. Re-add origin_die variable and its initialization.
8367 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
8368 even for -fstack-reuse=none, or for volatile vars etc.
8370 2016-10-21 David Malcolm <dmalcolm@redhat.com>
8372 * print-rtl-function.c (flag_compact): Move extern decl to...
8373 * print-rtl.h (flag_compact): ...here.
8374 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
8375 (ASSERT_RTL_DUMP_EQ): New macro.
8376 (selftest::test_dumping_regs): New function.
8377 (selftest::test_dumping_insns): New function.
8378 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
8380 (selftest::rtl_tests_c_tests): Call the new test functions.
8382 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8384 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
8385 (outgoing_edges_match): Likewise.
8386 (try_crossjump_to_edge): Likewise.
8387 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
8388 (rtl_tidy_fallthru_edge): Likewise.
8389 * rtl.h (tablejump_p): Adjust prototype.
8390 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
8392 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8394 * rtl.h (label_ref_label): New function.
8395 (set_label_ref_label): New function.
8396 (LABEL_REF_LABEL): Delete.
8397 * alias.c (rtx_equal_for_memref_p): Adjust.
8398 * cfgbuild.c (make_edges): Likewise.
8399 (purge_dead_tablejump_edges): Likewise.
8400 * cfgexpand.c (convert_debug_memory_address): Likewise.
8401 * cfgrtl.c (patch_jump_insn): Likewise.
8402 * combine.c (distribute_notes): Likewise.
8403 * cse.c (hash_rtx_cb): Likewise.
8404 (exp_equiv_p): Likewise.
8405 (fold_rtx): Likewise.
8406 (check_for_label_ref): Likewise.
8407 * cselib.c (rtx_equal_for_cselib_1): Likewise.
8408 (cselib_hash_rtx): Likewise.
8409 * emit-rtl.c (mark_label_nuses): Likewise.
8410 * explow.c (convert_memory_address_addr_space_1): Likewise.
8411 * final.c (output_asm_label): Likewise.
8412 (output_addr_const): Likewise.
8413 * gcse.c (add_label_notes): Likewise.
8414 * genconfig.c (walk_insn_part): Likewise.
8415 * genrecog.c (validate_pattern): Likewise.
8416 * ifcvt.c (cond_exec_get_condition): Likewise.
8417 (noce_emit_store_flag): Likewise.
8418 (noce_get_alt_condition): Likewise.
8419 (noce_get_condition): Likewise.
8420 * jump.c (maybe_propagate_label_ref): Likewise.
8421 (mark_jump_label_1): Likewise.
8422 (redirect_exp_1): Likewise.
8423 (rtx_renumbered_equal_p): Likewise.
8424 * lra-constraints.c (operands_match_p): Likewise.
8425 * print-rtl.c (print_value): Likewise.
8426 * reload.c (find_reloads): Likewise.
8427 * reload1.c (set_label_offsets): Likewise.
8428 * reorg.c (get_branch_condition): Likewise.
8429 * rtl-tests.c (test_uncond_jump): Likewise.
8430 * rtl.c (rtx_equal_p_cb): Likewise.
8431 (rtx_equal_p): Likewise.
8432 * rtlanal.c (reg_mentioned_p): Likewise.
8433 (rtx_referenced_p): Likewise.
8434 (get_condition): Likewise.
8435 * varasm.c (const_hash_1): Likewise.
8436 (compare_constant): Likewise.
8437 (const_rtx_hash_1): Likewise.
8438 (output_constant_pool_1): Likewise.
8440 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8443 * reload.c (find_valid_class_1): Allow regclass if atleast one
8444 regno in regclass is ok. Compute and use rclass size based on
8445 actually available regnos for mode in rclass.
8447 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
8449 * config/sparc/sparc-modes.def (CCV): New.
8451 * config/sparc/predicates.md (v_comparison_operator): New.
8452 (icc_comparison_operator): Add support for CCV/CCXV.
8453 (xcc_comparison_operator): Likewise.
8454 * config/sparc/sparc.c (output_cbranch): Likewise.
8455 (sparc_print_operand): Likewise.
8456 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8457 (uaddvdi4): New expander.
8458 (addvdi4): Likewise.
8459 (uaddvdi4_sp32): New instruction.
8460 (addvdi4_sp32): Likewise.
8461 (uaddvsi4): New expander.
8462 (addvsi4): Likewise.
8463 (cmp_ccc_plus_sltu_set): New instruction.
8464 (cmp_ccv_plus): Likewise.
8465 (cmp_ccxv_plus): Likewise.
8466 (cmp_ccv_plus_set): Likewise.
8467 (cmp_ccxv_plus_set): Likewise.
8468 (cmp_ccv_plus_sltu_set): Likewise.
8469 (uaddvdi4): New expander.
8470 (subvdi4): Likewise.
8471 (usubdi4_sp32): New instruction.
8472 (subvdi4_sp32): Likewise.
8473 (usubvsi4): New expander.
8474 (subvsi4): Likewise.
8475 (cmpsi_minus_sltu_set): New instruction.
8476 (cmp_ccv_minus): Likewise.
8477 (cmp_ccxv_minus): Likewise.
8478 (cmp_ccv_minus_set): Likewise.
8479 (cmp_ccxv_minus_set): Likewise.
8480 (cmp_ccv_minus_sltu_set): Likewise.
8481 (unegvdi3): New expander.
8482 (negvdi3): Likewise.
8483 (unegdi3_sp32): New instruction.
8484 (negvdi3_sp32): Likewise.
8485 (unegvsi3): New expander.
8486 (negvsi3): Likewise.
8487 (cmp_ccc_neg_sltu_set): New instruction.
8488 (cmp_ccv_neg): Likewise.
8489 (cmp_ccxv_neg): Likewise.
8490 (cmp_ccv_neg_set): Likewise.
8491 (cmp_ccxv_neg_set): Likewise.
8492 (cmp_ccv_neg_sltu_set): Likewise.
8494 * tree-ssa-loop-split.c: Remove trailing spaces.
8495 * match.pd: Likewise.
8497 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8499 PR rtl-optimization/78038
8500 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
8501 be deduced to set REG through the RTL structure.
8502 (make_defs_and_copies_lists): Return false on a failing get_defs call.
8504 2016-10-21 Richard Biener <rguenther@suse.de>
8506 PR tree-optimization/78051
8507 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
8508 and mark replaced if folding did something.
8510 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
8512 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
8513 and "protected" in visibility types.
8514 (rs6000_xcoff_declare_function_name): Fix formatting.
8515 (rs6000_xcoff_declare_object_name): Fix formatting.
8517 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
8519 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
8520 and IX86_BUILTIN_HUGE_VALQ here ...
8521 (ix86_expand_builtin): ... not here.
8523 2016-10-20 Jakub Jelinek <jakub@redhat.com>
8525 * doc/gty.texi (for_user): Use @item next to @findex.
8527 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
8530 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
8531 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
8532 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
8533 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
8534 __builtin_ia32_lzcnt_u16.
8535 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
8536 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
8537 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
8538 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
8539 (bmi_tzcnt_<mode>): New expander.
8540 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8541 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
8542 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
8543 (lzcnt_<mode>): New expander.
8544 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8545 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
8546 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
8547 (UINT64_FTYPE_UINT64): New.
8548 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
8549 (__builtin_ia32_lzcnt_u16): New description.
8550 (__builtin_ia32_lzcnt_u32): Ditto.
8551 (__builtin_ia32_lzcnt_u64): Ditto.
8552 (__builtin_ctzs): Remove description.
8553 (__builtin_ia32_tzcnt_u16): New description.
8554 (__builtin_ia32_tzcnt_u32): Ditto.
8555 (__builtin_ia32_tzcnt_u64): Ditto.
8556 * config/i386/i386.c (ix86_expand_args_builtin): Handle
8557 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
8559 2016-10-20 Martin Liska <mliska@suse.cz>
8562 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
8563 comparison with STMT_UID_NOT_IN_RANGE.
8564 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
8567 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
8569 * compare-elim.c (conforming_compare): Accept UNSPECs.
8570 (find_comparison_dom_walker::before_dom_children): Deal with
8571 instructions both using and killing the flags register.
8572 (equivalent_reg_at_start): New function extracted from...
8573 (try_eliminate_compare): ...here. Use it and add support for
8574 registers and UNSPECs as second operand of the compare.
8575 * config/visium/visium-modes.def (CCV): New.
8576 * config/visium/predicates.md (visium_v_comparison_operator): New.
8577 (visium_branch_operator): Deal with CCV mode.
8578 * config/visium/visium.c (visium_select_cc_mode): Likewise.
8579 (output_cbranch): Likewise.
8580 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8581 (uaddv<mode>4): New expander.
8582 (addv<mode>4): Likewise.
8583 (add<mode>3_insn_set_carry): New instruction.
8584 (add<mode>3_insn_set_overflow): Likewise.
8585 (addsi3_insn_set_overflow): Likewise.
8586 (usubv<mode>4): New expander.
8587 (subv<mode>4): Likewise.
8588 (sub<mode>3_insn_set_carry): New instruction.
8589 (sub<mode>3_insn_set_overflow): Likewise.
8590 (subsi3_insn_set_overflow): Likewise.
8591 (unegv<mode>3): New expander.
8592 (negv<mode>3): Likewise.
8593 (neg<mode>2_insn_set_overflow): New instruction.
8594 (addv_tst<mode>): Likewise.
8595 (subv_tst<mode>): Likewise.
8596 (negv_tst<mode>): Likewise.
8597 (cbranch<mode>4_addv_insn): New splitter and instruction.
8598 (cbranch<mode>4_subv_insn): Likewise.
8599 (cbranch<mode>4_negv_insn): Likewise.
8601 2016-10-20 Richard Biener <rguenther@suse.de>
8603 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
8604 Handle decls possibly not bound.
8605 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
8606 nothing_id for decls that might not be bound if we are interested
8608 (get_constraint_for_component_ref): Deal with that.
8610 2016-10-20 Michael Matz <matz@suse.de>
8613 * common.opt (-fsplit-loops): New flag.
8614 * passes.def (pass_loop_split): Add.
8615 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
8616 (enable_fdo_optimizations): Add loop splitting.
8617 * timevar.def (TV_LOOP_SPLIT): Add.
8618 * tree-pass.h (make_pass_loop_split): Declare.
8619 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
8620 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
8621 * tree-ssa-loop-split.c: New file.
8622 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
8623 * doc/invoke.texi (fsplit-loops): Document.
8624 * doc/passes.texi (Loop optimization): Add paragraph about loop
8627 2016-10-20 Richard Biener <rguenther@suse.de>
8629 * cgraphunit.c (analyze_functions): Set node->definition to
8630 false to signal symbol removal to debug_hooks->late_global_decl.
8631 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
8632 WPA signal symbol removal to the debuginfo machinery.
8633 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
8634 using early_finised to guard the we're called for symbol
8635 removal case look at the symtabs definition flag.
8636 (gen_variable_die): Remove redundant check.
8638 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8640 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
8642 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8644 PR tree-optimization/53979
8645 * match.pd ((a ^ b) | a -> a | b): New pattern.
8647 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
8649 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
8650 config/pa/pa64-hpux-lib.h.
8651 (PA_CRTBEGIN_HACK): Likewise.
8652 (DTOR_LIST_BEGIN): Likewise.
8654 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
8656 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
8657 register only if "in" and "out" are different registers.
8659 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
8661 * omp-low.c (pass_oacc_device_lower::gate): New method.
8662 (execute): Always call execute_oacc_device_lower.
8664 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8666 PR tree-optimization/77916
8667 PR tree-optimization/77937
8668 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
8670 (insert_initializers): Requirement of initializer for -1 should be
8671 based on pointer-typedness of the candidate basis.
8673 2016-10-19 Bin Cheng <bin.cheng@arm.com>
8675 PR tree-optimization/78005
8676 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
8677 upper (included) bound for niters of prolog loop.
8678 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
8679 Compute niters of scalar loop above which vectorized loop is
8680 preferred, as well as the upper (included) bound for the niters.
8681 (vect_do_peeling): Record niter bound for loops accordingly.
8683 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8686 * tree-core.h (enum tree_index): Put the complex types after their
8688 * tree-streamer.c (verify_common_node_recorded): New function.
8689 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
8691 2016-10-19 Martin Liska <mliska@suse.cz>
8693 * cgraph.h (cgraph_edge::binds_to_current_def_p):
8694 Replace NULL with false as a return value.
8696 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8698 PR tree-optimization/78024
8699 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
8700 don't clear BB_VISITED after processing.
8702 2016-10-19 Richard Biener <rguenther@suse.de>
8704 * domwalk.c (dom_walker::walk): Use RPO order.
8706 2016-10-19 Richard Biener <rguenther@suse.de>
8708 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
8710 (evrp_dom_walker::~evrp_dom_walker): Free it.
8711 (evrp_dom_walker::stmts_to_remove): Add.
8712 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
8713 whose output we fully propagate for removal. Propagate
8714 into BB destination PHI arguments.
8715 (execute_early_vrp): Remove queued stmts. Dump value ranges
8716 before stmt removal.
8718 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
8720 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
8721 * passes.def: Add two instances of pass_walloca.
8722 * tree-pass.h (make_pass_walloca): New.
8723 * gimple-ssa-warn-alloca.c: New file.
8724 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
8725 -Wvla-larger-than= options.
8727 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
8729 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
8730 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
8732 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
8734 * config/rs6000/altivec.h (vec_xl_len): New macro.
8735 (vec_xst_len): New macro.
8736 (vec_cmpnez): New macro.
8737 (vec_cntlz_lsbb): New macro.
8738 (vec_cnttz_lsbb): New macro.
8739 (vec_xlx): New macro.
8740 (vec_xrx): New macro.
8741 (vec_all_nez): New C++ predicate template.
8742 (vec_any_eqz): New C++ predicate template.
8743 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
8744 conditional compilation.
8745 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
8746 conditional compilation.
8747 (vec_all_nez): New macro.
8748 (vec_any_eqz): New macro.
8749 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
8751 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
8753 * config/rs6000/vector.md (VI): Moved this mode iterator
8754 definition from altivec.md to vector.md.
8755 (UNSPEC_NEZ_P): New value.
8756 (vector_ne_<mode>_p): New expansion for implementation of
8757 vec_all_ne and vec_any_eq built-in functions.
8758 (vector_nez_<mode>_p): New expansion for implementation of
8759 vec_all_nez and vec_any_eqz built-in functions.
8760 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
8761 and vec_any_eq built-in function.
8762 (cr6_test_for_zero): New commentary to explain this expansion.
8763 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
8764 (cr6_test_for_lt): New commentary to explain this expansion.
8765 (cr6_test_for_lt_reverse): New commentary to explain this
8767 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8768 overloaded function prototypes for vec_all_ne, vec_all_nez,
8769 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
8770 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
8772 (altivec_resolve_overloaded_builtin): Modify the handling of
8773 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
8774 the compiler is configured to support TARGET_P9_VECTOR.
8775 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
8776 to explain the special processing that is given to predicate
8777 built-ins introduced using this macro.
8778 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
8779 the special processing given to predicate built-ins introduced
8781 (BU_VSX_P): Likewise.
8782 (BU_P8V_AV_P): Likewise.
8783 (BU_P9V_AV_P): Likewise.
8784 (BU_P9V_AV_X): New macro.
8785 (BU_P9V_64BIT_AV_X): New macro.
8786 (BU_P9V_VSX_3): New macro.
8787 (BU_P9V_OVERLOAD_P): New macro.
8788 (LXVL): New BU_P9V_64BIT_VSX_2.
8789 (VEXTUBLX): New BU_P9V_AV_2.
8790 (VEXTUBRX): Likewise.
8791 (VEXTUHLX): Likewise.
8792 (VEXTUHRX): Likewise.
8793 (VEXTUWLX): Likewise.
8794 (VEXTUWRX): Likewise.
8795 (STXVL): New BU_P9V_64BIT_AV_X.
8796 (VCLZLSBB): New BU_P9V_AV_1.
8797 (VCTZLSBB): Likewise.
8798 (CMPNEB): New BU_P9V_AV_2.
8803 (VCMPNEB_P): New BU_P9V_AV_P.
8804 (VCMPNEH_P): Likewise.
8805 (VCMPNEW_P): Likewise.
8806 (VCMPNED_P): Likewise.
8807 (VCMPNEFP_P): Likewise.
8808 (VCMPNEDP_P): Likewise.
8809 (CMPNEZB): New BU_P9V_AV_2.
8810 (CMPNEZH): Likewise.
8811 (CMPNEZW): Likewise.
8812 (VCMPNEZB_P): New BU_P9V_AV_P.
8813 (VCMPNEZH_P): Likewise.
8814 (VCMPNEZW_P): Likewise.
8815 (LXVL): New BU_P9V_OVERLOAD_2.
8816 (STXVL): New BU_P9V_OVERLOAD_3.
8817 (VEXTULX): New BU_P9V_OVERLOAD_2.
8818 (VEXTURX): Likewise.
8820 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
8821 (VCMPNE_P): Likewise.
8822 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
8823 (VCTZLSBB): Likewise.
8824 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
8825 comment to explain mode used for scratch register.
8826 (altivec_expand_stxvl_builtin): New function.
8827 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
8828 (altivec_init_builtins): Add initialized variable
8829 void_ftype_v16qi_pvoid_long and use this type to define the
8830 built-in function __builtin_altivec_stxvl.
8831 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
8832 (UNSPEC_STXVL): New value.
8833 (UNSPEC_VCLZLSBB): New value.
8834 (UNSPEC_VCTZLSBB): New value.
8835 (UNSPEC_VEXTUBLX): New value.
8836 (UNSPEC_VEXTUHLX): New value.
8837 (UNSPEC_VEXTUWLX): New value.
8838 (UNSPEC_VEXTUBRX): New value.
8839 (UNSPEC_VEXTUHRX): New value.
8840 (UNSPEC_VEXTUWRX): New value.
8841 (UNSPEC_VCMPNEB): New value.
8842 (UNSPEC_VCMPNEZB): New value.
8843 (UNSPEC_VCMPNEH): New value.
8844 (UNSPEC_VCMPNEZH): New value.
8845 (UNSPEC_VCMPNEW): New value.
8846 (UNSPEC_VCMPNEZW): New value.
8847 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8848 vector of integer modes.
8849 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8850 vector of float or double modes.
8851 (*vector_nez_<mode>_p): New insn for vector test all not equal or
8853 (lxvl): New expand for load VSX vector with length.
8854 (*lxvl): New insn for load VSX vector with length.
8855 (stxvl): New expand for store VSX vector with length.
8856 (*stxvl): New insn for store VSX vector with length.
8857 (vcmpneb): New insn for vector of byte compare not equal.
8858 (vcmpnezb): New insn for vector of byte compare not equal or zero.
8859 (vcmpneh): New insn for vector of half word compare not equal.
8860 (vcmpnezh): New insn for vector of half word compare not equal or
8862 (vcmpnew): New insn for vector of word compare not equal.
8863 (vcmpne<VSs>): New insn for vector of float or double compare not
8865 (vcmpnezw): New insn for vector of word compare not equal or zero.
8866 (vclzlsbb): New insn for vector count leading zero
8867 least-significant bits byte.
8868 (vctzlsbb): New insn for vector count trailing zero least
8869 signficant bits byte.
8870 (vextublx): New insn for vector extract unsigned byte left
8872 (vextubrx): New insn for vector extract unsigned byte right
8874 (vextuhlx): New insn for vector extract unsigned half word left
8876 (vextuhrx): New insn for vector extract unsigned half word right
8878 (vextuwlx): New insn for vector extract unsigned word left
8880 (vextuwrx): New insn for vector extract unsigned word right
8882 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
8883 clarify intent of this constant.
8884 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
8885 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
8886 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
8887 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
8888 and vec_xrx functions.
8890 2016-10-18 Andrew Pinski <apinski@cavium.com>
8893 * predict.c (is_exit_with_zero_arg): New function.
8894 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
8897 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
8900 * config/i386/i386.c (legitimize_tls_address)
8901 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
8902 convert dest to Pmode if different than Pmode.
8904 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8906 PR tree-optimization/77916
8907 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
8908 stopgap fix, as pointers with -1 increment are still broken.
8910 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
8912 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
8913 mapping class decoration from here...
8914 (rs6000_xcoff_encode_section): ...to here.
8916 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
8917 if shrink-wrapping and optimizing for speed.
8919 2016-10-18 Richard Biener <rguenther@suse.de>
8921 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8922 not visited but non-executable predecessors. Return taken edge.
8923 Simplify conditions and refactor propagation vs. folding step.
8925 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
8927 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
8928 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
8929 (rs6000_get_separate_components): Assert we do not have those
8930 strategies selected.
8932 2016-10-18 Richard Biener <rguenther@suse.de>
8934 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
8935 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
8937 (substitute_and_fold_dom_walker): Adjust constructor.
8938 (substitute_and_fold_dom_walker::before_dom_children): Remove
8939 do_dce flag and handling (always true).
8940 (substitute_and_fold): Likewise.
8941 * tree-vrp.c (vrp_finalize): Adjust.
8942 (execute_early_vrp): Remove final BB_VISITED clearing.
8943 * tree-ssa-ccp.c (ccp_finalize): Adjust.
8944 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8945 * ira.c (ira): Call clear_bb_flags.
8947 2016-10-18 Richard Biener <rguenther@suse.de>
8949 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
8950 get at the operand to look at with TREE_OPERAND for generic
8953 2016-10-18 David Malcolm <dmalcolm@redhat.com>
8955 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
8957 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
8958 (write_test_expr): Use rtx_reader_ptr for calls to
8960 (write_attr_value): Likewise.
8961 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
8962 call to print_md_ptr_loc.
8963 (write_one_condition): Likewise for calls to print_c_condition.
8964 * genconstants.c: Include "statistics.h" and "vec.h".
8965 (main): Update for conversion to member functions.
8966 * genemit.c (emit_c_code): Use rtx_reader_ptr for
8967 call to print_md_ptr_loc.
8968 * genenums.c: Include "statistics.h" and "vec.h".
8969 (main): Update for conversion of traverse_enum_types to a method.
8970 * genmddeps.c: Include "statistics.h" and "vec.h".
8971 * genoutput.c (process_template): Use rtx_reader_ptr for call to
8973 * genpreds.c (write_predicate_subfunction): Likewise.
8974 (write_predicate_expr): Likewise for calls to print_c_condition.
8975 * genrecog.c (print_test): Likewise.
8976 * gensupport.c (process_rtx): Likewise for calls to
8977 copy_md_ptr_loc and join_c_conditions.
8978 (alter_test_for_insn): Likewise for call to join_c_conditions.
8979 (process_substs_on_one_elem): Likewise.
8980 (gen_mnemonic_setattr): Update for move of string_obstack to a
8981 field of rtx_reader.
8982 (mnemonic_htab_callback): Likewise. Fix formatting.
8983 (gen_mnemonic_attr): Likewise.
8984 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
8985 to print_c_condition.
8986 * read-md.c: Include "statistics.h" and "vec.h".
8987 (string_obstack): Convert this global to field "m_string_obstack"
8988 of class rtx_reader.
8989 (ptr_locs): Likewise, as "m_ptr_locs".
8990 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
8991 (joined_conditions): Likewise, as "m_joined_conditions".
8992 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
8993 (md_constants): Likewise, as "m_md_constants".
8994 (enum_types): Likewise, as "m_enum_types".
8995 (set_md_ptr_loc): Convert to...
8996 (rtx_reader::set_md_ptr_loc): ...member function.
8997 (get_md_ptr_loc): Convert to...
8998 (rtx_reader::get_md_ptr_loc): ...member function.
8999 (copy_md_ptr_loc): Convert to...
9000 (rtx_reader::copy_md_ptr_loc): ...member function.
9001 (fprint_md_ptr_loc): Convert to...
9002 (rtx_reader::fprint_md_ptr_loc): ...member function.
9003 (print_md_ptr_loc): Convert to...
9004 (rtx_reader::print_md_ptr_loc): ...member function.
9005 (join_c_conditions): Convert to...
9006 (rtx_reader::join_c_conditions): ...member function.
9007 (fprint_c_condition): Convert to...
9008 (rtx_reader::fprint_c_condition): ...member function.
9009 (print_c_condition): Convert to...
9010 (rtx_reader::print_c_condition): ...member function.
9011 (read_name): Convert to...
9012 (rtx_reader::read_name): ...member function.
9013 (read_escape): Convert to...
9014 (rtx_reader::read_escape): ...member function.
9015 (read_quoted_string): Convert to...
9016 (rtx_reader::read_quoted_string): ...member function.
9017 (read_braced_string): Convert to...
9018 (rtx_reader::read_braced_string): ...member function.
9019 (read_string): Convert to...
9020 (rtx_reader::read_string): ...member function.
9021 (read_skip_construct): Convert to...
9022 (rtx_reader::read_skip_construct): ...member function.
9023 (handle_constants): Convert to...
9024 (rtx_reader::handle_constants): ...member function.
9025 (traverse_md_constants): Convert to...
9026 (rtx_reader::traverse_md_constants): ...member function.
9027 (handle_enum): Convert to...
9028 (rtx_reader::handle_enum): ...member function.
9029 (lookup_enum_type): Convert to...
9030 (rtx_reader::lookup_enum_type): ...member function.
9031 (traverse_enum_types): Convert to...
9032 (rtx_reader::traverse_enum_types): ...member function.
9033 (rtx_reader::rtx_reader): Move initializations
9034 of various former global data from rtx_reader::read_md_files to
9035 here, as fields, along with the call to unlock_std_streams.
9036 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
9038 (rtx_reader::read_md_files): Move initializations of various
9039 global data from here to the ctor.
9040 * read-md.h (read_name): Convert to...
9041 (rtx_reader::read_name): ...member function.
9042 (rtx_reader::read_escape): New method decl.
9043 (read_quoted_string): Convert to...
9044 (rtx_reader::read_quoted_string): ...member function.
9045 (rtx_reader::read_braced_string): New method decl.
9046 (read_string): Convert to...
9047 (rtx_reader::read_string): ...member function.
9048 (rtx_reader::read_skip_construct): New method decl.
9049 (rtx_reader::set_md_ptr_loc): New method decl.
9050 (rtx_reader::get_md_ptr_loc): New method decl.
9051 (copy_md_ptr_loc): Convert to...
9052 (rtx_reader::copy_md_ptr_loc): ...member function.
9053 (fprint_md_ptr_loc): Convert to...
9054 (rtx_reader::fprint_md_ptr_loc): ...member function.
9055 (print_md_ptr_loc): Convert to...
9056 (rtx_reader::print_md_ptr_loc): ...member function.
9057 (rtx_reader::lookup_enum_type): New method decl.
9058 (rtx_reader::traverse_enum_types): New method decl.
9059 (rtx_reader::handle_constants): New method decl.
9060 (traverse_md_constants): Convert to...
9061 (rtx_reader::traverse_md_constants): ...member function.
9062 (rtx_reader::handle_enum): New method decl.
9063 (rtx_reader::join_c_conditions): New method decl.
9064 (fprint_c_condition): Convert to...
9065 (rtx_reader::fprint_c_condition): ...member function.
9066 (print_c_condition): Convert to...
9067 (rtx_reader::print_c_condition): ...member function.
9068 (rtx_reader::apply_iterator_to_string): New method decl.
9069 (rtx_reader::copy_rtx_for_iterators): New method decl.
9070 (rtx_reader::read_conditions): New method decl.
9071 (rtx_reader::record_potential_iterator_use): New method decl.
9072 (rtx_reader::read_mapping): New method decl.
9073 (rtx_reader::read_rtx): New method decl.
9074 (rtx_reader::read_rtx_code): New method decl.
9075 (rtx_reader::read_rtx_operand): New method decl.
9076 (rtx_reader::read_nested_rtx): New method decl.
9077 (rtx_reader::read_rtx_variadic): New method decl.
9078 (rtx_reader::get_string_obstack): New method.
9079 (rtx_reader::get_md_constants): New method.
9080 (string_obstack): Convert global variable decl to...
9081 (rtx_reader::m_string_obstack): ...this new field.
9082 (rtx_reader::m_ptr_locs): New field.
9083 (rtx_reader::m_ptr_loc_obstack): New field.
9084 (rtx_reader::m_joined_conditions): New field.
9085 (rtx_reader::m_joined_conditions_obstack): New field.
9086 (rtx_reader::m_md_constants): New field.
9087 (rtx_reader::m_enum_types): New field.
9088 * read-rtl.c (apply_iterator_to_string): Convert to...
9089 (rtx_reader::apply_iterator_to_string): ...member function.
9090 (copy_rtx_for_iterators): Convert to...
9091 (rtx_reader::copy_rtx_for_iterators): ...member function.
9092 (add_condition_to_string): Use rtx_reader_ptr for
9093 calls join_c_conditions.
9094 (apply_iterators): Use rtx_reader_ptr for calls to
9095 join_c_conditions and copy_rtx_for_iterators.
9096 (read_conditions): Convert to...
9097 (rtx_reader::read_conditions): ...member function.
9098 (record_potential_iterator_use): Convert to...
9099 (rtx_reader::record_potential_iterator_use): ...member function.
9100 (read_mapping): Convert to...
9101 (rtx_reader::read_mapping): ...member function.
9102 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
9103 (read_rtx): Convert to...
9104 (rtx_reader::read_rtx): ...member function.
9105 (read_rtx_code): Convert to...
9106 (rtx_reader::read_rtx_code): ...member function.
9107 (read_rtx_operand): Convert to...
9108 (rtx_reader::read_rtx_operand): ...member function. Update for move
9109 of string_obstack to a field.
9110 (read_nested_rtx): Convert to..
9111 (rtx_reader::read_nested_rtx): ...member function.
9112 (read_rtx_variadic): Convert to..
9113 (rtx_reader::read_rtx_variadic): ...member function.
9115 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9117 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
9119 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9121 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
9122 for pointer type too.
9123 (ipcp_update_vr): set_ptr_nonnull for pointer.
9125 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9127 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
9128 pt_solution_singleton_p.
9129 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
9130 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
9131 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
9132 pointer nonnull computed by VRP.
9133 Also Conservatively set pt.null to 1.
9134 (pt_solution_reset): Conservatively set pt.null to 1.
9135 (pt_solution_singleton_or_null_p): Renamed from
9136 pt_solution_singleton_p.
9137 * tree-ssanames.h (set_ptr_nonnull): Declare.
9138 (get_ptr_nonnull): Likewise.
9139 * tree-ssanames.c (set_ptr_nonnull): New.
9140 (get_ptr_nonnull): Likewise.
9141 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
9142 (evrp_dom_walker::before_dom_children): Likewise.
9144 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9146 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9147 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9148 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9149 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9150 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
9151 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9152 (rs6000_option_override_internal): Clear it if ABI_AIX.
9153 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9154 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
9156 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9158 * gimple-ssa-strength-reduction.c (record_increment): Remove
9161 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9163 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
9164 that the result is non-zero if it is true.
9165 (maybe_expand_shift): New wrapper around expand_shift_1.
9166 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
9168 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9170 PR tree-optimization/77916
9171 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
9172 Don't allow a MINUS_EXPR for pointer arithmetic for either known
9174 (record_increment): Increments of -1 for unknown strides just use
9175 a multiply initializer like other negative values.
9176 (analyze_increments): Remove stopgap solution for -1 increment
9177 applied to pointer arithmetic.
9179 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
9181 * dominance.c (dom_info::dom_info): Add new constructor for region
9182 which is vector of basic blocks.
9183 (dom_init): New method to initialize members common for both
9185 (dom_info::dom_info): Invoke dom_init for partial initialization.
9186 (dom_info::get_idom): Add check to corner cases on basic blocks which
9188 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
9189 to detect unreachable bbs.
9190 (dom_info::calc_idoms): Likewise.
9191 (compute_dom_fast_query_in_region): New function.
9192 (calculate_dominance_info_for_region): Likewise.
9193 (free_dominance_info_for_region): Likewise.
9194 * dominance.h: Add prototypes for introduced region-based functions
9195 * tree-if-conv.c (build_region): New function.
9196 (if_convertible_loop_p_1): Invoke local version of post-dominators
9197 calculation before basic block predication with subsequent freeing
9198 post-dominator info.
9199 (tree_if_conversion): Remove free of post-dominator info
9200 (pass_if_conversion::execute): Delete detection of infinite loops
9201 and fake edges to exit block since post-dominator calculation is
9202 performed per if-converted loop only.
9204 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
9207 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
9208 register explicitly.
9209 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
9210 optimizing for size.
9212 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9214 * config/aarch64/aarch64.c: Delete inclusion of
9215 cortex-a57-fma-steering.h.
9216 (aarch64_override_options): Delete call
9217 to aarch64_register_fma_steering.
9218 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
9219 * config/aarch64/cortex-a57-fma-steering.h: Delete.
9220 * config/aarch64/aarch64-passes.def: New file.
9221 * config/aarch64/cortex-a57-fma-steering.c
9222 (aarch64_register_fma_steering): Delete definition.
9223 (make_pass_fma_steering): Remove static qualifier.
9224 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
9225 (cortex-a57-fma-steering.o): Remove dependency on
9226 cortex-a57-fma-steering.h.
9228 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9230 * explow.c (validize_mem): Do not modify the argument in-place.
9232 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
9234 * tree-streamer.c (record_common_node): Explicitly list expected
9237 2016-10-17 Richard Biener <rguenther@suse.de>
9239 PR tree-optimization/77988
9240 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
9242 2016-10-17 Marek Polacek <polacek@redhat.com>
9244 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
9246 2016-10-17 Richard Biener <rguenther@suse.de>
9248 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
9251 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9253 PR tree-optimization/71636
9254 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
9256 2016-10-17 Richard Biener <rguenther@suse.de>
9258 * gimplify.c (gimplify_function_tree): Do not move the outer
9261 2016-10-17 Jakub Jelinek <jakub@redhat.com>
9263 * langhooks.h (struct lang_hooks_for_decls): Remove
9264 function_decl_explicit_p, function_decl_deleted_p and
9265 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
9266 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
9267 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9268 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
9269 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
9270 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
9271 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9272 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
9273 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
9274 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
9275 * langhooks.c (lhd_decl_dwarf_attribute): New function.
9276 * dwarf2out.c (gen_subprogram_die): Use
9277 lang_hooks.decls.decl_dwarf_attribute instead of
9278 lang_hooks.decls.function_decl_*.
9280 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
9284 * common.opt (-ftrampolines): New option.
9285 * doc/invoke.texi (Code Gen Options): Document it.
9286 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
9287 * doc/tm.texi: Regenerate.
9288 * builtins.def: Add init_descriptor and adjust_descriptor.
9289 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
9290 on platforms with descriptors.
9291 (expand_builtin_init_descriptor): New function.
9292 (expand_builtin_adjust_descriptor): Likewise.
9293 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
9294 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
9295 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
9296 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
9297 Set STATIC_CHAIN_REG_P on the static chain register, if any.
9298 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
9299 (expand_call): Likewise. Move around call to prepare_call_address
9300 and pass all flags to it.
9301 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
9302 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
9303 (gimple_call_set_by_descriptor): New setter.
9304 (gimple_call_by_descriptor_p): New getter.
9305 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
9306 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
9307 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
9308 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9309 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
9310 * rtl.h (STATIC_CHAIN_REG_P): New macro.
9311 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
9312 * target.def (custom_function_descriptors): New POD hook.
9313 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
9314 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
9315 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
9316 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
9317 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
9318 (build_common_builtin_nodes): Initialize init_descriptor and
9320 * tree-nested.c: Include target.h.
9321 (struct nesting_info): Add 'any_descr_created' field.
9322 (get_descriptor_type): New function.
9323 (lookup_element_for_decl): New function extracted from...
9324 (create_field_for_decl): Likewise.
9325 (lookup_tramp_for_decl): ...here. Adjust.
9326 (lookup_descr_for_decl): New function.
9327 (convert_tramp_reference_op): Deal with descriptors.
9328 (build_init_call_stmt): New function extracted from...
9329 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
9330 * defaults.h (FUNCTION_ALIGNMENT): Define.
9331 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
9332 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9333 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9334 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
9335 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9337 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
9339 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
9340 constants in CONST_VECTORs.
9342 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
9344 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
9345 register as destination of bmask.
9346 (vector_init_bshuffle): Likewise.
9347 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
9348 (bmaskdi_vis): Enable only in 64-bit mode.
9350 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
9352 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
9353 make LR a separately shrink-wrapped component unless savres_strategy
9354 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
9355 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
9356 wrapping when not both {SAVE,REST}_INLINE_GPRS.
9358 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
9360 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
9361 and keep looping on failure.
9363 2016-10-14 David Malcolm <dmalcolm@redhat.com>
9365 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
9367 (print_rtx_function): Update example in comment for...
9368 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
9369 non-virtual pseudos with a '%' sigil followed by the regno, offset
9370 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
9371 pseudo is dumped as "%0".
9373 2016-10-14 Jakub Jelinek <jakub@redhat.com>
9376 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
9379 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
9381 * config/sparc/sparc-passes.def: New file.
9382 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
9383 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
9384 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
9386 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
9388 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
9389 loop peel to loops with exit test at the beginning.
9391 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
9393 PR rtl-optimization/68212
9394 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
9395 frequency when computing scale factor for peeled copies.
9396 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
9397 values for switch/peel blocks/edges.
9399 2016-10-14 Pedro Alves <palves@redhat.com>
9401 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
9403 2016-10-14 Catherine Moore <clm@codesourcery.com>
9405 * config/mips/mips.c (mips_prepare_pch_save): Initialize
9406 micromips_globals to zero.
9408 2016-10-14 Richard Biener <rguenther@suse.de>
9410 PR tree-optimization/77979
9411 * tree-vrp.c (compare_name_with_value): Handle released SSA names
9412 in the equivalency sets.
9413 (compare_names): Likewise.
9415 2016-10-14 Martin Liska <mliska@suse.cz>
9417 * builtins.h(target_char_cst_p): Declare the function.
9418 * builtins.c (fold_builtin_memchr): Remove.
9419 (target_char_cst_p): Move the function from gimple-fold.c.
9420 (fold_builtin_3): Do not call the function.
9421 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
9422 (gimple_fold_builtin): Call the function.
9423 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
9425 2016-10-14 Martin Liska <mliska@suse.cz>
9427 * builtins.c (fold_builtin_strcmp): Remove function.
9428 (fold_builtin_strncmp): Likewise.
9429 (fold_builtin_2): Remove call of the function.
9430 (fold_builtin_3): Likewise.
9431 * fold-const-call.c (fold_const_call): Add constant folding
9432 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
9433 * fold-const-call.h (build_cmp_result): Declare the function.
9434 * gimple-fold.c (gimple_load_first_char): New function.
9435 (gimple_fold_builtin_string_compare): Likewise.
9436 (gimple_fold_builtin): Call the function.
9438 2016-10-14 Nathan Sidwell <nathan@acm.org>
9440 * gcov-io.c (gcov_open): Deconstify 'mode'.
9442 2016-10-14 Martin Liska <mliska@suse.cz>
9444 * fold-const.c (c_getstr): Support of properly \0-terminated
9445 string constants. New argument is added.
9446 * fold-const.h: New argument is added.
9448 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9450 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
9452 (aarch64_print_hint_for_core): Likewise.
9453 (aarch64_print_hint_for_arch): Likewise.
9454 (aarch64_validate_march): Use it. Fix indentation in type signature.
9455 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
9456 (aarch64_validate_mtune): Likewise.
9457 (aarch64_handle_attr_arch): Likewise.
9458 (aarch64_handle_attr_cpu): Likewise.
9459 (aarch64_handle_attr_tune): Likewise.
9461 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9463 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
9466 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
9468 * config/m68k/m68k.c (m68k_option_override): Check
9469 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
9470 instead of stack_limit_rtx.
9472 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9474 * dwarf2out.c (gen_member_die): Handle inline static data member
9477 2016-10-13 Nathan Sidwell <nathan@acm.org>
9479 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
9480 gcov_var.mode. Remove unnecessary fstat.
9482 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
9485 * function.c (thread_prologue_and_epilogue_insns): Call all
9486 make_*logue_seq in the same order as traditional. Call them
9487 all a second time if shrink_wrapped_separate.
9489 2016-10-13 Marek Polacek <polacek@redhat.com>
9491 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9492 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
9495 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9497 PR tree-optimization/77937
9498 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
9499 to infinite when we have a pointer with an increment of -1.
9501 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9503 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
9505 * memmodel.h: This file.
9506 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
9507 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
9508 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
9509 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
9510 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
9511 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
9512 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
9513 compare-elim.c, config/aarch64/aarch64-builtins.c,
9514 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
9515 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
9516 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
9517 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
9518 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
9519 config/darwin.c, config/epiphany/epiphany.c,
9520 config/epiphany/mode-switch-use.c,
9521 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
9522 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
9523 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
9524 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
9525 config/m68k/m68k.c, config/mcore/mcore.c,
9526 config/microblaze/microblaze.c, config/mmix/mmix.c,
9527 config/mn10300/mn10300.c, config/moxie/moxie.c,
9528 config/msp430/msp430.c, config/nds32/nds32-cost.c,
9529 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
9530 config/nds32/nds32-memory-manipulation.c,
9531 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
9532 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
9533 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
9534 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
9535 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
9536 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
9537 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
9538 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
9539 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
9540 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
9541 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
9542 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
9543 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
9544 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
9545 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
9546 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
9547 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
9548 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
9549 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
9550 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
9551 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
9552 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
9553 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
9554 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
9555 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
9556 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
9557 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
9558 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
9559 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
9560 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
9561 var-tracking.c, varasm.c: Include memmodel.h.
9562 * genattrtab.c (write_header): Include memmodel.h in generated file.
9563 * genautomata.c (main): Likewise.
9564 * gengtype.c (open_base_files): Likewise.
9565 * genopinit.c (main): Likewise.
9566 * genconditions.c (write_header): Include memmodel.h earlier in
9568 * genemit.c (main): Likewise.
9569 * genoutput.c (output_prologue): Likewise.
9570 * genpeep.c (main): Likewise.
9571 * genpreds.c (write_insn_preds_c): Likewise.
9572 * genrecog.c (write_header): Likewise.
9573 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
9575 2016-10-13 David Malcolm <dmalcolm@redhat.com>
9577 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
9578 for new "compact" param of print_rtx_function. Check for "cinsn"
9580 * print-rtl-function.c (flag_compact): New decl.
9581 (print_rtx_function): Add param "compact" and use it to set
9582 flag_compact, adding a description of the effect to the leading
9583 comment, and updating the example output.
9584 * print-rtl.c (flag_compact): New variable.
9585 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
9587 (print_rtx_operand_code_i): When printing source locations, wrap
9588 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
9589 (print_rtx_operand_code_r): Don't print regnos for hard regs and
9590 virtuals in compact mode.
9591 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
9592 apart from in LABEL_REFs.
9593 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
9594 Don't print basic block ids in compact mode.
9595 (print_rtx): In compact mode, prefix the code of insns with "c",
9596 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
9597 * print-rtl.h (print_rtx_function): Add "compact" param.
9599 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9601 * arm.h (TARGET_VFP): Delete.
9602 (TARGET_VFPD32): Remove references to TARGET_VFP.
9603 (TARGET_VFP3, TARGET_VFP5): Likewise.
9604 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
9605 (TARGET_NEON_FP16): Likewise.
9606 (TARGET_FMA): Likewise.
9607 (TARGET_CRYPTO): Likewise.
9608 (TARGET_NEON): Likewise.
9609 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9610 (FUNCTION_ARG_REGNO_P): Likewise.
9611 * arm.c (arm_option_check_internal): Likewise.
9612 (arm_option_override): Likewise.
9613 (use_return_insn): Likewise.
9614 (arm_function_value_regno_p): Likewise.
9615 (arm_apply_result_size): Likewise.
9616 (use_vfp_abi): Likewise.
9617 (arm_legitimate_address_outer_p): Likewise.
9618 (thumb2_legitimate_address_p): Likewise.
9619 (arm_legitimate_index_p): Likewise.
9620 (thumb2_legitimate_index_p): Likewise.
9621 (arm_legitimate_address): Likewise.
9622 (arm_get_vfp_saved_size): Likewise.
9623 (arm_emit_vfp_multi_reg_pop): Likewise.
9624 (arm_get_frame_offsets): Likewise.
9625 (arm_save_coproc_regs): Likewise.
9626 (arm_hard_regno_mode_ok): Likewise.
9627 (arm_expand_epilogue_apcs_frame): Likewise.
9628 (arm_expand_epilogue): Likewise.
9629 (arm_file_start): Likewise.
9630 (arm_conditional_register_usage): Likewise.
9631 (arm_validize_comparison): Use vfp_compare_operand directly.
9632 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
9633 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
9635 (arm_atomic_assign_expand_fenv): Likewise.
9636 * arm.md (divsf3): Likewise.
9637 (arm_negsi2): Likewise.
9639 (arm_movdi): Likewise.
9640 (arm_movt): Likewise.
9641 (cbranchsf4): Change predicate to vfp_compare_operand.
9642 (cbranchdf4): Change predicate to vfp_compare_operand.
9643 (cstorehf4): Change predicate to vfp_compare_operand.
9644 (cstoresf4): Change predicate to vfp_compare_operand.
9645 (cstoredf4): Change predicate to vfp_compare_operand.
9646 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
9647 (movhi_insn_arch4, movhi_bytes): Likewise.
9648 * constraints.md (Dt): Likewise.
9650 * iterators.md (SDF): Likewise.
9651 * predicates.md (arm_float_compare_operand): Delete.
9652 (const_double_vcvt_power_of_two_reciprocal): Remove references to
9654 (const_double_vcvt_power_of_two): Likewise.
9655 * thumb2.md thumb2_movsi_insn): Likewise.
9656 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
9657 (movhf_vfp): Likewise.
9658 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
9659 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
9660 (movsf_vfp, thumb2_movsf_vfp): Likewise.
9661 (movdf_vfp, thumb2_movdf_vfp): Likewise.
9662 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
9663 (subsf3_vfp, divsf3_vfp): Likewise.
9664 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
9665 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
9666 (mulsf3negsfsubsf_vfp): Likewise.
9667 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
9668 (floatunssisf2, sqrtsf2_vfp): Likewise.
9669 (movcc_vfp): Likewise.
9670 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
9671 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
9672 (push_multi_vfp): Likewise.
9673 (set_fpscr, get_fpscr): Likewise.
9674 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
9676 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9678 * arm.h (TARGET_VFP): Unconditionally define to 1.
9679 (arm_fpu_desc): Remove 'model' field.
9680 (TARGET_FPU_MODEL): Delete.
9681 * arm.c (all_fpus): Don't initialize the model field.
9682 (arm_can_inline_p): Don't check the FPU model.
9683 * arm-fpus.def: Remove redundant model field from all FPU
9686 2016-10-13 Richard Biener <rguenther@suse.de>
9689 * genmatch.c (struct capture): Add value_match member.
9690 (commutate): Preserve value_match.
9691 (lower_opt_convert): Likewise.
9692 (lower_cond): Likewise.
9693 (replace_id): Likewise.
9694 (struct dt_operand): Add value_match member.
9695 (decision_tree::cmp_node): Compare it.
9696 (decision_tree::insert_operand): Honor it when finding and
9697 when appending a DT_MATCH.
9698 (dt_operand::gen_match_op): Generate a type check after
9699 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
9700 (parser::get_internal_capture_id): New helper.
9701 (parser::finish_match_operand): New function lowering @@<id>.
9702 (parser::parse_capture): Parse @@<id> as value-match.
9703 (parser::parse_expr): Use get_internal_capture_id.
9704 (parser::parse_simplify): Call finish_match_operand.
9705 (walk_captures): New helper.
9706 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
9708 ((X /[ex] A) * A -> X): Likewise.
9709 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
9710 convert[12] and value-matching.
9711 ((A | B) & (A | C) -> A | (B & C)): Likewise.
9712 ((X | Y) | Y -> X | Y): Likewise.
9713 ((X ^ Y) ^ Y -> X): Likewise.
9714 (A - (A & B) -> ~B & A): Likewise.
9715 ((T)(P + A) - (T)P -> (T) A): Likewise.
9716 ((T)P - (T)(P + A) -> -(T) A): Likewise.
9717 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
9718 * doc/match-and-simplify.texi: Amend capture section.
9720 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9722 * config/arc/arc.md (umul_600): Remove predicated variant.
9723 (umul64_600): Likewise.
9725 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9727 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
9729 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9731 * tree-vect-loop.c (loop_niters_no_overflow): New func.
9732 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
9733 no-overflow information to vect_do_peeling_for_loop_bound and
9734 vect_gen_vector_loop_niters.
9736 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9738 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
9741 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9743 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
9744 adjust_vec automatically.
9745 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
9746 param exit_bb to guard_to.
9747 (slpeel_checking_verify_cfg_after_peeling):
9748 (set_prologue_iterations):
9749 (create_lcssa_for_virtual_phi): New func which is factored out from
9750 slpeel_tree_peel_loop_to_edge.
9751 (slpeel_tree_peel_loop_to_edge):
9752 (iv_phi_p): New func.
9753 (vect_can_advance_ivs_p): Call iv_phi_p.
9754 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
9755 new gimple stmts in basic block.
9756 (vect_gen_niters_for_prolog_loop): Rename to...
9757 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
9758 adjust implementation.
9759 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
9760 sizetype if necessary.
9761 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
9762 it to external function.
9763 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
9764 (vect_gen_vector_loop_niters_mult_vf): New.
9765 (slpeel_update_phi_nodes_for_loops): New.
9766 (slpeel_update_phi_nodes_for_guard1): Reimplement.
9767 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
9768 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
9769 * tree-vect-loop.c (vect_build_loop_niters): Move to file
9770 tree-vect-loop-manip.c
9771 (vect_generate_tmps_on_preheader): Delete.
9772 (vect_transform_loop): Rename vectorization_factor to vf. Call
9773 vect_do_peeling instead of vect_do_peeling-* functions.
9774 * tree-vectorizer.h (vect_do_peeling): New decl.
9775 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
9776 (vect_do_peeling_for_loop_bound): Delete.
9777 (vect_do_peeling_for_alignment): Delete.
9779 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9781 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
9782 duplicated loop after its preheader and after the original loop.
9784 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9786 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
9787 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
9789 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9791 * tree-vect-loop.c (vectorizable_live_operation): Support handling
9792 for live variable outside loop but not in lcssa form.
9794 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9796 * cfg.c (reset_original_copy_tables): New func.
9797 * cfg.h (reset_original_copy_tables): New decl.
9799 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9802 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
9804 * varasm.c (default_binds_local_p_3): Formatting fix.
9806 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9808 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
9810 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
9811 Remove useless code.
9813 2016-10-13 Martin Liska <mliska@suse.cz>
9815 PR tree-optimization/77943
9816 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
9817 a different EH landing pads.
9819 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9822 * hooks.h (hook_tree_void_null): Declare.
9823 * hooks.c (hook_tree_void_null): New function.
9824 * langhooks.c (lhd_return_null_tree_v): Remove.
9825 * langhooks-def.h (lhd_return_null_tree_v): Remove.
9826 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
9827 set y to const0_rtx.
9828 * function.c (stack_protect_epilogue): Likewise.
9829 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
9830 if TARGET_THREAD_SSP_OFFSET is defined.
9831 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9832 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9833 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9834 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9835 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9836 (ix86_stack_protect_guard): New function.
9838 2016-10-13 Richard Biener <rguenther@suse.de>
9840 * dwarf2out.c (tree_add_const_value_attribute): Do not try
9841 rtl_for_decl_init during early phase.
9842 (gen_variable_die): Do not create locations during early phase.
9843 (gen_label_die): Likewise.
9844 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
9847 2016-10-12 Richard Biener <rguenther@suse.de>
9849 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
9850 try_add_new_range and made to eturn new range.
9851 (evrp_dom_walker::before_dom_children): Push op1 value range before
9852 pushing op0 value range.
9854 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9856 PR tree-optimization/77937
9857 * gimple-ssa-strength-reduction.c (analyze_increments): Use
9858 POINTER_TYPE_P on the candidate type to determine whether
9859 candidates in this chain require pointer arithmetic.
9861 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
9863 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
9864 correction if the type is smaller than a word.
9865 (visium_select_cc_mode): Add ... fall through ... comment.
9867 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9869 * config/rs6000/rs6000.c (machine_function): Add new fields
9870 gpr_is_wrapped_separately and lr_is_wrapped_separately.
9871 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
9872 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
9873 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
9874 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
9875 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
9876 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
9877 (rs6000_get_separate_components): New function.
9878 (rs6000_components_for_bb): New function.
9879 (rs6000_disqualify_components): New function.
9880 (rs6000_emit_prologue_components): New function.
9881 (rs6000_emit_epilogue_components): New function.
9882 (rs6000_set_handled_components): New function.
9883 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
9884 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
9885 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
9886 (rs6000_emit_epilogue): Don't emit GPR restores if
9887 gpr_is_wrapped_separately for that register. Don't make a
9888 REG_CFA_RESTORE note for registers we did not restore, either.
9890 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9892 * function.c (thread_prologue_and_epilogue_insns): Call
9893 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
9894 if it has possibly changed. Compute the split_prologue_seq and
9895 epilogue_seq later, too.
9896 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
9897 (dump_components): New function.
9898 (struct sw): New struct.
9900 (init_separate_shrink_wrap): New function.
9901 (fini_separate_shrink_wrap): New function.
9902 (place_prologue_for_one_component): New function.
9903 (spread_components): New function.
9904 (disqualify_problematic_components): New function.
9905 (emit_common_heads_for_components): New function.
9906 (emit_common_tails_for_components): New function.
9907 (insert_prologue_epilogue_for_components): New function.
9908 (try_shrink_wrapping_separate): New function.
9909 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
9911 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9913 * regrename.c (build_def_use): Invalidate chains that have a
9914 REG_CFA_RESTORE on some instruction.
9916 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9918 * dce.c (delete_unmarked_insns): Don't delete instructions with
9919 a REG_CFA_RESTORE note.
9921 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9923 * common.opt (-fshrink-wrap-separate): New flag.
9924 * doc/invoke.texi: Document it.
9925 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
9926 * doc/tm.texi: Regenerate.
9927 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
9928 * target.def (shrink_wrap): New hook vector.
9929 (get_separate_components, components_for_bb, disqualify_components,
9930 emit_prologue_components, emit_epilogue_components,
9931 set_handled_components): New hooks.
9933 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9935 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
9936 vector return by reference only if -Wpsabi.
9937 (rs6000_pass_by_reference): Similarly, for argument passing.
9939 2016-10-12 David Malcolm <dmalcolm@redhat.com>
9941 * function-tests.c: Include "print-rtl.h".
9942 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
9943 function, and verify what is dumped.
9944 * print-rtl-function.c (print_edge): New function.
9945 (begin_any_block): New function.
9946 (end_any_block): New function.
9947 (can_have_basic_block_p): New function.
9948 (print_rtx_function): Track the basic blocks of insns in the
9949 chain, wrapping those that are within blocks within "(block)"
9950 directives. Remove the "(cfg)" directive.
9952 2016-10-12 David Malcolm <dmalcolm@redhat.com>
9954 * selftest.c (selftest::read_file): New function.
9955 (selftest::test_read_file): New function.
9956 (selftest::selftest_c_tests): Call test_read_file.
9957 * selftest.h (selftest::read_file): New decl.
9959 2016-10-12 Richard Biener <rguenther@suse.de>
9962 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
9965 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
9967 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
9969 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
9970 dwarf2out_assembly_start.
9972 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
9974 * Makefile.in (SELFTEST_FLAGS): New variable.
9975 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
9977 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
9980 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
9982 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
9983 dumped in RTL dumps.
9985 2016-10-12 Martin Liska <mliska@suse.cz>
9987 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
9988 (gimple_fold_builtin_memory_op): Use the function.
9989 (gimple_fold_builtin_strchr): Likewise.
9990 (gimple_fold_builtin_strcat): Likewise.
9991 (gimple_build): Likewise.
9993 2016-10-12 Nathan Sidwell <nathan@acm.org>
9995 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
9997 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
9999 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
10000 equivalent 32-bit constant (modulo 2**32) when that yields
10001 smaller instructions.
10002 (size_of_int_loc_descriptor): Update accordingly.
10004 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
10006 * dwarf2out.c (dwarf2out_early_global_decl): For nested
10007 functions, call dwarf2out_decl on the parent function first.
10009 2016-10-12 Richard Biener <rguenther@suse.de>
10011 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
10014 2016-10-12 Richard Biener <rguenther@suse.de>
10016 * tree-ssa-propagate.c
10017 (substitute_and_fold_dom_walker::before_dom_children): Do not
10018 ignore ASSERT_EXPRs but only preserve them.
10019 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
10020 that have been propagated into.
10021 (vrp_finalize): Enable DCE for substitute_and_fold.
10023 2016-10-12 Richard Biener <rguenther@suse.de>
10025 PR tree-optimization/77920
10026 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
10027 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
10028 (simplify_abs_using_ranges): Likewise.
10029 (simplify_conversion_using_ranges): Likewise.
10030 (simplify_stmt_using_ranges): Adjust.
10032 2016-10-12 Jakub Jelinek <jakub@redhat.com>
10034 PR tree-optimization/77929
10035 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
10036 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
10038 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10041 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
10042 needs a base register for arg 1.
10044 2016-10-12 Jakub Jelinek <jakub@redhat.com>
10046 * common.opt (Wimplicit-fallthrough) Turn into alias to
10047 -Wimplicit-fallthrough=3. Remove EnabledBy.
10048 (Wimplicit-fallthrough=): New option.
10049 * gimplify.c (warn_implicit_fallthrough_r): Use
10050 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
10051 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
10052 to -Wimplicit-fallthrough=3.
10053 (-Wimplicit-fallthrough=): Document.
10055 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10057 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
10058 and GEU in DImode if TARGET_SUBXC.
10059 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
10060 (seqdi<W:mode>_zero_subxc): Delete.
10061 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
10062 (neg_seqdi<W:mode>_zero_vis3): Delete.
10063 (plus_seqdi<W:mode>_zero): Likewise.
10064 (minus_seqdi<W:mode>_zero): Likewise.
10065 (plus_plus_sltu<W:mode>): Accept only register.
10066 (addx<W:mode>): Likewise.
10067 (plus_sltu<W:mode>_vis3): Likewise.
10068 (plus_plus_sltu<W:mode>_vis3): Likewise.
10069 (neg_sgeu<W:mode>_vis3): Delete.
10070 (minus_sgeu<W:mode>_vis3): Likewise.
10071 (addxc<W:mode>): Accept only registers.
10072 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
10073 (minus_neg_sltu<W:mode>_subxc): Accept only register.
10074 (neg_plus_sltu<W:mode>_subxc): Likewise.
10075 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
10076 (minus_minus_sltu<W:mode>_subxc): Accept only register.
10077 (sgeu<W:mode>_insn_subxc): Delete.
10078 (plus_sgeu<W:mode>_subxc): Likewise.
10079 (subxc<W:mode>): Accept only register.
10080 (scc splitter): Split always GEU again.
10082 2016-10-11 Jeff Law <law@redhat.com>
10084 PR tree-optimization/77424
10085 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
10086 dead conditionals. Assert that all e->aux fields are NULL.
10088 2016-10-11 David Malcolm <dmalcolm@redhat.com>
10090 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
10091 operand-printing "switch" statement into...
10092 (print_rtx_operand_code_0): ...this new function, ...
10093 (print_rtx_operand_code_e): ...this new function, ...
10094 (print_rtx_operand_codes_E_and_V): ...this new function, ...
10095 (print_rtx_operand_code_i): ...this new function, ...
10096 (print_rtx_operand_code_r): ...this new function, ...
10097 (print_rtx_operand_code_u): ...this new function, ...
10098 (print_rtx_operand): ...and this new function.
10100 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
10102 * config/alpha/alpha-passes.def: New file.
10103 * config/alpha/t-alpha: New file.
10104 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
10105 (make_pass_handle_trap_shadows): New prototype.
10106 (make_pass_align_insns): Ditto.
10107 * config/alpha/alpha.c (alpha_option_override): Don't register
10109 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
10111 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10114 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
10115 distinct __ibm128 IBM extended double type if long doubles are
10116 128-bits and the default format for long double is IEEE 128-bit.
10118 2016-10-11 Richard Biener <rguenther@suse.de>
10120 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
10121 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
10122 (verify_die): New function.
10123 (dwarf2out_finish): Call it.
10124 (output_line_info): Handle case of -gsplit-dwarf without
10125 DWARF2_ASM_LINE_DEBUG_INFO.
10127 2016-10-11 Richard Biener <rguenther@suse.de>
10130 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
10131 sub-chains of BLOCK_VARS and gimple_bind_vars.
10133 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10135 * config/i386/znver1.md : Fix imov/imovx load type reservations.
10137 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10139 * config/sparc/sparc.opt (msubxc): New option.
10140 * doc/invoke.texi (SPARC options): Document it and tidy up.
10141 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
10142 * doc/tm.texi: Regenerate.
10143 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
10145 (CCX_NOOV): Rename into...
10149 * config/sparc/predicates.m (fcc_register_operand): Simplify.
10150 (fcc0_register_operand): Likewise.
10151 (icc_register_operand): New.
10152 (icc_or_fcc_register_operand): Simplify.
10153 (nz_comparison_operator): New.
10154 (c_comparison_operator): Likewise.
10155 (noov_compare_operator): Rename into...
10156 (icc_comparison_operator): ...this. Use above predicates.
10157 (noov_compare64_operator): Rename into...
10158 (v9_comparison_operator): ...this and tidy up.
10159 (fcc_comparison_operator): New.
10160 (icc_or_fcc_comparison_operator): Likewise.
10161 (v9_register_compare_operator): Rename info...
10162 (v9_register_comparison_operator): ...this.
10163 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
10164 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
10166 (sparc_fixed_condition_code_regs): New function.
10167 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
10168 renaming and add support for CCC/CCXC.
10169 (output_cbranch): Likewise.
10170 (sparc_print_operand): Likewise.
10171 (gen_v9_scc): Remove obsolete assertion.
10172 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
10173 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
10174 (output_cbcond): Remove bogus handling of CC modes.
10175 (sparc_register_move_cost): Return 100 for NO_REGS.
10176 * config/sparc/sparc.md (W): New mode iterator.
10177 (length): Adjust for noov_compare64_operator renaming.
10178 (cmpsi_sne): New instruction.
10179 (cmpdi_sne): Likewise.
10180 (seqdi_special): Delete.
10181 (seqdi_special): Likewise.
10182 (snesi<P:mode>_special): Likewise.
10183 (snedi_special): Likewise.
10184 (snedi_special_vis3): Likewise.
10185 (snesi patterns): Use W iterator.
10186 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
10187 (sltu patterns): Likewise.
10188 (sgeu patterns): Likewise.
10189 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
10190 (normal_branch): Use icc_comparison_operator predicate.
10191 (inverted_branch): Likewise.
10192 (cbcond_sp32): Use comparison_operator predicate.
10193 (cbcond_sp64): Likewise.
10194 (normal_int_branch_sp64): Adjust for renaming
10195 (inverted_int_branch_sp64): Likewise.
10196 (mov<I:mode>_cc_reg_sp64): Likewise.
10197 (movsf_cc_reg_sp6): Likewise.
10198 (movdf_cc_reg_sp64): Likewise.
10199 (movtf_cc_reg_hq_sp64): Likewise.
10200 (movtf_cc_reg_sp64): Likewise.
10201 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
10202 (movsf_cc_v9): Likewise.
10203 (movdf_cc_v9): Likewise.
10204 (movtf_cc_hq_v9): Likewise.
10205 (movtf_cc_v9): Likewise.
10206 (adddi3): Call gen_adddi3_sp32.
10207 (adddi3_insn_sp32): Rename to...
10208 (adddi3_sp32): ...this. Accept only register_operand as operand #1
10209 and use CCCmode for the carry.
10210 (addx_extend_sp32): Use CCCmode for the carry.
10211 (addx_extend_sp64): Delete.
10212 (adddi3_extend_sp32): Use CCCmode for the carry.
10213 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
10214 (subdi3): Call gen_subdi3_sp32.
10215 (subdi3_insn_sp32): Rename to...
10216 (subdi3_sp32): ...this and use CCmode for the carry.
10217 (subx_extend_sp32): Use CCCmode for the carry.
10218 (subx_extend_sp64): Delete.
10219 (subdi3_extend_sp32): Use CCmode for the carry.
10220 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
10221 (negdi3): Call gen_negdi3_sp32.
10222 (negdi3_sp32): Use CCCmode for the carry.
10223 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
10224 (cmp_nz_ashift_1): Use CCNZ mode.
10225 (cmp_nz_set_ashift_1): Likewise.
10226 (ctrapsi4): Use comparison_operator predicate.
10227 (ctrapdi4): Likewise.
10228 (trapsi_insn): Use icc_comparison_operator predicate.
10229 (trapdi_insn): Likewise.
10230 (edge8 patterns): Use CCNZmode.
10231 (edge16 patterns): Likewise.
10232 (edge32 patterns): Likewise.
10234 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10236 * config/visium/visium-modes.def (CC_NOOV): Rename into...
10238 (CC_BTST): Rename into...
10240 * config/visium/predicates.md (real_add_operand): New.
10241 (visium_btst_operator): Rename into...
10242 (visium_equality_comparison_operator): ...this.
10243 (visium_noov_operator): Rename into...
10244 (visium_nz_comparison_operator): ...this.
10245 (visium_c_comparison_operator): New.
10246 (visium_branch_operator): Adjust and deal with all CC modes.
10247 * config/visium/visium.c (visium_adjust_cost): Adjust.
10248 (visium_split_double_add): Use the *_set_carry patterns.
10249 (visium_select_cc_mode): Add support for CCC mode and adjust.
10250 (output_cbranch): Adjust and use the carry-based operators for
10251 floating-point comparisons.
10252 * config/visium/visium.md (flags_subst_arith): Adjust.
10253 (addsi3_insn_set_carry): New instruction.
10254 (subsi3_insn_set_carry): Likewise.
10255 (negsi2_insn_set_carry): Likewise.
10257 (cmp<mode>_sne): Likewise.
10258 (cbranch<mode>4): Use ordered_comparison_operator.
10259 (cbranch<mode>4_insn): Likewise.
10260 (cbranchsi4_btst_insn): Adjust.
10262 2016-10-11 Tom de Vries <tom@codesourcery.com>
10264 PR middle-end/77558
10265 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
10268 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10270 * tree.h (build_complex_type): Add second parameter with default.
10271 * tree.c (build_complex_type): Add NAMED second parameter and adjust
10272 recursive call. Create a TYPE_DECL only if NAMED is true.
10273 (build_common_tree_nodes): Pass true in calls to build_complex_type.
10275 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
10277 New avr-passes.def to register AVR specific passes.
10279 * config/avr/avr-passes.def: New file.
10280 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
10281 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
10282 (make_avr_pass_recompute_note): New proto.
10283 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
10284 (avr_pass_recompute_notes): Use anonymous namespace.
10285 (avr_register_passes): Remove function...
10286 (avr_option_override): ...and its call.
10288 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
10290 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
10291 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
10292 PTF_AVOID_BRANCHLIKELY_SPEED for others.
10293 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
10295 * config/mips/mips.c (mips_option_override): Enable the branch
10296 likely depending on the tune flags and optimization level.
10297 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
10298 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
10299 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
10300 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
10302 2016-10-11 Richard Biener <rguenther@suse.de>
10304 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
10305 (output_function): Properly stream the whole block tree.
10306 * lto-streamer-in.c (input_function): Likewise.
10308 2016-10-11 Marek Polacek <polacek@redhat.com>
10310 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
10312 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10314 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
10315 (evrp_dom_walker::before_dom_children): Infer and push new value
10316 ranges for x in y < x.
10318 2016-10-10 Joseph Myers <joseph@codesourcery.com>
10321 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
10322 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
10323 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10324 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10325 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
10326 (IA64_NO_LIBGCC_TFMODE): Likewise.
10328 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10330 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
10333 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
10335 * config.gcc: Add aarch64-*-freebsd* support.
10336 * config.host: Likewise.
10337 * config/aarch64/aarch64-freebsd.h: New file.
10338 * config/aarch64/t-aarch64-freebsd: Ditto.
10340 2016-10-10 Jeff Law <law@redhat.com>
10342 PR tree-optimization/71947
10343 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
10344 B with A within a single statement.
10346 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10348 PR tree-optimization/77824
10349 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
10350 zero cost for copies.
10351 (find_candidates_dom_walker::before_dom_children): Replace
10352 MODIFY_EXPR with SSA_NAME.
10353 (replace_mult_candidate): Likewise.
10354 (replace_profitable_candidates): Likewise.
10356 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10358 * config/s390/s390.h: Wrap more macros args in brackets and fix
10360 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
10362 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
10364 2016-10-10 Andreas Schwab <schwab@suse.de>
10367 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
10368 pseudo is not DImode.
10370 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
10372 * common/config/arc/arc-common.c (arc_option_optimization_table):
10373 Remove compact casesi option.
10374 * config/arc/arc.c (arc_override_options): Use compact casesi
10375 option only for pre-ARCv2 cores.
10376 * doc/invoke.texi (mcompact-casesi): Update text.
10378 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10380 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
10381 Add macro to say we can efficiently handle overlapping unaligned
10383 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
10384 poor code for processors older than p8.
10386 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
10388 * gen-pass-instances.awk: Remove GNUism.
10390 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10392 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
10393 NULL of (*ipcp_transformations)][node->uid].
10395 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
10397 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
10398 (MALLOC_ABI_ALIGNMENT): Define.
10400 2016-10-09 Jakub Jelinek <jakub@redhat.com>
10402 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
10403 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
10404 VAR_OR_FUNCTION_DECL_P macros.
10405 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
10406 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
10407 chkp_find_bounds_1): Likewise.
10408 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
10409 * hsa-gen.c (get_symbol_for_decl): Likewise.
10410 * cgraphunit.c (check_global_declaration, analyze_functions,
10411 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
10413 * gimple-fold.c (can_refer_decl_in_current_unit_p,
10414 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
10416 * tree.c (set_decl_section_name, copy_node_stat,
10417 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
10418 merge_dllimport_decl_attributes, handle_dll_attribute,
10419 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
10420 verify_type): Likewise.
10421 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
10422 find_explicit_erroneous_behavior): Likewise.
10423 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
10424 * ipa.c (process_references): Likewise.
10425 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
10426 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
10427 notice_global_symbol, assemble_variable, mark_decl_referenced,
10428 build_constant_desc, output_constant_def_contents, do_assemble_alias,
10429 make_decl_one_only, default_section_type_flags,
10430 categorize_decl_for_section, default_encode_section_info): Likewise.
10431 * trans-mem.c (requires_barrier): Likewise.
10432 * gimple-expr.c (mark_addressable): Likewise.
10433 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
10434 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
10435 expand_debug_expr): Likewise.
10436 * tree-dump.c (dequeue_and_dump): Likewise.
10437 * ubsan.c (instrument_bool_enum_load): Likewise.
10438 * tree-pretty-print.c (print_declaration): Likewise.
10439 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10440 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
10441 * asan.c (asan_protect_global, instrument_derefs): Likewise.
10442 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
10443 pass_build_ssa::execute): Likewise.
10444 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
10445 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
10447 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
10449 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
10450 can_be_nonlocal, remap_decls, copy_debug_stmt,
10451 initialize_inlined_parameters, add_local_variables,
10452 reset_debug_binding, replace_locals_op): Likewise.
10453 * dse.c (can_escape): Likewise.
10454 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
10456 * tree-diagnostic.c (default_tree_printer): Likewise.
10457 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
10458 unpack_ts_decl_with_vis_value_fields,
10459 lto_input_ts_decl_common_tree_pointers): Likewise.
10460 * builtins.c (builtin_save_expr, fold_builtin_expect,
10461 readonly_data_expr): Likewise.
10462 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
10463 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
10465 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
10466 * gimplify.c (force_constant_size, gimplify_bind_expr,
10467 gimplify_decl_expr, gimplify_var_or_parm_decl,
10468 gimplify_compound_lval, gimplify_init_constructor,
10469 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
10470 gimplify_type_sizes): Likewise.
10471 * cgraphbuild.c (record_reference, record_type_list, mark_address,
10472 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
10473 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
10474 remove_unused_locals): Likewise.
10475 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
10476 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
10477 * function.c (instantiate_expr, instantiate_decls_1,
10478 setjmp_vars_warning, add_local_decl): Likewise.
10479 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
10481 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
10482 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
10483 optimize_va_list_gpr_fpr_size): Likewise.
10484 * tree-nrv.c (pass_nrv::execute): Likewise.
10485 * tsan.c (instrument_expr): Likewise.
10486 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10487 * vtable-verify.c (verify_bb_vtables): Likewise.
10488 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
10489 get_ref_base_and_extent): Likewise.
10490 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
10492 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
10493 analyze_all_variable_accesses): Likewise.
10494 * tree-nested.c (get_nonlocal_debug_decl,
10495 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
10496 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
10497 get_local_debug_decl, convert_local_omp_clauses,
10498 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
10500 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
10501 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
10502 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
10503 dbxout_symbol, dbxout_common_check): Likewise.
10504 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
10505 string_constant): Likewise.
10506 * hsa.c (hsa_get_declaration_name): Likewise.
10507 * passes.c (rest_of_decl_compilation): Likewise.
10508 * tree-ssanames.c (make_ssa_name_fn): Likewise.
10509 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
10510 pack_ts_decl_with_vis_value_fields,
10511 write_ts_decl_common_tree_pointers): Likewise.
10512 * stor-layout.c (place_field): Likewise.
10513 * symtab.c (symtab_node::maybe_create_reference,
10514 symtab_node::verify_base, symtab_node::make_decl_local,
10515 symtab_node::copy_visibility_from,
10516 symtab_node::can_increase_alignment_p): Likewise.
10517 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
10518 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
10519 fortran_common, add_location_or_const_value_attribute,
10520 add_scalar_info, add_linkage_name, set_block_abstract_flags,
10521 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
10522 optimize_one_addr_into_implicit_ptr,
10523 optimize_location_into_implicit_ptr): Likewise.
10524 * gimple-low.c (record_vars_into): Likewise.
10525 * ipa-visibility.c (update_vtable_references): Likewise.
10526 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
10528 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
10529 DFS::DFS_write_tree_body, write_symbol): Likewise.
10530 * langhooks.c (lhd_warn_unused_global_decl,
10531 lhd_set_decl_assembler_name): Likewise.
10532 * attribs.c (decl_attributes): Likewise.
10533 * except.c (output_ttype): Likewise.
10534 * varpool.c (varpool_node::get_create, ctor_for_folding,
10535 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
10536 * fold-const.c (fold_unary_loc): Likewise.
10537 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
10538 ipa_find_agg_cst_from_init): Likewise.
10539 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
10540 expand_omp_target, lower_omp_regimplify_p,
10541 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
10542 find_link_var_op): Likewise.
10543 * tree-chrec.c (chrec_contains_symbols): Likewise.
10544 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
10545 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
10546 execute_fixup_cfg): Likewise.
10548 PR tree-optimization/77901
10549 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
10550 if ranges[i].exp is SSA_NAME when looking for >= and only when
10551 ranges[i].exp is NULL or SSA_NAME when looking for the other
10554 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10556 * ipa-cp.c (ipcp_alignment_lattice): Remove.
10557 (ipcp_param_lattices): Remove field alignment.
10558 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
10559 (set_all_contains_variable): Remove call to
10560 ipcp_alignment_lattice::set_to_bottom.
10561 (initialize_node_lattices): Likewise.
10562 (propagate_alignment_accross_jump_function): Remove.
10563 (propagate_constants_accross_call): Remove call to
10564 propagate_alignment_accross_jump_function.
10565 (ipcp_store_alignment_results): Remove.
10566 (ipcp_driver): Remove call to ipcp_store_alignment_results.
10567 (propagate_bits_accross_jump_function): Handle ancestor jump function.
10568 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
10569 pretty-printing of alignment jump function.
10570 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
10571 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
10572 alignments and remove computing ipa_alignment jump function.
10573 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
10574 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
10575 (ipa_read_jump_function): Remove reading of ipa_alignment.
10576 (write_ipcp_transformation_info): Remove streaming for alignment
10577 propagation summary.
10578 (read_ipcp_transformation_info): Remove reading of alignment
10579 propagation summary.
10580 (ipcp_update_alignments): Remove.
10581 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
10583 (ipcp_transform_function): Remove call to ipcp_update_alignments()
10584 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
10585 * ipa-prop.h (ipa_alignment): Remove.
10586 (ipa_jump_func): Remove field alignment.
10587 (ipcp_transformation_summary): Remove field alignments.
10588 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
10589 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
10590 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
10592 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
10594 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
10596 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
10598 (visium_expand_fp_cstore): Likewise.
10600 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10602 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
10603 * diagnostic.c (warning_at_rich_loc_n): New function.
10604 (diagnostic_n_impl_richloc): Likewise.
10605 (diagnostic_n_impl): Move most of the function to
10606 diagnostic_n_impl_richloc and call it.
10608 2016-10-08 Jakub Jelinek <jakub@redhat.com>
10610 * gen-pass-instances.awk: Rewritten.
10611 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
10612 $(PASSES_EXTRA) after passes.def to the script.
10613 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
10614 * config/i386/i386-passes.def: New file.
10615 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
10616 make_pass_stv): Declare.
10617 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
10619 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
10621 (pass_stv::clone, pass_stv::set_pass_param): New methods.
10622 (pass_stv::timode_p): New non-static data member.
10623 (ix86_option_override): Don't register passes here.
10625 * doc/invoke.texi: Document accepting Else, fallthrough.
10627 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
10630 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
10631 FALLTHRU comment styles.
10633 2016-10-07 Andrew Pinski <apinski@cavium.com>
10635 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
10636 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
10637 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
10639 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
10641 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
10643 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
10644 (AARCH64_ARCH): Likewise.
10645 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
10647 (AARCH64_CORE): Likewise.
10648 (AARCH64_ARCH): Likewise.
10649 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
10650 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10651 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
10652 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10653 (AARCH64_ARCH): Likewise.
10654 (AARCH64_CORE): Likewise.
10655 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
10656 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
10657 (AARCH64_CORE): Likewise.
10658 (AARCH64_ARCH): Likewise.
10660 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
10662 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
10663 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
10664 floating point type infrastructre, and -mfloat128 that enables the
10665 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
10666 if -mfloat128-type. Define __ibm128 to be long double by default.
10667 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
10668 the IEEE 128-bit floating point type infrastructure should
10669 automatically be enabled.
10670 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
10671 instead of -mfloat128 to enable KFmode.
10672 (rs6000_option_override_internal): Split the option -mfloat128
10673 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
10674 systems, automatically set -mfloat128-type, but don't enable it on
10675 other operating systems. Move setting the long double size and
10676 IEEE quad support before the IEEE 128-bit floating point changes.
10677 (rs6000_init_builtins): Do not create a unique type for __ibm128
10678 if long double is IBM extended double, instead rely on __ibm128
10679 being defined as 'long double'. If -mfloat128-type and not
10680 -mfloat128, create the KFmode type with an undocumented __ieee128
10682 (rs6000_init_libfuncs): Use -mfloat128-type instead of
10683 -mfloat128 for tests about the types, but keep tests for
10684 -mfloat128 to enable the keyword support.
10685 (rs6000_complex_function_value): Likewise.
10686 (rs6000_scalar_mode_supported_p): Likewise.
10687 (rs6000_floatn_mode): Likewise.
10688 (rs6000_c_mode_for_suffix): Likewise.
10689 (rs6000_opt_masks): Add -mfloat128-type.
10690 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
10691 -mfloat128-type being split from -mfloat128. Add
10692 -mfloat128-hardware, which was missing.
10693 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
10694 -mfloat128 and -mfloat128-type:
10695 (-mfloat128-type): Likewise.
10696 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
10697 that 64-bit Linux systems with enable -mfloat128-type by default
10699 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
10700 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
10701 -mfloat128-type instead of -mfloat128.
10702 (FLOAT128_2REG_P): Likewise.
10703 (MASK_FLOAT128_TYPE): Likewise.
10704 (ALTIVEC_ARG_MAX_RETURN): Likewise.
10705 (RS6000_BTM_FLOAT128): Likewise.
10706 (TARGET_FLOAT128): Poison old identifiers.
10707 (OPTION_MASK_FLOAT128): Likewise.
10708 (MASK_FLOAT128): Likewise.
10709 * config/rs6000/rs6000.md (FP): Likewise.
10710 (FLOAT128): Likewise.
10711 (fix_trunc<mode>di2): Likewise.
10712 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
10713 (floatdi<mode>2): Likewise.
10714 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
10715 (neg<mode>2, FLOAT128 iterator): Likewise.
10716 (abs<mode>2, FLOAT128 iterator): Likewise.
10717 (ieee_128bit_negative_zero): Likewise.
10718 (ieee_128bit_vsx_neg<mode>2): Likewise.
10719 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
10720 (ieee_128bit_vsx_abs<mode>2): Likewise.
10721 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10722 (ieee_128bit_vsx_nabs<mode>2): Likewise.
10723 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10724 (extendiftf2): Likewise.
10725 (extendifkf2): Likewise.
10726 (extendtfkf2): Likewise.
10727 (trunciftf2): Likewise.
10728 (truncifkf2): Likewise.
10729 (trunckftf2): Likewise.
10730 (trunctfif2): Likewise.
10731 (extendkftf2): Likewise.
10732 (trunctfkf2): Likewise.
10734 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10736 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
10737 before merging in bytes to pass down to real_from_target.
10739 2016-10-07 Richard Biener <rguenther@suse.de>
10741 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
10743 (substitute_and_fold_dom_walker::before_dom_children):
10744 Substitute and fold before pass specific folding to avoid
10745 feeding that with SSA names that will be later released.
10746 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
10747 introduced by folding and visited by evaluate_stmt called during
10749 (likely_value): Likewise.
10750 (evaluate_stmt): Likewise.
10751 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
10752 (simplify_div_or_mod_using_ranges): Likewise.
10753 (simplify_min_or_max_using_ranges): Likewise.
10754 (simplify_abs_using_ranges): Likewise.
10755 (simplify_conversion_using_ranges): Likewise.
10756 (simplify_float_conversion_using_ranges): Likewise.
10757 (simplify_stmt_using_ranges): Likewise.
10759 2016-10-07 Marek Polacek <polacek@redhat.com>
10761 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
10762 FALLTHROUGH_LABEL_P here...
10763 (warn_implicit_fallthrough_r): ...not here.
10765 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
10767 PR tree-optimization/77880
10768 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
10771 2016-10-07 Marek Polacek <polacek@redhat.com>
10774 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
10776 2016-10-07 Richard Biener <rguenther@suse.de>
10778 * bitmap.h: Document constraints on bitmap modification while
10781 2016-10-07 Richard Biener <rguenther@suse.de>
10783 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
10784 * bitmap.h (bmp_iter_set): When advancing to the next element
10785 check that we didn't remove the current one.
10786 (bmp_iter_and): Likewise.
10787 (bmp_iter_and_compl): Likewise.
10788 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
10789 we currently iterate on but keep a one-level queue.
10790 * sched-deps.c (remove_from_deps): Do not clear current bit
10791 but keep a one-level queue.
10793 2016-10-07 Jakub Jelinek <jakub@redhat.com>
10795 PR tree-optimization/77664
10796 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
10797 for the other ranges.
10798 (optimize_range_tests_diff): Fix up formatting.
10799 (optimize_range_tests_var_bound): New function.
10800 (optimize_range_tests): Use it.
10802 2016-10-07 Martin Liska <mliska@suse.cz>
10804 * coverage.c (build_gcov_exit_decl): Fix priority what
10805 should be really 99.
10807 2016-10-07 Richard Biener <rguenther@suse.de>
10809 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
10810 vars in gimple_bind_vars but not in BLOCK_VARS.
10812 2016-10-07 Richard Biener <rguenther@suse.de>
10814 PR tree-optimization/77879
10815 * tree-ssa-structalias.c (handle_const_call): Properly handle
10817 (handle_pure_call): Likewise.
10819 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10821 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
10822 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
10825 2016-10-06 Andrew Pinski <apinski@cavium.com>
10827 * config/aarch64/aarch64-cores.def: Add a comment before each
10830 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10832 PR tree-optimization/77862
10833 * tree-vrp.c (add_equivalence): Use get_value_range so that
10834 num_vr_values is checked before accessing vr_values.
10836 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10838 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
10841 2016-10-05 Jeff Law <law@redhat.com>
10843 PR tree-optimization/71661
10844 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
10845 removal of a forwarder exposes a new natural loop.
10847 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
10849 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
10850 Introduce ssesuffix variable.
10851 (<mask_codefor><code><mode>3<mask_name>): Ditto.
10852 (*<code><mode>3): Ditto.
10854 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
10856 * postreload.c (reload_cse_simplify): Skip also USE when detecting
10859 2016-10-06 Richard Biener <rguenther@suse.de>
10861 PR tree-optimization/77855
10862 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
10863 instead of removing the current item while iterating over the set
10866 2016-10-06 James Clarke <jrtc27@jrtc27.com>
10867 Eric Botcazou <ebotcazou@adacore.com>
10870 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
10871 (classify_registers): Don't set it
10872 (function_arg_slotno): Don't initialize and test it. Tidy up.
10874 2016-10-06 Richard Biener <rguenther@suse.de>
10876 PR tree-optimization/77839
10877 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
10878 lattice transition.
10880 2016-10-06 Martin Liska <mliska@suse.cz>
10882 * gcc.c: Set -fprofile-update=atomic when profiling is
10883 enabled and -pthread is set. Warn when one combines
10884 -pthread and -fprofile-update=single for an app using
10887 2016-10-06 Martin Liska <mliska@suse.cz>
10890 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
10891 * gimple-ssa-strength-reduction.c (slsr_process_cast):
10892 Initialize a pointer to NULL.
10893 (slsr_process_copy): Likewise.
10894 * input.c (location_get_source_line): Likewise.
10895 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
10897 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
10899 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
10900 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
10901 (ix86_handle_option): Deleted handle of OPT_mpcommit.
10902 * config.gcc: Deleted pcommitintrin.h
10903 * config/i386/pcommitintrin.h: Deleted file.
10904 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
10905 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
10907 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
10909 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
10910 (PTA_PCOMMIT): Deleted define.
10911 (ix86_option_override_internal): Deleted handle of option.
10912 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
10913 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
10914 __builtin_ia32_pcommit): Deleted.
10915 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
10916 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
10917 (pcommit): Deleted instruction.
10918 * config/i386/i386.opt: Mention -mpcommit deprecation.
10919 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
10921 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
10924 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
10925 Remove wrong assert.
10926 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
10927 Use <round_constraint> as operand 1 constraint.
10929 2016-10-05 Jakub Jelinek <jakub@redhat.com>
10932 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
10933 (ubsan_instrument_float_cast): And not here.
10936 * ubsan.c (ubsan_ids): New GTY(()) array.
10937 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
10938 instead of static local counters.
10940 2016-10-05 Martin Sebor <msebor@redhat.com>
10943 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
10944 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
10945 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
10946 (default_printf_pointer_format): Define function.
10947 * targhooks.c (linux_printf_pointer_format): Define new function.
10948 * targhooks.h (linux_printf_pointer_format): Declare.
10949 (gnu_libc_printf_pointer_format): Remove declaration.
10951 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10953 * fold-const.c (native_encode_real): Fix logic for selecting offset
10954 to write to when BYTES_BIG_ENDIAN.
10956 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
10958 * builtins.c (fold_builtin_strchr): Remove function.
10959 (fold_builtin_strrchr): Likewise.
10960 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
10961 * gimple-fold.c (target_char_cst_p): New function.
10962 (gimple_fold_builtin_strchr) Add more foldings.
10963 (gimple_fold_builtin): Add index, strrchr, rindex cases.
10965 2016-10-05 Richard Biener <rguenther@suse.de>
10967 PR middle-end/77863
10968 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
10969 capture ids in c-exprs.
10971 2016-10-05 Richard Biener <rguenther@suse.de>
10973 PR middle-end/77826
10974 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
10975 with types_match for GIMPLE code gen to handle type mismatched
10976 constants properly.
10977 (dt_operand::gen): Adjust.
10978 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
10981 2016-10-05 Richard Biener <rguenther@suse.de>
10983 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
10985 2016-10-05 Richard Biener <rguenther@suse.de>
10987 PR middle-end/77842
10988 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
10990 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
10992 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
10993 version check to protect only DW_TAG_imported_module generation.
10995 2016-10-05 Richard Biener <rguenther@suse.de>
10997 PR middle-end/55152
10998 * match.pd (min(a,-a) -> -abs(a)): New pattern.
11000 2016-10-04 Ian Lance Taylor <iant@golang.org>
11002 * explow.c (allocate_dynamic_stack_space): Call
11003 do_pending_stack_adjust before handling flag_split_stack.
11005 2016-10-04 David Malcolm <dmalcolm@redhat.com>
11007 * genattrtab.c (make_internal_attr): Supply dummy column number to
11008 file_location ctor.
11010 * genoutput.c (init_insn_for_nothing): Likewise.
11011 * gensupport.c (add_define_attr): Likewise.
11012 * read-md.c (message_at_1): Print column number.
11013 (fatal_with_file_and_line): Likewise.
11014 (rtx_reader::read_char): Track column numbers.
11015 (rtx_reader::unread_char): Likewise.
11016 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
11017 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
11018 (rtx_reader::handle_file): Initialize m_read_md_colno.
11019 (rtx_reader::get_current_location): Supply column number to
11020 file_location ctor.
11021 * read-md.h (struct file_location): Add field "colno".
11022 (file_location::file_location): Likewise.
11023 (rtx_reader::get_colno): New accessor.
11024 (rtx_reader::m_read_md_colno): New field.
11025 (rtx_reader::m_last_line_colno): New field.
11027 2016-10-04 Jakub Jelinek <jakub@redhat.com>
11029 * doc/extend.texi (Java Exceptions): Remove.
11030 (java_interface): Remove.
11032 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
11034 PR tree-optimization/77808
11035 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
11036 and addr are different before copying points-to information.
11038 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
11040 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
11041 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
11042 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
11043 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
11045 2016-10-04 Richard Biener <rguenther@suse.de>
11047 PR tree-optimization/77399
11048 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
11049 verify the target can convert.
11051 2016-10-04 Richard Biener <rguenther@suse.de>
11053 PR middle-end/77833
11054 * explow.c (plus_constant): Verify the mode of the constant
11055 pool offset before calling plus_constant.
11057 2016-10-04 Richard Biener <rguenther@suse.de>
11059 PR middle-end/77407
11060 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
11061 type support, mark with :C.
11062 (X / -X -> -1): Mark with :C.
11064 2016-10-04 Jakub Jelinek <jakub@redhat.com>
11066 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
11067 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
11068 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
11069 * doc/tm.texi: Regenerated.
11070 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
11071 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
11072 * config/darwin.h (JCR_SECTION_NAME): Remove.
11073 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
11074 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
11075 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
11076 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
11077 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
11078 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
11080 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11082 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
11083 between "because" and "param" in dump message in call to fprintf.
11085 2016-10-03 Jeff Law <law@redhat.com>
11087 PR tree-optimization/71550
11088 PR tree-optimization/71403
11089 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
11090 (profitable_jump_thread_path): Also return boolean indicating if
11091 the realized path will create an irreducible loop.
11092 Remove loop depth tests from 71403.
11093 (fsm_find_control_statement_thread_paths): Remove loop depth tests
11094 from 71403. If threading will create an irreducible loop, then
11095 throw away loop iteration and related information.
11097 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
11099 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
11100 -Woverloaded-virtual checks for warning options.
11101 * configure: Regenerate.
11103 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11105 PR preprocessor/77699
11106 * input.c (maybe_grow): Don't allocate one byte extra headroom.
11107 (get_next_line): Return false on error.
11108 (read_next_line): Removed, use get_next_line instead.
11109 (read_line_num): Don't copy the line.
11110 (location_get_source_line): Don't use static data.
11111 (selftest::test_reading_source_line): Add more test cases.
11113 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11116 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11118 * ifcvt.c (noce_try_avoid_const_materialization): New function.
11119 (noce_process_if_block): Use it.
11121 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11123 * doc/invoke.texi: Update -Wint-in-bool-context.
11125 2016-10-02 Jakub Jelinek <jakub@redhat.com>
11127 * dwarf2out.c (output_fde, output_call_frame_info,
11128 dwarf2out_do_cfi_startproc, set_indirect_string,
11129 gen_internal_sym, output_die, output_line_info): Use
11130 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
11131 ASM_GENERATE_INTERNAL_LABEL output.
11133 2016-10-01 Richard Biener <rguenther@suse.de>
11135 PR middle-end/77798
11136 * genmatch.c (get_operand_type): Add operand position arg
11137 and handle COND_EXPR comparison operand with fixed boolean_type_node.
11138 (expr::gen_transform): Adjust.
11139 (dt_simplify::gen_1): Likewise.
11141 2016-10-01 Jakub Jelinek <jakub@redhat.com>
11143 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
11144 comments. Simplify asserts, remove unnecessary conditions.
11146 (*<code><mode>3): Likewise.
11148 2016-09-30 Jakub Jelinek <jakub@redhat.com>
11150 * doc/invoke.texi (-Wregister): Document.
11152 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
11154 * configure.ac: Split CHECKING_P into CHECKING_P and
11155 ENABLE_EXTRA_CHECKING.
11156 * configure: Regenerated.
11157 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
11158 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
11160 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
11163 * gcc.c (process_command): For @filename handling, output
11164 the correct name if the file does not exist.
11166 2016-09-30 Marek Polacek <polacek@redhat.com>
11168 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
11169 * config/alpha/predicates.md: Likewise.
11171 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11173 * ifcvt.c (noce_try_avoid_const_materialization): New function.
11174 (noce_process_if_block): Use it.
11176 2016-09-30 Martin Liska <mliska@suse.cz>
11178 * doc/invoke.texi: Document asan-use-after-return that
11179 it's disabled by default in runtime.
11181 2016-09-30 Richard Biener <rguenther@suse.de>
11183 * tree-vrp.c (intersect_ranges): If we failed to handle
11184 the intersection choose a constant singleton range if available.
11186 2016-09-30 Richard Biener <rguenther@suse.de>
11188 PR tree-optimization/77399
11189 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
11190 float <-> int conversions.
11192 2016-09-30 Alan Modra <amodra@gmail.com>
11194 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
11196 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
11198 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
11199 ext_level before calling CPUID with 0x80000008.
11200 Simplify xgetbv checks.
11202 2016-09-29 David Malcolm <dmalcolm@redhat.com>
11204 * Makefile.in (OBJS): Add print-rtl-function.o.
11205 * print-rtl-function.c: New file.
11206 * print-rtl.h (print_rtx_function): New decl.
11208 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
11211 * config/i386/cpuid.h (__get_cpuid_count): New.
11212 (__get_cpuid): Rename __level to __leaf.
11214 2016-09-29 Marek Polacek <polacek@redhat.com>
11216 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
11218 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
11221 * builtins.c (expand_builtin_memcmp): Don't swap args unless
11222 result is only being compared with zero.
11224 2016-09-29 Marek Polacek <polacek@redhat.com>
11226 * dwarf2out.c (loc_descriptor): Add fall through comment.
11227 (add_const_value_attribute): Likewise.
11229 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
11231 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
11232 with "v6t2". Move "arch" attribute above "pool_range".
11233 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
11235 (*thumb2_movhi_vfp): Likewise.
11236 (*arm_movhi_fp16): Likewise.
11237 (*thumb2_movhi_fp16): Likewise.
11238 (*arm_movsi_vfp): Remove "arch" attribute.
11239 (*thumb2_movsi_vfp): Likewise.
11241 2016-09-29 Martin Liska <mliska@suse.cz>
11243 * doc/extend.texi: Remove limitation of Objective C for
11244 __attribute__((constructor)) and __attribute__((destructor)).
11246 2016-09-29 Richard Biener <rguenther@suse.de>
11248 PR tree-optimization/77768
11249 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11250 Handle stores to readonly memory when removing redundant stores.
11252 2016-09-29 Richard Biener <rguenther@suse.de>
11254 PR middle-end/77407
11255 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
11256 X / -X -> -1 simplifications.
11258 2016-09-29 Richard Biener <rguenther@suse.de>
11260 PR middle-end/55152
11261 * match.pd: Add max(a,-a) -> abs(a) pattern.
11262 * tree-ssa-phiopt.c (minmax_replacement): Disable for
11263 HONOR_SIGNED_ZEROS types.
11265 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
11267 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
11268 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
11270 2016-09-29 Richard Biener <rguenther@suse.de>
11272 * tree-vrp.c (set_defs_to_varying): New helper avoiding
11273 writing to vr_const_varying.
11274 (vrp_initialize): Call it.
11275 (vrp_visit_stmt): Likewise.
11276 (evrp_dom_walker::before_dom_children): Likewise.
11278 2016-09-29 Richard Biener <rguenther@suse.de>
11280 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
11281 constructors with vector elements.
11283 2016-09-29 Richard Biener <rguenther@suse.de>
11285 PR tree-optimization/77768
11286 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
11287 with stores to a place we know has a constant value.
11289 2016-09-29 Alan Modra <amodra@gmail.com>
11291 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
11292 * doc/invoke.texi: Document it.
11293 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
11294 (rs6000_passes_float): Comment.
11295 (rs6000_passes_long_double): New static var.
11296 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
11297 (init_cumulative_args): Set up to emit fp .gnu_attribute for
11298 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
11299 to include fp values returned in vectors.
11300 Set rs6000_passes_long_double.
11301 (rs6000_function_arg_advance_1): Likewise for function args.
11302 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
11303 and SPE. Emit long double tag value too.
11304 (rs6000_opt_vars): Add gnu-attr.
11305 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
11306 * configure: Regenerate.
11307 * config.in: Regenerate.
11309 2016-09-28 Jakub Jelinek <jakub@redhat.com>
11311 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
11313 (format_floating, format_string, format_directive,
11314 get_destination_size, pass_sprintf_length::handle_gimple_call):
11317 2016-09-28 Jakub Jelinek <jakub@redhat.com>
11319 * gimple-ssa-sprintf.c: Fix comment formatting.
11320 (format_integer): Use is_gimple_assign.
11321 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
11322 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
11323 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
11324 (pass_sprintf_length::execute): Use is_gimple_call.
11326 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
11328 * gimple-fold.c (gimple_fold_builtin): After failing to fold
11329 strchr, also try the generic folding.
11331 2016-09-28 Martin Sebor <msebor@redhat.com>
11334 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
11337 2016-09-28 Martin Sebor <msebor@redhat.com>
11339 PR middle-end/77683
11340 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
11341 length modifier is not expected.
11342 (format_floating): Ignore l length modifier and fail gracefuly
11343 when it isn't one of the other expected ones.
11345 2016-09-28 Martin Sebor <msebor@redhat.com>
11348 * varasm.c (assemble_addr_to_section): Increase local buffer size.
11350 2016-09-27 Richard Biener <rguenther@suse.de>
11352 * dwarf2out.c (cu_die_list): New global.
11353 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
11354 main_comp_unit_die to cu_die_list if we created it.
11355 Move break_out_includes ...
11356 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
11359 2016-09-28 Richard Biener <rguenther@suse.de>
11361 * dwarf2out.c (struct die_struct): Add removed flag.
11362 (lookup_type_die): If the DIE is marked as removed, clear
11363 TYPE_SYMTAB_DIE and return NULL.
11364 (lookup_decl_die): If the DIE is marked as removed, remove it
11365 from the hash and return NULL.
11366 (mark_removed): New helper.
11367 (prune_unused_types_prune): Call it for removed DIEs.
11368 (gen_subprogram_die): Move the premark_used_types call to after
11369 DIEs for the functions scopes are generated.
11370 (process_scope_var): Do not re-create pruned types or type decls.
11371 Make sure to also re-parent type decls.
11372 (dwarf2out_finish): Move unused type pruning and debug_types
11374 (dwarf2out_early_finish): ... here.
11376 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
11378 * config/arc/arc-c.c: New file.
11379 * config/arc/arc-c.def: Likewise.
11380 * config/arc/t-arc: Likewise.
11381 * config.gcc: Include arc-c.o as c and cpp object.
11382 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
11383 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
11384 arc_cpu_cpp_builtins.
11386 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
11388 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
11389 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
11391 2016-09-28 Nathan Sidwell <nathan@acm.org>
11393 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
11396 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
11398 PR tree-optimization/61056
11399 * gimple-fold.c (gimple_fold_builtin_strchr):
11400 New function to optimize strchr (s, 0) to strlen.
11401 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
11403 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
11405 PR tree-optimization/77724
11406 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
11407 Add tree_fits_shwi_p check.
11409 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11411 * auto-inc-dec.c (try_merge): Remove break after return.
11412 * cselib.c (autoinc_split): Likewise.
11413 * explow.c (promote_mode): Likewise.
11414 * fixed-value.c (fixed_arithmetic): Likewise.
11415 * hsa.c (hsa_internal_fn::get_arity): Likewise.
11416 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
11417 * trans-mem.c (get_attrs_for): Likewise.
11418 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
11419 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
11420 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
11421 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
11422 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
11423 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
11424 * config/cris/cris.c (cris_op_str): Likewise.
11425 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
11426 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
11428 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
11430 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
11431 IFN_GOACC_REDUCTION_CODES): New.
11432 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
11433 ifn_goacc_reduction_kind): Use them.
11434 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
11435 of internal functions, when applicable.
11437 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
11439 * config/mips/constraints.md (d): Fix documentation.
11440 * doc/md.texi (Machine Constraints): Update accordingly.
11442 2016-09-27 Richard Biener <rguenther@suse.de>
11444 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
11445 cur_line_info_table initialization ...
11446 (dwarf2out_assembly_start): ... here.
11448 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
11450 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
11451 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
11452 (*thumb2_movhi_vfp): Likewise.
11453 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
11454 template. Expand predicable attribute to mark VMOV.F16 as not
11455 predicable. Add "arch" attribute.
11456 (*thumb2_movhi_fp16): Likewise.
11457 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
11458 (*thumb2_movsi_vfp): Add "arch" attribute.
11460 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
11462 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
11465 2016-09-27 Marek Polacek <polacek@redhat.com>
11467 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
11470 * config/c6x/c6x.h: Adjust fall through comment.
11471 * config/sh/sh.c (final_prescan_insn): Likewise.
11472 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
11473 (visium_expand_fp_cstore): Likewise.
11475 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11477 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
11478 expected by -Wimplicit-fallthrough.
11479 (thumb1_size_rtx_costs): Likewise.
11480 (thumb2_reorg): Likewise.
11481 (tls_mentioned_p): Add "Fall through" comment.
11482 (thumb2_reorg): Likewise.
11483 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
11484 comment form expected by -Wimplicit-fallthrough.
11486 2016-09-27 Martin Liska <mliska@suse.cz>
11488 PR gcov-profile/46266
11489 * input.h (RESERVED_LOCATION_P): New macro.
11490 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
11491 instread of comparison with UNKNOWN_LOCATION.
11493 2016-09-27 Richard Biener <rguenther@suse.de>
11495 PR tree-optimization/77745
11496 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11497 When removing redundant stores make sure to check compatibility
11498 of the TBAA state for downstream accesses.
11499 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
11500 value-numbering virtual operands for store matches.
11502 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
11505 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
11506 movrt patterns. Match them before anything else in the SET case.
11508 2016-09-27 Martin Liska <mliska@suse.cz>
11510 PR gcov-profile/7970
11511 PR gcov-profile/16855
11512 PR gcov-profile/44779
11513 * coverage.c (build_gcov_exit_decl): New function.
11514 (coverage_obj_init): Call the function and generate __gcov_exit
11516 * doc/gcov.texi: Document when __gcov_exit function is called.
11518 2016-09-27 Marek Polacek <polacek@redhat.com>
11521 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11522 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
11523 -Wno-error instead of -Wno-implicit-fallthrough.
11525 2016-09-27 Martin Liska <mliska@suse.cz>
11528 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
11530 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11532 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
11533 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
11534 comments. Remove break after return.
11535 (ix86_fp_compare_code_to_integer, has_dispatch,
11536 ix86_simd_clone_usable): Remove break after return.
11538 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
11540 PR rlt-optimization/77714
11541 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
11544 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
11547 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
11548 extract_range_from_unary_expr to convert value_range.
11549 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
11550 (extract_range_from_unary_expr): This.
11551 * tree-vrp.h (extract_range_from_unary_expr): Declare.
11553 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
11555 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
11557 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11559 * config/i386/i386.c (ix86_print_operand)
11560 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
11561 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
11562 (epilogue_renumber): Likewise.
11564 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
11566 PR middle-end/77719
11567 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
11568 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
11570 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
11572 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
11573 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
11574 is_mm_seq_cst, is_mm_sync): Move to ...
11575 * memmodel.h: This. New file.
11576 * builtins.c: Include memmodel.h.
11577 * optabs.c: Likewise.
11578 * tsan.c: Likewise.
11579 * config/aarch64/aarch64.c: Likewise.
11580 * config/alpha/alpha.c: Likewise.
11581 * config/arm/arm.c: Likewise.
11582 * config/i386/i386.c: Likewise.
11583 * config/ia64/ia64.c: Likewise.
11584 * config/mips/mips.c: Likewise.
11585 * config/rs6000/rs6000.c: Likewise.
11586 * config/sparc/sparc.c: Likewise.
11587 * genconditions.c: Include memmodel.h in generated file.
11588 * genemit.c: Likewise.
11589 * genoutput.c: Likewise.
11590 * genpeep.c: Likewise.
11591 * genpreds.c: Likewise.
11592 * genrecog.c: Likewise.
11594 2016-09-26 David Malcolm <dmalcolm@redhat.com>
11596 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
11597 "c" instead when parsing characters. Move operand parsing into...
11598 (read_rtx_operand): ...this new function, renaming "i" to "idx",
11599 and tightening the scope of various locals.
11601 2016-09-26 Liu Hao <lh_mouse@126.com>
11603 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
11605 2016-09-26 Marek Polacek <polacek@redhat.com>
11607 * system.h: Use __has_attribute to check whether the fallthrough
11608 attribute is supported.
11610 2016-09-26 Marek Polacek <polacek@redhat.com>
11612 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
11613 gimple_call_internal_p.
11614 * ipa-split.c (find_return_bb): Likewise.
11615 (execute_split_functions): Likewise.
11616 * omp-low.c (dump_oacc_loop_part): Likewise.
11617 (oacc_loop_xform_head_tail): Likewise.
11618 * predict.c (predict_loops): Likewise.
11619 * sanopt.c (pass_sanopt::execute): Likewise.
11620 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
11621 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
11622 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
11623 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
11624 (expand_ifn_va_arg): Likewise.
11625 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
11626 (optimize_mask_stores): Likewise.
11627 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
11628 (vect_transform_stmt): Likewise.
11629 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
11630 * tsan.c (instrument_memory_accesses): Likewise.
11632 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11633 Alexander Monakov <amonakov@ispras.ru>
11635 * regrename.c (rename_chains): Check
11636 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
11637 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
11638 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
11640 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11642 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
11643 (s390_sched_score): Likewise.
11645 2016-09-26 Martin Liska <mliska@suse.cz>
11647 * doc/gcov.texi: Update program output of gcov tool.
11649 2016-09-26 Martin Liska <mliska@suse.cz>
11651 PR gcov-profile/23332
11652 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
11653 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
11654 * value-prof.c (dump_histogram_value): Do not handle
11655 HIST_TYPE_CONST_DELTA.
11656 (stream_in_histogram_value): Likewise.
11657 (gimple_find_values_to_profile): Likewise.
11658 * value-prof.h (enum hist_type): Likewise.
11660 2016-09-26 Martin Liska <mliska@suse.cz>
11662 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
11663 from default sanitize recover values.
11664 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
11665 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
11666 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
11668 * opts.c (finish_options): Do a generic loop over options
11669 that can be recovered.
11670 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
11672 (common_handle_option): Likewise.
11673 * opts.h: Declare can_recover to sanitizer_opts_s.
11675 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
11677 * target.def(elf_flags_numeric): Change documentation to present tense.
11678 * doc/tm.texi: Regenerate.
11680 2016-09-26 Marek Polacek <polacek@redhat.com>
11683 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11684 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
11685 -Wno-switch-fallthrough.
11686 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
11687 (expand_builtin): Likewise.
11688 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
11689 * convert.c (convert_to_real_1): Likewise.
11690 (convert_to_integer_1): Likewise.
11691 * final.c (output_alternate_entry_point): Likewise.
11692 * genattrtab.c (make_canonical): Likewise.
11693 (write_test_expr): Likewise.
11694 * genpreds.c (validate_exp): Likewise.
11695 * gimple-ssa-strength-reduction.c
11696 (find_candidates_dom_walker::before_dom_children): Likewise.
11697 * godump.c (go_format_type): Likewise.
11698 * reload1.c (elimination_effects): Likewise.
11699 * resource.c (mark_referenced_resources): Likewise.
11700 (mark_set_resources): Likewise.
11701 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
11702 * varasm.c (output_addressed_constants): Likewise.
11704 2016-09-26 Marek Polacek <polacek@redhat.com>
11707 * common.opt (Wimplicit-fallthrough): New option.
11708 * doc/extend.texi: Document statement attributes and the fallthrough
11710 * doc/invoke.texi: Document -Wimplicit-fallthrough.
11711 * gimple.h (gimple_call_internal_p): New function.
11712 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
11713 (struct label_entry): New struct.
11714 (find_label_entry): New function.
11715 (case_label_p): New function.
11716 (collect_fallthrough_labels): New function.
11717 (last_stmt_in_scope): New function.
11718 (should_warn_for_implicit_fallthrough): New function.
11719 (warn_implicit_fallthrough_r): New function.
11720 (maybe_warn_implicit_fallthrough): New function.
11721 (expand_FALLTHROUGH_r): New function.
11722 (expand_FALLTHROUGH): New function.
11723 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
11724 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
11725 (gimplify_label_expr): New function.
11726 (gimplify_case_label_expr): Set location.
11727 (gimplify_expr): Call gimplify_label_expr.
11728 * internal-fn.c (expand_FALLTHROUGH): New function.
11729 * internal-fn.def (FALLTHROUGH): New internal function.
11730 * langhooks.c (lang_GNU_OBJC): New function.
11731 * langhooks.h (lang_GNU_OBJC): Declare.
11732 * system.h (gcc_fallthrough): Define.
11733 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
11734 * tree.h (FALLTHROUGH_LABEL_P): Define.
11736 2016-09-26 Richard Biener <rguenther@suse.de>
11738 * dwarf2out.c (stripattributes): Remove unused function.
11739 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
11740 Push dwarf_split_debug_info handling into init_sections_and_labels.
11741 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
11742 (DEBUG_MACRO_SECTION_FLAGS): Remove.
11743 (debug_macinfo_section_name): New global.
11744 (output_macinfo): Use debug_macinfo_section_name.
11745 (init_sections_and_labels): Split out section and label generation
11746 from dwarf2out_init. Set debug_macinfo_section_name.
11747 (dwarf2out_init): Move text section label generation and emission
11749 (dwarf2out_assembly_start): ... here.
11750 (dwarf2out_finish): Call init_sections_and_labels before DWARF
11753 2016-09-26 Richard Biener <rguenther@suse.de>
11756 * cgraphunit.c (analyze_functions): Before early removing
11757 global vars calls the late_global_decl debug handler mark
11758 the variable as readonly.
11760 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
11763 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
11764 (sh_rtx_costs): Handle SET of movt and movrt patterns.
11765 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
11766 declare new overloads.
11767 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
11770 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11772 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
11773 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
11775 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
11777 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
11778 * configure: Regenerate.
11780 2016-09-24 Marek Polacek <polacek@redhat.com>
11783 * doc/invoke.texi: Document -Wbool-operation.
11785 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11787 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
11788 * config/rs6000/rs6000.c (expand_block_compare): New function used by
11789 cmpmemsi pattern to do builtin expansion of memcmp ().
11790 (compute_current_alignment): Add helper function for
11791 expand_block_compare used to compute alignment as the compare proceeds.
11792 (select_block_compare_mode): Used by expand_block_compare to select
11793 the mode used for reading the next chunk of bytes in the compare.
11794 (do_load_for_compare): Used by expand_block_compare to emit the load
11795 insns for the compare.
11796 (rs6000_emit_dot_insn): Moved this function to avoid a forward
11797 reference from expand_block_compare ().
11798 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
11799 prototype for this function.
11800 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
11801 target option for controlling how much code inline expansion of
11802 memcmp() will be allowed to generate.
11804 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11806 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
11807 hook_bool_mode_false, hook_bool_mode_true,
11808 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
11809 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
11810 hook_bool_const_rtx_insn_const_rtx_insn_true,
11811 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
11812 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
11813 hook_bool_const_tree_hwi_hwi_const_tree_false,
11814 hook_bool_const_tree_hwi_hwi_const_tree_true,
11815 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
11816 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
11817 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
11818 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
11819 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
11820 hook_bool_const_tree_true, hook_bool_tree_tree_false,
11821 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
11822 hook_bool_rtx_insn_true, hook_bool_rtx_false,
11823 hook_bool_uintp_uintp_false,
11824 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
11825 hook_rtx_tree_int_null, hook_uint_mode_0,
11826 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
11827 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
11828 hook_constcharptr_const_rtx_insn_null,
11829 hook_constcharptr_const_tree_const_tree_null,
11830 hook_constcharptr_int_const_tree_null,
11831 hook_constcharptr_int_const_tree_const_tree_null,
11832 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
11833 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
11834 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
11836 * vec.h (vNULL): Extend comment to say = vNULL initialization
11837 isn't needed for static vars.
11839 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
11840 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
11841 = vNULL initialization of file scope vec.
11842 * passes.c (pass_tab, enabled_pass_uid_range_tab,
11843 disabled_pass_uid_range_tab): Likewise.
11844 * haifa-sched.c (sched_luids, h_i_d): Likewise.
11845 * tree-chkp-opt.c (check_infos): Likewise.
11846 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
11848 * vec.h (vnull::operator vec): Add constexpr keyword for
11851 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
11853 PR tree-optimization/77654
11854 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
11855 to duplicate_ssa_name_ptr_info.
11857 2016-09-23 David Malcolm <dmalcolm@redhat.com>
11859 PR preprocessor/77672
11860 * input.c (selftest::test_lexer_string_locations_simple): Update
11861 test to expect location information of the terminator character
11862 at the location of the final closing quote.
11863 (selftest::test_lexer_string_locations_hex): Likewise.
11864 (selftest::test_lexer_string_locations_oct): Likewise.
11865 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
11866 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
11867 (selftest::test_lexer_string_locations_ucn4): Likewise.
11868 (selftest::test_lexer_string_locations_ucn8): Likewise.
11869 (selftest::test_lexer_string_locations_u8): Likewise.
11870 (selftest::test_lexer_string_locations_utf8_source): Likewise.
11871 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
11872 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
11873 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
11874 (selftest::test_lexer_string_locations_macro): Likewise.
11875 (selftest::test_lexer_string_locations_long_line): Likewise.
11877 2016-09-23 Richard Biener <rguenther@suse.de>
11879 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
11880 virtual definition to virtual use if the call devirtualizes
11881 to a const or pure function.
11882 (visit_use): Also visit calls we can devirtualize to a
11883 const or pure function.
11885 2016-09-23 Richard Biener <rguenther@suse.de>
11887 PR tree-optimization/77697
11888 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
11889 signal error if we have sth ternary or unhandled.
11891 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11893 * config/arm/arm_neon.h (vabd_f16): New.
11927 (vcvt_f16_s16): New.
11928 (vcvt_f16_u16): New.
11929 (vcvt_s16_f16): New.
11930 (vcvt_u16_f16): New.
11931 (vcvtq_f16_s16): New.
11932 (vcvtq_f16_u16): New.
11933 (vcvtq_s16_f16): New.
11934 (vcvtq_u16_f16): New.
11935 (vcvta_s16_f16): New.
11936 (vcvta_u16_f16): New.
11937 (vcvtaq_s16_f16): New.
11938 (vcvtaq_u16_f16): New.
11939 (vcvtm_s16_f16): New.
11940 (vcvtm_u16_f16): New.
11941 (vcvtmq_s16_f16): New.
11942 (vcvtmq_u16_f16): New.
11943 (vcvtn_s16_f16): New.
11944 (vcvtn_u16_f16): New.
11945 (vcvtnq_s16_f16): New.
11946 (vcvtnq_u16_f16): New.
11947 (vcvtp_s16_f16): New.
11948 (vcvtp_u16_f16): New.
11949 (vcvtpq_s16_f16): New.
11950 (vcvtpq_u16_f16): New.
11951 (vcvt_n_f16_s16): New.
11952 (vcvt_n_f16_u16): New.
11953 (vcvtq_n_f16_s16): New.
11954 (vcvtq_n_f16_u16): New.
11955 (vcvt_n_s16_f16): New.
11956 (vcvt_n_u16_f16): New.
11957 (vcvtq_n_s16_f16): New.
11958 (vcvtq_n_u16_f16): New.
11966 (vmaxnmq_f16): New.
11970 (vminnmq_f16): New.
11972 (vmul_lane_f16): New.
11975 (vmulq_lane_f16): New.
11976 (vmulq_n_f16): New.
11983 (vrecpeq_f16): New.
11996 (vrsqrte_f16): New.
11997 (vrsqrteq_f16): New.
11999 (vrecpsq_f16): New.
12000 (vrsqrts_f16): New.
12001 (vrsqrtsq_f16): New.
12005 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12007 * config.gcc (extra_headers): Add arm_fp16.h
12008 * config/arm/arm_fp16.h: New.
12009 * config/arm/arm_neon.h: Include "arm_fp16.h".
12011 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12013 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
12015 (vmulf): New (v8hf, v4hf variants).
12016 (vfma): New (v8hf, v4hf variants).
12017 (vfms): New (v8hf, v4hf variants).
12018 (vsub): New (v8hf, v4hf variants).
12019 (vcage): New (v8hf, v4hf variants).
12020 (vcagt): New (v8hf, v4hf variants).
12021 (vcale): New (v8hf, v4hf variants).
12022 (vcalt): New (v8hf, v4hf variants).
12023 (vceq): New (v8hf, v4hf variants).
12024 (vcgt): New (v8hf, v4hf variants).
12025 (vcge): New (v8hf, v4hf variants).
12026 (vcle): New (v8hf, v4hf variants).
12027 (vclt): New (v8hf, v4hf variants).
12028 (vceqz): New (v8hf, v4hf variants).
12029 (vcgez): New (v8hf, v4hf variants).
12030 (vcgtz): New (v8hf, v4hf variants).
12031 (vcltz): New (v8hf, v4hf variants).
12032 (vclez): New (v8hf, v4hf variants).
12033 (vabd): New (v8hf, v4hf variants).
12034 (vmaxf): New (v8hf, v4hf variants).
12035 (vmaxnm): New (v8hf, v4hf variants).
12036 (vminf): New (v8hf, v4hf variants).
12037 (vminnm): New (v8hf, v4hf variants).
12038 (vpmaxf): New (v4hf variant).
12039 (vpminf): New (v4hf variant).
12040 (vpadd): New (v4hf variant).
12041 (vrecps): New (v8hf, v4hf variants).
12042 (vrsqrts): New (v8hf, v4hf variants).
12043 (vabs): New (v8hf, v4hf variants).
12044 (vneg): New (v8hf, v4hf variants).
12045 (vrecpe): New (v8hf, v4hf variants).
12046 (vrnd): New (v8hf, v4hf variants).
12047 (vrnda): New (v8hf, v4hf variants).
12048 (vrndm): New (v8hf, v4hf variants).
12049 (vrndn): New (v8hf, v4hf variants).
12050 (vrndp): New (v8hf, v4hf variants).
12051 (vrndx): New (v8hf, v4hf variants).
12052 (vrsqrte): New (v8hf, v4hf variants).
12053 (vmul_lane): Add v4hf and v8hf variants.
12054 (vmul_n): Add v4hf and v8hf variants.
12055 (vext): New (v8hf, v4hf variants).
12056 (vcvts): New (v8hi, v4hi variants).
12057 (vcvts): New (v8hf, v4hf variants).
12058 (vcvtu): New (v8hi, v4hi variants).
12059 (vcvtu): New (v8hf, v4hf variants).
12060 (vcvts_n): New (v8hf, v4hf variants).
12061 (vcvtu_n): New (v8hi, v4hi variants).
12062 (vcvts_n): New (v8hi, v4hi variants).
12063 (vcvtu_n): New (v8hf, v4hf variants).
12064 (vbsl): New (v8hf, v4hf variants).
12065 (vcvtas): New (v8hf, v4hf variants).
12066 (vcvtau): New (v8hf, v4hf variants).
12067 (vcvtms): New (v8hf, v4hf variants).
12068 (vcvtmu): New (v8hf, v4hf variants).
12069 (vcvtns): New (v8hf, v4hf variants).
12070 (vcvtnu): New (v8hf, v4hf variants).
12071 (vcvtps): New (v8hf, v4hf variants).
12072 (vcvtpu): New (v8hf, v4hf variants).
12074 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12076 * config/arm/arm-builtins.c (hf_UP): New.
12078 (vfp_builtin_data): New. Update comment.
12079 (enum arm_builtins): Include "arm_vfp_builtins.def".
12080 (ARM_BUILTIN_VFP_PATTERN_START): New.
12081 (arm_init_vfp_builtins): New.
12082 (arm_init_builtins): Add arm_init_vfp_builtins.
12083 (arm_expand_vfp_builtin): New.
12084 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
12086 * config/arm/arm_vfp_builtins.def: New file.
12087 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
12088 (arm-builtins.o): Likewise.
12090 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
12093 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
12094 from constant while creating value range.
12096 2016-09-23 Renlin Li <renlin.li@arm.com>
12098 * ira.c (ira): Move ira_use_lra_p initialization code to ...
12099 (ira_init_once): Here.
12101 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
12102 Jakub Jelinek <jakub@redhat.com>
12104 * hooks.h (hook_uint_uintp_false): Rename to...
12105 (hook_bool_uint_uintp_false): ... this.
12106 * hooks.c (hook_uint_uintp_false): Rename to...
12107 (hook_bool_uint_uintp_false): ... this.
12108 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
12109 instead of hook_uint_uintp_false.
12111 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12113 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
12114 (arm_init_builtins): Move body of a loop to the standalone
12115 function arm_init_neon_builtin.
12116 (arm_expand_neon_builtin_1): New. Update comment. Function body
12117 moved from arm_neon_builtin with some white-space fixes.
12118 (arm_expand_neon_builtin): Move code into the standalone function
12119 arm_expand_neon_builtin_1.
12121 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12123 * config/arm/iterators.md (VCVTHI): New.
12124 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
12125 (NEON_VAGLTE): New.
12126 (VFM_LANE_AS): New.
12128 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
12129 (V_HALF): Add V4HF. Fix white-space.
12130 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
12131 (V_s_elem): Likewise.
12132 (V_sz_elem): Fix white-space.
12133 (V_elem_ch): Likewise.
12135 (scalar_mul_constraint): Add V8HF and V4HF.
12136 (Is_float_mode): Fix white-space.
12137 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
12138 (q): Add HF. Fix white-space.
12141 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
12142 (neon_vfm_lane_as): New.
12143 * config/arm/neon.md (add<mode>3_fp16): New.
12144 (sub<mode>3_fp16): New.
12145 (mul<mode>3add<mode>_neon): New.
12146 (fma<VH:mode>4_intrinsic): New.
12147 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
12148 (fmsub<VH:mode>4_intrinsic): New.
12149 (<absneg_str><mode>2): New.
12150 (neon_v<absneg_str><mode>): New.
12151 (neon_v<fp16_rnd_str><mode>): New.
12152 (neon_vrsqrte<mode>): New.
12153 (neon_vpaddv4hf): New.
12154 (neon_vadd<mode>): New.
12155 (neon_vsub<mode>): New.
12156 (neon_vmulf<mode>): New.
12157 (neon_vfma<VH:mode>): New.
12158 (neon_vfms<VH:mode>): New.
12159 (neon_vc<cmp_op><mode>): New.
12160 (neon_vc<cmp_op><mode>_fp16insn): New
12161 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
12162 (neon_vca<cmp_op><mode>): New.
12163 (neon_vca<cmp_op><mode>_fp16insn): New.
12164 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
12165 (neon_vc<cmp_op>z<mode>): New.
12166 (neon_vabd<mode>): New.
12167 (neon_v<maxmin>f<mode>): New.
12168 (neon_vp<maxmin>fv4hf: New.
12169 (neon_<fmaxmin_op><mode>): New.
12170 (neon_vrecps<mode>): New.
12171 (neon_vrsqrts<mode>): New.
12172 (neon_vrecpe<mode>): New (VH variant).
12173 (neon_vdup_lane<mode>_internal): New.
12174 (neon_vdup_lane<mode>): New.
12175 (neon_vcvt<sup><mode>): New (VCVTHI variant).
12176 (neon_vcvt<sup><mode>): New (VH variant).
12177 (neon_vcvt<sup>_n<mode>): New (VH variant).
12178 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
12179 (neon_vcvt<vcvth_op><sup><mode>): New.
12180 (neon_vmul_lane<mode>): New.
12181 (neon_vmul_n<mode>): New.
12182 * config/arm/unspecs.md (UNSPEC_VCALE): New
12183 (UNSPEC_VCALT): New.
12184 (UNSPEC_VFMA_LANE): New.
12185 (UNSPECS_VFMS_LANE): New.
12187 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12189 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
12190 ("*extzv<mode><clobbercc_or_nocc>"):
12191 Correct a typo in a comment.
12193 ("*insv<mode>_zEC12", "*insv<mode>_z10")
12194 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
12195 ("*insv<mode>_zEC12_appendbitsleft")
12196 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
12197 ("*insv<mode>_z10_appendbitsleft"): Ditto.
12198 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
12199 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
12200 Provide pattern with operands switched.
12201 ("*pre_z10_extv<mode>"):
12202 Use new subst patterns.
12203 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
12204 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
12205 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
12206 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
12207 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
12208 ("*<risbg_n>_sidi_ior_and_lshiftrt")
12209 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
12211 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
12212 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
12213 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
12215 ("SINT"): New mode_iterator with SI, HI, QI.
12216 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
12217 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
12220 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12222 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
12223 new interface of s390_contiguous_bitmask_p.
12224 ("contiguous_bitmask_nowrap_operand"): New predicate.
12225 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
12226 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
12227 of s390_contiguous_bitmask_p.
12228 ("NxxDw"): Rename NxxDq constraint to NxxDw.
12229 ("NxxSw"): New constraint.
12230 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
12231 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
12233 (s390_contiguous_bitmask_nowrap_p): Export.
12234 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
12235 former s390_contiguous_bitmask_p.
12236 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
12237 detect contiguous bit ranges with wraparound. Change signature to
12238 return START and END position instead of POS and LENGTH.
12239 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
12240 ranges with wraparound.
12241 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
12242 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
12243 Adapt to new signature of s390_contiguous_bitmask_p.
12245 2016-09-23 Bin Cheng <bin.cheng@arm.com>
12247 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
12248 (create_intersect_range_checks): New.
12249 (vect_create_cond_for_alias_checks): Call above function.
12251 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12253 * config/arm/iterators.md (Code iterators): Fix some white-space
12257 (FCVT): Moved from vfp.md.
12258 (VCVT_HF_US_N): New.
12259 (VCVT_SI_US_N): New.
12264 (FCVTI32typename): Moved from vfp.md.
12265 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
12266 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
12267 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
12268 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
12269 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
12271 (fp16_rnd_str): New.
12272 (fp16_rnd_insn): New.
12273 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
12274 (UNSPEC_VCVT_HF_U_N): New.
12275 (UNSPEC_VCVT_SI_S_N): New.
12276 (UNSPEC_VCVT_SI_U_N): New.
12277 (UNSPEC_VCVTH_S): New.
12278 (UNSPEC_VCVTH_U): New.
12279 (UNSPEC_VCVTA_S): New.
12280 (UNSPEC_VCVTA_U): New.
12281 (UNSPEC_VCVTM_S): New.
12282 (UNSPEC_VCVTM_U): New.
12283 (UNSPEC_VCVTN_S): New.
12284 (UNSPEC_VCVTN_U): New.
12285 (UNSPEC_VCVTP_S): New.
12286 (UNSPEC_VCVTP_U): New.
12287 (UNSPEC_VCVTP_S): New.
12288 (UNSPEC_VCVTP_U): New.
12289 (UNSPEC_VRND): New.
12290 (UNSPEC_VRNDA): New.
12291 (UNSPEC_VRNDI): New.
12292 (UNSPEC_VRNDM): New.
12293 (UNSPEC_VRNDN): New.
12294 (UNSPEC_VRNDP): New.
12295 (UNSPEC_VRNDX): New.
12296 * config/arm/vfp.md (<absneg_str>hf2): New.
12297 (neon_vabshf): New.
12298 (neon_v<fp16_rnd_str>hf): New.
12299 (neon_vrndihf): New.
12304 (*mulsf3neghf_vfp): New.
12305 (*negmulhf3_vfp): New.
12306 (*mulsf3addhf_vfp): New.
12307 (*mulhf3subhf_vfp): New.
12308 (*mulhf3neghfaddhf_vfp): New.
12309 (*mulhf3neghfsubhf_vfp): New.
12311 (neon_vfmahf): New.
12312 (fmsubhf4_fp16): New.
12313 (neon_vfmshf): New.
12316 (neon_vsqrthf): New.
12317 (neon_vrsqrtshf): New.
12318 (FCVT): Move to iterators.md.
12319 (FCVTI32typename): Likewise.
12320 (neon_vcvth<sup>hf): New.
12321 (neon_vcvth<sup>si): New.
12322 (neon_vcvth<sup>_nhf_unspec): New.
12323 (neon_vcvth<sup>_nhf): New.
12324 (neon_vcvth<sup>_nsi_unspec): New.
12325 (neon_vcvth<sup>_nsi): New.
12326 (neon_vcvt<vcvth_op>h<sup>si): New.
12327 (neon_<fmaxmin_op>hf): New.
12329 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12331 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
12332 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
12333 ("*insv<mode>_zEC12_appendbitsleft")
12334 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
12335 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
12337 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12339 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
12340 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
12341 construct values without normalization.
12342 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
12343 static local lhs_ops to vNULL.
12345 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12346 Jiong Wang <jiong.wang@arm.com>
12348 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
12349 available when FP16 instructions are available.
12350 (output_move_vfp): Add support for 16-bit data moves.
12351 (arm_validize_comparison): Fix some white-space. Support HFmode
12352 by conversion to SFmode.
12353 * config/arm/arm.md (truncdfhf2): Fix a comment.
12354 (extendhfdf2): Likewise.
12356 (movsicc): Fix some white-space.
12358 (movsfcc): Fix some white-space.
12360 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
12361 instructions are available.
12362 (*thumb2_movhi_vfp): Likewise.
12363 (*arm_movhi_fp16): New.
12364 (*thumb2_movhi_fp16): New.
12365 (*movhf_vfp_fp16): New.
12366 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
12367 (*movhf_vfp): Likewise.
12368 (extendhfsf2): Enable when VFP FP16 instructions are available.
12369 (truncsfhf2): Enable when VFP FP16 instructions are available.
12371 2016-09-23 Martin Liska <mliska@suse.cz>
12373 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
12375 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12377 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
12379 (arm_evpc_neon_vtrn): Likewise.
12380 (arm_evpc_neon_vrev): Likewise.
12381 (arm_evpc_neon_vext): Likewise.
12382 * config/arm/arm_neon.h (vbsl_f16): New.
12385 (vdupq_n_f16): New.
12386 (vdup_lane_f16): New.
12387 (vdupq_lane_f16): New.
12391 (vmovq_n_f16): New.
12393 (vrev64q_f16): New.
12400 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
12401 (vdup_lane): New (v8hf, v4hf variants).
12402 (vext): New (v8hf, v4hf variants).
12403 (vbsl): New (v8hf, v4hf variants).
12404 * config/arm/iterators.md (VDQWH): New.
12406 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
12407 (Scalar_mul_8_16): Fix white-space.
12408 (Is_d_reg): Add V4HF and V8HF.
12409 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
12410 (neon_vdup_lane<mode>): New.
12411 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
12412 (*neon_vtrn<mode>_insn): Likewise.
12413 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
12414 (*neon_vzip<mode>_insn): Likewise
12415 (neon_vuzp<mode>_internal): Likewise.
12416 (*neon_vuzp<mode>_insn): Likewise
12417 * config/arm/vec-common.md (vec_perm_const<mode>): New.
12419 2016-09-23 Jiong Wang <jiong.wang@arm.com>
12420 Matthew Wahab <matthew.wahab@arm.com>
12422 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
12423 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
12424 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
12425 available. Also fix some white-space.
12426 * config/arm/vfp.md (*arm_movhi_vfp): New.
12427 (*thumb2_movhi_vfp): New.
12429 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12431 * config/arm/arm-c.c (arm_cpu_builtins): Define
12432 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
12433 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
12435 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12437 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
12438 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
12439 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
12440 arm_v8_2a_fp16_neon_hw.
12441 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
12444 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12446 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
12447 arm_fp16_alternative_ok and arm_fp16_none_ok.
12449 2016-09-23 Martin Liska <mliska@suse.cz>
12451 * ipa-icf.c (sem_variable::merge): Replace adress with address.
12453 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12455 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
12456 ("armv8.2-a"): New.
12457 ("armv8.2-a+fp16"): New.
12458 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
12459 (FL2_FP16INST): New.
12460 (FL2_FOR_ARCH8_2A): New.
12461 * config/arm/arm-tables.opt: Regenerate.
12462 * config/arm/arm.c (arm_arch8_2): New.
12463 (arm_fp16_inst): New.
12464 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
12465 for incompatible fp16-format settings.
12466 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
12467 (TARGET_NEON_FP16INST): New.
12468 (arm_arch8_2): Declare.
12469 (arm_fp16_inst): Declare.
12470 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
12471 march=armv8.2-a and march=armv8.2-a+fp16.
12472 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
12473 and armv8.2-a+fp16.
12474 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
12475 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
12477 2016-09-23 Martin Liska <mliska@suse.cz>
12479 * doc/extend.texi: Remove fused-madd from i386 target options.
12481 2016-09-23 Martin Liska <mliska@suse.cz>
12483 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12486 2016-09-23 Martin Liska <mliska@suse.cz>
12488 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12491 2016-09-23 Martin Liska <mliska@suse.cz>
12494 * config/i386/i386.c (ix86_option_override_internal): Change
12495 signature and return false when there's an error related to
12497 (release_options_strings): New function.
12498 (ix86_valid_target_attribute_tree): Call the function.
12500 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12502 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
12503 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
12504 (gen_hsa_ctor_assignment): Likewise.
12505 * print-tree.c (print_node): Likewise.
12506 * tree-dump.c (dequeue_and_dump): Likewise.
12507 * tree-sra.c (sra_modify_constructor_assign): Likewise.
12508 * expr.c (store_constructor): Likewise.
12509 * fold-const.c (operand_equal_p): Likewise.
12510 * tree-pretty-print.c (dump_generic_node): Likewise.
12511 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
12512 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
12514 2016-09-23 Richard Biener <rguenther@suse.de>
12516 * hooks.h (hook_uint_uintp_false): Declare.
12518 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12520 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
12521 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
12523 2016-09-22 Martin Sebor <msebor@redhat.com>
12526 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
12527 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
12528 (target_int_min): Correct computation.
12529 (format_integer): Use long long as the argument for the ll length
12531 (format_floating): Use target_int_max().
12532 (get_string_length): Same.
12533 (format_string): Avoid setting the bounded flag for strings
12535 (try_substitute_return_value): Avoid setting range info when
12536 the result isn't bounded.
12537 * varasm.c (assemble_name): Increase buffer size.
12539 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
12540 Terry Guo <terry.guo@arm.com>
12542 * target.def (elf_flags_numeric): New target hook.
12543 * targhooks.h (default_asm_elf_flags_numeric): New.
12544 * varasm.c (default_asm_elf_flags_numeric): New.
12545 (default_elf_asm_named_section): Use new target hook.
12546 * config/arm/arm.opt (mpure-code): New.
12547 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
12548 * config/arm/arm.c (arm_asm_init_sections): Add section
12549 attribute to default text section if -mpure-code.
12550 (arm_option_check_internal): Diagnose use of option with
12551 non supported targets and/or options.
12552 (arm_asm_elf_flags_numeric): New.
12553 (arm_function_section): New.
12554 (arm_elf_section_type_flags): New.
12555 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
12557 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
12558 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
12560 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
12562 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
12564 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12566 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
12567 * rtl.h: Adjust prototype.
12569 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12571 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
12572 (prev_active_insn): Likewise.
12573 (active_insn_p): Likewise.
12574 * rtl.h: Adjust prototypes.
12575 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
12576 * config/arc/arc.md: Likewise.
12577 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
12578 (branch_needs_nop_p): Likewise.
12579 (use_skip_p): Likewise.
12580 * config/sh/sh.c (gen_block_redirect): Likewise.
12581 (split_branches): Likewise.
12582 * reorg.c (optimize_skip): Likewise.
12583 (fill_simple_delay_slots): Likewise.
12584 (fill_slots_from_thread): Likewise.
12585 (relax_delay_slots): Likewise.
12586 * resource.c (mark_target_live_regs): Likewise.
12588 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12590 * config/cris/cris.c (cris_asm_output_case_end): Change argument
12591 type to rtx_insn *.
12592 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
12593 (prev_nonnote_nondebug_insn): Likewise.
12594 * config/cris/cris-protos.h: Adjust prototype.
12596 * jump.c (rtx_renumbered_equal_p): Adjust.
12598 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12600 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
12601 * rtl.h: Adjust prototype.
12602 * config/sh/sh.md: Adjust.
12603 * dwarf2out.c (add_var_loc_to_decl): Likewise.
12605 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12607 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
12608 (prev_nondebug_insn): Likewise.
12609 * loop-doloop.c (doloop_condition_get): Likewise.
12610 * rtl.h: Adjust prototype.
12611 * cfgloop.h: Likewise.
12613 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12615 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
12616 (prev_nonnote_insn): Likewise.
12617 * jump.c (reversed_comparison_code_parts): Likewise.
12618 (reversed_comparison): Likewise.
12619 * rtl.h: Adjust prototypes.
12620 * config/arc/arc.md: Adjust.
12621 * cse.c (find_comparison_args): Likewise.
12622 * reorg.c (redundant_insn): Change return type to rtx_insn *.
12623 (fix_reg_dead_note): Change argument type to rtx_insn *.
12624 (delete_prior_computation): Likewise.
12625 (delete_computation): Likewise.
12626 (fill_slots_from_thread): Adjust.
12627 (relax_delay_slots): Likewise.
12628 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
12629 (simplify_relational_operation_1): Likewise.
12630 (simplify_ternary_operation): Likewise.
12632 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12634 * config/arc/arc-protos.h (arc_label_align): Change type of
12635 variables from rtx to rtx_insn *.
12636 * config/arc/arc.c (arc_label_align): Likewise.
12637 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
12638 * config/bfin/bfin.c (workaround_speculation): Likewise.
12639 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
12640 (find_last_same_clock): Likewise.
12641 (reorg_split_calls): Likewise.
12642 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
12643 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
12644 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
12645 (same_cmp_following_p): Likewise.
12646 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
12647 (same_cmp_following_p): Likwise.
12648 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
12649 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
12650 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
12651 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
12652 (rl78_alloc_physical_registers_cmp): Likewise.
12653 (rl78_alloc_physical_registers_umul): Likewise.
12654 (rl78_calculate_death_notes): Likewise.
12655 * config/s390/s390-protos.h (s390_label_align): Likewise.
12656 * config/s390/s390.c (s390_label_align): Likewise.
12657 * config/sh/sh.c (barrier_align): Likewise.
12658 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
12659 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
12660 (emit_cbcond_nop): Likewise.
12662 2016-09-22 Martin Liska <mliska@suse.cz>
12665 * ipa-icf.c (sem_variable::merge): Yield merge operation if
12666 alias address matters, not necessarily address of original.
12668 2016-09-22 Richard Biener <rguenther@suse.de>
12670 PR middle-end/77697
12671 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
12674 2016-09-22 Richard Biener <rguenther@suse.de>
12676 PR middle-end/77677
12677 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
12678 from constant folding results.
12679 (gimple_resimplify2): Likewise.
12680 (gimple_resimplify3): Likewise.
12682 2016-09-22 Richard Biener <rguenther@suse.de>
12684 PR middle-end/77678
12685 * expr.c (expand_expr_real_1): Guard array access against negative
12688 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12690 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
12692 (format_floating): Likewise.
12694 2016-09-22 Jakub Jelinek <jakub@redhat.com>
12697 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
12698 for all IFN_GOMP_SIMD_* internal fns, not just for
12699 IFN_GOMP_SIMD_ORDERED_*.
12701 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12704 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
12705 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
12706 instructions when you want to invert the test.
12707 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
12708 correct order for XXSEL.
12709 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
12710 for using XSCMP{EQ,GT,GE}DP.
12712 2016-09-21 David Malcolm <dmalcolm@redhat.com>
12714 * genconstants.c (main): Introduce noop_reader and convert call
12715 to read_md_files to a method call.
12716 * genenums.c (main): Likewise.
12717 * genmddeps.c (main): Likewise.
12718 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
12719 rtx_reader_ptr->get_top_level_filename ().
12720 (write_tm_preds_h): Likewise.
12721 (write_insn_preds_c): Likewise.
12722 * gensupport.c (class gen_reader): New subclass of rtx_reader.
12723 (rtx_handle_directive): Convert to...
12724 (gen_reader::handle_unknown_directive): ...this.
12725 (init_rtx_reader_args_cb): Convert return type from bool to
12726 rtx_reader *. Create a gen_reader instance, using it for the
12727 call to read_md_files. Return it if no errors occur.
12728 (init_rtx_reader_args): Convert return type from bool to
12730 * gensupport.h (init_rtx_reader_args_cb): Likewise.
12731 (init_rtx_reader_args_cb): Likewise.
12732 * read-md.c (struct file_name_list): Move to class rtx_reader.
12733 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
12734 (read_md_filename): Delete in favor of
12735 rtx_reader::m_read_md_filename.
12736 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
12737 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
12738 (base_dir): Delete in favor of rtx_reader::m_base_dir.
12739 (first_dir_md_include): Delete in favor of
12740 rtx_reader::m_first_dir_md_include.
12741 (last_dir_md_include_ptr): Delete in favor of
12742 rtx_reader::m_last_dir_md_include_ptr.
12743 (max_include_len): Delete.
12744 (rtx_reader_ptr): New.
12745 (fatal_with_file_and_line): Use get_filename and get_lineno
12746 accessors of rtx_reader_ptr.
12747 (require_char_ws): Likewise.
12748 (rtx_reader::read_char): New method, based on ::read_char.
12749 (rtx_reader::unread_char): New method, based on ::unread_char.
12750 (read_escape): Use get_filename and get_lineno accessors of
12752 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
12753 (read_string): Use get_filename and get_lineno accessors of
12755 (rtx_reader::rtx_reader): New ctor.
12756 (rtx_reader::~rtx_reader): New dtor.
12757 (handle_include): Convert from a function to...
12758 (rtx_reader::handle_include): ...this method, converting
12759 handle_directive from a callback to a virtual function.
12760 (handle_file): Likewise, converting to...
12761 (rtx_reader::handle_file): ...this method.
12762 (handle_toplevel_file): Likewise, converting to...
12763 (rtx_reader::handle_toplevel_file): ...this method.
12764 (rtx_reader::get_current_location): New method.
12765 (parse_include): Convert from a function to...
12766 (rtx_reader::add_include_path): ...this method, dropping redundant
12767 update to unused max_include_len.
12768 (read_md_files): Convert from a function to...
12769 (rtx_reader::read_md_files): ...this method, converting
12770 handle_directive from a callback to a virtual function.
12771 (noop_reader::handle_unknown_directive): New method.
12772 * read-md.h (directive_handler_t): Delete this typedef.
12773 (in_fname): Delete.
12774 (read_md_file): Delete.
12775 (read_md_lineno): Delete.
12776 (read_md_filename): Delete.
12777 (class rtx_reader): New class.
12778 (rtx_reader_ptr): New decl.
12779 (class noop_reader): New subclass of rtx_reader.
12780 (read_char): Reimplement in terms of rtx_reader::read_char.
12781 (unread_char): Reimplement in terms of rtx_reader::unread_char.
12782 (read_md_files): Delete.
12783 * read-rtl.c (read_rtx_code): Update for deletion of globals
12784 read_md_filename and read_md_lineno.
12786 2016-09-21 Jason Merrill <jason@redhat.com>
12788 * input.h (from_macro_definition_at): New.
12790 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
12792 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
12794 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12796 PR tree-optimization/77550
12797 * tree-vect-stmts.c (create_array_ref): Change parameters.
12798 (get_group_alias_ptr_type): New function.
12799 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
12801 2016-09-21 Marek Polacek <polacek@redhat.com>
12803 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
12804 Add falls through comment.
12806 2016-09-21 Richard Biener <rguenther@suse.de>
12808 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
12809 (replace_child): Likewise.
12810 (remove_child_TAG): Adjust.
12811 (move_marked_base_types): Likewise.
12812 (prune_unused_types_prune): Clear die_sib of removed children.
12814 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
12817 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
12818 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
12820 2016-09-21 Richard Biener <rguenther@suse.de>
12822 PR tree-optimization/77648
12823 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
12825 (make_transitive_closure_constraints): Adjust comment.
12826 (make_any_offset_constraints): New function.
12827 (handle_rhs_call): Make sure to first expand a pointer to all
12828 subfields before transitively closing it.
12829 (handle_const_call): Likewise. Properly expand returned
12831 (handle_pure_call): Likewise.
12833 2016-09-21 Richard Biener <rguenther@suse.de>
12834 Jakub Jelinek <jakub@redhat.com>
12836 PR tree-optimization/77621
12837 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
12838 group at non-vectorizable stmts.
12840 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12842 PR tree-optimization/72835
12843 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
12844 (make_new_ssa_for_all_defs): Likewise.
12845 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
12847 2016-09-20 Martin Sebor <msebor@redhat.com>
12849 PR middle-end/49905
12850 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
12851 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
12852 * config/linux.c (gnu_libc_printf_pointer_format): New function.
12853 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
12854 * config/sol2.c (solaris_printf_pointer_format): New function.
12855 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
12857 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
12858 * doc/tm.texi: Regenerate.
12859 * gimple-fold.h (get_range_strlen): New function.
12860 (get_maxval_strlen): Declare existing function.
12861 * gimple-fold.c (get_range_strlen): Add arguments and compute both
12862 maximum and minimum.
12863 (get_range_strlen): Define overload.
12864 (get_maxval_strlen): Adjust.
12865 * gimple-ssa-sprintf.c: New file and pass.
12866 * passes.def (pass_sprintf_length): Add new pass.
12867 * targhooks.h (default_printf_pointer_format): Declare new function.
12868 (gnu_libc_printf_pointer_format): Same.
12869 (solaris_libc_printf_pointer_format): Same.
12870 * targhooks.c (default_printf_pointer_format): Define new function.
12871 * tree-pass.h (make_pass_sprintf_length): Declare new function.
12872 * print-tree.c: Increase buffer size.
12874 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12876 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
12878 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12880 * common.opt: New option -fipa-vrp.
12881 * ipa-cp.c (ipa_get_vr_lat): New.
12882 (ipcp_vr_lattice::print): Likewise.
12883 (print_all_lattices): Call ipcp_vr_lattice::print.
12884 (ipcp_vr_lattice::meet_with): New.
12885 (ipcp_vr_lattice::meet_with_1): Likewise.
12886 (ipcp_vr_lattice::top_p): Likewise.
12887 (ipcp_vr_lattice::bottom_p): Likewsie.
12888 (ipcp_vr_lattice::set_to_bottom): Likewise.
12889 (set_all_contains_variable): Call VR set_to_bottom.
12890 (initialize_node_lattices): Init VR lattices.
12891 (propagate_vr_accross_jump_function): New.
12892 (propagate_constants_accross_call): Call
12893 propagate_vr_accross_jump_function.
12894 (ipcp_store_vr_results): New.
12895 (ipcp_driver): Handle VR.
12896 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
12897 (ipa_set_jf_unknown): Likewise.
12898 (ipa_compute_jump_functions_for_edge): Likewise.
12899 (ipa_node_params_t::duplicate): Likewise.
12900 (ipa_write_jump_function): Likewise.
12901 (ipa_read_jump_function): Likewise.
12902 (write_ipcp_transformation_info): Likewise.
12903 (read_ipcp_transformation_info): Likewise.
12904 (ipcp_update_vr): New.
12905 (ipcp_transform_function): Handle VR.
12906 * ipa-prop.h (struct ipa_vr): New.
12907 * cgraph.c: Include tree-vrp.h.
12908 * cgraphunit.c: Likewise.
12909 * ipa-utils.c: Likewise.
12911 * opts.c: Likewise.
12912 * toplev.c: Likewise.
12913 * ipa-devirt.c: Likewise.
12914 * ipa-inline-transform.c: Likewise.
12915 * ipa-inline.c: Likewise.
12916 * ipa-profile.c: Likewise.
12918 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12920 * doc/invoke.texi: Document -fdump-tree-evrp.
12921 * passes.def: Define new pass_early_vrp.
12922 * timevar.def: Define new TV_TREE_EARLY_VRP.
12923 * tree-pass.h (make_pass_early_vrp): New.
12924 * tree-ssa-propagate.c: Make replace_uses_in non static.
12925 * tree-ssa-propagate.h: Export replace_uses_in.
12926 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
12927 (extract_range_from_assert): Factor out
12928 extract_range_for_var_from_comparison_expr.
12929 (vrp_initialize_lattice): New.
12930 (vrp_initialize): Factor out vrp_initialize_lattice.
12931 (vrp_valueize): Fix it to reject complex value ranges.
12932 (vrp_free_lattice): New.
12933 (evrp_dom_walker::before_dom_children): Likewise.
12934 (evrp_dom_walker::after_dom_children): Likewise.
12935 (evrp_dom_walker::push_value_range): Likewise.
12936 (evrp_dom_walker::pop_value_range): Likewise.
12937 (execute_early_vrp): Likewise.
12938 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
12939 (make_pass_early_vrp): New.
12941 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
12943 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
12944 instead of exact_log2.
12946 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
12949 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
12950 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
12951 (ix86_add_stmt_cost): Penalize DFmode vector operations
12952 for !TARGET_VECTORIZE_DOUBLE.
12954 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
12956 * doc/invoke.texi (Warning Options): Simplify language.
12957 (Optimize Options): Complete sentence.
12959 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
12961 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
12964 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
12967 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
12968 inits on power8 and above, use the VMRGEW instruction instead of a
12971 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
12972 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
12975 2016-09-20 Tamar Christina <tamar.christina@arm.com>
12977 * config/aarch64/arm_neon.h
12978 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
12979 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
12980 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
12982 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
12984 * config/var/vax.h (ELIMINABLE_REGS): Define.
12985 (INITIAL_ELIMINATION_OFFSET): Define.
12987 2016-09-20 Jakub Jelinek <jakub@redhat.com>
12989 PR middle-end/77624
12990 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
12991 cast to void * if the cast is from some other pointer type.
12993 2016-09-20 Richard Biener <rguenther@suse.de>
12995 PR tree-optimization/77646
12996 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
12999 2016-09-20 Tamar Christina <tamar.christina@arm.com>
13001 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
13002 attributes to all inlined functions and make them extern.
13004 2016-09-20 Richard Biener <rguenther@suse.de>
13006 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
13008 * debug.c (do_nothing_debug_hooks): Adjust.
13009 * dbxout.c (dbx_debug_hooks): Likewise.
13010 * sdbout.c (sdb_debug_hooks): Likewise.
13011 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
13012 (dwarf2out_finish): Move producer, filename and
13013 path annotation ...
13014 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
13015 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
13017 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
13020 * doc/invoke.texi: Document -Wint-in-bool-context.
13022 PR middle-end/77421
13023 * dwarf2out.c (output_loc_operands): Fix an assertion.
13025 2016-09-19 Joseph Myers <joseph@codesourcery.com>
13027 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
13028 (CR_DECIMAL_DIG): New macro.
13030 2016-09-19 Joseph Myers <joseph@codesourcery.com>
13032 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
13035 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
13037 PR rtl-optimization/77416
13038 * lra-remat.c (operand_to_remat): Process hard coded insn
13041 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13043 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
13044 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
13046 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
13048 * target.def (lra_p): Wordsmithing.
13049 * doc/tm.texi: Regenerate.
13051 2016-09-19 Jakub Jelinek <jakub@redhat.com>
13052 Jan Hubicka <jh@suse.cz>
13055 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
13056 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
13057 Call ultimate_alias_target just once, not up to 4 times.
13059 2016-09-19 Richard Biener <rguenther@suse.de>
13061 * dwarf2out.c (early_dwarf_finished): New global.
13062 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
13064 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
13065 if called from LTO exit early.
13066 (dwarf2out_late_global_decl): When being during the early
13067 debug phase do not add locations but only const value attributes.
13068 Adjust the way we generate early DIEs for LTO.
13070 2016-09-19 Richard Biener <rguenther@suse.de>
13072 PR middle-end/77605
13073 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
13074 proper niter to bound the loops.
13076 2016-09-19 Richard Biener <rguenther@suse.de>
13078 PR tree-optimization/77514
13079 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
13080 search for folded stmt.
13082 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
13084 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
13085 * tree-pass.h (make_pass_early_thread_jumps): Declare.
13086 * tree-ssa-threadbackward.c (fsm_find_thread_path,
13087 fsm_find_thread_path, profitable_jump_thread_path,
13088 fsm_find_control_statement_thread_paths,
13089 find_jump_threads_backwards): Add speed_p parameter.
13090 (pass_data_early_thread_jumps): New pass.
13091 (make_pass_early_thread_jumps): New function.
13093 2016-09-17 Andreas Schwab <schwab@suse.de>
13095 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
13096 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13098 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
13100 * recog.c (rest_of_handle_split_after_reload): Delete.
13101 (pass_split_after_reload::gate): New method.
13102 (pass_split_after_reload::execute): Call split_all_insns directly.
13104 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
13106 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
13107 parameters for functions taking long long arguments.
13109 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13112 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
13113 splat with truncate.
13115 2016-09-16 Jason Merrill <jason@redhat.com>
13117 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
13119 * hwint.c (exact_log2): Use pow2p_hwi.
13120 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
13121 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
13122 * builtins.c (get_object_alignment_2, get_object_alignment)
13123 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
13125 * calls.c (compute_argument_addresses, store_one_arg): Use
13127 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
13128 * combine.c (force_to_mode): Use least_bit_hwi.
13129 (contains_muldiv, find_split_point, combine_simplify_rtx)
13130 (simplify_if_then_else, simplify_set, force_to_mode)
13131 (if_then_else_cond, simplify_and_const_int_1)
13132 (simplify_compare_const): Use pow2p_hwi.
13133 * cse.c (fold_rtx): Use pow2p_hwi.
13134 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
13136 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
13137 (init_expmed_one_conv): Use pow2p_hwi.
13138 * expr.c (is_aligning_offset): Use pow2p_hwi.
13139 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
13140 (fold_binary_loc): Use pow2p_hwi.
13141 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
13142 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
13143 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
13144 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
13146 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
13147 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
13148 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
13149 * omp-low.c (oacc_loop_fixed_partitions)
13150 (oacc_loop_auto_partitions): Use least_bit_hwi.
13151 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
13152 * stor-layout.c (place_field): Use least_bit_hwi.
13153 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
13154 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
13155 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
13156 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
13157 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
13158 * tree-vect-data-refs.c (vect_analyze_group_access_1)
13159 (vect_grouped_store_supported, vect_grouped_load_supported)
13160 (vect_permute_load_chain, vect_shift_permute_load_chain)
13161 (vect_transform_grouped_load): Use pow2p_hwi.
13162 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
13163 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
13164 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
13166 * tsan.c (instrument_expr): Use least_bit_hwi.
13167 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
13169 2016-09-16 Andreas Schwab <schwab@suse.de>
13171 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
13172 OFFSET, not offset.
13173 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13175 2016-09-16 Jakub Jelinek <jakub@redhat.com>
13178 * combine.c (rest_of_handle_combine): If any edges have been purged,
13179 free dominators if available.
13181 2016-09-16 Jakub Jelinek <jakub@redhat.com>
13182 Eric Botcazou <ebotcazou@adacore.com>
13184 PR middle-end/77594
13185 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
13186 through into expand_addsub_overflow after expand_neg_overflow.
13188 2016-09-15 David Malcolm <dmalcolm@redhat.com>
13190 * diagnostic-show-locus.c
13191 (selftest::test_fixit_insert_containing_newline): New function.
13192 (selftest::test_fixit_replace_containing_newline): New function.
13193 (selftest::diagnostic_show_locus_c_tests): Call the above.
13195 2016-09-15 Bin Cheng <bin.cheng@arm.com>
13197 PR tree-optimization/77503
13198 * tree-vect-loop.c (vectorizable_reduction): Record reduction
13199 code for CONST_COND_REDUCTION at analysis stage and use it at
13201 * tree-vectorizer.h (struct _stmt_vec_info): New field.
13202 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
13203 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
13206 2016-09-15 Richard Biener <rguenther@suse.de>
13208 PR middle-end/77544
13209 * fold-const.c (split_tree): Do not split constant ~X.
13211 2016-09-15 Jakub Jelinek <jakub@redhat.com>
13213 PR rtl-optimization/77425
13214 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
13217 PR middle-end/77475
13218 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
13219 use %qs instead of %s where desirable, use argument instead of arg in
13220 the diagnostic wording, add list of supported strategies and
13222 (ix86_option_override_internal): Emit target("m...") instead of
13223 option("m...") in the diagnostic. Use %qs instead of %s in invalid
13224 -march/-mtune option diagnostic. Add list of supported arches/tunings
13225 and spellcheck hint. Remove prefix, suffix and sw variables, use
13226 main_args_p ? "..." : "..." in diagnostics to make translation
13229 2016-09-15 Richard Biener <rguenther@suse.de>
13231 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
13232 extra offset argument.
13233 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
13234 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
13235 to reflect new offset parameter.
13236 * doc/tm.texi: Regenerate.
13237 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13238 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
13240 (darwin_asm_output_dwarf_offset): Likewise.
13241 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
13243 (darwin_asm_output_dwarf_offset): Pass offset argument through.
13244 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13245 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13247 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
13250 * ipa-icf.c (set_alias_uids): New function.
13251 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
13252 all the merged variable's referring aliases.
13254 2016-09-15 Richard Biener <rguenther@suse.de>
13256 PR tree-optimization/77514
13257 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
13258 only forced_stmts sequence.
13260 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
13262 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
13263 * cfgexpand.c (update_alias_info_with_stack_vars): Use
13264 FOR_EACH_SSA_NAME to iterate over SSA variables.
13265 (pass_expand::execute): Likewise.
13266 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
13267 * tree-cfg.c (dump_function_to_file): Likewise.
13268 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
13269 (update_ssa): Likewise.
13270 * tree-ssa-alias.c (dump_alias_info): Likewise.
13271 * tree-ssa-ccp.c (ccp_finalize): Likewise.
13272 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
13273 (create_outofssa_var_map): Likewise.
13274 (coalesce_ssa_name): Likewise.
13275 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
13276 * tree-ssa-pre.c (compute_avail): Likewise.
13277 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
13278 (scc_vn_restore_ssa_info): Likewise.
13279 (free_scc_vn): Likwise.
13280 (run_scc_vn): Likewise.
13281 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
13282 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
13283 * tree-ssa-copy.c (fini_copy_prop): Likewise.
13284 * tree-ssa.c (verify_ssa): Likewise.
13286 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
13288 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
13289 and mips64r2 as default 32-bit and 64-bit architectures.
13290 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
13291 as default 32-bit and 64-bit architectures.
13293 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
13295 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
13298 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13300 * target.def (lra_p): Change commentary (for the manual) for the
13302 * doc/tm.texi: Regenerate.
13304 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13306 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
13307 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
13308 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
13309 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
13311 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13313 * targhooks.c (default_lra_p): Return true instead of false.
13315 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13317 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
13318 hook_bool_void_false.
13319 * config/avr/avr.c: Ditto.
13320 * config/bfin/bfin.c: Ditto.
13321 * config/c6x/c6x.c: Ditto.
13322 * config/cr16/cr16.c: Ditto.
13323 * config/cris/cris.c: Ditto.
13324 * config/epiphany/epiphany.c: Ditto.
13325 * config/fr30/fr30.c: Ditto.
13326 * config/frv/frv.c: Ditto.
13327 * config/h8300/h8300.c: Ditto.
13328 * config/ia64/ia64.c: Ditto.
13329 * config/iq2000/iq2000.c: Ditto.
13330 * config/lm32/lm32.c: Ditto.
13331 * config/m32c/m32c.c: Ditto.
13332 * config/m32r/m32r.c: Ditto.
13333 * config/m68k/m68k.c: Ditto.
13334 * config/mcore/mcore.c: Ditto.
13335 * config/microblaze/microblaze.c: Ditto.
13336 * config/mmix/mmix.c: Ditto.
13337 * config/mn10300/mn10300.c: Ditto.
13338 * config/moxie/moxie.c: Ditto.
13339 * config/msp430/msp430.c: Ditto.
13340 * config/nios2/nios2.c: Ditto.
13341 * config/nvptx/nvptx.c: Ditto.
13342 * config/pa/pa.c: Ditto.
13343 * config/pdp11/pdp11.c: Ditto.
13344 * config/rl78/rl78.c: Ditto.
13345 * config/sparc/sparc.c: Ditto.
13346 * config/spu/spu.c: Ditto.
13347 * config/stormy16/stormy16.c: Ditto.
13348 * config/tilegx/tilegx.c: Ditto.
13349 * config/tilepro/tilepro.c: Ditto.
13350 * config/v850/v850.c: Ditto.
13351 * config/vax/vax.c: Ditto.
13352 * config/visium/visium.c: Ditto.
13353 * config/xtensa/xtensa.c: Ditto.
13355 2016-09-14 Jakub Jelinek <jakub@redhat.com>
13358 * tsan.c: Include target.h.
13359 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
13360 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
13361 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
13362 BUILT_IN_ATOMIC_TEST_AND_SET entries.
13363 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
13365 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
13366 Martin Liska <mliska@suse.cz>
13368 PR middle-end/77574
13369 * predict.c (force_edge_cold): Add braces to a condition.
13371 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
13373 PR rtl-optimization/77289
13374 * lra-constraints.c (get_final_hard_regno): Removed.
13375 (get_hard_regno): Add new parameter final_p.
13376 (get_reg_class): Directly call lra_get_elimination_hard_regno.
13377 (operands_match_p): Adjust call to get_hard_regno.
13378 (uses_hard_regs_p): Likewise.
13379 (process_alt_operands): Likewise.
13381 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
13384 * config/msp430/msp430.c (msp430_start_function): Emit an error
13385 if a function is both weak and specifies an interrupt number.
13387 2016-09-13 Jakub Jelinek <jakub@redhat.com>
13389 PR tree-optimization/77454
13390 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
13391 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
13394 2016-09-13 Tamar Christina <tamar.christina@arm.com>
13396 * config/aarch64/aarch64-builtins.c
13397 (aarch64_init_simd_builtins): Fix builtin type signature printing.
13399 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
13401 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
13402 SFmode and SCmode arguments by reference.
13404 2016-09-13 David Malcolm <dmalcolm@redhat.com>
13406 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
13408 (selftest::test_one_liner_fixit_insert_before): ...this, and update
13409 for renaming of add_fixit_insert to add_fixit_insert_before.
13410 (selftest::test_one_liner_fixit_insert_after): New function.
13411 (selftest::test_one_liner_fixit_validation_adhoc_locations):
13412 Update for renaming of add_fixit_insert to add_fixit_insert_before.
13413 (selftest::test_one_liner_many_fixits): Likewise.
13414 (selftest::test_diagnostic_show_locus_one_liner): Update for
13415 renaming, call new test function.
13416 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
13417 renaming of add_fixit_insert to add_fixit_insert_before.
13418 (selftest::test_fixit_consolidation): Likewise.
13419 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
13421 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
13422 (selftest::test_applying_fixits_insert_before): ...this.
13423 (selftest::test_applying_fixits_insert): Update for renaming of
13424 add_fixit_insert to add_fixit_insert_before.
13425 (selftest::test_applying_fixits_insert_after): New function.
13426 (selftest::test_applying_fixits_insert_after_at_line_end): New
13428 (selftest::test_applying_fixits_insert_after_failure): New function.
13429 (selftest::test_applying_fixits_multiple): Update for renaming of
13430 add_fixit_insert to add_fixit_insert_before.
13431 (selftest::change_line): Likewise.
13432 (selftest::test_applying_fixits_unreadable_file): Likewise.
13433 (selftest::test_applying_fixits_line_out_of_range): Likewise.
13434 (selftest::test_applying_fixits_column_validation): Likewise.
13435 (selftest::test_applying_fixits_column_validation): Likewise.
13436 (selftest::edit_context_c_tests): Update for renamed test function;
13437 call new test functions.
13439 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
13441 PR tree-optimization/77536
13442 PR rtl-optimization/68212
13443 * config/rs6000/rs6000.md (div->recip splitter): Remove
13444 optimize_insn_for_speed_p condition.
13446 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
13448 * optabs.c (prepare_cmp_insn): Update documentation comment.
13450 2016-09-13 Jakub Jelinek <jakub@redhat.com>
13451 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13453 PR middle-end/77475
13454 * opts.h (candidates_list_and_hint): Declare.
13455 * opts-common.c (candidates_list_and_hint): New function.
13456 (cmdline_handle_error): Use it.
13458 2016-09-12 David Malcolm <dmalcolm@redhat.com>
13460 * edit-context.c (edited_line::get_len): New accessor.
13461 (edited_file::print_diff): Split out hunk-printing into...
13462 (edited_file::print_diff_hunk): New method.
13463 (edited_file::print_diff_line): New method.
13465 2016-09-12 Andrew Pinski <apinski@cavium.com>
13467 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
13469 * config/aarch64/aarch64.c (thunderx_tunings): Enable
13470 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
13471 (aarch64_operands_ok_for_ldpstp): Return false if
13472 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
13473 was SImode and the alignment is less than 8 byte.
13474 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
13476 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
13479 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
13481 2016-09-12 Marek Polacek <polacek@redhat.com>
13483 * doc/extend.texi: Use lowercase "boolean".
13484 * doc/invoke.texi: Likewise.
13485 * doc/md.texi: Likewise.
13486 * target.def: Likewise.
13487 * doc/tm.texi: Regenerated.
13489 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13491 PR middle-end/77426
13492 * expmed.c (synth_mult): Delete duplicate mode check.
13494 2016-09-10 Tom de Vries <tom@codesourcery.com>
13497 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
13499 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
13500 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
13502 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
13504 PR rtl-optimization/77289
13505 * lra-constraints.c (get_final_hard_regno): Add support for non hard
13506 register numbers. Remove support for subregs.
13507 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
13508 (get_reg_class): Delete removed get_final_hard_regno() argument.
13509 (uses_hard_regs_p): Call get_final_hard_regno().
13511 2016-09-09 Martin Sebor <msebor@redhat.com>
13515 * pretty-print.c (pp_quoted_string): New function.
13516 (pp_format): Call it for %c and %s directives.
13518 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13520 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
13521 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
13522 INITIAL_ELIMINATION_OFFSET) : Update documentation.
13523 * target.def (frame_pointer_required, can_eliminate): Likewise.
13524 * doc/tm.texi: Regenerated.
13525 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
13527 * df-scan.c (df_hard_reg_init): Likewise.
13528 * ira.c (ira_setup_eliminable_regset): Likewise.
13529 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
13530 init_elim_table): Likewise.
13531 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
13532 set_initial_elim_offsets, update_eliminables,
13533 init_elim_table): Likewise.
13534 * rtlanal.c (get_initial_register_offset): Likewise.
13535 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
13536 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13537 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13538 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13539 * config/fr30/fr30.h: Fix comment.
13540 * config/frv/frv.c: Likewise.
13541 * config/frv/frv.h: Likewise.
13542 * config/ft32/ft32.h: Likewise.
13543 * config/visium/visium.h: Likewise.
13544 * config/pa/pa64-linux.h: Likewise.
13545 * config/v850/v850.h: Likewise.
13546 * config/cris/cris.c: Likewise.
13547 * config/ia64/ia64.h: Likewise.
13548 * config/moxie/moxie.h: Likewise.
13549 * config/m32r/m32r.h: Likewise.
13551 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
13554 * config.in: Regenerate.
13555 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
13557 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
13558 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
13559 static-libmpxwrappers case.
13560 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
13561 MPX_LD_AS_NEEDED_GUARD_POP.
13562 * configure: Regenerate.
13563 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
13564 defined if linker support "--push-state"/"--pop-state".
13566 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
13568 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
13570 2016-09-09 Joseph Myers <joseph@codesourcery.com>
13572 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
13573 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
13574 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
13575 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
13576 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
13577 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
13578 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
13580 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
13581 width macros from TS 18661-1.
13582 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
13584 2016-09-08 Jakub Jelinek <jakub@redhat.com>
13587 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
13588 OMP_CLAUSE_SAFELEN_EXPR.
13590 2016-09-07 David Malcolm <dmalcolm@redhat.com>
13592 * Makefile.in (OBJS): Add substring-locations.o.
13593 * langhooks-def.h (class substring_loc): New forward decl.
13594 (lhd_get_substring_location): New decl.
13595 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
13596 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
13597 * langhooks.c (lhd_get_substring_location): New function.
13598 * langhooks.h (class substring_loc): New forward decl.
13599 (struct lang_hooks): Add field get_substring_location.
13600 * substring-locations.c: New file, taking definition of
13601 format_warning_va and format_warning_at_substring from
13602 c-family/c-format.c, making them non-static.
13603 * substring-locations.h (class substring_loc): Move class here
13604 from c-family/c-common.h. Add and rewrite comments.
13605 (format_warning_va): New decl.
13606 (format_warning_at_substring): New decl.
13607 (get_source_location_for_substring): Add comment.
13609 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
13611 * config/i386/i386.c: Add 'U' suffix to processor feature bits
13612 to avoid -Wnarrowing warning.
13613 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
13614 * opts.c: Likewise for SANITIZER_OPT bitmasks.
13616 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
13618 * config/aarch64/aarch64.c (aarch64_legitimize_address):
13619 Avoid use of base_offset if offset already in range.
13621 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
13623 * config/sh/sh-protos.h (struct sh_atomic_model,
13624 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13625 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13626 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
13627 * config/sh/sh.h (struct sh_atomic_model,
13628 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13629 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13630 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
13631 Guard with __cplusplus.
13633 2016-09-06 Jakub Jelinek <jakub@redhat.com>
13636 * config/i386/i386.c (ix86_expand_builtin): For builtin with
13637 unsupported or unknown ISA, use expand_call.
13639 2016-09-06 Martin Liska <mliska@suse.cz>
13641 PR gcov-profile/77378
13642 PR gcov-profile/77466
13643 * tree-profile.c (tree_profiling): Detect whether target can use
13644 -fprofile-update=atomic.
13646 2016-09-06 Richard Biener <rguenther@suse.de>
13648 PR tree-optimization/77479
13649 * tree-vrp.c (update_value_range): Extend overflow handling to
13652 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13655 * config/i386/i386.md (isa): Add x64_avx512bw.
13656 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
13657 (kmov_isa): New mode attr.
13658 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
13659 (*zero_extend<mode>si2): Likewise.
13660 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
13662 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
13664 * doc/invoke.texi (SPU Options): nops -> NOPs.
13665 (x86 Options): Ditto.
13667 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13669 PR middle-end/77475
13670 * toplev.c (process_options): Temporarily set input_location
13671 to UNKNOWN_LOCATION around targetm.target_option.override () call.
13673 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
13675 PR rtl-optimization/77452
13676 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
13677 inner-mode reference to a CONST_VECTOR constant in the constant pool.
13679 2016-09-05 Marek Polacek <polacek@redhat.com>
13682 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
13684 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13687 * gensupport.c (alter_output_for_subst_insn): Remove redundant
13688 *insn_out == '*' test. Don't copy unnecessary to yet another
13689 memory buffer, and don't leak it.
13691 PR rtl-optimization/77425
13692 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
13694 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
13696 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
13698 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13700 * common.opt (fdiagnostics-generate-patch): New option.
13701 * diagnostic.c: Include "edit-context.h".
13702 (diagnostic_initialize): Initialize context->edit_context_ptr.
13703 (diagnostic_finish): Delete context->edit_context_ptr.
13704 (diagnostic_report_diagnostic): Add fix-it hints from the
13705 diagnostic to context->edit_context_ptr, if any.
13706 * diagnostic.h (class edit_context): Add forward decl.
13707 (struct diagnostic_context): Add field "edit_context_ptr".
13708 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
13709 -fdiagnostics-generate-patch.
13710 (-fdiagnostics-generate-patch): New item.
13711 * toplev.c: Include "edit-context.h".
13712 (process_options): Set global_dc->edit_context_ptr to a new
13713 edit_context if the options need one.
13714 (toplev::main): Handle -fdiagnostics-generate-patch by using
13715 global_dc->edit_context_ptr.
13717 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13720 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
13721 map and firstprivate clauses on target construct for _Atomic
13723 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
13724 on target construct for _Atomic qualified decls.
13725 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
13727 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
13728 _Atomic qualified arguments not mentioned in uniform clause.
13730 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13732 * Makefile.in (OBJS-libcommon): Add edit-context.o.
13733 * diagnostic-color.c (color_dict): Add "diff-filename",
13734 "diff-hunk", "diff-delete", and "diff-insert".
13735 (parse_gcc_colors): Update default value of GCC_COLORS in comment
13736 to reflect above changes.
13737 * doc/invoke.texi (-fdiagnostics-color): Update description of
13738 default GCC_COLORS, and of the supported capabilities.
13739 * edit-context.c: New file.
13740 * edit-context.h: New file.
13741 * input.c (struct fcache): Add field "missing_trailing_newline".
13742 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
13744 (add_file_to_cache_tab): Likewise.
13745 (fcache::fcache): Likewise.
13746 (get_next_line): Update c->missing_trailing_newline.
13747 (location_missing_trailing_newline): New function.
13748 * input.h (location_missing_trailing_newline): New decl.
13749 * selftest-run-tests.c (selftest::run_tests): Call
13750 edit_context_c_tests.
13751 * selftest.h (edit_context_c_tests): New decl.
13753 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13754 Richard Biener <rguenth@suse.de>
13756 PR tree-optimization/77444
13757 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
13758 as steptype, remove redundant initialization.
13760 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13763 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
13764 (sanopt_optimize_walker): Optimize away
13765 __asan_before_dynamic_init (...) followed by
13766 __asan_after_dynamic_init () without intervening memory loads/stores.
13767 * ipa-pure-const.c (special_builtin_state): Handle
13768 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
13769 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
13771 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13773 * cfg.c (free_original_copy_tables): Replace second assignment of
13774 bb_copy = NULL by bb_original = NULL.
13776 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13779 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
13780 assignment added in r216794.
13782 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13784 * Makefile.in (OBJS): Add typed-splay-tree.o.
13785 * selftest-run-tests.c (selftest::run_tests): Call
13786 typed_splay_tree_c_tests.
13787 * selftest.h (typed_splay_tree_c_tests): New decl.
13788 * typed-splay-tree.c: New file.
13789 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
13790 (typed_splay_tree::max): New method.
13791 (typed_splay_tree::min): New method.
13792 (typed_splay_tree::foreach): New method.
13793 (typed_splay_tree::closure): New struct.
13794 (typed_splay_tree::inner_foreach_fn): New function.
13796 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13798 * ipa-cp.c (ipcp_store_bits_results): Change option name from
13799 -fipa-cp-bit to -fipa-bit-cp.
13801 2016-09-01 Martin Sebor <msebor@redhat.com>
13803 PR tree-optimization/71831
13804 * tree-object-size.h: Return bool instead of the size and add
13805 argument for the size.
13806 * tree-object-size.c (compute_object_offset): Update signature.
13807 (addr_object_size): Same.
13808 (compute_builtin_object_size): Return bool instead of the size
13809 and add argument for the size. Handle POINTER_PLUS_EXPR when
13810 optimization is disabled.
13811 (expr_object_size): Adjust.
13812 (plus_stmt_object_size): Adjust.
13813 (pass_object_sizes::execute): Adjust.
13814 * builtins.c (fold_builtin_object_size): Adjust.
13815 * doc/extend.texi (Object Size Checking): Update.
13816 * ubsan.c (instrument_object_size): Adjust.
13818 2016-09-01 Martin Sebor <msebor@redhat.com>
13820 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
13821 it fits the output of the formatted function regardless of its
13823 * genmodes.c (parser::parse_expr): Same.
13824 * gimplify.c (gimplify_asm_expr): Same.
13825 * passes.c (pass_manager::register_one_dump_file): Same.
13826 * print-tree.c (print_node): Same.
13828 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13830 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
13832 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13834 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
13836 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13838 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
13839 * config/rs6000/vector.md: Ditto.
13840 * config/rs6000/vsx.md: Ditto.
13842 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13844 * ipa-inline-analysis.c (param_change_prob): Get to the base object
13845 first in all cases.
13847 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13849 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
13850 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
13851 *return_and_restore_gpregs_<mode>_r11,
13852 *return_and_restore_gpregs_<mode>_r12,
13853 *return_and_restore_gpregs_<mode>_r1,
13854 *return_and_restore_fpregs_<mode>_r11,
13855 *return_and_restore_fpregs_<mode>_r12,
13856 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
13857 directly instead of via the "l" constraint. Renumber operands.
13860 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13862 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
13863 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
13864 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
13865 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
13866 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
13867 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
13868 *call_value_nonlocal_darwin64, reload_macho_picbase,
13869 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
13870 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
13871 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
13872 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
13873 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
13874 *save_fpregs_<mode>_r1): Ditto.
13875 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
13876 *return_and_restore_gpregs_spe): Ditto.
13878 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13880 * config/rs6000/rs6000.md
13881 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
13882 the use of the link register.
13883 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
13885 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13886 Michael Meissner <meissner@linux.vnet.ibm.com>
13889 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
13890 reg+reg addressing for TImode.
13891 (rs6000_legitimate_address_p): Only allow register indirect
13892 addressing for TImode, even without TARGET_QUAD_MEMORY.
13894 2016-09-01 Richard Biener <rguenther@suse.de>
13896 PR middle-end/77436
13897 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
13898 check whether the result fits the desired result type.
13900 2016-09-01 Nathan Sidwell <nathan@acm.org>
13902 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
13904 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
13906 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
13908 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
13910 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13912 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
13913 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
13914 for comparisons of integer ZERO_EXTEND against zero.
13916 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13918 * config/i386/i386.c (ix86_option_override_internal): Also disable the
13919 STV pass if -mstackrealign is enabled.
13921 2016-08-31 Ilya Verbin <iverbin@gmail.com>
13923 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
13926 2016-08-31 David Malcolm <dmalcolm@redhat.com>
13928 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
13929 (layout_range::intersects_line_p): New method.
13930 (test_range_contains_point_for_single_point): Rename to...
13931 (test_layout_range_for_single_point): ...this, and add testing
13932 for layout_range::intersects_line_p.
13933 (test_range_contains_point_for_single_line): Rename to...
13934 (test_layout_range_for_single_line): ...this, and add testing
13935 for layout_range::intersects_line_p.
13936 (test_range_contains_point_for_multiple_lines): Rename to...
13937 (test_layout_range_for_multiple_lines): ...this, and add testing
13938 for layout_range::intersects_line_p.
13939 (layout::layout): Populate m_fixit_hints.
13940 (layout::get_expanded_location): Handle the case of a line-span
13942 (layout::validate_fixit_hint_p): New method.
13943 (get_line_span_for_fixit_hint): New function.
13944 (layout::calculate_line_spans): Add spans for fixit-hints.
13945 (layout::should_print_annotation_line_p): New method.
13946 (layout::print_any_fixits): Drop param "richloc", instead using
13947 validated fixits in m_fixit_hints. Add "const" to hint pointers.
13948 (diagnostic_show_locus): Avoid printing blank annotation lines.
13949 (selftest::test_diagnostic_context::test_diagnostic_context):
13950 Initialize show_column and start_span.
13951 (selftest::test_diagnostic_context::start_span_cb): New static
13953 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
13954 (selftest::diagnostic_show_locus_c_tests): Update for function
13955 renamings. Call test_diagnostic_show_locus_fixit_lines.
13957 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
13959 PR tree-optimization/73714
13960 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
13962 2016-08-31 David Malcolm <dmalcolm@redhat.com>
13964 * selftest.c: Move "namespace selftest {" to top of file,
13965 removing explicit "selftest::" qualifiers throughout.
13967 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
13969 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
13971 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
13972 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
13973 Replace builtin with vector extension.
13974 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
13976 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
13977 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
13978 Replace builtin with vector extension.
13979 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
13980 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
13981 Replace builtin with vector extension.
13982 * config/i386/xmmintrin.h (__m128_u): New type.
13983 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
13984 (_mm_load_ps, _mm_store_ps): Simplify.
13986 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
13988 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
13990 2016-08-30 David Malcolm <dmalcolm@redhat.com>
13992 * diagnostic-show-locus.c (colorizer::begin_state): Support more
13993 than 3 ranges per diagnostic by alternating between color 1 and
13995 (layout::layout): Replace use of rich_location::MAX_RANGES
13996 with richloc->get_num_locations ().
13997 (layout::calculate_line_spans): Replace use of
13998 rich_location::MAX_RANGES with m_layout_ranges.length ().
13999 (layout::print_annotation_line): Handle arbitrary numbers of
14000 ranges in caret-printing by defaulting to '^'.
14001 (selftest::test_one_liner_many_fixits): New function.
14002 (test_diagnostic_show_locus_one_liner): Call it.
14003 * diagnostic.c (diagnostic_initialize): Update for renaming
14004 of rich_location::MAX_RANGES to
14005 rich_location::STATICALLY_ALLOCATED_RANGES.
14006 * diagnostic.h (struct diagnostic_context): Likewise.
14008 2016-08-30 David Malcolm <dmalcolm@redhat.com>
14010 * selftest.c (selftest::named_temp_file::named_temp_file): New
14012 (selftest::temp_source_file::~temp_source_file): Move to...
14013 (selftest::named_temp_file::~named_temp_file): ...here.
14014 (selftest::test_named_temp_file): New function.
14015 (selftest::selftest_c_tests): Call test_named_temp_file.
14016 * selftest.h (class named_temp_file): New class.
14017 (class temp_source_file): Convert to a subclass of named_temp_file.
14019 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
14021 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
14022 USEs of LR_REGNO in returns and sibcalls.
14023 (rs6000_output_mi_thunk): Similar.
14024 (rs6000_sibcall_aix): Similar.
14025 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
14026 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
14027 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
14028 Remove the USE of LR_REGNO from the patterns as well. Delete an
14030 (return_internal_<mode>): Delete.
14032 2016-08-30 Tamar Christina <tamar.christina@arm.com>
14034 * config/aarch64/aarch64-simd.md
14035 (aarch64_ld2<mode>_dreg_le): New.
14036 (aarch64_ld2<mode>_dreg_be): New.
14037 (aarch64_ld2<mode>_dreg): Removed.
14038 (aarch64_ld3<mode>_dreg_le): New.
14039 (aarch64_ld3<mode>_dreg_be): New.
14040 (aarch64_ld3<mode>_dreg): Removed.
14041 (aarch64_ld4<mode>_dreg_le): New.
14042 (aarch64_ld4<mode>_dreg_be): New.
14043 (aarch64_ld4<mode>_dreg): Removed.
14044 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
14046 2016-08-30 David Malcolm <dmalcolm@redhat.com>
14048 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
14049 redundant location param.
14050 (test_one_liner_fixit_remove): Likewise.
14051 (test_one_liner_fixit_replace): Likewise.
14052 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
14053 * gcc-rich-location.c
14054 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
14055 get_range_from_loc. Drop overload taking a const char *.
14056 * gcc-rich-location.h
14057 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
14060 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
14062 * config/linux.c (linux_libc_has_function): Return true on musl.
14064 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
14066 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
14068 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
14070 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
14071 used for abnormal egdes.
14073 2016-08-30 Jakub Jelinek <jakub@redhat.com>
14075 PR tree-optimization/72866
14076 * tree-vect-patterns.c (search_type_for_mask): Turn into
14077 a small wrapper, move all code to ...
14078 (search_type_for_mask_1): ... this new function. Add caching
14079 and adjust recursive calls.
14082 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
14083 instead of lookup_type_die (type_main_variant (type)) even for array
14086 PR middle-end/77377
14087 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
14088 constant pool reference return x instead of c.
14090 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
14092 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
14095 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14098 (selftest::test_make_location_nonpure_range_endpoints): Fix
14101 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14103 * diagnostic-show-locus.c
14104 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
14106 (selftest::test_diagnostic_show_locus_one_liner): Call it.
14107 * input.c (get_pure_location): Move to libcpp/line-map.c.
14108 * input.h (get_pure_location): Convert decl to an inline function
14109 calling implementation in libcpp.
14111 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
14114 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
14115 template for intel asm dialect.
14116 (vec_set_hi_<mode><mask_name>): Ditto.
14118 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14120 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
14121 (selftest::fail_formatted): Likewise.
14123 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14125 * input.c (make_location): Call get_start and get_finish
14126 on the endpoints to avoid storing packed ranges or ad-hoc
14128 (selftest::test_make_location_nonpure_range_endpoints): New function.
14129 (selftest::input_c_tests): Call it.
14130 * input.h (get_start): New inline function.
14132 2016-08-29 Tom de Vries <tom@codesourcery.com>
14135 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
14138 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
14140 * Makefile.in (gcov-iov.h): Add dummy recipe.
14142 2016-08-29 Nathan Sidwell <nathan@acm.org>
14144 * config/nvptx/nvptx.c: #include tree-vrp.h.
14146 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
14149 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
14150 HIGH+LO construct during reload.
14152 2016-08-28 Tom de Vries <tom@codesourcery.com>
14155 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
14156 'sysv_abi va_list' attribute.
14157 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
14158 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
14161 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14163 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
14164 * emit-rtl.c (unshare_all_rtl_1): Adjust.
14165 (unshare_all_rtl_again): Likewise.
14166 * function.c (assign_stack_local_1): Likewise.
14167 (assign_stack_temp_for_type): Likewise.
14169 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14171 * cfgbuild.c (make_edges): Adjust.
14172 * cfgrtl.c (can_delete_label_p): Likewise.
14173 * dwarf2cfi.c (create_trace_edges): Likewise.
14174 * except.c (sjlj_emit_dispatch_table): Likewise.
14175 * function.h (struct expr_status): make x_forced_labels a vector.
14176 * jump.c (rebuild_jump_labels_1): Adjust.
14177 * reload1.c (set_initial_label_offsets): Likewise.
14178 * stmt.c (force_label_rtx): Likewise.
14179 (expand_label): Likewise.
14181 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14183 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
14185 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
14187 PR tree-optimization/71077
14188 PR tree-optimization/68542
14189 * fold-const.c (fold_relational_const): Fix folding of
14190 VECTOR_CST comparisons that have a scalar boolean result type.
14191 (selftest::test_vector_folding): New static function.
14192 (selftest::fold_const_c_tests): Call it.
14194 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
14196 * doc/extend.texi (SPU Built-in Functions): Remove stale
14197 references to material formerly at IBM and Sony.
14199 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
14202 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
14204 2016-08-26 David Malcolm <dmalcolm@redhat.com>
14206 * diagnostic-show-locus.c
14207 (selftest::test_fixit_consolidation): New function.
14208 (selftest::diagnostic_show_locus_c_tests): Call it.
14209 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
14210 constructor based on source_range.
14212 2016-08-26 David Malcolm <dmalcolm@redhat.com>
14214 * diagnostic-color.c (color_dict): Add "fixit-insert" and
14216 (parse_gcc_colors): Update description of default GCC_COLORS.
14217 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
14218 (colorizer::set_fixit_insert): New method.
14219 (colorizer::set_fixit_delete): New method.
14220 (colorizer::get_color_by_name): New method.
14221 (colorizer::STATE_FIXIT_INSERT): New constant.
14222 (colorizer::STATE_FIXIT_DELETE): New constant.
14223 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
14224 fields in favor of new field "m_stop_color". Add fields
14225 "m_fixit_insert" and "m_fixit_delete".
14226 (colorizer::colorizer): Update for above changes. Replace
14227 colorize_start calls with calls to get_color_by_name.
14228 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
14229 STATE_FIXIT_DELETE. Update for field renamings.
14230 (colorizer::finish_state): Simplify by using m_stop_color,
14231 rather than multiple identical "*_ce" fields.
14232 (colorizer::get_color_by_name): New method.
14233 (layout::print_any_fixits): Print insertions and replacements
14234 using the "fixit-insert" color, and deletions using the
14235 "fixit-delete" color.
14236 * doc/invoke.texi (-fdiagnostics-color): Update description of
14237 default GCC_COLORS, and of the supported capabilities.
14239 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
14241 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
14242 current_function_static_stack_size variable with the static
14243 stack frame size of the current function when
14244 flag_stack_usage_info is enabled.
14246 2016-08-26 Nathan Sidwell <nathan@acm.org>
14248 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
14249 assignment inside if condition.
14251 2016-08-26 Richard Biener <rguenther@suse.de>
14253 PR tree-optimization/69047
14254 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
14255 extracts similar to what FRE does.
14256 (non_rewritable_mem_ref_base): Likewise.
14258 2016-08-26 Joseph Myers <joseph@codesourcery.com>
14260 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
14261 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
14262 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14263 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14264 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
14266 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14267 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14268 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14269 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
14270 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14272 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14275 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
14276 reservation duration to 15 cycles.
14277 (cortex_a8_vfp_macs): Likewise.
14278 (cortex_a8_vfp_macd): Likewise.
14279 (cortex_a8_vfp_divs): Likewise.
14280 (cortex_a8_vfp_divd): Likewise.
14282 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14284 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
14285 (aarch_macro_fusion_pair_p): Use above to avoid early return.
14287 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14288 Martin Jambhor <mjambor@suse.cz>
14290 * common.opt: New option -fipa-bit-cp.
14291 * doc/invoke.texi: Document -fipa-bit-cp.
14292 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
14293 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
14294 * tree-ssa-ccp.h: New header file.
14295 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
14296 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
14297 Replace all occurences of tree parameter by two new params: signop, int.
14298 (bit_value_unop_1): Change to bit_value_unop and export it.
14299 Replace all occurences of tree parameter by two new params: signop,
14301 (bit_value_binop): Change call from bit_value_binop_1 to
14303 (bit_value_assume_aligned): Likewise.
14304 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
14305 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
14307 (ccp_finalize): Skip processing if val->mask == 0.
14308 * ipa-cp.c: Include tree-ssa-ccp.h
14309 (ipcp_bits_lattice): New class.
14310 (ipcp_param_lattice (bits_lattice): New member.
14311 (print_all_lattices): Call ipcp_bits_lattice::print.
14312 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
14313 (initialize_node_lattices): Likewise.
14314 (propagate_bits_accross_jump_function): New function.
14315 (propagate_constants_accross_call): Call
14316 propagate_bits_accross_jump_function.
14317 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
14318 (ipcp_store_bits_results): New function.
14319 (ipcp_driver): Call ipcp_store_bits_results.
14320 * ipa-prop.h (ipa_bits): New struct.
14321 (ipa_jump_func): Add new member bits of type ipa_bits.
14322 (ipa_param_descriptor): Change decl to decl_or_type.
14323 (ipa_get_param): Change decl to decl_or_type and assert on
14325 (ipa_get_type): New function.
14326 (ipcp_transformation_summary): New member bits.
14327 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
14328 (ipa_populate_param_decls): Likewise.
14329 (ipa_dump_param): Likewise.
14330 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
14332 (ipa_set_jf_unknown): Set ipa_bits::known to false.
14333 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
14335 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
14336 (ipa_write_jump_function): Add streaming for ipa_bits.
14337 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
14338 (write_ipcp_transformation_info): Add streaming for ipa_bits
14339 summary for ltrans.
14340 (read_ipcp_transfomration_info): Add support for reading streamed
14342 (ipcp_update_bits): New function.
14343 (ipcp_transform_function): Call ipcp_update_bits.
14345 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
14347 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
14348 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
14350 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
14352 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
14354 2016-08-25 Richard Biener <rguenther@suse.de>
14356 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
14357 Only add locations in late dwarf.
14358 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
14359 (dwarf2out_early_finish): But do it here.
14361 2016-08-24 Michael Collison <michael.collison@linaro.org>
14362 Michael Collison <michael.collison@arm.com>
14364 * config/arm/arm-modes.def: Add new condition code mode CC_V
14365 to represent the overflow bit.
14366 * config/arm/arm.c (maybe_get_arm_condition_code):
14367 Add support for CC_Vmode.
14368 (arm_gen_unlikely_cbranch): New function to generate common
14369 rtl conditional branches for overflow patterns.
14370 * config/arm/arm-protos.h: Add prototype for
14371 arm_gen_unlikely_cbranch.
14372 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
14373 addsi3_compareV_upper): New patterns to support signed
14374 builtin overflow add operations.
14375 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
14376 New patterns to support unsigned builtin add overflow operations.
14377 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
14378 builtin overflow subtract operations,
14379 (usubv<mode>4): New patterns to support unsigned builtin subtract
14380 overflow operations.
14381 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
14382 to support builtin overflow negate operations.
14384 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14387 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14389 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14390 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14393 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
14395 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
14396 MULTILIB_OPTIONS should be used. Small wording fixes.
14397 * genmultilib: Memorize set of all option combinations in
14398 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
14399 found in MULTILIB_OPTIONS by checking if option set is listed in
14400 combination_space. Output new and existing error message to stderr.
14402 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
14404 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
14405 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
14406 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
14407 (MULTILIB_REUSE): Remove reuse rules for option set including
14408 -mfpu=fp-armv8 and -mfpu=vfpv4
14410 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
14412 * config/arm/t-rtems: Add vfp multilib.
14414 2016-08-23 Ian Lance Taylor <iant@golang.org>
14416 * config/s390/s390.c (s390_asm_file_start): Call
14417 default_file_start.
14419 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14421 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
14422 initialization of all 0's to the 0 constant, instead of directly
14423 generating XOR. Add support for V4SImode vector initialization on
14424 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
14425 initialization. Change variables used in V4SFmode vector
14426 intialization. For V4SFmode vector splat on ISA 3.0, make sure
14427 any memory addresses are in index form. Add support for using
14428 VSPLTH/VSPLTB to initialize vector short and vector char vectors
14429 with all of the same element.
14430 (regno_or_subregno): New helper function to return a register
14431 number for either REG or SUBREG.
14432 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
14433 Use regno_or_subregno where possible.
14434 (rs6000_split_v4si_init_di_reg): New helper function to build up a
14435 DImode value from two SImode values in order to generate V4SImode
14436 vector initialization on 64-bit systems with direct move.
14437 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
14439 (rtx_is_swappable_p): V4SImode vector initialization insn is not
14441 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
14443 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
14444 attributes to initialize V8HImode and V16QImode vectors with the
14446 (VSX_SPLAT_COUNT): Likewise.
14447 (VSX_SPLAT_SUFFIX): Likewise.
14448 (UNSPEC_VSX_VEC_INIT): New unspec.
14449 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
14450 Allow SFmode values to come from Altivec registers.
14451 (vsx_init_v4si): New insn/split for V4SImode vector initialization
14452 on 64-bit systems with direct move.
14453 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
14454 vector initializations, to allow V4SImode vector initializations
14455 on 64-bit systems with direct move.
14456 (vsx_splat_v4si): Likewise.
14457 (vsx_splat_v4si_di): Likewise.
14458 (vsx_splat_v4sf): Likewise.
14459 (vsx_splat_v4sf_internal): Likewise.
14460 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
14462 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
14463 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
14464 initializing V8HImode and V16QImode vectors with the same
14466 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
14467 optimization if -maltivec=be.
14469 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
14471 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
14472 attribute for alternatives 3 and 4.
14474 2016-08-23 David Malcolm <dmalcolm@redhat.com>
14476 * selftest.c (selftest::assert_str_contains): New function.
14477 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
14478 * selftest.h (selftest::assert_str_contains): New decl.
14479 (ASSERT_STR_CONTAINS): New macro.
14481 2016-08-23 Richard Biener <rguenther@suse.de>
14483 PR tree-optimization/77286
14484 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
14486 (vect_transform_loop): Split exit edges of loop and scalar
14487 loop if required and at the appropriate time.
14489 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14491 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14492 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14494 Correct a typo in a comment.
14496 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14498 * config/s390/s390.md ("*andc_split"): New splitter for and with
14501 2016-08-23 Richard Biener <rguenther@suse.de>
14503 PR tree-optimization/27336
14504 * tree-vrp.c (infer_value_range): Handle stmts that can throw
14505 by looking for a non-EH edge.
14506 (process_assert_insertions_for): Likewise.
14508 2016-08-23 Richard Biener <rguenther@suse.de>
14510 PR middle-end/77305
14511 * statistics.c (statistics_counter_event): Robustify against
14514 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14516 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
14517 for targets amdfam10 and barcelona.
14519 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
14521 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
14522 (zero_extend<mode>di2): Ditto.
14523 (*zero_extend<mode>si2): Ditto.
14524 (*zero_extendqihi2): Ditto.
14526 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14528 PR middle-end/77269
14529 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
14530 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
14532 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
14534 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
14535 identical consecutive elements.
14536 [SSA_NAME]: Print the name's def stmt on its own line. When printing
14537 the node's def stmt, avoid printing an unwanted trailing newline by
14538 replacing the call to print_gimple_stmt() with its inlined body and
14539 adjusting it to not set pp_needs_newline and to call pp_flush()
14540 instead of pp_newline_and_flush().
14542 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14544 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
14545 (float32_type_node, float64_type_node, float32x_type_node)
14546 (float128x_type_node): New macros.
14547 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
14548 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
14549 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
14550 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
14551 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
14552 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
14553 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
14554 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
14555 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
14556 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
14557 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
14558 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
14559 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
14560 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
14561 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
14562 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
14563 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
14564 (copysign, fabs, huge_val, inf, nan, nans): Use it.
14565 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
14567 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
14568 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
14569 * doc/extend.texi (Other Builtins): Document these built-in
14571 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
14574 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
14576 * doc/install.texi (Binaries): www.opencsw.org now uses https.
14578 2016-08-22 Richard Biener <rguenther@suse.de>
14580 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
14582 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
14585 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
14586 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
14587 non-SSE2 athlons only, otherwise prefer SSE prefetches.
14589 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14591 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
14592 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
14593 (vrp_visit_switch_stmt): Likewise.
14594 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
14595 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
14596 (vrp_visit_stmt): Use extract_range_from_stmt.
14597 (vrp_visit_phi_node): Use extract_range_from_phi_node.
14599 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14601 * Makefile.in: Add tree-vrp.h to GTFILES.
14602 * gengtype.c (open_base_files): Add tree-vrp.h.
14603 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
14604 * builtins.c: Likewise.
14605 * fold-const.c: Likewise.
14606 * gimple-builder.c: Likewise.
14607 * gimple-laddress.c: Likewise.
14608 * hsa-gen.c: Likewise.
14609 * internal-fn.c: Likewise.
14611 * targhooks.c: Liewise,
14612 * tree-ssa-address.c: Likewise.
14613 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
14614 * tree-vrp.c (struct value_range): Move to tree-vrp.h
14615 * tree-vrp.h: New file.
14617 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14619 PR tree-optimization/61839
14620 * tree-vrp.c (two_valued_val_range_p): New.
14621 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
14622 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
14623 Also Convert VAR BINOP CST where VAR is two-valued to
14624 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
14626 2016-08-19 David Malcolm <dmalcolm@redhat.com>
14628 * diagnostic-show-locus.c
14629 (layout::annotation_line_showed_range_p): New method.
14630 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
14631 Reimplement case fixit_hint::REPLACE to cover removals, and
14632 replacements where the range of the replacement isn't one
14633 of the ranges in the rich_location.
14634 (test_one_liner_fixit_replace): Likewise.
14635 (selftest::test_one_liner_fixit_replace_non_equal_range): New
14637 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
14639 (selftest::test_diagnostic_show_locus_one_liner): Call the new
14641 * diagnostic.c (print_parseable_fixits): Remove case
14642 fixit_hint::REMOVE.
14644 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
14647 * config/i386/i386.c (ix86_option_override_internal): Remove
14648 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
14649 Enable SSE prefetch also for TARGET_PREFETCHWT1.
14650 Do not try to enable TARGET_PRFCHW ISA flag here.
14651 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
14652 Rewrite expander function body.
14653 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
14655 2016-08-19 Joseph Myers <joseph@codesourcery.com>
14658 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
14659 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
14660 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
14661 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
14662 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
14663 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
14664 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
14665 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
14666 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
14668 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
14670 (struct floatn_type_info): New structure type.
14671 (floatn_nx_types): New variable declaration.
14672 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
14673 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
14674 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
14675 * tree.c (floatn_nx_types): New variable.
14676 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
14677 corresponding complex types.
14678 * target.def (floatn_mode): New hook.
14679 * targhooks.c: Include "real.h".
14680 (default_floatn_mode): New function.
14681 * targhooks.h (default_floatn_mode): New prototype.
14682 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
14684 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
14685 effective-target and dg-add-options keywords.
14686 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
14687 Document new effective-target keywords.
14688 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
14689 * doc/tm.texi: Regenerate.
14690 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
14691 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
14692 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
14694 * real.h (struct real_format): Add field ieee_bits.
14695 * real.c (ieee_single_format, mips_single_format)
14696 (motorola_single_format, spu_single_format, ieee_double_format)
14697 (mips_double_format, motorola_double_format)
14698 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
14699 (ieee_extended_intel_128_format)
14700 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
14701 (mips_extended_format, ieee_quad_format, mips_quad_format)
14702 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
14703 (decimal_double_format, decimal_quad_format, ieee_half_format)
14704 (arm_half_format, real_internal_format: Initialize ieee_bits
14706 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
14707 float128_type_node. Set float80_type_node to float64x_type_node
14708 if appropriate and long_double_type_node not appropriate.
14709 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
14710 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
14711 Initialize ieee_bits field.
14712 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
14713 (rs6000_init_builtins): Set ieee128_float_type_node to
14714 float128_type_node.
14715 (rs6000_floatn_mode): New function.
14717 2016-08-19 Jakub Jelinek <jakub@redhat.com>
14719 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
14720 _rdseed64_step): Uglify argument names and/or local variable names
14721 in inline functions.
14722 * config/i386/rtmintrin.h (_xabort): Likewise.
14723 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
14724 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
14725 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
14726 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
14727 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
14728 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
14729 _mm_maskz_ternarylogic_epi32): Likewise.
14730 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
14731 __lwpins32, __lwpins64): Likewise.
14732 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
14733 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
14734 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
14735 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
14736 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
14737 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
14738 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
14739 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
14740 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
14741 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
14742 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
14743 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
14744 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
14745 _mm256_mask_i64gather_epi32): Likewise.
14746 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14747 * config/i386/ia32intrin.h (__writeeflags): Likewise.
14748 * config/i386/pkuintrin.h (_wrpkru): Likewise.
14749 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
14750 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
14751 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
14752 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
14753 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
14754 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
14755 _mm512_mask_prefetch_i64scatter_ps): Likewise.
14756 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14757 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
14758 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
14759 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
14760 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
14761 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
14762 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
14763 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
14765 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
14767 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
14768 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
14770 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
14771 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
14773 (_rdpkru_u32): Add space after function name.
14775 * config/i386/t-i386 (i386-c.o): Don't depend on
14776 i386-builtin-types.inc.
14777 (i386.o): Depend on i386-builtin-types.inc.
14779 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
14782 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
14783 Use const_vec_duplicate to check for duplicated elements.
14785 2016-08-19 Richard Biener <rguenther@suse.de>
14787 PR tree-optimization/77290
14788 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14789 Fix flag_tree_parallelize_loops check.
14791 2016-08-19 Richard Biener <rguenther@suse.de>
14793 * match.pd (x | 0 -> x): Add.
14795 2016-08-19 Richard Biener <rguenther@suse.de>
14797 PR tree-optimization/77286
14798 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
14799 Deal with virtual PHIs being out-of-order.
14801 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14803 * doc/invoke.texi (fverbose-asm): Note that source code lines
14804 are emitted, and provide an example.
14805 * final.c (asm_show_source): New function.
14806 (final_scan_insn): Call asm_show_source.
14808 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14810 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
14811 param with diagnostic_kind.
14812 (class colorizer): Similarly replace field m_diagnostic with
14814 (colorizer::colorizer): Replace diagnostic
14815 param with diagnostic_kind.
14816 (colorizer::begin_state): Update for above field change.
14817 (layout::layout): Replace diagnostic param with rich_location *
14818 and diagnostic_kind.
14819 (diagnostic_show_locus): Replace diagnostic param with richloc
14820 and diagnostic_kind.
14821 (class selftest::test_diagnostic_context): New class.
14822 (selftest::test_diagnostic_show_locus_unknown_location): New
14824 (selftest::test_one_liner_simple_caret): New function.
14825 (selftest::test_one_liner_caret_and_range): New function.
14826 (selftest::test_one_liner_multiple_carets_and_ranges): New
14828 (selftest::test_one_liner_fixit_remove): New function.
14829 (selftest::test_one_liner_fixit_replace): New function.
14830 (selftest::test_diagnostic_show_locus_one_liner): New function.
14831 (selftest::diagnostic_show_locus_c_tests): Call the new test
14833 * diagnostic.c (diagnostic_initialize): Initialize
14834 colorize_source_p, show_ruler_p and parseable_fixits_p.
14835 (default_diagnostic_finalizer): Update for change to
14836 diagnostic_show_locus.
14837 (diagnostic_append_note): Likewise.
14838 * diagnostic.h (diagnostic_show_locus): Replace
14839 const diagnostic_info * param with location * and diagnostic_t.
14841 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14843 * input.c (saved_line_table): New global.
14844 (class selftest::temp_line_table): Rename to line_table_test and
14845 move declaration to selftest.h, and drop field m_old_line_table.
14846 (selftest::temp_line_table::temp_line_table): Rename ctor to...
14847 (selftest::line_table_test::line_table_test): ...this. Add a
14848 default ctor. Store current value of line_table within
14850 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
14851 (selftest::line_table_test::~line_table_test): ...this, and
14852 restore line_table from the saved_line_table, rather than
14854 (selftest::test_accessing_ordinary_linemaps): Update for above
14856 (selftest::test_lexer): Likewise.
14857 (struct selftest::lexer_test): Likewise.
14858 (selftest::lexer_test::lexer_test): Likewise.
14859 (selftest::input_c_tests): Move the looping over test cases from
14861 (selftest::for_each_line_table_case): New function.
14862 * input.h (saved_line_table): New decl.
14863 * selftest.h (struct selftest::line_table_case): New forward decl.
14864 (class selftest::line_table_test): New class, moved here from
14865 selftest::temp_line_table in input.c, and renamed.
14866 (selftest::for_each_line_table_case): New decl.
14868 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
14871 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
14873 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
14875 PR middle-end/70895
14876 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
14877 enclosing parallel construct for reduction variables on OpenACC loop
14880 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
14882 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
14883 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
14885 (function_to_dwarf_procedure): Update comment.
14887 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14889 * input.c (diagnostics_file_cache_forcibly_evict_file): New
14891 * input.h (diagnostics_file_cache_forcibly_evict_file): New
14893 * selftest.c (selftest::temp_source_file::~temp_source_file):
14894 Evict m_filename from the diagnostic file cache.
14896 2016-08-18 Richard Biener <rguenther@suse.de>
14898 * tree-pass.h (make_pass_materialize_all_clones): Declare.
14899 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
14900 make_pass_materialize_all_clones): New simple IPA pass encapsulating
14901 clone materialization.
14902 * passes.def (all_late_ipa_passes): Start with
14903 pass_materialize_all_clones.
14904 * cgraphunit.c (symbol_table::compile): Remove call to
14905 materialize_all_clones.
14906 * tree-into-ssa.c: Include statistics.h.
14907 (update_ssa): Count number of times we do incremental/rewrite
14910 2016-08-18 Richard Biener <rguenther@suse.de>
14912 PR tree-optimization/77282
14913 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14914 When doing auto-parallelizing also prevent use of PHIs that
14915 carry dependences across loop backedges.
14917 2016-08-18 Tamar Christina <tamar.christina@arm.com>
14918 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14920 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
14922 2016-08-18 Richard Biener <rguenther@suse.de>
14924 * ssa-iterators.h (ssa_vuse_operand): New inline.
14925 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
14926 (predicate_all_scalar_phis): Use remove_phi_node to remove
14927 phi nodes predicated. Delay removing virtual PHIs.
14928 (predicate_mem_writes): Update virtual operands.
14929 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
14930 (tree_if_conversion): Do not rewrite virtual SSA form.
14931 * tree-phinodes.c (release_phi_node): Make static.
14932 * tree-phinodes.h (release_phi_node): Remove.
14934 2016-08-18 Jakub Jelinek <jakub@redhat.com>
14936 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
14937 codes that appear in bdesc_* arrays, instead include i386-builtin.def
14938 twice to define those.
14939 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
14940 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
14941 bdesc_multi_arg): Define by including i386-builtin.def the third time.
14942 * config/i386/i386-builtin.def: New file.
14944 2016-08-17 David Malcolm <dmalcolm@redhat.com>
14946 * input.c (get_source_range_for_char): Rename to...
14947 (selftest::get_source_range_for_char): ...this, and move within
14948 the #if CHECKING_P guard.
14949 (get_num_source_ranges_for_substring): Rename to...
14950 (selftest::get_num_source_ranges_for_substring): ...this, move
14951 within the #if CHECKING_P guard, and make static.
14952 (selftest::assert_num_substring_ranges): Initialize
14955 2016-08-18 Alan Modra <amodra@gmail.com>
14957 PR rtl-optimization/72771
14958 * reload.c (find_reloads): Don't assume that a subreg mem is OK
14959 when find_reloads_toplev returns address_reloaded==-1.
14960 (alternative_allows_const_pool_ref): Update comment.
14962 2015-08-17 Alan Hayward <alan.hayward@arm.com>
14964 PR tree-optimization/71752
14965 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
14966 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
14968 2016-08-17 Jakub Jelinek <jakub@redhat.com>
14970 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
14971 instead of testing ECF_NORETURN bit in gimple_call_flags.
14972 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
14973 * predict.c (tree_bb_level_predictions): Likewise.
14974 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
14976 PR middle-end/77259
14977 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
14978 turning a call into __builtin_unreachable-like noreturn call, adjust
14979 gimple_call_set_fntype.
14980 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
14981 gimple_call_fntype has void return type.
14983 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
14985 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
14986 maybe_lookup_decl, to handle nested acc loop directives.
14988 2016-08-17 Richard Biener <rguenther@suse.de>
14990 PR tree-optimization/76490
14991 * tree-vrp.c (update_value_range): Preserve overflow infinities
14992 when intersecting with ranges from get_range_info.
14993 (operand_less_p): Handle overflow infinities correctly.
14994 (value_range_constant_singleton): Use vrp_operand_equal_p
14995 to handle overflow max/min correctly.
14996 (vrp_valueize): Likewise.
14997 (union_ranges): Likewise.
14998 (intersect_ranges): Likewise.
14999 (vrp_visit_phi_node): Improve iteration limitation to only
15000 apply when we'll possibly re-visit the PHI via a changed argument
15003 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
15005 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
15006 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
15007 rather than those that should not be built.
15009 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
15012 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
15014 2016-08-17 Richard Biener <rguenther@suse.de>
15016 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
15017 (verify_vssa): New function verifying virtual SSA form.
15018 (verify_ssa): Call it.
15019 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
15020 Do not apply loop-closed SSA handling to virtuals.
15021 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
15022 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
15023 when rewriting their symbol.
15024 (prepare_def_site_for): Likewise.
15025 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
15026 operands of moved stmts.
15028 2016-08-17 Richard Biener <rguenther@suse.de>
15030 PR tree-optimization/23855
15031 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
15032 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
15033 find guards to hoist. Do not update SSA form but rewrite virtuals
15034 into loop closed SSA.
15035 (find_loop_guard): Adjust to skip already hoisted guards. Do
15036 not mark virtuals for renaming or update SSA form.
15038 2016-08-17 Martin Liska <mliska@suse.cz>
15040 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
15041 a LONG_LONG_TYPE_SIZE comparison.
15042 * gcov-io.h: Remove macro definitions.
15043 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
15044 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
15047 2016-08-16 Jakub Jelinek <jakub@redhat.com>
15049 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
15050 that builtins not mentioned in bdesc_* arrays come first, then
15051 the ones mentioned in bdesc_* arrays in the order they appear in
15052 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
15053 IX86_BUILTIN__BDESC_*_LAST enumerator.
15054 (bdesc_mpx): Fix up a comment typo.
15055 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
15056 __builtin_ia32_vpcomneu[bwdq] builtins.
15057 (BDESC_VERIFY, BDESC_VERIFYS): Define.
15058 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
15059 enum ix86_builtins ordering.
15060 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
15061 for direct bdesc_* array member access instead of searching all the
15062 arrays until an fcode match is found.
15064 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
15066 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
15067 pattern as define_insn_and_split. Split insn before reload to
15069 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
15070 <shift_insn><mode>3_1.
15071 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
15072 <rotate_insn><mode>3_1.
15074 2016-08-16 David Malcolm <dmalcolm@redhat.com>
15077 * input.c (get_source_range_for_substring): Rename to...
15078 (get_source_location_for_substring): ...this, adding param
15079 "caret_idx", and converting output param from source_range * to
15081 (get_source_range_for_char): New function.
15082 (get_num_source_ranges_for_substring): Update comment to reflect
15084 (assert_char_at_range): Update to use get_source_range_for_char
15085 rather than get_source_range_for_substring.
15086 (test_lexer_string_locations_concatenation_2): Likewise.
15087 * substring-locations.h (get_source_range_for_substring): Rename
15089 (get_source_location_for_substring): ...this, and adding param
15090 "caret_idx", and converting output param from source_range * to
15093 2016-08-16 David Malcolm <dmalcolm@redhat.com>
15095 * input.c (class selftest::temp_source_file): Move to
15097 (selftest::temp_source_file::temp_source_file): Move to
15099 (selftest::temp_source_file::~temp_source_file): Likewise.
15100 * selftest.c (selftest::temp_source_file::temp_source_file): Move
15102 (selftest::temp_source_file::~temp_source_file): Likewise.
15103 * selftest.h (class selftest::temp_source_file): Move here from
15106 2016-08-16 Jakub Jelinek <jakub@redhat.com>
15109 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
15110 inlining, add cgraph edge for the added __builtin_unreachable call.
15112 PR middle-end/67485
15113 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
15114 only cast it to SHWI for the final comparison.
15116 2016-08-16 Martin Liska <mliska@suse.cz>
15118 PR gcov-profile/36412
15119 * doc/gcov.texi: Document --hash-filenames(-x).
15120 * gcov.c (print_usage): Add the option.
15121 (process_args): Process the option, sort options alphabetically.
15122 (md5sum_to_hex): New function.
15123 (make_gcov_file_name): Do the md5sum and append it to a
15126 2016-08-16 Bin Cheng <bin.cheng@arm.com>
15128 PR tree-optimization/69848
15129 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
15130 and swtich operands to avoid additional NOT instruction.
15131 (vcond<v_cmp_mixed><mode>): Ditto.
15132 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15134 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
15136 * doc/install.texi (*-*-solaris2*): Adjust latest change.
15138 2016-08-16 Richard Biener <rguenther@suse.de>
15140 PR tree-optimization/76783
15141 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
15142 BB visited flags at start.
15144 2016-08-16 Bin Cheng <bin.cheng@arm.com>
15146 PR tree-optimization/72817
15147 PR tree-optimization/73450
15148 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
15149 multiple_of_p for adjusted IV.base.
15151 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
15154 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
15155 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
15156 for !flag_finite_math_only or flag_signed_zeros.
15157 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
15158 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
15159 depend on flag_finite_math_only.
15160 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
15162 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
15163 (*ieee_smin<mode>3): Ditto.
15164 (*ieee_smax<mode>3): Ditto.
15165 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
15166 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
15168 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
15169 depend on flag_finite_math_only.
15170 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
15171 (*mmx_<code>v2sf3): Remove.
15172 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
15173 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
15174 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
15176 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
15178 PR rtl-optimization/73650
15179 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
15180 it is not a simple move.
15182 2016-08-15 Martin Liska <mliska@suse.cz>
15185 * gcc.c (do_spec_1): Call save_string with the right size.
15186 (save_string): Do an assert about string we copy.
15188 2016-08-15 Richard Biener <rguenther@suse.de>
15190 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
15191 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
15193 (pass_data_stv): Likewise.
15195 2016-08-15 Richard Biener <rguenther@suse.de>
15197 PR tree-optimization/73434
15198 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
15199 TBAA info on the base when forwarding a non-invariant address.
15201 2016-08-15 Jakub Jelinek <jakub@redhat.com>
15203 * dwarf2out.c (struct checksum_attributes): Add
15204 at_string_length_bit_size and at_string_length_byte_size fields.
15205 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
15206 and DW_AT_string_length_byte_size.
15207 (die_checksum_ordered): Handle at_string_length_bit_size and
15208 at_string_length_byte_size.
15209 (gen_array_type_die): For dwarf_version >= 5 emit
15210 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15211 (adjust_string_types): For dwarf_version >= 5 remove
15212 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15213 (resolve_addr): Likewise.
15216 * dwarf2out.c (string_types): New variable.
15217 (gen_array_type_die): Change early_dwarf handling of
15218 DW_AT_string_length, create DW_OP_call4 referencing the
15219 length var temporarily. Handle parameters that are pointers
15221 (adjust_string_types): New function.
15222 (gen_subprogram_die): Temporarily set string_types to local var,
15223 call adjust_string_types if needed.
15224 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
15226 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
15228 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
15230 * doc/install.texi (*-*-solaris2*): Fix version number and document
15231 requirement on GNU make for building libjava with the Solaris linker.
15233 2016-08-15 Martin Liska <mliska@suse.cz>
15234 Jakub Jelinek <jakub@redhat.com>
15236 PR tree-optimization/72824
15237 * tree-loop-distribution.c (const_with_all_bytes_same)
15238 <case VECTOR_CST>: Fix a typo.
15240 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
15243 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
15244 Renamed from _mm512_undefined_si512.
15245 (_mm_undefined_si512): New definition.
15247 2016-08-13 Richard Biener <rguenther@suse.de>
15249 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
15250 into PHIs and update the lattice for its def.
15252 2016-08-12 Jakub Jelinek <jakub@redhat.com>
15255 * ubsan.c (instrument_si_overflow): Pass true instead of false
15257 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
15258 of bbs. Return TODO_cleanup_cfg if any returned true.
15260 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15262 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
15263 ISA 3.0 MTVSRDD instruction.
15264 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
15267 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
15269 PR tree-optimization/71083
15270 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
15271 bitfield access when possible.
15273 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
15275 PR middle-end/71654
15276 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
15277 sign-changing cast from a shorter unsigned type to a wider
15280 2016-08-12 Jakub Jelinek <jakub@redhat.com>
15282 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
15283 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
15284 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
15286 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15288 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
15289 Correct costs for vec_construct.
15291 2016-08-12 Bin Cheng <bin.cheng@arm.com>
15293 PR tree-optimization/69848
15294 * tree-vectorizer.h (enum vect_def_type): New condition reduction
15295 type CONST_COND_REDUCTION.
15296 * tree-vect-loop.c (vectorizable_reduction): Support new condition
15297 reudction type CONST_COND_REDUCTION.
15299 2016-08-12 Richard Biener <rguenther@suse.de>
15301 PR tree-optimization/57326
15302 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
15303 returning an SSA name.
15304 (phi_translate_1): When fully_constant_expression returns a NAME
15305 make sure we have a leader for it.
15307 2016-08-12 Martin Liska <mliska@suse.cz>
15308 Adam Fineman <afineman@afineman.com>
15310 * gcov.c (process_file): Create .gcov file when .gcda
15313 2016-08-12 Marek Polacek <polacek@redhat.com>
15316 * alias.c (find_base_value): Adjust fall through comment.
15317 * cfgexpand.c (expand_debug_expr): Likewise.
15318 * combine.c (find_split_point): Likewise.
15319 (expand_compound_operation): Likewise. Add FALLTHRU.
15320 (make_compound_operation): Adjust fall through comment.
15321 (canon_reg_for_combine): Add FALLTHRU.
15322 (force_to_mode): Adjust fall through comment.
15323 (simplify_shift_const_1): Likewise.
15324 (simplify_comparison): Likewise.
15325 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
15327 * config/aarch64/predicates.md: Likewise.
15328 * config/i386/i386.c (function_arg_advance_32): Likewise.
15329 (ix86_gimplify_va_arg): Likewise.
15330 (print_reg): Likewise.
15331 (ix86_print_operand): Likewise.
15332 (ix86_build_const_vector): Likewise.
15333 (ix86_expand_branch): Likewise.
15334 (ix86_sched_init_global): Adjust fall through comment.
15335 (ix86_expand_args_builtin): Add FALLTHRU.
15336 (ix86_expand_builtin): Likewise.
15337 (ix86_expand_vector_init_one_var): Likewise.
15338 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
15339 (rs6000_adjust_cost): Likewise.
15340 (insn_must_be_first_in_group): Likewise.
15341 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
15342 * dbxout.c (dbxout_symbol): Adjust fall through comment.
15343 * df-scan.c (df_uses_record): Likewise.
15344 * dojump.c (do_jump): Add FALLTHRU.
15345 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
15347 (resolve_args_picking_1): Adjust fall through comment.
15348 (loc_list_from_tree_1): Likewise.
15349 * expmed.c (make_tree): Likewise.
15350 * expr.c (expand_expr_real_2): Add FALLTHRU.
15351 (expand_expr_real_1): Likewise. Adjust fall through comment.
15352 * fold-const.c (const_binop): Adjust fall through comment.
15353 (fold_truth_not_expr): Likewise.
15354 (fold_cond_expr_with_comparison): Add FALLTHRU.
15355 (fold_binary_loc): Likewise.
15356 (contains_label_1): Adjust fall through comment.
15357 (multiple_of_p): Likewise.
15358 * gcov-tool.c (process_args): Add FALLTHRU.
15359 * genattrtab.c (check_attr_test): Likewise.
15360 (write_test_expr): Likewise.
15361 * genconfig.c (walk_insn_part): Likewise.
15362 * genpreds.c (validate_exp): Adjust fall through comment.
15363 (needs_variable): Likewise.
15364 * gensupport.c (get_alternatives_number): Add FALLTHRU.
15365 (subst_dup): Likewise.
15366 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
15367 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
15368 (gimplify_scan_omp_clauses): Add FALLTHRU.
15369 (goa_stabilize_expr): Likewise.
15370 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
15372 * hsa-gen.c (get_address_from_value): Likewise.
15373 * ipa-icf.c (sem_function::hash_stmt): Likewise.
15374 * ira.c (ira_setup_alts): Add FALLTHRU.
15375 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
15377 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
15378 * opts.c (common_handle_option): Likewise.
15379 * read-rtl.c (read_rtx_code): Likewise.
15380 * real.c (round_for_format): Likewise.
15381 * recog.c (asm_operand_ok): Likewise.
15382 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
15383 * reload1.c (set_label_offsets): Likewise.
15384 (eliminate_regs_1): Likewise.
15385 (reload_reg_reaches_end_p): Likewise.
15386 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
15387 (rtx_cost): Likewise.
15388 * sched-rgn.c (is_exception_free): Likewise.
15389 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
15390 * stor-layout.c (int_mode_for_mode): Likewise.
15391 * toplev.c (print_to_asm_out_file): Likewise.
15392 (print_to_stderr): Likewise.
15393 * tree-cfg.c (gimple_verify_flow_info): Likewise.
15394 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
15395 (chrec_fold_multiply): Likewise.
15396 (evolution_function_is_invariant_rec_p): Likewise.
15397 (for_each_scev_op): Likewise.
15398 * tree-data-ref.c (siv_subscript_p): Likewise.
15399 (get_references_in_stmt): Likewise.
15400 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
15401 (substitute_in_expr): Likewise.
15402 (type_cache_hasher::equal): Likewise.
15403 (walk_type_fields): Likewise.
15404 * var-tracking.c (adjust_mems): Add FALLTHRU.
15405 (set_dv_changed): Adjust fall through comment.
15406 * varasm.c (default_function_section): Add FALLTHRU.
15408 2016-08-12 Marek Polacek <polacek@redhat.com>
15411 * tree-complex.c (expand_complex_division): Add missing break.
15413 2016-08-12 Richard Biener <rguenther@suse.de>
15415 * passes.c (execute_todo): Do not push/pop TV_TODO.
15416 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
15417 (execute_one_pass): Likewise.
15418 * common.opt (ftime-report-details): New switch.
15419 * doc/invoke.texi (ftime-report-details): Document.
15420 * timevar.h (timer::print_row): Adjust signature.
15421 (timer::all_zero): New static helper.
15422 (timer::child_map_t): New typedef.
15423 (timer::time_var_def): Add children field.
15424 * timevar.c (timer::named_items::print): Adjust.
15425 (timer::~timer): Free timevar recorded children.
15426 (timer::pop_internal): When -ftime-report-details record
15427 time spent in sub-timevars.
15428 (timer::print_row): Adjust.
15429 (timer::print): Print sub-timevar stats, use all_zero.
15430 * timevar.def (TV_TODO): Remove.
15432 2016-08-12 Richard Biener <rguenther@suse.de>
15434 PR tree-optimization/72851
15435 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
15436 worklists to use bitmaps indexed in execution order.
15437 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
15438 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
15439 (cfg_blocks): Make a bitmap.
15440 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
15442 (cfg_blocks_empty_p): Adjust.
15443 (cfg_blocks_add): Likewise.
15444 (cfg_blocks_get): Likewise.
15445 (add_ssa_edge): Likewise.
15446 (add_control_edge): Likewise.
15447 (simulate_stmt): Likewise.
15448 (process_ssa_edge_worklist): Likewise.
15449 (simulate_block): Likewise.
15450 (ssa_prop_init): Compute PRE order and stmt UIDs.
15451 (ssa_prop_fini): Adjust.
15452 (ssa_propagate): Adjust.
15454 2016-08-12 Richard Biener <rguenther@suse.de>
15456 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
15457 the currently executable edges have fixed ranges. Always
15458 go through update_value_range.
15460 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
15464 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
15465 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
15466 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
15467 (LANG_HOOKS_DECLS): Add it.
15468 * langhooks.h (struct lang_hooks_for_decls): Add
15469 function_decl_defaulted. Const_tree-ify
15470 function_decl_explicit_p and function_decl_deleted_p.
15471 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
15472 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
15473 also at strict DWARF v5.
15476 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
15477 TYPE_QUAL_CONST in reference-typed decls.
15480 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
15481 in DW_OP_pieces, just enough to handle pointers to member
15483 (gen_remaining_tmpl_value_param_die_attribute): Use a location
15484 expression on DWARFv5 if a constant value doesn't work.
15486 2016-08-11 David Malcolm <dmalcolm@redhat.com>
15488 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
15489 * selftest.c (selftest::test_assertions): New function.
15490 (selftest::selftest_c_tests): New function.
15491 * selftest.h (selftest::selftest_c_tests): New declaration.
15493 2016-08-11 Richard Biener <rguenther@suse.de>
15494 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15496 PR rtl-optimization/72855
15497 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
15499 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15502 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
15503 (vsx_store_<mode>): Likewise.
15505 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15507 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
15508 TImode CONST_WIDE_INT store.
15509 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
15511 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15513 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
15514 mode if unaligned SSE load and store are optimal.
15516 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15518 PR tree-optimization/71083
15519 * tree-predcom.c (ref_at_iteration): Correctly align the
15522 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15524 * config/s390/s390-builtin-types.def: Add INT128 types.
15525 * config/s390/s390-builtins.def: Add INT128 variants for the add
15526 sub low-level builtins dealing with TImode.
15527 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
15528 via subreg when expanding a builtin.
15529 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
15530 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
15532 * config/s390/vecintrin.h: Adjust builtin names accordingly.
15533 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
15534 ("vec_addc<mode>", "vec_addc_u128"): Merge to
15535 "vacc<bhfgq>_<mode>".
15536 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
15537 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
15538 ("vec_subc<mode>", "vec_subc_u128"): Merge to
15539 "vscbi<bhfgq>_<mode>".
15540 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
15541 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
15543 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15545 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
15547 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15549 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
15550 unused declaration.
15551 (vcond<v_cmp_mixed><mode>): Ditto.
15552 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15554 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15556 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
15557 variable explicitly, also assert on it before use.
15559 2016-08-11 Richard Biener <rguenther@suse.de>
15561 PR tree-optimization/72772
15562 * cfgloopmanip.c (create_preheader): Use split_edge if there
15563 is a single loop entry, avoiding degenerate PHIs.
15565 2016-08-11 Richard Biener <rguenther@suse.de>
15567 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
15568 unconditional TODO_cleanup_cfg.
15569 (pass_thread_jumps::execute): Initialize loops, perform a CFG
15570 cleanup only if we threaded a jump.
15572 2016-08-11 Alan Modra <amodra@gmail.com>
15575 * lra-constraints.c (simplify_operand_subreg): Allow subreg
15576 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
15577 slow. Emit two reloads for slow mem case, first loading in
15578 fast innermode, then converting to required mode.
15580 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
15582 * config/rs6000/altivec.h (vec_extract_exp): New macro.
15583 (vec_extract_sig): New macro.
15584 (vec_insert_exp): New macro.
15585 (vec_test_data_class): New macro.
15586 (scalar_extract_exp): New macro.
15587 (scalar_extract_sig): New macro.
15588 (scalar_insert_exp): New macro.
15589 (scalar_test_data_class): New macro.
15590 (scalar_test_neg): New macro.
15591 (scalar_cmp_exp_gt): New macro.
15592 (scalar_cmp_exp_lt): New macro.
15593 (scalar_cmp_exp_eq): New macro.
15594 (scalar_cmp_exp_unordered): New macro.
15595 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
15596 to enforce constraint that operand is a 7-bit unsigned literal.
15597 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
15598 for power9 built-ins.
15599 (BU_P9V_VSX_2): Likewise.
15600 (BU_P9V_64BIT_VSX_2): Likewise.
15601 (VSEEDP): Add scalar extract exponent support.
15602 (VSEESP): Add scalar extract signature support.
15603 (VSTDCNDP): Add scalar test negative support.
15604 (VSTDCNSP): Likewise.
15605 (VSIEDP): Add scalar insert exponent support.
15606 (VSCEDPGT): Add scalar compare exponent greater than support.
15607 (VSCEDPLT): Add scalar compare exponent less than support.
15608 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
15609 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
15610 (VSTDCDP): Add scalar test data class support.
15611 (VSTDCSP): Likewise.
15612 (VSEEDP): Add overload support for scalar extract exponent
15614 (VSESDP): Add overload support for scalar extract signature
15616 (VSTDCN): Add overload support for scalar test negative
15618 (VSTDCNDP): Add overload support for scalar test negative
15620 (VSTDCNSP): Add overload support for scalar test negative
15622 (VSIEDP): Add overload support for scalar insert exponent
15624 (VSTDC): Add overload support for scalar test data class
15626 (VSTDCDP): Add overload support for scalar test data class
15628 (VSTDCSP): Add overload support for scalar test data class
15630 (VSCEDPGT): Add overload support for scalar compare exponent
15631 greater than operation.
15632 (VSCEDPLT): Add overload support for scalar compare exponent
15633 less than operation.
15634 (VSCEDPEQ): Add overload support for scalar compare exponent
15635 test-for-equality operation.
15636 (VSCEDPUO): Add overload support for scalar compare exponent
15637 test-for-unordered operation.
15638 (VEEDP): Add vector extract exponent support.
15640 (VESDP): Add vector extract significand support.
15642 (VIEDP): Add vector insert exponent support.
15644 (VTDCDP): Add vector test data class support.
15645 (VTDCSP): Likewise.
15646 (VES): Add overload support for vector extract significand operation.
15649 (VEE): Add overload support for vector extract exponent operation.
15652 (VTDC): Add overload support for vector test data class operation.
15653 (VTDCDP): Likewise.
15654 (VTDCSP): Likewise.
15655 (VIE): Add overload support for vector insert exponent operation.
15658 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15659 overloaded binary floating point functions.
15660 (altivec_resolve_overloaded_builtin): Improve error messages to
15661 distinguish between functions not supported in the current
15662 compiler configuration and functions that were invoked with an
15663 invalid parameter combination, and include the built-in function
15664 name in both error messages.
15665 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
15667 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
15669 (rs6000_expand_binop_builtin): Add check to enforce that argument
15670 2 of the test data class operations is a 7-bit unsigned literal.
15671 (rs6000_invalid_builtin): Add code to issue an error message if a
15672 built-in function that requires the power9_vector and -m32
15673 command-line options is compiled without these options.
15674 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
15675 (UNSPEC_VSX_SXSIGDP): New value.
15676 (UNSPEC_VSX_SXSIGPDP): New value.
15677 (UNSPEC_VSX_SIEXPDP): New value.
15678 (UNSPEC_VSX_SCMPEXPDP): New value.
15679 (UNSPEC_VSX_STSTDC): New value.
15680 (UNSPEC_VSX_VXEXP): New value.
15681 (UNSPEC_VSX_VXSIG): New value.
15682 (UNSPEC_VSX_VIEXP): New value.
15683 (UNSPEC_VSX_VTSTDC): New value.
15684 (xsxexpdp): New insn for scalar extract exponent.
15685 (xsxsigdp): New insn for scalar extract significand.
15686 (xsiexpdp): New insn for scalar insert exponent.
15687 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
15688 (*xscmpexpdp): New insn for scalar compare exponents.
15689 (xststdc<Fvsx): New expansion for both single- and
15690 double-precision scalar test data class operations.
15691 (xststdcneg<Fvsx>): New expansion for both single- and
15692 double-precision scalar test for negative value operations.
15693 (*xststdc<Fvsx>): New insn for scalar test data class
15695 (xvxexp<VSs>): New insn for single- and double-precision
15696 vector extract exponent operation.
15697 (xvxsig<VSs>): New insn for single- and double-precision
15698 vector extract significand operation.
15699 (xviexp<VSs>): New insn for single- and double-precision
15700 vector insert exponent operation.
15701 (xvtstdc<VSs>): New insn for single- and double-precision
15702 vector test data class operation.
15703 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15704 built-in functions to represent the Power9 binary floating-point
15705 support instructions.
15707 2016-08-10 bin cheng <bin.cheng@arm.com>
15709 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
15711 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15712 Renlin Li <renlin.li@arm.com>
15713 Bin Cheng <bin.cheng@arm.com>
15715 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
15716 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
15717 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
15718 (aarch64_vcond_internal<mode><mode>): Delete pattern.
15719 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
15720 (vcond<v_cmp_result><mode>): Ditto.
15721 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
15722 (vcondu<mode><mode>): Ditto.
15723 (vcond<v_cmp_mixed><mode>): New pattern.
15724 (vcondu<mode><v_cmp_mixed>): New pattern.
15725 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
15726 of aarch64_vcond_internal.
15728 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15729 Renlin Li <renlin.li@arm.com>
15730 Bin Cheng <bin.cheng@arm.com>
15732 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
15733 (vec_cmp<mode><v_cmp_result>): New pattern.
15734 (vec_cmpu<mode><mode>): New pattern.
15735 (vcond_mask_<mode><v_cmp_result>): New pattern.
15737 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
15739 PR tree-optimization/71734
15740 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
15741 REF_LOOP, invoke ref_indep_loop_p_1.
15742 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
15743 to ref_indep_loop_p.
15744 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
15745 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
15746 is inside LOOP, do not cache dpendence value for loops with
15748 (ref_indep_loop_p_2): Delete function.
15749 (can_sm_ref_p): Pass LOOP as additional argument to
15752 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
15755 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
15756 being an offsettable address.
15758 2016-08-10 Martin Liska <mliska@suse.cz>
15760 PR gcov-profile/58306
15761 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
15762 atomic variants of profile update functions.
15764 2016-08-10 Martin Liska <mliska@suse.cz>
15766 Cherry picked (and modified) from google-4_7 branch
15767 2012-12-26 Rong Xu <xur@google.com>
15768 * common.opt (fprofile-update): Add new flag.
15769 * coretypes.h: Define enum profile_update.
15770 * doc/invoke.texi: Document -fprofile-update.
15771 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
15772 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
15773 * tree-profile.c (gimple_init_edge_profiler): Generate
15774 also atomic profiler update.
15775 (gimple_gen_edge_profiler): Likewise.
15777 2016-08-10 David Malcolm <dmalcolm@redhat.com>
15779 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
15780 stack_usage_file to NULL after fclose calls.
15782 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15785 * reload.c (push_reload): Compute subreg_in_class for
15786 subregs of constants and plus expressions. Remove special
15787 handling of SYMBOL_REFs.
15789 2016-08-10 Alan Modra <amodra@gmail.com>
15792 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
15793 SImode for TARGET_E500_DOUBLE when given SImode.
15795 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
15797 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
15798 unused variable __O.
15800 2016-08-09 Martin Liska <mliska@suse.cz>
15802 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
15803 _gcov_reset to __gcov_reset.
15804 * doc/gcov-tool.texi: Fix typo.
15806 2016-08-09 Martin Liska <mliska@suse.cz>
15808 * value-prof.c (gimple_divmod_values_to_profile): Do not
15809 instrument MOD histogram if a value is not a SSA name.
15811 2016-08-09 Martin Liska <mliska@suse.cz>
15813 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
15816 2016-08-09 Renlin Li <renlin.li@arm.com>
15818 PR middle-end/64971
15819 * calls.c (prepare_call_address): Convert funexp to Pmode when
15821 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
15822 (sibcall_value): Likewise.
15824 2016-08-09 Marek Polacek <polacek@redhat.com>
15827 * cselib.c (cselib_expand_value_rtx_1): Add return.
15828 * gengtype.c (dbgprint_count_type_at): Likewise.
15829 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
15830 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
15832 2016-08-09 Martin Jambor <mjambor@suse.cz>
15835 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
15836 if instance is a MEM_REF.
15838 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
15841 * config/i386/i386.md (*movtf_internal): Use
15842 lra_in_progress || reload_completed instead of !can_create_pseudo_p
15843 in the insn constraint.
15844 (*movxf_internal): Ditto.
15845 (*movdf_internal): Ditto.
15846 (*movsf_internal): Ditto.
15848 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15850 PR tree-optimization/72772
15851 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
15854 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15856 PR tree-optimization/72772
15857 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
15859 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
15860 parameter STOP and update calls. Move expand_simple_operations
15861 function call from here...
15862 (simplify_using_initial_conditions): ...to here. Delete parameter
15864 (tree_simplify_using_condition): Delete parameter STOP.
15865 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
15866 simplify_using_initial_conditions.
15868 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
15871 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
15872 Use create_tmp_var_raw instead of create_tmp_var.
15874 2016-08-09 Richard Biener <rguenther@suse.de>
15876 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
15877 Treat same SSA names related.
15879 2016-08-09 Jakub Jelinek <jakub@redhat.com>
15881 PR tree-optimization/72824
15882 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
15883 real_zerop is not negative.
15885 2016-08-09 Richard Biener <rguenther@suse.de>
15887 PR tree-optimization/71802
15888 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
15889 all merge opportunities with the predecessor.
15891 2016-08-09 Richard Biener <rguenther@suse.de>
15894 * ipa-prop.c (ipa_modify_formal_parameters): Build
15895 parameter types with natural alignment also for the
15898 2016-08-08 Andi Kleen <ak@linux.intel.com>
15900 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
15902 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15905 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
15906 do-nothing langhook.
15907 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
15908 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
15909 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
15910 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
15912 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15915 * input.c: Ensure that HAVE_ICONV is defined.
15917 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15919 PR middle-end/72781
15920 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
15921 private vars for lastprivate and for linear iterator.
15923 PR middle-end/68762
15924 * omp-simd-clone.c: Include varasm.h.
15925 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
15926 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
15927 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
15928 update function name.
15930 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15932 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
15933 (avr_diagnose_devicespecs_error): Remove.
15934 (avr_devicespecs_file): Remove composing absolute path for specfile
15935 and its verbose info. Remove conditions to check specs-file,
15937 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15939 PR rtl-optimization/72821
15940 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
15941 just return false for them.
15943 2016-08-08 Alan Modra <amodra@gmail.com>
15946 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
15947 toc refs created during reload. Update function comment.
15949 2016-08-08 Alan Modra <amodra@gmail.com>
15952 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
15953 alternatives. Put loads first, then stores, and reg/reg moves
15954 within same class later. Delete attr length.
15956 2016-08-08 Alan Modra <amodra@gmail.com>
15959 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
15960 (mem_operand_ds_form): New predicate.
15961 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
15962 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
15963 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
15964 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
15965 (extendsfdf2_fpr): Replace o constraint with wY.
15967 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
15969 * tree-ssa-threadbackward.c: Include tree-inline.h
15970 (profitable_jump_thread_path): Use estimate_num_insns to estimate
15971 size of copied block; for cold paths reduce duplication.
15972 (find_jump_threads_backwards): Remove redundant tests.
15973 (pass_thread_jumps::gate): Enable for -Os.
15975 2016-08-07 Jakub Jelinek <jakub@redhat.com>
15978 * stor-layout.c (layout_decl): Fix up formatting.
15979 (relayout_decl): Allow DECL to be FIELD_DECL.
15981 2016-08-07 Alan Modra <amodra@gmail.com>
15983 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
15985 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
15987 * data-streamer-in.c (streamer_read_wide_int): New.
15988 (streamer_read_widest_int): Renamed function.
15989 * data-streamer-out.c (streamer_write_wide_int): New
15990 (streamer_write_widest_int): Renamed function.
15991 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
15993 (input_cfg): Call renamed function.
15994 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
15996 (output_cfg): Call renamed function.
15997 * data-streamer.h: Add declarations.
15999 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16001 * tree-ssa-ccp.c (extend_mask): New param sgn.
16002 Remove ORing with wi::mask.
16003 (get_default_value): Adjust call to extend_mask to pass sign.
16004 (evaluate_stmt): Likewise.
16006 2016-08-06 Jakub Jelinek <jakub@redhat.com>
16008 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
16011 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16013 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
16014 transform if operand's type is pointer to function or method.
16016 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
16018 PR tree-optimization/18046
16019 * tree-ssa-threadedge.c: Include cfganal.h.
16020 (simplify_control_statement_condition): If simplifying a
16021 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
16022 with the dominating ASSERT_EXPR before handing it off to VRP.
16023 Mention that a CASE_LABEL_EXPR may be returned.
16024 (thread_around_empty_blocks): Adjust to handle
16025 simplify_control_statement_condition() returning a
16027 (thread_through_normal_block): Likewise.
16028 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
16029 a switch statement by trying to determine which case label
16032 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
16034 PR rtl-optimization/69847
16035 * lra-constraints.c (process_invariant_for_inheritance): Save
16036 pattern instead of src.
16037 (remove_inheritance_pseudos): Use the pattern. Add assert.
16039 2016-08-05 David Malcolm <dmalcolm@redhat.com>
16041 * input.c (string_concat::string_concat): New constructor.
16042 (string_concat_db::string_concat_db): New constructor.
16043 (string_concat_db::record_string_concatenation): New method.
16044 (string_concat_db::get_string_concatenation): New method.
16045 (string_concat_db::get_key_loc): New method.
16046 (class auto_cpp_string_vec): New class.
16047 (get_substring_ranges_for_loc): New function.
16048 (get_source_range_for_substring): New function.
16049 (get_num_source_ranges_for_substring): New function.
16050 (class selftest::lexer_test_options): New class.
16051 (struct selftest::lexer_test): New struct.
16052 (class selftest::ebcdic_execution_charset): New class.
16053 (selftest::ebcdic_execution_charset::s_singleton): New variable.
16054 (selftest::lexer_test::lexer_test): New constructor.
16055 (selftest::lexer_test::~lexer_test): New destructor.
16056 (selftest::lexer_test::get_token): New method.
16057 (selftest::assert_char_at_range): New function.
16058 (ASSERT_CHAR_AT_RANGE): New macro.
16059 (selftest::assert_num_substring_ranges): New function.
16060 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
16061 (selftest::assert_has_no_substring_ranges): New function.
16062 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
16063 (selftest::test_lexer_string_locations_simple): New function.
16064 (selftest::test_lexer_string_locations_ebcdic): New function.
16065 (selftest::test_lexer_string_locations_hex): New function.
16066 (selftest::test_lexer_string_locations_oct): New function.
16067 (selftest::test_lexer_string_locations_letter_escape_1): New function.
16068 (selftest::test_lexer_string_locations_letter_escape_2): New function.
16069 (selftest::test_lexer_string_locations_ucn4): New function.
16070 (selftest::test_lexer_string_locations_ucn8): New function.
16071 (selftest::uint32_from_big_endian): New function.
16072 (selftest::test_lexer_string_locations_wide_string): New function.
16073 (selftest::uint16_from_big_endian): New function.
16074 (selftest::test_lexer_string_locations_string16): New function.
16075 (selftest::test_lexer_string_locations_string32): New function.
16076 (selftest::test_lexer_string_locations_u8): New function.
16077 (selftest::test_lexer_string_locations_utf8_source): New function.
16078 (selftest::test_lexer_string_locations_concatenation_1): New
16080 (selftest::test_lexer_string_locations_concatenation_2): New
16082 (selftest::test_lexer_string_locations_concatenation_3): New
16084 (selftest::test_lexer_string_locations_macro): New function.
16085 (selftest::test_lexer_string_locations_stringified_macro_argument):
16087 (selftest::test_lexer_string_locations_non_string): New function.
16088 (selftest::test_lexer_string_locations_long_line): New function.
16089 (selftest::test_lexer_char_constants): New function.
16090 (selftest::input_c_tests): Call the new test functions once per
16091 case within the line_table test matrix.
16092 * input.h (struct string_concat): New struct.
16093 (struct location_hash): New struct.
16094 (class string_concat_db): New class.
16095 * substring-locations.h: New header.
16097 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
16099 PR tree-optimization/72810
16100 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
16101 the type of the case labels when truncating.
16103 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
16106 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
16107 (aarch64_fp16_ptr_type_node): Likewise.
16108 * config/aarch64/aarch64-simd-builtins.c
16109 (aarch64_fp16_ptr_type_node): Define.
16110 (aarch64_init_fp16_types): New, refactored out of...
16111 (aarch64_init_builtins): ...here, update to call
16112 aarch64_init_fp16_types.
16113 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
16115 (aapcs_vfp_sub_candidate): Likewise.
16117 2016-08-05 Martin Liska <mliska@suse.cz>
16118 Joshua Cranmer <Pidgeot18@gmail.com>
16120 * gcov.c (line_t::has_block): New function.
16121 (enum loop_type): New enum.
16122 (handle_cycle): New function.
16123 (unblock): Likewise.
16124 (circuit): Likewise.
16125 (get_cycles_count): Likewise.
16126 (accumulate_line_counts): Use new loop detection algorithm.
16128 2016-08-05 Martin Liska <mliska@suse.cz>
16130 * gcov.c (output_intermediate_file): Rename
16131 function_info::line_next to next_file_fn.
16132 (process_file): Likewise.
16133 (read_graph_file): Likewise.
16134 (accumulate_line_counts): Likewise.
16135 (output_lines): Likewise.
16137 2016-08-05 Richard Biener <rguenther@suse.de>
16139 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
16140 restriction on threading to a loop header.
16142 2016-08-05 Richard Biener <rguenther@suse.de>
16144 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
16145 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
16146 adjust loop info accordingly.
16148 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
16150 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
16151 before folding call to __builtin_constant_p with parameters to false.
16153 2016-08-05 Alan Modra <amodra@gmail.com>
16155 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
16156 code accidentally committed 2016-05-02 providing class when given
16159 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
16161 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
16162 the case label ranges that partially overlap with OP's value
16165 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
16168 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
16169 Cast builtin function result to __mmask16 instead of __mmask8.
16170 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16171 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
16172 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16174 2016-08-04 David Malcolm <dmalcolm@redhat.com>
16176 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
16177 (ASSERT_TRUE_AT): New macro.
16178 (ASSERT_FALSE): Reimplement in terms of...
16179 (ASSERT_FALSE_AT): New macro.
16180 (ASSERT_STREQ_AT): Fix typo in comment.
16182 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
16184 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
16185 labels are exhaustive, designate the label with the widest
16186 range to be the default label.
16188 2016-08-04 Andrew Pinski <apinski@cavium.com>
16190 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
16191 (thunderx_tunings): Use thunderx_vector_cost instead of
16192 generic_vector_cost.
16194 2016-08-04 Martin Liska <mliska@suse.cz>
16196 * gcov.c (main): Fix GNU coding style.
16197 (output_intermediate_file): Likewise.
16198 (process_file): Likewise.
16199 (generate_results): Likewise.
16200 (release_structures): Likewise.
16201 (create_file_names): Likewise.
16202 (find_source): Likewise.
16203 (read_graph_file): Likewise.
16204 (find_exception_blocks): Likewise.
16205 (canonicalize_name): Likewise.
16206 (make_gcov_file_name): Likewise.
16207 (mangle_name): Likewise.
16208 (accumulate_line_counts): Likewise.
16209 (output_branch_count): Likewise.
16210 (read_line): Likewise.
16212 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
16214 PR rtl-optimization/71779
16215 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
16216 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
16217 or if it was truncated.
16219 PR rtl-optimization/70903
16220 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
16222 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
16224 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
16225 accessing SSA_NAME_PTR_INFO.
16227 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
16230 * common/config/avr/avr-common.c (avr_option_optimization_table)
16231 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
16233 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
16236 * config/avr/avr.md: New pattern to work around do_store_flag
16237 generating shift instructions for bit extractions.
16239 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
16241 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
16243 (add_equivalence): Likewise.
16244 (get_value_range): Allocate value range with vrp_value_range_pool.
16245 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
16246 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
16248 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
16250 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
16251 the default for the rs6000 port.
16253 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
16255 PR middle-end/71876
16256 * calls.c (special_function_p): Remove special handling of
16257 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
16258 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
16259 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
16261 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
16263 PR middle-end/72778
16264 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
16265 Don't stop on regular insns.
16267 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
16269 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
16270 size to DImode boundary.
16271 (nvptx_propagate): Likewise.
16273 2016-08-03 Alan Modra <amodra@gmail.com>
16275 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
16276 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
16277 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
16278 from -mefficient-unaligned-vector. Note that this affects fp too.
16280 2016-08-03 Alan Modra <amodra@gmail.com>
16282 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
16285 2016-08-03 Alan Modra <amodra@gmail.com>
16287 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
16288 to a reg. Localize vars.
16290 2016-08-03 Alan Modra <amodra@gmail.com>
16292 * config/rs6000/rs6000.opt: Remove negatives from help strings
16295 2016-08-03 Alan Modra <amodra@gmail.com>
16297 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
16298 Delete duplicated code.
16300 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
16302 PR middle-end/72778
16303 * lra-spills.c (regno_in_use_p): New.
16304 (lra_final_code_change): Use it.
16306 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
16308 PR rtl-optimization/69847
16309 * lra-int.h (struct lra-reg): Use restore_rtx instead of
16311 (lra_rtx_hash): New.
16312 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
16314 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
16315 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
16316 * lra-spills.c (lra_final_code_change): Don't delete insn when the
16317 next insn is USE with the same reg as the current insn source.
16318 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
16320 (lra_constraints_init): Call initiate_invariants.
16321 (lra_constraints_finish): Call finish_invariants.
16322 (struct invariant, invariant_t, invariant_ptr_t): New.
16323 (const_invariant_ptr_t, invariants, invariants_pool): New.
16324 (invariant_table, invariant_hash, invariant_eq_p): New.
16325 (insert_invariant, initiate_invariants, finish_invariants): New.
16326 (clear_invariants, invalid_invariant_regs): New.
16327 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
16328 instead of restore_regno.
16329 (invariant_p, process_invariant_for_inheritance): New.
16330 (inherit_in_ebb): Implement invariant inheritance.
16331 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
16332 (remove_inheritance_pseudos): Implement undoing invariant
16334 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
16335 instead of restore_regno.
16336 * lra-assigns.c (regno_live_length): New.
16337 (reload_pseudo_compare_func): Use regno_live_length.
16338 (assign_by_spills): Use restore_rtx instead of restore_regno.
16339 (lra_assign): Ditto. Initiate regno_live_length.
16341 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
16343 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
16344 __builtin_aarch64_fmindf.
16346 2016-08-02 Bin Cheng <bin.cheng@arm.com>
16348 PR tree-optimization/34114
16349 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
16350 information for more control IVs.
16352 2016-08-02 Bin Cheng <bin.cheng@arm.com>
16354 PR tree-optimization/34114
16355 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
16356 PLUS_EXPR case. Handle SSA_NAME case.
16358 2016-08-02 Tamar Christina <tamar.christina@arm.com>
16360 * config/aarch64/aarch64-simd-builtins.def
16361 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
16362 (__builtin_aarch64_fmaxdf): Likewise.
16363 (__builtin_aarch64_smin_nandf): Likewise.
16364 (__builtin_aarch64_smax_nandf): Likewise.
16365 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
16366 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
16367 (<fmaxmin><mode>3): ...this.
16368 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
16369 (vminnm_f64): Likewise.
16370 (vmin_f64): Likewise.
16371 (vmax_f64): Likewise.
16372 * config/aarch64/iterators.md (FMAXMIN): Merge with...
16373 (FMAXMIN_UNS): ...this.
16374 (fmaxmin): Merged with
16375 (fmaxmin_op): ...this...
16376 (maxmin_uns_op): ...in to this.
16378 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16380 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16381 Add support for vec_extract on vector float, vector int, vector
16382 short, and vector char vector types.
16383 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16384 vector float, vector int, vector short, and vector char
16385 optimizations on 64-bit ISA 2.07 systems for both constant and
16386 variable element numbers.
16387 (rs6000_split_vec_extract_var): Likewise.
16388 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
16389 Altivec registers on ISA 2.07 and above.
16390 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
16391 which never was matched due to the split occuring before register
16392 allocation (and the code would not have worked on little endian
16393 systems if it did match). Allow extracts to go to the Altivec
16394 registers if ISA 2.07 (power8). Change from using "" around the
16395 C++ code to using {}'s.
16396 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
16397 vec_extracts when the vector is in memory.
16398 (vsx_extract_v4sf_var): New insn to optimize vector float
16399 vec_extracts when the element number is variable on 64-bit ISA
16401 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
16402 for 64-bit ISA 2.07 as well as ISA 3.0.
16403 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
16404 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
16405 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
16406 optimize vector int, vector short, and vector char vec_extracts
16407 when the vector is in memory.
16408 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
16409 optimize vector int, vector short, and vector char vec_extracts
16410 when the element number is variable.
16412 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16415 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
16416 does not overlap with other symbol flags.
16418 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
16420 * config/aarch64/aarch64.h (aarch64_frame):
16421 Remove padding0 and hardfp_offset. Add locals_offset,
16422 initial_adjust, callee_adjust, callee_offset and final_adjust.
16423 * config/aarch64/aarch64.c (aarch64_layout_frame):
16424 Remove unused padding0 and hardfp_offset initializations.
16425 Choose frame layout and set frame variables accordingly.
16426 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
16427 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
16428 (aarch64_pop_regs): Likewise.
16429 (aarch64_expand_prologue): Remove all decision code, just emit
16430 prolog according to frame variables.
16431 (aarch64_expand_epilogue): Remove all decision code, just emit
16432 epilog according to frame variables.
16433 (aarch64_initial_elimination_offset): Use offset to local/arg area.
16435 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
16438 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
16439 fix_debug_reg_uses after changing source register mode to
16440 V1TImode if source register is undefined.
16442 2015-08-01 Alan Hayward <alan.hayward@arm.com>
16444 PR tree-optimization/71818
16445 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
16446 with non invariant evolutions
16448 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16451 * config/avr/avr.md (length) [branch]: Correct insn length
16452 attribute for forward branches.
16454 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16456 * doc/extend.texi (AVR Built-in Functions): Document
16457 __builtin_avr_nops.
16458 * config/avr/builtins.def (NOPS): New.
16459 * config/avr/avr.c (avr_expand_nops): New static function.
16460 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
16462 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16464 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
16465 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
16468 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
16470 * config/aarch64/aarch64.c (vulcan_tunings): Update
16471 vulcan L1 cache_line_size.
16473 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16475 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
16476 function that takes a vector memory address, a hard register, an
16477 element number and a temporary base register, and recreates an
16478 address that points to the appropriate element within the vector.
16479 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
16480 (rs6000_split_vec_extract_var): Add support for the target of a
16481 vec_extract with variable element number being a scalar memory
16483 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
16485 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
16486 vsx_extract_<mode>_load insn with a new insn that optimizes
16487 storing either element to a memory location, using scratch
16488 registers to pick apart the vector and reconstruct the address.
16489 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
16490 (vsx_extract_<mode>_store): Rework alternatives to more correctly
16491 support Altivec registers. Add support for ISA 3.0 Altivec d-form
16493 (vsx_extract_<mode>_var): Add support for extracting a variable
16494 element number from memory.
16496 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16498 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
16499 when testing for compares against constants of the form 0xabab.
16501 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16503 PR tree-optimization/57558
16504 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
16506 (vect_loop_versioning): Support versioning with niter assumptions.
16507 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
16508 (vect_get_loop_niters): New parameter. Reimplement to support
16509 assumptions in loop niter info.
16510 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
16511 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
16512 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
16513 Support loop versioning for niters.
16514 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
16515 (vect_free_loop_info_assumptions): New function.
16516 (vectorize_loops): Free loop niter info for loops with flag
16517 LOOP_F_ASSUMPTIONS set if vectorization failed.
16518 * tree-vectorizer.h (struct _loop_vec_info): New field
16519 num_iters_assumptions.
16520 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
16521 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
16522 (LOOP_REQUIRES_VERSIONING): New macro.
16523 (vect_free_loop_info_assumptions): New decl.
16525 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16527 * cfgloop.h (struct loop): New field constraints.
16528 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
16529 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
16531 * cfgloop.c (alloc_loop): Initialize new field.
16532 * cfgloopmanip.c (copy_loop_info): Copy constraints.
16533 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
16534 Adjust niter analysis wrto loop constraints.
16535 * doc/loop.texi (@node Number of iterations): Add description for loop
16538 2016-07-29 Marek Polacek <polacek@redhat.com>
16541 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
16542 (ix86_expand_round_builtin): Likewise.
16544 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
16545 Georg-Johann Lay <avr@gjlay.de>
16547 PR rtl-optimization/71976
16548 * combine.c (get_last_value): Return 0 if the argument for which
16549 the function is called has a wider mode than the recorded value.
16551 2016-07-29 Marek Polacek <polacek@redhat.com>
16554 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
16555 (altivec_expand_st_builtin): Likewise.
16557 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16559 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
16560 introduced in r238381.
16562 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
16564 PR middle-end/68217
16565 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
16566 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
16568 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
16570 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
16572 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16573 Add support for vec_extract of vector double or vector long having
16574 a variable element number on 64-bit ISA 2.07 systems or newer.
16575 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
16577 (rs6000_split_vec_extract_var): New function to split a
16578 vec_extract built-in function with variable element number.
16579 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
16581 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
16582 (UNSPEC_VSX_EXTRACT): Likewise.
16583 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
16584 direct move instructions to be generated on 64-bit ISA 2.07
16585 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
16587 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
16588 arguments for vec_extract variable element.
16589 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
16590 vec_extract with variable element on V2DFmode and V2DImode
16592 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
16593 -mupper-regs-df requirement, since it isn't needed.
16594 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
16595 do direct moves on 64-bit systems, which allows optimization of
16596 vec_extract on 64-bit ISA 2.07 systems and newer.
16598 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16599 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16601 * config/aarch64/aarch64.md
16602 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
16603 statement and type.
16604 (<optab>qihi2_aarch64): Likewise, and split into two.
16605 (extendqihi2_aarch64): New.
16606 (zero_extendqihi2_aarch64): New.
16607 * config/aarch64/iterators.md (ldrxt): Remove.
16608 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
16611 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16613 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
16615 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16617 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
16618 (aarch64_push_reg): New function to push 1 or 2 registers.
16619 (aarch64_pop_reg): New function to pop 1 or 2 registers.
16620 (aarch64_expand_prologue): Use aarch64_push_regs.
16621 (aarch64_expand_epilogue): Use aarch64_pop_regs.
16623 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
16625 PR tree-optimization/71734
16626 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
16627 attribute instead of REF_LOOP and use it.
16628 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
16629 set it for Loops having non-zero safelen attribute.
16630 (ref_indep_loop_p): Pass zero as initial value for safelen.
16632 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
16634 PR middle-end/72657
16636 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
16637 call using chkp_gimple_call_builtin_p.
16638 (chkp_copy_bounds_for_assign): Likewise.
16640 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16642 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
16643 * config/arm/arm-protos.h (struct tune_params): Likewise.
16644 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
16645 (cortex_a9_sched_adjust_cost): Likewise.
16646 (fa726te_sched_adjust_cost): Likewise.
16647 (arm_adjust_cost): Likewise.
16648 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
16649 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
16650 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
16651 * config/i386/i386.c (ix86_adjust_cost): Likewise.
16652 * config/ia64/ia64.c: Likewise.
16653 * config/m68k/m68k.c: Likewise.
16654 * config/mep/mep.c (mep_adjust_cost): Likewise.
16655 * config/microblaze/microblaze.c (microblaze_adjust_cost):
16657 * config/mips/mips.c (mips_adjust_cost): Likewise.
16658 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
16660 * config/pa/pa.c (pa_adjust_cost): Likewise.
16661 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
16662 (rs6000_debug_adjust_cost): Likewise.
16663 * config/sh/sh.c (sh_adjust_cost): Likewise.
16664 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
16665 (hypersparc_adjust_cost): Likewise.
16666 (sparc_adjust_cost): Likewise.
16667 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
16668 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
16669 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
16671 * config/visium/visium.c (visium_adjust_cost): Likewise.
16672 * doc/tm.texi: Regenerate.
16673 * haifa-sched.c (dep_cost_1): Adjust.
16674 * target.def: Merge adjust_cost and adjust_cost_2.
16676 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16678 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
16680 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16682 * store-motion.c (struct st_expr): Make pattern_regs a vector.
16683 (extract_mentioned_regs): Append to a vector instead of
16684 returning a rtx_expr_list.
16685 (st_expr_entry): Adjust.
16686 (free_st_expr_entry): Likewise.
16687 (store_ops_ok): Likewise.
16688 (store_killed_in_insn): Likewise.
16689 (find_moveable_store): Likewise.
16691 2016-07-28 Martin Liska <mliska@suse.cz>
16693 PR gcov-profile/68025
16694 * tree-profile.c (tree_profiling): Respect
16695 no_profile_instrument_function attribute.
16696 * doc/extend.texi: Document no_profile_instrument_function
16699 2016-07-28 Martin Liska <mliska@suse.cz>
16701 PR rtl-optimization/70944
16702 * combine.c (make_compound_operation):
16703 Do not allow make_compound_operation for vector mode
16705 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
16707 PR middle-end/71994
16708 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
16709 before calling get_ops.
16711 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
16713 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
16714 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
16715 (BITS_PER_UNIT_LOG): Remove.
16716 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
16717 * expr.c (expand_assignment): Likewise.
16718 * stor-layout.c (initialize_sizetypes): Likewise.
16720 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
16722 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
16723 signature of rs6000_expand_vector_extract so that the element
16724 number is a RTX instead of a constant integer.
16725 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
16727 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
16728 (altivec_expand_vec_ext_builtin): Likewise.
16729 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
16730 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
16731 MFVSRLD instruction.
16733 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16735 * input.c (get_pure_location): Move here from tree.c.
16736 (make_location): Likewise. Add header comment.
16737 (selftest::test_accessing_ordinary_linemaps): Verify
16738 pure_location_p, make_location, get_location_from_adhoc_loc and
16739 get_range_from_loc.
16740 * input.h (get_pure_location): Move declaration here from tree.h.
16741 (get_finish): Likewise for inline function.
16742 (make_location): Likewise for declaration.
16743 * tree.c (get_pure_location): Move to input.c.
16744 (make_location): Likewise.
16745 * tree.h (get_pure_location): Move declaration to tree.h.
16746 (get_finish): Likewise for inline function.
16747 (make_location): Likewise for declaration.
16749 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16751 PR middle-end/71078
16752 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
16754 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16756 * system.h (STATIC_ASSERT): Use static_assert if building
16757 with C++11 onwards.
16759 2016-07-27 Richard Biener <rguenther@suse.de>
16761 PR tree-optimization/72517
16762 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
16763 Revert change to not compute read-read dependences.
16765 2016-07-27 Richard Biener <rguenther@suse.de>
16767 * predict.c (set_even_probabilities): Make nedges unsigned.
16769 2016-07-27 Martin Liska <mliska@suse.cz>
16771 * predict.c (set_even_probabilities): Handle unlikely edges.
16772 (combine_predictions_for_bb): Likewise.
16774 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
16777 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
16778 __float128 support when we don't have hardware support, so that
16779 the IEEE built-in functions like isgreater, first call __unordkf3
16780 to make sure neither operand is a NaN, and if both operands are
16781 ordered, do the normal comparison.
16783 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16785 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
16787 (extract_code_and_val_from_cond_with_ops): Verify that name is
16788 either cond_op0 or cond_op1.
16790 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16792 PR tree-optimization/18046
16793 * genmodes.c (emit_mode_size_inline): Emit an assert that
16794 verifies that mode is a valid array index.
16795 (emit_mode_nuinits_inline): Likewise.
16796 (emit_mode_inner_inline): Likewise.
16797 (emit_mode_unit_size_inline): Likewise.
16798 (emit_mode_unit_precision_inline): Likewise.
16799 * tree-vrp.c: Include params.h.
16800 (find_switch_asserts): Register edge assertions for the default
16801 label which correspond to the anti-ranges of each case label.
16802 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
16803 * doc/invoke.texi: Document it.
16805 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16807 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
16808 and unnecessary call to gimple_bb.
16810 2016-07-26 Richard Biener <rguenther@suse.de>
16812 PR rtl-optimization/71984
16813 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
16816 2016-07-26 Richard Biener <rguenther@suse.de>
16818 PR middle-end/72517
16819 * expmed.c (extract_bit_field_1): Constrain the vector mode
16820 with element size matching the extraction mode size when
16821 choosing a better vector mode to do the extraction from.
16823 2016-07-26 Richard Biener <rguenther@suse.de>
16824 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16826 PR middle-end/70920
16827 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
16830 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16832 * tree-ssa-structalias.c (struct scc_info): Change types of
16833 members to auto_sbitmap and auto_vec.
16834 (scc_info::scc_info): New constructor.
16835 (scc_info::~scc_info): New destructor.
16836 (init_scc_info): Remove.
16837 (free_scc_info): Remove.
16838 (find_indirect_cycles): Adjust.
16839 (perform_var_substitution): Likewise.
16840 (free_var_substitution_info): Likewise.
16842 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16844 * tree-outof-ssa.c (struct elim_graph): Change type of members
16845 to auto_vec and auto_sbitmap.
16846 (elim_graph::elim_graph): New constructor.
16847 (delete_elim_graph): Remove.
16848 (expand_phi_nodes): Adjust.
16850 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16852 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
16853 (new_elim_graph): Adjust.
16854 (clear_elim_graph): Likewise.
16855 (delete_elim_graph): Likewise.
16856 (elim_graph_size): Likewise.
16857 (elim_graph_add_node): Likewise.
16858 (elim_graph_add_edge): Likewise.
16859 (elim_graph_remove_succ_edge): Likewise.
16860 (eliminate_name): Likewise.
16861 (eliminate_build): Likewise.
16862 (elim_forward): Likewise.
16863 (elim_unvisited_predecessor): Likewise.
16864 (elim_backward): Likewise.
16865 (elim_create): Likewise.
16866 (eliminate_phi): Likewise.
16867 (expand_phi_nodes): Likewise.
16869 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16871 * bt-load.c (compute_out): Use auto_sbitmap class.
16872 (link_btr_uses): Likewise.
16873 * cfganal.c (mark_dfs_back_edges): Likewise.
16874 (post_order_compute): Likewise.
16875 (inverted_post_order_compute): Likewise.
16876 (pre_and_rev_post_order_compute_fn): Likewise.
16877 (single_pred_before_succ_order): Likewise.
16878 * cfgexpand.c (pass_expand::execute): Likewise.
16879 * cfgloop.c (verify_loop_structure): Likewise.
16880 * cfgloopmanip.c (fix_bb_placements): Likewise.
16881 (remove_path): Likewise.
16882 (update_dominators_in_loop): Likewise.
16883 * cfgrtl.c (break_superblocks): Likewise.
16884 * ddg.c (check_sccs): Likewise.
16885 (create_ddg_all_sccs): Likewise.
16886 * df-core.c (df_worklist_dataflow): Likewise.
16887 * dse.c (dse_step3): Likewise.
16888 * except.c (eh_region_outermost): Likewise.
16889 * function.c (thread_prologue_and_epilogue_insns): Likewise.
16890 * gcse.c (prune_expressions): Likewise.
16891 (prune_insertions_deletions): Likewise.
16892 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
16893 * graph.c (draw_cfg_nodes_no_loops): Likewise.
16894 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
16895 * lcm.c (compute_earliest): Likewise.
16896 (compute_farthest): Likewise.
16897 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
16898 (unroll_loop_runtime_iterations): Likewise.
16899 (unroll_loop_stupid): Likewise.
16900 * lower-subreg.c (decompose_multiword_subregs): Likewise.
16901 * lra-lives.c: Likewise.
16902 * lra.c (lra): Likewise.
16903 * modulo-sched.c (schedule_reg_moves): Likewise.
16904 (optimize_sc): Likewise.
16905 (get_sched_window): Likewise.
16906 (sms_schedule_by_order): Likewise.
16907 (check_nodes_order): Likewise.
16908 (order_nodes_of_sccs): Likewise.
16909 (order_nodes_in_scc): Likewise.
16910 * recog.c (split_all_insns): Likewise.
16911 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
16912 * reload1.c (reload): Likewise.
16913 * sched-rgn.c (haifa_find_rgns): Likewise.
16914 (split_edges): Likewise.
16915 (compute_trg_info): Likewise.
16916 * sel-sched.c (init_seqno): Likewise.
16917 * store-motion.c (remove_reachable_equiv_notes): Likewise.
16918 * tree-into-ssa.c (update_ssa): Likewise.
16919 * tree-ssa-live.c (live_worklist): Likewise.
16920 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
16921 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
16923 (try_peel_loop): Likewise.
16924 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
16926 * tree-ssa-pre.c (compute_antic): Likewise.
16927 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
16928 * tree-stdarg.c (reachable_at_most_once): Likewise.
16929 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
16930 * var-tracking.c (vt_find_locations): Likewise.
16932 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16934 * sbitmap.h (auto_sbitmap): New class.
16936 2016-07-26 Alan Modra <amodra@gmail.com>
16939 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
16942 2016-07-25 David Malcolm <dmalcolm@redhat.com>
16944 * input.c (selftest::temp_source_file::temp_source_file): Fix
16945 missing "%s" in fprintf.
16947 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
16949 PR middle-end/71732
16950 * cselib.c (cselib_process_insn): Invalidate argument slots for
16953 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16955 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
16956 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
16957 vmulxh_lane_f16, vmulxh_laneq_f16): New.
16959 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16961 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16962 * config/aarch64/aarch64.md (fma, fnma): Support HF.
16963 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
16965 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16967 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16968 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
16970 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
16971 (add<mode>3): Likewise.
16972 (sub<mode>3): Likewise.
16973 (mul<mode>3): Likewise.
16974 (div<mode>3): Likewise.
16975 (*div<mode>3): Likewise.
16976 (<fmaxmin><mode>3): Extend to HF.
16977 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
16978 (fabd<mode>3): Likewise.
16979 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
16980 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
16981 (aarch64_fmulx<mode>): Likewise.
16982 (aarch64_fac<optab><mode>): Likewise.
16983 (aarch64_frecps<mode>): Likewise.
16984 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
16985 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
16986 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
16987 (VSDQ_HSDI): Support HI.
16988 (fcvt_target, FCVT_TARGET): Likewise.
16989 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
16990 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
16991 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
16992 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
16993 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
16994 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
16995 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
16996 vrsqrtsh_f16): New.
16998 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17000 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
17001 * config/aarch64/aarch64-builtins.c (hi_UP): New.
17002 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17003 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
17005 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
17006 (aarch64_cm<optab><mode>): Likewise.
17007 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
17008 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
17009 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
17010 (sqrt<mode>2): Likewise.
17011 (*sqrt<mode>2): Likewise.
17012 (abs<mode>2): Likewise.
17013 (<optab><mode>hf2): New pattern for HF mode.
17014 (<optab>hihf2): Likewise.
17015 * config/aarch64/arm_neon.h: Include arm_fp16.h.
17016 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
17017 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
17019 * config/aarch64/arm_fp16.h: New file.
17020 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
17021 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
17022 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
17023 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
17024 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
17025 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
17026 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
17027 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
17028 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
17029 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
17030 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
17031 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
17034 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17036 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
17037 reduc_smin_scal_): Use VDQIF_F16.
17038 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
17039 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
17041 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
17042 * config/aarch64/iterators.md (VDQIF_F16): New.
17043 (vp): Support HF modes.
17044 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
17045 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
17047 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17049 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
17050 "*aarch64_mulx_elt_from_dup<mode>".
17051 (*aarch64_mul3_elt<mode>): Update schedule type.
17052 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
17053 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
17054 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
17055 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
17056 (f, fp): Support HF modes.
17057 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
17058 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
17059 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
17060 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
17061 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
17062 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
17064 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17066 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17067 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
17069 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
17072 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17074 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17075 * config/aarch64/aarch64-simd.md
17076 (aarch64_rsqrts<mode>): Extend to HF modes.
17077 (fabd<mode>3): Likewise.
17078 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
17079 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
17080 (aarch64_<maxmin_uns>p<mode>): Likewise.
17081 (<su><maxmin><mode>3): Likewise.
17082 (<maxmin_uns><mode>3): Likewise.
17083 (<fmaxmin><mode>3): Likewise.
17084 (aarch64_faddp<mode>): Likewise.
17085 (aarch64_fmulx<mode>): Likewise.
17086 (aarch64_frecps<mode>): Likewise.
17087 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
17088 (add<mode>3): Extend to HF modes.
17089 (sub<mode>3): Likewise.
17090 (mul<mode>3): Likewise.
17091 (div<mode>3): Likewise.
17092 (*div<mode>3): Likewise.
17093 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
17095 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
17096 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
17097 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
17098 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
17099 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
17100 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
17101 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
17102 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
17103 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
17104 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
17105 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
17106 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
17107 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
17108 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
17110 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17112 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
17113 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17114 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
17115 (neg<mode>2): Likewise.
17116 (abs<mode>2): Likewise.
17117 (<frint_pattern><mode>2): Likewise.
17118 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
17119 (<optab><VDQF:mode><fcvt_target>2): Likewise.
17120 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
17121 (ftrunc<VDQF:mode>2): Likewise.
17122 (<optab><fcvt_target><VDQF:mode>2): Likewise.
17123 (sqrt<mode>2): Likewise.
17124 (*sqrt<mode>2): Likewise.
17125 (aarch64_frecpe<mode>): Likewise.
17126 (aarch64_cm<optab><mode>): Likewise.
17127 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
17129 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
17130 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
17132 * config/aarch64/arm_neon.h (vdup_n_f16): New.
17133 (vdupq_n_f16): Likewise.
17134 (vld1_dup_f16): Use vdup_n_f16.
17135 (vld1q_dup_f16): Use vdupq_n_f16.
17136 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
17137 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
17138 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
17139 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
17140 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
17141 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
17142 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
17143 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
17144 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
17145 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
17146 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
17147 vsqrt_f16, vsqrtq_f16): New.
17149 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17151 * config/aarch64/aarch64-simd.md
17152 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
17153 (aarch64_ext<mode>): Likewise.
17154 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
17155 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
17156 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
17158 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
17160 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
17161 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
17162 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
17163 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
17164 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
17165 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
17166 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
17168 (vmov_n_f16): Reimplement using vdup_n_f16.
17169 (vmovq_n_f16): Reimplement using vdupq_n_f16..
17171 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17173 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
17174 "frame_related_p". Generate CFA annotation when it's necessary.
17175 (aarch64_expand_prologue): Use aarch64_add_constant.
17176 (aarch64_expand_epilogue): Likewise.
17177 (aarch64_output_mi_thunk): Pass "false" when calling
17178 aarch64_add_constant.
17180 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17182 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
17185 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17187 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
17188 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
17189 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
17190 (aarch64_build_constant): Delete.
17192 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
17195 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17197 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17198 flag_toplevel_reorder.
17200 2016-07-25 Richard Biener <rguenther@suse.de>
17202 * cgraph.c (cgraph_node::verify_node): Compare against builtin
17203 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
17204 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
17205 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
17206 (streamer_get_builtin_tree): Likewise.
17207 (streamer_write_builtin): Likewise.
17208 * lto-streamer.h (LTO_builtin_decl): Remove.
17209 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
17210 (lto_input_scc): Remove LTO_builtin_decl handling.
17211 (lto_input_tree_1): Liekwise.
17212 * lto-streamer-out.c (lto_output_tree_1): Remove special
17213 handling of builtins.
17214 (DFS::DFS): Likewise.
17215 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
17216 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
17218 (streamer_write_builtin): Remove.
17220 2016-07-25 Martin Liska <mliska@suse.cz>
17222 * lto-cgraph.c (input_symtab): Don't call get_working_sets
17223 if flag_auto_profile is set to true.
17225 2016-07-25 Martin Liska <mliska@suse.cz>
17227 PR gcov-profile/71868
17228 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
17229 have a function with multiple latches, count them all.
17231 2016-07-25 Martin Liska <mliska@suse.cz>
17233 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
17235 2016-07-25 Martin Liska <mliska@suse.cz>
17237 PR tree-optimization/71987
17238 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
17239 just for SSA_NAMEs. Fix GNU coding style.
17241 2016-07-25 Martin Liska <mliska@suse.cz>
17243 PR gcov-profile/64874
17244 * gcov-io.h: Update command about file format.
17245 * gcov-iov.c (main): Adapt the numbering scheme.
17247 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17249 PR middle-end/66726
17250 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
17251 whose result is used in PHI.
17252 (final_range_test_p): Likewise.
17253 (maybe_optimize_range_tests): Likewise.
17255 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
17257 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17258 Reformat two multi-line strings.
17260 2016-07-22 Martin Sebor <msebor@redhat.com>
17262 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
17264 2016-07-22 Martin Sebor <msebor@redhat.com>
17267 * doc/extend.texi (Compound Literals): Correct and clarify.
17268 (Cast to Union): Same.
17270 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
17272 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
17273 comments to explain why certain error messages make mention of
17274 undocumented options.
17275 (rs6000_invalid_builtin): Change error messages to replace mention
17276 of undocumented options with mention of the -mcpu=power9 option
17277 that enables those undocumented options.
17278 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
17279 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
17280 definition of this macro to correct an existing error.
17281 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
17282 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
17283 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
17284 descriptions of built-in functions so that they depend on
17285 -mcpu=power9 instead of on the corresponding undocumented flags.
17286 * doc/invoke.texi (Option Summary): Remove all mention of newly
17287 undocumented flags.
17288 (IBM RS/6000 and PowerPC Options): Likewise.
17289 * doc/md.texi (Constraints for Particuliar Machines): Remove all
17290 mention of newly undocumented flags.
17292 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
17294 * ipa-cp.c (determine_versionability): Do not create constprop clones,
17295 when target_clones attribute is set.
17297 2016-07-22 Bin Cheng <bin.cheng@arm.com>
17299 * common.opt (funsafe-loop-optimizations): Mark ignore.
17300 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
17301 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
17303 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
17304 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
17306 2016-07-22 Bin Cheng <bin.cheng@arm.com>
17308 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17310 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17312 (number_of_iterations_exit): Warn missed loop optimization for
17313 possible infinite loops.
17315 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
17318 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
17319 when to emit a ".machine" pseudo-op.
17321 2016-07-22 Martin Liska <mliska@suse.cz>
17323 PR gcov-profile/69028
17324 PR gcov-profile/62047
17325 * coverage.c (coverage_compute_lineno_checksum): Do not
17326 calculate checksum for fns w/o xloc.file.
17327 (coverage_compute_profile_id): Likewise.
17329 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
17331 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
17332 (avr_secondary_reload): ...and implementation.
17333 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
17334 * config/avr/avr.md (reload_in<mode>): Remove insns.
17335 (adjust_len) [lpm]: Remove insn attribute value.
17336 * config/avr/predicates.md (flash_operand): Remove insn predicate.
17338 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17340 PR middle-end/71876
17341 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
17343 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
17344 * calls.c (special_function_p): Remove the special handling of the
17345 "__builtin_" prefix.
17347 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17349 PR middle-end/71876
17350 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
17351 if STMT may be an alloca call.
17352 (gimple_alloca_call_p, alloca_call_p): Return only true for the
17353 builtin alloca call.
17354 * calls.h (gimple_maybe_alloca_call_p): New function.
17355 * tree-inline.c (inline_forbidden_p_stmt): Use
17356 gimple_maybe_alloca_call_p here.
17358 2016-07-21 David Malcolm <dmalcolm@redhat.com>
17360 * spellcheck-tree.c (best_macro_match::best_macro_match):
17361 Explictly specify the template arguments when invoking the base
17362 class constructor, to help older C++ compilers.
17364 2016-07-21 Jakub Jelinek <jakub@redhat.com>
17367 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
17368 before builtin_decl_implicit.
17370 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17372 * optabs.c (emit_condiitonal_move): Short circuit for identical
17375 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17377 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
17378 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
17379 (noce_conversion_profitable_p): New.
17380 (noce_try_store_flag_constants): Use it.
17381 (noce_try_addcc): Likewise.
17382 (noce_try_store_flag_mask): Likewise.
17383 (noce_try_cmove): Likewise.
17384 (noce_try_cmove_arith): Likewise.
17385 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
17387 (noce_convert_multiple_sets): Move cost model to here, from...
17388 (bb_ok_for_noce_convert_multiple_sets) ...here.
17389 (noce_process_if_block): Update calls for above changes.
17390 (noce_find_if_block): Record new noce_if_info parameters.
17392 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17394 * target.def (max_noce_ifcvt_seq_cost): New.
17395 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
17396 * doc/tm.texi: Regenerate.
17397 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
17398 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
17399 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
17400 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
17401 * doc/invoke.texi: Document new params.
17403 2016-07-21 Richard Biener <rguenther@suse.de>
17405 PR tree-optimization/71947
17406 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
17407 ranges have useful limit_vr information.
17409 2016-07-21 Richard Biener <rguenther@suse.de>
17411 * function-tests.c (build_trivial_generic_function): Set
17412 BLOCK_SUPERCONTEXT of DECL_INITIAL.
17413 * omp-low.c (create_omp_child_function): Likewise.
17414 (grid_expand_target_grid_body): Likewise.
17415 * cgraphunit.c (init_lowered_empty_function): Likewise.
17416 (cgraph_node::expand_thunk): Likewise.
17417 * tree-parloops.c (create_loop_fn): Likewise.
17418 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
17420 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17422 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
17425 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
17427 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
17428 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
17429 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
17430 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
17431 values for insn attribute.
17432 * config/avr/avr.c (avr_out_insert_notbit): New function.
17433 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
17434 ADJUST_LEN_INSV_NOTBIT_0/_7.
17435 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
17437 2016-07-21 Bin Cheng <bin.cheng@arm.com>
17439 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
17440 (chrec_convert_1, chrec_convert): Ditto.
17441 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
17442 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
17443 * tree-vrp.c (adjust_range_with_scev): Ditto.
17444 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
17445 (scev_var_range_cant_overflow): New function.
17446 (scev_probably_wraps_p): New parameter. Call above function.
17447 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
17449 2016-07-21 Bin Cheng <bin.cheng@arm.com>
17451 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
17452 by removing computation of may_be_zero.
17454 2016-07-21 Jakub Jelinek <jakub@redhat.com>
17456 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
17458 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
17460 Improving concepts performance and diagnostics.
17461 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
17462 for constraint satisfaction and subsumption.
17463 * timevar.h (auto_timevar): New constructor that matches the push/pop
17464 pattern of usage in pt.c.
17466 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17468 * hwint.h (HOST_WIDE_INT_0): New define.
17469 (HOST_WIDE_INT_0U): Ditto.
17470 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
17471 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
17472 * simplify-rtx.c: Ditto.
17473 * tree-object-size.c: Ditto.
17475 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17477 * config/s390/s390.c (s390_encode_section_info): Remove mode size
17480 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17482 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
17483 * combine.c: Use HOST_WIDE_INT_M1U instead of
17484 ~(unsigned HOST_WIDE_INT) 0.
17485 * double-int.h: Ditto.
17487 * dwarf2asm.c:Ditto.
17489 * genmodes.c: Ditto.
17491 * read-rtl.c: Ditto.
17492 * tree-ssa-loop-ivopts.c: Ditto.
17493 * tree-ssa-loop-prefetch.c: Ditto.
17494 * tree-vect-generic.c: Ditto.
17495 * tree-vect-patterns.c: Ditto.
17498 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17500 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
17501 constant addresses outside [0,0xc0] into a register.
17502 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
17503 cases where the base address register is unused after.
17504 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
17505 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
17506 (avr_out_store_psi_reg_disp_tiny): Same.
17508 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17510 Implement attribute progmem on reduced Tiny cores by adding
17511 flash offset 0x4000 to respective symbols.
17514 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
17515 documentation how it works on reduced Tiny cores.
17516 (AVR Named Address Spaces): No support for reduced Tiny.
17517 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
17518 (avr_address_tiny_pm_p): New static function.
17519 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
17520 if the address is in progmem.
17521 (avr_assemble_integer): Same.
17522 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
17523 for symbol_ref in progmem.
17524 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
17525 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
17526 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
17528 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
17530 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
17531 * configure: Regenerate.
17532 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
17533 (USE_THIN_ARCHIVES): New variable.
17534 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
17535 this archive as a thin archive.
17537 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17539 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
17540 same location as last time, don't skip if we have fix-it hints.
17541 Clarify the skipping logic by converting it from one "if" clause
17542 to repeated "if" clauses.
17543 * spellcheck-tree.c: Include "cpplib.h".
17544 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
17545 (best_macro_match::best_macro_match): New constructor.
17546 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
17547 Move here from c/c-decl.c.
17548 (class best_macro_match): Move here from c/c-decl.c, converting
17549 from a typedef to a subclass, gaining a ctor.
17551 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17553 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
17554 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
17556 (avr_addr_space_diagnose_usage): ...and implementation.
17557 (avr_addr_space_supported_p): New function.
17558 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
17559 report bad address space usage if that space is supported.
17560 (avr_insert_attributes): Same. No more complain about unsupported
17562 * config/avr/avr-c.c (tm_p.h): Include it.
17563 (avr_cpu_cpp_builtins): Only define addr-space related built-in
17564 macro if avr_addr_space_supported_p.
17566 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17568 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17569 flag_toplevel_reorder.
17571 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17573 * gcc-rich-location.c
17574 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
17576 * gcc-rich-location.h
17577 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
17579 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17581 * target.def (addr_space): Add new diagnose_usage to hook vector.
17582 * targhooks.c (default_addr_space_diagnose_usage): Add default
17583 implementation and...
17584 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
17585 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
17586 is some address space, call targetm.addr_space.diagnose_usage.
17587 * doc/tm.texi.in (Named Address Spaces): Add anchor for
17588 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
17589 * doc/tm.texi: Regenerate.
17591 2016-07-20 Martin Liska <mliska@suse.cz>
17593 PR middle-end/71898
17594 * graphite-isl-ast-to-gimple.c (later_of_the_two):
17595 Properly handly PHI stmts.
17597 2016-07-20 Bin Cheng <bin.cheng@arm.com>
17599 PR tree-optimization/71503
17600 PR tree-optimization/71683
17601 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
17604 2016-07-20 Martin Liska <mliska@suse.cz>
17606 * doc/invoke.texi (-fipa-ra): Document when the option is
17607 disabled. Fix a typo.
17609 2016-07-20 Martin Liska <mliska@suse.cz>
17611 * Makefile.in: Include fibonacci_heap.c
17612 * fibonacci_heap.c: New file.
17613 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
17614 (fibonacci_heap::union_with): Fix deletion of the second heap.
17615 * selftest-run-tests.c (selftest::run_tests): Incorporate
17616 fibonacci heap tests.
17617 * selftest.h: Declare fibonacci_heap_c_tests.
17619 2016-07-20 Martin Liska <mliska@suse.cz>
17621 * selftest-run-tests.c (selftest::run_tests): New function.
17622 * selftest.h (sreal_c_tests): Declare.
17623 * sreal.c (sreal_verify_basics): New function.
17624 (verify_aritmetics): Likewise.
17625 (sreal_verify_arithmetics): Likewise.
17626 (verify_shifting): Likewise.
17627 (sreal_verify_shifting): Likewise.
17628 (void sreal_c_tests): Likewise.
17630 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17632 PR rtl-optimization/71916
17633 * cfgrtl.c (contains_no_active_insn_p): Return false also for
17634 bb which have a single succ fake edge.
17636 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
17639 * dwarf2out.c (gen_subprogram_die): Only call
17640 gen_unspecified_parameters_die while dumping early dwarf.
17642 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17644 PR middle-end/71874
17645 * gimple-fold.c (fold_builtin_memory_op): Use
17646 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
17648 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
17650 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
17651 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
17652 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
17653 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
17654 * combine.c: Ditto.
17657 * double-int.c: Ditto.
17659 * dwarf2out.c: Ditto.
17662 * fold-const.c: Ditto.
17663 * function.c: Ditto.
17665 * genmodes.c: Ditto.
17669 * loop-doloop.c: Ditto.
17670 * loop-invariant.c: Ditto.
17671 * loop-iv.c: Ditto.
17676 * rtlanal.c: Ditto.
17677 * simplify-rtx.c: Ditto.
17678 * stor-layout.c: Ditto.
17680 * tree-ssa-loop-ivopts.c: Ditto.
17681 * tree-vect-generic.c: Ditto.
17682 * tree-vect-patterns.c: Ditto.
17687 * wide-int-print.cc: Ditto.
17688 * wide-int.cc: Ditto.
17689 * wide-int.h: Ditto.
17691 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17693 * selftest.c (selftest::assert_streq): Handle NULL values of
17694 val_actual and val_expected.
17696 2016-07-19 Martin Jambor <mjambor@suse.cz>
17699 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
17700 rather than cgraph_create_node to get a call graph node.
17702 2016-07-19 Richard Biener <rguenther@suse.de>
17704 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
17705 handle all tcc_constant bases and valueize SSA names.
17706 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
17707 tcc_constant bases.
17709 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17711 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
17712 the flags of the exit block and bb2, not just the entry block.
17714 2016-07-19 Richard Biener <rguenther@suse.de>
17716 PR tree-optimization/71901
17717 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
17718 align member, group stuff with the bitfield.
17719 (vn_ref_op_align_unit): New inline.
17720 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
17721 record element alignment and operand 3 unchanged.
17722 (ao_ref_init_from_vn_reference): Adjust.
17723 (valueize_refs_1): Likewise.
17724 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
17726 2016-07-19 Richard Biener <rguenther@suse.de>
17728 PR tree-optimization/71908
17729 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
17730 symbolic constants in a more reliable way.
17732 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
17734 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
17736 (vect_update_inits_of_drs): Likewise.
17737 (vect_create_cond_for_alias_checks): Likewise.
17738 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
17740 2016-07-19 Richard Biener <rguenther@suse.de>
17743 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
17744 with an abstract origin that is not an inlined function outer
17745 scope add a self-reference as abstract origin.
17746 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
17748 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
17751 * config/rs6000/rs6000.c (rs6000_function_value): Fix
17752 unintentional System V.4 structure return breakage for structures
17753 with a single floating point element.
17755 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
17757 PR tree-optimization/71734
17758 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
17759 contains REF, use it to check safelen, assume that safelen value
17760 must be greater 1, fix style.
17761 (ref_indep_loop_p_2): Add REF_LOOP argument.
17762 (ref_indep_loop_p): Pass LOOP as additional argument to
17763 ref_indep_loop_p_2.
17765 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
17767 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
17768 allocation in the prologue.
17769 * explow.c (get_dynamic_stack_base): New function to return an address
17770 expression for the dynamic stack base.
17771 (get_dynamic_stack_size): New function to do the required dynamic stack
17772 space size calculations.
17773 (allocate_dynamic_stack_space): Use new functions.
17774 (align_dynamic_address): Move some code from
17775 allocate_dynamic_stack_space to new function.
17776 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
17778 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17780 * config/s390/s390.c (s390_encode_section_info): Always set
17781 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
17784 2016-07-18 Richard Biener <rguenther@suse.de>
17786 PR tree-optimization/71893
17787 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
17788 for sizetype cast added by array_ref_element_size.
17789 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17791 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
17793 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
17794 register parameters. Remove code to initialize argument pointer
17795 on TARGET_64BIT. Optimize call to _mcount when it can be reached
17796 using a pc-relative branch. Cleanup conditional code.
17797 * config/pa/pa.md (call_mcount): New expander.
17798 (call_mcount_nonpic): New insn.
17799 (call_mcount_pic): New insn and split.
17800 (call_mcount_pic_post_reload): New insn.
17801 (call_mcount_64bit): New insn and split.
17802 (call_mcount_64bit_post_reload): New insn.
17804 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
17806 * config/avr/predicates.md (const_m255_to_m1_operand): New.
17807 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
17808 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
17809 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
17810 (*usum_widenqihi3, *udiff_widenqihi3)
17811 (*addhi3_zero_extend.const): New combiner insns.
17812 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
17813 just 1 bit is affected.
17814 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
17815 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
17817 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
17819 * omp-low.c (lower_omp_target): Mark data clauses with
17820 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
17821 zero-length subarrays.
17823 2016-07-15 Richard Biener <rguenther@suse.de>
17825 PR tree-optimization/71881
17826 * tree-loop-distribution.c (destroy_loop): Remove blocks in
17827 reverse DOM order to make debug temp generation happy.
17829 2016-07-15 Richard Biener <rguenther@suse.de>
17831 PR tree-optimization/71887
17832 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
17833 verify it is not zero for division / modulo handling.
17834 (value_replacement): Adjust.
17836 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
17837 Julian Brown <julian@codesourcery.com>
17839 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
17840 * config/aarch64/aarch64-cost-tables.h
17841 (vulcan_extra_costs): New variable.
17842 * config/aarch64/aarch64.c
17843 (vulcan_addrcost_table): Likewise.
17844 (vulcan_regmove_cost): Likewise.
17845 (vulcan_vector_cost): Likewise.
17846 (vulcan_branch_cost): Likewise.
17847 (vulcan_tunings): Likewise.
17849 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
17851 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
17852 (output_in_order): Loop over undefined variables too. Output them
17853 via assemble_undefined_decl. Skip variables that correspond to hard
17854 registers or have value-exprs.
17855 * varpool.c (symbol_table::output_variables): Handle undefined
17856 variables together with defined ones.
17858 2016-07-15 Richard Biener <rguenther@suse.de>
17860 * tree-ssa-pre.c (get_representative_for): Make sure to return
17861 the value number of SSA names.
17862 (phi_translate_1): get_representative_for cannot return NULL.
17863 (do_pre_regular_insertion): Remove redundant call to
17864 fully_constant_expression.
17865 (do_pre_partial_partial_insertion): Likewise.
17867 2016-07-15 Bin Cheng <bin.cheng@arm.com>
17869 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
17870 (derive_simple_iv_with_niters): New function.
17871 (simple_iv): Rewrite using simple_iv_with_niters.
17872 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
17873 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17875 (number_of_iterations_exit): Rewrite using above function.
17876 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17879 2016-07-15 Richard Biener <rguenther@suse.de>
17881 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
17882 vec_construct cost.
17884 2016-07-14 Jakub Jelinek <jakub@redhat.com>
17886 PR tree-optimization/71872
17887 * tree-data-ref.c (get_references_in_stmt): Ignore references
17888 with is_gimple_constant get_base_address.
17890 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17892 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
17893 (TARGET_HAVE_LDACQD): New macro.
17894 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
17895 than TARGET_HAVE_LDACQ.
17896 (arm_load_acquire_exclusivedi): Likewise.
17897 (arm_store_release_exclusivedi): Likewise.
17899 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17901 PR rtl-optimization/71878
17902 * lra-constraints.c (match_reload): Pass information about other
17903 output operands. Create new unique register value if matching input
17904 operand shares same register value as output operand being considered.
17905 (curr_insn_transform): Record output operands already processed.
17907 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17910 PR tree-optimization/70923
17911 * tree-vect-patterns.c: Include mult-synthesis.h.
17912 (target_supports_mult_synth_alg): New function.
17913 (synth_lshift_by_additions): Likewise.
17914 (apply_binop_and_append_stmt): Likewise.
17915 (vect_synth_mult_by_constant): Likewise.
17916 (target_has_vecop_for_code): Likewise.
17917 (vect_recog_mult_pattern): Use above functions to synthesize vector
17918 multiplication by integer constants.
17920 2016-07-14 Alan Modra <amodra@gmail.com>
17922 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
17923 gpr alternatives. Correct '*' placement on Y,r alternative.
17924 Add '*' on operand 1 of r,r alternative.
17926 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17928 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
17929 * expmed.h: ... Here.
17931 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
17933 * gimple.h (stmt_can_terminate_bb_p): New function.
17934 * tree-cfg.c (need_fake_edge_p): Rename to ...
17935 (stmt_can_terminate_bb_p): ... this; return true if stmt can
17936 throw external; handle const and pure calls.
17937 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
17939 2016-07-14 Richard Biener <rguenther@suse.de>
17941 PR tree-optimization/71866
17942 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
17943 (do_hoist_insertion): Avoid endless recursion when we
17944 didn't insert anything because we managed to simplify
17945 things down to a constant or SSA name.
17946 (fully_constant_expression): Re-write in terms of ...
17947 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
17948 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
17949 vn_nary_build_or_lookup_1.
17950 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
17951 (vn_nary_build_or_lookup): ... this which now wraps it.
17953 2016-07-14 Alan Modra <amodra@gmail.com>
17956 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
17957 with p9_vector override before power9-dform override.
17959 2016-07-13 Andi Kleen <ak@linux.intel.com>
17961 * value-prof.c (gimple_value_profile_transformations): Don't run
17962 when auto_profile is on.
17964 2016-07-13 Andi Kleen <ak@linux.intel.com>
17966 * auto-profile.c (update_inlined_ind_target,
17967 afdo_indirect_call): Print information to dump file.
17969 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
17971 * genrecog.c (special_predicate_operand_p): New function.
17972 (predicate_name): Move function.
17973 (validate_pattern): Don't warn about missing mode for all
17974 define_special_predicate predicates.
17976 2016-07-13 Bin Cheng <bin.cheng@arm.com>
17978 * tree-vect-data-refs.c (vect_no_alias_p): New function.
17979 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
17980 resolve alias checks which are known at compilation time.
17981 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
17982 alias checks are resolved. Move dump info for too many runtime
17983 alias checks to here...
17984 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
17986 2016-07-13 Richard Biener <rguenther@suse.de>
17988 PR tree-optimization/24574
17989 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
17990 position and add shift, rotate, divison and modulo support
17992 (value_replacement): Pass in argument position to absorbing_element_p.
17994 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
17997 * ipa-inline-transform.c (inline_call): Support
17998 instrumented thunks.
18000 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
18002 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
18003 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
18005 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
18006 Baseline. Make initial alternative TARGET_32BIT only.
18007 (udivsi3): Likewise.
18008 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
18009 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
18012 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
18014 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
18015 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
18016 availability with TARGET_HAVE_MOVT.
18017 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
18018 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
18019 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
18021 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
18022 extra instruction if MOVW is available. Use a cost variable
18023 incremented by COSTS_N_INSNS (1) when the condition match rather than
18024 returning an arithmetic expression based on COSTS_N_INSNS. Make
18025 constant with bottom half word zero cost 2 instruction if MOVW is
18027 * config/arm/arm.md (define_attr "arch"): Add v8mb.
18028 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
18029 target is ARMv8-M Baseline.
18030 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
18031 (arm_movtas_ze): Likewise.
18032 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
18033 alternative for constants satisfying j constraint.
18034 (thumb1_movsi_insn): Likewise.
18035 (movsi splitter for K alternative): Tighten condition to not trigger
18036 if movt is available and j constraint is satisfied.
18037 (Pe immediate splitter): Likewise.
18038 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
18039 constant fitting in an halfword to use MOVW.
18040 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
18043 2016-07-13 Richard Biener <rguenther@suse.de>
18045 PR middle-end/71104
18046 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
18047 gimplifying the LHS. Make sure to gimplify a returning twice
18048 call LHS without using SSA names.
18050 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18052 * tree-data-ref.c (find_data_references_in_stmt): Remove
18053 unnecessary call to vec::release.
18054 (graphite_find_data_references_in_stmt): Likewise.
18055 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
18056 * tree-vect-stmts.c (vectorizable_condition): Likewise.
18058 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18060 * cfgexpand.c (expand_used_vars): Make the type of a local
18062 * genmatch.c (lower_for): Likewise.
18063 * haifa-sched.c (haifa_sched_init): Likewise.
18064 (add_to_speculative_block): Likewise.
18065 (create_check_block_twin): Likewise.
18066 * predict.c (handle_missing_profiles): Likewise.
18067 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
18068 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
18069 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
18071 (maybe_lower_iteration_bound): Likewise.
18072 * tree-ssa-sccvn.c (DFS): Likewise.
18073 * tree-stdarg.c (reachable_at_most_once): Likewise.
18074 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
18075 (vectorizable_store): Likewise.
18077 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18079 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
18080 (sccvn_dom_walker): make cond_stack an auto_vec.
18082 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18084 * ree.c (struct ext_state): Make type of members auto_vec.
18085 (find_and_remove_re): Adjust.
18087 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18089 * cfgexpand.c (struct stack_vars_data): Make type of fields
18091 (expand_used_vars): Adjust.
18093 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18095 * ipa.c (record_cdtor_fn): Adjust.
18096 (build_cdtor_fns): Likewise.
18097 (ipa_cdtor_merge): Make static_ctors and static_dtors local
18100 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18102 * genextract.c (struct accum_extract): Add constructor and make
18104 (gen_insn): Adjust.
18106 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18108 * tree.c (struct free_lang_data_d): Add constructor and change
18109 types of members to ones that automatically manage resources.
18110 (fld_worklist_push): Adjust.
18111 (find_decls_types): Likewise.
18112 (find_decls_types_in_eh_region): Likewise.
18113 (free_lang_data_in_cgraph): Stop manually creating and
18114 destroying members of free_lang_data_d.
18116 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
18118 PR rtl-optimization/68961
18119 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
18120 peephole variant. Use sse_reg_operand predicates.
18122 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
18124 * config/i386/predicates.md (x86_64_immediate_operand)
18125 <case CONST_INT>: Remove unneeded truncation to DImode.
18126 <case CONST>: Ditto.
18127 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
18129 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18132 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
18133 The xxperm and xxpermr instructions require that the 2nd input
18134 operand overlap with the output operand, and not the 1st.
18135 (altivec_vperm_v8hiv16qi): Likewise.
18136 (altivec_vperm_<mode>_uns_internal): Likewise.
18137 (altivec_vpermr_<mode>_internal): Likewise.
18138 (vperm_v8hiv4si): Likewise.
18139 (vperm_v16qiv8hi): Likewise.
18141 2016-07-12 Nathan Sidwell <nathan@acm.org>
18143 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
18144 when -mno-pic-data-is-text-relative is in effect, by default.
18145 * doc/invoke.texi (mpic-data-is-text-relative): Document new
18146 behavior and clarify.
18148 2016-07-12 Martin Liska <mliska@suse.cz>
18150 * params.def: Add avg-loop niter.
18151 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
18152 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
18153 * doc/invoke.texi: Document the new parameter.
18155 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18157 PR middle-end/71700
18158 * expr.c (store_constructor): Mask sign-extended bits when widening
18159 sub-word constructor element at the start of a word.
18161 2016-07-12 Martin Liska <mliska@suse.cz>
18163 * Makefile.in: Append rule for params-options.h.
18164 * params-options.h: New file.
18166 2016-07-12 Martin Liska <mliska@suse.cz>
18168 * ira-build.c (mark_loops_for_removal): Properly iterate
18171 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
18172 Richard Biener <rguenther@suse.de>
18174 PR tree-optimization/23286
18175 PR tree-optimization/70159
18176 * doc/invoke.texi: Document -fcode-hoisting.
18177 * common.opt (fcode-hoisting): New flag.
18178 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
18179 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
18180 (do_regular_insertion): Rename to ...
18181 (do_pre_regular_insertion): ... this and amend general comments
18182 on insertion strathegy.
18183 (do_partial_partial_insertion): Rename to ...
18184 (do_pre_partial_partial_insertion): ... this.
18185 (do_hoist_insertion): New function.
18186 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
18187 and call do_hoist_insertion properly.
18189 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
18190 (pass_pre::execute): Register hoist_insert stats.
18192 2016-07-12 Jakub Jelinek <jakub@redhat.com>
18194 PR middle-end/71716
18195 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
18196 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
18197 is different from mode's bitsize. Small cleanup.
18199 2016-07-12 Richard Biener <rguenther@suse.de>
18201 PR rtl-optimization/68961
18202 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
18203 to simplify to a non-constant.
18205 2016-07-11 Jakub Jelinek <jakub@redhat.com>
18207 PR middle-end/71758
18208 * omp-low.c (expand_omp_target): Gimplify device.
18210 PR tree-optimization/71823
18211 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
18212 to get vec_oprnds2 from op2.
18214 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
18216 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
18217 Hoist common subexpressions.
18218 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
18220 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
18223 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
18224 prevent generation of 'stxsiwx' on pre Power8 hardware.
18226 2016-07-11 David Malcolm <dmalcolm@redhat.com>
18228 * input.c: Include cpplib.h.
18229 (selftest::temp_source_file): New class.
18230 (selftest::temp_source_file::temp_source_file): New ctor.
18231 (selftest::temp_source_file::~temp_source_file): New dtor.
18232 (selftest::should_have_column_data_p): New function.
18233 (selftest::test_should_have_column_data_p): New function.
18234 (selftest::temp_line_table): New class.
18235 (selftest::temp_line_table::temp_line_table): New ctor.
18236 (selftest::temp_line_table::~temp_line_table): New dtor.
18237 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
18238 it to create a temp_line_table.
18239 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
18240 locations that are known to have column data.
18241 (selftest::line_table_case): New struct.
18242 (selftest::test_reading_source_line): Move tempfile handling
18243 to class temp_source_file.
18244 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
18245 (selftest::assert_token_loc_eq): New function.
18246 (ASSERT_TOKEN_LOC_EQ): New macro.
18247 (selftest::test_lexer): New function.
18248 (selftest::boundary_locations): New array.
18249 (selftest::input_c_tests): Call test_should_have_column_data_p.
18250 Loop over a test matrix of interesting values of location and
18251 default_range_bits, calling test_lexer on each case in the matrix.
18252 Move call to test_accessing_ordinary_linemaps into the matrix.
18253 * selftest.h (ASSERT_EQ): Reimplement in terms of...
18254 (ASSERT_EQ_AT): New macro.
18256 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
18259 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18260 Don't convert TImode in debug insn.
18262 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
18264 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
18265 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
18266 (tree_type_common::lang_flag_7): New.
18267 (tree_type_common::spare): Reduce size.
18268 * tree.h (TYPE_ALIGN_OK): Remove.
18269 (TYPE_LANG_FLAG_7): New.
18270 (get_inner_reference): Adjust header.
18271 * print-tree.c (print_node): Adjust.
18272 * expr.c (get_inner_reference): Remove parameter keep_aligning.
18273 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
18274 calls to get_inner_reference.
18275 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
18276 handling of TYPE_ALIGN_OK.
18277 * builtins.c (get_object_alignment_2): Adjust call to
18278 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
18279 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
18281 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
18282 * cfgexpand.c (expand_debug_expr): Likewise.
18283 * dbxout.c (dbxout_expand_expr): Likewise.
18284 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
18285 loc_list_from_tree, fortran_common): Likewise.
18286 * fold-const.c (optimize_bit_field_compare,
18287 decode_field_reference, fold_unary_loc, fold_comparison,
18288 split_address_to_core_and_offset): Likewise.
18289 * gimple-laddress.c (execute): Likewise.
18290 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
18291 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
18292 * hsa-gen.c (gen_hsa_addr): Likewise.
18293 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
18294 * tsan.c (instrument_expr): Likewise.
18295 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
18296 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
18297 * tree-affine.c (tree_to_aff_combination,
18298 get_inner_reference_aff): Adjust calls to get_inner_reference.
18299 * tree-data-ref.c (split_constant_offset_1,
18300 dr_analyze_innermost): Likewise.
18301 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
18302 * tree-sra.c (ipa_sra_check_caller): Likewise.
18303 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
18304 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
18305 bswap_replace): Likewise.
18306 * tree-vect-data-refs.c (vect_check_gather,
18307 vect_analyze_data_refs): Likewise.
18308 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
18309 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
18312 2016-07-11 David Malcolm <dmalcolm@redhat.com>
18314 * Makefile.in (selftest-valgrind): New phony target.
18315 * function-tests.c (selftest::build_cfg): Delete pass instances
18316 created by the test.
18317 (selftest::convert_to_ssa): Likewise.
18318 (selftest::test_expansion_to_rtl): Likewise.
18319 * tree-cfg.c (selftest::test_linear_chain): Release dominator
18321 (selftest::test_diamond): Likewise.
18323 2016-07-11 Richard Biener <rguenther@suse.de>
18325 PR tree-optimization/71816
18326 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
18327 than replacing all of its operands.
18329 2016-07-11 Alan Modra <amodra@gmail.com>
18331 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
18332 (ctr<mode>): Add unspec.
18333 (ctr<mode>_internal*): Likewise.
18335 2016-07-08 James Bowman <james.bowman@ftdichip.com>
18337 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
18338 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
18340 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
18342 PR rtl-optimization/71621
18343 * lra-constraints.c (process_alt_operands): Check combination of
18344 reg class and mode.
18346 2016-07-08 Jason Merrill <jason@redhat.com>
18347 Richard Biener <rguenther@suse.de>
18349 P0145: Refining Expression Order for C++.
18350 * gimplify.c (initial_rhs_predicate_for): New.
18351 (gimplfy_modify_expr): Gimplify RHS before LHS.
18353 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18356 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18357 Allow standard error handling to take over when a wrong number
18358 of arguments is presented to __builtin_vec_ld () or
18359 __builtin_vec_st ().
18361 2016-07-08 Jiong Wang <jiong.wang@arm.com>
18363 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
18368 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
18369 __builtin_aarch64_fmaxv2sf.
18370 (vmaxnmq_f32): Likewise.
18371 (vmaxnmq_f64): Likewise.
18372 (vminnm_f32): Likewise.
18373 (vminnmq_f32): Likewise.
18374 (vminnmq_f64): Likewise.
18376 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
18379 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
18380 enable -mfloat128-hardware by default.
18381 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
18382 that IEEE 128-bit hardware support needs.
18383 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
18384 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
18385 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
18386 floating point requires.
18387 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18388 -mfloat128 and -mfloat128-hardware changes.
18390 2016-07-08 Alan Hayward <alan.hayward@arm.com>
18392 PR tree-optimization/71667
18393 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
18395 2016-07-08 Martin Liska <mliska@suse.cz>
18397 PR middle-end/71606
18398 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
18399 folding produces SAVE_EXPRs, thus return false for the type.
18401 2016-07-07 Martin Liska <mliska@suse.cz>
18403 * file-find.c (remove_prefix): New function.
18404 * file-find.h (remove_prefix): Declare the function.
18405 * gcc-ar.c (main): Skip a folder of the wrapper if
18406 a wrapped binary would point to the same file.
18408 2016-07-07 Jan Hubicka <jh@suse.cz>
18410 * tree-scalar-evolution.c (iv_can_overflow_p): export.
18411 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
18412 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
18414 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
18417 * ipa-inline-analysis.c (compute_inline_parameters): Set
18418 local.can_change_signature to false for intrumentation
18421 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18423 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
18424 with TARGET_HAVE_MOVT.
18425 (TARGET_HAVE_MOVT): Define.
18426 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
18427 availability with TARGET_HAVE_MOVT.
18428 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
18430 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
18432 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
18433 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
18434 * config/arm/constraints.md (define_constraint "j"): Use
18435 TARGET_HAVE_MOVT to check MOVT availability.
18437 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18439 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
18441 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18443 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
18444 (armv8-m.main): Likewise.
18445 (armv8-m.main+dsp): Likewise.
18446 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
18447 (FL_FOR_ARCH8M_MAIN): Likewise.
18448 * config/arm/arm-tables.opt: Regenerate.
18449 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
18450 armv8-m.main+dsp to BE8_LINK_SPEC.
18451 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
18452 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
18453 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
18454 Baseline and Mainline.
18455 (arm_option_override_internal): Also disable arm_restrict_it when
18456 !arm_arch_notm. Update comment for -munaligned-access to also cover
18458 (arm_file_start): Increase buffer size for printing architecture name.
18459 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
18460 and armv8-m.main+dsp.
18461 (mno-unaligned-access): Clarify that this is disabled by default for
18462 ARMv8-M Baseline architectures as well.
18464 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18466 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
18467 decide whether to prevent some libgcc routines being included for some
18468 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
18469 link between this condition and the one in
18470 libgcc/config/arm/lib1func.S.
18472 2016-07-07 Richard Biener <rguenther@suse.de>
18474 * tree-ssa-pre.c: Include alias.h.
18475 (compute_avail): If we have multiple VN_REFERENCEs with the
18476 same hashtable entry adjust that to make it a valid replacement
18477 for all of them with respect to alignment and aliasing
18478 when doing insertion.
18479 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
18480 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
18482 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
18486 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
18487 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
18490 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18492 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
18493 (adjust_mems): Adjust.
18494 (adjust_insn): Likewise.
18495 (prepare_call_arguments): Likewise.
18497 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18499 * gcse.c (struct ls_expr): Make stores field a vector.
18500 (ldst_entry): Adjust.
18501 (free_ldst_entry): Likewise.
18502 (print_ldst_list): Likewise.
18503 (compute_ld_motion_mems): Likewise.
18504 (update_ld_motion_stores): Likewise.
18506 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18508 * gcse.c (struct ls_expr): Remove loads field.
18509 (ldst_entry): Adjust.
18510 (free_ldst_entry): Likewise.
18511 (print_ldst_list): Likewise.
18512 (compute_ld_motion_mems): Likewise.
18514 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18516 * store-motion.c (struct st_expr): Make antic_stores a vector.
18517 (st_expr_entry): Adjust.
18518 (free_st_expr_entry): Likewise.
18519 (print_store_motion_mems): Likewise.
18520 (find_moveable_store): Likewise.
18521 (compute_store_table): Likewise.
18522 (remove_reachable_equiv_notes): Likewise.
18523 (replace_store_insn): Likewise.
18524 (build_store_vectors): Likewise.
18526 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18528 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
18529 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
18531 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
18533 PR tree-optimization/71518
18534 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
18535 misalign also for outer loops with negative step.
18537 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
18539 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
18540 (cortex_a53_shift): Add mov_shift.
18541 (cortex_a53_shift_reg): Add new reservation for register shifts.
18542 (cortex_a53_alu): Remove bfm.
18543 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
18544 (cortex_a53_alu_extr): Add new reservation for EXTR.
18545 (bypasses): Improve bypass modelling.
18547 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18550 * config/avr/avr.c (avr_asm_select_section): Strip off
18551 SECTION_DECLARED from flags when calling get_section.
18553 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18555 * tree-vectorizer.h (vect_memory_access_type): Add
18556 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
18557 * tree-vect-stmts.c (compare_step_with_zero): New function.
18558 (perm_mask_for_reverse): Move further up file.
18559 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
18561 (get_negative_load_store_type): New function.
18562 (get_load_store_type): Call it. Add an ncopies argument.
18563 (vectorizable_mask_load_store): Update call accordingly and
18564 remove tests for negative steps.
18565 (vectorizable_store, vectorizable_load): Likewise. Handle new
18566 memory_access_types.
18568 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18570 * tree-vectorizer.h (vect_memory_access_type): New enum.
18571 (_stmt_vec_info): Add a memory_access_type field.
18572 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
18573 (vect_model_store_cost): Take an access type instead of a boolean.
18574 (vect_model_load_cost): Likewise.
18575 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
18576 vect_model_store_cost and vect_model_load_cost.
18577 * tree-vect-stmts.c (vec_load_store_type): New enum.
18578 (vect_model_store_cost): Take an access type instead of a
18579 store_lanes_p boolean. Simplify tests.
18580 (vect_model_load_cost): Likewise, but for load_lanes_p.
18581 (get_group_load_store_type, get_load_store_type): New functions.
18582 (vectorizable_store): Use get_load_store_type. Record the access
18583 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
18584 (vectorizable_load): Likewise.
18585 (vectorizable_mask_load_store): Likewise. Replace is_store
18586 variable with vls_type.
18588 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18590 * tree-vectorizer.h (vect_grouped_load_supported): Add a
18591 single_element_p parameter.
18592 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
18593 Check the PR65518 case here rather than in vectorizable_load.
18594 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
18595 * tree-vect-stmts.c (vectorizable_load): Likewise.
18597 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18599 * tree-vectorizer.h (gather_scatter_info): New structure.
18600 (vect_check_gather_scatter): Return a bool rather than a decl.
18601 Replace return-by-pointer arguments with a single
18602 gather_scatter_info *.
18603 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
18604 (vect_analyze_data_refs): Update call accordingly.
18605 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
18606 (vectorizable_mask_load_store): Likewise. Also record the
18607 offset dt and vectype in the gather_scatter_info.
18608 (vectorizable_store): Likewise.
18609 (vectorizable_load): Likewise.
18611 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18613 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
18614 strided groups, use the cost of N scalar accesses instead
18615 of ncopies vector accesses.
18616 (vect_model_load_cost): Likewise.
18618 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18620 * tree-vect-stmts.c (vect_cost_group_size): Delete.
18621 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
18622 variable to indicate when once-per-group costs are being used.
18623 (vect_model_load_cost): Likewise. Fix comment and misindented code.
18625 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18627 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
18628 peeling-for-gaps condition.
18630 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18632 * config/s390/s390.c (s390_expand_vec_init): Force initializer
18633 element to register if it doesn't match general_operand.
18635 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
18636 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18638 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
18640 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
18641 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
18642 (SIGNBIT): New mode iterator.
18643 (Fsignbit): New mode attribute.
18644 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
18645 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
18646 when direct moves are available.
18647 (signbit<mode>2_dm): New define_insn_and_split).
18648 (signbit<mode>2_dm2): New define_insn.
18650 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18652 PR rtl-optimization/71594
18653 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
18654 into subregs of appropriate mode before trying to emit a conditional
18657 2016-07-05 Jan Hubicka <jh@suse.cz>
18659 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
18660 (simple_iv): Use it.
18662 2016-07-05 Jan Hubicka <jh@suse.cz>
18664 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
18666 2016-07-05 Jiong Wang <jiong.wang@arm.com>
18668 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
18671 2016-07-05 Jan Hubicka <jh@suse.cz>
18673 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
18676 2016-07-05 Richard Biener <rguenther@suse.de>
18678 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
18679 Handle empty else block.
18680 (is_feasible_trace): Likewise.
18681 (split_paths): Likewise.
18683 2016-07-05 Richard Biener <rguenther@suse.de>
18685 * tree-loop-distribution.c (distribute_loop): Fix issue with
18686 the cost model loop.
18688 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
18690 * config/arm/neon-testgen.ml: Delete.
18691 * config/arm/neon.ml: Delete.
18693 2016-07-04 Jakub Jelinek <jakub@redhat.com>
18696 * tree.c (attribute_value_equal): Use get_attribute_name instead of
18697 directly using TREE_PURPOSE.
18699 2016-07-04 Jiong Wang <jiong.wang@arm.com>
18701 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
18702 * config/aarch64/aarch64_neon.h: Likewise.
18703 * config/aarch64/arm_neon.h: Likewise.
18704 * config/aarch64/atomics.md: Likewise.
18705 * config/aarch64/aarch64-simd-builtins.def: Likewise.
18706 * doc/invoke.texi: Likewise.
18708 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18710 * config/s390/s390.md: Add "z13" cpu_facility.
18711 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
18712 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
18713 condition" type instructions.
18715 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18716 Jeff Law <law@redhat.com>
18718 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
18719 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
18721 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
18723 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
18724 permutation for TARGET_AVX512F.
18725 (ix86_expand_vec_one_operand_perm_avx512): New function.
18726 (expand_vec_perm_1): Invoke introduced function.
18727 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
18728 it may be not valid after vectorization.
18730 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18733 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
18734 typo in comment. Only force to memory if it is a weak
18735 external reference.
18737 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
18738 Jiong Wang <jiong.wang@arm.com>
18740 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
18741 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
18742 (AARCH64_FL_F16): New.
18743 (AARCH64_FL_FOR_ARCH8_2): New.
18744 (AARCH64_ISA_8_2): New.
18745 (AARCH64_ISA_F16): New.
18746 (TARGET_FP_F16INST): New.
18747 (TARGET_SIMD_F16INST): New.
18748 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
18749 ("fp"): Disabling "fp" also disables "fp16".
18750 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
18751 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
18752 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
18753 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
18755 2016-07-04 Jan Beulich <jbeulich@suse.com>
18757 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
18759 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
18762 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
18763 the insns, use an insn form that does not adjust the offset on
18764 little endian systems.
18766 2016-07-01 Jan Beulich <jbeulich@suse.com>
18768 * varasm.c (get_variable_section): Validate initializer in
18769 named .bss-like sections.
18771 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
18773 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
18774 Exchange the order of the second and third operands in the vpermr
18775 instruction tmeplate.
18777 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
18780 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
18781 Disallow TDmode values.
18783 2016-07-01 Alan Modra <amodra@gmail.com>
18785 PR rtl-optimization/71709
18786 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
18787 being set, not referenced.
18789 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
18791 PR tree-optimization/70729
18792 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
18793 of loop since it can be not valid after transformation.
18795 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18797 * config/arm/arm.c (thumb_reload_in_hi): Delete.
18798 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
18800 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
18802 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
18805 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
18808 * config/rs6000/constraints.md (wY constraint): New constraint to
18809 match the requirements for the LXSD and STXSD instructions.
18810 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
18811 predicate to match the requirements for the LXSD and STXSD
18813 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
18814 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
18815 to make sure that the bottom 2 bits of offset are 0, the address
18816 form is offsettable, and no updating is done in the address mode.
18817 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
18818 (movdi_internal32): Likewise
18819 (movdi_internal64): Likewise.
18821 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18823 PR tree-optimization/71707
18824 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
18825 strinfo even for ADDR_EXPR ptr.
18827 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
18829 * config/rs6000/altivec.md (darn_32): Change the condition to
18830 TARGET_P9_MISC instead of TARGET_MODULO.
18831 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
18832 condition expression.
18833 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
18834 condition expression.
18835 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
18836 (DFP_TEST): New code iterator.
18837 (dfptstsfi_<code>_mode>): New define_expand.
18838 (*dfp_sgnfcnc_<mode>): New define_insn.
18839 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
18840 definition next to BU_P9_MISC_1 definition and change the MASK
18841 value to RS6000_BTM_P9_MISC.
18842 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
18843 (BU_P9_64BIT_MISC_0): Likewise.
18844 (BU_P9_DFP_MISC_0): New macro definition.
18845 (BU_P9_DFP_MISC_1): New macro definition.
18846 (BU_P9_DFP_MISC_2): New macro definition.
18847 (BU_P9_DFP_OVERLOAD_1): New macro definition.
18848 (BU_P9_DFP_OVERLOAD_2): New macro definition.
18849 (BU_P9_DFP_OVERLOAD_3): New macro definition.
18850 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
18851 (TSTSFI_LT_TD): Likewise.
18852 (TSTSFI_EQ_DD): Likewise.
18853 (TSTSFI_EQ_TD): Likewise.
18854 (TSTSFI_GT_DD): Likewise.
18855 (TSTSFI_GT_TD): Likewise.
18856 (TSTSFI_OV_DD): Likewise.
18857 (TSTSFI_OV_TD): Likewise.
18858 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
18859 (TSTSFI_LT_DD): Likewise.
18860 (TSTSFI_LT_TD): Likewise.
18861 (TSTSFI_EQ): Likewise.
18862 (TSTSFI_EQ_DD): Likewise.
18863 (TSTSFI_EQ_TD): Likewise.
18864 (TSTSFI_GT): Likewise.
18865 (TSTSFI_GT_DD): Likewise.
18866 (TSTSFI_GT_TD): Likewise.
18867 (TSTSFI_OV): Likewise.
18868 (TSTSFI_OV_DD): Likewise.
18869 (TSTSFI_OV_TD): Likewise.
18870 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18871 overloaded test significance functions.
18872 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18873 OPTION_MASK_P9_MISC into the representation of this mask.
18874 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
18876 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
18877 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
18879 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
18880 argument is a 6-bit unsigned literal value if the icode argument
18881 represents a DFP test significance built-in call.
18882 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
18883 flag used independently and in combination with the
18884 RS6000_BTM_64BIT flag.
18885 (rs6000_opt_masks): Add entry for power9-misc command-line option.
18886 (rs6000_builtin_mask_names): Add entry for power9-misc
18887 command-line option.
18888 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
18889 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
18890 RS6000_BTM_P9_MISC macros.
18891 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
18892 option and change the description of the -mpower9-vector option to
18893 enable only vector instructions, removing its erroneously claimed
18894 support for scalar instructions.
18895 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18896 the ISA 3.0 digital floating point test significance built-in
18899 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
18901 * config/aarch64/aarch64.c (cortexa35_tunings):
18902 Enable AES fusion. Use cortexa57_branch_cost.
18903 (cortexa53_tunings): Use cortexa57_branch_cost.
18904 (cortexa72_tunings): Use cortexa57_branch_cost.
18905 Use AUTOPREFETCHER_WEAK.
18906 (cortexa73_tunings): Use cortexa57_branch_cost.
18908 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18909 James Greenhalgh <james.greenhalgh@arm.com>
18911 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
18912 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
18913 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
18914 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
18915 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
18916 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
18917 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
18918 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
18919 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
18920 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
18921 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
18922 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
18923 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
18926 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
18927 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18929 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
18931 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
18933 2016-06-30 David Malcolm <dmalcolm@redhat.com>
18936 * gcc.c (driver::build_option_suggestions): Pass "option" to
18937 add_misspelling_candidates.
18938 * opts-common.c (add_misspelling_candidates): Add "option" param;
18939 use it to avoid adding negated forms for options marked with
18941 * opts.h (add_misspelling_candidates): Add "option" param.
18943 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18945 PR middle-end/71693
18946 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
18947 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
18948 first when permuting bitwise operation with rotate. Cast
18949 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
18951 2016-06-29 David Malcolm <dmalcolm@redhat.com>
18953 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
18954 for misspelled param names.
18955 * params.c: Include spellcheck.h.
18956 (find_param_fuzzy): New function.
18957 * params.h (find_param_fuzzy): New prototype.
18958 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
18959 * spellcheck.h (struct edit_distance_traits<const char *>):
18962 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
18964 * config/rs6000/predicates.md (const_0_to_7_operand): New
18965 predicate, recognize 0..7.
18966 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
18967 support for doing extracts from V16QImode, V8HImode, V4SImode
18969 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
18970 vector extract support.
18971 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
18972 for ISA 3.0 vector extract.
18973 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
18974 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
18975 extracts of a constant element number from small integer vectors
18976 on 64-bit ISA 3.0 systems.
18977 (vsx_extract_<mode>_di): Likewise.
18978 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
18979 say when we can do ISA 3.0 vector extracts.
18980 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
18981 registers, using the stxsiwx instruction.
18983 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
18985 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
18986 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
18987 qdf24xx_regmove_cost, qdf24xx_tunings): New.
18988 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
18989 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
18990 * config/arm/arm.c (arm_qdf24xx_tune): New.
18992 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
18994 * config/aarch64/aarch64.c (cortexa53_tunings):
18995 Increase loop alignment to 8. Set function alignment to 16.
18996 (cortexa35_tunings): Likewise.
18997 (cortexa57_tunings): Increase loop alignment to 8.
18998 (cortexa72_tunings): Likewise.
18999 (cortexa73_tunings): Likewise.
19001 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
19003 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
19004 for arm_fp16_ok and arm_fp16_hw.
19005 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
19006 arm_fp16_alternative.
19008 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
19010 PR tree-optimization/71655
19011 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
19012 types when swapping operands.
19014 2016-06-29 Martin Liska <mliska@suse.cz>
19016 PR middle-end/71585
19017 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
19018 * ipa-inline-transform.c (inline_call): Remove unnecessary call
19019 of build_optimization_node.
19021 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
19023 PR tree-optimization/70729
19024 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
19025 independent in loops having positive safelen value.
19026 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
19027 it may be not valid after vectorization.
19029 2016-06-29 Jakub Jelinek <jakub@redhat.com>
19031 PR tree-optimization/71625
19032 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
19033 is sorted by ascending list->offset. If PTR is non-NULL and there is
19034 previous strinfo, call get_stridx_plus_constant.
19035 (get_stridx): Pass exp as second argument to get_addr_stridx.
19036 (addr_stridxptr): Add missing list = list->next, so that there can be
19037 more than one entries in the list. Bump limit from 16 to 32. Ensure
19038 the list is sorted by ascending list->offset.
19039 (get_stridx_plus_constant): Adjust so that it can be also called with
19040 ADDR_EXPR instead of SSA_NAME as PTR.
19041 (handle_char_store): Pass NULL_TREE as second argument to
19044 2016-06-29 Richard Biener <rguenther@suse.de>
19046 PR rtl-optimization/68961
19047 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
19049 2016-06-29 Richard Biener <rguenther@suse.de>
19051 PR middle-end/71002
19052 * alias.c (component_uses_parent_alias_set_from): Handle
19053 type punning through union accesses by using the union alias set.
19054 * gimple.c (gimple_get_alias_set): Remove union type punning case.
19056 2016-07-29 Richard Biener <rguenther@suse.de>
19058 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
19059 precision not matching mode precision.
19061 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
19063 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
19064 pa_output_arg_descriptor.
19065 (call_val_symref_64bit_post_reload): Likewise.
19066 (call_val_powf_64bit_post_reload): Likewise.
19067 (sibcall_internal_symref_64bit): Likewise.
19068 (sibcall_value_internal_symref_64bit): Likewise.
19070 2016-06-28 Jakub Jelinek <jakub@redhat.com>
19072 PR middle-end/71626
19073 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
19074 a constant, force its SUBREG_REG into memory or register instead
19077 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
19080 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
19081 * doc/invoke.texi (AVR Options): Document it.
19083 2016-06-28 Walter Lee <walt@tilera.com>
19085 * config/tilegx/linux.h: Do not include arch/icache.h
19086 (CLEAR_INSN_CACHE): Provide inlined definition directly.
19087 * config/tilepro/linux.h: Do not include arch/icache.h
19088 (CLEAR_INSN_CACHE): Provide inlined definition directly.
19090 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
19092 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
19093 for big-endian BIT_FIELD_REF.
19095 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
19097 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
19098 ('size' attribute): Add '128'.
19100 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
19101 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
19102 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
19103 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
19104 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
19105 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
19106 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
19107 *trunc<mode>df2_odd): Set size attribute to '128'.
19108 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
19109 * config/rs6000/power6.md (power6-fp): Include dfp type.
19110 * config/rs6000/power7.md (power7-fp): Likewise.
19111 * config/rs6000/power8.md (power8-fp): Likewise.
19112 * config/rs6000/power9.md: New file.
19113 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
19114 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
19115 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
19117 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
19118 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
19119 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
19120 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
19121 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
19122 dfp_dscri_<mode>): Change type attribute to dfp.
19123 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
19124 attribute to vecsimple.
19125 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
19126 and prefetch streams.
19127 (rs6000_option_override_internal): Remove temporary code setting
19128 tuning to power8. Don't set rs6000_sched_groups for power9.
19129 (last_scheduled_insn): Change to rtx_insn *.
19130 (divide_cnt, vec_load_pendulum): New variables.
19131 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
19132 (rs6000_issue_rate): Set issue rate for Power9.
19133 (is_power9_pairable_vec_type): New.
19134 (power9_sched_reorder2): New.
19135 (rs6000_sched_reorder2): Call new function for Power9 specific
19137 (insn_must_be_first_in_group): Remove Power9.
19138 (insn_must_be_last_in_group): Likewise.
19139 (force_new_group): Likewise.
19140 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
19141 Initialize divide_cnt/vec_load_pendulum.
19142 (_rs6000_sched_context, rs6000_init_sched_context,
19143 rs6000_set_sched_context): Handle context save/restore of new
19146 2016-06-28 Richard Biener <rguenther@suse.de>
19148 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
19149 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
19150 COMPONENT_REF operand.
19151 (nonoverlapping_component_refs_p): Likewise.
19152 * stor-layout.c (start_bitfield_representative): Mark
19153 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
19155 2016-06-28 Jakub Jelinek <jakub@redhat.com>
19157 * Makefile.in: Don't cat ../stage_current if it does not exist.
19159 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
19160 last argument is a bit-field.
19162 PR rtl-optimization/71673
19163 * internal-fn.c (expand_arith_overflow_result_store): Use
19164 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
19165 expand_simple_binop.
19167 PR middle-end/66867
19168 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
19169 expand_ifn_atomic_compare_exchange): New functions.
19170 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
19171 * tree.h (build_call_expr_internal_loc): Rename to ...
19172 (build_call_expr_internal_loc_array): ... this. Fix up type of
19174 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
19175 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
19176 ATOMIC_COMPARE_EXCHANGE result.
19177 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
19178 * gimple-fold.h (optimize_atomic_compare_exchange_p,
19179 fold_builtin_atomic_compare_exchange): New prototypes.
19180 * gimple-fold.c (optimize_atomic_compare_exchange_p,
19181 fold_builtin_atomic_compare_exchange): New functions..
19182 * tree-ssa.c (execute_update_addresses_taken): If
19183 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
19184 of call when finding addressable vars, and if such var becomes
19185 non-addressable, call fold_builtin_atomic_compare_exchange.
19187 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
19190 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
19191 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
19193 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
19195 * config/rs6000/rs6000.md ('type' attribute): Add
19196 veclogical,veccmpfx,vecexts,vecmove insn types.
19197 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
19198 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
19199 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
19200 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
19201 *nabs<mode>2_hw): Change type to vecmove.
19202 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
19203 *boolcc<mode>3_internal, *eqv<mode>3_internal,
19204 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
19205 *ieee_128bit_vsx_abs<mode>2_internal,
19206 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
19207 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
19208 *ieee128_mtvsrd_32bit): Change type to veclogical.
19209 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
19210 *movdi_internal32, *movdi_internal64): Update insn types.
19211 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
19212 vsx_extract_<mode>): Change type to veclogical.
19213 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
19214 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
19215 *vsx_sign_extend_si_v2di): Change type to vecexts.
19216 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
19217 type to veclogical.
19218 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
19219 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
19220 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
19221 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
19222 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
19223 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
19224 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
19225 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
19226 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
19227 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
19228 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
19229 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
19230 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
19231 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
19232 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
19233 (ppc7450-vecsimple): Add veclogical, vecmove.
19234 (ppc7450-veccmp): Add veccmpfx.
19235 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
19237 (ppc8540_vector_compare): Add veccmpfx.
19238 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
19239 * config/rs6000/cell.md (cell-fp): Add fpsimple.
19240 (cell-vecsimple): Add veclogical, vecmove.
19241 (cell-veccmp): Add veccmpfx.
19242 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
19243 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
19245 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
19246 * config/rs6000/power4.md (power4-fp): Add fpsimple.
19247 (power4-vecsimple): Add veclogical, vecmove.
19248 (power4-veccmp): Add veccmpfx.
19249 * config/rs6000/power5.md (power5-fp): Add fpsimple.
19250 * config/rs6000/power6.md (power6-fp): Add fpsimple.
19251 (power6-vecsimple): Add veclogical, vecmove.
19252 (power6-veccmp): Add veccmpfx.
19253 * config/rs6000/power7.md (power7-fp): Add fpsimple.
19254 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
19255 * config/rs6000/power8.md (power8-fp): Add fpsimple.
19256 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
19257 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
19258 * config/rs6000/titan.md (titan_fp): Add fpsimple.
19259 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
19261 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
19263 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
19266 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
19267 OPTION_MASK_P9_DFORM_VECTOR.
19268 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
19269 disable -mpower9-dform-vector when using reload.
19270 (quad_address_p): Remove 'gpr_p' argument and all associated code.
19271 New 'strict' argument. Update all callers. Add strict addressing
19273 (rs6000_legitimate_offset_address_p): Remove call to
19274 virtual_stack_registers_memory_p.
19275 (rs6000_legitimize_reload_address): Add quad address support.
19276 (rs6000_legitimate_address_p): Move call to quad_address_p above
19277 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
19278 to account for new strict usage.
19279 (rs6000_output_move_128bit): Adjust quad_address_p args to account
19280 for new strict usage.
19281 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
19283 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
19290 * config/i386/i386.c (ix86_spill_class): Disable condition to
19291 always return NO_REGS.
19293 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
19295 * predict.c: Include gimple-pretty-print.h
19296 (predicted_by_loop_heuristics_p): Check also
19297 PRED_LOOP_EXIT_WITH_RECURSION
19298 (predict_loops): Find self recursive calls and use special purpose
19299 predictors for them; dump log about decisions.
19300 (pass_profile::execute): Dump info about #of iterations.
19301 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
19302 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
19304 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
19306 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
19307 output_asm_insn calls and shorten long lines. Output .CALL
19308 argument descriptor using pa_output_arg_descriptor. Add various
19309 inline $$dyncall and other optimizations.
19310 (pa_attr_length_indirect_call): Adjust ordering and lengths.
19312 2016-06-25 Jakub Jelinek <jakub@redhat.com>
19314 PR tree-optimization/71643
19315 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
19318 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
19319 leak a bitmap if dep_bb is NULL.
19321 PR tree-optimization/71631
19322 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
19323 to rewrite_expr_tree even if negate_result, move new_lhs var
19324 declaration and initialization earlier, for powi_result set afterwards
19325 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
19326 if new_lhs != lhs, and don't shadow gsi var.
19328 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
19330 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
19331 Add in_loop parameter.
19332 (predict_loops): Add loop guard heuristics.
19333 * predict.def (PRED_LOOP_GUARD): New heuristics.
19335 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
19337 * predict.c: Include ipa-utils.h
19338 (tree_bb_level_prediction): Predict recursive calls.
19339 (tree_estimate_probability_bb): Skip inexpensive calls for call
19341 * predict.def (PRED_RECURSIVE_CALL): New.
19343 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19345 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
19346 (BU_FLOAT128_1): Likewise.
19348 (COPYSIGNQ): Likewise.
19349 (RS6000_BUILTIN_NANQ): Likewise.
19350 (RS6000_BUILTIN_NANSQ): Likewise.
19351 (RS6000_BUILTIN_INFQ): Likewise.
19352 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
19353 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
19354 (TARGET_FOLD_BUILTIN): New #define.
19355 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
19356 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
19357 (rs6000_fold_builtin): New target hook implementation, handling
19358 folding of 128-bit NaNs and infinities.
19359 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
19360 entries are filled in to avoid problems during bootstrap
19361 self-test; define builtins for 128-bit NaNs and infinities.
19362 (rs6000_opt_mask): Add entry for float128.
19363 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
19364 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
19365 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
19366 (const_str_type_node): New #define.
19367 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
19368 to a define_expand that dispatches to either copysign<mode>3_soft
19369 or copysign<mode>3_hard.
19370 (copysign<mode>3_hard): Rename from copysign<mode>3.
19371 (copysign<mode>3_soft): New define_insn.
19372 * doc/extend.texi: Document new builtins.
19374 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19376 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
19377 PRIu64 instead of lu.
19379 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
19382 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
19383 copy the type name.
19385 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19387 PR tree-optimization/71647
19388 * omp-low.c (lower_rec_input_clauses): Convert
19389 omp_clause_aligned_alignment (c) to size_type_node for the
19390 last argument of __builtin_assume_aligned.
19392 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
19394 * configure.ac (calling ___tls_get_addr via GOT): New
19395 assembler/linker check.
19396 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
19397 assembler and linker supports calling ___tls_get_addr via GOT.
19398 Otherise, defined to 0.
19399 * config.in: Regenerated.
19400 * configure: Likewise.
19401 * config/i386/constraints.md (Yb): New constraint.
19402 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
19403 (REG_CLASS_NAMES): Likewise.
19404 (REG_CLASS_CONTENTS): Likewise.
19405 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
19406 the b constraint with the Yb constraint. Call ___tls_get_addr
19407 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
19409 (*tls_local_dynamic_base_32_gnu): Likewise.
19410 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
19411 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
19412 (*tls_local_dynamic_base_64_<mode>): Likewise.
19414 2016-06-24 Martin Liska <mliska@suse.cz>
19416 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
19417 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
19419 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
19420 argument to true if the expected number of iterations is
19423 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
19425 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
19426 assemble for 32bit target.
19427 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
19428 and $ld_ix86_gld_32_opt to link for 32bit target.
19429 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
19430 * configure: Regenerate.
19432 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19434 * config/arm/arm.c (int_log2): Delete definition and prototype.
19435 (shift_op): Use exact_log2 instead of int_log2.
19436 (vfp3_const_double_for_fract_bits): Likewise.
19438 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19440 * internal-fn.c (expand_arith_set_overflow): New function.
19441 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
19443 (expand_arith_overflow_result_store): Likewise. Handle precision
19444 smaller than mode precision.
19445 * tree-vrp.c (extract_range_basic): For imag part, handle
19446 properly signed 1-bit precision result.
19447 * doc/extend.texi (__builtin_add_overflow): Document that last
19448 argument can't be pointer to enumerated or boolean type.
19449 (__builtin_add_overflow_p): Document that last argument can't
19450 have enumerated or boolean type.
19452 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19453 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19455 * config/rs6000/predicates.md (splat_input_operand): Rework.
19456 Don't allow constants, since the insns that use this predicate
19457 don't support constants. Constants are handled by other insns
19458 that are created via combine. During and after register
19459 allocation, only allow indexed or indirect addresses, and not
19460 general addresses. Only allow modes supported by the hardware.
19461 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
19462 comment. Move check for using VSPLTIS<x> to a common location,
19463 instead of doing it in two different places.
19465 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
19467 * config/i386/driver-i386.c (host_detect_local_cpu): Set
19468 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
19469 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
19470 signature_CENTAUR_ebx.
19472 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
19476 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
19477 (as_ix86_gas_32_opt): This.
19478 (ld_ix86_tls_ldm_opt): Renamed to ...
19479 (ld_ix86_gld_32_opt): This.
19480 (R_386_TLS_LDM reloc): Updated.
19481 (R_386_GOT32X reloc): New assembler/linker check.
19482 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
19483 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
19485 * config.in: Regenerated.
19486 * configure: Likewise.
19487 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
19488 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
19489 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
19490 if ix86_force_load_from_GOT_p returns true.
19491 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
19492 ix86_force_load_from_GOT_p returns true.
19493 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
19494 the external function address via the GOT slot.
19495 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
19496 HAVE_AS_IX86_GOT32X before returning false.
19497 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
19498 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
19500 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
19502 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
19504 2016-06-23 Andi Kleen <ak@linux.intel.com>
19506 * Makefile.in: Regenerate.
19507 * doc/install.texi: Document autoprofiledbootstrap.
19509 2016-06-23 Andi Kleen <ak@linux.intel.com>
19511 * config/i386/gcc-auto-profile: New file.
19513 2016-06-23 Martin Liska <mliska@suse.cz>
19515 PR middle-end/71619
19516 * predict.c (predict_loops): Revert the hunk that was removed
19519 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
19521 * config.gcc: Add support for arm*-*-phoenix* targets.
19522 * config/arm/t-phoenix: New.
19523 * config/phoenix.h: New.
19525 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
19526 H.J. Lu <hongjiu.lu@intel.com>
19529 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
19530 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
19531 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
19532 ix86_force_load_from_GOT_p returns true.
19533 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
19534 ix86_force_load_from_GOT_p returns true.
19535 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
19536 ix86_force_load_from_GOT_p returns true.
19537 (ix86_expand_move): Load the external function address via the
19538 GOT slot if ix86_force_load_from_GOT_p returns true.
19539 * config/i386/predicates.md (x86_64_immediate_operand): Return
19540 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
19541 (x86_64_zext_immediate_operand): Ditto.
19543 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
19545 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
19547 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19550 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
19551 * diagnostic.c (pedwarn_at_rich_loc): New function.
19552 * spellcheck.h (best_match::best_match): Add a
19553 "best_distance_so_far" optional parameter.
19554 (best_match::set_best_so_far): New method.
19555 (best_match::get_best_distance): New accessor.
19556 (best_match::get_best_candidate_length): New accessor.
19558 2016-06-22 Nick Clifton <nickc@redhat.com>
19560 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
19561 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
19562 modes are accepted as well.
19563 (ucompare_loc_descriptor): Likewise.
19564 (minmax_loc_descriptor): Likewise.
19565 (clz_loc_descriptor): Likewise.
19566 (popcount_loc_descriptor): Likewise.
19567 (bswap_loc_descriptor): Likewise.
19568 (rotate_loc_descriptor): Likewise.
19569 (mem_loc_descriptor): Likewise.
19570 (loc_descriptor): Likewise.
19572 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19574 * common.opt (fdiagnostics-parseable-fixits): New option.
19575 * diagnostic.c: Include "selftest.h".
19576 (print_escaped_string): New function.
19577 (print_parseable_fixits): New function.
19578 (diagnostic_report_diagnostic): Call print_parseable_fixits.
19579 (selftest::assert_print_escaped_string): New function.
19580 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
19581 (selftest::test_print_escaped_string): New function.
19582 (selftest::test_print_parseable_fixits_none): New function.
19583 (selftest::test_print_parseable_fixits_insert): New function.
19584 (selftest::test_print_parseable_fixits_remove): New function.
19585 (selftest::test_print_parseable_fixits_replace): New function.
19586 (selftest::diagnostic_c_tests): New function.
19587 * diagnostic.h (struct diagnostic_context): Add field
19588 "parseable_fixits_p".
19589 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
19590 -fdiagnostics-parseable-fixits.
19591 (-fdiagnostics-parseable-fixits): New option.
19592 * opts.c (common_handle_option): Handle
19593 -fdiagnostics-parseable-fixits.
19594 * selftest-run-tests.c (selftest::run_tests): Call
19595 selftest::diagnostic_c_tests.
19596 * selftest.h (selftest::diagnostic_c_tests): New prototype.
19598 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
19600 PR tree-optimization/71488
19601 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
19602 comparison of boolean vectors.
19603 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
19604 of boolean vectors using bitwise operations.
19606 2016-06-22 Andreas Schwab <schwab@suse.de>
19608 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
19609 Remove declaration.
19611 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
19613 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
19615 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
19617 * config/i386/i386.c (print_reg): Emit an error message on attempt to
19620 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19622 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
19623 * config/arm/arm-cores.def (cortex-a73): New entry.
19624 (cortex-a73.cortex-a35): Likewise.
19625 (cortex-a73.cortex-a53): Likewise.
19626 * config/arm/arm-tables.opt: Regenerate.
19627 * config/arm/arm-tune.md: Likewise.
19628 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
19629 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19630 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
19631 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19632 * doc/invoke.texi (ARM Options): Document cortex-a73,
19633 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
19635 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19637 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
19638 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
19639 (cortex-a73.cortex-a35): Likewise.
19640 (cortex-a73.cortex-a53): Likewise.
19641 * config/aarch64/aarch64-tune.md: Regenerate.
19642 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
19643 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
19646 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19648 * configure.ac (gcc_cv_as_compress_debug): Remove
19649 --compress-debug-sections as extra as switch.
19650 Handle gas --compress-debug-sections=type.
19651 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
19652 Handle gld --compress-debug-sections=type.
19653 * configure: Regenerate.
19655 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
19657 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
19659 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
19661 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
19662 (do_rewrite): likewise.
19664 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19666 * common/config/mep/mep-common.c: Remove.
19667 * config.gcc: Remove mep-* support.
19668 * config/mep/constraints.md: Remove.
19669 * config/mep/default.h: Remove.
19670 * config/mep/intrinsics.h: Remove.
19671 * config/mep/intrinsics.md: Remove.
19672 * config/mep/ivc2-template.h: Remove.
19673 * config/mep/mep-c5.cpu: Remove.
19674 * config/mep/mep-core.cpu: Remove.
19675 * config/mep/mep-default.cpu: Remove.
19676 * config/mep/mep-ext-cop.cpu: Remove.
19677 * config/mep/mep-intrin.h: Remove.
19678 * config/mep/mep-ivc2.cpu: Remove.
19679 * config/mep/mep-pragma.c: Remove.
19680 * config/mep/mep-protos.h: Remove.
19681 * config/mep/mep.c: Remove.
19682 * config/mep/mep.cpu: Remove.
19683 * config/mep/mep.h: Remove.
19684 * config/mep/mep.md: Remove.
19685 * config/mep/mep.opt: Remove.
19686 * config/mep/predicates.md: Remove.
19687 * config/mep/t-mep: Remove.
19688 * doc/install.texi: Remove mep-* documentation.
19689 * doc/md.texi: Likewise.
19691 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19693 * config.gcc: Remove support for avr-rtems.
19694 * config/avr/gen-avr-mmcu-specs.c: Likewise.
19695 * config/avr/rtems.h: Remove.
19696 * config/avr/t-rtems: Remove.
19698 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19700 * config.gcc: Remove m32r-rtems support.
19701 * config/m32r/rtems.h: Remove.
19703 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19705 * config.gcc: Remove h8300-rtems support.
19706 * config/h8300/rtems.h: Remove.
19707 * config/h8300/t-rtems: Remove.
19709 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19711 * config.gcc: Remove support for knetbsd.
19712 * configure.ac: Likewise.
19713 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
19714 * config/knetbsd-gnu.h: Remove.
19715 * configure: Regenerate.
19717 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19719 * config.gcc: Remove support for openbsd 2 and 3.
19720 * config/openbsd-oldgas.h: Remove.
19722 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19724 * config.gcc: Remove interix support.
19725 * config/i386/i386-interix.h: Remove.
19726 * config/i386/interix.opt: Remove.
19727 * config/i386/t-interix: Remove.
19728 * configure: Regenerate.
19729 * configure.ac: Remove interix support.
19730 * doc/install.texi: Remove interix documentation.
19732 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
19734 * config/rs6000/rs6000.h: Add conditional preprocessing directives
19735 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
19738 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19740 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
19741 they are both PLACEHOLDER_EXPRs.
19743 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19745 * stor-layout.c (layout_type): Move setting complex MODE to
19746 layout_type, instead of setting it ahead of time by the caller.
19747 * tree.c (build_complex_type): Likewise.
19749 2016-06-21 Martin Liska <mliska@suse.cz>
19751 * predict.c (force_edge_cold): Replace imposisble with
19754 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19756 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
19757 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
19759 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19761 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
19763 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
19764 Ilya Enkovich <ilya.enkovich@intel.com>
19767 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
19768 New member function to convert V1TImode register to SUBREG
19769 TImode in debug insn.
19770 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
19771 after changing register mode to V1TImode.
19773 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
19775 * config/aarch64/aarch64-cores.def (vulcan): New core.
19776 * config/aarch64/aarch64-tune.md: Regenerate.
19777 * doc/invoke.texi: Document vulcan as an available option.
19779 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19781 * cse.c (canon_asm_operands): New function extracted from...
19782 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
19783 either standalone or member of a PARALLEL.
19785 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19788 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
19789 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
19790 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
19792 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19795 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
19796 constant addresses if can_create_pseudo_p.
19798 2016-06-21 Jakub Jelinek <jakub@redhat.com>
19800 PR tree-optimization/71588
19801 * tree-ssa-strlen.c (valid_builtin_call): New function.
19802 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
19805 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19807 PR middle-end/71581
19808 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
19809 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
19810 for conversion of scalar user var to complex type and use the
19811 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
19814 PR rtl-optimization/71591
19815 * toplev.c (toplev::run_self_tests): If no_backend, complain and
19816 don't run any tests.
19818 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
19821 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
19822 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
19823 space for PIC with non-v32 and the common non-PIC "jump".
19825 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19828 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
19829 returned values and add UN*/LTGT/*ORDERED cases with values matching
19830 D operand modifier on vcmp for AVX.
19832 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19834 * config/aarch64/aarch64.opt
19835 (mpc-relative-literal-loads): Rename internal option name.
19836 * config/aarch64/aarch64.c
19837 (aarch64_nopcrelative_literal_loads): Rename to
19838 aarch64_pcrelative_literal_loads.
19839 (aarch64_expand_mov_immediate): Likewise.
19840 (aarch64_secondary_reload): Likewise.
19841 (aarch64_can_use_per_function_literal_pools_p): Likewise.
19842 (aarch64_override_options_after_change_1): Rename and simplify logic.
19843 (aarch64_classify_symbol): Merge large model checks into switch,
19844 remove pc-relative load check.
19846 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19848 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
19849 costs relative to the cost of a register move.
19851 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19853 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
19854 (vcvt_n_f64_u64): Likewise.
19855 (vcvt_n_s64_f64): Likewise.
19856 (vcvt_n_u64_f64): Likewise.
19857 (vcvt_f64_s64): Likewise.
19858 (vrecpe_f64): Likewise.
19859 (vcvt_f64_u64): Likewise.
19860 (vrecps_f64): Likewise.
19862 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19864 * config/aarch64/aarch64.md
19865 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
19867 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
19869 * config/aarch64/aarch64-builtins.c
19870 (aarch64_types_binop_uss_qualifiers): Delete.
19871 (TYPES_BINOP_USS): Likewise.
19872 (aarch64_types_binop_sus_qualifiers): Likewise.
19873 (TYPES_BINOP_SUS): Likewise.
19874 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
19875 (TYPES_FCVTIMM_SUS): Likewise.
19876 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
19878 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
19879 (fcvtzs): Use SHIFTIMM rather than BINOP.
19880 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
19882 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19884 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
19885 costs relative to the cost of a register move.
19887 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19889 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
19890 Allow scalar/single vector modes to be tieable.
19892 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19894 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
19896 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19898 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
19900 * tree.h (TYPE_ALIGN): Likewise.
19902 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19905 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
19907 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19909 * config/avr/avr.c (avr_print_operand): Fix "format not a string
19910 literal" build warnings.
19911 (avr_print_operand_address): Dito.
19913 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
19916 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
19917 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
19919 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
19921 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
19923 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
19926 * reload1.c (reload): Pass 0 to finish_spills when called because
19927 update_eliminables_and_spill returns true and remove did_spill.
19928 (finish_spills): Adjust comment and document GLOBAL parameter.
19930 2016-06-17 DJ Delorie <dj@redhat.com>
19933 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
19934 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
19935 (umulqihi3_virt): Likewise.
19936 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
19937 (umulqihi3_real): Likewise.
19939 2016-06-17 Martin Liska <mliska@suse.cz>
19941 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
19943 2016-06-17 Martin Liska <mliska@suse.cz>
19945 * predict.def: PRED_LOOP_EXIT from 92 to 85.
19947 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
19949 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
19951 (vaddq_f32): Likewise.
19952 (vmul_f32): Likewise.
19953 (vmulq_f32): Likewise.
19954 (vsub_f32): Likewise.
19955 (vsubq_f32): Likewise.
19957 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19959 PR tree-optimization/71347
19960 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
19961 cost for all uses in group.
19963 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19965 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
19966 insert gimple seq if it's not empty.
19968 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19970 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
19972 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
19973 rather than OFFSET.
19974 (comp_dr_with_seg_len_pair): Ditto.
19975 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
19976 struct dr_with_seg_len_pair against DR_OFFSET.
19977 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
19978 DR_OFFSET directly.
19980 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
19982 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
19984 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
19986 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
19987 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
19988 (pa_output_millicode_call): Likewise.
19989 (pa_output_call): Likewise.
19990 (pa_output_indirect_call): Likewise.
19991 (pa_asm_output_mi_thunk): Likewise.
19993 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19995 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
19997 2016-06-16 Martin Liska <mliska@suse.cz>
19999 * predict.c (combine_predictions_for_insn): When we find a first
20000 match predictor, we should consider just predictors with
20001 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
20002 DS theory predictor.
20003 (combine_predictions_for_bb): Likewise.
20005 2016-06-16 Jakub Jelinek <jakub@redhat.com>
20007 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
20008 with base of reference to struct.
20010 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
20012 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
20014 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20017 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
20018 progmem_swtable_section.
20019 (progmem_swtable_section): Remove.
20020 (avr_asm_function_rodata_section): Remove.
20021 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
20022 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
20024 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
20026 * config/i386/driver-i386.c (host_detect_local_cpu): Set
20027 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
20028 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
20029 signature_CENTAUR_ebx.
20030 * config/i386/i386.c (ix86_option_override_internal): Add
20031 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
20032 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
20033 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
20035 2016-06-16 Martin Liska <mliska@suse.cz>
20037 * predict.def: Add fortran loop preheader predictor.
20038 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
20039 fold IFN_BUILTIN_EXPECT with a known constant argument.
20041 2016-06-16 Martin Liska <mliska@suse.cz>
20043 * predict.def: Add 'Fortran' to display text of all
20044 PRED_FORTRAN_* predictors.
20046 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
20049 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
20050 [IA64_BUILTIN_NANSQ]: Ditto.
20051 (ia64_fold_builtin): New function.
20052 (TARGET_FOLD_BUILTIN): New define.
20053 (ia64_init_builtins) Declare const_string_type node.
20054 Add __builtin_nanq and __builtin_nansq builtin functions.
20055 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
20057 2016-06-16 Nick Clifton <nickc@redhat.com>
20059 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
20060 MSP430_HWMULT_ prefix to enum values.
20061 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
20062 * config/msp430/msp430.c: Update use of enum values.
20063 * config/msp430/msp430.md: Likewise.
20064 * config/msp430/msp430.opt: Likewise.
20066 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
20068 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
20069 of comparsions in the last iteration.
20071 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
20072 Joern Rennecke <joern.rennecke@embecosm.com>
20074 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
20076 (arc_needs_pcl_p): Add GOTOFFPC.
20077 (arc_legitimate_pic_addr_p): Likewise.
20078 (arc_output_pic_addr_const): Likewise.
20079 (arc_legitimize_pic_address): Generate a pc-relative address using
20081 (arc_output_libcall): Use @pcl syntax.
20082 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
20083 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
20084 (*movsi_insn): Use @pcl syntax.
20085 (doloop_begin_i): Likewise.
20087 2016-06-16 Martin Liska <mliska@suse.cz>
20089 * predict.def: Define a new predictor.
20091 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
20093 * config/arc/arc.opt (mtp-regno): Update text.
20095 2016-06-16 Renlin Li <renlin.li@arm.com>
20097 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
20099 2016-06-16 Jakub Jelinek <jakub@redhat.com>
20102 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
20103 (setcc + and peephole2): Likewise.
20105 PR rtl-optimization/71532
20106 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
20109 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
20111 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
20112 DImode constants with XXSPLTIB in vector registers.
20113 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
20114 vsx_extract_<mode>_internal{1,2} into a single insn that handles
20115 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
20116 extraction of the element at the top of the register as a scalar
20118 (vsx_extract_<mode>_internal1): Likewise.
20119 (vsx_extract_<mode>_internal2): Likewise.
20120 * config/rs6000/constraints.md (wi constraint): Remove a comment
20121 about DImode not being allowed in Altivec registers.
20122 (wB constraint): New constraint for constants that can be
20123 generated in Altivec registers with VSPLTISW/VUPKHSW.
20124 * config/rs6000/predicates.md (xxspltib_constant_split): Update
20126 (xxspltib_constant_nosplit): Likewise.
20127 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
20128 support for -mupper-regs-di to enable DImode to go into Altivec
20130 (POWERPC_MASKS): Likewise.
20131 (power7 cpu): Likewise.
20132 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
20133 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
20134 for DImode being allowed in Altivec registers. Update wi/wj
20135 constraints. Set scalar_in_vmx_p flag.
20136 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
20137 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
20138 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
20139 (rs6000_opt_masks): Add -mupper-regs-di.
20140 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
20141 direct move to use wi and not wj.
20142 (lfiwzx): Likewise.
20143 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
20145 (floatunssi<mode>2_lfiwzx_mem): Likewise.
20146 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
20147 any VSX register, instead of just Altivec registers, to allow
20148 either operand to be an Altivec register or both.
20149 (fixuns_trunc<mode>di2_fctiduz): Likewise.
20150 (movdi_internal32): Add support for -mupper-regs-di. Add support
20151 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
20152 the alternatives and attributes to be lined up to be easier to
20154 (movdi_internal64): Likewise.
20155 (64-bit DImode splitters): Change predicates to only split loading
20156 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
20157 load constants in ISA 3.0 or ISA 2.07 respectively.
20158 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
20159 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
20160 mention -mcpu=power9 sets these options.
20161 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
20164 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
20167 * config/avr/avr.c (avr_set_current_function): Warn misspelled
20168 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
20169 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
20170 by default to warn misspelled interrupt/ signal handler.
20171 * doc/invoke.texi (AVR Options): Document it. Update description
20172 for -nodevicelib option.
20174 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20176 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
20177 up parentheses. Use GET_MODE_UNIT_BITSIZE.
20178 (aarch64_<sur>shll2_n<mode>): Likewise.
20180 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
20182 PR middle-end/71529
20183 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
20184 DECL_CONTEXT for copied arguments.
20186 2016-06-15 Alan Hayward <alan.hayward@arm.com>
20188 PR tree-optimization/71483
20189 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
20192 2016-06-15 Martin Liska <mliska@suse.cz>
20194 * predict.c (tree_predict_by_opcode): Call predict_edge_def
20195 instead of predict_edge w/o a probability.
20197 2016-06-15 Alan Hayward <alan.hayward@arm.com>
20199 PR tree-optimization/71439
20200 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
20203 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20205 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
20206 register subregs in SET_SRC.
20208 2016-06-15 Richard Biener <rguenther@suse.de>
20210 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
20211 store restrictions.
20213 2016-06-15 Richard Biener <rguenther@suse.de>
20215 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
20216 not consider dependences between accesses that belong to the
20218 (vect_analyze_data_ref_dependences): Do not analyze read-read
20219 or self-dependences.
20221 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20223 * spellcheck-tree.c: Include spellcheck-tree.h rather than
20225 (find_closest_identifier): Reimplement in terms of
20226 best_match<tree,tree>.
20227 * spellcheck-tree.h: New file.
20228 * spellcheck.c (struct edit_distance_traits<const char *>): New
20230 (find_closest_string): Reimplement in terms of
20231 best_match<const char *, const char *>.
20232 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
20233 overload to spellcheck-tree.h.
20234 (find_closest_identifier): Likewise.
20235 (struct edit_distance_traits<T>): New template.
20236 (class best_match): New class.
20238 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20240 * selftest-run-tests.c (selftest::run_tests): Call
20241 selftest::spellcheck_tree_c_tests.
20242 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
20243 * spellcheck-tree.c: Include selftest.h and stringpool.h.
20244 (selftest::test_find_closest_identifier): New function.
20245 (selftest::spellcheck_tree_c_tests): New function.
20246 * spellcheck.c (selftest::test_find_closest_string): Verify that
20247 the order of the vec does not affect the results for this case.
20248 (selftest::test_data): New array.
20249 (selftest::test_metric_conditions): New function.
20250 (selftest::spellcheck_c_tests): Add a test of case-comparison.
20251 Call selftest::test_metric_conditions.
20253 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20255 * config/rs6000/rs6000-builtin.def (commentary): Typo.
20256 (BU_P9_MISC_1): Likewise.
20257 (BU_P9_64BIT_MISC_0): Likewise.
20258 (BU_P9_MISC_0): Likewise.
20260 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20262 * gcc-rich-location.c
20263 (gcc_rich_location::add_fixit_misspelled_id): New method.
20264 * gcc-rich-location.h
20265 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
20267 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
20269 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
20270 FreeBSD 11 and above.
20272 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
20274 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
20276 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20278 * expmed.h: Close parenthesis in "at your option" in copyright
20280 * lower-subreg.h: Likewise.
20282 2016-06-14 Richard Biener <rguenther@suse.de>
20284 PR middle-end/71526
20285 * genmatch.c (expr::gen_transform): Use in_type for comparisons
20288 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20290 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
20292 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
20293 mask+shift version.
20294 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
20296 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
20297 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
20299 2016-06-14 Richard Biener <rguenther@suse.de>
20301 PR tree-optimization/71522
20302 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
20303 copying into float copying.
20305 2016-06-14 Jakub Jelinek <jakub@redhat.com>
20307 PR tree-optimization/71520
20308 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
20309 (replace_block_by): Move user labels from bb1 to bb2.
20311 2016-06-14 Richard Biener <rguenther@suse.de>
20313 PR middle-end/71310
20315 * expr.h (get_bit_range): Declare.
20316 * expr.c (get_bit_range): Export.
20317 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
20318 word_mode again to constrain the bitfield access.
20320 2016-06-14 Richard Biener <rguenther@suse.de>
20322 PR tree-optimization/71521
20323 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
20324 division int_const_binop against zero divisor.
20326 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20328 * config/i386/i386.md (signbittf2): New expander.
20329 * config/i386/sse.md (ptesttf2): New insn pattern.
20331 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20334 * input.c (selftest::test_reading_source_line): Avoid reading from
20335 __FILE__ by creating a tempfile with known content and reading
20338 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20340 * pretty-print.c (assert_pp_format_colored): Skip the test if
20342 (test_pp_format): Remove comment about GCC_COLORS.
20344 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20346 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
20347 * pretty-print.c (assert_pp_format_va): Add location param and use
20348 it with ASSERT_STREQ_AT.
20349 (assert_pp_format): Add location param and pass it to
20350 assert_pp_format_va.
20351 (assert_pp_format_colored): Likewise.
20352 (ASSERT_PP_FORMAT_1): New.
20353 (ASSERT_PP_FORMAT_2): New.
20354 (ASSERT_PP_FORMAT_3): New.
20355 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
20356 explicitly, or implicitly via the above macros.
20357 * selftest.c (selftest::pass): Use a selftest::location rather
20358 than file and line.
20359 (selftest::fail): Likewise. Print the function name.
20360 (selftest::fail_formatted): Likewise.
20361 (selftest::assert_streq): Use a selftest::location rather than
20363 * selftest.h (selftest::location): New struct.
20364 (SELFTEST_LOCATION): New macro.
20365 (selftest::pass): Accept a const location & rather than file
20367 (selftest::fail): Likewise.
20368 (selftest::fail_formatted): Likewise.
20369 (selftest::assert_streq): Likewise.
20370 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
20371 (ASSERT_FALSE): Likewise.
20372 (ASSERT_EQ): Likewise.
20373 (ASSERT_NE): Likewise.
20374 (ASSERT_STREQ): Likewise.
20375 (ASSERT_PRED1): Likewise.
20376 (ASSERT_STREQ_AT): New macro.
20378 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20380 * selftest.c (selftest::fail_formatted): New function.
20381 (selftest::assert_streq): New function.
20382 * selftest.h (selftests::fail_formatted): New decl.
20383 (selftest::assert_streq): New decl.
20384 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
20386 2016-06-13 Jeff Law <law@redhat.com>
20388 PR tree-optimization/71403
20389 * tree-ssa-threadbackward.c
20390 (convert_and_register_jump_thread_path): No longer accept reference
20391 to path. Do not pop items off the path anymore.
20392 (fsm_find_control_statement_thread_paths): Do not allow threading
20393 to a deeper loop nest. Pop the last item off the path here rather
20394 than in convert_and_register_jump_thread_path.
20396 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20397 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
20399 [AArch64] Emit division using the Newton series
20401 * config/aarch64/aarch64-protos.h
20402 (cpu_approx_modes): Add new member "division".
20403 (aarch64_emit_approx_div): Declare new function.
20404 * config/aarch64/aarch64.c
20405 (generic_approx_modes): New member "division".
20406 (exynosm1_approx_modes): Likewise.
20407 (xgene1_approx_modes): Likewise.
20408 (aarch64_emit_approx_div): Define new function.
20409 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
20410 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
20411 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
20412 * doc/invoke.texi (-mlow-precision-div): Describe new option.
20414 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20415 Wilco Dijkstra <wilco.dijkstra@arm.com>
20417 [AArch64] Emit square root using the Newton series
20419 * config/aarch64/aarch64-protos.h
20420 (aarch64_emit_approx_rsqrt): Replace with new function
20421 "aarch64_emit_approx_sqrt".
20422 (cpu_approx_modes): New member "sqrt".
20423 * config/aarch64/aarch64.c
20424 (generic_approx_modes): New member "sqrt".
20425 (exynosm1_approx_modes): Likewise.
20426 (xgene1_approx_modes): Likewise.
20427 (aarch64_emit_approx_rsqrt): Replace with new function
20428 "aarch64_emit_approx_sqrt".
20429 (aarch64_override_options_after_change_1): Handle new option.
20430 * config/aarch64/aarch64-simd.md
20431 (rsqrt<mode>2): Use new function instead.
20432 (sqrt<mode>2): New expansion and insn definitions.
20433 * config/aarch64/aarch64.md: Likewise.
20434 * config/aarch64/aarch64.opt
20435 (mlow-precision-sqrt): Add new option description.
20436 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
20438 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20440 [AArch64] Add more choices for the reciprocal square root approximation
20442 Allow a target to prefer such operation depending on the operation mode.
20444 * config/aarch64/aarch64-protos.h
20445 (AARCH64_APPROX_MODE): New macro.
20446 (AARCH64_APPROX_{NONE,ALL}): Likewise.
20447 (cpu_approx_modes): New structure.
20448 (tune_params): New member "approx_modes".
20449 * config/aarch64/aarch64-tuning-flags.def
20450 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
20451 * config/aarch64/aarch64.c
20452 (generic_approx_modes): New core "cpu_approx_modes" structure.
20453 (exynosm1_approx_modes): Likewise.
20454 (xgene1_approx_modes): Likewise.
20455 (generic_tunings): New member "approx_modes".
20456 (cortexa35_tunings): Likewise.
20457 (cortexa53_tunings): Likewise.
20458 (cortexa57_tunings): Likewise.
20459 (cortexa72_tunings): Likewise.
20460 (exynosm1_tunings): Likewise.
20461 (thunderx_tunings): Likewise.
20462 (xgene1_tunings): Likewise.
20463 (use_rsqrt_p): New argument for the mode and use new member from
20465 (aarch64_builtin_reciprocal): Devise mode from builtin.
20466 (aarch64_optab_supported_p): New argument for the mode.
20467 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
20469 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20471 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
20472 RS6000_BTM_MODULO flag into the set of flags that are considered
20473 to be part of the common configuration.
20475 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20477 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
20478 difference unsigned.
20479 (vec_absdb): New macro for vector absolute difference unsigned
20481 (vec_absdh): New macro for vector absolute difference unsigned
20483 (vec_absdw): New macro for vector absolute difference unsigned word.
20484 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
20485 (vadu<mode>3): New insn.
20486 (*p9_vadu<mode>3): New insn.
20487 * config/rs6000/rs6000-builtin.def (vadub): New built-in
20489 (vaduh): New built-in definition.
20490 (vaduw): New built-in definition.
20491 (vadu): New overloaded built-in definition.
20492 (vadub): New overloaded built-in definition.
20493 (vaduh): New overloaded built-in definition.
20494 (vaduw): New overloaded built-in definition.
20495 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20496 overloaded vector absolute difference unsigned functions.
20497 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20498 the ISA 3.0 vector absolute difference unsigned built-in functions.
20500 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
20502 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
20503 update shared_lookup_references only once after changing operands.
20505 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
20507 PR middle-end/71373
20508 * tree-nested.c (convert_nonlocal_omp_clauses)
20509 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
20511 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
20512 * tree.def (CASE_LABEL_EXPR): Likewise.
20514 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
20517 * input.c (test_builtins): Fix an assertion.
20519 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20521 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
20522 (paritysi2): Ditto.
20524 (isinf<mode>2): Ditto.
20526 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20528 * ggc-tests.c (test_finalization): Only test need_finalization_p
20529 for GCC_VERSION >= 4003.
20531 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20533 * config/s390/vecintrin.h: Fix file description in comment.
20535 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20537 * config/s390/s390-builtin-types.def: Change builtin type naming
20538 scheme to match builtin-types.def.
20540 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
20542 * fold-const.c (optimize_minmax_comparison): Remove.
20543 (fold_comparison): Remove call to the above.
20544 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
20545 New transformations.
20547 2016-06-13 Alan Hayward <alan.hayward@arm.com>
20549 PR tree-optimization/71416
20550 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
20553 2016-06-13 Martin Liska <mliska@suse.cz>
20555 * predict.c (enum predictor_reason): Prefix enum with REASON_.
20556 (combine_predictions_for_insn): Likewise.
20557 (prune_predictions_for_bb): Likewise.
20558 (combine_predictions_for_bb): Likewise.
20560 2016-06-13 Richard Biener <rguenther@suse.de>
20562 PR tree-optimization/71505
20563 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
20564 assert match comment.
20566 2016-06-13 Marek Polacek <polacek@redhat.com>
20568 PR middle-end/71476
20569 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
20570 gimplify_switch_expr.
20571 (warn_switch_unreachable_r): New function.
20573 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20576 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
20579 2016-06-13 Richard Biener <rguenther@suse.de>
20581 PR middle-end/64516
20582 * fold-const.c (fold_unary_loc): Preserve alignment when
20583 folding a VIEW_CONVERT_EXPR into a MEM_REF.
20585 2016-06-13 Martin Liska <mliska@suse.cz>
20588 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
20589 w/ -fsanitize=bounds.
20591 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20593 * config/i386/i386.c (ix86_init_builtins): Calculate
20594 FLOAT128_FTYPE_CONST_STRING function type only once.
20595 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
20596 built-in functions are available for x86-32 and x86-64 targets.
20598 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20601 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
20602 New primitive type.
20603 (FLOAT128_FTYPE_CONST_STRING): New function type.
20604 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
20605 [IX86_BUILTIN_NANSQ]: Ditto.
20606 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20607 (ix86_init_builtin_types): Declare const_string_type_node.
20608 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
20610 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20611 * doc/extend.texi (x86 Built-in Functions): Document
20612 __builtin_nanq and __builtin_nansq.
20614 2016-06-11 Jiong Wang <jiong.wang@arm.com>
20617 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
20618 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
20619 length for pop patterns.
20620 (arm_attr_length_push_multi): Update comments.
20621 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
20623 (*pop_multiple_with_writeback_and_return): Likewise.
20624 (*pop_multiple_with_return): Likewise.
20626 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
20628 PR middle-end/71310
20629 * fold-const.c (optimize_bit_field_compare): Don't try to use
20630 word_mode unconditionally for reading the bit field, look at
20631 DECL_BIT_FIELD_REPRESENTATIVE instead.
20633 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
20635 PR middle-end/71478
20636 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
20637 vector integer type.
20639 2016-06-10 Jakub Jelinek <jakub@redhat.com>
20641 PR middle-end/71494
20642 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
20643 without LABEL_DECL, set *handled_ops_p to false instead of true.
20645 2016-06-10 Martin Sebor <msebor@redhat.com>
20648 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
20649 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
20650 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
20652 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
20653 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
20654 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
20655 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
20656 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
20657 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
20658 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
20659 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
20661 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20663 * config/arm/arm.h (pool_vector_label,
20664 return_used_this_function): Remove.
20666 2016-06-10 Jeff Law <law@redhat.com>
20668 PR tree-optimization/71335
20669 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
20670 zero length paths here.
20671 (convert_and_register_jump_thread_path): Remove hacks related to
20672 duplicated blocks in the jump thread path.
20673 (fsm_find_control_statement_thread_paths): Avoid putting the same
20674 block on the thread path twice, but ensure the thread path is
20675 unchanged from the caller's point of view.
20677 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20679 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
20680 * predict.def (PRED_LOOP_BRANCH): Remove.
20682 2016-06-10 David Malcolm <dmalcolm@redhat.com>
20684 * Makefile.in (OBJS): Add ggc-tests.o.
20685 (GTFILES): Add ggc-tests.c.
20686 * ggc-tests.c: New file.
20687 * selftest-run-tests.c (selftest::run_tests): Call
20688 selftest::ggc_tests_c_tests.
20689 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
20691 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
20693 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
20695 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
20698 * varasm.c (place_block_symbol): Adjust alignment for asan protected
20699 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
20701 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20703 * profile.c: Include cfgloop.h.
20704 (branch_prob): Compute estimated number of iterations.
20705 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
20706 recompute estimate number of iterations from profile.
20708 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20710 PR inline-asm/68843
20711 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
20712 must be grouped on top of stack. Don't force early clobber
20713 on ordinary reg outputs.
20715 2016-06-10 Richard Biener <rguenther@suse.de>
20717 * targhooks.c (default_builtin_vectorization_cost): Adjust
20718 vec_construct cost.
20720 2016-06-10 Richard Biener <rguenther@suse.de>
20722 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
20723 to fold the RHS to a constant if possible.
20725 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
20727 PR middle-end/71373
20728 * tree-nested.c (convert_nonlocal_omp_clauses)
20729 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
20730 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
20731 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
20733 * gimplify.c (gimplify_adjust_omp_clauses): Discard
20735 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
20737 * omp-low.c (scan_sharing_clauses): Don't expect
20738 OMP_CLAUSE__CACHE_.
20740 2016-06-10 Alan Hayward <alan.hayward@arm.com>
20742 PR tree-optimization/71407
20743 PR tree-optimization/71416
20744 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
20745 BIT_FIELD_REF type.
20747 2016-06-10 Richard Biener <rguenther@suse.de>
20749 PR middle-end/71477
20750 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
20752 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
20754 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
20756 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
20757 Jiong Wang <jiong.wang@arm.com>
20759 PR rtl-optimization/70751
20760 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
20761 spilled into memory.
20763 2016-06-09 Jonathan Yong <10walls@gmail.com>
20766 2015-09-21 Jonathan Yong <10walls@gmail.com>
20768 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
20769 sysroot/usr/lib/32api for additional win32 libraries,
20770 fixes failing Cygwin bootstrapping.
20772 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
20774 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
20777 2016-06-09 David Malcolm <dmalcolm@redhat.com>
20780 * pretty-print.c (pp_indent): Specify that %p is printed in a
20781 host-dependent manner.
20782 (test_pp_format): Remove the test for %p.
20784 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
20786 * config/mips/mips.c (mips_output_jump): Fix formatting.
20788 2016-06-09 Richard Biener <rguenther@suse.de>
20790 PR tree-optimization/71462
20791 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
20794 2016-06-09 Martin Liska <mliska@suse.cz>
20796 * predict.c (dump_prediction): Add new argument.
20797 (enum predictor_reason): New enum.
20798 (struct predictor_hash): New struct.
20799 (predictor_hash::hash): New function.
20800 (predictor_hash::equal): Likewise.
20801 (not_removed_prediction_p): New function.
20802 (prune_predictions_for_bb): Likewise.
20803 (combine_predictions_for_bb): Prune predictions.
20805 2016-06-09 Martin Liska <mliska@suse.cz>
20807 * predict.c (filter_predictions): New function.
20808 (remove_predictions_associated_with_edge): Use the filter
20810 (equal_edge_p): New function.
20812 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
20814 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
20815 Correct usage of @samp vs @option, add @samp where appropriate.
20816 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
20817 Add armv6s-m and document it, as it is no official ARM name.
20819 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20821 * ifcvt.c (struct noce_if_info): Add transform_name field.
20822 (noce_try_move): Set if_info->transform_name to the function name.
20823 (noce_try_ifelse_collapse): Likewise.
20824 (noce_try_store_flag): Likewise.
20825 (noce_try_inverse_constants): Likewise.
20826 (noce_try_store_flag_constants): Likewise.
20827 (noce_try_addcc): Likewise.
20828 (noce_try_store_flag_mask): Likewise.
20829 (noce_try_cmove): Likewise.
20830 (noce_try_cmove_arith): Likewise.
20831 (noce_try_minmax): Likewise.
20832 (noce_try_abs): Likewise.
20833 (noce_try_sign_mask): Likewise.
20834 (noce_try_bitop): Likewise.
20835 (noce_convert_multiple_sets): Likewise.
20836 (noce_process_if_block): Print if_info->transform_name to
20837 dump_file if transformation succeeded.
20839 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20841 * config/arm/cortex-a57.md (cortex_a57_alu):
20844 2016-06-08 Martin Sebor <msebor@redhat.com>
20845 Jakub Jelinek <jakub@redhat.com>
20849 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
20850 BUILT_IN_MUL_OVERFLOW_P): New builtins.
20851 * builtins.c: Include gimple-fold.h.
20852 (fold_builtin_arith_overflow): Handle
20853 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
20854 (fold_builtin_3): Likewise.
20855 * doc/extend.texi (Integer Overflow Builtins): Document
20856 __builtin_{add,sub,mul}_overflow_p.
20858 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
20860 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
20861 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
20863 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
20865 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
20866 Rewrite, looking one level down for records and arrays.
20868 2016-06-08 David Malcolm <dmalcolm@redhat.com>
20870 * pretty-print.c: Include "selftest.h".
20871 (pp_format): Fix comment.
20872 (identifier_to_locale): Likewise.
20873 (selftest::test_basic_printing): New function.
20874 (selftest::assert_pp_format): New function.
20875 (selftest::test_pp_format): New function.
20876 (selftest::pretty_print_c_tests): New function.
20877 * selftest-run-tests.c (selftest::run_tests): Call
20878 selftest::pretty_print_c_tests.
20879 * selftest.h (pretty_print_c_tests): New declaration.
20881 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20883 * invoke.texi (max-loop-headers-insns): Document.
20884 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
20885 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
20886 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
20888 2016-06-08 Richard Biener <rguenther@suse.de>
20890 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
20891 on strided SLP loads and fall back to scalar loads in case
20892 we can't chunk them.
20894 2016-06-08 Richard Biener <rguenther@suse.de>
20896 PR tree-optimization/71452
20897 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
20898 type used for the SSA rewrite has enough precision to cover
20899 the dynamic type of the location.
20901 2016-06-08 Jakub Jelinek <jakub@redhat.com>
20902 Richard Biener <rguenther@suse.de>
20905 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
20906 the same as DECL_P (base0) for indirect_base0. Use equality_code
20907 in one further place.
20909 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
20911 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
20912 to one word if the field is known to overlap other words.
20913 (extract_bit_field_1): Likewise.
20914 (store_split_bit_field): Remove compensating code.
20915 (extract_split_bit_field): Likewise.
20917 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
20921 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
20923 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20925 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
20927 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
20928 (arch64_addpv4sf): Delete.
20929 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
20930 "gen_aarch64_addpv4sf".
20931 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
20933 (vpadds_f32): Likewise.
20934 (vpaddq_f32): Likewise.
20935 (vpaddq_f64): Likewise.
20937 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20939 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
20941 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
20942 to VALLF. Rename to "fabd<mode>3".
20943 "*fabd_scalar<mode>3): Delete.
20944 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
20946 (vabdd_f64): Likewise.
20947 (vabd_f32): Likewise.
20948 (vabd_f64): Likewise.
20949 (vabdq_f32): Likewise.
20950 (vabdq_f64): Likewise.
20952 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20954 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
20956 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
20957 "aarch64_rsqrts<mode>".
20958 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
20959 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
20961 (vrsqrtsd_f64): Likewise.
20962 (vrsqrts_f32): Likewise.
20963 (vrsqrts_f64): Likewise.
20964 (vrsqrtsq_f32): Likewise.
20965 (vrsqrtsq_f64): Likewise.
20967 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20969 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
20971 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
20972 "aarch64_rsqrte<mode>".
20973 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
20974 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
20976 (vrsqrted_f64): Likewise.
20977 (vrsqrte_f32): Likewise.
20978 (vrsqrte_f64): Likewise.
20979 (vrsqrteq_f32): Likewise.
20980 (vrsqrteq_f64): Likewise.
20982 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20984 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
20986 (fcvtzs): Likewise.
20987 (fcvtzu): Likewise.
20988 * config/aarch64/aarch64-simd.md
20989 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
20990 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
20991 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
20993 (vcvt_n_f32_u32): Likewise.
20994 (vcvt_n_s32_f32): Likewise.
20995 (vcvt_n_u32_f32): Likewise.
20996 (vcvtq_n_f32_s32): Likewise.
20997 (vcvtq_n_f32_u32): Likewise.
20998 (vcvtq_n_f64_s64): Likewise.
20999 (vcvtq_n_f64_u64): Likewise.
21000 (vcvtq_n_s32_f32): Likewise.
21001 (vcvtq_n_s64_f64): Likewise.
21002 (vcvtq_n_u32_f32): Likewise.
21003 (vcvtq_n_u64_f64): Likewise.
21004 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
21005 (VSDQ_SDI): Likewise.
21006 (fcvt_target): Support V4DI, V4SI and V2SI.
21007 (FCVT_TARGET): Likewise.
21009 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21011 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
21012 (TYPES_BINOP_SUS): Likewise.
21013 (aarch64_simd_builtin_data): Update include file name.
21014 (aarch64_builtins): Likewise.
21015 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
21016 for conversion between scalar float-point and fixed-point.
21018 (fcvtzs): Likewise.
21019 (fcvtzu): Likewise.
21020 * config/aarch64/aarch64.md
21021 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
21022 pattern for conversion between scalar float to fixed-pointer.
21023 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
21024 (UNSPEC_FCVTZS): New UNSPEC enumeration.
21025 (UNSPEC_FCVTZU): Likewise.
21026 (UNSPEC_SCVTF): Likewise.
21027 (UNSPEC_UCVTF): Likewise.
21028 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
21030 (vcvtd_n_f64_u64): Likewise.
21031 (vcvtd_n_s64_f64): Likewise.
21032 (vcvtd_n_u64_f64): Likewise.
21033 (vcvtd_n_f32_s32): Likewise.
21034 (vcvts_n_f32_u32): Likewise.
21035 (vcvtd_n_s32_f32): Likewise.
21036 (vcvts_n_u32_f32): Likewise.
21037 * config/aarch64/iterators.md (fcvt_target): Support integer to float
21039 (FCVT_TARGET): Likewise.
21040 (FCVT_FIXED2F): New iterator.
21041 (FCVT_F2FIXED): Likewise.
21042 (fcvt_fixed_insn): New define_int_attr.
21044 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21046 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
21047 some statements was removed.
21049 2016-06-08 Alan Hayward <alan.hayward@arm.com>
21051 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
21052 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
21053 (vect_can_advance_ivs_p): likewise.
21054 (vect_update_ivs_after_vectorizer): likewise.
21055 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
21056 (vect_analyze_scalar_cycles_1): likewise.
21057 (vect_analyze_loop_operations): likewise.
21058 (report_vect_op): likewise.
21059 (vect_is_slp_reduction): likewise.
21060 (vect_is_simple_reduction): likewise.
21061 (get_initial_def_for_induction): likewise.
21062 (vect_transform_loop): likewise.
21063 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
21064 (vect_recog_sad_pattern): likewise.
21065 (vect_recog_widen_sum_pattern): likewise.
21066 (vect_recog_widening_pattern): likewise.
21067 (vect_recog_divmod_pattern): likewise.
21068 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
21069 (vect_analyze_slp_instance): likewise.
21070 (vect_transform_slp_perm_load): likewise.
21071 (vect_schedule_slp_instance): likewise.
21073 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21075 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
21076 (return_prediction): PRED_CONST_RETURN predict return as not taken.
21077 * predict.def (PRED_CONTINUE): Change hitrate 50->67
21078 (PRED_LOOP_BRANCH): Document predictor as broken.
21079 (PRED_LOOP_EXIT): Change hitrate 91->92.
21080 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
21081 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
21082 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
21083 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
21084 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
21085 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
21086 (PRED_CALL): Chane hitrate 71->67.
21087 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
21088 (PRED_GOTO): Document as unused right now.
21089 (PRED_CONST_RETURN): Change hitrate 67->69
21090 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
21091 (PRED_NULL_RETURN): Change hitrate 91->90.
21092 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
21093 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
21094 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
21096 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
21098 * config/rs6000/altivec.h: Add __builtin_vec_mul.
21099 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
21100 special case Altivec builtin.
21101 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
21102 VSX_BUILTIN_VEC_MUL (replaced with special case code).
21103 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21104 code for ALTIVEC_BUILTIN_VEC_MUL.
21105 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21106 for __builtin_vec_mul.
21108 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
21110 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
21113 2016-06-07 David Malcolm <dmalcolm@redhat.com>
21115 * spellcheck.c (selftest::test_find_closest_string): New function.
21116 (spellcheck_c_tests): Call the above.
21118 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21120 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
21122 2016-06-07 Jakub Jelinek <jakub@redhat.com>
21124 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
21125 Yv=Yv,C alternatives.
21127 2016-06-07 Richard Biener <rguenther@suse.de>
21130 * common.opt (ffast-math): Make Optimization.
21132 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
21133 Prachi Godbole <prachi.godbole@imgtec.com>
21135 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
21136 `fabs' and `fneg' type attributes.
21137 (p5600_fpu_fabs): Add `fmove' to the comment.
21139 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21141 * gimple.c: Include builtins.h
21142 (gimple_inexpensive_call_p): New function.
21143 * gimple.h (gimple_inexpensive_call_p): Declare.
21144 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
21145 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
21148 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
21150 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
21151 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
21152 warning_at_rich_loc, warning_n, pedwarn, permerror,
21153 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
21154 sorry, fatal_error, internal_error, internal_error_no_backtrace):
21157 2016-06-07 Richard Biener <rguenther@suse.de>
21159 PR tree-optimization/71428
21160 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
21161 BIT_FIELD_REF op vs. load.
21163 2016-06-07 Richard Biener <rguenther@suse.de>
21165 PR middle-end/71423
21166 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
21169 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
21171 * config/pa/pa.md (call): Generate indirect long calls to non-local
21172 functions on TARGET_64BIT.
21173 (call_value): Likewise.
21175 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
21177 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
21178 pattern and subsequent splitters.
21179 (call_val_reg_64bit_post_reload): Likewise.
21181 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
21183 PR middle-end/71408
21184 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
21185 propagate_op_to_single_use.
21187 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
21189 PR middle-end/71281
21190 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
21192 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
21194 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
21195 (enum x86_dirflag_state): New enum.
21196 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
21197 (machine_function): Remove needs_cld.
21198 (ix86_current_function_needs_cld): Remove.
21199 * config/i386/i386.c (ix86_set_func_type): Set
21200 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
21201 (ix86_expand_prologue): Do not emit CLD here.
21202 (ix86_dirflag_mode_needed): New function.
21203 (ix86_dirflag_mode_entry): Ditto.
21204 (ix86_mode_needed): Handle X86_DIRFLAG entity.
21205 (ix86_mode_after): Ditto.
21206 (ix86_mode_entry): Ditto.
21207 (ix86_mode_exit): Ditto.
21208 (ix86_emit_mode_set): Ditto.
21209 * config/i386/i386.md (strmov_singleop): Set
21210 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
21211 Do not set ix86_current_function_needs_cld.
21213 (strset_singleop): Ditto.
21215 (cmpstrnqi_nz_1): Ditto.
21216 (cmpstrnqi_1): Ditto.
21217 (strlenqi_1): Ditto.
21219 2016-06-06 Jakub Jelinek <jakub@redhat.com>
21221 PR tree-optimization/71259
21222 * tree-vect-slp.c (vect_get_constant_vectors): For
21223 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
21224 one for constant op, and use COND_EXPR for non-constant.
21226 2016-06-06 David Malcolm <dmalcolm@redhat.com>
21228 * Makefile.in (OBJS): Add function-tests.o,
21229 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
21230 selftest-run-tests.o.
21231 (OBJS-libcommon): Add selftest.o.
21232 (OBJS-libcommon-target): Add selftest.o.
21233 (all.internal): Add "selftest".
21234 (all.cross): Likewise.
21235 (selftest): New phony target.
21236 (s-selftest): New target.
21237 (selftest-gdb): New phony target.
21238 (COLLECT2_OBJS): Add selftest.o.
21239 * bitmap.c: Include "selftest.h".
21240 (selftest::test_gc_alloc): New function.
21241 (selftest::test_set_range): New function.
21242 (selftest::test_clear_bit_in_middle): New function.
21243 (selftest::test_copying): New function.
21244 (selftest::test_bitmap_single_bit_set_p): New function.
21245 (selftest::bitmap_c_tests): New function.
21246 * common.opt (fself-test): New.
21247 * diagnostic-show-locus.c: Include "selftest.h".
21248 (make_range): New function.
21249 (test_range_contains_point_for_single_point): New function.
21250 (test_range_contains_point_for_single_line): New function.
21251 (test_range_contains_point_for_multiple_lines): New function.
21252 (assert_eq): New function.
21253 (test_get_line_width_without_trailing_whitespace): New function.
21254 (selftest::diagnostic_show_locus_c_tests): New function.
21255 * et-forest.c: Include "selftest.h".
21256 (selftest::test_single_node): New function.
21257 (selftest::test_simple_tree): New function.
21258 (selftest::test_disconnected_nodes): New function.
21259 (selftest::et_forest_c_tests): New function.
21260 * fold-const.c: Include "selftest.h".
21261 (selftest::assert_binop_folds_to_const): New function.
21262 (selftest::assert_binop_folds_to_nonlvalue): New function.
21263 (selftest::test_arithmetic_folding): New function.
21264 (selftest::fold_const_c_tests): New function.
21265 * function-tests.c: New file.
21266 * gimple.c: Include "selftest.h".
21267 Include "gimple-pretty-print.h".
21268 (selftest::verify_gimple_pp): New function.
21269 (selftest::test_assign_single): New function.
21270 (selftest::test_assign_binop): New function.
21271 (selftest::test_nop_stmt): New function.
21272 (selftest::test_return_stmt): New function.
21273 (selftest::test_return_without_value): New function.
21274 (selftest::gimple_c_tests): New function.
21275 * hash-map-tests.c: New file.
21276 * hash-set-tests.c: New file.
21277 * input.c: Include "selftest.h".
21278 (selftest::assert_loceq): New function.
21279 (selftest::test_accessing_ordinary_linemaps): New function.
21280 (selftest::test_unknown_location): New function.
21281 (selftest::test_builtins): New function.
21282 (selftest::test_reading_source_line): New function.
21283 (selftest::input_c_tests): New function.
21284 * rtl-tests.c: New file.
21285 * selftest-run-tests.c: New file.
21286 * selftest.c: New file.
21287 * selftest.h: New file.
21288 * spellcheck.c: Include "selftest.h".
21289 (selftest::levenshtein_distance_unit_test_oneway): New function,
21290 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
21291 (selftest::levenshtein_distance_unit_test): Likewise.
21292 (selftest::spellcheck_c_tests): Likewise.
21293 * toplev.c: Include selftest.h.
21294 (toplev::run_self_tests): New.
21295 (toplev::main): Handle -fself-test.
21296 * toplev.h (toplev::run_self_tests): New.
21297 * tree.c: Include "selftest.h".
21298 (selftest::test_integer_constants): New function.
21299 (selftest::test_identifiers): New function.
21300 (selftest::test_labels): New function.
21301 (selftest::tree_c_tests): New function.
21302 * tree-cfg.c: Include "selftest.h".
21303 (selftest::push_fndecl): New function.
21304 (selftest::test_linear_chain): New function.
21305 (selftest::test_diamond): New function.
21306 (selftest::test_fully_connected): New function.
21307 (selftest::tree_cfg_c_tests): New function.
21308 * vec.c: Include "selftest.h".
21309 (selftest::safe_push_range): New function.
21310 (selftest::test_quick_push): New function.
21311 (selftest::test_safe_push): New function.
21312 (selftest::test_truncate): New function.
21313 (selftest::test_safe_grow_cleared): New function.
21314 (selftest::test_pop): New function.
21315 (selftest::test_safe_insert): New function.
21316 (selftest::test_ordered_remove): New function.
21317 (selftest::test_unordered_remove): New function.
21318 (selftest::test_block_remove): New function.
21319 (selftest::reverse_cmp): New function.
21320 (selftest::test_qsort): New function.
21321 (selftest::vec_c_tests): New function.c.
21322 * wide-int.cc: Include selftest.h and wide-int-print.h.
21323 (selftest::from_int <wide_int>): New function.
21324 (selftest::from_int <offset_int>): New function.
21325 (selftest::from_int <widest_int>): New function.
21326 (selftest::assert_deceq): New function.
21327 (selftest::assert_hexeq): New function.
21328 (selftest::test_printing <VALUE_TYPE>): New function template.
21329 (selftest::test_ops <VALUE_TYPE>): New function template.
21330 (selftest::test_comparisons <VALUE_TYPE>): New function template.
21331 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
21333 (selftest::wide_int_cc_tests): New function.
21335 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21337 PR middle-end/37780
21338 * ifcvt.c (noce_try_ifelse_collapse): New function.
21340 (noce_process_if_block): Call noce_try_ifelse_collapse.
21341 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
21342 (simplify_ternary_operation): Use the above to simplify
21343 conditional CLZ/CTZ expressions.
21345 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21347 PR middle-end/37780
21348 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
21349 define_insn_and_split.
21351 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21353 PR middle-end/37780
21354 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
21356 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
21359 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
21360 Implicitly clobber memory for basic asm with non-empty assembler
21361 string. Use targetm.md_asm_adjust also here.
21362 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
21363 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
21364 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
21365 non-empty assembler string.
21366 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
21367 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
21368 (decode_asm_operands): Handle basic asm in PARALLEL block.
21369 (extract_insn): Handle basic asm in PARALLEL block.
21370 * doc/extend.texi: Mention new behavior of basic asm.
21371 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
21372 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
21373 branch_needs_nop_p): Use asm_noperands.
21375 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
21377 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
21378 Include the M7 SPARC DFA scheduler.
21379 New attribute v3pipe.
21380 Annotate insns with v3pipe where appropriate.
21381 Define cpu_feature vis4.
21382 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
21383 Add (V8QI "8") to vbits.
21384 Add insns {add,sub}v8qi3
21385 Add insns ss{add,sub}v8qi3
21386 Add insns us{add,sub}{v8qi,v4hi}3
21387 Add insns {min,max}{v8qi,v4hi,v2si}3
21388 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
21389 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
21390 * config/sparc/niagara4.md: Add a comment explaining the
21391 discrepancy between the documented latenty numbers and the
21393 * config/sparc/niagara7.md: New file.
21394 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
21395 supports SPARC5 and VIS 4.0 instructions.
21396 * configure: Regenerate.
21397 * config.in: Likewise.
21398 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
21399 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
21400 TARGET_CPU_niagara7.
21401 (ASM_CPU64_DEFAULT_SPEC): Likewise.
21402 (CPP_CPU_SPEC): Handle niagara7.
21403 (ASM_CPU_SPEC): Likewise.
21404 * config/sparc/sparc-opts.h (processor_type): Add
21405 PROCESSOR_NIAGARA7.
21406 (mvis4): New option.
21407 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
21408 (AS_NIAGARA7_FLAG): Define.
21409 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
21410 (CPP_CPU64_DEFAULT_SPEC): Likewise.
21411 (CPP_CPU_SPEC): Handle niagara7.
21412 (ASM_CPU_SPEC): Likewise.
21413 * config/sparc/sparc.c (niagara7_costs): Define.
21414 (sparc_option_override): Handle niagara7 and adjust cache-related
21415 parameters with better values for niagara cpus. Also support VIS4.
21416 (sparc32_initialize_trampoline): Likewise.
21417 (sparc_use_sched_lookahead): Likewise.
21418 (sparc_issue_rate): Likewise.
21419 (sparc_register_move_cost): Likewise.
21420 (dump_target_flag_bits): Support VIS4.
21421 (sparc_vis_init_builtins): Likewise.
21422 (sparc_builtins): Likewise.
21423 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
21425 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
21427 * config/sparc/sparc.opt (sparc_processor_type): New value
21429 * config/sparc/visintrin.h (__attribute__): Prototypes for the
21431 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
21433 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
21436 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
21438 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
21440 2016-06-06 Richard Biener <rguenther@suse.de>
21442 PR tree-optimization/71398
21443 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
21446 2016-06-05 James Bowman <james.bowman@ftdichip.com>
21448 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
21449 ft32_expand_prolog, ft32_expand_epilogue):
21450 Handle pretend_args.
21451 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
21452 * config/ft32/ft32.md: Add pretend_returner.
21454 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
21457 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
21458 Copy op1 RTX to avoid invalid sharing.
21459 (ix86_expand_vector_move_misalign): Ditto.
21461 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
21463 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
21466 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21468 * predict.c (predicted_by_loop_heuristics_p): New function.
21469 (predict_iv_comparison): Use it.
21470 (predict_loops): Walk from innermost loops; do not predict edges
21471 leaving multiple loops multiple times; implement
21472 PRED_LOOP_ITERATIONS_MAX heuristics.
21473 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
21475 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21477 * cfg.c (check_bb_profile): Do not report mismatched profiles when
21478 only edges out of BB are EH edges.
21480 2016-06-04 Martin Sebor <msebor@redhat.com>
21481 Marcin Baczyński <marbacz@gmail.com>
21484 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
21485 a void expression in a void function.
21487 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21489 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
21490 aux; dump reasons of decisions.
21491 (should_duplicate_loop_header_p): Likewise.
21492 (do_while_loop_p): Likewise.
21493 (ch_base::copy_headers): Dump asi num insns duplicated.
21495 2016-06-04 Jakub Jelinek <jakub@redhat.com>
21497 PR tree-optimization/71405
21498 * tree-ssa.c (execute_update_addresses_taken): For clobber with
21499 incompatible type, build a new clobber with the right type instead
21500 of building a VIEW_CONVERT_EXPR around it.
21502 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21504 PR tree-optimization/52171
21505 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
21506 by_pieces_ninsns instead of move_by_pieces_ninsns.
21508 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21510 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
21511 for reg+reg addressing mode.
21513 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21515 * rs6000-c.c (c/c-tree.h): Add #include.
21516 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
21517 in C++ when found in the base position of vec_ld or vec_st.
21519 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21521 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
21522 use of profile unless profile status is PROFILE_READ.
21523 * profile.c (compute_branch_probabilities): Set profile status
21524 only after reporting predictor hitrates.
21526 2016-06-03 Joseph Myers <joseph@codesourcery.com>
21530 * common.opt (ffp-int-builtin-inexact): New option.
21531 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
21532 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
21533 (ceil@var{m}2): Document dependence on this option.
21534 * ipa-inline-transform.c (inline_call): Handle
21535 flag_fp_int_builtin_inexact.
21536 * ipa-inline.c (can_inline_edge_p): Likewise.
21537 * config/i386/i386.md (rintxf2): Do not test
21538 flag_unsafe_math_optimizations.
21539 (rint<mode>2_frndint): New define_insn.
21540 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
21541 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
21542 for 387 instead of extending and truncating.
21543 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
21544 !flag_trapping_math instead of flag_unsafe_math_optimizations.
21545 Change to frndint<mode>2_<rounding>.
21546 (frndintxf2_<rounding>_i387): Likewise. Change to
21547 frndint<mode>2_<rounding>_i387.
21548 (<rounding_insn>xf2): Likewise.
21549 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
21550 !flag_trapping_math instead of flag_unsafe_math_optimizations for
21551 x87. Test TARGET_ROUND || !flag_trapping_math ||
21552 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
21553 SSE. Use ROUND_NO_EXC in constant operand of
21554 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
21555 for 387 instead of extending and truncating.
21557 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
21558 Julia Koval <julia.koval@intel.com>
21570 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
21571 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
21572 all registers, except for function return registers if there are
21573 no caller-saved registers.
21574 (ix86_set_func_type): New function.
21575 (ix86_set_current_function): Call ix86_set_func_type to set
21576 no_caller_saved_registers and func_type. Call reinit_regs if
21577 caller-saved registers are changed. Don't allow MPX, SSE, MMX
21578 nor x87 instructions in interrupt handler nor function with
21579 no_caller_saved_registers attribute.
21580 (ix86_function_ok_for_sibcall): Return false if there are no
21581 caller-saved registers.
21582 (type_natural_mode): Don't warn ABI change for MMX in interrupt
21584 (ix86_function_arg_advance): Skip for callee in interrupt handler.
21585 (ix86_function_arg): Return special arguments in interrupt handler.
21586 (ix86_promote_function_mode): Promote pointer to word_mode only
21587 for normal functions.
21588 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
21590 (ix86_epilogue_uses): New function.
21591 (ix86_hard_regno_scratch_ok): Likewise.
21592 (ix86_save_reg): Preserve all registers in interrupt handler
21593 after reload. Preserve all registers, except for function return
21594 registers, if there are no caller-saved registers after reload.
21595 (find_drap_reg): Always use callee-saved register if there are
21596 no caller-saved registers.
21597 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
21598 for interrupt handler.
21599 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
21600 Emit cld instruction if stringops are used in interrupt handler
21601 or interrupt handler isn't a leaf function.
21602 (ix86_expand_epilogue): Generate interrupt return for interrupt
21603 handler and pop the 'ERROR_CODE' off the stack before interrupt
21604 return in exception handler.
21605 (ix86_expand_call): Disallow calling interrupt handler directly.
21606 If there are no caller-saved registers, mark all registers that
21607 are clobbered by the call which returns as clobbered.
21608 (ix86_handle_no_caller_saved_registers_attribute): New function.
21609 (ix86_handle_interrupt_attribute): Likewise.
21610 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
21612 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
21613 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
21614 accumulation in interrupt function if stack may be realigned to
21616 (EPILOGUE_USES): New.
21617 (function_type): New enum.
21618 (machine_function): Add func_type and no_caller_saved_registers.
21619 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
21620 (interrupt_return): New pattern.
21621 * doc/extend.texi: Document x86 interrupt and
21622 no_caller_saved_registers attributes.
21624 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
21626 PR tree-optimization/52171
21627 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
21628 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
21629 Look for constant strings. Move some code to emit_block_cmp_hints
21631 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
21632 * defaults.h (COMPARE_MAX_PIECES): New macro.
21633 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
21634 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
21635 (clear_by_pieces_1): Don't declare. Move definition before use.
21636 (can_do_by_pieces): New static function.
21637 (can_move_by_pieces): Use it. Return bool.
21638 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
21639 OP. All callers changed. Handle COMPARE_BY_PIECES.
21640 (class pieces_addr); New.
21641 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
21642 pieces_addr::adjust, pieces_addr::increment_address,
21643 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
21645 (class op_by_pieces_d): New.
21646 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
21648 (class move_by_pieces_d, class compare_by_pieces_d,
21649 class store_by_pieces_d): New subclasses of op_by_pieces_d.
21650 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
21651 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
21652 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
21653 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
21654 compare_by_pieces_d::finish_mode): New member functions.
21655 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
21657 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
21658 (emit_block_cmp_hints): New function.
21659 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
21660 use the newly defined classes.
21661 * expr.h (by_pieces_constfn): New typedef.
21662 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
21663 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
21664 (move_by_pieces_ninsns): Don't declare.
21665 (can_move_by_pieces): Change return value to bool.
21666 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
21667 (compare_by_pieces_branch_ratio): New hook.
21668 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
21669 (by_pieces_ninsns): Declare.
21670 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
21672 (default_compare_by_pieces_branch_ratio): New function.
21673 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
21674 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
21675 * doc/tm.texi: Regenerate.
21676 * tree-ssa-strlen.c: Include "builtins.h".
21677 (handle_builtin_memcmp): New static function.
21678 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
21679 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
21681 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21683 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
21684 relevant stmts which are simple and invariant.
21685 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
21686 instead of simple and invariant
21688 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21690 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
21691 (vectorizable_reduction): Check for new relevant state.
21692 (vectorizable_live_operation): vectorize live stmts using
21693 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
21694 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
21695 (vect_stmt_relevant_p): Check for stmts which are only used live.
21696 (process_use): Use of a stmt does not inherit it's live value.
21697 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
21698 (vect_analyze_stmt): Check for new relevant state.
21699 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
21700 outside the loop, but not inside it.
21702 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21704 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
21705 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
21706 (vect_get_vec_def_for_operand): Split out code.
21708 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
21710 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
21712 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21714 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
21716 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21718 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
21720 2016-06-03 Jakub Jelinek <jakub@redhat.com>
21722 PR middle-end/71387
21723 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
21724 to noreturn e->callee->decl that has void return type and void
21725 arguments, adjust gimple_call_fntype and remove lhs even if it had
21726 previously addressable type.
21728 2016-06-02 Jeff Law <law@redhat.com>
21730 PR tree-optimization/71328
21731 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
21732 error when checking for a jump back onto the copied path.
21734 2016-06-02 David Malcolm <dmalcolm@redhat.com>
21736 * config/microblaze/microblaze.c (get_branch_target): Add return
21737 NULL_RTX for the non-CALL_P case.
21738 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
21739 (insert_wic): Remove unused local "j".
21741 2016-06-02 Martin Liska <mliska@suse.cz>
21743 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
21745 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
21746 Julia Koval <julia.koval@intel.com>
21748 * function.c (assign_parm_setup_stack): Force source into a
21749 register if needed.
21750 * target.def (function_incoming_arg): Update documentation to
21751 allow arbitrary address computation based on hard register.
21752 * doc/tm.texi: Regenerated.
21754 2016-06-02 Martin Liska <mliska@suse.cz>
21756 * predict.c (combine_predictions_for_bb): Fix first match in
21757 cases where a first predictor contains more than one occurence
21758 in list of predictors. Take the best value in such case.
21760 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21762 PR rtl-optimization/71295
21763 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
21764 offset would go over the size of the inner mode reject it.
21766 2016-06-02 Jakub Jelinek <jakub@redhat.com>
21768 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
21769 x=x,x and v=v,m instead of x=x,m.
21771 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
21772 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
21773 alternative to v=rm,C.
21775 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
21776 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
21777 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
21778 instead of vex for the last two above mentioned alternatives.
21780 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21783 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
21785 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
21787 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
21789 2016-06-01 David Malcolm <dmalcolm@redhat.com>
21791 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
21792 from int to unsigned.
21794 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21796 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
21797 alternatives, eliminating preferred register class. Add support
21798 for the MTVSRDD instruction in ISA 3.0.
21799 (vsx_splat_v4si_internal): Use splat_input_operand instead of
21800 reg_or_indexed_operand.
21801 (vsx_splat_v4sf_internal): Likewise.
21803 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21806 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
21807 for loading up all 0's or all 1's.
21809 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
21811 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
21813 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
21815 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
21817 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
21818 * gcc.c (set_source_date_epoch_envvar): New function, sets
21819 the SOURCE_DATE_EPOCH environment variable to the current time.
21821 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21823 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
21824 the factor for live Phi nodes.
21826 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21828 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
21829 * tree-parloops.c (parallelize_loops): likewise.
21830 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
21831 tree_unswitch_outer_loop): likewise.
21833 2016-06-01 Jakub Jelinek <jakub@redhat.com>
21835 PR middle-end/71371
21836 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
21837 around creation of the temporary.
21839 2016-06-01 Richard Biener <rguenther@suse.de>
21841 PR tree-optimization/71366
21842 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
21843 (unloop_loops): Move removing edges here ...
21844 (try_unroll_loop_completely): ... from here.
21845 (try_peel_loop): ... and here.
21846 (tree_unroll_loops_completely_1): Track parent loops via
21847 bitmap of header BBs.
21848 (tree_unroll_loops_completely): Adjust for that.
21850 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
21852 * config/rs6000/altivec.h (vec_slv): New macro.
21853 (vec_srv): New macro.
21854 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
21855 (UNSPEC_VSRV): New value.
21858 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
21859 (vsrv): New builtin definition.
21860 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
21861 define argument types for new builtin.
21862 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
21864 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
21867 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
21868 Jocelyn Mayer <l_indien@magic.fr>
21871 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
21872 detect processor family for signature_CENTAUR_ebx.
21873 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
21874 signature_CENTAUR_ebx.
21875 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
21876 <default>: Pass x86-64 for has_longmode.
21878 2016-06-01 Nathan Sidwell <nathan@acm.org>
21880 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
21883 2016-06-01 Richard Biener <rguenther@suse.de>
21885 PR tree-optimization/71261
21886 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
21887 of stmts successfully put in the bool pattern. Remove
21888 single-use restriction.
21889 (adjust_bool_pattern_cast): Add cast at the use site via the
21890 pattern def sequence.
21891 (adjust_bool_pattern): Remove recursion, maintain a hash-map
21892 of patterned defs. Use the pattern def seqence instead of
21893 multiple independent patterns.
21894 (sort_after_uid): New qsort compare function.
21895 (adjust_bool_stmts): New function to process stmts in the bool
21896 pattern in IL order.
21897 (vect_recog_bool_pattern): Adjust.
21898 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
21899 (ifcvt_walk_pattern_tree): Likewise.
21900 (stmt_is_root_of_bool_pattern): Likewise.
21901 (ifcvt_repair_bool_pattern): Likewise.
21902 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
21904 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21906 * loop-unroll.c (decide_unroll_constant_iterations,
21907 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
21908 likely upper bounds.
21909 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
21911 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
21913 * tree-core.h (enum omp_clause_code): Remove
21914 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
21916 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21918 * config/arm/sync.md (arm_store_exclusive<mode>):
21919 Use 'H' output modifier on operands[2] rather than creating a new
21920 entry in out-of-bounds memory of the operands array.
21921 (arm_store_release_exclusivedi): Likewise.
21923 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21925 * config/arm/arm.c (arm_fusion_enabled_p): New function.
21926 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
21927 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
21928 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21930 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21932 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
21933 into account live statements for mask producers.
21935 2016-06-01 Richard Biener <rguenther@suse.de>
21937 PR tree-optimization/71311
21938 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
21939 restrict to non-INTEGER_CST @0.
21941 2016-06-01 Richard Biener <rguenther@suse.de>
21943 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
21944 (relational patterns): Use :c to avoid pattern duplications.
21946 2016-06-01 Richard Biener <rguenther@suse.de>
21948 * genmatch.c (comparison_code_p): New predicate.
21949 (swap_tree_comparison): New function.
21950 (commutate): Add for_vec parameter to append new for entries.
21951 Support commutating relational operators by swapping it alongside
21953 (lower_commutative): Adjust.
21954 (dt_simplify::gen): Do not pass artificial operators to gen
21956 (decision_tree::gen): Do not add artificial operators as parameters.
21957 (parser::parse_expr): Verify operator commutativity when :c is
21958 applied. Allow :C to override this.
21959 * match.pd: Adjust patterns to use :C instead of :c where required.
21961 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
21963 PR tree-optimization/71077
21964 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
21965 the combining step, use boolean_false_node and boolean_true_node
21966 as the designated false/true return values.
21968 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21970 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
21971 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
21972 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
21975 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21977 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
21978 of flags impliying the register renaming.
21979 * toplev.c (process_options): Do not imply flag_rename_registers with
21982 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21984 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
21985 default implementation.
21987 2016-05-31 Nathan Sidwell <nathan@acm.org>
21989 * dwarf2out.c (cur_line_info_table): Add GTY marker.
21991 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21993 * config/sh/constraints.md (b): Remove constraint.
21994 * config/sh/predicates.md (arith_reg_operand): Remove
21996 * config/sh/sh-modes.def (PDI): Remove.
21997 * config/sh/sh.c (sh_target_reg_class,
21998 sh_optimize_target_register_callee_saved): Remove functions.
21999 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
22000 (sh_expand_epilogue): Update comment.
22001 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
22002 sh_secondary_reload): Remove TARGET_REGS related code.
22003 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
22004 TARGET_REGISTER_P): Remove macros.
22005 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
22006 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
22007 TR1_REG, TR2_REG): Remove constants.
22008 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
22010 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22012 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
22013 define_expand patterns.
22014 (adddi3_compact): Rename to adddi3.
22015 (subdi3_compact): Rename to subdi3.
22016 (*negdi2): Rename to negdi2.
22017 (*abs<mode>2): Rename to abs<mode>2.
22019 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22021 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
22022 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
22023 (atomic_sub_fetchsi): ... this new pattern.
22024 (mvtc): Add CC_REG clobber.
22026 2016-05-31 Marek Polacek <polacek@redhat.com>
22028 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
22030 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22032 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
22033 aarch64_fusion_enabled_p to check for fusion capabilities.
22035 2016-05-31 Richard Biener <rguenther@suse.de>
22037 PR tree-optimization/71352
22038 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
22039 minus one and a negate.
22041 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22043 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
22044 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
22046 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
22047 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
22048 Remove use of aarch64_simd_attr_length_move, set length attribute
22050 (*aarch64_be_movoi): Likewise.
22051 (*aarch64_be_movci): Likewise.
22052 (*aarch64_be_movxi): Likewise.
22054 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
22056 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
22057 It no longer does that.
22058 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
22060 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
22062 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
22063 attribute __unused__.
22065 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
22067 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
22068 * config/arm/arm.c (arm_arch_thumb1): Define.
22069 (arm_option_override): Initialize arm_arch_thumb1.
22070 * config/arm/arm.h (arm_arch_thumb1): Declare.
22071 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
22072 support Thumb-1 ISA.
22074 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
22077 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
22078 `Yv' for scalar operand.
22080 2016-05-31 Tom de Vries <tom@codesourcery.com>
22082 PR tree-optimization/69068
22083 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
22084 phis with more than two args.
22086 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
22088 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
22089 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
22092 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
22094 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
22096 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22098 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
22099 cpu_32, cpu_64, tune_32 and tune_64.
22100 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
22102 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
22104 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
22106 2016-05-30 Andi Kleen <ak@linux.intel.com>
22108 * auto-profile.c (read_profile): Replace asserts with errors
22109 when file does not exist.
22110 * gcov-io.c (gcov_read_words): Dito.
22112 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22114 * tree-cfg.c (print_loop): Print likely upper bounds.
22116 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22118 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
22119 * opts.c (default_options): Enable peel loops at -O3.
22120 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
22121 (try_peel_loop): Do not re-peel already peeled loops;
22122 use likely upper bounds; fix profile updating.
22123 (pass_complete_unroll::execute): Initialize peeled_loops.
22125 2016-05-30 Martin Liska <mliska@suse.cz>
22127 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
22128 computed costs by frequency of BB they belong to.
22129 (get_scaled_computation_cost_at): New function.
22131 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
22132 Marc Glisse <marc.glisse@inria.fr>
22134 PR tree-optimization/71289
22135 * match.pd (-1 / B < A, A > -1 / B): New transformations.
22137 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22139 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
22141 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22143 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
22144 for peeled copies; avoid underflow when updating estimates; correctly
22145 scale loop profile.
22147 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22149 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
22150 r236875. Corrected oe3 to oe2 as obvious.
22152 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22154 PR middle-end/71269
22155 PR middle-end/71252
22156 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
22157 that inserted stmt will not dominate stmts that defines its operand.
22158 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
22159 (rewrite_expr_tree_parallel): Likewise.
22161 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22163 PR middle-end/71252
22164 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
22165 all fields including stmt_to_insert are swapped.
22167 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22169 * predict.h (force_edge_cold): Declare.
22170 * predict.c (force_edge_cold): New function.
22171 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
22173 (canonicalize_loop_induction_variables): Fix formating.
22175 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
22177 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
22178 (visium_expand_copysign): Use gen_int_mode directly.
22179 (visium_compute_frame_size): Minor tweaks.
22181 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22183 * tree-vect-loop.c (vect_analyze_loop_2): Use
22184 likely_max_stmt_executions_int.
22186 2016-05-30 Tom de Vries <tom@codesourcery.com>
22188 PR tree-optimization/69067
22189 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
22191 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
22194 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
22195 New peepholes to remove unneeded fild/fistp pairs.
22196 (define_peephole2 atomic_loaddi_fpu): Ditto.
22198 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22200 * predict.c (maybe_hot_frequency_p): Avoid division.
22202 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
22204 * doc/install.texi: Use https for shop.fsf.org.
22206 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22208 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
22209 likely_max_stmt_executions_int.
22211 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22213 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
22214 likely_max_stmt_executions_int.
22216 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22218 * profile.c (compute_branch_probabilities): Do not report hitrates
22220 (branch_prob): Report hitrates here.
22221 * predict.c (gimple_predict_edge): Do not assert profile status;
22222 fix formatting issues.
22224 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22226 * predict.c (edge_predicted_by_p): New function.
22227 (predict_paths_for_bb): Do not put multiple predictions of the same type
22230 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22232 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
22235 2016-05-28 Alan Modra <amodra@gmail.com>
22237 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
22239 2016-05-28 Alan Modra <amodra@gmail.com>
22241 PR rtl-optimization/71275
22242 * ira.c (ira): Free dominance info.
22244 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
22246 * doc/sourcebuild.texi: New address for upstream Go repository.
22248 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
22250 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
22251 (TARGET_ARM_V7M): Likewise.
22253 2016-05-26 Jeff Law <law@redhat.com>
22255 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
22256 (thread_across_edge): Remove calls to find_jump_threads_backwards.
22257 * passes.def: Add jump threading passes before DOM/VRP.
22258 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
22259 argument to a basic block from an edge. Remove tests which are
22261 (pass_data_thread_jumps, class pass_thread_jumps): New.
22262 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
22263 (make_pass_thread_jumps): Likewise.
22264 * tree-pass.h (make_pass_thread_jumps): Declare.
22266 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
22268 * config/visium/visium-protos.h (split_double_move): Rename into...
22269 (visium_split_double_move): ...this.
22270 (visium_split_double_add): Declare.
22271 * config/visium/visium.c (split_double_move): Rename into...
22272 (visium_split_double_move): ...this.
22273 (visium_split_double_add): New function.
22274 (visium_expand_copysign): Renumber operands for consistency.
22275 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
22276 (DFmode move splitter): Likewise.
22277 (*addi3_insn): Split by means of visium_split_double_add.
22278 (*adddi3_insn_flags): Delete.
22279 (*plus_plus_sltu<subst_arith>): New insn.
22280 (*subdi3_insn): Split by means of visium_split_double_add.
22281 (subdi3_insn_flags): Delete.
22282 (*minus_minus_sltu<subst_arith>): New insn.
22283 (*negdi2_insn): Split by means of visium_split_double_add.
22284 (*negdi2_insn_flags): Delete.
22286 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
22288 * configure.ac: Treat a --with-headers option without argument
22289 the same as the default (i.e. consult sys-include directory).
22290 * configure: Regenerate.
22292 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22294 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
22295 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
22297 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
22298 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
22300 2016-05-27 Jiong Wang <jiong.wang@arm.com>
22303 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
22304 tree-stdarg analysis results.
22305 (aarch64_setup_incoming_varargs): Likewise.
22307 2016-05-27 Jiong Wang <jiong.wang@arm.com>
22309 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
22310 va_list_gpr_counter_field and va_list_fpr_counter_field.
22312 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
22315 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
22316 * config/aarch64/aarch64.c
22317 (aarch64_cannot_change_mode_class): Remove function.
22318 * config/aarch64/aarch64-protos.h
22319 (aarch64_cannot_change_mode_class): Remove.
22321 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22323 * cfgloop.c (record_niter_bound): Record likely upper bounds.
22324 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
22325 get_likely_max_loop_iterations_int): New.
22326 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
22327 any_likely_upper_bound.
22328 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
22330 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
22331 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
22333 (unroll_loop_constant_iterations): Likewise.
22334 (unroll_loop_runtime_iterations): Likewise.
22335 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
22336 * lto-streamer-out.c (output_cfg): Likewise.
22337 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
22339 (canonicalize_loop_induction_variables): Dump likely upper bounds.
22340 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
22341 (likely_max_loop_iterations): New.
22342 (likely_max_loop_iterations_int): New.
22343 (likely_max_stmt_executions): New.
22344 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
22345 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
22346 likely_max_stmt_executions): Declare.
22348 2016-05-27 Marek Polacek <polacek@redhat.com>
22350 PR middle-end/71308
22351 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
22353 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22355 * config/s390/s390.md (2x risbg splitters): Use
22356 reg_overlap_mentioned_p instead of rtx_equal_p.
22358 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
22360 * combine.c (make_compound_operation): Take known zero bits into
22361 account when checking for possible zero_extend.
22363 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22365 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
22366 Use const_int_operand for operand 2 predicate. Simplify expand code
22369 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
22371 PR middle-end/71279
22372 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
22375 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22377 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
22378 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
22379 that returns CC_SESWPmode and CC_ZESWPmode.
22380 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
22382 (aarch64_rtx_costs): Likewise.
22384 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
22386 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
22387 for ISA 3.0 min/max support.
22388 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
22389 conditional move support.
22390 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
22391 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
22393 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
22394 conditional moves where the comparison type is different from move
22396 (fp_minmax): New code iterator for smin/smax.
22397 (minmax): New code attributes for min/max.
22398 (SMINMAX): Likewise.
22399 (smax<mode>3): Combine min, max insns into one insn using the
22400 fp_minmax code iterator. Add support for ISA 3.0 min/max
22401 instructions that don't need -ffast-math.
22402 (s<minmax><mode>3): Likewise.
22403 (smax<mode>3_vsx): Likewise.
22404 (smin<mode>3): Likewise.
22405 (s<minmax><mode>3_vsx): Likewise.
22406 (smin<mode>3_vsx): Likewise.
22407 (pre-VSX min/max splitters): Likewise.
22408 (s<minmax><mode>3_fpr): Likewise.
22409 (movsfcc): Rewrite floating point conditional moves to combine
22410 SFmode/DFmode into a single insn.
22411 (mov<mode>cc): Likewise.
22412 (movdfcc): Likewise.
22413 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
22414 SFDF2 iterators to handle all combinations.
22415 (fseldfsf4): Likewise.
22416 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
22417 (fseldfdf4): Likewise.
22418 (fselsfdf4): Likewise.
22419 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
22420 comparison instructions that set a 0/-1 mask, and use it for
22421 floating point conditional move via XXSEL.
22422 (fpmask<mode>): Likewise.
22423 (xxsel<mode>): Likewise.
22424 * config/rs6000/predicates.md (min_max_operator): Delete, no
22426 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
22427 instructions that generate a 0/-1 mask for use with XXSEL.
22428 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
22429 say whether floating point min/max is available, either through
22430 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
22431 (TARGET_MINMAX_DF): Likewise.
22433 2016-05-27 Alan Modra <amodra@gmail.com>
22435 PR rtl-optimization/71275
22436 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
22437 for update_equiv_regs and combine_and_move_insns.
22439 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
22441 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
22442 if_then_else or cond RTXes to calculate attribute value.
22443 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
22444 <attr "length_immediate>: Ditto.
22445 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
22446 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
22447 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
22448 <attr "type">: Ditto.
22449 <attr "prefix_data16">: Ditto.
22450 <attr "prefix_extra">: Ditto.
22451 <attr "length_immediate">: Ditto.
22452 <attr "prefix">: Ditto.
22453 (vec_set<mode>_0) <attr "isa">: Ditto.
22454 <attr "prefix_extra">: Ditto.
22455 <attr "length_immediate">: Ditto.
22456 <attr "prefix">: Ditto.
22457 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
22458 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
22459 (sse2_storelpd) <attr "prefix_data16">: Ditto.
22460 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
22461 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
22462 <attr "length_immediate">: Ditto.
22463 <attr "prefix">: Ditto.
22464 (sse2_movsd) <attr "length_immediate">: Ditto.
22465 <attr "prefix">: Ditto.
22466 (vec_concatv2df) <attr "isa">: Ditto.
22467 <attr "prefix">: Ditto.
22468 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
22469 (*vec_extractv2di_1) <attr "isa">: Ditto.
22470 <attr "type">: Ditto.
22471 <attr "length_immediate">: Ditto.
22472 <attr "prefix_rex">: Ditto.
22473 <attr "prefix_extra">: Ditto.
22474 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
22475 <attr "prefix_extra">: Ditto.
22476 <attr "length_immediate">: Ditto.
22477 (vec_concatv2di) <attr "isa">: Ditto.
22478 <attr "prefix_extra">: Ditto.
22479 <attr "length_immediate">: Ditto.
22480 <attr "prefix">: Ditto.
22482 2016-05-26 Martin Liska <mliska@suse.cz>
22484 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
22486 (operator+): Likewise.
22487 (operator-): Likewise.
22488 (comp_cost::operator+=): Likewise.
22489 (comp_cost::operator-=): Likewise.
22490 (comp_cost::operator/=): Likewise.
22491 (comp_cost::operator*=): Likewise.
22492 (operator<): Likewise.
22493 (operator==): Likewise.
22494 (operator<=): Likewise.
22495 (new_cost): Remove.
22496 (infinite_cost_p): Likewise.
22497 (add_costs): Likewise.
22498 (sub_costs): Likewise.
22499 (compare_costs): Likewise.
22500 (set_group_iv_cost): Use the newly introduced functions.
22501 (get_address_cost): Likewise.
22502 (get_shiftadd_cost): Likewise.
22503 (force_expr_to_var_cost): Likewise.
22504 (split_address_cost): Likewise.
22505 (ptr_difference_cost): Likewise.
22506 (difference_cost): Likewise.
22507 (get_computation_cost_at): Likewise.
22508 (determine_group_iv_cost_generic): Likewise.
22509 (determine_group_iv_cost_address): Likewise.
22510 (determine_group_iv_cost_cond): Likewise.
22511 (autoinc_possible_for_pair): Likewise.
22512 (determine_group_iv_costs): Likewise.
22513 (cheaper_cost_pair): Likewise.
22514 (iv_ca_recount_cost): Likewise.
22515 (iv_ca_set_no_cp): Likewise.
22516 (iv_ca_set_cp): Likewise.
22517 (iv_ca_cost): Likewise.
22518 (iv_ca_new): Likewise.
22519 (iv_ca_dump): Likewise.
22520 (iv_ca_narrow): Likewise.
22521 (iv_ca_prune): Likewise.
22522 (iv_ca_replace): Likewise.
22523 (try_add_cand_for): Likewise.
22524 (try_improve_iv_set): Likewise.
22525 (find_optimal_iv_set): Likewise.
22527 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
22529 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
22530 that internal functions will clobber all caller-saved registers.
22532 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22534 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
22535 Return a better case_values_threshold when optimizing.
22537 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22539 * config/aarch64/aarch64-simd.md (aarch64_combinez):
22540 Add ? to integer variant.
22541 (aarch64_combinez_be): Likewise.
22543 2016-05-26 Jakub Jelinek <jakub@redhat.com>
22545 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
22546 instead of x constraint.
22547 (vcvtps2ph256<mask_name>): Likewise.
22549 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
22550 alternative. Formatting fix.
22552 * config/i386/sse.md
22553 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
22555 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
22556 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
22557 maybe_evex prefix instead of vex.
22558 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
22559 EXT_REX_SSE_REG_P (op0) case in the splitter.
22561 2016-05-25 Jeff Law <law@redhat.com>
22563 PR tree-optimization/71272
22564 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
22565 Update comments. Add test for empty path.
22567 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
22569 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
22570 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
22571 special case builtin.
22572 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
22573 code for ALTIVEC_BUILTIN_VEC_CMPNE.
22574 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
22575 for __builtin_vec_cmpne.
22577 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
22579 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
22580 redundant test and bail out if the type of the new operand is not
22581 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
22583 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22585 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
22586 (x_ix86_target_flags_explicit): Remove.
22587 * config/i386/i386.c (ix86_function_specific_save): Do not copy
22588 x_ix86_target_flags_explicit.
22589 (ix86_function_specific_restore): Ditto.
22591 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22592 H.J. Lu <hongjiu.lu@intel.com>
22595 * common/config/i386/i386-common.c
22596 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
22597 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
22598 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
22599 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
22600 (-mgeneral-regs-only): Add new option.
22601 * config/i386/i386.c (ix86_option_override_internal): Don't enable
22602 x87 instructions if only general registers are allowed.
22603 (ix86_target_string): Add ix86_flags argument. Handle additional
22604 flags options through ix86_flags argument. Update all callers.
22605 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
22607 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22609 PR rtl-optimization/66940
22610 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
22611 decrementing desired_val will not overflow before performing these
22614 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
22616 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
22617 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
22618 * config/i386/i386.c (enum ix86_builtins): Add
22619 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
22620 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
22621 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
22622 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
22623 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
22624 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
22625 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
22626 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
22627 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
22628 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
22629 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
22630 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
22631 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
22632 __builtin_ia32_cvtps2dq512_mask.
22633 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
22634 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
22635 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
22636 * config/i386/sse.md
22637 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
22639 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
22640 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
22642 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
22643 (avx512f_vec_pack_sfix_v8df): New define_expand.
22644 (avx512f_roundpd512): Rename to ...
22645 (avx512f_round<castmode>512): ... this. Change iterator.
22646 (avx512f_roundps512_sfix): New define_expand.
22647 (round<mode>2_sfix): Change iterator.
22649 2016-05-25 Nick Clifton <nickc@redhat.com>
22651 * config/msp430/msp430.c (msp430_attr): Produce an error if a
22652 static interrupt handler is detected.
22653 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
22654 default linker script.
22655 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
22656 the low part of a symbolic pointer.
22658 2016-05-25 Richard Biener <rguenther@suse.de>
22660 PR tree-optimization/71261
22661 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
22662 interesting stmt instead of immediate uses when looking
22663 for the use operand to replace.
22665 2016-05-25 Martin Liska <mliska@suse.cz>
22667 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
22669 2016-05-25 Richard Biener <rguenther@suse.de>
22671 PR tree-optimization/71264
22672 * tree-vect-stmts.c (vect_init_vector): Properly deal with
22675 2016-05-25 Martin Liska <mliska@suse.cz>
22677 PR tree-optimization/71239
22678 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
22679 if DECL_SIZE is NULL.
22681 2016-05-25 Richard Biener <rguenther@suse.de>
22683 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
22684 * tree-if-conv.c (pass_data_if_conversion): Use it.
22686 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
22688 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
22689 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
22690 * varpool.c (varpool_node::get_availability): Likewise.
22692 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22694 * config/rs6000/altivec.md (VNEG iterator): New iterator for
22695 VNEGW/VNEGD instructions.
22696 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
22697 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
22698 support for ISA 3.0 VNEGW/VNEGD instructions.
22700 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
22702 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
22703 pointers inside OACC_DATA regions.
22704 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
22705 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
22706 (gimplify_adjust_omp_clauses): Fix typo in comment.
22708 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22710 * config/rs6000/altivec.md (VParity): New mode iterator for vector
22711 parity built-in functions.
22712 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
22714 (p9v_parity<mode>2): Likewise.
22715 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
22717 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
22718 (parity<mode>2): ISA 3.0 expander for vector parity.
22719 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
22721 (BU_P9_64BIT_MISC_0): Likewise.
22722 (BU_P9_MISC_0): Likewise.
22723 (BU_P9V_AV_1): Likewise.
22724 (BU_P9V_AV_2): Likewise.
22725 (BU_P9V_AV_3): Likewise.
22726 (BU_P9V_AV_P): Likewise.
22727 (BU_P9V_VSX_1): Likewise.
22728 (BU_P9V_OVERLOAD_1): Likewise.
22729 (BU_P9V_OVERLOAD_2): Likewise.
22730 (BU_P9V_OVERLOAD_3): Likewise.
22731 (VCTZB): Add vector count trailing zeros support.
22735 (VPRTYBD): Add vector parity support.
22736 (VPRTYBQ): Likewise.
22737 (VPRTYBW): Likewise.
22738 (VCTZ): Add overloaded vector count trailing zeros support.
22739 (VPRTYB): Add overloaded vector parity support.
22740 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22741 overloaded vector count trailing zeros and parity instructions.
22742 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
22743 vector parity support.
22744 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
22745 trailing zeros support.
22746 (vec_cntlz): Likewise.
22747 (vec_vctzb): Likewise.
22748 (vec_vctzd): Likewise.
22749 (vec_vctzh): Likewise.
22750 (vec_vctzw): Likewise.
22751 (vec_vprtyb): Add ISA 3.0 vector parity support.
22752 (vec_vprtybd): Likewise.
22753 (vec_vprtybw): Likewise.
22754 (vec_vprtybq): Likewise.
22755 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
22756 the ISA 3.0 vector count trailing zeros and vector parity built-in
22759 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22761 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
22762 when there is stmt_to_insert.
22764 2016-05-24 Martin Sebor <msebor@redhat.com>
22767 * tree.h (complete_or_array_type_p): New inline function.
22769 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22771 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
22772 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
22773 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
22775 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
22776 Limit 1st alternative to noavx isa, split 2nd alternative into one
22777 noavx and one avx alternative, use *x and Bm in the former and
22778 x and m in the latter.
22780 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
22781 of sse4 for the first alternative, drop %v from the template
22782 and d operand modifier. Split second alternative into one sse4_noavx
22783 and one avx alternative, use *x instead of *v in the former and v
22784 instead of *v in the latter.
22785 (*sse4_1_extractps): Use noavx isa instead of * for the first
22786 alternative, drop %v from the template. Split second alternative into
22787 one noavx and one avx alternative, use *x instead of *v in the
22788 former and v instead of *v in the latter.
22789 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
22790 with noavx and the last one with avx.
22791 (sse4_1_phminposuw): Guard first alternative with noavx isa,
22792 split the second one into one noavx and one avx alternative,
22793 use *x and Bm in the former and x and m in the latter one.
22794 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
22797 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
22798 first two alternatives to noavx, use *x instead of *v in the second
22799 one, add avx alternative without *.
22800 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
22801 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
22802 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
22804 2016-05-24 Jeff Law <law@redhat.com>
22806 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
22807 New function, extracted from...
22808 (fsm_find_control_statement_thread_paths): Here. Use the new function.
22809 Allow simple copies and constant initializations in the SSA chain.
22811 2016-05-24 Marek Polacek <polacek@redhat.com>
22814 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
22817 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22820 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
22821 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
22822 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
22823 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
22824 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
22826 2016-05-24 Richard Biener <rguenther@suse.de>
22828 PR tree-optimization/71240
22829 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
22832 2016-05-24 Richard Biener <rguenther@suse.de>
22834 PR tree-optimization/71230
22835 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
22837 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22839 * tree-vectorizer.h (vectorizable_comparison): Delete.
22840 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
22841 PURE_SLP_STMT check.
22842 * tree-vect-stmts.c (vectorizable_call): Likewise.
22843 (vectorizable_simd_clone_call): Likewise.
22844 (vectorizable_conversion): Likewise.
22845 (vectorizable_assignment): Likewise.
22846 (vectorizable_shift): Likewise.
22847 (vectorizable_operation): Likewise.
22848 (vectorizable_load): Likewise.
22849 (vectorizable_condition): Likewise.
22850 (vectorizable_store): Likewise. Assert that we don't have
22852 (vectorizable_comparison): Make static. Remove redundant
22853 PURE_SLP_STMT check.
22854 (vect_transform_stmt): Assert that we always have an slp_node
22857 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22859 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
22860 operands[2] against 1 with comparison against CONST1_RTX.
22861 (<shift>di3_neon): Likewise.
22862 * config/arm/predicates.md (const0_operand): Replace with comparison
22863 against CONST0_RTX.
22865 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22867 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
22868 operands[2] against 1 with comparison against CONST1_RTX.
22869 (ashrdi3): Likewise.
22870 (lshrdi3): Likewise.
22871 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
22873 (ashrsi3): Likewise.
22874 (lshrsi3): Likewise.
22875 (rotrsi3): Likewise.
22876 (define_split above *compareqi_eq0): Likewise.
22877 (define_split above "prologue"): Likewise.
22878 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
22879 * config/arm/predicates.md (shift_operator): Likewise.
22880 (shift_nomul_operator): Likewise.
22881 (sat_shift_operator): Likewise.
22882 (thumb1_cmp_operand): Likewise.
22883 (const_neon_scalar_shift_amount_operand): Replace manual range
22884 check with IN_RANGE.
22885 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
22886 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
22888 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22890 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
22891 with HOST_WIDE_INT_1.
22893 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
22894 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
22895 (arm_canonicalize_comparison): Likewise.
22896 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
22898 (thumb1_size_rtx_costs): Likewise.
22899 (vfp_const_double_index): Replace cast of 1 to unsigned
22900 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22901 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
22903 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
22904 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22905 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
22906 HOST_WIDE_INT with HOST_WIDE_INT_1.
22908 2016-05-24 Marek Polacek <polacek@redhat.com>
22910 * tree-cfg.h (should_remove_lhs_p): New predicate.
22911 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
22912 * gimplify.c (gimplify_modify_expr): Likewise.
22913 * tree-cfg.c (verify_gimple_call): Likewise.
22914 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
22915 * gimple-fold.c: Include "tree-cfg.h".
22916 (gimple_fold_call): Use should_remove_lhs_p.
22918 2016-05-24 Richard Biener <rguenther@suse.de>
22920 PR tree-optimization/71253
22921 * cfganal.h (control_dependences): Make robust against edge
22923 (control_dependences::control_dependences): Remove edge_list argument.
22924 (control_dependences::get_edge): Remove.
22925 (control_dependences::get_edge_src): Add.
22926 (control_dependences::get_edge_dest): Likewise.
22927 (control_dependences::m_el): Make a vector of edge src/dest index.
22928 * cfganal.c (control_dependences::find_control_dependence): Adjust.
22929 (control_dependences::control_dependences): Likewise.
22930 (control_dependences::~control_dependence): Likewise.
22931 (control_dependences::get_edge): Remove.
22932 (control_dependences::get_edge_src): Add.
22933 (control_dependences::get_edge_dest): Likewise.
22934 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
22936 (perform_tree_ssa_dce): Adjust.
22937 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
22939 (pass_loop_distribution::execute): Adjust. Do loop destroying
22940 conditional on changed.
22942 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22945 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
22946 return. Reindent transformation comment and mention the ARM state
22949 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22951 PR middle-end/71252
22952 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
22953 after build_and_add_sum creates new use stmt.
22955 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22957 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
22958 load_lanes/grouped_load classification comes first. Don't check
22959 whether the vectorization factor is a multiple of the group size
22962 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22964 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
22965 GROUP_GAP for single-element interleaving.
22966 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
22969 2016-05-24 Richard Biener <rguenther@suse.de>
22971 PR middle-end/70434
22973 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
22974 bases which are accessed with non-invariant indices.
22975 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
22976 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
22978 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22980 PR middle-end/71170
22981 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
22982 (add_to_ops_vec): Add stmt_to_insert.
22983 (add_repeat_to_ops_vec): Init stmt_to_insert.
22984 (insert_stmt_before_use): New.
22985 (transform_add_to_multiply): Remove mult_stmt insertion and add it
22987 (get_ops): Init stmt_to_insert.
22988 (maybe_optimize_range_tests): Likewise.
22989 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
22990 (rewrite_expr_tree_parallel): Likewise.
22991 (reassociate_bb): Likewise.
22993 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22996 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
22997 ISA 3.0 xxperm fusion alternative.
22998 (altivec_vperm_v8hiv16qi): Likewise.
22999 (altivec_vperm_<mode>_uns_internal): Likewise.
23000 (vperm_v8hiv4si): Likewise.
23001 (vperm_v16qiv8hi): Likewise.
23003 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
23004 Kelvin Nilsen <kelvin@gcc.gnu.org>
23006 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
23007 vpermr/xxpermr on ISA 3.0.
23008 (altivec_expand_vec_perm_le): Likewise.
23009 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
23010 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
23013 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
23015 * config/i386/i386.h (IS_STACK_MODE): Enable for
23016 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
23017 SSE_FLOAT_MODE_P macros.
23018 * config/i386/i386.c (ix86_preferred_reload_class): Use
23019 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
23020 Cleanup regclass processing for CONST_DOUBLE_P.
23021 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
23022 (ix86_rtx_costs): Remove redundant TARGET_80387 check
23023 with IS_STACK_MODE macro.
23024 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
23026 (*movdf_internal): Use IS_STACK_MODE macro.
23027 (*movsf_internal): Ditto.
23029 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
23031 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
23032 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
23034 2016-05-23 Jeff Law <law@redhat.com>
23036 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
23038 (fsm_find_control_statement_thread_paths): Call it.
23040 2016-05-23 Martin Jambor <mjambor@suse.cz>
23043 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
23044 from_global_constant if t is not NULL.
23046 2016-05-23 Marek Polacek <polacek@redhat.com>
23049 * common.opt (Wswitch-unreachable): New option.
23050 * doc/invoke.texi: Document -Wswitch-unreachable.
23051 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
23054 2016-05-23 Bin Cheng <bin.cheng@arm.com>
23056 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
23057 TMR_INDEX is non-NULL.
23059 2016-05-23 Richard Biener <rguenther@suse.de>
23061 PR tree-optimization/71230
23062 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
23063 (try_special_add_to_ops): ... here. Always test for single-use.
23065 2016-05-23 Martin Jambor <mjambor@suse.cz>
23067 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
23068 default block if a PHI node in the original one would be resized.
23070 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23072 PR tree-optimization/58135
23073 * tree-vect-slp.c: When group size is not multiple
23074 of vector size, allow splitting of store group at
23077 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
23079 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
23081 2016-05-22 Jakub Jelinek <jakub@redhat.com>
23083 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
23084 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
23085 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
23088 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
23089 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
23090 v constraint instead of x and vinserti32x4 insn.
23092 * config/i386/sse.md (i128vldq): New mode iterator.
23093 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
23094 avx512dq and avx512vl alternatives.
23096 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
23097 constraint, use maybe_evex prefix instead of vex.
23098 (vec_dupv4sf): Use v constraint instead of x for output
23099 operand except for noavx alternative, use Yv constraint
23100 instead of x for input. Use maybe_evex prefix instead of vex.
23101 (*vec_dupv4si): Likewise.
23102 (*vec_dupv2di): Likewise.
23104 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
23106 PR middle-end/40921
23107 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
23108 (linearize_expr_tree): Call try_special_add_to_ops.
23109 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
23111 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23113 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
23114 to computed stack_usage.
23116 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
23119 * config/avr/avr.md (define_expand "mov<mode>"): If the source
23120 operand is subreg (symbol_ref) then move the symbol ref to register.
23122 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
23124 * tree.c (array_at_struct_end_p): Look through MEM_REF.
23126 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
23128 PR middle-end/71179
23129 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
23132 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
23134 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
23135 ranges by calling get_single_symbol and tidy up. Look more closely
23136 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
23138 2016-05-20 Jeff Law <law@redhat.com>
23140 * bitmap.c (bitmap_find_bit): Remove useless test.
23142 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
23144 * function.c (thread_prologue_and_epilogue_insns): Commit the
23145 insertion of the epilogue.
23147 2016-05-20 Martin Jambor <mjambor@suse.cz>
23149 PR tree-optimization/70884
23150 * tree-sra.c (initialize_constant_pool_replacements): Do not check
23151 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
23152 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
23153 of constant pool data as a reason for scalarization.
23155 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
23157 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
23158 for naked functions.
23159 (thumb1_expand_prologue): Likewise.
23161 2016-05-20 Nathan Sidwell <nathan@acm.org>
23163 * config/nvptx/nptx.c (nvptx_option_override): Only set
23164 flag_toplevel_reorder, if not explicitly specified. Set
23165 flag_no_common, unless explicitly specified.
23167 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23169 * calls.c (can_implement_as_sibling_call_p): Mark param
23170 reg_parm_stack_space with ATTRIBUTE_UNUSED.
23172 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
23174 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
23175 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
23176 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
23178 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
23179 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
23180 and CASE_CONST_ANY.
23182 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
23184 * config/nvptx/nvptx.md (sincossf3): New pattern.
23186 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23188 * calls.c (maybe_complain_about_tail_call): New function.
23189 (initialize_argument_information): Call
23190 maybe_complain_about_tail_call when clearing *may_tailcall.
23191 (can_implement_as_sibling_call_p): Call
23192 maybe_complain_about_tail_call when returning false.
23193 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
23194 ensure try_tail_call is set. Call maybe_complain_about_tail_call
23195 if tail-call optimization fails.
23196 * cfgexpand.c (expand_call_stmt): Initialize
23197 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
23198 * gimple-pretty-print.c (dump_gimple_call): Dump
23199 gimple_call_must_tail_p.
23200 * gimple.c (gimple_build_call_from_tree): Call
23201 gimple_call_set_must_tail with the value of
23202 CALL_EXPR_MUST_TAIL_CALL.
23203 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
23204 (gimple_call_set_must_tail): New function.
23205 (gimple_call_must_tail_p): New function.
23206 * print-tree.c (print_node): Update printing of TREE_STATIC
23207 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
23208 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
23209 trailing comment listing applicable flags.
23210 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
23212 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23214 * calls.c (expand_call): Move "Rest of purposes for tail call
23215 optimizations to fail" to...
23216 (can_implement_as_sibling_call_p): ...this new function, and
23217 split into multiple "if" statements.
23219 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23221 * cfgloop.h (expected_loop_iterations_unbounded,
23222 expected_loop_iterations): Unconstify.
23223 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
23224 profile with known upper bound; return 3 when profile is absent.
23225 (expected_loop_iterations): Update.
23227 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23229 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
23230 and get_max_loop_iterations_int.
23232 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23234 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
23235 realistic upper bounds here.
23237 2016-05-20 Jakub Jelinek <jakub@redhat.com>
23240 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
23241 calls if the LHS is variable length or has addressable type.
23242 If targets[0]->decl is a noreturn call with void return type and
23243 zero arguments, adjust fntype and remove lhs in that case.
23245 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
23247 PR tree-optimization/71079
23248 PR tree-optimization/71206
23249 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
23251 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23253 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
23254 (get_vec_alignment_for_array_decl): Likewise.
23255 (get_vec_alignment_for_record_decl): Likewise.
23256 (increase_alignment::execute): Move code to find alignment to
23257 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
23258 (type_align_map): New hash_map.
23260 2016-05-20 Richard Guenther <rguenther@suse.de>
23262 PR tree-optimization/29756
23263 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
23264 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
23265 * fold-const.c (operand_equal_p): Likewise.
23266 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
23267 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
23268 * tree-inline.c (estimate_operator_cost): Likewise.
23269 * tree-pretty-print.c (dump_generic_node): Likewise.
23270 * tree-ssa-operands.c (get_expr_operands): Likewise.
23271 * cfgexpand.c (expand_debug_expr): Likewise.
23272 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
23273 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
23274 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
23275 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
23276 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
23277 (execute_update_addresses_taken): Do it.
23279 2016-05-20 Richard Biener <rguenther@suse.de>
23281 PR tree-optimization/71185
23282 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
23283 register operations.
23285 2016-05-20 Richard Biener <rguenther@suse.de>
23287 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
23288 gimple_seq_add_seq_without_update.
23289 (release_bb_predicate): Assert we have no operands to free.
23290 (if_convertible_loop_p_1): Calculate post dominators later.
23291 Do not free BB predicates here.
23292 (combine_blocks): Do not recompute BB predicates.
23293 (version_loop_for_if_conversion): Save BB predicates around
23296 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
23298 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
23299 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
23300 code. Ignore sibcalls on EDGE_IGNORE edges.
23301 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
23302 on edges for sibcalls that run without prologue. The rest of the
23303 function is combined from...
23304 (fix_fake_fallthrough_edge): ... this, and ...
23305 (try_shrink_wrapping): ... a part of this. Remove the bb_with
23306 function argument, make it a local variable.
23308 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
23310 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
23311 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
23312 for 32-bit mode and SEH for 64-bit.
23313 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
23314 TARGET_64BIT_DEFAULT.
23316 2016-05-19 Ryan Burn <contact@rnburn.com>
23318 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
23319 * gengtype.c (open_base_files): Add cilk.h to ifiles.
23321 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
23323 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
23324 force pending loads from memory.
23326 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
23328 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
23329 (UNSPEC_DARN_32): New unspec constant.
23330 (UNSPEC_DARN_RAW): New unspec constant.
23331 (darn_32): New instruction.
23332 (darn_raw): New instruction.
23333 (darn): New instruction.
23334 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
23335 support and documentation for this macro.
23336 (BU_P9_MISC_1): New macro definition.
23337 (BU_P9_64BIT_MISC_0): New macro definition.
23338 (BU_P9_MISC_0): New macro definition.
23339 (darn_32): New builtin definition.
23340 (darn_raw): New builtin definition.
23341 (darn): New builtin definition.
23342 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
23343 RS6000_BUILTIN_0 directives to surround each occurrence of
23344 #include "rs6000-builtin.def".
23345 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
23346 RS6000_BTM_64BIT flags to the returned mask, depending on
23348 (def_builtin): Correct an error in the assignments made to the
23349 debugging variable attr_string.
23350 (rs6000_expand_builtin): Add support for no-operand built-in
23352 (builtin_function_type): Remove fatal_error assertion that is no
23354 (rs6000_common_init_builtins): Add support for no-operand built-in
23356 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
23358 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
23360 (RS6000_BTM_64BIT): New macro definition.
23361 * doc/extend.texi: Document __builtin_darn (void),
23362 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
23365 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
23367 * tree-vect-loop.c (vect_analyze_loop_2): Use also
23368 max_loop_iterations_int.
23370 2016-05-19 Marek Polacek <polacek@redhat.com>
23372 PR tree-optimization/71031
23373 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
23374 condition and adjust the code a bit.
23376 2016-05-19 Martin Liska <mliska@suse.cz>
23378 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
23379 auto_vec instead of vec.
23381 2016-05-19 Martin Liska <mliska@suse.cz>
23383 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
23385 2016-05-19 Martin Liska <mliska@suse.cz>
23387 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
23389 2016-05-19 Martin Liska <mliska@suse.cz>
23391 * ipa-pure-const.c (set_function_state): Remove an existing
23393 (remove_node_data): Do not free it as it's released
23394 in set_function_state.
23396 2016-05-19 Martin Liska <mliska@suse.cz>
23398 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
23401 2016-05-19 Martin Liska <mliska@suse.cz>
23403 * omp-simd-clone.c (simd_clone_adjust): Release vector.
23405 2016-05-19 Martin Liska <mliska@suse.cz>
23407 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
23408 an auto_vec instead of re-creating it.
23410 2016-05-19 Martin Liska <mliska@suse.cz>
23412 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
23413 auto_vec instead of vec.
23415 2016-05-19 Martin Liska <mliska@suse.cz>
23417 * lto-section-in.c (lto_get_section_data): Call
23418 lto_check_version with additional argument.
23419 * lto-streamer.c (lto_check_version): Add new argument.
23420 * lto-streamer.h (lto_check_version): Likewise.
23422 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23424 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
23425 Don't add cost of inner memory when handling sign-extended loads.
23427 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
23429 PR rtl-optimization/71148
23430 * cse.c (cse_main): Free dominance info.
23431 (rest_of_handle_cse): Don't free dominance info.
23432 (rest_of_handle_cse2): Likewise.
23433 (rest_of_handle_cse_after_global_opts): Likewise.
23435 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23438 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
23439 NULL_TREE early if NEON is not available. Remove now redundant check
23440 in ARM_CHECK_BUILTIN_MODE.
23442 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
23445 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
23446 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
23447 * doc/cpp.texi: Document new macros.
23449 2016-05-19 Bin Cheng <bin.cheng@arm.com>
23451 PR tree-optimization/69848
23452 * tree-vect-loop.c (vectorizable_reduction): Don't factor
23453 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
23455 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
23457 * function.c (thread_prologue_and_epilogue_insn): Move the
23458 "goto epilogue_done" one block later.
23460 2016-05-19 Richard Biener <rguenther@suse.de>
23462 PR tree-optimization/70729
23463 * passes.def: Move LIM pass before PRE. Remove no longer
23464 required copyprop and move first DCE out of the loop pipeline.
23466 2016-05-18 David Malcolm <dmalcolm@redhat.com>
23469 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
23470 (OBJS-libcommon-target): ...here.
23471 * opts-common.c: Include spellcheck.h.
23472 (cmdline_handle_error): Build a vec of valid options and use it
23473 to suggest provide hints for misspelled arguments.
23475 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23478 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
23479 lhs if it has TREE_ADDRESSABLE type.
23481 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
23484 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
23485 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
23487 2016-05-18 Martin Jambor <mjambor@suse.cz>
23490 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
23491 input for NOP_EXPR pass-through functions.
23492 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
23493 aggregate global constant VAR_DECLs in constant jump functions.
23495 2016-05-18 Martin Jambor <mjambor@suse.cz>
23498 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
23499 from TREE_READONLY parameters.
23501 2016-05-18 Martin Jambor <mjambor@suse.cz>
23504 * cgraph.h (cgraph_indirect_call_info): New field
23505 guaranteed_unmodified.
23506 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
23507 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23509 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
23510 pass the parameter value to ipa_find_agg_cst_for_param.
23511 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
23512 guaranteed_unmodified, store AA results there instead of bailing out
23514 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
23515 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
23516 (find_constructor_constant_at_offset): New function.
23517 (ipa_find_agg_cst_from_init): Likewise.
23518 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
23519 static initializers of contants, report back through a new paameter
23520 from_global_constant if that was the case.
23521 (try_make_edge_direct_simple_call): Also pass parameter value to
23522 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23524 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
23525 (ipa_read_indirect_edge_info): Likewise.
23526 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
23527 (ipa_load_from_parm_agg): Likewise.
23529 2016-05-18 Jiong Wang <jiong.wang@arm.com>
23531 PR rtl-optimization/71150
23532 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
23535 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
23538 * config/rs6000/constraints.md (wE constraint): New constraint
23539 for a vector constant that can be loaded with XXSPLTIB.
23540 (wM constraint): New constraint for a vector constant of a 1's.
23541 (wS constraint): New constraint for a vector constant that can be
23542 loaded with XXSPLTIB and a vector sign extend instruction.
23543 * config/rs6000/predicates.md (xxspltib_constant_split): New
23544 predicates for wE/wS constraints.
23545 (xxspltib_constant_nosplit): Likewise.
23546 (easy_vector_constant): Add support for constants that can be
23547 loaded via XXSPLTIB.
23548 (all_ones_constant): New predicate for vector constant with all
23550 (splat_input_operand): Add support for ISA 3.0 word splat operations.
23551 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
23552 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
23553 instruction and possibly with a sign extension.
23554 (output_vec_const_move): Add support for XXSPLTIB. If we are
23555 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
23556 instead of XXLXOR/XXLORC.
23557 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
23559 (rs6000_legitimize_reload_address): Likewise.
23560 (rs6000_output_move_128bit): Use output_vec_const_move to emit
23562 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
23563 combine VSX_M and VSX_M2 into one iterator.
23564 (VSX_M2): Likewise.
23565 (VSINT_84): New iterators for loading constants with XXSPLTIB.
23566 (VSINT_842): Likewise.
23567 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
23568 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
23569 XXSPLTIB instruction.
23570 (xxspltib_<mode>_nosplit): Likewise.
23571 (xxspltib_<mode>_split): New insn to load up constants with
23572 XXSPLTIB and a sign extend instruction.
23573 (vsx_mov<mode>): Replace single move that handled all vector types
23574 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
23575 moves (when -mvsx-timode is in effect) into the main vector
23576 moves. Eliminate separate moves for <VSr> <VSa>, where the
23577 preferred register class (<VSr>) is listed first, and the
23578 secondary register class (<VSa>) is listed second with a '?' to
23579 discourage use. Prefer loading 0/-1 in any VSX register for ISA
23580 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
23581 that if the register was involved in a slow operation, the
23582 clear/set operation does not wait for the slow operation to
23583 finish. Adjust the length attributes for 32-bit mode. Use
23584 rs6000_output_move_128bit and drop the use of the string
23585 instructions for 32-bit movti when -mvsx-timode is in effect. Use
23586 spacing so that the alternatives and attributes don't generate
23587 long lines, and put things in columns, so that it is easier to
23588 match up the operands and attributes with the insn alternatives.
23589 (vsx_mov<mode>_64bit): Likewise.
23590 (vsx_mov<mode>_32bit): Likewise.
23591 (vsx_movti_64bit): Fold movti into normal vector moves.
23592 (vsx_movti_32bit): Likewise.
23593 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
23594 splat instructions.
23595 (vsx_splat_v4si_internal): Likewise.
23596 (vsx_splat_v4sf_internal): Likewise.
23597 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
23598 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
23599 extend vector elements.
23600 (vsx_sign_extend_hi_<mode>): Likewise.
23601 (vsx_sign_extend_si_v2di): Likewise.
23602 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
23604 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
23605 constraints. Add trailing period to wL documentation.
23607 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
23609 PR middle-end/71020
23610 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
23611 * tree-dfa.c (replace_abnormal_ssa_names): New function.
23612 * tree-call-cdce.c: Include tree-dfa.h.
23613 (can_guard_call_p): New function, extracted from...
23614 (can_use_internal_fn): ...here.
23615 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
23617 (shrink_wrap_one_built_in_call): Likewise.
23618 (use_internal_fn): Likewise.
23619 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
23620 and return void. Call replace_abnormal_ssa_names.
23621 (pass_call_cdce::execute): Check can_guard_call_p during the
23622 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
23623 will always change something.
23625 2016-05-18 Martin Jambor <mjambor@suse.cz>
23628 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
23629 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
23631 2016-05-18 Martin Jambor <mjambor@suse.cz>
23634 * ipa-inline.h (condition): New field size.
23635 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
23636 for comaprison and store it into the new condition.
23637 (evaluate_conditions_for_known_args): Use condition size to check
23638 access sizes for all but CHANGED conditions.
23639 (unmodified_parm_1): New parameter size_p, store access size into it.
23640 (unmodified_parm): Likewise.
23641 (unmodified_parm_or_parm_agg_item): Likewise.
23642 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
23643 (set_cond_stmt_execution_predicate): Extract access sizes and store
23644 them to conditions.
23645 (set_switch_stmt_execution_predicate): Likewise.
23646 (will_be_nonconstant_expr_predicate): Likewise.
23647 (will_be_nonconstant_predicate): Likewise.
23648 (inline_read_section): Stream condition size.
23649 (inline_write_summary): Likewise.
23651 2016-05-18 Richard Biener <rguenther@suse.de>
23653 * tree-ssa-loop-im.c (determine_max_movement): Properly add
23654 condition cost to PHI cost instead of total_cost.
23656 2016-05-18 Martin Liska <mliska@suse.cz>
23659 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
23662 2016-05-18 Richard Biener <rguenther@suse.de>
23664 * lto-streamer.h (LTO_major_version): Bump to 6.
23666 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23668 * function.c (make_split_prologue_seq, make_prologue_seq,
23669 make_epilogue_seq): New functions, factored out from...
23670 (thread_prologue_and_epilogue_insns): Here.
23672 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23674 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
23675 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
23676 of before. Add a comment.
23678 2016-05-18 Bin Cheng <bin.cheng@arm.com>
23680 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
23681 expression pointer, not pointer to the pointer.
23683 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23685 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
23686 (avx2_pbroadcast<mode>): Add another alternative with v instead
23687 of x constraints in it, using <pbroadcast_evex_isa> isa.
23688 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
23690 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
23691 constraint x instead of v in second alternative, add avx512bw
23694 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
23695 constraint x instead of v in second alternative, add avx512bw
23698 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
23699 constraint x instead of v in second alternative, add avx512bw
23702 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
23703 avx512bw alternative.
23705 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23707 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
23708 array to 128 chars.
23709 (define_insn "*andnottf3"): Ditto.
23710 (define_insn "*<code><mode>3"/any_logic): Ditto.
23711 (define_insn "*<code>tf3"/any_logic): Ditto.
23712 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
23713 operand to block AVX-512VL insn variant emit when it is not enabled.
23715 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23717 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
23718 constraint fot SF mode.
23720 2016-05-18 Petr Murzin <petr.murzin@intel.com>
23721 Kirill Yukhin <kirill.yukhin@intel.com>
23723 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
23725 (define_insn "rsqrt14<mode>"): Ditto.
23726 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
23727 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
23728 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
23729 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
23730 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
23732 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
23733 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
23734 * config/i386/i386.c (ix86_print_operand): Expand check for size
23735 override codes for Intel syntax.
23737 2016-05-18 Richard Biener <rguenther@suse.de>
23739 PR tree-optimization/71168
23740 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
23741 initialization earlier.
23743 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
23745 * config/aarch64/aarch64-simd.md
23746 (aarch64_reduc_plus_internal<mode>): Rename to...
23747 (reduc_plus_scal): ...This, and remove previous implementation.
23749 2016-05-18 Richard Biener <rguenther@suse.de>
23751 * passes.def: Put late dse and cd_dce in canonical order.
23753 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
23755 * ipa-inline-transform.c (preserve_function_body_p): Look for
23756 first non-thunk clone.
23757 (save_function_body): Save into first non-thunk.
23758 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
23760 (lto_output_node): Inline thunks don't need body in every
23762 * lto-streamer-in.c: Do not fixup thunk clones.
23763 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
23765 * tree-inline.c (copy_bb): Be prepared for target node to be new after
23768 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23770 PR middle-end/63586
23771 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
23772 (reassociate_bb): Call transform_add_to_multiply.
23774 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23776 * config/aarch64/aarch64.c (all_extensions): Removed unused
23779 2016-05-17 Nathan Sidwell <nathan@acm.org>
23781 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
23782 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
23784 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
23786 PR tree-optimization/54579
23787 PR middle-end/55299
23788 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
23790 2016-05-17 Marek Polacek <polacek@redhat.com>
23793 * tree-inline.c (expand_call_inline): Call
23794 maybe_remove_unused_call_args.
23796 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
23798 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
23799 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
23800 * doc/md.texi (fmin@var{m}3): Likewise.
23802 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23804 * match.pd (X & C): New transformation.
23806 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23808 * match.pd (~X & Y): New transformation.
23810 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23812 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
23813 information for new SSA_NAME.
23814 (simplify_conversion_using_ranges): Get range through get_range_info
23815 instead of get_value_range.
23817 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23819 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
23820 Remove inline assembly.
23821 (vmvn_s16): Likewise.
23822 (vmvn_s32): Likewise.
23823 (vmvn_u8): Likewise.
23824 (vmvn_u16): Likewise.
23825 (vmvn_u32): Likewise.
23826 (vmvnq_s8): Likewise.
23827 (vmvnq_s16): Likewise.
23828 (vmvnq_s32): Likewise.
23829 (vmvnq_u8): Likewise.
23830 (vmvnq_u16): Likewise.
23831 (vmvnq_u32): Likewise.
23832 (vmvn_p8): Likewise.
23833 (vmvnq_p16): Likewise.
23835 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23837 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
23839 (vmul_n_s16): Likewise.
23840 (vmul_n_s32): Likewise.
23841 (vmul_n_u16): Likewise.
23842 (vmul_n_u32): Likewise.
23843 (vmulq_n_f32): Likewise.
23844 (vmulq_n_f64): Likewise.
23845 (vmulq_n_s16): Likewise.
23846 (vmulq_n_s32): Likewise.
23847 (vmulq_n_u16): Likewise.
23848 (vmulq_n_u32): Likewise.
23850 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23852 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
23853 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
23855 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23857 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
23858 to *aarch64_fma4_elt_from_dup<mode>.
23859 (*aarch64_fnma4_elt_to_128df): Rename to
23860 *aarch64_fnma4_elt_from_dup<mode>.
23861 * config/aarch64/arm_neon.h (vfma_n_f64): New.
23862 (vfms_n_f32): Likewise.
23863 (vfms_n_f64): Likewise.
23864 (vfmsq_n_f32): Likewise.
23865 (vfmsq_n_f64): Likewise.
23867 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
23869 * wide-int.h: Change fixed_wide_int_storage from class to struct.
23871 2016-05-17 Richard Biener <rguenther@suse.de>
23873 PR tree-optimization/71132
23874 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
23875 Only add control dependences for blocks in the loop.
23876 (build_rdg): Adjust.
23877 (generate_code_for_partition): Return whether loop should
23878 be destroyed and delay that.
23879 (distribute_loop): Likewise.
23880 (pass_loop_distribution::execute): Record loops to be destroyed
23881 and perform delayed destroying of loops.
23883 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23886 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
23888 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23890 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
23892 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
23895 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
23896 insertion point for instructions generated by validize_mem.
23898 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23900 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
23903 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23905 * config/aarch64/aarch64.c
23906 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
23907 rather than a macro.
23909 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23911 * doc/invoke.texi (AArch64 Options): Various updates.
23913 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23915 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
23916 into instrumentation thunks.
23917 * cif-code.def (CIF_CHKP): New.
23919 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
23921 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
23923 2016-05-16 Martin Jambor <mjambor@suse.cz>
23925 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
23926 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
23928 2016-05-16 Marek Polacek <polacek@redhat.com>
23930 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
23933 2016-05-16 Martin Jambor <mjambor@suse.cz>
23936 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
23937 the outlined kernel function.
23939 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
23941 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
23942 (ISA_HAS_DLSA): Ditto.
23944 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
23946 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
23948 2016-05-16 Nathan Sidwell <nathan@acm.org>
23950 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
23951 (nvptx_name_replacement): Restore. Add comment.
23952 (write_fn_proto, write_fn_proto_from_insn,
23953 nvptx_output_call_insn): Restore
23954 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
23956 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23958 * config/aarch64/aarch64.md
23959 (add<mode>3_compareC_cconly_imm): Remove use of %w.
23960 (add<mode>3_compareC_imm): Likewise.
23961 (<optab>si3_uxtw): Split into register and immediate variants.
23962 (andsi3_compare0_uxtw): Likewise.
23963 (and<mode>3_compare0): Likewise.
23964 (and<mode>3nr_compare0): Likewise.
23965 (stack_protect_test_<mode>): Don't use %x for memory operands.
23967 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
23969 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
23971 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23973 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
23974 Split integer shifts into shift_reg and bfm.
23975 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
23976 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
23977 (ror<mode>3_insn): Likewise.
23978 (<optab>si3_insn_uxtw): Likewise.
23979 (<optab><mode>3_insn): Change to rotate_imm.
23980 (extr<mode>5_insn_alt): Likewise.
23981 (extrsi5_insn_uxtw): Likewise.
23982 (extrsi5_insn_uxtw_alt): Likewise.
23984 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
23986 * doc/tm.texi: Regenerate.
23987 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
23988 (TARGET_INVALID_RETURN_TYPE): Remove.
23989 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
23990 TARGET_INVALID_RETURN_TYPE.
23991 * target.def (invalid_parameter_type): Remove.
23992 (invalid_return_type): Remove.
23994 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23996 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
23997 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
23999 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
24001 (preserve_function_body_p): No need to preserve function body
24002 * cif-codes.def (CIF_THUNK): Remove.
24003 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
24005 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24007 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
24009 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24011 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
24014 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24016 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
24017 (inline_small_functions): Do not look for function symbol when
24020 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24022 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
24025 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
24026 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24027 Jiong Wang <jiong.wang@arm.com>
24029 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
24030 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
24031 Define __ARM_FP16_ARGS when appropriate.
24032 * config/arm/arm.c (arm_invalid_parameter_type): Remove
24034 (arm_invalid_return_type): Likewise.
24035 (TARGET_INVALID_PARAMETER_TYPE): Remove.
24036 (TARGET_INVALID_RETURN_TYPE): Remove.
24037 (aapcs_vfp_sub_candidate): Allow HFmode.
24038 (aapcs_vfp_allocate): Add comment. Support HFmode.
24039 (aapcs_vfp_allocate_return_reg): Likewise.
24040 (struct aapcs_cp_arg_layout): Slightly reword comments for
24041 is_return_candidate and allocate_return_reg.
24042 (output_mov_vfp): Update assert.
24043 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
24045 (arm_invalid_parameter_type): Remove.
24046 (amr_invalid_return_type): Remove.
24047 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
24048 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
24049 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
24051 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
24053 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
24054 * config/aarch64/arch64-protos.h
24055 (aarch64_legitimize_reload_address): Remove.
24056 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
24059 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
24061 * configure.ac: Add ACX_NONCANONICAL_HOST.
24062 * configure: Regenerate.
24063 * Makefile.in: Set host_noncanonical.
24065 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
24068 * config/i386/i386.md (*movtf_internal): Before register allocation,
24069 do not allow FP constants for CM_MEDIUM memory model, allow only
24070 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
24071 (*movxf_internal): Ditto.
24072 (*movdf_internal): Ditto.
24073 (*movsf_internal): Ditto.
24075 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
24077 PR rtl-optimization/67483
24078 * combine.c (make_compound_operation): Don't call extract_left_shift
24079 with negative shift amounts.
24081 2016-05-13 Jakub Jelinek <jakub@redhat.com>
24084 * fold-const.c (fold_checksum_tree): Allow modification
24085 of TYPE_ALIAS_SET during folding.
24087 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
24088 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
24089 (ix86_split_to_parts): Likewise. Fix up formatting.
24091 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
24093 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
24094 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
24097 2016-05-13 Nathan Sidwell <nathan@acm.org>
24099 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
24100 (nvptx_name_replacement): Delete.
24101 (write_fn_proto, write_fn_proto_from_insn,
24102 nvptx_output_call_insn): Remove nvptx_name_replacement call.
24103 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
24104 * langhooks.c (add_builtin_funcction_common): Call
24105 targetm.mangle_decl_assembler_name.
24107 * config/nvptx/nvptx.c (write_fn_proto): Handle
24108 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
24110 2016-05-13 Martin Liska <mliska@suse.cz>
24112 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
24113 and PRIu64 in printf format.
24115 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24117 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
24120 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24122 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
24123 Change --param max-completely-peeled-times to
24124 --param max-completely-peel-times in dump file printing.
24126 2016-05-13 Richard Biener <rguenther@suse.de>
24128 PR tree-optimization/42587
24129 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
24130 (find_bswap_or_nop_1): Likewise.
24131 (bswap_replace): Likewise.
24133 2016-05-13 Martin Liska <mliska@suse.cz>
24135 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
24136 Initialize a variable with default value.
24138 2016-05-13 Martin Liska <mliska@suse.cz>
24140 * doc/invoke.texi: Enhance explanation of error recovery
24143 2016-05-13 Martin Liska <mliska@suse.cz>
24145 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
24146 (struct cost_pair): Change inv_expr_id (int) to inv_expr
24147 (iv_inv_expr_ent *).
24148 (struct iv_inv_expr_ent): Comment struct fields.
24149 (sort_iv_inv_expr_ent): New function.
24150 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
24151 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
24152 a hash_map between iv_inv_expr_ent and number of usages.
24153 (niter_for_exit): Fix coding style.
24154 (tree_ssa_iv_optimize_init): Use renamed variable.
24155 (determine_base_object): Fix coding style.
24156 (alloc_iv): Likewise.
24157 (find_interesting_uses_outside): Likewise.
24158 (add_candidate_1): Likewise.
24159 (add_standard_iv_candidates): Likewise.
24160 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
24161 (prepare_decl_rtl): Fix coding style.
24162 (get_address_cost): Likewise.
24163 (get_shiftadd_cost): Likewise.
24164 (force_expr_to_var_cost): Likewise.
24165 (compare_aff_trees): Likewise.
24166 (get_expr_id): Restructure the function.
24167 (get_loop_invariant_expr_id): Renamed to
24168 get_loop_invariant_expr.
24169 (get_computation_cost_at): Replace usage of inv_expr_id with
24171 (get_computation_cost): Likewise.
24172 (determine_group_iv_cost_generic): Likewise.
24173 (determine_group_iv_cost_address): Likewise.
24174 (iv_period): Fix coding style.
24175 (iv_elimination_compare_lt): Likewise.
24176 (may_eliminate_iv): Likewise.
24177 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
24179 (determine_group_iv_costs): Dump invariant expressions.
24180 (iv_ca_recount_cost): Use the newly added hash_map.
24181 (iv_ca_set_remove_invariants): Fix coding style.
24182 (iv_ca_set_add_invariants): Fix coding style.
24183 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
24185 (iv_ca_set_cp): Likewise.
24186 (iv_ca_new): Initialize the newly added hash_map and remove
24187 initialization of fields.
24188 (iv_ca_free): Delete the hash_map.
24189 (iv_ca_dump): Dump invariant expressions.
24190 (iv_ca_extend): Fix coding style.
24191 (try_add_cand_for): Likewise.
24192 (create_new_ivs): Dump information about # of avg iterations and
24193 # of used invariant expressions.
24194 (rewrite_use_compare): Fix coding style.
24195 (free_loop_data): Set default value for max_inv_expr_id.
24197 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
24199 * cse.c (rest_of_handle_cse): Use cleanup_cfg
24200 returned value cse_cfg_altered computation.
24201 (rest_of_handle_cse2): Likewise.
24202 (rest_of_handle_cse_after_global_opts): Likewise.
24204 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24207 * config/arm/arm.c (arm32_output_mi_thunk): New.
24208 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
24209 to split Thumb1 vs TARGET_32BIT functionality.
24210 (arm_thumb1_mi_thunk): New.
24212 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24214 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
24217 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24220 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
24222 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
24224 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
24225 (expand_builtin_trap): Emit a regular call.
24226 (set_builtin_user_assembler_name): Remove obsolete cases.
24227 * dse.c (scan_insn): Adjust.
24228 * except.c: Include calls.h.
24229 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
24230 emit a regular call to setjmp.
24231 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
24232 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
24233 (emit_block_move_via_libcall): Delete.
24234 (block_move_fn): Delete.
24235 (init_block_move_fn): Likewise.
24236 (emit_block_move_libcall_fn): Likewise.
24237 (emit_block_op_via_libcall): New function.
24238 (set_storage_via_libcall): Tidy up and use memset builtin.
24239 (block_clear_fn): Delete.
24240 (init_block_clear_fn): Likewise.
24241 (clear_storage_libcall_fn): Likewise.
24242 (expand_assignment): Call emit_block_move_via_libcall.
24243 Do not include gt-expr.h.
24244 * expr.h (emit_block_op_via_libcall): Declare.
24245 (emit_block_copy_via_libcall): New inline function.
24246 (emit_block_move_via_libcall): Likewise.
24247 (emit_block_comp_via_libcall): Likewise.
24248 (block_clear_fn): Delete.
24249 (init_block_move_fn): Likewise.
24250 (init_block_clear_fn): Likewise.
24251 (emit_block_move_via_libcall): Likewise.
24252 (set_storage_via_libcall): Add default parameter value.
24253 * libfuncs.h (enum libfunc_index): Remove obsolete values.
24254 (abort_libfunc): Delete.
24255 (memcpy_libfunc): Likewise.
24256 (memmove_libfunc): Likewise.
24257 (memcmp_libfunc): Likewise.
24258 (memset_libfunc): Likewise.
24259 (setbits_libfunc): Likewise.
24260 (setjmp_libfunc): Likewise.
24261 (longjmp_libfunc): Likewise.
24262 (profile_function_entry_libfunc): Likewise.
24263 (profile_function_exit_libfunc): Likewise.
24264 (gcov_flush_libfunc): Likewise.
24265 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
24266 and DECL_VISIBILITY on the declaration.
24267 (init_optabs): Do not initialize obsolete libfuncs.
24268 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
24269 * tree-core.h (ECF_RET1): Define.
24270 (ECF_TM_PURE): Adjust.
24271 (ECF_TM_BUILTIN): Likewise.
24272 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
24273 (build_common_builtin_nodes): Initialize abort builtin.
24274 Add ECF_RET1 on memcpy, memmove and memset builtins.
24275 Pass final flags for alloca and alloca_with_align builtins.
24276 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
24278 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
24279 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
24280 set_storage_via_libcall and call emit_block_copy_via_libcall.
24282 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
24284 * config/i386/i386.md (*call_got_x32): Change operand 0 to
24285 DImode before it is passed to ix86_output_call_operand.
24286 (*call_value_got_x32): Ditto for operand 1.
24288 2016-05-12 Jiong Wang <jiong.wang@arm.com>
24290 PR rtl-optimization/70904
24291 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
24292 reload for wide mode.
24294 2016-05-12 Marek Polacek <polacek@redhat.com>
24297 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
24298 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
24299 * langhooks.h (incomplete_type_error): Likewise.
24300 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
24301 parameter, pass it down to incomplete_type_error.
24302 * tree.h (size_in_bytes): New inline overload.
24303 (size_in_bytes_loc): Renamed from size_in_bytes.
24305 2016-05-12 Richard Biener <rguenther@suse.de>
24307 PR tree-optimization/71059
24308 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
24309 nary before looking up or entering the expression into the VN
24311 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
24312 Make sure to re-use NARYs without result as inserted by
24315 2016-05-12 Richard Biener <rguenther@suse.de>
24317 PR tree-optimization/71062
24318 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
24320 * tree-ssa-structalias.c (set_uids_in_ptset): Set
24321 vars_contains_restrict if the var is a restrict tag.
24322 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
24323 do not disambiguate pointers against it.
24324 (dump_points_to_solution): Re-structure and adjust for new
24325 vars_contains_restrict flag.
24326 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
24328 2016-05-12 Martin Liska <mliska@suse.cz>
24330 * doc/invoke.texi: Explain connection between
24331 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
24333 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
24335 PR tree-optimization/71006
24336 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
24337 consider COND_EXPR as a mask producer.
24339 2016-05-12 Marek Polacek <polacek@redhat.com>
24342 * opts.c (common_handle_option): Detect missing argument for --help^.
24344 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24347 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
24348 when popping the PC and within an interrupt handler routine.
24349 Add missing tab to output of "ldmfd".
24350 (output_return_instruction): Output LDMFD with SP update rather
24351 than POP when returning from interrupt handler.
24353 2016-05-12 Jakub Jelinek <jakub@redhat.com>
24355 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
24356 TARGET_64BIT && TARGET_AVX512DQ.
24357 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
24358 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
24359 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
24360 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
24361 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
24362 (*vec_extractv4si_zext): Add avx512dq alternative.
24363 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
24364 use v instead of x constraint in other alternatives where possible.
24366 * config/i386/sse.md (sse2_loadld): Use v instead of x
24367 constraint in alternatives 0,1,4.
24369 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
24370 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
24371 v constraints instead of x and <pinsr_evex_isa> isa attribute.
24374 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
24375 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
24376 is not emitted unless TARGET_AVX512BW.
24377 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
24378 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
24379 for the result operand.
24381 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
24382 constraint instead of x in avx alternatives. Use maybe_evex instead
24385 * config/i386/constraints.md (Yv): New constraint.
24386 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
24387 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
24388 * config/i386/i386.md (avx512fvecmode): New mode attr.
24389 (*pushtf): Use v constraint instead of x.
24390 (*movtf_internal): Likewise. For TARGET_AVX512VL and
24391 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
24392 (*absneg<mode>2): Use Yv constraint instead of x constraint.
24393 (*absnegtf2_sse): Likewise.
24394 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
24395 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
24396 avx512f alternatives.
24397 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
24399 2016-05-12 Richard Biener <rguenther@suse.de>
24401 PR tree-optimization/71060
24402 * tree-data-ref.c (initialize_data_dependence_relation): Do not
24403 require exact match of DR_BASE_OBJECT but only matching address and
24406 2016-05-12 Richard Biener <rguenther@suse.de>
24408 PR tree-optimization/70986
24409 * cfganal.c: Include cfgloop.h.
24410 (dfs_find_deadend): Prefer to take edges exiting loops.
24412 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24414 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
24415 compile and run time.
24417 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
24420 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
24422 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
24424 * config/i386/i386.c (legitimize_pic_address): Use
24425 copy_to_suggested_reg instead of gen_movsi.
24427 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
24429 * config/rs6000/predicates.md (quad_memory_operand): Move most of
24430 the code into quad_address_p and call it to share code with
24431 vsx_quad_dform_memory_operand.
24432 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
24434 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
24435 bit instead of being a separate word. Split -mpower9-dform into
24436 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24437 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
24438 for the register class supporting 128-bit quad word memory offsets.
24439 (mode_supports_vsx_dform_quad): Helper function to return if the
24440 register class uses quad word memory offsets.
24441 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
24442 (rs6000_debug_reg_global): Always print if we are using LRA or not.
24443 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
24444 instructions are enabled, set up the appropriate addr_masks for
24446 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
24447 -mpower9-dform-scalar, instead of -mpower9-dform.
24448 (rs6000_option_override_internal): Split -mpower9-dform into two
24449 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
24450 -mpower9-dform switch sets or clears both. If we are not using
24451 the LRA register allocator, do not enable -mpower9-dform-vector by
24452 default. If we are using LRA, enable -mpower9-dform-vector and
24453 -mvsx-timode if it is appropriate. Issue a warning if either
24454 -mpower9-dform-vector or -mvsx-timode are explicitly used without
24456 (quad_address_offset_p): New helper function to return if the
24457 offset is legal for quad word memory instructions.
24458 (quad_address_p): New function to determin if GPR or vector
24459 register quad word memory addresses are legal.
24460 (mem_operand_gpr): Validate quad word address offsets.
24461 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
24462 d-form (register + offset) instructions.
24463 (offsettable_ok_by_alignment): Likewise.
24464 (rs6000_legitimate_offset_address_p): Likewise.
24465 (legitimate_lo_sum_address_p): Likewise.
24466 (rs6000_legitimize_address): Likewise.
24467 (rs6000_legitimize_reload_address): Add more debug statements for
24469 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
24470 d-form instructions.
24471 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
24472 d-form instructions. Distinguish different cases in debug
24473 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
24474 d-form instructions.
24475 (rs6000_preferred_reload_class): Likewise.
24476 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
24477 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
24478 of the ISA 2.06 indexed memory instructions.
24479 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
24480 use them to save/restore the saved vector registers instead of
24481 using Altivec instructions.
24482 (rs6000_emit_epilogue): Likewise.
24483 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
24484 (rs6000_opt_masks): Split -mpower9-dform into
24485 -mpower9-dform-scalar and -mpower9-dform-vector.
24486 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
24488 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
24489 ISA 3.0 vector indexed memory instructions, and fold the code into
24490 the normal mov<mode> patterns.
24491 (p9_vecstore_<mode>): Likewise.
24492 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
24494 (vsx_movti_64bit): Likewise.
24495 (vsx_movti_32bit): Likewise.
24496 * config/rs6000/constraints.md (wO constraint): New constraint for
24497 ISA 3.0 vector d-form support.
24498 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
24499 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
24500 include -mpower9-dform-vector until we switch over to LRA.
24501 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
24502 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24503 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
24504 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24505 for -mpower9-dform and -mlra.
24506 * doc/md.texi (wO constraint): Document wO constraint.
24508 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
24510 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
24511 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
24512 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
24513 Move handling of non-insn arguments inline into the sole user:
24514 (output_trans_func): ...here.
24515 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
24516 in emitted function prototype.
24517 (output_internal_insn_latency_func): Ditto. Simplify.
24518 (output_internal_maximal_insn_latency_func): Ditto. Delete
24519 always-unused argument.
24520 (output_insn_latency_func): Ditto.
24521 (output_maximal_insn_latency_func): Ditto.
24523 2016-05-11 Richard Biener <rguenther@suse.de>
24525 PR tree-optimization/71055
24526 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
24527 sth with precision not equal to access size verify we don't chop
24530 2016-05-11 Richard Biener <rguenther@suse.de>
24533 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
24534 (dwarf2out_finish): Move retry_incomplete_types call ...
24535 (dwarf2out_early_finish): ... here.
24537 2016-05-11 Richard Biener <rguenther@suse.de>
24539 PR middle-end/71002
24540 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
24541 if the langhook insists on it.
24542 * fold-const.c (make_bit_field_ref): Add arg for the original
24543 reference and preserve its alias-set.
24544 (decode_field_reference): Take exp by reference and adjust it
24545 to the original memory reference.
24546 (optimize_bit_field_compare): Adjust callers.
24547 (fold_truth_andor_1): Likewise.
24548 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
24550 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
24552 PR middle-end/70807
24553 * cfgrtl.h (delete_insn_and_edges): Now return bool.
24554 * cfgrtl.c (delete_insn_and_edges): Likewise.
24555 * config/i386/i386.c (convert_scalars_to_vector): Remove
24557 * cse.c (cse_insn): Compute cse_cfg_altered.
24558 (delete_trivially_dead_insns): Likewise.
24559 (cse_cc_succs): Likewise.
24560 (rest_of_handle_cse): Free dominance info if required.
24561 (rest_of_handle_cse2): Likewise.
24562 (rest_of_handle_cse_after_global_opts): Likewise.
24564 2016-05-11 Alan Modra <amodra@gmail.com>
24566 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
24567 abi_v4_pass_in_fpr): New functions.
24568 (rs6000_function_arg_boundary): Exclude complex IBM long double
24569 from 64-bit alignment when ABI_V4.
24570 (rs6000_function_arg, rs6000_function_arg_advance_1,
24571 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
24573 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
24575 PR rtl-optimization/71028
24576 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
24577 jump with just a return in the fallthrough block if the branch
24578 block contains just a return as well.
24580 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
24582 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
24583 * match.pd ((X & Y) ^ Y): ... this.
24584 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
24585 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
24587 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24589 * read-md.c (require_char_ws): New function.
24590 (read_string): Simplify using require_char_ws.
24591 (handle_constants): Likewise.
24592 (handle_enum): Likewise.
24593 (handle_file): Likewise.
24594 * read-md.h (require_char_ws): New declaration.
24595 * read-rtl.c (read_conditions): Simplify using require_char_ws.
24596 (read_mapping): Likewise.
24597 (read_rtx_code): Likewise.
24598 (read_nested_rtx): Likewise.
24600 2016-05-10 James Norris <jnorris@codesourcery.com>
24602 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
24603 if offloading is enabled and -fopenacc or -fopenmp is specified.
24604 (CRTOFFLOADEND): Likewise.
24605 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
24606 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
24608 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
24610 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
24611 gotoff_operand code paths. Use copy_to_suggested_regs and
24612 expand_simple_binop where appropriate. Cleanup.
24614 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24617 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
24619 (dimode_scalar_chain::vector_const_cost): New.
24620 (dimode_scalar_chain::compute_convert_gain): Handle constants.
24621 (dimode_scalar_chain::convert_op): Likewise.
24622 (dimode_scalar_chain::convert_insn): Likewise.
24624 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24626 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
24627 unary operation, not a binary one.
24629 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24631 PR middle-end/70877
24632 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
24633 calls with type casted fndecl.
24635 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24637 PR tree-optimization/70786
24638 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
24639 * calls.c (initialize_argument_information): Bind bounds
24640 with corresponding args passed by reference.
24642 2016-05-10 Jakub Jelinek <jakub@redhat.com>
24645 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
24646 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
24647 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
24650 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24653 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
24654 code for a zero scale factor.
24655 (vsx_xvcvdpuxds_scale): Likewise.
24657 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24659 * diagnostic-show-locus.c (layout::layout): Call show_ruler
24660 if show_ruler_p was set on the context.
24661 (layout::show_ruler): New method.
24662 * diagnostic.h (struct diagnostic_context): Add field
24665 2016-05-10 Richard Biener <rguenther@suse.de>
24667 PR tree-optimization/71039
24668 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
24669 (chk_uses): New function.
24670 (propagate_with_phi): Verify we can safely replicate the lhs of an
24671 aggregate assignment on all incoming edges.
24673 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
24675 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
24677 (rx_atomic_sequence): New class.
24678 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
24679 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
24681 (rx_atomic_sequence::rx_atomic_sequence,
24682 rx_atomic_sequence::~rx_atomic_sequence): New functions.
24683 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
24684 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
24685 CTRLREG_INTB): New constants.
24686 (FETCHOP): New code iterator.
24687 (fethcop_name, fetchop_name2): New iterator code attributes.
24688 (QIHI): New mode iterator.
24689 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
24690 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
24691 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
24693 2016-05-10 Martin Liska <mliska@suse.cz>
24695 * tree-inline.c (remap_dependence_clique): Do not remap
24696 debugging statements.
24698 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24700 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
24701 ("*fixuns_truncdfdi2_z13")
24702 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
24703 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
24704 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
24706 2016-05-10 Richard Biener <rguenther@suse.de>
24708 PR tree-optimization/70497
24709 PR tree-optimization/28367
24710 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
24712 (visit_reference_op_load): ... here.
24713 (vn_reference_lookup_3): Use it to handle subreg-like accesses
24714 with simplified BIT_FIELD_REFs.
24715 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
24716 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
24719 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24721 * dwarf2out.c (add_abstract_origin_attribute): Adjust
24722 documentation comment. For BLOCK nodes, add a
24723 DW_AT_abstract_origin attribute that points to the DIE generated
24724 for the origin BLOCK.
24725 (gen_lexical_block_die): Call add_abstract_origin_attribute for
24726 blocks from inlined functions.
24728 2016-05-10 Alan Modra <amodra@gmail.com>
24731 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
24732 regrename modifying insns saving lr before __morestack call.
24733 * config/rs6000/rs6000.md (split_stack_return): Similarly for
24734 insns restoring lr after __morestack call.
24736 2016-05-09 Jakub Jelinek <jakub@redhat.com>
24738 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
24739 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
24741 * config/i386/sse.md (vec_interleave_high<mode>,
24742 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
24743 <avx512>_vpermt2var<mode>3_maskz): Likewise.
24745 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
24747 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
24748 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
24749 parallel reassociation for power8 and forward.
24751 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
24753 * config/i386/i386.md (absneg splitters with general regs): Use
24754 general_reg_operand predicate.
24755 (btsq peephole2): Use x86_64_immediate_operand to check if new
24756 value is suitable for immediate operand. Generate emitted insn
24757 using RTL expressions.
24758 (btcq peephole2): Ditto.
24759 (btrq peephole2): Ditto. Generate correct immediate operand
24762 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24764 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
24767 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24769 * tree-affine.c (wide_int_constant_multiple_p): Add missing
24770 pointer dereference.
24772 2016-05-09 Richard Biener <rguenther@suse.de>
24774 PR tree-optimization/70985
24775 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
24776 op0 isn't a gimple register.
24778 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
24780 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
24781 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
24782 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
24783 (i6400_fpu_mult): New cpu units.
24784 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
24785 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
24786 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
24787 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
24788 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
24789 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
24790 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
24791 (i6400_msa_long_float4, i6400_msa_long_float5)
24792 (i6400_msa_long_float8, i6400_msa_fdiv_df)
24793 (i6400_msa_fdiv_sf): New reservations.
24794 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
24795 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
24796 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
24797 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
24798 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
24799 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
24800 (msa_short_cmp, msa_short_float2, msa_short_logic3)
24801 (msa_short_store4, msa_long_load, msa_short_store)
24802 (msa_long_logic, msa_long_float2, msa_long_float4)
24803 (msa_long_float5, msa_long_float8, msa_long_mult)
24804 (msa_long_fdiv, msa_long_div): New reservations.
24806 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
24807 Sameera Deshpande <sameera.deshpande@imgtec.com>
24808 Matthew Fortune <matthew.fortune@imgtec.com>
24809 Graham Stott <graham.stott@imgtec.com>
24810 Chao-ying Fu <chao-ying.fu@imgtec.com>
24812 * config.gcc: Add MSA header file for mips*-*-* target.
24813 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
24814 (Ubv8i, Urv8): New constraints.
24815 * config/mips/mips-ftypes.def: Add function types for MSA
24817 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
24818 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
24819 * config/mips/mips-msa.md: New file.
24820 * config/mips/mips-protos.h
24821 (mips_split_128bit_const_insns): New prototype.
24822 (mips_msa_idiv_insns): Likewise.
24823 (mips_split_128bit_move): Likewise.
24824 (mips_split_128bit_move_p): Likewise.
24825 (mips_split_msa_copy_d): Likewise.
24826 (mips_split_msa_insert_d): Likewise.
24827 (mips_split_msa_fill_d): Likewise.
24828 (mips_expand_msa_branch): Likewise.
24829 (mips_const_vector_same_val_p): Likewise.
24830 (mips_const_vector_same_bytes_p): Likewise.
24831 (mips_const_vector_same_int_p): Likewise.
24832 (mips_const_vector_shuffle_set_p): Likewise.
24833 (mips_const_vector_bitimm_set_p): Likewise.
24834 (mips_const_vector_bitimm_clr_p): Likewise.
24835 (mips_msa_vec_parallel_const_half): Likewise.
24836 (mips_msa_output_division): Likewise.
24837 (mips_ldst_scaled_shift): Likewise.
24838 (mips_expand_vec_cond_expr): Likewise.
24839 * config/mips/mips.c (enum mips_builtin_type): Add
24840 MIPS_BUILTIN_MSA_TEST_BRANCH.
24841 (mips_gen_const_int_vector_shuffle): New prototype.
24842 (mips_const_vector_bitimm_set_p): New function.
24843 (mips_const_vector_bitimm_clr_p): Likewise.
24844 (mips_const_vector_same_val_p): Likewise.
24845 (mips_const_vector_same_bytes_p): Likewise.
24846 (mips_const_vector_same_int_p): Likewise.
24847 (mips_const_vector_shuffle_set_p): Likewise.
24848 (mips_symbol_insns): Forbid loading symbols via immediate for
24850 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
24852 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
24854 (mips_lx_address_p): Add support load indexed address for MSA.
24855 (mips_address_insns): Add calculation of instructions needed for
24856 stores and loads for MSA.
24857 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
24858 CONST_VECTOR for MSA and let it fall through.
24859 (mips_ldst_scaled_shift): New function.
24860 (mips_subword_at_byte): Likewise.
24861 (mips_msa_idiv_insns): Likewise.
24862 (mips_legitimize_move): Validate MSA moves.
24863 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
24864 calculation of costs for MSA division.
24865 (mips_split_move_p): Check if MSA moves need splitting.
24866 (mips_split_move): Split MSA moves if necessary.
24867 (mips_split_128bit_move_p): New function.
24868 (mips_split_128bit_move): Likewise.
24869 (mips_split_msa_copy_d): Likewise.
24870 (mips_split_msa_insert_d): Likewise.
24871 (mips_split_msa_fill_d): Likewise.
24872 (mips_output_move): Handle MSA moves.
24873 (mips_expand_msa_branch): New function.
24874 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
24875 Reinstate 'y' modifier.
24876 (mips_file_start): Add MSA .gnu_attribute.
24877 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
24879 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
24880 (mips_class_max_nregs): Add register size for MSA supported mode.
24881 (mips_cannot_change_mode_class): Allow conversion between MSA
24882 vector modes and TImode.
24883 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
24885 (mips_secondary_reload_class): Force MSA loads/stores via memory.
24886 (mips_preferred_simd_mode): Add preffered modes for MSA.
24887 (mips_vector_mode_supported_p): Add MSA supported modes.
24888 (mips_autovectorize_vector_sizes): New function.
24889 (mips_msa_output_division): Likewise.
24890 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
24891 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
24892 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
24893 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
24894 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
24895 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
24896 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
24897 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
24898 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
24899 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
24900 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
24901 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
24902 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
24903 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
24904 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
24905 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
24906 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
24907 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
24908 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
24909 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
24910 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
24911 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
24912 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
24913 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
24914 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
24915 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
24916 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
24917 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
24918 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
24919 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
24920 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
24921 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
24922 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
24923 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
24924 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
24925 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
24926 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
24927 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
24928 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
24929 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
24930 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
24931 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
24932 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
24933 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
24934 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
24935 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
24936 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
24937 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
24938 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
24939 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
24940 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
24941 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
24942 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
24943 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
24944 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
24945 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
24946 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
24947 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
24948 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
24949 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
24950 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
24951 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
24952 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
24953 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
24954 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
24955 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
24956 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
24957 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
24958 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
24959 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
24960 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
24961 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
24962 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
24963 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
24964 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
24965 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
24966 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
24967 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
24968 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
24969 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
24970 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
24971 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
24972 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
24973 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
24974 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
24975 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
24976 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
24977 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
24978 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
24979 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
24980 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
24981 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
24982 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
24983 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
24984 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
24985 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
24986 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
24987 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
24988 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
24989 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
24990 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
24991 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
24992 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
24993 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
24994 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
24995 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
24996 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
24997 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
24998 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
24999 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
25000 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
25001 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
25002 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
25003 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
25004 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
25005 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
25006 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
25007 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
25008 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
25009 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
25010 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
25011 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
25012 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
25013 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
25014 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
25015 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
25016 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
25017 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
25018 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
25019 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
25020 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
25021 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
25022 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
25023 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
25024 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
25025 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
25026 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
25027 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
25028 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
25029 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
25030 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
25031 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
25032 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
25033 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
25034 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
25035 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
25036 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
25037 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
25038 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
25039 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
25040 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
25042 (mips_get_builtin_decl_index): New array.
25043 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
25044 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
25045 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
25046 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
25047 (mips_init_builtins): Initialize mips_get_builtin_decl_index
25049 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
25051 (mips_expand_builtin_insn): Prepare operands for
25052 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
25053 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
25054 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
25055 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
25056 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
25057 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
25058 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
25059 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
25060 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
25061 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
25062 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
25063 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
25064 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
25065 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
25066 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
25067 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
25068 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
25069 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
25070 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
25071 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
25072 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
25073 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
25074 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
25075 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
25076 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
25077 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
25078 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
25079 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
25080 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
25081 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
25082 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
25083 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
25084 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
25085 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
25086 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
25087 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
25088 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
25089 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
25090 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
25091 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
25092 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
25093 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
25094 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
25095 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
25096 These are set implicitly and an error is reported if overridden.
25097 (mips_expand_builtin_msa_test_branch): New function.
25098 (mips_expand_msa_shuffle): Likewise.
25099 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
25100 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
25101 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
25102 (mips_expand_vec_unpack): Add support for MSA.
25103 (mips_expand_vector_init): Likewise.
25104 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
25105 instead of const0_rtx.
25106 (mips_msa_vec_parallel_const_half): New function.
25107 (mips_gen_const_int_vector): Likewise.
25108 (mips_gen_const_int_vector_shuffle): Likewise.
25109 (mips_expand_msa_cmp): Likewise.
25110 (mips_expand_vec_cond_expr): Likewise.
25111 * config/mips/mips.h
25112 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
25113 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
25115 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
25116 (ISA_HAS_MSA): New macro.
25117 (UNITS_PER_MSA_REG): Likewise.
25118 (BITS_PER_MSA_REG): Likewise.
25119 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
25120 (MSA_REG_FIRST): New macro.
25121 (MSA_REG_LAST): Likewise.
25122 (MSA_REG_NUM): Likewise.
25123 (MSA_REG_P): Likewise.
25124 (MSA_REG_RTX_P): Likewise.
25125 (MSA_SUPPORTED_MODE_P): Likewise.
25126 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
25127 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
25128 * config/mips/mips.md: Include mips-msa.md.
25129 (alu_type): Add simd_add.
25130 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
25131 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
25132 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
25133 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
25134 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
25135 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
25136 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
25137 simd_move, simd_load, simd_store. Choose "multi" for moves
25139 (qword_mode): New attribute.
25140 (insn_count): Add instruction count for quad moves.
25141 Increase the count for MIPS SIMD division.
25142 (UNITMODE): Add UNITMODEs for vector types.
25143 (addsub): New code iterator.
25144 * config/mips/mips.opt (mmsa): New option.
25145 * config/mips/msa.h: New file.
25146 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
25148 * config/mips/mti-linux.h: Likewise.
25149 * config/mips/predicates.md
25150 (const_msa_branch_operand): New constraint.
25151 (const_uimm3_operand): Likewise.
25152 (const_uimm4_operand): Likewise.
25153 (const_uimm5_operand): Likewise.
25154 (const_uimm8_operand): Likewise.
25155 (const_imm5_operand): Likewise.
25156 (aq10b_operand): Likewise.
25157 (aq10h_operand): Likewise.
25158 (aq10w_operand): Likewise.
25159 (aq10d_operand): Likewise.
25160 (const_m1_operand): Likewise.
25161 (reg_or_m1_operand): Likewise.
25162 (const_exp_2_operand): Likewise.
25163 (const_exp_4_operand): Likewise.
25164 (const_exp_8_operand): Likewise.
25165 (const_exp_16_operand): Likewise.
25166 (const_vector_same_val_operand): Likewise.
25167 (const_vector_same_simm5_operand): Likewise.
25168 (const_vector_same_uimm5_operand): Likewise.
25169 (const_vector_same_uimm6_operand): Likewise.
25170 (const_vector_same_uimm8_operand): Likewise.
25171 (par_const_vector_shf_set_operand): Likewise.
25172 (reg_or_vector_same_val_operand): Likewise.
25173 (reg_or_vector_same_simm5_operand): Likewise.
25174 (reg_or_vector_same_uimm6_operand): Likewise.
25175 * doc/extend.texi (MIPS SIMD Architecture Functions): New
25177 * doc/invoke.texi (-mmsa): Document new option.
25179 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25181 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
25182 * configure: Regenerate.
25183 * config.in: Regenerate.
25184 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
25185 on -fvtable-verify.
25186 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
25187 (ENDFILE_VTV_SPEC): Define.
25189 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
25191 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
25192 registers in all interrupt handlers if necessary.
25193 (rl78_option_override): Add warning.
25194 (MUST_SAVE_MDUC_REGISTERS): New macro.
25195 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
25196 * config/rl78/rl78.c (check_mduc_usage): New function.
25197 (mduc_regs): New structure to hold MDUC register data.
25198 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
25199 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
25200 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
25201 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
25202 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
25203 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
25205 2016-05-09 Bin Cheng <bin.cheng@arm.com>
25207 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
25208 (tree-ssa-loop-niter.h): Ditto.
25209 (idx_within_array_bound, ref_within_array_bound): New functions.
25210 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
25211 Factor out check on writable base object to ...
25212 (base_object_writable): ... here.
25214 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25216 * config/arm/arm.md (probe_stack): Add modes to set source
25219 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
25221 * regrename.c (base_reg_class_for_rename): New static function.
25222 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
25224 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
25226 * cgraph.c (thunk_adjust): Export.
25227 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
25228 * cgraphunit.c (thunk_adjust): Export.
25229 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
25231 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
25233 * tree-inline.c (expand_call_inline): Expand thunks inline.
25235 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
25238 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
25239 (*sse2_vd_cvtss2sd): Ditto.
25240 * config/i386/i386.md
25241 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
25242 Generate *sse2_vd_cvtsd2ss pattern.
25243 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
25244 Generate *sse2_vd_cvtss2sd pattern.
25246 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
25248 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
25249 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
25252 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
25254 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
25255 * config/sh/sh.c: Define and declare variables on first use throughout
25257 (current_function_interrupt): Change to bool type.
25258 (frame_insn): Rename to emit_frame_insn and update users.
25259 (push_regs): Use bool for 'interrupt_handler' argument.
25260 (save_schedule_s): Remove.
25261 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
25262 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
25263 targetm.asm_out.unaligned_op.di.
25264 (gen_far_branch): Remove redundant forward declaration.
25265 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
25266 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
25267 (sh_set_return_address, sh_function_ok_for_sibcall,
25268 scavenge_reg): Update comments.
25269 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
25270 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
25271 (sh_attr_renesas_p): Remove unnecessary parentheses.
25272 (branch_dest): Simplify.
25273 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
25274 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
25275 (CUMULATIVE_ARGS): Change macro to typedef.
25276 (current_function_interrupt): Change to bool type.
25277 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
25278 Surround with __cplusplus ifdef.
25279 (sh_compare_op0, sh_compare_op1): Remove.
25280 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
25282 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
25284 * config/arm/arm.md (arch): Add neon.
25285 (arch_enabled): Return yes for arch neon when TARGET_NEON.
25286 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
25287 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
25288 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
25289 attributes for alt renumbering. Mark alt 3 as non-predicable.
25290 (thumb2_movdf_vfp): Likewise.
25292 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
25294 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
25295 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
25296 (*andqi_1): Add preferred_for_speed attribute to disparage
25297 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
25298 (*<code>qi_1): Ditto.
25299 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
25300 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
25301 (*ashlqi3_1): Ditto.
25302 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
25303 Add preferred_for_size attribute to disparage alternative 0 and
25304 preferred_for_speed attribute to disparage alternative 1 for
25305 TARGET_PARTIAL_REG_STALL targets.
25307 2016-05-07 Tom de Vries <tom@codesourcery.com>
25309 PR tree-optimization/70956
25310 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
25313 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
25315 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
25316 * config/sh/sh.c (sh_cbranch_distance): Implement it.
25317 * config/sh/sh.md (branch_zero): Remove define_attr.
25318 (define_delay): Disable delay slot if branch distance is one insn.
25320 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25322 * config/i386/i386.md (LEAMODE): New mode attribute.
25323 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
25324 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
25325 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
25326 operand 2 predicate.
25327 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
25328 (*lea<mode>_general_3): Ditto.
25329 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
25331 2016-05-06 Jakub Jelinek <jakub@redhat.com>
25333 * genmddump.c (main): Convert argv from char ** to const char **.
25335 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25337 * coretypes.h (OVERRIDE): New macro.
25338 (FINAL): New macro.
25340 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
25342 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
25343 allow coalescing if the types are compatible.
25345 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25347 * pass_manager.h (pass_manager::register_pass_name): New method.
25348 (pass_manager::get_pass_by_name): New method.
25349 (pass_manager::create_pass_tab): New method.
25350 (pass_manager::m_name_to_pass_map): New field.
25351 * passes.c (name_to_pass_map): Delete global in favor of field
25352 "m_name_to_pass_map" of pass_manager.
25353 (register_pass_name): Rename from a function to...
25354 (pass_manager::register_pass_name): ...this method, updating
25355 for renaming of global "name_to_pass_map" to field
25356 "m_name_to_pass_map".
25357 (create_pass_tab): Rename from a function to...
25358 (pass_manager::create_pass_tab): ...this method, updating
25359 for renaming of global "name_to_pass_map" to field.
25360 (get_pass_by_name): Rename from a function to...
25361 (pass_manager::get_pass_by_name): ...this method.
25362 (enable_disable_pass): Convert use of get_pass_by_name to
25363 a method call, locating the pass_manager singleton.
25365 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25367 * genattr-common.c (main): Convert argv from char ** to const char **.
25368 * genattr.c (main): Likewise.
25369 * genattrtab.c (main): Likewise.
25370 * genautomata.c (initiate_automaton_gen): Likewise.
25372 * gencodes.c (main): Likewise.
25373 * genconditions.c (main): Likewise.
25374 * genconfig.c (main): Likewise.
25375 * genconstants.c (main): Likewise.
25376 * genemit.c (main): Likewise.
25377 * genenums.c (main): Likewise.
25378 * genextract.c (main): Likewise.
25379 * genflags.c (main): Likewise.
25380 * genmddeps.c (main): Likewise.
25381 * genopinit.c (main): Likewise.
25382 * genoutput.c (main): Likewise.
25383 * genpeep.c (main): Likewise.
25384 * genpreds.c (main): Likewise.
25385 * genrecog.c (main): Likewise.
25386 * gensupport.c (init_rtx_reader_args_cb): Likewise.
25387 (init_rtx_reader_args): Likewise.
25388 * gensupport.h (init_rtx_reader_args_cb): Likewise.
25389 (init_rtx_reader_args): Likewise.
25390 * gentarget-def.c (main): Likewise.
25391 * read-md.c (read_md_files): Likewise.
25392 * read-md.h (read_md_files): Likewise.
25394 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25396 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
25397 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
25398 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
25399 Remove unused predicate.
25400 (register_and_not_fp_reg_operand): Ditto.
25402 2016-05-06 Martin Liska <mliska@suse.cz>
25404 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
25405 instead of vec as the vector is local to the function.
25407 2016-05-06 Jakub Jelinek <jakub@redhat.com>
25409 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
25410 avx512bw alternative.
25412 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
25413 before the ashr<mode>3 pattern.
25415 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
25416 v instead of x in vex or maybe_vex alternatives, use
25417 maybe_evex instead of vex in prefix.
25419 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
25420 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
25421 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
25422 in vex or maybe_vex alternatives, use maybe_evex instead of vex
25425 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
25426 v instead of x in vex or maybe_vex alternatives, use
25427 maybe_evex instead of vex in prefix.
25429 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
25430 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
25431 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
25432 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
25433 alternatives, use maybe_evex instead of vex in prefix.
25435 * config/i386/sse.md (vec_interleave_lowv4sf,
25436 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
25437 v instead of x in vex or maybe_vex alternatives, use
25438 maybe_evex instead of vex in prefix.
25440 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
25441 v instead of x in vex or maybe_vex alternatives, use
25442 maybe_evex instead of vex in prefix.
25444 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
25445 v constraint instead of x.
25447 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
25449 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
25450 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
25453 2016-05-06 Richard Biener <rguenther@suse.de>
25455 PR tree-optimization/70948
25456 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
25457 Properly clobber all fields of va_list for __builtin_va_start.
25459 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
25462 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
25463 loop latch destination.
25465 2016-05-06 Martin Liska <mliska@suse.cz>
25467 * tree-ssa-uninit.c: Apply manual changes
25468 to the GNU coding style.
25469 (prune_uninit_phi_opnds): Rename from
25470 prune_uninit_phi_opnds_in_unrealizable_paths.
25472 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25474 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
25475 mspace): Remove deprecated options.
25476 * doc/invoke.texi (SH options): Remove -mspace.
25478 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25480 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
25482 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25484 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
25485 corresponding combine split pattern.
25487 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25490 * config/sh/predicates.md (long_displacement_mem_operand): New.
25491 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
25492 Add movi20, movi20s alternatives. Adjust length attribute for
25494 (movsi_ie): Allow for any FPU. Adjust length attribute for
25496 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
25497 attribute for alternatives.
25498 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
25499 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
25500 length attribute for alternatives.
25502 2016-05-06 Richard Biener <rguenther@suse.de>
25504 PR tree-optimization/70960
25505 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
25507 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25510 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
25511 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
25513 2016-05-06 Marek Polacek <polacek@redhat.com>
25516 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
25518 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25521 * config/sh/sh.md (*rotcr): Add another variant.
25523 2016-05-06 Richard Biener <rguenther@suse.de>
25525 PR middle-end/70931
25526 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
25528 2016-05-06 Richard Biener <rguenther@suse.de>
25530 PR middle-end/70941
25531 * fold-const.c (split_tree): Always convert to the original type
25534 2016-05-06 Richard Biener <rguenther@suse.de>
25536 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
25537 (fwprop_addr): Likewise.
25539 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25542 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
25544 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
25545 * config/i386/i386.md (push mem splitter): Use find_constant_src in
25546 the splitter condition.
25547 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
25548 the splitter condition.
25549 (FP float_extend load splitter): Ditto.
25551 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
25553 * config/i386/i386.md (peehole2 patterns): Change true_regnum
25554 to REGNO in all peephole2 patterns.
25555 (post-reload splitters): Change true_regnum to REGNO in
25556 post-reload splitters.
25557 (zero_extend splitters): Use general_reg_operand and
25558 nonimmediate_gr_operand predicates.
25560 2016-05-05 Jakub Jelinek <jakub@redhat.com>
25562 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
25563 v constraint instead of x.
25565 2016-05-05 Alan Modra <amodra@gmail.com>
25568 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
25569 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
25570 TARGET_NO_FP_IN_TOC for -mrelocatable.
25571 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
25572 TARGET_RELOCATABLE test.
25573 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25574 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25575 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25576 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25577 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25578 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25579 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25580 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25581 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
25582 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25584 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
25585 (rs6000_stack_info): Likewise.
25586 (rs6000_elf_asm_out_constructor): Likewise.
25587 (rs6000_elf_asm_out_destructor): Likewise.
25588 (rs6000_elf_declare_function_name): Likewise.
25589 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
25590 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
25593 2016-05-05 Alan Modra <amodra@gmail.com>
25595 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
25597 2016-05-05 Alan Modra <amodra@gmail.com>
25599 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
25600 out-of-line gpr restore for one or two regs if that would add
25603 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
25606 * config/i386/i386.md
25607 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
25608 Change to post-epilogue_completed late splitter. Use sse_reg_operand
25609 as operand 0 predicate.
25610 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
25612 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
25613 Ditto. Emit the pattern using RTX.
25615 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
25616 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
25617 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
25618 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
25620 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
25621 sse_reg_operand as operand 0 predicate.
25623 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
25624 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
25625 instead of gen_rtx_REG.
25626 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
25629 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25631 * function.c (emit_use_return_register_into_block): Delete.
25632 (gen_return_pattern): Delete.
25633 (emit_return_into_block): Delete.
25634 (active_insn_between): Delete.
25635 (convert_jumps_to_returns): Delete.
25636 (emit_return_for_exit): Delete.
25637 (thread_prologue_and_epilogue_insns): Delete all code dealing with
25638 simple_return for shrink-wrapped blocks.
25639 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
25640 end of blocks that need one.
25641 (get_unconverted_simple_return): Delete.
25642 (convert_to_simple_return): Delete.
25643 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
25644 (convert_to_simple_return): Ditto.
25646 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25648 * cfgcleanup.c (bb_is_just_return): New function.
25649 (try_optimize_cfg): Simplify jumps to return, branches to return,
25650 and branches around return.
25652 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25654 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
25655 branch to a return.
25657 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25661 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
25662 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
25663 assert flags & OEP_HASH_CHECK, instead of asserting it
25664 never happens. Handle TARGET_EXPR.
25665 * fold-const.c (operand_equal_p): For hash verification,
25666 or in OEP_HASH_CHECK into flags.
25668 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
25670 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
25672 (compute_samebase_partition_bases): Fix typo.
25674 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25676 * config/i386/sse.md (vec_interleave_highv8sf,
25677 vec_interleave_lowv8sf, vec_interleave_highv4df,
25678 vec_interleave_lowv4df): Remove constraints from expanders.
25680 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
25682 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25684 * tree-inline.c (expand_call_inline): Fix path dealing with
25685 making lhs of call statement undefined.
25687 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25689 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
25690 Check availability on NODE, too.
25691 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
25692 (cgraph_node::call_for_symbol_and_aliases): Likewise.
25693 (varpool_node::call_for_symbol_and_aliase): Likewise.
25694 * ipa-pure-const.c (add_new_function): Analyze all bodies.
25695 (propagate_pure_const): Propagate across interposable functions, too.
25696 (skip_function_for_local_pure_const): Do not skip interposable bodies
25698 (pass_local_pure_const::execute): Update.
25700 2016-05-04 Marek Polacek <polacek@redhat.com>
25702 * doc/invoke.texi: Document -Wdangling-else.
25704 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25706 * config.gcc: Error out when conflicting multilib is detected. Do not
25707 loop over multilibs since no combination is legal.
25709 2016-05-04 Alan Modra <amodra@gmail.com>
25711 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
25712 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
25713 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25716 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
25718 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
25719 Clean up p5600 comments.
25721 2016-05-04 Richard Biener <rguenther@suse.de>
25723 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
25724 constructor simplifications.
25725 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
25727 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
25729 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
25730 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
25731 result.set_rtx is null instead of aborting.
25732 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
25734 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
25735 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
25736 *mov<mode>_store_postinc): New patterns.
25738 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
25740 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
25741 as commutative. Check both conversions are NOP.
25742 ((A & B) OP (C & B)): Remove.
25744 2016-05-04 Alan Modra <amodra@gmail.com>
25746 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
25748 2016-05-04 Alan Modra <amodra@gmail.com>
25751 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
25752 when cr2,3,4 are all fixed regs.
25754 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
25756 PR rtl-optimization/57193
25757 * opts.c (default_options_table): Revert OPT_frename_registers change.
25758 * doc/invoke.texi (-frename-registers, -O2): Likewise.
25760 2016-05-03 Martin Sebor <msebor@redhat.com>
25763 * builtins.c (fold_builtin_FILE): New function.
25764 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
25765 (fold_builtin_0): Call them.
25766 * gimplify.c (gimplify_call_expr): Remove the handling of
25767 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
25770 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
25771 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
25775 * doc/extend.texi (Function Names as Strings): Update __func__,
25776 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
25779 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25780 Richard Biener <rguenther@suse.de>
25782 PR tree-optimization/70916
25783 * tree-if-conv.c: Include cfganal.h.
25784 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
25785 and remove_fake_exit_edges around the optimization pass.
25787 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
25789 * cgraph.c (symbol_table::create_edge): Set inline_failed.
25790 (cgraph_edge::make_direct): Likewise.
25791 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
25792 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
25793 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
25794 (CIF_THUNK): New code.
25795 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
25796 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
25797 (compute_inline_parameters): Set inline_failed for thunks.
25798 (inline_analyze_function): Cleanup.
25799 * ipa-inline.c (can_inline_edge_p): Do not deal with
25800 call_stmt_cannot_inline_p.
25801 (can_early_inline_edge_p): Likewise.
25802 (early_inliner): Initialize inline_failed.
25803 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
25805 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
25807 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
25808 from nonimm_ssenomem_operand.
25809 (nonimm_ssenomem_operand): New predicate.
25810 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
25811 as operand 0 predicate.
25812 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
25813 Disable unsupported alternatives using "enabled" attribute.
25814 Use register_ssemem_operand as operand 0 predicate.
25815 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
25817 2016-05-03 Marek Polacek <polacek@redhat.com>
25820 * input.c (expansion_point_location): New function.
25821 * input.h (expansion_point_location): Declare.
25823 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
25825 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
25826 occurence with frame_offset_ ones.
25828 2016-05-03 Alan Modra <amodra@gmail.com>
25830 PR rtl-optimization/70890
25831 * ira.c (combine_and_move_insns): When moving def_insn, remove
25832 equivs on use_insn.
25834 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
25836 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
25837 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
25838 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
25839 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
25841 2016-05-03 Alan Modra <amodra@gmail.com>
25843 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
25844 for SAVE_MULTIPLE/STORE_MULTIPLE.
25846 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25848 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
25849 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
25851 2016-05-03 Richard Biener <rguenther@suse.de>
25853 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
25855 (gimplify_arg): Likewise.
25856 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
25857 re-writing the result to a decl if required.
25858 (internal_get_tmp_var): Add allow_ssa parameter
25859 and override into_ssa with it.
25860 (get_formal_tmp_var): Adjust.
25861 (get_initialized_tmp_var): Add allow_ssa parameter.
25862 (gimplify_arg): Add allow_ssa parameter and avoid generating
25863 SSA names for the result false.
25864 (gimplify_call_expr): If the call may return twice do not
25865 gimplify parameters into SSA.
25866 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
25867 (gimplify_modify_expr): Adjust assert. For noreturn calls
25868 with a SSA name LHS adjust its def.
25869 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
25870 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
25871 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
25872 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
25873 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
25874 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
25875 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
25876 (optimize_target_teams): Do not allow SSA names for clause operands.
25877 (gimplify_expr): Likewise for where we mark the result addressable.
25878 * passes.def (pass_init_datastructures): Remove.
25879 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
25880 (rewrite_stmt): Likewise.
25881 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
25882 (replace_locals_op): Replace SSA names.
25883 (copy_gimple_seq_and_replace_locals): Init src_cfun.
25884 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
25885 * cgraph.c (release_function_body): Free CFG annotations only
25886 when we have a CFG. Simplify.
25887 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
25888 force_gimple_operand instead of get_initialized_tmp_var.
25889 * tree-pass.h (make_pass_init_datastructures): Remove.
25890 * tree-ssa.c (execute_init_datastructures): Remove.
25891 (pass_data_init_datastructures): Likewise.
25892 (class pass_init_datastructures): Likewise.
25893 (make_pass_init_datastructures): Likewise.
25894 * omp-low.c (create_omp_child_function): Init SSA data structures.
25895 (grid_expand_target_grid_body): Likewise.
25896 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
25897 name before adding it to names_to_release.
25898 (remove_bb): Always release SSA defs.
25899 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
25900 before dereferencing it.
25901 * cgraphunit.c (init_lowered_empty_function): Always
25902 int SSA data structures.
25903 * tree-ssanames.c (release_defs): Remove assert that we are in
25905 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
25907 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25908 Uros Bizjak <ubizjak@gmail.com>
25910 PR rtl-optimization/70467
25911 * config/i386/predicates.md (x86_64_hilo_int_operand,
25912 x86_64_hilo_general_operand): New predicates.
25913 * config/i386/constraints.md (Wd): New constraint.
25914 * config/i386/i386.md (mode attr di): Use Wd instead of e.
25915 (general_hilo_operand): New mode attr.
25916 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
25917 instead of <general_operand>.
25918 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
25919 x86_64_hilo_general_operand instead of <general_operand>.
25921 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25923 PR tree-optimization/70916
25924 * tree-if-conv.c (constant_or_ssa_name): Removed.
25925 (fold_build_cond_expr): Use is_gimple_val instead of
25926 constant_or_ssa_name.
25928 PR tree-optimization/70916
25929 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
25930 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
25933 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
25934 (optimize_atomic_bit_test_and): New function.
25935 (pass_fold_builtins::execute): Use it.
25936 * optabs.def (atomic_bit_test_and_set_optab,
25937 atomic_bit_test_and_complement_optab,
25938 atomic_bit_test_and_reset_optab): New optabs.
25939 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
25940 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
25941 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
25942 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
25943 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
25944 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
25945 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
25946 * doc/md.texi (atomic_bit_test_and_set@var{mode},
25947 atomic_bit_test_and_complement@var{mode},
25948 atomic_bit_test_and_reset@var{mode}): Document.
25949 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
25950 atomic_bit_test_and_complement<mode>,
25951 atomic_bit_test_and_reset<mode>): New expanders.
25952 (atomic_bit_test_and_set<mode>_1,
25953 atomic_bit_test_and_complement<mode>_1,
25954 atomic_bit_test_and_reset<mode>_1): New insns.
25956 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
25958 PR rtl-optimization/70687
25959 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
25960 instead of unsigned HOST_WIDE_INT.
25962 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
25964 PR rtl-optimization/44281
25965 * hard-reg-set.h (struct target_hard_regs): New field
25966 x_fixed_nonglobal_reg_set.
25967 (fixed_nonglobal_reg_set): New macro.
25968 * reginfo.c (init_reg_sets_1): Initialize it.
25969 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
25971 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
25973 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25975 PR tree-optimization/56541
25976 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
25977 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
25978 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
25979 (any_complicated_phi): new static variable.
25980 (aggressive_if_conv): delete.
25981 (if_convertible_phi_p): support phis with more than two arguments.
25982 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
25983 critical pred edges.
25984 (ifcvt_split_critical_edges): support phis with more than two
25985 arguments by checking new parameter. only split critical edges
25987 (tree_if_conversion): handle simd pragma marked loop using new
25988 local variable aggressive_if_conv. check any_complicated_phi.
25990 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25992 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
25995 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25997 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
26000 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
26002 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
26003 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
26004 define_insn_and_split.
26005 (mulsi3_i): New define_insn_and_split.
26006 (mulsi3_call): Convert to define_insn.
26007 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
26008 Remove constraints.
26010 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26012 * machmode.h (mode_complex): Add support to give the complex mode
26014 (GET_MODE_COMPLEX_MODE): Likewise.
26015 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
26016 stored by build_complex_type and gfc_build_complex_type instead of
26017 trying to figure out the appropriate mode based on the size. Raise
26018 an assertion error, if the type was not set.
26019 * genmodes.c (struct mode_data): Add field for the complex type of
26021 (blank_mode): Likewise.
26022 (make_complex_modes): Remember the complex mode created in the
26024 (emit_mode_complex): Write out the mode_complex array to map a
26025 type mode to the complex version.
26026 (emit_insn_modes_c): Likewise.
26027 * tree.c (build_complex_type): Set the complex type to use before
26028 calling layout_type.
26029 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
26030 support for __float128 complex datatypes.
26031 (rs6000_hard_regno_mode_ok): Likewise.
26032 (rs6000_setup_reg_addr_masks): Likewise.
26033 (rs6000_complex_function_value): Likewise.
26034 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
26035 __float128 and __ibm128 complex.
26036 (FLOAT128_IBM_P): Likewise.
26037 (ALTIVEC_ARG_MAX_RETURN): Likewise.
26038 * doc/extend.texi (Additional Floating Types): Document that
26039 -mfloat128 must be used to enable __float128. Document complex
26040 __float128 and __ibm128 support.
26042 2016-05-02 Jakub Jelinek <jakub@redhat.com>
26045 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
26046 char/short arguments promoted to int because of promote_prototypes.
26048 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
26050 * config/i386/predicates.md (register_ssemem_operand): New predicate.
26051 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
26052 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
26053 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
26054 alternatives using "enabled" attribute. Use register_ssemem_operand
26055 as operand 1 predicate.
26056 (*cmpi<unord>xf_i387): Split XFmode pattern from
26057 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
26058 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
26059 *absneg<mode>2_i387. Disable unsupported alternatives using
26060 "enabled" attribute.
26061 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
26063 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
26065 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
26067 (oacc_loop_process): Check mask for loop termination.
26069 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
26071 * cif-code.def (CIF_THUNK): Add.
26072 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
26075 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
26077 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
26078 (dump_inline_summary): Dump it.
26079 (fp_expression_p): New predicate.
26080 (estimate_function_body_sizes): Use it.
26081 (inline_merge_summary): Merge fp_expressions.
26082 (inline_read_section): Read fp_expressions.
26083 (inline_write_summary): Write fp_expressions.
26084 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
26085 codegen boundary if either caller or callee is !fp_expressions.
26086 * ipa-inline.h (inline_summary): Add fp_expressions.
26087 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
26088 to fp_expressions be sure the fp generation flags are updated.
26090 2016-05-02 Jakub Jelinek <jakub@redhat.com>
26092 PR rtl-optimization/70467
26093 * cse.c (cse_insn): Handle no-op MEM moves after folding.
26095 PR rtl-optimization/70467
26096 * ipa-pure-const.c (check_call): Handle internal calls even in
26097 ipa mode like in local mode.
26099 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
26101 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
26103 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
26105 * match.pd (X u< X, X u> X): New transformations.
26107 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
26109 * flag-types.h (enum warn_strict_overflow_code): Move ...
26110 * coretypes.h: ... here.
26111 * fold-const.h (fold_overflow_warning): Declare.
26112 * fold-const.c (fold_overflow_warning): Make non-static.
26113 (fold_comparison): Move the transformation of X +- C1 CMP C2
26114 into X CMP C2 -+ C1 ...
26115 * match.pd: ... here.
26116 * gimple-fold.c (fold_stmt_1): Protect with
26117 fold_defer_overflow_warnings.
26119 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
26121 * omp-low.c (struct oacc_loop): Add 'inner' field.
26122 (new_oacc_loop_raw): Initialize it to zero.
26123 (oacc_loop_fixed_partitions): Initialize it.
26124 (oacc_loop_auto_partitions): Partition outermost loop to outermost
26125 available partitioning.
26127 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26129 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
26131 (umulsidi3): Likewise.
26132 (indirect_jump): Fix jump instruction assembly patterns.
26134 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
26137 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
26138 (nvptx_function_value): Assert non-NULL cfun.
26140 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
26142 PR rtl-optimization/70886
26143 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
26145 * cselib.h (rtx_equal_for_cselib_1): Declare.
26146 (rtx_equal_for_cselib_p: New inline function.
26147 * cselib.c (rtx_equal_for_cselib_p): Delete.
26148 (rtx_equal_for_cselib_1): Make public.
26150 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
26152 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
26153 (register_mixssei387nonimm_operand): Remove predicate.
26154 * config/i386/i386.md (*fop_<mode>_comm): Merge from
26155 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
26156 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
26157 for TARGET_MIX_SSE_I387 alternatives.
26158 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
26159 Disable unsupported alternatives using "enabled" attribute. Use
26160 nonimm_ssenomem_operand as operand 1 predicate. Also check
26161 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
26163 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26165 * tree.c (cst_and_fits_in_hwi): Simplify.
26167 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26169 * tree.h (wi::to_wide): New function.
26170 * expr.c (expand_expr_real_1): Use wi::to_wide.
26171 * fold-const.c (int_const_binop_1): Likewise.
26172 (extract_muldiv_1): Likewise.
26174 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26176 * wide-int.h: Update offset_int and widest_int documentation.
26177 (WI_SIGNED_SHIFT_RESULT): New macro.
26178 (wi::binary_shift): Define signed_shift_result_type for
26179 shifts on offset_int- and widest_int-like types.
26180 (generic_wide_int): Support <<= and >>= if << and >> are supported.
26181 * tree.h (int_bit_position): Use shift operators instead of wi::
26183 * alias.c (adjust_offset_for_component_ref): Likewise.
26184 * expr.c (get_inner_reference): Likewise.
26185 * fold-const.c (fold_comparison): Likewise.
26186 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
26187 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
26188 * tree-dfa.c (get_ref_base_and_extent): Likewise.
26189 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
26190 (stmt_kills_ref_p): Likewise.
26191 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
26192 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
26193 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26194 (ao_ref_init_from_vn_reference): Likewise.
26196 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26198 * wide-int.h: Update offset_int and widest_int documentation.
26199 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
26200 (wi::binary_traits): Allow ordered comparisons between offset_int and
26201 offset_int, between widest_int and widest_int, and between either
26202 of these types and basic C types.
26203 (operator <, <=, >, >=): Define for the same combinations.
26204 * tree.h (tree_int_cst_lt): Use comparison operators instead
26205 of wi:: comparisons.
26206 (tree_int_cst_le): Likewise.
26207 * gimple-fold.c (fold_array_ctor_reference): Likewise.
26208 (fold_nonarray_ctor_reference): Likewise.
26209 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
26210 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
26211 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
26212 * tree-sra.c (completely_scalarize): Likewise.
26213 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
26214 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
26215 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
26216 (check_for_binary_op_overflow): Likewise.
26217 (search_for_addr_array): Likewise.
26218 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
26220 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26222 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
26223 (arc_save_restore): Likewise.
26224 (arc_dwarf_register_span): Likewise.
26225 (arc_output_pic_addr_const): Initialize suffix variable.
26227 2016-05-02 Martin Liska <mliska@suse.cz>
26229 * symbol-summary.h (function_summary::function_summary):
26230 Remove checking assert for all cgraph nodes.
26231 (function_summary::get): Check summary_uid.
26232 (symtab_insertion): Check summary_uid.
26234 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26236 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
26237 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
26238 bmaskn instruction.
26239 (arc_dwarf_register_span): Remove enum keyword.
26240 (compact_memory_operand_p): New function.
26241 * config/arc/arc.h (reg_class): Add code density register classes.
26242 (REG_CLASS_NAMES): Likewise.
26243 (REG_CLASS_CONTENTS): Likewise.
26244 * config/arc/arc.md (*movqi_insn): Add code density instructions.
26245 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
26246 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
26247 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
26248 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
26250 (h, Rcd, Rsd, Rzd): New register constraints.
26251 (T): Use compact_memory_operand_p function.
26252 * config/arc/predicates.md (compact_load_memory_operand): Remove.
26254 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
26256 * config/sh/sh.md (*negnegt, *movtt): Remove.
26258 2016-05-02 Marek Polacek <polacek@redhat.com>
26259 Tom de Vries <tom@codesourcery.com>
26261 PR tree-optimization/70700
26262 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
26263 bigger than FIRST_REF_NODE.
26265 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
26268 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
26270 (prepare_cbranch_operands): Don't use scratch register. Assume that
26271 function is used when pseudos can be created.
26272 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
26273 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
26274 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
26275 define_expand. Allow it only when pseudos can be created.
26276 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
26278 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
26280 * config/i386/constraints.md (BC): Only allow -1 operands.
26281 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
26282 Add "enabled" attribute. Update XI mode attribute calculation.
26283 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
26284 (*movoi_internal_avx): Update XI mode attribute calculation.
26285 (*movti_internal): Ditto.
26287 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26289 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
26290 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
26292 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
26294 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
26295 statement on instruction code. Remove trailing spaces.
26296 (altivec_expand_stv_builtin): Likewise.
26298 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26300 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
26301 (TARGET_FPU_DOUBLE): Simplify.
26302 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
26303 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
26304 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
26305 with 'TARGET_FPU_DOUBLE'.
26306 * config/sh/sh.md: Likewise.
26308 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
26310 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
26311 SH_DIV_STR_FOR_SIZE): Remove.
26312 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
26313 SH_DIV_STR_FOR_SIZE): Remove.
26315 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26317 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
26318 logical_reg_operand): Delete.
26319 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
26320 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
26321 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
26322 match_operand and match_test.
26323 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
26324 variables on their first use. Return bool values.
26325 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
26326 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
26327 arith_reg_operand for input operand. Remove empty constraints.
26329 (*xorsi3_compact): Rename to xorsi3.
26330 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
26331 (*zero_extend<mode>si2_disp_mem): Update comment.
26334 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
26336 * config/sh/t-sh: Remove SH5 support.
26337 * config.gcc: Likewise.
26338 * configure: Likewise.
26340 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26342 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
26344 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
26346 * config/sh/sh.c (register_sh_passes, sh_option_override,
26347 sh_print_operand, prepare_move_operands,
26348 sh_can_follow_jump): Remove TARGET_SH1 checks.
26349 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
26350 PROMOTE_MODE): Likewise.
26351 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
26354 2016-04-30 Alan Modra <amodra@gmail.com>
26356 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
26357 restoring when fixed_reg_p, but allow out-of-line or stmw save.
26358 Check for user regs later to avoid unnecessary looping over regs.
26359 Merge user reg check with non-saved reg check. Don't force
26360 inline VR restore when static chain used.
26361 (rs6000_frame_related): Omit eh_frame info for user regs when
26363 (fixed_regs_p): Delete.
26365 2016-04-30 Alan Modra <amodra@gmail.com>
26367 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
26368 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
26371 2016-04-30 Alan Modra <amodra@gmail.com>
26374 * config/rs6000/rs6000.c (fixed_reg_p): New function.
26375 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
26378 2016-04-30 Alan Modra <amodra@gmail.com>
26380 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
26381 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
26382 flag_pic test for Darwin.
26384 2016-04-30 Alan Modra <amodra@gmail.com>
26386 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
26387 throw_calls_crossed.
26388 (REG_FREQ_CALLS_CROSSED): Delete.
26389 (REG_N_THROWING_CALLS_CROSSED): Delete.
26390 * regstat.c (regstat_bb_compute_ri): Don't calculate
26391 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
26392 (dump_reg_info): Don't print call cross frequency.
26393 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
26394 and REG_N_THROWING_CALLS_CROSSED.
26396 2016-04-30 Alan Modra <amodra@gmail.com>
26398 * regs.h (struct reg_info_t): Delete live_length.
26399 (REG_LIVE_LENGTH): Delete macro.
26400 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
26401 local_live, local_processed and local_live_last_luid params.
26402 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
26404 (regstat_compute_ri): Adjust for above. Don't set
26406 (dump_reg_info): Don't print live length.
26407 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
26408 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
26409 Localize loop_depth var.
26411 2016-04-30 Alan Modra <amodra@gmail.com>
26413 * ira.c (enum valid_equiv): New.
26414 (validate_equiv_mem): Return enum.
26415 (update_equiv_mem): Create replacement in more cases.
26416 (add_store_equivs): Update validate_equiv_mem call.
26418 2016-04-30 Alan Modra <amodra@gmail.com>
26420 * ira.c (combine_and_move_insns): Rather than scanning insns,
26421 use DF infrastucture to find use and def insns.
26423 2016-04-30 Alan Modra <amodra@gmail.com>
26425 ira.c (combine_and_move_insns): Move invariant conditions..
26426 (ira.c): ..to here. Call combine_and_move_insns before
26427 add_store_equivs. Call grow_reg_equivs later. Allocate
26428 req_equiv later using max_reg_num() rather than global max_regno.
26429 (contains_replace_regs): Delete.
26430 (add_store_equivs): Remove contains_replace_regs test.
26432 2016-04-30 Alan Modra <amodra@gmail.com>
26434 * ira.c (struct equiv_mem_data): New.
26435 (equiv_mem, equiv_mem_modified): Delete static vars.
26436 (validate_equiv_mem_from_store): Use "data" param to communicate..
26437 (validate_equiv_mem): ..from here.
26439 2016-04-30 Alan Modra <amodra@gmail.com>
26441 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
26443 (update_reg_equivs): ..here. Move allocation and freeing of
26444 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
26445 end_alias_analysis to..
26448 2016-04-30 Alan Modra <amodra@gmail.com>
26450 * ira.c (pdx_subregs): Delete.
26451 (struct equivalence): Add pdx_subregs field.
26452 (set_paradoxical_subreg): Remove pdx_subregs param. Update
26453 pdx_subregs access.
26454 (update_equiv_regs): Don't create or free pdx_subregs. Update
26455 pdx_subregs access.
26457 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26459 * config/rs6000/altivec.h: Change definitions of vec_xl and
26461 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
26462 (LD_ELEMREV_V2DI): New.
26463 (LD_ELEMREV_V4SF): New.
26464 (LD_ELEMREV_V4SI): New.
26465 (LD_ELEMREV_V8HI): New.
26466 (LD_ELEMREV_V16QI): New.
26467 (ST_ELEMREV_V2DF): New.
26468 (ST_ELEMREV_V2DI): New.
26469 (ST_ELEMREV_V4SF): New.
26470 (ST_ELEMREV_V4SI): New.
26471 (ST_ELEMREV_V8HI): New.
26472 (ST_ELEMREV_V16QI): New.
26475 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
26476 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
26477 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
26478 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
26479 (altivec_expand_builtin): Add handling for
26480 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
26481 (rs6000_invalid_builtin): Add error-checking for
26482 RS6000_BTM_P9_VECTOR.
26483 (altivec_init_builtins): Define builtins used to implement vec_xl
26485 (rs6000_builtin_mask_names): Define power9-vector.
26486 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
26487 (RS6000_BTM_P9_VECTOR): Define.
26488 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
26489 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
26490 (vsx_ld_elemrev_v2df): Likewise.
26491 (vsx_ld_elemrev_v4sf): Likewise.
26492 (vsx_ld_elemrev_v4si): Likewise.
26493 (vsx_ld_elemrev_v8hi): Likewise.
26494 (vsx_ld_elemrev_v16qi): Likewise.
26495 (vsx_st_elemrev_v2df): Likewise.
26496 (vsx_st_elemrev_v2di): Likewise.
26497 (vsx_st_elemrev_v4sf): Likewise.
26498 (vsx_st_elemrev_v4si): Likewise.
26499 (vsx_st_elemrev_v8hi): Likewise.
26500 (vsx_st_elemrev_v16qi): Likewise.
26501 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
26504 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
26506 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
26508 (simplify_control_stmt_condition_1): ... here. Recurse into
26509 BIT_AND_EXPRs and BIT_IOR_EXPRs.
26511 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
26514 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
26515 (zero_extendqi<mode>2_dot): Revert earlier conversion from
26516 define_insn_and_split to define_insn.
26517 (zero_extendqi<mode>2_dot2): Same.
26518 (extendqi<mode>2_dot): Same.
26519 (extendqi<mode>2_dot2): Same.
26521 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26523 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
26524 (probe_stack): New expander.
26525 (probe_stack_<mode>): New insn pattern.
26527 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26529 * config/i386/i386.md
26530 (operations with memory inputs setting flags peephole2):
26531 Remove uneeded REG_P checks. Cleanup pattern generation.
26533 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
26535 * tree-vect-loop.c (vect_transform_loop): Fix
26536 nb_iterations_upper_bound computation for vectorized loop.
26538 2016-04-29 Marek Polacek <polacek@redhat.com>
26539 Jakub Jelinek <jakub@redhat.com>
26542 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
26543 TARGET_EXPR_SLOT as a base.
26545 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
26547 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
26548 with 'rCm2' constraints to limit possible immediate size.
26549 (*load_zeroextendqisi_update): Likewise.
26550 (*load_signextendqisi_update): Likewise.
26551 (*loadhi_update): Likewise.
26552 (*load_zeroextendhisi_update): Likewise.
26553 (*load_signextendhisi_update): Likewise.
26554 (*loadsi_update): Likewise.
26555 (*loadsf_update): Likewise.
26557 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26559 * config/i386/predicates.md (constm1_operand): Fix comparison.
26561 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26563 * testsuite/gcc.target/arc/ieee_eq.c: New test.
26565 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
26567 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
26568 remaining SH5 related settings.
26569 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
26570 shmedia_prepare_call_address): Delete.
26571 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
26572 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
26573 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
26574 UNSUPPORTED_SH2A): Remove m5 checks.
26575 (sh_divide_strategy_e): Remove SH5 division strategies.
26576 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
26577 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
26579 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
26581 * config/s390/s390.c (s390_rtx_costs): Update documentation.
26583 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26585 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
26586 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
26587 Change lder to ldr.
26588 * config/s390/vector.md ("mov<mode>"): Likewise.
26590 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
26592 * config/s390/constraints.md ("U", "W"): Invoke
26593 s390_mem_constraint with "ZR" and "ZT".
26594 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
26595 addresses when using LRA. Accept also short displacements for S
26596 and T constraints. Do not check for long displacement target for
26597 S and T constraints.
26598 (s390_mem_constraint): Remove handling of U and W constraints.
26599 * config/s390/s390.md (various patterns): Remove the short
26600 displacement constraints (Q and R) if a long displacement
26601 constraint is present. Add longdisp as required CPU capability.
26602 * config/s390/vector.md: Likewise.
26603 * config/s390/vx-builtins.md: Likewise.
26605 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
26608 * reload1.c (reload): Call finish_spills before
26609 restarting reload loop. Skip select_reload_regs
26610 if update_eliminables_and_spill returns true.
26612 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26614 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
26615 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
26616 (umulhisi3_imm): Update predicates and constraint letters.
26617 (umulhisi3_reg): Declare instruction as commutative.
26618 * config/arc/constraints.md (J12, J16): New constraints.
26619 * config/arc/predicates.md (short_unsigned_const_operand): New
26621 (arc_short_operand): Likewise.
26622 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
26624 2016-04-29 Richard Biener <rguenther@suse.de>
26626 PR tree-optimization/13962
26627 PR tree-optimization/65686
26628 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
26629 * tree-ssa-alias.c (ptrs_compare_unequal): New function
26630 using PTA to compare pointers.
26631 * match.pd: Add pattern for pointer equality compare simplification
26632 using ptrs_compare_unequal.
26634 2016-04-29 Richard Biener <rguenther@suse.de>
26636 * stor-layout.c (layout_type): Do not build a pointer-to-element
26639 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26641 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
26642 Use SWI mode iterator. Use general_reg_operand predicate.
26643 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
26644 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
26647 2016-04-29 Jakub Jelinek <jakub@redhat.com>
26649 PR middle-end/70843
26650 * fold-const.c (operand_equal_p): Don't verify hash value equality
26652 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
26655 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26658 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
26659 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
26660 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
26661 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
26662 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
26664 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26666 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
26667 to info. Don't initialize separate fields to 0. Clean up
26670 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26672 * config/i386/i386.md (peephole2s for operations with memory inputs):
26673 Use SWI mode iterator.
26674 (peephole2s for operations with memory outputs): Ditto.
26675 Do not check for stack checking probe.
26677 (probe_stack): Remove expander.
26679 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26680 Andrew Burgess <andrew.burgess@embecosm.com>
26682 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
26683 operands as 32-bits.
26685 2016-04-28 Jason Merrill <jason@redhat.com>
26687 * gdbinit.in: Skip line-map.h.
26689 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26690 Andrew Burgess <andrew.burgess@embecosm.com>
26692 * config/arc/arc.c (arc_conditional_register_usage): Take
26693 TARGET_RRQ_CLASS into account.
26694 (arc_print_operand): Support printing 'p' and 's' operands.
26695 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
26697 (TARGET_RRQ_CLASS): Define.
26698 (IS_POWEROF2_OR_0_P): Define.
26699 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
26701 (*tst_movb): New define_insn.
26702 (*tst): Avoid recognition if it could prevent '*tst_movb'
26703 combination; replace c/CnL with c/Chs alternative.
26704 (*tst_bitfield_tst): New define_insn.
26705 (*tst_bitfield_asr): New define_insn.
26706 (*tst_bitfield): New define_insn.
26707 (andsi3_i): Add Rrq variant.
26708 (extzv): New define_expand.
26709 (insv): New define_expand.
26710 (*insv_i): New define_insn.
26711 (*movb): New define_insn.
26712 (*movb_signed): New define_insn.
26713 (*movb_high): New define_insn.
26714 (*movb_high_signed): New define_insn.
26715 (*movb_high_signed + 1): New define_split pattern.
26716 (*mrgb): New define_insn.
26717 (*mrgb + 1): New define_peephole2 pattern.
26718 (*mrgb + 2): New define_peephole2 pattern.
26719 * config/arc/arc.opt (mbitops): New option for nps400, uses
26720 TARGET_NPS_BITOPS_DEFAULT.
26721 * config/arc/constraints.md (q): Make register class conditional.
26722 (Rrq): New register constraint.
26723 (Chs): New constraint.
26724 (Clo): New constraint.
26725 (Chi): New constraint.
26726 (Cbf): New constraint.
26727 (Cbn): New constraint.
26728 (C18): New constraint.
26729 (Cbi): New constraint.
26731 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26733 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
26735 (bitmap_intersection_of_preds): Ditto.
26736 (bitmap_union_of_succs): Ditto.
26737 (bitmap_union_of_preds): Ditto.
26738 * sbitmap.c (do_popcount): Delete.
26739 (BITMAP_DEBUGGING): Delete.
26740 (sbitmap_verify_popcount): Delete.
26741 (sbitmap_alloc): Don't initialize the popcount field.
26742 (sbitmap_alloc_with_popcount): Delete.
26743 (sbitmap_resize): Don't resize the popcount array.
26744 (sbitmap_vector_alloc): Don't initialize the popcount field.
26745 (bitmap_copy): Don't copy the popcount array.
26746 (bitmap_clear): Don't clear the popcount array.
26747 (bitmap_clear): Delete the popcount array handling.
26748 (bitmap_ior_and_compl): Delete the popcount assert.
26749 (bitmap_not): Ditto.
26750 (bitmap_and_compl): Ditto.
26751 (bitmap_and): Delete the popcount array handling.
26752 (bitmap_xor): Ditto.
26753 (bitmap_ior): Ditto.
26754 (bitmap_or_and): Delete the popcount assert.
26755 (bitmap_and_or): Ditto.
26756 (popcount_table): Delete.
26757 (sbitmap_elt_popcount): Delete.
26758 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
26759 (bitmap_set_bit): Delete the popcount assert.
26760 (bitmap_clear_bit): Ditto.
26761 (sbitmap_free): Don't free the popcount array.
26762 (sbitmap_alloc_with_popcount): Delete declaration.
26763 (sbitmap_popcount): Ditto.
26765 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26766 Andrew Burgess <andrew.burgess@embecosm.com>
26768 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
26769 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
26770 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
26771 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
26772 * config/arc/arc.opt (mcmem): New option.
26773 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
26774 supply length for r/m alternative.
26775 (*extendqisi2_ac): Likewise.
26776 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
26778 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
26779 (movhi_insn): Likewise.
26780 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
26781 (*zero_extendqihi2_i): Add r/Ucm alternative.
26782 (*zero_extendqisi2_ac): Likewise.
26783 (*zero_extendhisi2_i): Likewise.
26784 * config/arc/constraints.md (Uex): New memory constraint.
26785 (Ucm): New define_constraint.
26786 * config/arc/predicates.md (long_immediate_loadstore_operand):
26787 Return 0 for MEM with cmem_address address.
26788 (cmem_address_0): New predicates.
26789 (cmem_address_1): Likewise.
26790 (cmem_address_2): Likewise.
26791 (cmem_address): Likewise.
26793 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26795 * config/rs6000/rs6000.c (machine_function): Rename
26796 insn_chain_scanned_p to spe_insn_chain_scanned_p.
26797 (rs6000_stack_info): Adjust.
26799 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26800 Andrew Burgess <andrew.burgess@embecosm.com>
26802 * config/arc/constraints.md (Usd): Convert to define_constraint.
26806 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26809 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
26810 Add new peephole2 where the first insn is *mov<mode>_or instead of
26811 *mov<mode>_internal.
26813 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
26815 * tracer.c (bb_seen): Make static.
26817 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
26819 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
26820 support, setup defaults.
26821 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
26822 * config/arc/arc.c (arc_init): Add NPS400 support.
26823 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
26824 (TARGET_ARC700): NPS400 is also an ARC700.
26825 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
26827 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26830 * config/nds32/nds32.md (casesi): Don't access the operands array
26833 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26835 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
26836 (or $-1,reg peephole2): Ditto.
26837 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
26839 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
26841 * doc/extend.texi (Common Function Attributes) [optimize]:
26842 Discourage use of the optimize attribute.
26844 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
26846 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
26847 special case builtin.
26848 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
26849 ALTIVEC_BUILTIN_VEC_ADDE.
26850 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
26851 support for ALTIVEC_BUILTIN_VEC_ADDE.
26852 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
26853 for __builtin_vec_adde.
26855 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26857 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
26858 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
26860 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26863 * doc/sourcebuild.texi (Effective-Target Keywords, Other
26864 attributes): Document cilkplus_runtime.
26866 2016-04-28 Martin Jambor <mjambor@suse.cz>
26868 * tree-cfg.c (verify_expr): Verify that local declarations belong to
26869 this function. Call verify_expr on MEM_REFs and bases of other
26870 handled_components.
26872 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26874 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
26875 for WORD_REGISTER_OPERATIONS to runtime check.
26877 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26879 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
26881 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26883 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
26884 big-endian compilation.
26885 * config/arc/arc.md (addf3): Likewise.
26886 (subdf3): Likewise.
26887 (muldf3): Likewise.
26889 2016-04-28 Richard Biener <rguenther@suse.de>
26891 PR tree-optimization/70840
26892 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
26893 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
26894 Mark x * pow(x,c) -> pow(x,c+1) commutative.
26895 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
26897 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26899 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
26900 and explain why in a comment.
26902 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26904 * config/arc/arc.md (cpu_facility): Add fpx variant.
26905 (subdf3): Prohibit use reverse sub when assist operations option
26907 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
26908 instructions only when FPX is enabled.
26909 * testsuite/gcc.target/arc/trsub.c: New test.
26911 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26913 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
26914 mult_operator when calculating "type" attribute.
26915 (*fop_<mode>_1_i387): Ditto.
26916 (*fop_xf_1_i387): Ditto.
26917 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
26918 Use std::swap to swap operands. Use RTL expressions to generate
26921 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26922 Joern Rennecke <joern.rennecke@embecosm.com>
26924 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
26926 (emit_pic_move): Remove.
26927 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
26928 * config/arc/arc.c (emit_pic_move): Removed.
26929 (TARGET_HAVE_TLS): Define.
26930 (arc_conditional_register_usage): Test for arc_tp_regno.
26931 (arc_print_operand, arc_print_operand_address): Handle TLS
26933 (arc_needs_pcl_p): New function.
26934 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
26935 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
26936 (arc_raw_symbolic_reference_mentioned_p): Likewise.
26937 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
26938 (arc_legitimize_tls_address): Likewise.
26939 (DTPOFF_ZERO_SYM): Define.
26940 (arc_legitimize_pic_address): Make it static, handle TLS cases.
26941 (arc_output_pic_addr_const): Print TLS unspecs.
26942 (prepare_pic_move): New function, replaces emit_pic_move.
26943 (arc_legitimate_constant_p): Handle TLS unspecs.
26944 (arc_legitimate_address_p): Likewise.
26945 (arc_rewrite_small_data_p): Use assert for TLS constants.
26946 (prepare_move_operands): Use prepare_pic_move.
26947 (arc_legitimize_address): Legitimize tls addresses.
26948 (arc_epilogue_uses): Check for arc_tp_regno.
26949 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
26950 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
26952 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
26954 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
26955 %(arc_tls_extra_start_spec).
26956 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
26957 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
26959 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
26960 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
26961 (UNSPEC_TLS_OFF): Add.
26963 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
26964 (get_thread_pointersi): New patterns.
26965 * config/arc/arc.opt (mtp-regno): New option.
26966 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
26967 (move_dest_operand): Likewise.
26968 * configure: Regenerate.
26969 * configure.ac: Add arc*-*-* case to test for tls.
26970 * doc/invoke.texi (ARC options): Document mtp-regno.
26972 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26974 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
26975 the new ARC HS SIMD instructions.
26976 (arc_preferred_simd_mode): New function.
26977 (arc_autovectorize_vector_sizes): Likewise.
26978 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
26979 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
26980 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
26981 (arc_init_builtins): Add new SIMD builtin types.
26982 (arc_split_move): Handle 64 bit vector moves.
26983 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
26984 (TARGET_PLUS_QMACW): Define.
26985 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
26986 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
26987 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
26988 (VSUBADD4H): New builtins.
26989 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
26990 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
26992 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
26993 Matthias Klose <doko@debian.org>
26995 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
26997 2016-04-28 Richard Biener <rguenther@suse.de>
26999 PR middle-end/70777
27000 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
27003 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
27005 * common/config/sh/sh-common.c: Remove SH5 support.
27006 * config/sh/constraints.md: Likewise.
27007 * config/sh/config/sh/elf.h: Likewise.
27008 * config/sh/linux.h: Likewise.
27009 * config/sh/netbsd-elf.h: Likewise.
27010 * config/sh/predicates.md: Likewise.
27011 * config/sh/sh-c.c: Likewise.
27012 * config/sh/sh-protos.h: Likewise.
27013 * config/sh/sh.c: Likewise.
27014 * config/sh/sh.h: Likewise.
27015 * config/sh/sh.md: Likewise.
27016 * config/sh/sh.opt: Likewise.
27017 * config/sh/sync.md: Likewise.
27018 * config/sh/sh64.h: Delete.
27019 * config/sh/shmedia.h: Likewise.
27020 * config/sh/shmedia.md: Likewise.
27021 * config/sh/sshmedia.h: Likewise.
27022 * config/sh/t-netbsd-sh5-64: Likewise.
27023 * config/sh/t-sh64: Likewise.
27024 * config/sh/ushmedia.h: Likewise.
27026 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
27028 * config/i386/i386.md (sign_extend to memory peephole2s): Use
27029 general_reg_operand instead of register_operand predicate.
27031 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27033 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
27035 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
27037 * match.pd (A - B > A, A + B < A): New transformations.
27039 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
27041 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
27042 which defaults to true. Emit an outer pair of parentheses only if
27043 EMIT_PARENS. When continuing a chain of && or || (or & or |),
27044 don't emit parentheses for the right-hand operand.
27046 2016-04-27 Jeff Law <law@redhat.com>
27048 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
27050 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27052 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
27053 (altivec_lvx_<mode>_internal): Document.
27054 (altivec_lvx_<mode>_2op): New define_insn.
27055 (altivec_lvx_<mode>_1op): Likewise.
27056 (altivec_lvx_<mode>_2op_si): Likewise.
27057 (altivec_lvx_<mode>_1op_si): Likewise.
27058 (altivec_stvx_<mode>): Remove.
27059 (altivec_stvx_<mode>_internal): Document.
27060 (altivec_stvx_<mode>_2op): New define_insn.
27061 (altivec_stvx_<mode>_1op): Likewise.
27062 (altivec_stvx_<mode>_2op_si): Likewise.
27063 (altivec_stvx_<mode>_1op_si): Likewise.
27064 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
27065 Expand vec_ld and vec_st during parsing.
27066 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
27068 (altivec_expand_stvx_be): Likewise.
27069 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
27070 address-masking behavior in RTL.
27071 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
27072 address-masking behavior in RTL.
27073 (altivec_expand_builtin): Change builtin code arguments for calls
27074 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
27075 (insn_is_swappable_p): Avoid incorrect swap optimization in the
27076 presence of lvx/stvx patterns.
27077 (alignment_with_canonical_addr): New function.
27078 (alignment_mask): Likewise.
27079 (find_alignment_op): Likewise.
27080 (recombine_lvx_pattern): Likewise.
27081 (recombine_stvx_pattern): Likewise.
27082 (recombine_lvx_stvx_patterns): Likewise.
27083 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
27084 stvx patterns from expand.
27085 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
27087 (vector_altivec_store_<mode>): Likewise.
27089 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
27091 * config/aarch64/aarch64.md
27092 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
27093 remove the "fp" attributes.
27094 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
27095 add the "simd" attributes.
27096 (*movdf_aarch64): Likewise.
27097 (*movtf_aarch64): Remove the "fp" attributes.
27098 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
27099 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
27101 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27103 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
27104 rtx to rtx_code_label *.
27105 * rtl.h (maybe_set_first_label_num): Likewise.
27107 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27109 * df-core.c (df_add_problem): Make the problem param be const.
27110 (df_remove_problem): Make local "problem" be const.
27111 * df-problems.c (problem_RD): Make const.
27112 (problem_LR): Likewise.
27113 (problem_LIVE): Likewise.
27114 (problem_MIR): Likewise.
27115 (problem_CHAIN): Likewise.
27116 (problem_WORD_LR): Likewise.
27117 (problem_NOTE): Likewise.
27118 (problem_MD): Likewise.
27119 * df-scan.c (problem_SCAN): Likewise.
27120 * df.h (struct df_problem): Make field "dependent_problem" be
27122 (struct dataflow): Likewise for field "problem".
27123 (df_add_problem): Make param const.
27125 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
27127 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
27128 inter-unit moves to/from vector registers are enabled. Do not disable
27131 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27133 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
27134 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
27136 (enum df_problem_id): ...this new enum.
27137 (struct df_problem): Convert field "id" from "int" to
27138 enum df_problem_id.
27140 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27142 * rtl.def: Update comment for "things in the instruction chain" to
27143 reflect the removal of the leading "i" field for INSN_UID in
27144 r210360. Fix bogus apostrophe.
27146 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
27148 * config/i386/i386.md
27149 (lea arith with mem operand + setcc peephole2): Set operator mode.
27151 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
27154 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
27155 (dimode_scalar_to_vector_candidate_p): This.
27156 (timode_scalar_to_vector_candidate_p): New function.
27157 (scalar_to_vector_candidate_p): Likewise.
27158 (timode_check_non_convertible_regs): Likewise.
27159 (timode_remove_non_convertible_regs): Likewise.
27160 (remove_non_convertible_regs): Likewise.
27161 (remove_non_convertible_regs): Renamed to ...
27162 (dimode_remove_non_convertible_regs): This.
27163 (scalar_chain::~scalar_chain): Make it virtual.
27164 (scalar_chain::compute_convert_gain): Make it pure virtual.
27165 (scalar_chain::mark_dual_mode_def): Likewise.
27166 (scalar_chain::convert_insn): Likewise.
27167 (scalar_chain::convert_registers): Likewise.
27168 (scalar_chain::add_to_queue): Make it protected.
27169 (scalar_chain::emit_conversion_insns): Likewise.
27170 (scalar_chain::replace_with_subreg): Likewise.
27171 (scalar_chain::replace_with_subreg_in_insn): Likewise.
27172 (scalar_chain::convert_op): Likewise.
27173 (scalar_chain::convert_reg): Likewise.
27174 (scalar_chain::make_vector_copies): Likewise.
27175 (scalar_chain::convert_registers): New pure virtual function.
27176 (class dimode_scalar_chain): New class.
27177 (class timode_scalar_chain): Likewise.
27178 (scalar_chain::mark_dual_mode_def): Renamed to ...
27179 (dimode_scalar_chain::mark_dual_mode_def): This.
27180 (timode_scalar_chain::mark_dual_mode_def): New function.
27181 (timode_scalar_chain::convert_insn): Likewise.
27182 (dimode_scalar_chain::convert_registers): Likewise.
27183 (scalar_chain::compute_convert_gain): Renamed to ...
27184 (dimode_scalar_chain::compute_convert_gain): This.
27185 (scalar_chain::replace_with_subreg): Renamed to ...
27186 (dimode_scalar_chain::replace_with_subreg): This.
27187 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
27188 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
27189 (scalar_chain::make_vector_copies): Renamed to ...
27190 (dimode_scalar_chain::make_vector_copies): This.
27191 (scalar_chain::convert_reg): Renamed to ...
27192 (dimode_scalar_chain::convert_reg ): This.
27193 (scalar_chain::convert_op): Renamed to ...
27194 (dimode_scalar_chain::convert_op): This.
27195 (scalar_chain::convert_insn): Renamed to ...
27196 (dimode_scalar_chain::convert_insn): This.
27197 (scalar_chain::convert): Call convert_registers.
27198 (convert_scalars_to_vector): Change to scalar_chain pointer to
27199 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
27200 in 32-bit mode. Delete scalar_chain pointer. Call
27201 free_dominance_info in 64-bit mode.
27202 (pass_stv::gate): Remove TARGET_64BIT check.
27203 (ix86_option_override): Put the 64-bit STV pass before the CSE
27206 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
27208 * dwarf2out.h (struct dw_loc_descr_node): Remove the
27209 dw_loc_frame_offset field.
27210 * dwarf2out.c (new_loc_descr): Likewise.
27211 (resolve_args_picking_1): Turn the VISITED hash set into a
27212 FRAME_OFFSET hash map. Use it to associate a frame offset to
27213 visited nodes. Remove uses of the CHECKING_P macro.
27214 (resolve_args_picking): Update call to resolve_args_picking_1.
27216 2016-04-27 Martin Liska <mliska@suse.cz>
27218 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
27219 (free_loop_data): Release vuses of groups.
27221 2016-04-27 Bin Cheng <bin.cheng@arm.com>
27223 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
27224 instead of redundant use_id and boolean have_use_for.
27225 (struct iv_use): Change sub_id into group_id. Remove field next.
27226 Move fields: related_cands, n_map_members, cost_map and selected
27228 (struct iv_group): ... here. New structure.
27229 (struct iv_common_cand): Use structure declaration directly.
27230 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
27231 (MAX_CONSIDERED_USES): Rename macro to ...
27232 (MAX_CONSIDERED_GROUPS): ... here.
27233 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
27234 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
27235 (dump_uses): Rename to ...
27236 (dump_groups): ... here. Update all uses.
27237 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
27238 (find_induction_variables): Refactor format of dump information.
27239 (record_sub_use): Delete.
27240 (record_use): Update all uses.
27241 (record_group): New function.
27242 (record_group_use, find_interesting_uses_op): Call above functions.
27244 (find_interesting_uses_cond): Ditto.
27245 (group_compare_offset): New function.
27246 (split_all_small_groups): Rename to ...
27247 (split_small_address_groups_p): ... here. Update all uses.
27248 (split_address_groups): Update all uses.
27249 (find_interesting_uses): Refactor format of dump information.
27250 (add_candidate_1): Update all uses. Remove redundant check on iv,
27252 (add_candidate, record_common_cand): Remove redundant assert.
27253 (add_iv_candidate_for_biv): Update use.
27254 (add_iv_candidate_derived_from_uses): Update all uses.
27255 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
27256 (alloc_use_cost_map): Ditto.
27257 (set_use_iv_cost, get_use_iv_cost): Rename to ...
27258 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
27259 (determine_use_iv_cost_generic): Ditto.
27260 (determine_group_iv_cost_generic): Ditto.
27261 (determine_use_iv_cost_address): Ditto.
27262 (determine_group_iv_cost_address): Ditto.
27263 (determine_use_iv_cost_condition): Ditto.
27264 (determine_group_iv_cost_cond): Ditto.
27265 (determine_use_iv_cost): Ditto.
27266 (determine_group_iv_cost): Ditto.
27267 (set_autoinc_for_original_candidates): Update all uses.
27268 (find_iv_candidates): Update all uses. Refactor dump information.
27269 (determine_use_iv_costs): Ditto.
27270 (determine_iv_costs): Ditto.
27271 (iv_ca_cand_for_use): Rename to ...
27272 (iv_ca_cand_for_group): ... here. Update all uses.
27273 (iv_ca_add_use, iv_ca_add_group): Ditto.
27274 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
27275 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
27276 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
27277 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
27278 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
27279 (create_new_iv, adjust_iv_update_pos): Ditto.
27280 (rewrite_use_address): Delete.
27281 (rewrite_use_address_1): Rename to ...
27282 (rewrite_use_address): ... here.
27283 (rewrite_use_compare): Update all uses.
27284 (rewrite_use): Delete.
27285 (rewrite_uses): Rename to ...
27286 (rewrite_groups): ... here. Update all uses.
27287 (remove_unused_ivs, free_loop_data): Update all uses.
27288 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
27290 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27292 * rtlanal.c (nonzero_bits1): Convert preprocessor check
27293 for WORD_REGISTER_OPERATIONS to runtime check.
27295 2016-04-27 Richard Biener <rguenther@suse.de>
27298 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
27299 aggregate_value_p to determine if a function result is
27300 returned by reference.
27301 (ipa_pta_execute): Functions having their address taken are
27302 not automatically nonlocal.
27304 2016-04-27 Jakub Jelinek <jakub@redhat.com>
27307 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
27308 * fold-const.c (operand_equal_p): If flag_checking and
27309 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
27310 and if it returns non-zero, assert iterative_hash_expr on both
27313 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
27315 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
27317 2016-04-27 Nick Clifton <nickc@redhat.com>
27319 PR middle-end/49889
27320 * varasm.c (merge_weak): Generate an error if an attempt is made
27321 to convert a non-weak static function into a weak, public function.
27323 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27325 * params.def (MAX_PARTITION_SIZE): New param.
27326 * doc/invoke.texi: Document lto-max-partition.
27328 2016-04-27 Richard Biener <rguenther@suse.de>
27331 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
27332 function cummulating used_from_other_partition, externally_visible
27333 and force_output from aliases.
27334 (refered_from_nonlocal_var): Likewise.
27335 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
27336 node flags properly.
27338 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
27340 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
27341 (-Wmemset-elt-size): New item.
27343 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
27346 * stor-layout.h (internal_reference_types): Delete.
27347 * stor-layout.c (reference_types_internal): Likewise.
27348 (internal_reference_types): Likewise.
27349 (layout_type) <REFERENCE_TYPE>: Adjust.
27351 2016-04-27 Jakub Jelinek <jakub@redhat.com>
27354 * tree.h (inchash::add_expr): Add FLAGS argument.
27355 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
27356 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
27357 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
27358 Formatting fix. Adjust recursive calls. For tcc_comparison,
27359 if swap_tree_comparison (code) is smaller than code, hash that
27360 and arguments in the other order. Hash CONVERT_EXPR the same
27361 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
27362 of ADDR_EXPR of decl as the decl itself. Add or remove
27363 OEP_ADDRESS_OF from recursive flags as needed. For
27364 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
27365 operands commutatively and only the third one normally.
27366 For internal CALL_EXPR hash in CALL_EXPR_IFN.
27368 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
27370 * config/rtems.h (LIB_SPEC): Add -latomic.
27372 2016-04-27 Joel Sherrill <joel@rtems.org>
27374 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
27375 xilink.ld and flags not relevant to RTEMS.
27377 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
27379 * toplev.c (backend_init_target): Avoid calling init_reload when using
27382 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27384 * reorg.c (try_merge_delay_insns): Declare i and j inside the
27385 for loops rather than one for the whole function.
27387 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
27389 * match.pd (X + CST CMP X): New transformation.
27391 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
27393 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
27394 * fold-const.c (fold_binary_loc): Remove 2 transformations
27395 superseded by match.pd.
27396 * match.pd (x+x -> x*2): Generalize to integers.
27398 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
27400 * config/i386/i386.md (operation on memory peephole): Duplicate an
27401 existing peephole and adapt it to match lea rather than an operation
27404 PR rtl-optimization/57193
27405 * opts.c (default_options_table): Add OPT_frename_registers at -O2
27407 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
27409 2016-04-26 Bin Cheng <bin.cheng@arm.com>
27411 * tree-if-conv.c (any_pred_load_store): New static variable.
27412 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
27413 any_pred_load_store instead of and_mask_load_store.
27414 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
27415 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
27416 (combine_blocks, tree_if_conversion): Ditto.
27418 2016-04-26 Bin Cheng <bin.cheng@arm.com>
27420 PR tree-optimization/70771
27421 PR tree-optimization/70775
27422 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
27423 virtual PHI nodes. Delete parameter.
27424 (if_convertible_loop_p_1): Delete argument to above function.
27425 (predicate_all_scalar_phis): Delete code handling single-argument
27427 (tree_if_conversion): Mark and update virtual SSA.
27429 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27432 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
27433 (x86_elf_aligned_common): Rename to ...
27434 (x86_elf_aligned_decl_common): ... this.
27435 Add decl arg. Switch to .lbss for largecomm object. Use
27436 LARGECOMM_SECTION_ASM_OP.
27437 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
27439 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
27440 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
27442 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
27443 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
27445 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27448 * config/i386/i386.c (SECTION_LARGE): Define.
27449 (x86_64_elf_select_section): Set it for large data/bss sections.
27450 Only clear SECTION_WRITE for .lrodata.
27451 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
27453 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
27454 * varasm.c (default_elf_asm_named_section): Grow flagchars.
27455 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
27457 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
27458 * doc/tm.texi: Regenerate.
27460 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27463 * configure.ac (--enable-checking): Document extra flag, for
27464 non-release builds default to --enable-checking=yes,extra.
27465 If misc checking and extra checking, define CHECKING_P to 2 instead
27467 * common.opt (fchecking=): Add.
27468 * doc/invoke.texi (-fchecking=): Document.
27469 * doc/install.texi: Document --enable-checking changes.
27470 * configure: Regenerated.
27471 * config.in: Regenerated.
27473 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27475 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
27476 attribute instead of which_alternative.
27477 * config/i386/sse.md (*mov<mode>_internal): Ditto.
27478 Use EXT_REX_SSE_REG_P where appropriate.
27480 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27482 * config/i386/predicates.md (const0_operand): Do not match
27483 const_wide_int code.
27484 (const1_operand): Ditto.
27486 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27488 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
27489 for SSE constm1 operands and TARGET_AVX512VL.
27490 (*movti_internal): Ditto.
27491 (*mov<mode>_or): Use constm1_operand predicate.
27492 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
27493 for SSE vector_all_ones operands and TARGET_AVX512VL.
27494 * config/i386/predicates.md (constm1_operand): New predicate.
27495 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
27496 emission of constant -1 load.
27498 2016-04-25 Jason Merrill <jason@redhat.com>
27500 * gdbinit.in: Skip is-a.h.
27502 * attribs.c (register_scoped_attributes): Fix logic.
27503 * attribs.h: Declare register_scoped_attributes.
27505 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27507 * config/rs6000/rs6000-builtin.def: Correct pasto error for
27508 stxvd2x and stxvw4x built-in functions.
27510 2016-04-25 DJ Delorie <dj@redhat.com>
27512 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
27513 (ashrhi3): Likewise.
27514 (lshrhi3): Likewise.
27516 2016-04-25 Richard Biener <rguenther@suse.de>
27518 PR tree-optimization/70780
27519 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
27520 wasn't visited yet.
27521 (compute_antic): Mark blocks with abnormal preds as visited as
27522 they have a final empty antic-in solution already.
27524 2016-04-25 Michael Collison <michael.collison@linaro.org>
27526 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
27528 2016-04-25 Michael Collison <michael.collison@linaro.org>
27530 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
27531 mode is VQI to improve mixed mode vectorization.
27532 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
27533 define_insn to match low half of signed vaddw.
27534 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
27535 define_insn to match high half of signed vaddw.
27536 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
27537 define_insn to match low half of unsigned vaddw.
27538 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
27539 define_insn to match high half of unsigned vaddw.
27540 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
27541 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27542 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
27544 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27545 * config/arm/predicates.md (vect_par_constant_high): Support
27546 big endian and simplify by calling
27547 arm_simd_check_vect_par_cnst_half
27548 (vect_par_constant_low): Likewise.
27550 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27552 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
27553 predicate for operand 2.
27555 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
27556 H.J. Lu <hongjiu.lu@intel.com>
27558 * config/i386/i386-protos.h (standard_sse_constant_p): Add
27559 machine_mode argument.
27560 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
27561 constm1_rtx operands. For VOIDmode constants, get mode from
27562 pred_mode. Check mode size if the mode is supported by ABI.
27563 (standard_sse_constant_opcode): Do not use standard_constant_p.
27564 Strictly check ABI support for all-ones operands.
27565 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
27566 immediates. Update calls to standard_sse_constant_p.
27567 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
27568 (ix86_rtx_costs): Ditto.
27569 * config/i386/i386.md (*movxi_internal_avx512f): Use
27570 nonimmediate_or_sse_const_operand instead of vector_move_operand.
27571 Use (v,BC) alternative instead of (v,C). Use register_operand
27572 checks instead of MEM_P.
27573 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
27574 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
27575 isa attribute. Use register_operand checks instead of MEM_P.
27576 (*movti_internal): Use nonimmediate_or_sse_const_operand for
27577 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
27578 alternative and corresponding sse2 isa attribute.
27579 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
27580 to standard_sse_constant_p.
27581 (FP constant splitters): Ditto.
27582 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
27584 * config/i386/predicates.md (constm1_operand): Remove.
27585 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
27586 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
27587 vector_all_ones_operand instead of constm1_operand.
27589 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27591 * print-rtl.c (print_rtx_insn_vec): New function.
27592 * print-rtl.h: New prototype.
27593 * store-motion.c (struct st_expr): Make avail_stores a vector.
27594 (st_expr_entry): Adjust.
27595 (free_st_expr_entry): Likewise.
27596 (print_store_motion_mems): Likewise.
27597 (find_moveable_store): Likewise.
27598 (compute_store_table): Likewise.
27599 (delete_store): Likewise.
27600 (build_store_vectors): Likewise.
27602 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27604 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
27606 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27608 * vec.h (vec_safe_contains): New function.
27609 (vec::contains): Likewise.
27610 (vec::begin): Likewise.
27611 (vec::end): Likewise.
27613 2016-04-23 Jakub Jelinek <jakub@redhat.com>
27616 * cfgexpand.c (expand_stack_vars): Fix typo.
27618 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27620 * system.h (list, map, set, vector): Include conditionally.
27621 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
27622 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
27623 * ipa-icf.c (INCLUDE_LIST): Define.
27624 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
27625 * config/sh/sh.c (INCLUDE_VECTOR): Define.
27626 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
27627 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
27628 * cp/logic.cc (INCLUDE_LIST): Define.
27629 * fortran/trans-common.c (INCLUDE_MAP): Define.
27631 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27633 * auto-profile.c: Remove <string.h> include.
27634 * ipa-icf-gimple.c: Remove <list> include.
27635 * diagnostic.c: Remove <new> include.
27636 * genmatch.c: Likewise.
27637 * pretty-print.c: Likewise.
27638 * toplev.c: Likewise
27639 * c/c-objc-common.c: Likewise.
27640 * cp/error.c: Likewise.
27641 * fortran/error.c: Likewise.
27643 2016-04-22 Richard Biener <rguenther@suse.de>
27645 * lto-streamer-in.c (input_ssa_names): Do not allocate
27646 GIMPLE_NOP for all SSA names.
27647 * lto-streamer-out.c (output_ssa_names): Do not output
27648 SSA names that should have been released.
27650 2016-04-22 Richard Biener <rguenther@suse.de>
27652 PR tree-optimization/70740
27653 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
27656 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
27659 * config/i386/predicates.md (call_insn_operand): Replace
27660 sibcall_memory_operand with memory_operand.
27662 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
27664 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
27665 has_single_use() tests.
27666 (register_edge_assert_for_1): Likewise.
27667 (find_assert_locations_1): Check the liveness bitmap instead of
27668 checking has_single_use().
27670 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
27673 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
27674 Extract AVX-512BW constraint from AVX.
27676 2016-04-21 Richard Biener <rguenther@suse.de>
27678 PR tree-optimization/70725
27679 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
27680 for phi_convertible_by_degenerating_args.
27681 (predicate_all_scalar_phis): Handle single-argument PHIs.
27683 2016-04-21 Richard Biener <rguenther@suse.de>
27685 PR middle-end/70747
27686 * fold-const.c (fold_comparison): Return properly typed
27689 2016-04-21 Bin Cheng <bin.cheng@arm.com>
27691 PR tree-optimization/70715
27692 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
27693 after expanding BASE using expand_simple_operations.
27695 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27697 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
27698 New transformations.
27700 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27702 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
27704 2016-04-20 Jan Hubicka <jh@suse.cz>
27706 * ipa-inline.c (can_inline_edge_p): Pass caller info to
27707 ultiimate_alias_target.
27708 (update_callee_keys): Likewise.
27709 (lookup_recursive_calls): Likewise.
27710 (speculation_useful_p): Likewise.
27712 2016-04-20 Jan Hubicka <jh@suse.cz>
27715 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
27716 (set_nothrow_flag_1): ... this; handle interposition correctly;
27717 recurse on aliases and thunks.
27718 (cgraph_node::set_nothrow_flag): New.
27719 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
27720 functions compiled with non-call exceptions that binds to current
27722 (propagate_nothrow): Be safe WRT interposition.
27723 * cgraph.h (set_nothrow_flag): Update prototype.
27725 2016-04-18 Jan Hubicka <jh@suse.cz>
27727 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27728 max_loop_iterations_int.
27729 (tree_unswitch_outer_loop): Likewise.
27731 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27733 PR tree-optimization/69489
27734 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
27735 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
27736 Revise dump message.
27737 (if_convertible_bb_p): Remove check on edge count of basic block's
27740 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27742 PR tree-optimization/56625
27743 PR tree-optimization/69489
27744 * tree-data-ref.h (DR_INNERMOST): New macro.
27745 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
27746 hashing struct innermost_loop_behavior.
27747 (ref_DR_map): Remove.
27748 (innermost_DR_map): New map.
27749 (baseref_DR_map): Revise comment.
27750 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
27751 to innermost_DR_map accroding to its innermost loop behavior.
27752 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
27753 to its innermost loop behavior.
27754 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
27755 Add initialization for innermost_DR_map. Record memory reference
27756 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
27757 have innermost loop behavior.
27758 (if_convertible_loop_p): Remove release for ref_DR_map. Release
27761 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
27763 * config/i386/i386.md (*lea<mode>_general_1): Rename from
27764 *lea_general_1. Use explicit SWI12 mode interator.
27765 (*lea<mode>_general_2): Rename from *lea_general_2.
27766 Use explicit SWI12 mode interator.
27767 (*lea<mode>_general_3): Rename from *lea_general_3.
27768 Use explicit SWI12 mode interator.
27769 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
27770 Use explicit SWI12 mode interator.
27771 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
27772 Use explicit SWI48 mode interator.
27774 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27776 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
27777 Short-cut unaligned load and store cases. Handle all integer
27779 (ix86_expand_vector_move_misalign): Short-cut unaligned load
27780 and store cases. Call ix86_avx256_split_vector_move_misalign
27781 directly without checking mode class.
27783 2016-04-20 Andrew Pinski <apinski@cavium.com>
27784 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27787 * config/aarch64/aarch64.md (sibcall): Force call
27788 address to be DImode for ILP32.
27789 (sibcall_value): Likewise.
27791 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27793 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
27795 2016-04-20 Richard Biener <rguenther@suse.de>
27797 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
27798 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
27799 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
27800 (maybe_push_res_to_seq): Adjust.
27801 * gimple-fold.c (maybe_build_generic_op): Likewise.
27803 2016-04-20 Marek Polacek <polacek@redhat.com>
27805 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
27808 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
27810 * config/i386/sse.md (vec_unpacks_lo_hi): Always
27811 use kmovw to support AVX512F target.
27813 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27815 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
27817 2016-04-20 Marek Polacek <polacek@redhat.com>
27819 PR tree-optimization/70725
27820 * tree-if-conv.c (is_false_predicate): New function.
27821 (predicate_mem_writes): Use it.
27823 2016-04-20 Richard Biener <rguenther@suse.de>
27825 PR tree-optimization/70726
27826 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
27827 shift amounts from a pattern stmt operand.
27829 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27832 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
27833 stack_restore_from_fpr pattern when restoring r15.
27834 (s390_optimize_prologue): Strip away the memory barrier in the
27835 parallel when trying to get rid of restore insns.
27836 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
27837 definition for loading the stack pointer from an FPR. Compared to
27838 the normal move insn this pattern includes a full memory barrier.
27840 2016-04-19 Jakub Jelinek <jakub@redhat.com>
27842 PR middle-end/70680
27843 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
27844 implicitly linear or lastprivate iterator on the outer context.
27846 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27848 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
27850 * config/i386/i386.md (ssememalign): Removed.
27851 * config/i386/sse.md: Remove ssememalign attribute from patterns.
27853 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27856 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
27857 const short * to __builtin_ia32_loaddquhi512_mask.
27858 (_mm512_maskz_loadu_epi16): Likewise.
27859 (_mm512_mask_storeu_epi16): Pass short * to
27860 __builtin_ia32_storedquhi512_mask.
27861 (_mm512_mask_loadu_epi8): Pass const char * to
27862 __builtin_ia32_loaddquqi512_mask.
27863 (_mm512_maskz_loadu_epi8): Likewise.
27864 (_mm512_mask_storeu_epi8): Pass char * to
27865 __builtin_ia32_storedquqi512_mask.
27866 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
27867 const double * to __builtin_ia32_loadupd512_mask.
27868 (_mm512_mask_loadu_pd): Likewise.
27869 (_mm512_maskz_loadu_pd): Likewise.
27870 (_mm512_storeu_pd): Pass double * to
27871 __builtin_ia32_storeupd512_mask.
27872 (_mm512_mask_storeu_pd): Likewise.
27873 (_mm512_loadu_ps): Pass const float * to
27874 __builtin_ia32_loadups512_mask.
27875 (_mm512_mask_loadu_ps): Likewise.
27876 (_mm512_maskz_loadu_ps): Likewise.
27877 (_mm512_storeu_ps): Pass float * to
27878 __builtin_ia32_storeups512_mask.
27879 (_mm512_mask_storeu_ps): Likewise.
27880 (_mm512_mask_loadu_epi64): Pass const long long * to
27881 __builtin_ia32_loaddqudi512_mask.
27882 (_mm512_maskz_loadu_epi64): Likewise.
27883 (_mm512_mask_storeu_epi64): Pass long long *
27884 to __builtin_ia32_storedqudi512_mask.
27885 (_mm512_loadu_si512): Pass const int * to
27886 __builtin_ia32_loaddqusi512_mask.
27887 (_mm512_mask_loadu_epi32): Likewise.
27888 (_mm512_maskz_loadu_epi32): Likewise.
27889 (_mm512_storeu_si512): Pass int * to
27890 __builtin_ia32_storedqusi512_mask.
27891 (_mm512_mask_storeu_epi32): Likewise.
27892 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
27893 char * to __builtin_ia32_storedquqi256_mask.
27894 (_mm_mask_storeu_epi8): Likewise.
27895 (_mm256_mask_loadu_epi16): Pass const short * to
27896 __builtin_ia32_loaddquhi256_mask.
27897 (_mm256_maskz_loadu_epi16): Likewise.
27898 (_mm_mask_loadu_epi16): Pass const short * to
27899 __builtin_ia32_loaddquhi128_mask.
27900 (_mm_maskz_loadu_epi16): Likewise.
27901 (_mm256_mask_loadu_epi8): Pass const char * to
27902 __builtin_ia32_loaddquqi256_mask.
27903 (_mm256_maskz_loadu_epi8): Likewise.
27904 (_mm_mask_loadu_epi8): Pass const char * to
27905 __builtin_ia32_loaddquqi128_mask.
27906 (_mm_maskz_loadu_epi8): Likewise.
27907 (_mm256_mask_storeu_epi16): Pass short * to.
27908 __builtin_ia32_storedquhi256_mask.
27909 (_mm_mask_storeu_epi16): Pass short * to.
27910 __builtin_ia32_storedquhi128_mask.
27911 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
27912 const double * to __builtin_ia32_loadupd256_mask.
27913 (_mm256_maskz_loadu_pd): Likewise.
27914 (_mm_mask_loadu_pd): Pass onst double * to
27915 __builtin_ia32_loadupd128_mask.
27916 (_mm_maskz_loadu_pd): Likewise.
27917 (_mm256_mask_storeu_pd): Pass double * to
27918 __builtin_ia32_storeupd256_mask.
27919 (_mm_mask_storeu_pd): Pass double * to
27920 __builtin_ia32_storeupd128_mask.
27921 (_mm256_mask_loadu_ps): Pass const float * to
27922 __builtin_ia32_loadups256_mask.
27923 (_mm256_maskz_loadu_ps): Likewise.
27924 (_mm_mask_loadu_ps): Pass const float * to
27925 __builtin_ia32_loadups128_mask.
27926 (_mm_maskz_loadu_ps): Likewise.
27927 (_mm256_mask_storeu_ps): Pass float * to
27928 __builtin_ia32_storeups256_mask.
27929 (_mm_mask_storeu_ps): ass float * to
27930 __builtin_ia32_storeups128_mask.
27931 (_mm256_mask_loadu_epi64): Pass const long long * to
27932 __builtin_ia32_loaddqudi256_mask.
27933 (_mm256_maskz_loadu_epi64): Likewise.
27934 (_mm_mask_loadu_epi64): Pass const long long * to
27935 __builtin_ia32_loaddqudi128_mask.
27936 (_mm_maskz_loadu_epi64): Likewise.
27937 (_mm256_mask_storeu_epi64): Pass long long * to
27938 __builtin_ia32_storedqudi256_mask.
27939 (_mm_mask_storeu_epi64): Pass long long * to
27940 __builtin_ia32_storedqudi128_mask.
27941 (_mm256_mask_loadu_epi32): Pass const int * to
27942 __builtin_ia32_loaddqusi256_mask.
27943 (_mm256_maskz_loadu_epi32): Likewise.
27944 (_mm_mask_loadu_epi32): Pass const int * to
27945 __builtin_ia32_loaddqusi128_mask.
27946 (_mm_maskz_loadu_epi32): Likewise.
27947 (_mm256_mask_storeu_epi32): Pass int * to
27948 __builtin_ia32_storedqusi256_mask.
27949 (_mm_mask_storeu_epi32): Pass int * to
27950 __builtin_ia32_storedqusi128_mask.
27951 * config/i386/i386-builtin-types.def (PCSHORT): New.
27952 (PINT64): Likewise.
27953 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
27954 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
27955 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
27956 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
27957 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
27958 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
27959 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
27960 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
27961 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
27962 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
27963 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
27964 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
27965 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
27966 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
27967 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
27968 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
27969 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
27970 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
27971 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
27972 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
27973 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
27974 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
27975 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
27976 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
27977 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
27978 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
27979 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
27980 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
27981 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
27982 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
27983 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
27984 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
27985 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
27986 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
27987 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
27988 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
27989 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
27990 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
27991 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
27992 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
27993 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
27994 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
27995 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
27996 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
27997 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
27998 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
27999 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
28000 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
28001 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
28003 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
28004 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
28006 (ix86_expand_vector_move_misalign): Likewise.
28007 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
28008 to scalar function prototype for unaligned load/store builtins.
28009 (ix86_expand_special_args_builtin): Updated.
28010 * config/i386/sse.md (UNSPEC_LOADU): Removed.
28011 (UNSPEC_STOREU): Likewise.
28012 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
28013 (VI_ULOADSTORE_F_AVX512VL): Likewise.
28014 (ssescalarsize): Handle V4TI, V2TI and V1TI.
28015 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
28016 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
28017 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
28018 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
28019 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
28020 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
28021 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
28022 (<avx512>_storedqu<mode>_mask): Likewise.
28023 (*sse4_2_pcmpestr_unaligned): Likewise.
28024 (*sse4_2_pcmpistr_unaligned): Likewise.
28025 (*mov<mode>_internal): Renamed to ...
28026 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
28027 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
28028 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
28029 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
28031 2016-04-19 Richard Biener <rguenther@suse.de>
28033 PR tree-optimization/70171
28034 * tree-ssa-phiprop.c: Include stor-layout.h.
28035 (phiprop_insert_phi): Handle the aggregate copy case.
28036 (propagate_with_phi): Likewise.
28038 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
28040 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
28041 instead of simplify_gen_subreg (... , 0).
28042 (ix86_delegitimize_address): Ditto.
28043 (ix86_split_divmod): Ditto.
28044 (ix86_split_copysign_const): Ditto.
28045 (ix86_split_copysign_var): Ditto.
28046 (ix86_expand_args_builtin): Ditto.
28047 (ix86_expand_round_builtin): Ditto.
28048 (ix86_expand_special_args_builtin): Ditto.
28049 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
28050 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
28051 (udivmodqi4): Ditto.
28052 (absneg splitters): Ditto.
28053 (*jcc_bt<mode>_1): Ditto.
28055 2016-04-19 Richard Biener <rguenther@suse.de>
28057 PR tree-optimization/70724
28058 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
28059 restoring out from ...
28060 (free_scc_vn): ... here.
28061 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
28062 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
28064 (pass_fre::execute): Restore SSA info.
28066 2016-04-19 Richard Biener <rguenther@suse.de>
28068 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
28069 * gimple-walk.c (walk_gimple_op): Initialize it.
28070 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
28071 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
28072 remapping SSA names of defs.
28073 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
28076 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
28078 PR middle-end/70689
28079 * lra-constraints.c (equiv_substition_p): New.
28080 (process_alt_operands): Use it.
28081 (swap_operands): Swap it.
28082 (curr_insn_transform): Update it.
28084 2016-04-18 Michael Matz <matz@suse.de>
28086 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
28087 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
28088 * tree-core.h (tree_type_common.align): Use bit-field.
28089 (tree_type_common.spare): New.
28090 (tree_decl_common.off_align): Make smaller.
28091 (tree_decl_common.align): Use bit-field.
28093 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
28094 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
28095 (scan_sharing_clauses): Ditto.
28096 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
28097 (omp_finish_file): Ditto.
28098 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
28099 (layout_decl): Ditto.
28100 (relayout_decl): Ditto.
28101 (finalize_record_size): Use SET_TYPE_ALIGN.
28102 (finalize_type_size): Ditto.
28103 (finish_builtin_struct): Ditto.
28104 (layout_type): Ditto.
28105 (initialize_sizetypes): Ditto.
28106 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
28107 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
28108 (lookup_field_for_decl): Use SET_DECL_ALIGN.
28109 (get_chain_field): Ditto.
28110 (get_trampoline_type): Ditto.
28111 (get_nl_goto_field): Ditto.
28112 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
28114 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
28115 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
28116 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
28117 (build_qualified_type): Use SET_TYPE_ALIGN.
28118 (build_aligned_type, build_range_type_1): Ditto.
28119 (build_atomic_base): Ditto.
28120 (build_common_tree_nodes): Ditto.
28121 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
28122 (expand_one_stack_var_at): Ditto.
28123 * coverage.c (build_var): Use SET_DECL_ALIGN.
28124 * except.c (init_eh): Ditto.
28125 * function.c (assign_parm_setup_block): Ditto.
28126 * symtab.c (increase_alignment_1): Ditto.
28127 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
28128 * tree-vect-stmts.c (ensure_base_align): Ditto.
28129 * varasm.c (align_variable): Ditto.
28130 (assemble_variable): Ditto.
28131 (build_constant_desc): Ditto.
28132 (output_constant_def_contents): Ditto.
28134 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
28135 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
28136 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
28137 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
28138 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
28140 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
28143 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
28144 replace %vmovsd with "%vmovq".
28145 (vec_concatv2df): Likewise.
28147 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
28149 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
28150 (*vec_extractv2si_0): Ditto.
28151 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
28152 (zero_extended_scalar_load_operand splitters): Ditto.
28153 (vec_extract splitters): Ditto.
28154 (*vec_extractv4si_0_zext): Ditto.
28155 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
28156 and lowpart_subreg.
28157 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
28158 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
28159 (*sse4_1_extractps): Use lowpart_subreg.
28160 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
28162 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28164 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
28166 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
28167 Mention Solaris 11 packaging changes.
28168 Update gas and gld requirements.
28169 Remove reference to pre-Solaris 10 bug.
28170 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
28172 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
28175 2016-04-17 Jan Hubicka <jh@suse.cz>
28177 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
28178 max_loop_iterations_int.
28180 2016-04-18 Richard Biener <rguenther@suse.de>
28182 PR tree-optimization/43434
28183 * tree-ssa-structalias.c (struct vls_data): New.
28184 (visit_loadstore): Handle all pointer-based accesses.
28185 (compute_dependence_clique): Compute a bitmap of restrict tags
28186 assigned bases and pass it to visit_loadstore.
28188 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
28191 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
28192 armv8.1-a and armv8.1-a+crc.
28194 2016-04-18 Richard Biener <rguenther@suse.de>
28196 PR tree-optimization/70701
28197 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
28198 references after translating through a memcpy.
28200 2016-04-18 Richard Biener <rguenther@suse.de>
28202 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
28203 (compute_antic): ... here. For partial antic use regular
28204 postorder and scrap iteration.
28205 (compute_partial_antic_aux): Remove unused return value.
28206 (init_pre): Do not allocate postorder.
28207 (fini_pre): Do not free postorder.
28209 2016-04-18 Richard Biener <rguenther@suse.de>
28211 PR middle-end/37870
28212 * expmed.c (extract_bit_field_1): Remove broken case
28213 using a wider MODE_INT mode.
28215 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
28217 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
28218 unless compiling with at least GCC-4.8.
28220 2016-04-17 Jan Hubicka <jh@suse.cz>
28223 * graphite.c (graphite_finalize): Update call to
28224 tree_estimate_probability.
28225 * predict.h (tree_estimate_probability): Update prototype.
28227 2016-04-17 Jan Hubicka <jh@suse.cz>
28229 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
28230 (tree_estimate_probability): Likewise.
28231 (pass_profile::execute): Update.
28232 (report_predictor_hitrates): New function.
28233 * profile.c (compute_branch_probabilities): Use it.
28234 * predict.h (report_predictor_hitrates): Declare.
28236 2016-04-17 Jan Hubicka <jh@suse.cz>
28239 * cgraph.h (cgraph_node::set_const_flag,
28240 cgraph_node::set_pure_flag): Update prototype to return bool;
28242 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
28243 of interposable symbol are interposable, too.
28244 (cgraph_set_const_flag_1): Rename to ...
28245 (set_const_flag_1): ... this one; change to self recursive function
28246 instead of call_for_symbol_thunks_and_aliases. Handle correctly
28247 clearnig the flag in all variants and also virtual thunks of const
28248 functions are pure; track if any change was done.
28249 (cgraph_node::set_const_flag): Update.
28250 (struct set_pure_flag_info): New struct.
28251 (cgraph_set_pure_flag_1): Rename to ...
28252 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
28253 rather than pointer encoded flags; track if any changes was done;
28254 handle correctly clearning flag and setting flag of aliases already
28256 (cgraph_node::set_pure_flag): Update.
28257 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
28259 2016-04-17 Tom de Vries <tom@codesourcery.com>
28262 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
28263 backslash in label.
28265 2016-04-17 Tom de Vries <tom@codesourcery.com>
28267 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
28268 '{}<> ' as escape-for-record.
28270 2016-04-17 Tom de Vries <tom@codesourcery.com>
28272 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
28275 2016-04-17 Tom de Vries <tom@codesourcery.com>
28278 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
28279 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
28280 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
28281 * passes.c (finish_optimization_passes): Only call
28282 finish_graph_dump_file if dfi->graph_dump_initialized.
28283 (execute_function_dump, pass_init_dump_file): Use
28284 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
28286 2016-04-17 Tom de Vries <tom@codesourcery.com>
28288 PR tree-optimization/70256
28289 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
28290 (debug_varmap): New function.
28292 2016-04-17 Tom de Vries <tom@codesourcery.com>
28295 * passes.c (pass_manager::register_pass): Propagate pflags.
28297 2016-04-17 Tom de Vries <tom@codesourcery.com>
28300 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
28301 * passes.c (pass_manager::pass_manager): Declare and init p_start in
28302 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
28303 check if it's equal to p_start.
28304 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
28306 2016-04-15 Jan Hubicka <jh@suse.cz>
28309 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
28310 function does not bind to current def.
28311 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
28312 handle conservatively calls to functions that does not need to bind
28314 (check_call): Update call of worse_state.
28315 (ignore_edge_for_nothrow): Update.
28316 (ignore_edge_for_pure_const): Likewise.
28317 (propagate_pure_const): Update calls to worse_state.
28318 (skip_function_for_local_pure_const): Reformat comments.
28320 2016-04-15 Jan Hubicka <jh@suse.cz>
28323 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
28324 (cgraph_node::function_symbol): Likewise.
28325 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28326 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
28327 (symtab_node::ultimate_alias_target): Add REF parameter.
28328 (symtab_node::binds_to_current_def_p): Declare.
28329 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
28330 (cgraph_node::function_symbol): Likewise.
28331 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28332 (cgraph_node::get_availability): Likewise.
28333 (cgraph_edge::binds_to_current_def_p): New inline function.
28334 (varpool_node::get_availability): Add REF parameter.
28335 (varpool_node::ultimate_alias_target): Likewise.
28336 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
28337 (symtab_node::binds_to_current_def_p): Likewise.
28338 * varpool.c (varpool_node::get_availability): Likewise.
28340 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
28343 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
28344 Fix mode size check.
28346 2016-04-15 Jakub Jelinek <jakub@redhat.com>
28348 * BASE-VER: Set to 7.0.0.
28350 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
28352 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
28354 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28356 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
28357 architecture revisions.
28359 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
28361 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
28362 * config/i386/i386.c (ix86_using_red_zone): No longer static.
28363 * config/i386/i386.md (stack decrement to push peepholes): Guard
28364 with !x86_using_red_zone ().
28366 2016-04-15 Jakub Jelinek <jakub@redhat.com>
28369 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
28370 to dump_generic_node.
28371 (NIY): Pass also flags to do_niy.
28373 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
28375 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
28376 (simd_clone_vector_of_formal_parm_types)
28377 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
28378 (simd_clone_mangle, simd_clone_create)
28379 (simd_clone_adjust_return_type, create_tmp_simd_array)
28380 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
28381 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
28382 (ipa_simd_modify_function_body, simd_clone_linear_addend)
28383 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
28384 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
28385 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
28386 * omp-simd-clone.c: ... this new file.
28387 (simd_clone_vector_of_formal_parm_types): Make it static.
28388 * Makefile.in (OBJS): Add omp-simd-clone.o.
28390 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
28393 * config/i386/sse.md: Use proper memory operand modifiers.
28396 2016-04-15 Richard Biener <rguenther@suse.de>
28397 Alan Modra <amodra@gmail.com>
28399 PR tree-optimization/70130
28400 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
28401 when alignment stays not the same and no not use the realign
28404 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
28407 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
28408 direct move handlers for KFmode. Change TFmode handlers test from
28409 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
28411 2016-04-14 Jakub Jelinek <jakub@redhat.com>
28414 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
28415 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
28416 (inlined_polymorphic_ctor_dtor_block_p): Use it.
28417 * tree-ssa-live.c (remove_unused_scope_block_p): When
28418 in_ctor_dtor_block, avoid discarding not just BLOCKs with
28419 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
28420 block_ultimate_origin is FUNCTION_DECL.
28421 (remove_unused_locals): If current_function_decl is
28422 polymorphic_ctor_dtor_p, pass initial true to
28423 remove_unused_scope_block_p' is_ctor_dtor_block.
28425 2016-04-14 Martin Sebor <msebor@redhat.com>
28430 * doc/extend.texi (Variable Length): Revert.
28432 2016-04-14 Marek Polacek <polacek@redhat.com>
28433 Jan Hubicka <hubicka@ucw.cz>
28436 * tree.c (verify_type): Disable the canonical type of main variant
28439 2016-04-14 Jason Merrill <jason@redhat.com>
28441 * cfgexpand.c, expr.c: Revert previous change.
28443 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
28445 PR middle-end/70643
28446 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
28447 when building a mem ref for the incoming reduction variable.
28449 2016-04-14 Richard Biener <rguenther@suse.de>
28451 PR tree-optimization/70614
28452 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
28453 loop if the evolution dropped to chrec_dont_know.
28454 (interpret_condition_phi): Likewise.
28456 2016-04-14 Richard Biener <rguenther@suse.de>
28458 PR tree-optimization/70623
28459 * tree-ssa-pre.c (changed_blocks): Make global ...
28460 (compute_antic): ... local here. Move and fix worklist
28461 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
28462 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
28463 worklist handling, dump when ANTIC_IN changed.
28464 (compute_partial_antic_aux): Remove worklist handling.
28465 (init_pre): Do not compute post dominators. Add a comment about
28466 the CFG order chosen.
28467 (fini_pre): Do not free post dominators.
28469 2016-04-13 Martin Sebor <msebor@redhat.com>
28474 * doc/extend.texi (Variable Length): Document C++ specifics.
28476 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28479 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
28480 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
28481 eh edges have been purged.
28484 * tree-sra.c (create_access_replacement,
28485 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
28487 * tree-pretty-print.c (dump_fancy_name): New function.
28488 (dump_decl_name, dump_generic_node): Use it.
28490 2016-04-13 Jason Merrill <jason@redhat.com>
28492 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
28493 * expr.c (expand_expr_real_1): Likewise.
28495 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
28497 * config/i386/i386.md (kunpckhi): Swap operands.
28498 (kunpcksi): Likewise.
28499 (kunpckdi): Likewise.
28500 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
28501 (vec_pack_trunc_<mode>): Likewise.
28503 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28506 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
28508 PR middle-end/70633
28509 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
28510 gimplification turns some element into non-constant.
28513 * rtl.h (convert_memory_address_addr_space_1): New prototype.
28514 * explow.c (convert_memory_address_addr_space_1): No longer static,
28515 add NO_EMIT argument and don't call convert_modes if true, pass
28516 it down recursively, remove break after return.
28517 (convert_memory_address_addr_space): Adjust caller.
28518 * simplify-rtx.c (simplify_unary_operation_1): Call
28519 convert_memory_address_addr_space_1 instead of convert_memory_address,
28520 if it returns NULL, don't simplify.
28522 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
28525 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
28527 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28529 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28530 Bump the upper SIMDLEN limits, so that if the return type or
28531 characteristic type if the return type is void can be passed in
28532 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
28535 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
28538 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
28539 Do not use "=" constraint on an input constraint.
28540 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
28541 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
28542 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
28543 generates (neg (abs ...)) instead of (abs ...).
28545 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28547 PR rtl-optimization/70596
28548 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
28549 just invalidate LRA data and reset them. Adjust dump wording.
28551 2016-04-12 Martin Liska <mliska@suse.cz>
28554 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28556 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
28558 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28559 max_loop_iterations_int.
28560 (tree_unswitch_outer_loop): Likewise.
28561 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
28562 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
28564 2016-04-12 Tom de Vries <tom@codesourcery.com>
28566 PR tree-optimization/68756
28567 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
28568 instead of new_name.
28570 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28572 PR tree-optimization/70602
28573 * tree-sra.c (generate_subtree_copies): Don't write anything into
28574 constant pool decls.
28576 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
28577 regardless whether there are depend clauses or not.
28579 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28582 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
28583 target attribute and pragma from changing the -mfloat128
28584 and -mfloat128-hardware options.
28586 * doc/extend.texi (Additional Floating Types): Document PowerPC
28587 __float128 restrictions.
28589 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28592 * config/aarch64/driver-aarch64.c
28593 (aarch64_get_extension_string_for_isa_flags): New.
28594 (arch_extension): Rename to...
28595 (aarch64_arch_extension): ...This.
28596 (ext_to_feat_string): Rename to...
28597 (aarch64_extensions): ...This.
28598 (aarch64_core_data): Keep track of architecture extension flags.
28599 (cpu_data): Rename to...
28600 (aarch64_cpu_data): ...This.
28601 (aarch64_arch_driver_info): Keep track of architecture extension
28603 (get_arch_name_from_id): Rename to...
28604 (get_arch_from_id): ...This, change return type.
28605 (host_detect_local_cpu): Update and reformat for renames, handle
28606 extensions through common infrastructure.
28608 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28611 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
28612 track of a canonical flag name.
28613 (all_extensions): Likewise.
28614 (arch_to_arch_name): Also track extension flags enabled by the arch.
28615 (all_architectures): Likewise.
28616 (aarch64_parse_extension): Move to here.
28617 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
28619 (aarch64_rewrite_selected_cpu): Update for above change.
28620 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
28621 are handled, such that the single explicit value enabled by an
28622 extension is kept seperate from the implicit values it also enables.
28623 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
28625 (aarch64_parse_extension): New.
28626 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
28627 here to config/aarch64/aarch64-protos.h.
28628 (aarch64_parse_extension): Move from here to
28629 common/config/aarch64/aarch64-common.c.
28630 (aarch64_option_print): Update.
28631 (aarch64_declare_function_name): Likewise.
28632 (aarch64_start_file): Likewise.
28633 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
28634 the canonical flag for extensions.
28635 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
28638 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28640 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
28643 2016-04-09 Tom de Vries <tom@codesourcery.com>
28645 PR tree-optimization/68953
28646 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
28647 first to last subscript.
28649 2016-04-09 Jakub Jelinek <jakub@redhat.com>
28651 PR tree-optimization/70586
28652 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
28655 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
28659 PR tree-optimization/70373
28660 PR middle-end/70533
28661 PR middle-end/70534
28662 PR middle-end/70535
28663 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
28664 clauses for acc parallel reductions as necessary. Error on those
28666 * omp-low.c (scan_sharing_clauses): Don't install variables which
28667 are used in acc parallel reductions.
28668 (lower_rec_input_clauses): Remove dead code.
28669 (lower_oacc_reductions): Add support for reference reductions.
28670 (lower_reduction_clauses): Remove dead code.
28671 (lower_omp_target): Don't remap variables appearing in acc parallel
28673 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
28675 2016-04-08 Jakub Jelinek <jakub@redhat.com>
28677 PR middle-end/70593
28678 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
28679 with multiple SSA_NAME defs, force the outputs other than first
28680 to be live before calling live_track_process_def on each output.
28682 PR rtl-optimization/70574
28683 * fwprop.c (forward_propagate_and_simplify): Don't add
28684 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
28685 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
28686 paradoxical subregs within *loc.
28688 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
28690 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
28691 -ftree-parallelize-loops={0,1}.
28692 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
28693 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
28694 * config/ia64/hpux.h (LIB_SPEC): Likewise.
28695 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
28696 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
28698 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
28701 * asan.c (instrument_derefs): If we get unknown location, extract it
28702 with EXPR_LOCATION.
28703 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
28705 2016-04-08 Tom de Vries <tom@codesourcery.com>
28707 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
28708 implicit firstprivate clause.
28710 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28713 * config/arm/thumb2.md (tst + branch-> lsls + branch
28714 peephole below *orsi_not_shiftsi_si): Require that condition
28715 register is dead after the peephole.
28716 (second peephole after the above): Likewise.
28718 2016-04-08 Alan Modra <amodra@gmail.com>
28721 * builtins.c (fold_builtin_classify): For IBM extended precision,
28722 look at just the high-order double to test for NaN.
28723 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
28724 test just the high double for Inf but both doubles for subnormal
28727 2016-04-07 Jakub Jelinek <jakub@redhat.com>
28729 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
28730 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
28731 node->simdclone->mask_mode != VOIDmode masks.
28732 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
28733 earlier, use it instead of node->simdclone.
28734 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28735 Set clonei->mask_mode.
28737 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28740 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
28741 Pass it through to cp_parser_already_scoped_statement.
28742 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
28743 it through to cp_parser_statement.
28744 (cp_parser_statement): Pass IF_P through to
28745 cp_parser_iteration_statement.
28746 (cp_parser_pragma): Adjust call to
28747 cp_parser_iteration_statement.
28749 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28752 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
28753 resolve a future -Wparentheses warning.
28754 * omp-low.c (scan_sharing_clauses): Likewise.
28755 * tree-parloops.c (eliminate_local_variables): Likewise.
28757 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
28759 PR rtl-optimization/70398
28760 * lra-constraints.c (process_address_1): Check zero scale and code
28761 for reloading with zero scale.
28763 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
28765 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
28766 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
28768 2016-04-06 Jakub Jelinek <jakub@redhat.com>
28770 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28771 Add support for AVX512F clones, include them by default for
28772 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
28773 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
28776 PR middle-end/70550
28777 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
28778 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
28779 firstprivate clauses.
28780 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
28781 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
28782 (lower_omp_target): Set TREE_NO_WARNING for
28783 non-addressable possibly uninitialized vars which are copied into
28784 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
28786 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
28788 * config/pa/predicates.md (integer_store_memory_operand): Accept
28789 REG+D operands with a large offset when reload_in_progress is true.
28790 (floating_point_store_memory_operand): Likewise.
28792 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28795 * match.pd (nested int casts): Limit to GIMPLE.
28797 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
28800 * ipa-devirt.c (maybe_record_node): Fix comment; use
28801 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
28803 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28805 PR rtl-optimization/70542
28806 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
28807 if there are any uses other than insn or debug insns.
28809 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
28810 Jakub Jelinek <jakub@redhat.com>
28812 PR tree-optimization/70509
28813 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
28814 Shift HOST_WIDE_INT_1U instead of 1.
28816 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
28818 PR tree-optimization/70509
28819 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
28820 of the vector base type for index.
28822 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
28825 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
28827 2016-04-05 Richard Biener <rguenther@suse.de>
28829 PR tree-optimization/70526
28830 * tree-sra.c (build_ref_for_offset): Use prev_base to
28831 extract the alias pointer type.
28833 2016-04-05 Richard Biener <rguenther@suse.de>
28835 * dse.c (struct store_info): Remove alias_set member.
28836 (struct read_info_type): Likewise.
28837 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
28838 spill_deleted, clear_alias_set_lookup): Remove.
28839 (get_group_info): Remove dead base == NULL_RTX case.
28840 (dse_step0): Remove initialization of removed variables.
28841 (delete_dead_store_insn): Reomve alias set dumping.
28842 (free_read_records): Remove alias_set handling.
28843 (canon_address): Remove alias_set_out parameter.
28844 (record_store): Remove spill_alias_set, it's always zero.
28845 (check_mem_read_rtx): Likewise.
28846 (dse_step2): Rename from ...
28847 (dse_step2_nospill): ... this. Adjust.
28848 (scan_stores): Rename from ...
28849 (scan_stores_nospill): ... this.
28850 (scan_reads): Rename from ...
28851 (scan_reads_nospill): ... this.
28852 (scan_stores_spill, scan_reads_spill): Remove.
28853 (dse_step3_scan): Remove for_spills argument which is always false.
28854 (dse_step3): Likewise.
28855 (dse_step5): Rename from ...
28856 (dse_step5_nospill): ... this. Remove alias_set handling.
28857 (rest_of_handle_dse): Adjust.
28859 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28862 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
28863 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
28864 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
28865 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
28867 2016-04-05 Richard Biener <rguenther@suse.de>
28869 PR middle-end/70499
28870 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
28871 non-register type temporaries into SSA.
28873 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
28876 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
28877 calls when sanitizing.
28878 (possible_polymorphic_call_target_p): Fix formatting.
28880 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28881 Jakub Jelinek <jakub@redhat.com>
28883 PR middle-end/70457
28884 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
28885 to ensure a call statement is compatible with a built-in's
28887 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
28890 2016-04-04 Richard Biener <rguenther@suse.de>
28892 PR rtl-optimization/70484
28893 * rtl.h (canon_output_dependence): Declare.
28894 * alias.c (canon_output_dependence): New function.
28895 * dse.c (record_store): Use canon_output_dependence rather
28896 than canon_true_dependence.
28898 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28901 * cgraph.h (symtab_node::copy_visibility_from): New function.
28902 * symtab.c (symtab_node::copy_visibility_from): New function.
28903 * ipa-visibility.c (optimize_weakref): New function.
28904 (function_and_variable_visibility): Use it.
28906 2016-04-04 Martin Liska <mliska@suse.cz>
28909 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
28910 value that is really in range handled by SBR instruction.
28911 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
28912 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
28913 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
28915 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
28919 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
28920 set, but not for SP_REG operands.
28922 2016-04-02 Martin Sebor <msebor@redhat.com>
28925 * fold-const.c (maybe_nonzero_address): New function.
28926 (fold_comparison): Call it. Fold equality and relational
28927 expressions involving null pointers.
28928 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
28930 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
28932 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
28933 the "Y" constraint (scalar FP 0.0 immediate).
28935 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
28936 Add the "const_double" to the list of operand constraints.
28938 2016-04-01 Jakub Jelinek <jakub@redhat.com>
28940 PR rtl-optimization/70467
28941 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
28942 If low word of the last operand is 0, just emit addition/subtraction
28945 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28948 * config/s390/s390.c (s390_expand_insv): Check for everything
28949 constant instead of just VOIDmode stuff.
28951 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28954 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
28956 2016-04-01 Nathan Sidwell <nathan@acm.org>
28958 * tree.def (TRY_CATCH_EXPR): Correct documentation.
28960 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
28962 PR rtl-optimization/70461
28963 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
28966 2016-03-31 Martin Liska <mliska@suse.cz>
28969 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
28970 a tree value or an immediate integer value to a buffer
28971 that is eventually copied to a BRIG section.
28972 (emit_immediate_operand): Call the function here.
28973 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
28974 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
28975 of class' fields that are removed.
28976 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
28977 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
28978 m_brig_repr_size fields.
28980 2016-03-31 Martin Liska <mliska@suse.cz>
28983 * hsa-gen.c (hsa_function_representation::update_dominance): New
28985 (convert_addr_to_flat_segment): Likewise.
28986 (gen_hsa_memory_set): New alignment argument.
28987 (gen_hsa_ctor_assignment): Likewise.
28988 (gen_hsa_insns_for_single_assignment): Provide alignment
28989 to gen_hsa_ctor_assignment.
28990 (gen_hsa_insns_for_direct_call): Add new argument.
28991 (expand_lhs_of_string_op): New function.
28992 (expand_string_operation_builtin): Likewise.
28993 (expand_memory_copy): New function.
28994 (expand_memory_set): New function.
28995 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
28996 (convert_switch_statements): Change signature.
28997 (generate_hsa): Use a return value of the function.
28998 (pass_gen_hsail::execute): Do not call
28999 convert_switch_statements here.
29000 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
29001 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
29002 (hsa_function_representation::update_dominance): New function.
29004 2016-03-31 Martin Liska <mliska@suse.cz>
29007 * hsa-brig.c (emit_directive_variable): Emit alignment
29008 according to hsa_symbol::m_align.
29009 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
29010 (dump_hsa_symbol): Dump alignment of HSA symbols.
29011 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
29012 (gen_hsa_addr_with_align): New function.
29013 (hsa_bitmemref_alignment): Use newly added function.
29014 (gen_hsa_insns_for_load): Likewise.
29015 (gen_hsa_insns_for_store): Likewise.
29016 (gen_hsa_memory_copy): New argument added.
29017 (gen_hsa_insns_for_single_assignment): Respect
29018 alignment for assignments processed via gen_hsa_memory_copy.
29019 (gen_hsa_insns_for_direct_call): Likewise.
29020 (gen_hsa_insns_for_return): Likewise.
29021 (gen_function_def_parameters): Set default alignment.
29022 * hsa.c (hsa_object_alignment): New function.
29023 (hsa_byte_alignment): Pasted function.
29024 * hsa.h (hsa_symbol::m_align): New field.
29026 2016-03-31 Bin Cheng <bin.cheng@arm.com>
29028 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
29029 scratch field for goto case.
29031 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
29033 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
29035 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
29038 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
29039 (scalar_chain::convert_insn): Call convert_op for reg
29040 moves to handle undefined registers.
29042 2016-03-31 Nathan Sidwell <nathan@acm.org>
29045 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
29046 Assert we don't want to move backwards.
29048 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
29051 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
29053 2016-03-31 Jakub Jelinek <jakub@redhat.com>
29055 PR rtl-optimization/70460
29056 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
29057 with operand from REG_LABEL_OPERAND, instead substitute
29058 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
29059 Don't do anything for REG_NON_LOCAL_GOTO jumps.
29061 2016-03-31 Martin Liska <mliska@suse.cz>
29063 * passes.c (execute_one_pass): Do not call
29064 todo_after for a discarded function.
29066 2016-03-31 Bin Cheng <bin.cheng@arm.com>
29068 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
29069 (no_cost, infinite_cost): Initialize the new field.
29070 (get_computation_cost_at): Record setup cost.
29071 (determine_use_iv_cost_address): Skip cost computation for sub
29072 uses if we can estimate it without losing accuracy.
29074 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
29076 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
29078 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
29079 max_loop_iterations_int.
29080 (tree_unswitch_outer_loop): Likewise.
29081 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
29082 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
29084 2016-03-30 Richard Biener <rguenther@suse.de>
29086 PR middle-end/70450
29087 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
29089 2016-03-30 Jakub Jelinek <jakub@redhat.com>
29092 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
29093 in gen_blendm expander.
29095 2016-03-30 Nick Clifton <nickc@redhat.com>
29098 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
29099 case where we are already provided with an SImode SUBREG.
29101 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
29104 * config/i386/i386.c (ix86_expand_epilogue): Properly check
29105 conflict between DRAP register and __builtin_eh_return.
29107 2016-03-30 Michael Matz <matz@suse.de>
29108 Richard Biener <rguenther@suse.de>
29111 * ipa-polymorphic-call.c (struct type_change_info): Change
29112 speculative to an unsigned allowing to limit the work we do.
29113 (csftc_abort_walking_p): New inline function..
29114 (check_stmt_for_type_change): Limit the number of may-defs
29115 skipped for speculative devirtualization to
29116 max-speculative-devirt-maydefs.
29117 * params.def (max-speculative-devirt-maydefs): New param.
29118 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
29120 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
29123 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
29126 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
29128 PR tree-optimization/59124
29129 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
29130 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
29132 2016-03-29 Jeff Law <law@redhat.com>
29134 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
29136 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29138 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
29141 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
29143 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
29144 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
29145 gcrt0.o if linking dynamically.
29147 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29150 * ipa-devirt.c (methods_equal_p): New function.
29151 (compare_virtual_tables): Use it.
29152 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
29153 * cgraphclones.c (clone_function_name_1): Use
29154 symbol_table::symbol_suffix_separator.
29155 * coverage.c (build_var): Likewise.
29156 * symtab.c (symbol_table::symbol_suffix_separator): New.
29158 2016-03-29 Jakub Jelinek <jakub@redhat.com>
29160 PR rtl-optimization/70429
29161 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
29162 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
29163 mode != result_mode.
29166 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
29168 PR tree-optimization/70405
29169 * ssa-iterators.h (num_imm_uses): Add missing braces.
29171 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
29173 PR rtl-optimization/68695
29174 * ira-color.c (allocno_copy_cost_saving): New.
29175 (improve_allocation): Use it.
29177 2016-03-29 Richard Henderson <rth@redhat.com>
29179 PR middle-end/70355
29180 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
29182 2016-03-29 Richard Biener <rguenther@suse.de>
29184 PR middle-end/70424
29185 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
29186 use alignment returned by get_pointer_alignment_1 if it is
29187 bigger than BITS_PER_UNIT.
29188 * builtins.c (get_pointer_alignment_1): Do not return true
29189 for alignment extracted from SSA info.
29191 2016-03-28 James Bowman <james.bowman@ftdichip.com>
29193 * config/ft32/ft32.opt (mnodiv): New.
29194 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
29195 * doc/invoke.texi (FT32 Options -mnodiv): New.
29197 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
29200 * config/i386/i386.md (define_split, andn): Fix modes.
29202 2016-03-26 Richard Biener <rguenther@suse.de>
29203 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
29206 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
29208 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
29209 as 2nd argument to cl_optimization_restore().
29211 2016-03-25 Richard Henderson <rth@redhat.com>
29214 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
29215 * config/aarch64/aarch64-protos.h: Declare it.
29216 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
29218 2016-03-25 Alan Modra <amodra@gmail.com>
29221 * config/rs6000/constraints.md (j): Simplify.
29222 * config/rs6000/predicates.md (easy_fp_constant): Exclude
29224 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
29225 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
29226 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
29227 in all constraint alternatives.
29228 (movtd_64bit_nodm): Delete "j" constraint alternative.
29230 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
29232 * tree-ssa-propagate.c: Enhance docs for
29233 SSA_PROP_NOT_INTERESTING.
29235 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
29237 * doc/extend.texi: Fix typo in documentation to pure attribute.
29239 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
29242 * config/pa/pa.md (bswapdi2): Use a scratch register.
29244 2016-03-24 Richard Henderson <rth@redhat.com>
29246 PR middle-end/69845
29247 * fold-const.c (extract_muldiv_1): Correct test for multiplication
29250 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
29252 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
29253 using ix86_expand_binary_operator instead of gen_andsi3.
29255 2016-03-24 Richard Biener <rguenther@suse.de>
29257 PR tree-optimization/70396
29258 * tree-vect-stmts.c (vectorizable_comparison): Use
29259 get_vectype_for_scalar_type.
29261 2016-03-24 Richard Biener <rguenther@suse.de>
29263 PR middle-end/70370
29264 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
29265 with register bases.
29267 2016-03-24 Richard Biener <rguenther@suse.de>
29269 PR tree-optimization/70372
29270 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
29271 build_all_ones_cst to also handle vector types correctly.
29273 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
29276 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
29279 2016-03-23 Marek Polacek <polacek@redhat.com>
29282 * doc/invoke.texi: Document -Wignored-attributes.
29284 2016-03-23 Bin Cheng <bin.cheng@arm.com>
29286 PR tree-optimization/69042
29287 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
29288 parameter from 30 to 40.
29290 2016-03-23 Bin Cheng <bin.cheng@arm.com>
29292 PR tree-optimization/69042
29293 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
29294 for use with constant offset stripped in base.
29296 2016-03-23 Richard Biener <rguenther@suse.de>
29298 PR middle-end/70251
29299 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
29300 mode compatibility check.
29301 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29303 2016-03-23 Jeff Law <law@redhat.com>
29305 PR tree-optimization/64058
29306 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
29308 (struct ssa_conflicts): Move up earlier in the file.
29309 (conflicts_, var_map_): New static variables.
29310 (initialize_conflict_count): New function to initialize the
29311 CONFLICT_COUNT field for each conflict pair.
29312 (compare_pairs): Lazily initialize the conflict count and use it
29313 as the first tie-breaker.
29314 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
29315 and wipe conflicts_ and map_ around the call to qsort. Remove
29316 special case for 2 coalesce pairs.
29317 * bitmap.c (bitmap_count_unique_bits): New function.
29318 (bitmap_count_bits_in_word): New function, extracted from
29320 (bitmap_count_bits): Use bitmap_count_bits_in_word.
29321 * bitmap.h (bitmap_count_unique_bits): Declare it.
29323 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
29326 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
29327 transparent alias chain for decl assembler name.
29328 * config/sol2.c (solaris_assemble_visibility): Likewise.
29330 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29332 * config/arm/arm1020e.md (1020call_op): Reduce reservation
29334 (v10_fdivs): Likewise.
29335 (v10_fdivd): Likewise.
29337 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29340 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
29341 to not call fclose twice on file.
29343 2016-03-23 Jakub Jelinek <jakub@redhat.com>
29345 PR tree-optimization/70354
29346 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29347 oprnd0 is wider than oprnd1 and there is a cast from the wider
29348 type to oprnd1, mask it with the mask of the narrower type.
29351 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
29352 Optimize TARGET_STV splitters, if high or low word of last argument
29355 2016-03-22 Jeff Law <law@redhat.com>
29358 tree-ssa-threadbackward.c
29359 (fsm_find_control_statement_thread_paths): Correctly distinguish
29360 between old style jump threads vs FSM jump threads.
29362 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
29365 * config/i386/i386.c (scalar_chain::convert_op): Support
29366 uninitialized register usage case.
29368 2016-03-22 Richard Biener <rguenther@suse.de>
29370 PR middle-end/70251
29371 * genmatch.c (gen_transform): Adjust last parameter to a three-state
29373 (capture::gen_transform): ... to change behavior when substituting
29374 a condition into cond or not-cond expr context.
29375 (dt_simplify::gen_1): Adjust.
29376 * gimple-match-head.c: Include gimplify.h for unshare_expr.
29377 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
29378 last change and instead change to
29379 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
29380 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29382 2016-03-22 Anthony Green <green@moxielogic.com>
29384 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
29385 issue for moxiebox targets.
29386 (CC1PLUS_SPEC): Ditto.
29388 2016-03-22 Richard Biener <rguenther@suse.de>
29390 PR middle-end/70333
29391 * fold-const.c (extract_muldiv_1): Properly perform multiplication
29394 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
29396 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
29398 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
29401 * config/i386/i386.c (def_builtin): Handle
29402 OPTION_MASK_ISA_AVX512VL to be and-ed with other
29404 (const struct builtin_description bdesc_special_args[]):
29405 Remove duplicate ISA bits.
29407 2016-03-22 Jakub Jelinek <jakub@redhat.com>
29410 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
29411 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
29412 in a way that works also for AVX512BW.
29415 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
29416 instead of source if operands[1] is xmm16 and above and
29417 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
29418 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
29421 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
29422 on assign if (*from_p) is a comparison, set it to
29423 TREE_NO_WARNING (*from_p).
29425 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29427 PR middle-end/70326
29428 * lra.c (restore_scratches): Ignore deleted insns.
29430 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
29431 Jakub Jelinek <jakub@redhat.com>
29433 PR tree-optimization/70317
29434 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
29437 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
29440 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
29441 of ix86_expand_move.
29443 (movti): Use general_operand for operand 1 predicate.
29445 2016-03-21 Martin Liska <mliska@suse.cz>
29447 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
29449 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
29451 2016-03-21 Martin Liska <mliska@suse.cz>
29454 * ipa-icf.c (sem_function::parse): Skip static
29455 constructors and destructors.
29457 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29460 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
29461 function-like macro, peek following token(s) if it is followed
29462 by CPP_OPEN_PAREN token with optional padding in between, and
29463 if not, don't treat it like a macro.
29465 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
29466 Alexander Monakov <amonakov@ispras.ru>
29468 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
29469 for the stabs debug format.
29471 2016-03-21 Richard Biener <rguenther@suse.de>
29473 PR tree-optimization/70310
29474 * tree-vect-generic.c (expand_vector_condition): Fold the built
29477 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
29480 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
29481 Block third alternative for AVX-512VL target,
29483 2016-03-21 Martin Liska <mliska@suse.cz>
29486 * hsa-brig.c (emit_function_directives): Mark unemitted
29487 global variables for emission.
29488 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
29489 (get_symbol_for_decl): Likewise.
29490 * hsa.h (struct hsa_symbol): New flag.
29492 2016-03-21 Richard Biener <rguenther@suse.de>
29494 PR tree-optimization/70288
29495 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
29496 we do not estimate unsimplified all-constant conditionals or
29497 switches as optimized away.
29499 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
29501 PR rtl-optimization/69102
29502 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
29503 when we have a readonly dependency context.
29505 2016-03-18 Jeff Law <law@redhat.com>
29507 PR rtl-optimization/70263
29508 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
29509 (update_equiv_regs): When trying to move a store to after the insn
29510 that sets the source of the store, make sure the store occurs after
29511 the insn that sets the source of the store. When successful note
29512 the REG_EQUIV note created in the dump file.
29514 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
29515 Bernd Schmidt <bschmidt@redhat.com>
29517 * doc/extend.texi: Document more potential problems with basic asms.
29519 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
29521 PR rtl-optimization/70278
29522 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
29525 2016-03-18 Jason Merrill <jason@redhat.com>
29527 * calls.c (load_register_parameters): Fix zero size sibcall logic.
29529 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
29531 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
29532 values to 128b regs.
29534 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
29536 PR tree-optimization/70252
29537 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
29538 boolean vector has a proper number of elements.
29539 (supportable_narrowing_operation): Likewise.
29541 2016-03-18 Tom de Vries <tom@codesourcery.com>
29544 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
29546 2016-03-18 Jakub Jelinek <jakub@redhat.com>
29548 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
29549 instead of replace_rtx for DEBUG_INSNs.
29551 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29553 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
29554 load type reservations.
29556 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
29559 * config/pa/constraints.md: Revert 2015-02-13 change. Use
29560 define_constraint for "Q" and "T" constraints.
29562 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
29564 Tweak the pipeline model for Exynos M1
29566 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
29569 2016-03-17 David Malcolm <dmalcolm@redhat.com>
29572 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
29573 where one or both locations aren't within a line_map.
29575 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
29578 * opts.c (finish_options): Don't set flag_pie to the default if
29579 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
29582 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
29584 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
29585 true as ALL_REGS argument to replace_rtx.
29587 2016-03-17 Richard Biener <rguenther@suse.de>
29590 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
29593 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29596 * rtl.h (replace_rtx): Add ALL_REGS argument.
29597 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
29598 equality and assert mode is the same, instead of just rtx pointer
29600 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
29601 true as ALL_REGS argument to replace_rtx.
29603 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
29605 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
29606 for boolean vector with vector mode only.
29607 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29609 2016-03-17 Nick Clifton <nickc@redhat.com>
29612 * config/rx/rx.c (rx_print_integer): Print negative constants in
29615 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29618 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
29620 2016-03-16 Richard Henderson <rth@redhat.com>
29621 Richard Biener <rguenth@suse.de>
29623 PR middle-end/70240
29624 PR middle-end/68215
29626 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
29627 first operand as is_gimple_condexpr.
29629 PR middle-end/70240
29630 PR middle-end/68215
29632 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
29633 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
29634 Do not gimplify the result.
29635 (do_unop): Adjust call to tree_vec_extract.
29636 (do_binop): Likewise.
29637 (do_compare): Likewise.
29638 (do_plus_minus): Likewise.
29639 (do_negate): Likewise.
29640 (expand_vector_condition): Likewise.
29641 (do_cond): Likewise.
29643 2016-03-16 Richard Henderson <rth@redhat.com>
29646 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
29647 (aarch64_classify_address): Use it.
29648 (aarch64_legitimize_address): Force all subexpressions of PLUS
29649 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
29651 2016-03-16 Jakub Jelinek <jakub@redhat.com>
29652 Richard Biener <rguenth@suse.de>
29655 * rtlanal.c (replace_rtx): For REG, if from is a REG,
29656 return to even if only REGNO is equal, and assert
29659 2016-03-11 Jeff Law <law@redhat.com>
29661 PR rtl-optimization/70224
29662 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
29664 2016-03-16 Richard Henderson <rth@redhat.com>
29666 PR middle-end/70199
29667 * function.h (struct function): Add has_forced_label_in_static.
29668 * gimplify.c (force_labels_r): Set it.
29669 * lto-streamer-in.c (input_struct_function_base): Read it.
29670 * lto-streamer-out.c (output_struct_function_base): Write it.
29671 * tree-inline.c (has_label_address_in_static_1): Remove.
29672 (copy_forbidden): Remove fndecl parameter; test
29673 has_forced_label_in_static.
29674 (inline_forbidden_p): Update call to copy_forbidden.
29675 (tree_versionable_function_p): Likewise.
29676 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
29677 (chkp_versioning): Likewise.
29678 * tree-inline.h (copy_forbidden): Update decl.
29680 2016-03-16 Marek Polacek <polacek@redhat.com>
29683 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
29684 function being thunked if the result type doesn't have fixed size.
29685 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
29686 doesn't have fixed size.
29688 2016-03-16 Bin Cheng <bin.cheng@arm.com>
29690 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
29691 reporting malformed loop nest.
29693 2016-03-16 Tom de Vries <tom@codesourcery.com>
29696 * ipa-devirt.c (possible_polymorphic_call_targets): Move
29697 nodes.length () == 1 test to before first nodes[0] access.
29699 2016-03-16 Tom de Vries <tom@codesourcery.com>
29701 PR tree-optimization/68715
29702 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
29703 single_pred_p test.
29705 2016-03-16 Tom de Vries <tom@codesourcery.com>
29707 PR tree-optimization/68809
29708 * graphite-scop-detection.c (same_close_phi_node): Test if result types
29711 2016-03-16 Carlos O'Donell <carlos@redhat.com>
29712 Sandra Loosemore <sandra@codesourcery.com>
29714 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
29715 on leaf attribute. Mention ELF interposition problems.
29717 2016-03-16 Alan Modra <amodra@gmail.com>
29719 PR rtl-optimization/69195
29720 PR rtl-optimization/47992
29721 * ira.c (indirect_jump_optimize): Ignore artificial defs.
29724 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
29727 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
29729 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
29731 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
29733 2016-03-15 Jakub Jelinek <jakub@redhat.com>
29735 PR rtl-optimization/70222
29736 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
29737 optimization if mode is different from result_mode, queue up masking
29738 of the result in outer_op. Formatting fix.
29740 PR middle-end/70239
29741 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
29744 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29746 PR rtl-optimization/69032
29747 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
29748 looping backwards over basic block insns.
29750 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29753 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
29754 to non-speculative when propagating trap bits.
29756 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29758 PR rtl-optimization/63384
29759 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
29760 DEBUG_INSN_P insns.
29762 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29765 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
29766 factored out from ...
29767 (sched_analyze_insn): ... here.
29768 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
29769 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
29770 get_implicit_reg_pending_clobbers in it.
29771 (setup_id_reg_sets): Use setup_id_implicit_regs.
29772 (deps_init_id): Ditto.
29774 2016-03-15 Tom de Vries <tom@codesourcery.com>
29777 * cgraph.c (cgraph_node::get_body): Save, reset and restore
29779 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
29780 execute_function_dump.
29781 (execute_one_pass): Don't dump function if it will be dumped after ipa
29784 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
29786 * genrecog.c (match_pattern_2): If pred is NULL don't call
29787 safe_predicate_mode on it.
29789 2016-03-14 Jakub Jelinek <jakub@redhat.com>
29791 PR middle-end/70219
29792 * lra-constraints.c (delete_move_and_clobber): Change assertion
29793 to also allow dregno == 0.
29795 2016-03-14 Richard Henderson <rth@redhat.com>
29798 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
29799 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
29800 (reassociate_bb): Use optimize_vec_cond_expr; avoid
29801 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
29804 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
29807 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
29809 (lra_create_live_ranges_1): initialize hard register biggest_mode to
29811 * lra-constraints.c (split_reg): For hard regs, try to find the
29812 biggest single-register mode used in the function.
29814 2016-03-14 Richard Biener <rguenther@suse.de>
29816 PR tree-optimization/56365
29817 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
29818 constants to compare against.
29820 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
29823 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
29824 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
29825 (define_split for the GPR case): Use int_reg_operand instead of
29826 gpc_reg_operand for the output.
29828 2016-03-14 Tom de Vries <tom@codesourcery.com>
29830 PR tree-optimization/70045
29831 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
29832 create_empty_if_region_on_edge argument.
29834 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
29836 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
29837 (STACK_CHECK_PROTECT): Likewise.
29838 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29839 (STACK_CHECK_PROTECT): Likewise.
29840 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29841 (STACK_CHECK_PROTECT): Likewise.
29842 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
29843 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
29844 (STACK_CHECK_PROTECT): Likewise.
29846 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
29848 PR rtl-optimization/69307
29849 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
29850 registers in modes that span more than one register.
29852 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
29855 * lra-constraints.c (delete_move_and_clobber): New.
29856 (remove_inheritance_pseudos): Use it.
29858 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
29861 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
29862 the libcall is LCT_THROW.
29863 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
29864 for the checking routine.
29866 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
29869 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
29870 optimization if we have direct move.
29871 (roundu32<mode>2_fprs): Likewise.
29873 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
29876 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
29878 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
29879 Arguments swapped. All callers changed. Take reg_renumber into
29880 account, and Calculate and compare register ranges for hard regs.
29882 2016-03-11 Jeff Law <law@redhat.com>
29884 PR tree-optimization/70190
29885 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29886 Handle cases where we can not extract the taken edge, even though we
29887 found a constant value.
29889 PR tree-optimization/64058
29890 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
29891 (num_coalesce_pairs): Move up earlier in file.
29892 (find_coalesce_pair): Initialize the INDEX field for each pair
29894 (compare_pairs): No longer sort on the elements in each pair.
29895 Instead break ties with the index of the coalesce pair.
29897 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29900 * config/aarch64/aarch64-protos.h
29901 (aarch64_save_restore_target_globals): New prototype.
29902 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
29903 Call the above when popping pragma.
29904 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
29906 (aarch64_set_current_function): Rewrite using the above.
29908 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29910 PR tree-optimization/70177
29911 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
29912 (extract_ops_from_tree): ... this. In the 2 argument
29913 overload remove _1 suffix.
29914 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
29915 (extract_ops_from_tree): ... this.
29916 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
29918 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
29919 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
29920 extract_ops_from_tree instead of 2 operand one.
29922 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
29924 PR tree-optimization/70013
29925 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
29926 for constant-pool entries.
29928 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29930 PR rtl-optimization/70174
29931 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
29932 followed by gen_lowpart on force_reg instead of just gen_lowpart.
29934 PR tree-optimization/70169
29935 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
29936 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
29939 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
29940 Jakub Jelinek <jakub@redhat.com>
29943 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
29944 of uninitialized values.
29946 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29948 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
29950 ("*trunctddd2"): New pattern definition.
29951 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
29954 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29956 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
29957 definitions for BFP and DFP rounding modes.
29958 ("fixuns_truncdddi2", "fixuns_trunctddi2")
29959 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
29960 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
29961 ("fix_trunctf<mode>2"): Use the new constants instead of magic
29964 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29966 * config/s390/constraints.md: Adjust comment.
29967 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
29968 s390_decompose_addrstyle_without_index.
29969 * config/s390/predicates.md (shift_count_or_setmem_operand):
29970 Rename to setmem_operand.
29971 * config/s390/s390-protos.h
29972 (s390_decompose_shift_count): Rename to
29973 s390_decompose_addrstyle_without_index.
29974 * config/s390/s390.c (s390_decompose_shift_count)
29975 (s390_mem_constraint, print_shift_count_operand)
29976 (print_operand_address, print_operand): Rename
29977 s390_decompose_shift_count to
29978 s390_decompose_addrstyle_without_index and rename
29979 print_shift_count_operand to print_addrstyle_operand troughout the
29981 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
29982 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
29983 Rename shift_count_or_setmem_operand to setmem_operand.
29984 * config/s390/vx-builtins.md ("vec_insert<mode>")
29985 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
29988 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29991 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
29992 Handle overlapping retval and newval.
29994 2016-03-10 Nick Clifton <nickc@redhat.com>
29997 * config/aarch64/aarch64.c
29998 (aarch64_override_options_after_change_1): When forcing
29999 flag_omit_frame_pointer to be true, use a special value that can
30000 be detected if this function is called again, thus preventing
30001 flag_omit_leaf_frame_pointer from being forced to be false.
30003 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30005 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
30006 Set x_flag_omit_leaf_frame_pointer when handling
30007 -momit-leaf-frame-pointer.
30009 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30012 * cgraph.c (cgraph_node::dump): Dump split_part and
30013 indirect_call_target.
30014 * cgraph.h (cgraph_node): Add indirect_call_target flag.
30015 * ipa.c (has_addr_references_p): Cleanup.
30016 (is_indirect_call_target_p): New.
30017 (walk_polymorphic_call_targets): Do not mark virtuals that may be
30018 called indirectly as local.
30019 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
30021 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30024 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
30025 on cxa_pure_virtual.
30027 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30030 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
30032 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30035 * tree.c (need_assembler_name_p): Only record main variant type names.
30037 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
30040 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
30041 Always define to 0 or 1.
30042 (TARGET_FIX_ERR_A53_843419): New macro.
30043 * config/aarch64/aarch64-elf-raw.h
30044 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
30045 * config/aarch64/aarch64-linux.h: Likewise.
30046 * config/aarch64/aarch64.c
30047 (aarch64_override_options_after_change_1): Do not default
30048 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
30050 (aarch64_attributes): Handle fix-cortex-a53-843419.
30051 (aarch64_can_inline_p): Likewise.
30052 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
30054 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
30055 Jakub Jelinek <jakub@redhat.com>
30057 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
30058 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
30059 DECL_COMMONS if flag_unconstrained_commons is set.
30060 * tree-dfa.c (get_ref_base_and_extent): Likewise.
30061 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
30062 (funconstrained-commons): Document.
30064 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
30066 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
30067 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
30069 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
30071 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
30072 has a proper number of elements.
30074 2016-03-10 Alan Modra <amodra@gmail.com>
30076 PR rtl-optimization/69195
30077 PR rtl-optimization/47992
30078 * ira.c (recorded_label_ref): Delete.
30079 (update_equiv_regs): Return void.
30080 (indirect_jump_optimize): New function.
30081 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
30082 before regstat_compute_ri. Don't rebuild_jump_labels here.
30083 Delete update_regstat.
30085 2016-03-10 Richard Biener <rguenther@suse.de>
30087 PR tree-optimization/70128
30088 * tree-ssa-structalias.c (set_uids_in_ptset): Set
30089 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
30091 2016-03-09 Jakub Jelinek <jakub@redhat.com>
30093 PR tree-optimization/70152
30094 * tree-sra.c (replace_removed_params_ssa_names): Copy over
30095 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
30098 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
30099 instead of gen_sse2_loadlpd.
30100 * config/i386/sse.md (*vec_concatv2df): Rename to...
30101 (vec_concatv2df): ... this.
30103 PR tree-optimization/70127
30104 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
30106 2016-03-09 David Malcolm <dmalcolm@redhat.com>
30110 * diagnostic-show-locus.c (compatible_locations_p): New function.
30111 (layout::layout): Sanitize ranges using compatible_locations_p.
30113 2016-03-09 David Malcolm <dmalcolm@redhat.com>
30117 * diagnostic-show-locus.c (layout_range::layout_range): Replace
30118 location_range param with three const expanded_locations * and a
30120 (layout::layout): Replace call to
30121 rich_location::lazily_expand_location with get_expanded_location.
30122 Extract the range and perform location expansion here, passing
30123 the results to the layout_range ctor.
30124 * diagnostic.c (source_range::debug): Delete.
30125 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
30126 of rich_location::get_expanded_location.
30127 * gcc-rich-location.c (get_range_for_expr): Delete.
30128 (gcc_rich_location::add_expr): Reimplement to avoid the
30129 rich_location::add_range overload that took a location_range,
30130 passing a location_t instead.
30132 2016-03-09 Richard Biener <rguenther@suse.de>
30133 Jakub Jelinek <jakub@redhat.com>
30135 PR tree-optimization/70138
30136 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
30137 Also skip vect_double_reduction_def.
30139 2016-03-09 Jakub Jelinek <jakub@redhat.com>
30142 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
30143 if the operand is "m".
30145 2016-03-09 Nathan Sidwell <nathan@acm.org>
30147 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
30149 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30151 * config/i386/i386.c (processor_target_table): Fix cost table
30152 intialization order for znver1.
30154 2016-03-08 Jakub Jelinek <jakub@redhat.com>
30156 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
30157 - becuase -> because.
30158 * ipa-reference.c (ignore_module_statics): Likewise.
30159 * cgraph.c (cgraph_node::get_body): Likewise.
30160 * ipa-inline.c (early_inliner): Likewise.
30161 * ipa-devirt.c (types_same_for_odr): Likewise.
30162 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
30163 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
30165 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30167 * tree-ssa-math-opts.c: Fix typo in comment.
30169 2016-03-08 Jakub Jelinek <jakub@redhat.com>
30172 * config/i386/i386.c (scalar_chain::make_vector_copies,
30173 scalar_chain::convert_reg): Call end_sequence in between
30174 get_insns and emit_conversion_insns rather than after both
30177 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
30180 * config/i386/i386.h (machine_function): Add
30181 pc_thunk_call_expanded flag.
30182 (ix86_pc_thunk_call_expanded): New define.
30183 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
30184 (*set_got): Rename insn pattern from set_got.
30185 (*set_got_labelled): Rename inst pattern from set_got_labelled.
30186 * config/i386/i386.c (ix86_compute_frame_layout): Use
30187 ix86_pc_thunk_call_expanded to prevent red-zone.
30189 2016-03-07 Martin Jambor <mjambor@suse.cz>
30191 * hsa.h (hsa_get_ctor_statements): Declare.
30192 (hsa_get_dtor_statements): Likewise.
30193 (hsa_get_kernel_dispatch_type): Likewise.
30194 * hsa.c (hsa_get_ctor_statements): New function.
30195 (hsa_get_dtor_statements): Likewise.
30196 (hsa_get_kernel_dispatch_type): Likewise.
30197 * hsa-brig.c (hsa_cdtor_statements): Removed.
30198 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
30199 hsa_get_dtor_statements.
30200 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
30201 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
30203 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
30205 * config/arm/arm-cores.def (cortex-r8): New.
30206 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
30207 * config/arm/arm-tune.md: Likewise.
30208 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
30210 2016-03-07 Martin Sebor <msebor@redhat.com>
30212 PR rtl-optimization/19705
30213 * doc/invoke.texi (Options That Control Optimization): Clarify
30214 -fno-branch-count-reg.
30216 2016-02-26 Richard Biener <rguenther@suse.de>
30217 Jeff Law <law@redhat.com>
30219 PR tree-optimization/69740
30220 * cfghooks.c (remove_edge): Request loop fixups if we delete
30221 an edge that might turn an irreducible loop into a natural
30223 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
30224 Move after definition of loops_state_clear.
30226 2016-03-07 Bin Cheng <bin.cheng@arm.com>
30228 PR rtl-optimization/69052
30229 * rtlanal.c (commutative_operand_precedence): Set higher precedence
30232 2016-03-07 Tom de Vries <tom@codesourcery.com>
30234 PR tree-optimization/70116
30235 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
30236 is_tm_ending stmts and ubsan/asan internal functions.
30237 (find_duplicate): Use it. Don't test is_tm_ending here.
30239 2016-03-07 Richard Biener <rguenther@suse.de>
30241 PR tree-optimization/70115
30242 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
30243 (propagate_constants_for_unrolling): Use replace_uses_by.
30245 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
30247 PR middle-end/69916
30248 * omp-low.c (struct oacc_loop): Add ifns.
30249 (new_oacc_loop_raw): Initialize it.
30250 (finish_oacc_loop): Clear mask & flags if no ifns.
30251 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
30252 (oacc_loop_xform_loop): Add ifns arg & adjust.
30253 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
30255 2016-03-07 Richard Henderson <rth@redhat.com>
30258 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
30259 (insert_value_copy_on_edge): Likewise.
30261 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30263 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
30265 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
30268 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
30270 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
30272 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
30274 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
30276 Fix sseimul type attribute.
30277 * config/i386/znver1.md
30278 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
30279 znver1_sseimul_avx256_load) : Fix the type attribute.
30280 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
30281 pipe usage and latency.
30283 2016-03-05 Jakub Jelinek <jakub@redhat.com>
30286 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
30287 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
30290 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
30293 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
30295 PR rtl-optimization/69941
30296 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
30297 the reg share its mode.
30299 2016-03-04 Jeff Law <law@redhat.com>
30301 PR tree-optimization/69196
30302 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30303 If the both SSA_NAMEs are anonymous, then consider them unassociated
30304 and include the PHI in the statement count.
30306 2016-03-05 Tom de Vries <tom@codesourcery.com>
30308 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
30309 construct in oacc routine. Check for oacc region in oacc routine.
30311 2016-03-04 Jakub Jelinek <jakub@redhat.com>
30314 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
30315 2016-02-22 changes, instead don't recurse if RECUR is already true.
30316 Don't change *dynamic_check if RECUR. Adjust recursive caller
30317 to pass true to the new argument.
30318 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
30321 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
30322 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
30324 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
30326 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
30328 PR rtl-optimization/57676
30329 * lra-assigns.c (lra_assign): Guard test for maximum iterations
30330 with flag_checking.
30332 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
30334 * tree-vect-patterns.c (search_type_for_mask): Handle
30335 comparison of booleans.
30337 2016-03-04 Jakub Jelinek <jakub@redhat.com>
30339 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
30343 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
30344 all other ops that have dw_val_class_die_ref operands,
30345 and DW_OP_GNU_entry_value.
30347 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30349 PR rtl-optimization/69904
30350 * config/arm/arm.c (arm_cannot_copy_insn_p):
30351 Return true for load-exclusive instructions.
30353 2016-03-03 Jakub Jelinek <jakub@redhat.com>
30356 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
30357 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
30358 the pattern no matter if it is used just by non-pattern, pattern
30360 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
30361 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
30362 oprnd1 def_stmt is in pattern, don't look through it.
30364 2016-03-03 Marek Polacek <polacek@redhat.com>
30366 PR middle-end/70050
30367 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
30369 2016-03-03 Martin Liska <mliska@suse.cz>
30371 PR tree-optimization/70043
30372 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
30373 previous statement if we see a debug statement.
30375 2016-03-03 Richard Biener <rguenther@suse.de>
30377 PR tree-optimization/55936
30378 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
30379 parameter and guard unsafe equivalence use.
30380 (vrp_evaluate_conditional_warnv_with_ops): Always use
30381 safe equivalences but not via the quadratic compare_names
30384 2016-03-03 Michael Collison <michael.collison@linaro.org>
30387 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
30388 for operand 1 to s_register_operand. Change predicate for operand
30389 2 to arm_not_immediate_operand.
30391 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
30393 * doc/tm.texi: Regenerated.
30395 2016-03-02 Richard Henderson <rth@redhat.com>
30398 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
30399 simplification when all args are positive non-fixed registers.
30401 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30403 * target.def (lra_p): Specify that new ports should use LRA.
30405 2016-03-02 Jakub Jelinek <jakub@redhat.com>
30408 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
30409 gimplify_type_sizes the type they refer to.
30410 (omp_notice_variable): Handle reference vars to VLAs.
30411 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
30412 reference to VLA decls in the second pass instead of first pass.
30414 2016-03-02 Tom de Vries <tom@codesourcery.com>
30416 PR tree-optimization/68659
30417 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
30418 new_expr == NULL_TREE.
30419 (get_new_name): Handle ADDR_EXPR.
30421 2016-03-02 Bin Cheng <bin.cheng@arm.com>
30423 PR rtl-optimization/69052
30424 * loop-invariant.c (canonicalize_address): New function.
30425 (inv_can_prop_to_addr_use): Check validity of address expression
30426 which is canonicalized by above function.
30428 2016-03-02 Alan Modra <amodra@gmail.com>
30431 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
30434 2016-03-02 Jakub Jelinek <jakub@redhat.com>
30437 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
30438 (*movhi_internal): Put mask moves from and to memory separately
30439 from moves from/to GPRs.
30441 2016-03-02 Richard Biener <rguenther@suse.de>
30443 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
30444 GENERIC expressions in GIMPLE.
30446 2016-03-02 Richard Biener <rguenther@suse.de>
30448 * config/i386/i386.c (type_natural_mode): Fix typo.
30450 2016-03-02 Nick Clifton <nickc@redhat.com>
30452 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
30454 2016-03-02 Richard Biener <rguenther@suse.de>
30455 Uros Bizjak <ubizjak@gmail.com>
30458 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
30460 2016-03-02 Richard Biener <rguenther@suse.de>
30462 PR middle-end/67278
30463 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
30465 2016-03-02 Marek Polacek <polacek@redhat.com>
30468 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
30469 "is promoted to" warning.
30471 2016-03-01 DJ Delorie <dj@redhat.com>
30473 * config.gcc: Deprecate mep-*.
30475 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
30477 PR middle-end/70025
30478 * lra-constraints.c (regno_val_use_in): New.
30479 (match_reload): Use it instead of regno_use_in.
30481 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30483 PR rtl-optimization/70007
30484 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
30485 references present in REG_EQUAL notes attached to non-SET patterns.
30487 2016-03-01 Jeff Law <law@redhat.com>
30489 PR tree-optimization/69196
30490 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30491 Appropriately clamp the number of statements to copy when the
30492 thread path does not traverse a loop backedge.
30494 PR tree-optimization/69196
30495 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30496 Do count some PHIs in the thread path against the insn count. Decrease
30497 final statement count by one as the control statement in the last
30498 block will get removed. Remove special cased code for handling PHIs
30501 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
30504 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
30505 asm dialect alternatives to explicit GOTPCREL calls.
30507 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30510 * ira.c (do_reload): Issue warning for generic stack checking here...
30511 * reload1.c (reload): ...instead of here and streamline it.
30513 2016-03-01 Nick Clifton <nickc@redhat.com>
30515 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
30517 2016-03-01 Richard Biener <rguenther@suse.de>
30519 PR tree-optimization/69983
30520 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
30521 types and fall back to operand_equal_p.
30523 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30526 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30528 * config/s390/constraints.md ("jm8"): New constraint.
30529 * config/s390/predicates.md ("const_int_8bitset_operand"): New
30531 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
30533 ("*setmem_long<setmem_and>"): New pattern.
30534 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
30536 ("*setmem_long_31z<setmem_and>"): New pattern.
30537 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
30538 New substitution rules with the required attributes.
30541 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30544 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30546 * gensupport.c (process_substs_on_one_elem): Split loop to
30547 complete mark_operands_used_in_match_dup on all expressions in the
30549 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30550 and remove function.
30552 2016-03-01 Richard Biener <rguenther@suse.de>
30554 PR middle-end/70022
30555 * fold-const.c (fold_indirect_ref_1): Fix range checking for
30556 vector BIT_FIELD_REF extract.
30558 2016-03-01 Richard Biener <rguenther@suse.de>
30560 PR tree-optimization/69994
30561 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
30563 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
30565 PR tree-optimization/69956
30566 * tree-vect-stmts.c (supportable_widening_operation): Support
30567 multi-step conversion of boolean vectors.
30568 (supportable_narrowing_operation): Likewise.
30570 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30572 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
30575 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30577 * config/s390/subst.md (DSI_VI): New mode iterator.
30578 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
30579 * config/s390/vector.md ("vec_set<mode>"): Move expander before
30580 the insn definition.
30581 ("*vec_set<mode>"): Change predicate and add alternative to
30582 support only either register or const_int operands as element
30584 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
30586 ("vec_extract<mode>"): New expander.
30587 ("*vec_extract<mode>"): New insn definition supporting reg and
30588 const_int element selectors.
30589 ("*vec_extract<mode>_plus"): New insn definition supporting
30590 reg+const_int element selectors.
30591 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
30592 following expander+insn definition.
30593 ("<vec_shifts_name><mode>3"): New expander.
30594 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
30596 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30598 * config/s390/s390.md ("*tabort_1"): Change predicate to
30599 nonmemory_operand. Add a second alternative to cover
30600 register as well as const int operands.
30601 ("*tabort_1_plus"): New pattern definition.
30603 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30605 * config/s390/s390.md ("*ashrdi3_cc_31")
30606 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
30607 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
30608 Merge insn definitions into ...
30609 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30610 New pattern definition.
30611 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
30612 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
30613 ("*ashr<mode>3_and"): Merge insn definitions into ...
30614 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30615 New pattern definition.
30616 * config/s390/subst.md ("addr_style_op_cc_subst")
30617 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
30618 substitutions patterns plus attributes.
30619 Add ashiftrt to SUBST iterator.
30621 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30623 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
30624 op2 to nonmemory_operand.
30625 ("*<shift>di3_31", "*<shift>di3_31_and"):
30626 Merge into single pattern definition ...
30627 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
30628 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
30629 pattern definition ...
30630 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
30631 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
30634 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30636 * config/s390/predicates.md (const_int_6bitset_operand): New
30638 * config/s390/s390.md: Include subst.md.
30639 ("rotl<mode>3"): New expander.
30640 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
30642 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
30643 * config/s390/subst.md: New file.
30645 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30647 * config/s390/s390.md ("op_type", "atype", "length" attributes):
30648 Remove RRR type. It doesn't really exist.
30649 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
30651 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
30652 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
30653 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
30654 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
30655 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
30656 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
30657 `enabled' attribute.
30659 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30661 * gensupport.c (process_substs_on_one_elem): Split loop to
30662 complete mark_operands_used_in_match_dup on all expressions in the
30664 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30665 and remove function.
30667 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30670 * config/sparc/sparc.c (NWORDS_UP): Rename to...
30671 (CEIL_NWORDS): ...this. Use CEIL macro.
30672 (compute_fp_layout): Adjust to above renaming.
30673 (function_arg_union_value): Likewise.
30674 (sparc_arg_partial_bytes): Likewise.
30675 (sparc_function_arg_advance): Likewise.
30677 2016-02-29 Jeff Law <law@redhat.com>
30679 PR tree-optimization/70005
30680 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
30681 where an object with a boolean range is compared against a value
30684 PR tree-optimization/69999
30685 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
30686 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
30689 2016-02-29 Richard Biener <rguenther@suse.de>
30691 PR tree-optimization/69994
30692 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
30693 (get_unary_op): Look through nop conversions.
30694 (ops_equal_values_p): New function, look for equality diregarding
30696 (eliminate_plus_minus_pair): Use ops_equal_values_p
30697 (repropagate_negates): Do not use get_unary_op here.
30699 2016-02-29 Martin Liska <mliska@suse.cz>
30701 * system.h: Poison ENABLE_CHECKING macro.
30703 2016-02-29 Martin Liska <mliska@suse.cz>
30705 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
30706 is presented in dump flags.
30707 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30708 (hsa_regalloc): Likewise.
30710 2016-02-19 Richard Biener <rguenther@suse.de>
30712 PR tree-optimization/69980
30713 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
30714 permutation of those we need to keep.
30716 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30719 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
30720 (NWORDS_UP): ...this
30721 (init_cumulative_args): Minor tweaks.
30722 (sparc_promote_function_mode): Likewise.
30723 (scan_record_type): Delete.
30724 (traverse_record_type): New function template.
30725 (classify_data_t): New structure type.
30726 (classify_registers): New inline function.
30727 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
30728 exhausted. Instantiate traverse_record_type on classify_registers and
30729 deal with the case of a structure passed in slot #15 with no FP field
30731 (assign_data_t): New structure type.
30732 (compute_int_layout): New static function.
30733 (compute_fp_layout): Likewise.
30734 (count_registers): New inline function.
30735 (assign_int_registers): New static function.
30736 (assign_fp_registers): Likewise.
30737 (assign_registers): New inline function.
30738 (function_arg_record_value_1): Delete.
30739 (function_arg_record_value_2): Likewise.
30740 (function_arg_record_value_3): Likewise.
30741 (function_arg_record_value): Adjust to above changes. Instantiate
30742 traverse_record_type on count_registers to first count the number of
30743 registers to be used and then on assign_registers to assign them.
30744 (function_arg_union_value): Adjust to above renaming.
30745 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
30746 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
30747 case of a structure passed in slot #15
30748 (sparc_function_arg_advance): Likewise.
30749 (function_arg_padding): Minor tweak.
30751 2016-02-29 Richard Biener <rguenther@suse.de>
30753 PR tree-optimization/69720
30754 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
30755 the adjustment_def path for possibly vectorized defs.
30756 (vect_create_epilog_for_reduction): Handle vectorized initial
30759 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
30761 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
30763 2016-02-27 Jeff Law <law@redhat.com>
30766 2016-02-26 Richard Biener <rguenther@suse.de>
30767 Jeff Law <law@redhat.com>
30769 PR tree-optimization/69740
30770 * cfghooks.c (remove_edge): Request loop fixups if we delete
30771 an edge that might turn an irreducible loop into a natural
30774 2016-02-27 Jakub Jelinek <jakub@redhat.com>
30776 PR rtl-optimization/69896
30777 * tree-vect-generic.c (get_compute_type): Avoid single element
30780 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
30782 Rename the AArch64 tuning option and related functions to enable the
30783 Newton series for the reciprocal square root to reflect its
30784 approximative characteristic.
30786 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
30787 function to "aarch64_emit_approx_rsqrt".
30788 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
30789 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
30790 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
30791 (xgene1_tunings): Likewise.
30792 (use_rsqrt_p): Likewise.
30793 (aarch64_emit_swrsqrt): Use new function name.
30794 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
30795 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
30796 text explaining this option.
30797 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
30799 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30802 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
30803 complain about -mallow-movmisalign without -mvsx if
30804 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
30806 2016-02-26 Joel Sherrill <joel@rtems.org>
30808 * config.gcc: Add x86_64-*-rtems*.
30809 * config/i386/rtems-64.h: New file.
30811 2016-02-26 Joel Sherrill <joel@rtems.org>
30813 * config.gcc: Add aarch64-*-rtems*.
30814 * config/aarch64/rtems.h: New file.
30816 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
30819 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
30820 shift amount using %h. Add comment.
30822 2016-02-26 Richard Biener <rguenther@suse.de>
30823 Jeff Law <law@redhat.com>
30825 PR tree-optimization/69740
30826 * cfghooks.c (remove_edge): Request loop fixups if we delete
30827 an edge that might turn an irreducible loop into a natural
30830 2016-02-26 Martin Jambor <mjambor@suse.cz>
30832 PR middle-end/69920
30833 * tree-sra.c (sra_modify_assign): Do not remove loads of
30834 uninitialized aggregates to SSA_NAMEs.
30836 2016-02-26 Richard Henderson <rth@redhat.com>
30839 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
30840 pseudo in case the target rtx matches the source of the left
30843 2016-02-26 Martin Jambor <mjambor@suse.cz>
30846 * hsa.h (hsa_type_packed_p): Declare.
30847 * hsa.c (hsa_type_packed_p): New function.
30848 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
30850 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
30851 * hsa-brig.c (emit_basic_insn): Likewise.
30853 2016-02-26 Martin Jambor <mjambor@suse.cz>
30856 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
30858 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
30860 2016-02-26 Martin Jambor <mjambor@suse.cz>
30862 * hsa.h (is_a_helper): New overload for hsa_op_immed for
30863 hsa_op_with_type operands.
30864 (hsa_unsigned_type_for_type): Declare.
30865 * hsa.c (hsa_unsigned_type_for_type): New function.
30866 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
30867 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
30868 the finalizer. Do not emit extra move.
30870 2016-02-26 Martin Jambor <mjambor@suse.cz>
30872 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
30873 atomic operations in private segment.
30875 2016-02-26 Martin Jambor <mjambor@suse.cz>
30877 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
30878 statements to wi->info. Also disallow omp simd constructs.
30879 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
30880 for not gridifying. Dump special string for omp_for.
30882 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30885 * config/aarch64/aarch64.c (aarch64_set_current_function):
30886 Save/restore target globals when switching to
30887 target_option_default_node.
30889 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30892 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
30893 Return 0 if !SHIFT_COUNT_TRUNCATED.
30895 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30896 Eric Botcazou <ebotcazou@adacore.com>
30898 PR rtl-optimization/69891
30899 * dse.c (scan_insn): If we can't figure out memset arguments
30900 or they are non-constant, call clear_rhs_from_active_local_stores.
30902 2016-02-26 Martin Liska <mliska@suse.cz>
30904 * doc/extend.texi: Mention clog10, clog10f an clog10l
30905 in Builtins section.
30907 2016-02-26 Martin Liska <mliska@suse.cz>
30909 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
30911 (resolve_args_picking_1): Likewise.
30912 * dwarf2out.h (struct GTY): Likewise.
30914 2016-02-26 Martin Liska <mliska@suse.cz>
30916 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
30917 with flag_checking.
30918 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30920 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
30921 Martin Liska <mliska@suse.cz>
30923 * doc/install.texi: Mention --enable-valgrind-annotations.
30925 2016-02-26 Richard Biener <rguenther@suse.de>
30927 PR tree-optimization/69551
30928 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
30929 looking through aliases adjust DECL_PT_UID to refer to the
30930 ultimate alias target.
30932 2016-02-25 Martin Liska <mliska@suse.cz>
30934 PR middle-end/69919
30935 * alloc-pool.c (after_memory_report): New variable.
30936 * alloc-pool.h (base_pool_allocator ::release): Do not use
30937 the infrastructure if after_memory_report.
30938 * toplev.c (toplev::main): Mark after memory report.
30940 2016-02-25 Richard Biener <rguenther@suse.de>
30942 PR tree-optimization/48795
30943 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
30945 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
30948 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
30949 offloading is enabled and -fopenacc or -fopenmp is specified.
30950 (CRTOFFLOADEND): Likewise.
30951 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
30952 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
30953 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
30954 (offload_objects_file_name): New static var.
30955 (tool_cleanup): Remove offload_objects_file_name file.
30956 (find_offloadbeginend): Replace with ...
30957 (find_crtoffloadtable): ... this.
30958 (run_gcc): Remove offload_argc and offload_argv.
30959 Get offload_objects_file_name from -foffload-objects=... option.
30960 Read names of object files with offload from this file, pass them to
30961 compile_images_for_offload_targets. Don't call find_offloadbeginend and
30962 don't pass offloadbegin and offloadend to the linker. Don't pass
30963 offload non-LTO files to the linker, because now they're not claimed.
30965 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
30968 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
30969 on builtin_unreachable.
30971 2016-02-25 Jakub Jelinek <jakub@redhat.com>
30973 PR rtl-optimization/69896
30974 * regcprop.c: Include cfgrtl.h.
30975 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
30976 than remembered mode, either delete it (if noop_move_p), or
30977 treat like copy_p but not noop_p instruction.
30979 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30982 * dwarf2out.c (gen_variable_die): Work around buggy LTO
30983 - allow NULL decl for Fortran DW_TAG_common_block variables.
30985 2016-02-24 Jason Merrill <jason@redhat.com>
30987 * common.opt (flifetime-dse): Add -flifetime-dse=1.
30989 2016-02-24 Richard Biener <rguenther@suse.de>
30990 Jakub Jelinek <jakub@redhat.com>
30992 PR middle-end/69760
30993 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
30994 conditionally executed ops to well-defined overflow behavior.
30996 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30998 PR middle-end/69915
30999 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
31002 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31004 PR rtl-optimization/69886
31005 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
31006 argument. Use it when checking validity of set instructions.
31007 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
31008 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
31010 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
31011 * store-motion.c (find_moveable_store): Update
31012 can_assign_to_reg_without_clobbers_p callsite.
31014 2016-02-24 Richard Biener <rguenther@suse.de>
31016 PR middle-end/68963
31017 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
31019 (record_nonwrapping_iv): Do not fall back to the low/high bound
31020 for non-constant IV bases if the stmt is not always executed.
31022 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31024 * config/arm/arm-cores.def (cortex-a32): New entry.
31025 * config/arm/arm-tables.opt: Regenerate.
31026 * config/arm/arm-tune.md: Regenerate.
31027 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
31028 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
31029 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
31030 for -mcpu and -mtune.
31032 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31035 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
31036 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
31037 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
31038 (atomic_loaddi_1): Delete.
31039 (atomic_loaddi): Rewrite expander using the above changes.
31041 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31044 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
31047 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31048 Richard Biener <rguenth@suse.de>
31050 PR middle-end/69909
31051 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
31052 set_mem_attributes if tem is SSA_NAME which got expanded
31055 2016-02-24 Richard Biener <rguenther@suse.de>
31057 PR tree-optimization/69907
31058 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
31059 end of permutations for BB vectorization.
31061 2016-02-24 Christian Bruel <christian.bruel@st.com>
31063 * config/arm/arm-c.c (arm_option_override): Initialize
31064 target_option_current_node.
31065 * config/arm/arm.c (arm_pragma_target_parse): Replace
31066 build_target_option_node call by target_option_current_node.
31067 Set target_option_current_node.
31070 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
31073 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
31074 define_insn_and_split to define_insn.
31075 (zero_extendqi<mode>2_dot2): Same.
31076 (extendqi<mode>2_dot): Same.
31077 (extendqi<mode>2_dot2): Same.
31079 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
31081 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
31082 and add bypass for AES{D,E} and AESMC pairs.
31083 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
31086 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
31088 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
31089 series for reciprocal square root in Exynos M1.
31091 2016-02-23 Martin Sebor <msebor@redhat.com>
31094 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
31095 __builtin_alloca_with_align.
31097 2016-02-23 Richard Henderson <rth@redhat.com>
31099 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
31100 (ix86_register_pragmas): Remove __seg_tls.
31101 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
31102 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
31103 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
31104 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
31105 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
31106 * doc/extend.texi (__seg_tls): Remove item.
31108 2016-02-23 Richard Biener <rguenther@suse.de>
31110 * alloc-pool.h (struct allocation_object): Make id member
31111 conditional on CHECKING_P again.
31112 (get_instance): Adjust.
31113 (base_pool_allocator): Likewise.
31115 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
31117 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
31118 (parallelize_loops): In OpenACC kernels mode, set n_threads to
31120 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
31122 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
31124 2016-02-23 Richard Biener <rguenther@suse.de>
31126 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
31127 * bitmap.h (struct bitmap_usage): Likewise.
31128 (bitmap_move): Declare.
31129 * bitmap.c (register_overhead): Take size_t argument.
31130 (bitmap_move): New function.
31131 * df-problems.c (df_rd_transfer_function): Use bitmap_move
31132 to properly account overhead.
31133 * tree.c (free_node): Use tree_size.
31135 2016-02-23 Jakub Jelinek <jakub@redhat.com>
31138 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
31139 when inverting comparison.
31142 * common.opt (Wunreachable-code): Add Warning flag.
31144 2016-02-23 Mark Wielaard <mjw@redhat.com>
31145 Jakub Jelinek <jakub@redhat.com>
31148 * cgraphunit.c (check_global_declaration): Check main_input_filename
31149 and DECL_SOURCE_FILE are not NULL.
31151 2016-02-23 Martin Jambor <mjambor@suse.cz>
31153 PR tree-optimization/69666
31154 * tree-sra.c (sra_modify_assign): Do not attempt to create
31155 default_def replacements for unscalarizable regions.
31157 2016-02-20 Mark Wielaard <mjw@redhat.com>
31160 * cgraphunit.c (check_global_declaration): Check level of
31161 warn_unused_const_variable and main_input_filename.
31162 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
31163 (-Wunused-variable): For C implies -Wunused-const-variable=1.
31164 (-Wunused-const-variable): Explain levels 1 and 2.
31166 2016-02-22 Jakub Jelinek <jakub@redhat.com>
31169 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
31170 identical arguments. Formatting and spelling fixes.
31173 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
31178 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
31179 and m68k-devices.def.
31180 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
31181 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
31183 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
31185 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
31186 and HImode registers.
31188 2016-02-22 Richard Biener <rguenther@suse.de>
31190 PR tree-optimization/69882
31191 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
31192 preserve permutations present because of gaps.
31193 (vect_supported_load_permutation_p): Always continue checking
31194 permutations after vect_attempt_slp_rearrange_stmts.
31196 2016-02-22 Bin Cheng <bin.cheng@arm.com>
31198 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
31199 min_profitable_estimate, rather than min_profitable_iters.
31201 2016-02-22 Jakub Jelinek <jakub@redhat.com>
31204 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
31205 SImode for last match_operand.
31207 2016-02-22 Martin Liska <mliska@suse.cz>
31209 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
31210 return bitsize - 1 as the return value.
31212 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
31216 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
31217 Handle negative shift counts.
31218 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
31219 force_reg on the shift constant.
31220 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
31221 (lshrsi3_d): Handle negative shift counts.
31223 2016-02-22 Richard Biener <rguenther@suse.de>
31224 Tom de Vries <tom@codesourcery.com>
31226 * graph.c: Include dumpfile.h.
31227 (print_graph_cfg): Split into three overloads.
31228 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
31230 2016-02-22 Tom de Vries <tom@codesourcery.com>
31232 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
31235 2016-02-22 Richard Biener <rguenther@suse.de>
31238 * ipa-inline-transform.c (inline_call): When not updating
31239 overall summaries adjust self size by the growth estimate.
31240 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
31241 hash-set, do not update overall summaries here. Renamed from ...
31242 (inline_to_all_callers): ... this which is now wrapping the
31243 above and performing delayed overall summary update.
31244 (early_inline_small_functions): Delay updating of the overall
31247 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
31249 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
31252 2016-02-19 Jakub Jelinek <jakub@redhat.com>
31255 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
31256 :%* in %:gt() argument.
31257 (greater_than_spec_func): Adjust for expecting only numbers,
31258 if there are more than two numbers, compare the last two.
31260 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
31262 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
31263 -Wnarrowing with -std.
31265 2016-02-19 Jakub Jelinek <jakub@redhat.com>
31268 * expr.c (store_field): Don't use bit-field path if exp is
31269 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
31270 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
31271 and the assignment can be performed by bitwise copy. Formatting
31274 PR middle-end/69838
31275 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
31276 call copy_reg_eh_region_note_forward on before and/or after sequences
31277 and remove note from insn if it no longer can throw.
31280 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
31281 if TARGET_AVX512BW.
31283 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31285 * config/s390/vector.md: Add missing commutative operand markers
31286 to the patterns which qualify for one.
31287 * config/s390/vx-builtins.md: Likewise.
31289 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31291 * config/s390/vector.md (VI, VI_QHS): Add single element vector
31292 types to mode iterators.
31293 (vec_double): ... and mode attribute.
31294 * config/s390/vx-builtins.md (non_vec_int): Likewise.
31296 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31298 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
31299 Change the predicate of op2 from nonimmediate to general and let
31300 reload fix it if necessary.
31302 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31304 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
31306 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31308 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
31311 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31313 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
31314 * config/s390/s390.c (s390_expand_vec_movstr): New function.
31315 * config/s390/s390.md ("movstr<P:mode>"): Call
31316 s390_expand_vec_movstr.
31318 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31320 * config/s390/s390.md: Add missing output modifier for operand 1
31321 to print it as address properly.
31323 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31325 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
31326 * config/s390/2964.md: New file.
31327 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
31328 of insn grouping attributes depending on the CPU level.
31329 (s390_get_unit_mask): New function.
31330 (s390_sched_score): Remove the OOO from the scheduling macros.
31331 Add loop to calculate a score for the instruction mix.
31332 (s390_sched_reorder): Likewise plus improve debug output.
31333 (s390_sched_variable_issue): Rename macros as above. Calculate
31334 the unit distances after actually scheduling an insn. Improve
31336 (s390_sched_init): Clear last_scheduled_unit_distance array.
31337 * config/s390/s390.md: Include 2964.md.
31339 2016-02-18 Jakub Jelinek <jakub@redhat.com>
31342 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
31343 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
31344 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
31345 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
31346 *avx512f_<code>v8div16qi2_mask_1): New insns.
31348 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
31351 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
31354 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
31355 earlyclobber from target. Use wF constraint for fused memory
31357 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
31359 2016-02-18 Jakub Jelinek <jakub@redhat.com>
31360 Martin Liska <mliska@suse.cz>
31363 * cfgexpand.c (asan_sanitize_stack_p): New function.
31364 (partition_stack_vars): Use the function.
31365 (expand_stack_vars): Likewise.
31366 (defer_stack_allocation): Likewise.
31367 (expand_used_vars): Likewise.
31369 2016-02-18 Richard Biener <rguenther@suse.de>
31371 PR middle-end/69553
31372 * fold-const.c (operand_equal_p): Properly compare offsets for
31373 IMAGPART_EXPR and ARRAY_REF.
31375 2016-02-18 Nick Clifton <nickc@redhat.com>
31379 * config/arm/arm.c (arm_option_override_internal): Disable
31380 interworking if the target does not support thumb instructions.
31381 (arm_reload_in_hi): Handle the case where a register to register
31382 move needs reloading because there is no simple pattern to handle
31384 (arm_reload_out_hi): Likewise.
31386 2016-02-18 Richard Biener <rguenther@suse.de>
31388 PR middle-end/69854
31389 * match.pd: Don't use fold_binary or fold_unary for folding
31392 2016-02-17 Jakub Jelinek <jakub@redhat.com>
31395 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
31396 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
31397 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
31398 warn on gimple_no_warning_p statements.
31400 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
31402 * doc/extend.texi (C++ Attributes): Correct description of
31403 warn_unused type attribute.
31405 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31407 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
31408 correct instruction.
31410 2016-02-17 Richard Biener <rguenther@suse.de>
31412 PR rtl-optimization/69609
31413 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
31414 (find_traces_1_round): When ending a trace update cached priority
31416 (bb_to_key): Use cached priority when available.
31417 (copy_bb): Initialize cached priority.
31418 (reorder_basic_blocks_software_trace_cache): Likewise.
31420 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31423 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
31425 (aarch64_comparison_operator): Break overly long line into two.
31426 (aarch64_comparison_operation): Likewise.
31427 * config/aarch64/aarch64.md (cstorecc4): Use
31428 aarch64_comparison_operator_mode instead of
31429 aarch64_comparison_operator.
31430 (cstore<mode>4): Likewise.
31431 (aarch64_cstore<mode>): Likewise.
31432 (*cstoresi_insn_uxtw): Likewise.
31433 (cstore<mode>_neg): Likewise.
31434 (*cstoresi_neg_uxtw): Likewise.
31436 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31439 * config/arm/predicates.md (arm_comparison_operator_mode):
31441 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
31442 instead of arm_comparison_operator.
31443 (*mov_negscc): Likewise.
31444 (*mov_notscc): Likewise.
31445 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
31446 (*thumb2_mov_negscc): Likewise.
31447 (*thumb2_mov_negscc_strict_it): Likewise.
31448 (*thumb2_mov_notscc): Likewise.
31449 (*thumb2_mov_notscc_strict_it): Likewise.
31451 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
31453 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
31454 Add missing return.
31456 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
31458 * config/visium/visium.c (machine_libfunc_index): New enum.
31459 (machine_libfuncs): New structure.
31460 (visium_libfuncs): New static variable.
31461 (TARGET_INIT_LIBFUNCS): Define to...
31462 (visium_init_libfuncs): ...this. New function.
31463 (expand_block_move_4): Use the appropriate libfunc.
31464 (expand_block_move_2): Likewise.
31465 (expand_block_move_1): Likewise.
31466 (expand_block_set_4): Likewise.
31467 (expand_block_set_2): Likewise.
31468 (expand_block_set_1): Likewise.
31469 (visium_trampoline_init): Likewise.
31471 2016-02-17 Nick Clifton <nickc@redhat.com>
31473 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
31474 TI's devices.csv file as of March 2016.
31476 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
31479 * opts-global.c (handle_common_deferred_options): Introduce and
31480 initialize two global variables to remember command-line options
31481 specifying a stack-limiting register.
31482 * opts.h: Add extern declarations of the two new global variables.
31483 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
31484 variable based on the values of the two new global variables.
31486 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31489 * common.opt (Wnonnull-compare): New warning.
31490 * doc/invoke.texi (-Wnonnull): Remove text about comparison
31491 of arguments against NULL.
31492 (-Wnonnull-compare): Document.
31493 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
31494 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
31495 * passes.def (pass_warn_nonnull_compare): Add.
31496 * gimple-ssa-nonnull-compare.c: New file.
31498 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31500 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
31501 AARCH64_EXTRA_TUNE_RECIP_SQRT.
31503 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31505 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
31506 reciprocal sqrt for -mlow-precision-recip-sqrt.
31508 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31509 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31511 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
31512 always use lane loads to construct non-constant vectors.
31514 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31516 * config/aarch64/aarch64.md
31517 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
31518 constraints for operand 3.
31519 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
31521 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31522 Richard Biener <rguenther@suse.de>
31524 PR tree-optimization/69820
31525 * tree-vect-patterns.c (type_conversion_p): Return false if
31526 *orig_type is unsigned single precision or boolean.
31527 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
31530 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31532 PR rtl-optimization/69764
31533 PR rtl-optimization/69771
31534 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
31535 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
31537 2016-02-16 Richard Biener <rguenther@suse.de>
31539 PR tree-optimization/69776
31540 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
31542 (indirect_refs_may_alias_p): Likewise.
31543 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
31544 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
31545 according to tbaa_p.
31546 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
31547 (optimize_stmt): For redundant store discovery do not allow tbaa.
31549 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
31551 PR tree-optimization/69714
31552 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
31553 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
31555 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
31557 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
31558 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
31559 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
31560 * config/arc/arc.c (arc_init): Check FPU options.
31561 (get_arc_condition_code): Handle new CC_FPU* modes.
31562 (arc_select_cc_mode): Likewise.
31563 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
31564 register pair only. Allow access for ARCv2 accumulator.
31565 (gen_compare_reg): Whenever we have FPU support use FPU compare
31567 (arc_reorg): Don't generate brcc insns when FPU compare
31568 instructions are involved.
31569 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
31570 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
31571 floating point emulation.
31572 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
31573 (REVERSE_CONDITION): Add new CC_FPU* modes.
31574 (TARGET_FP_SP_BASE): Define.
31575 (TARGET_FP_DP_BASE): Likewise.
31576 (TARGET_FP_SP_FUSED): Likewise.
31577 (TARGET_FP_DP_FUSED): Likewise.
31578 (TARGET_FP_SP_CONV): Likewise.
31579 (TARGET_FP_DP_CONV): Likewise.
31580 (TARGET_FP_SP_SQRT): Likewise.
31581 (TARGET_FP_DP_SQRT): Likewise.
31582 (TARGET_FP_DP_AX): Likewise.
31583 * config/arc/arc.md (ARCV2_ACC): New constant.
31584 (type): New fpu type attribute.
31585 (SDF): Conditional iterator.
31586 (cstore<mode>, cbranch<mode>): Change expand condition.
31587 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
31588 handles FPU/FPX cases as well.
31589 * config/arc/arc.opt (mfpu): New option.
31590 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
31592 (adddf3, muldf3, subdf3): Removed.
31593 * config/arc/predicates.md (proper_comparison_operator): Recognize
31595 * config/arc/fpu.md: New file.
31596 * doc/invoke.texi (ARC Options): Document mfpu option.
31598 2016-02-16 Richard Biener <rguenther@suse.de>
31600 PR rtl-optimization/69291
31601 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
31602 noce_operand_ok check.
31604 2016-02-16 Tom de Vries <tom@codesourcery.com>
31607 * omp-low.c (simd_clone_create): Remove call to
31608 symtab->call_cgraph_insertion_hooks.
31610 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31612 PR tree-optimization/69802
31613 * tree-ssa-reassoc.c (update_range_test): If op is
31614 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
31615 op == 1 test of precision 1 integral op, otherwise handle
31616 that case as op itself. Fix up formatting.
31617 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
31620 2016-02-16 Richard Biener <rguenther@suse.de>
31622 PR tree-optimization/69586
31623 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
31624 types for conversion sources.
31626 2016-02-16 Richard Biener <rguenther@suse.de>
31628 PR middle-end/69801
31629 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
31630 mask OEP_ADDRESS_OF.
31632 2016-02-16 Alan Modra <amodra@gmail.com>
31635 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
31636 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
31637 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
31639 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
31640 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
31641 (p8_fmrgow_<mode>): Likewise.
31642 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
31644 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
31645 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
31646 to use movdi_internal64. Remove op0_di.
31647 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
31649 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
31651 Add support for the FCCMP insn types
31653 * config/aarch64/aarch64.md (fccmp): Change insn type.
31654 (fccmpe): Likewise.
31655 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
31656 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
31657 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
31658 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
31659 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
31660 * config/arm/types.md (fccmps): Add new insn type.
31661 (fccmpd): Likewise.
31663 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
31665 * alias.c (get_alias_set): Fix a typo in comment.
31667 2016-02-15 Richard Biener <rguenther@suse.de>
31669 PR tree-optimization/69595
31670 * match.pd: Complete range test simplification to true.
31672 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
31674 PR rtl-optimization/69648
31675 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
31676 pic_offset_table_rtx.
31678 PR rtl-optimization/69752
31679 * ira.c (update_equiv_regs): When looking for more than a single SET,
31680 also take other side effects into account.
31682 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31684 * config/s390/s390.c (s390_function_profiler): Add a new sequence
31685 for z900+ CPUs in 31-bit mode.
31687 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31689 * common/config/s390/s390-common.c (s390_supports_split_stack):
31691 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
31692 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
31693 * config/s390/s390.c (struct machine_function): New field
31694 split_stack_varargs_pointer.
31695 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
31696 in s390_emit_prologue.
31697 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
31699 (morestack_ref): New global.
31700 (SPLIT_STACK_AVAILABLE): New macro.
31701 (s390_expand_split_stack_prologue): New function.
31702 (s390_live_on_entry): New function.
31703 (s390_va_start): Use split-stack vararg pointer if appropriate.
31704 (s390_asm_file_end): Emit the split-stack note sections.
31705 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
31706 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
31707 (UNSPECV_SPLIT_STACK_CALL): New unspec.
31708 (UNSPECV_SPLIT_STACK_DATA): New unspec.
31709 (split_stack_prologue): New expand.
31710 (split_stack_space_check): New expand.
31711 (split_stack_data): New insn.
31712 (split_stack_call): New expand.
31713 (split_stack_call_*): New insn.
31714 (split_stack_cond_call): New expand.
31715 (split_stack_cond_call_*): New insn.
31717 2016-02-15 Richard Biener <rguenther@suse.de>
31719 PR tree-optimization/69783
31720 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31721 Add trivially correct cases.
31723 2016-02-15 Tom de Vries <tom@codesourcery.com>
31726 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
31728 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
31730 2016-02-15 Richard Biener <rguenther@suse.de>
31732 PR tree-optimization/69776
31733 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
31734 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
31735 indicate whether we can use TBAA to disambiguate against stores.
31736 Use alias-set zero if not.
31737 (visit_reference_op_store): Do not use TBAA when looking up
31739 * tree-ssa-pre.c (compute_avail): Use TBAA here.
31740 (eliminate_dom_walker::before_dom_children): But not when looking
31741 up redundant stores.
31743 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
31745 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
31747 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
31749 * config/i386/znver1.md
31750 (znver1_pop, znver1_pop_mem,
31751 znver1_load_imov_double_store,
31752 znver1_load_imov_direct_store,
31753 znver1_load_imov_direct_load,
31754 znver1_load_imov_double_load): Add new.
31755 (znver1_insn, znver1_insn_load): Add icmov type.
31756 (znver1_sseavx_fma,
31757 znver1_sseavx_fma_load,
31759 znver1_avx256_fma_load): Fix pipe usage.
31761 2016-02-14 Alan Modra <amodra@gmail.com>
31764 * reload.c (find_reloads_address_1): For pre/post-inc/dec
31765 with an invalid hard reg, reload just the reg not the entire
31766 pre/post-inc/dec address expression.
31768 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31771 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
31772 fixed R1_REG scratch reg.
31773 (sibcall_value_pcrel_fdpic): Likewise.
31775 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31779 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
31781 2016-02-12 Walter Lee <walt@tilera.com>
31783 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
31784 * config/tilegx/t-tilegx: Likewise.
31786 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31789 * diagnostic-show-locus.c (struct line_span): New struct.
31790 (layout::get_first_line): Delete.
31791 (layout::get_last_line): Delete.
31792 (layout::get_num_line_spans): New member function.
31793 (layout::get_line_span): Likewise.
31794 (layout::print_heading_for_line_span_index_p): Likewise.
31795 (layout::get_expanded_location): Likewise.
31796 (layout::calculate_line_spans): Likewise.
31797 (layout::m_first_line): Delete.
31798 (layout::m_last_line): Delete.
31799 (layout::m_line_spans): New field.
31800 (layout::layout): Update comment. Replace m_first_line and
31801 m_last_line with m_line_spans, replacing their initialization
31802 with a call to calculate_line_spans.
31803 (diagnostic_show_locus): When printing source lines and
31804 annotations, rather than looping over a single span
31805 of lines, instead loop over each line_span within
31806 the layout, with an inner loop over the lines within them.
31807 Call the context's start_span callback when changing line spans.
31808 * diagnostic.c (diagnostic_initialize): Initialize start_span.
31809 (diagnostic_build_prefix): Break out the building of the location
31810 part of the string into...
31811 (diagnostic_get_location_text): ...this new function, rewriting
31812 it from nested ternary expressions to a sequence of "if"
31814 (default_diagnostic_start_span_fn): New function.
31815 * diagnostic.h (diagnostic_start_span_fn): New typedef.
31816 (diagnostic_context::start_span): New field.
31817 (default_diagnostic_start_span_fn): New prototype.
31819 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31822 * gcc.c (driver::finalize): Fix cleanup of "specs".
31824 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31828 * gcc.c (driver::driver): Initialize m_option_suggestions.
31829 (driver::~driver): Clean up m_option_suggestions.
31830 (suggest_option): Convert to...
31831 (driver::suggest_option): ...this, and split out into
31832 driver::build_option_suggestions and find_closest_string.
31833 (driver::build_option_suggestions): New function, from
31834 first half of suggest_option. Special-case
31835 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
31836 the sanitizer_opts array. For options of enum types, add the
31837 various enum values to the candidate strings.
31838 (driver::handle_unrecognized_options): Remove "const".
31839 * gcc.h (driver::handle_unrecognized_options): Likewise.
31840 (driver::build_option_suggestions): New decl.
31841 (driver::suggest_option): New decl.
31842 (driver::m_option_suggestions): New field.
31843 * opts-common.c (add_misspelling_candidates): New function.
31844 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
31845 and make non-static.
31846 * opts.h (sanitizer_opts): New array decl.
31847 (add_misspelling_candidates): New function decl.
31848 * spellcheck.c (find_closest_string): New function.
31849 * spellcheck.h (find_closest_string): New function decl.
31851 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31853 PR rtl-optimization/69764
31854 PR rtl-optimization/69771
31855 * optabs.c (expand_binop_directly): For shift_optab_p, force
31856 convert_modes with VOIDmode if xop1 has VOIDmode.
31858 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
31861 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
31862 to correctly determine instrumentation thunks.
31864 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31867 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
31868 type by reference, force lhs on the call.
31871 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
31872 Compute retval and retbnd early in all cases if split_part_return_p
31873 and return_bb is not EXIT. Remove all clobber stmts and reset
31874 all debug stmts that refer to SSA_NAMEs defined in split part,
31875 except if it is retval, in that case replace the old retval with the
31876 lhs of the call to the split part.
31878 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31881 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31883 PR middle-end/66726
31884 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31885 whose result is used in PHI.
31886 (maybe_optimize_range_tests): Likewise.
31887 (final_range_test_p): Likweise.
31889 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31891 PR middle-end/66726
31892 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31893 whose result is used in PHI.
31894 (maybe_optimize_range_tests): Likewise.
31895 (final_range_test_p): Likweise.
31897 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31899 * cgraph.c: Spelling fixes - behaviour -> behavior and
31900 neighbour -> neighbor.
31901 * target.def: Likewise.
31902 * sel-sched.c: Likewise.
31903 * config/mips/mips.c: Likewise.
31904 * config/arc/arc.md: Likewise.
31905 * config/arm/cortex-a57.md: Likewise.
31906 * config/arm/arm.c: Likewise.
31907 * config/arm/neon.md: Likewise.
31908 * config/arm/arm-c.c: Likewise.
31909 * config/vms/vms-c.c: Likewise.
31910 * config/s390/s390.c: Likewise.
31911 * config/i386/znver1.md: Likewise.
31912 * config/i386/i386.c: Likewise.
31913 * config/ia64/hpux-unix2003.h: Likewise.
31914 * config/msp430/msp430.md: Likewise.
31915 * config/rx/rx.c: Likewise.
31916 * config/rx/rx.md: Likewise.
31917 * config/aarch64/aarch64-simd.md: Likewise.
31918 * config/aarch64/aarch64.c: Likewise.
31919 * config/nvptx/nvptx.c: Likewise.
31920 * config/bfin/bfin.c: Likewise.
31921 * config/cris/cris.opt: Likewise.
31922 * config/rs6000/rs6000.c: Likewise.
31923 * target.h: Likewise.
31924 * spellcheck.c: Likewise.
31925 * ira-build.c: Likewise.
31926 * tree-inline.c: Likewise.
31927 * builtins.c: Likewise.
31928 * lra-constraints.c: Likewise.
31929 * explow.c: Likewise.
31930 * hwint.h: Likewise.
31931 * targhooks.c: Likewise.
31932 * tree-vect-data-refs.c: Likewise.
31933 * expr.c: Likewise.
31934 * doc/tm.texi: Likewise.
31935 * doc/extend.texi: Likewise.
31936 * doc/install.texi: Likewise.
31937 * doc/md.texi: Likewise.
31938 * tree-ssa-tail-merge.c: Likewise.
31939 * sched-int.h: Likewise.
31940 * match.pd: Likewise.
31941 * sched-ebb.c: Likewise.
31942 * target.def (omit_struct_return_reg): Likewise.
31943 * gimple-ssa-isolate-paths.c: Likewise.
31944 (find_implicit_erroneous_behaviour): Renamed to...
31945 (find_implicit_erroneous_behavior): ... this.
31946 (find_explicit_erroneous_behaviour): Renamed to...
31947 (find_explicit_erroneous_behavior): ... this.
31948 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
31950 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
31952 PR rtl-optimization/64682
31953 PR rtl-optimization/69567
31954 PR rtl-optimization/69737
31955 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
31956 in I2 as well, just lose it.
31958 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31960 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
31962 (aarch64_last_printed_tune_string): Likewise.
31963 (aarch64_declare_function_name): Only output .arch assembler
31964 directive if it will be different from the previously output
31965 directive. Same for .tune comment but only if -dA is set.
31966 (aarch64_start_file): New function.
31967 (TARGET_ASM_FILE_START): Define.
31969 2016-02-11 David Malcolm <dmalcolm@redhat.com>
31972 * Makefile.in (PLUGIN_HEADERS): Add params.list.
31974 2016-02-11 Jakub Jelinek <jakub@redhat.com>
31977 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
31978 -Wmaybe-uninitialized warning.
31980 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
31983 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
31985 2016-02-11 Richard Biener <rguenther@suse.de>
31987 PR rtl-optimization/69291
31988 * ifcvt.c (noce_try_store_flag_constants): Do not allow
31989 subexpressions affected by changing the result.
31991 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
31994 * lra-constraints.c (curr_insn_transform): Find in/out operands
31995 for secondary memory moves. Update dups.
31997 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
31999 PR tree-optimization/69652
32000 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
32001 to nested loop, did source re-formatting, skip debug statements,
32002 add check on statement with volatile operand, remove dead scalar
32005 2016-02-10 Jakub Jelinek <jakub@redhat.com>
32006 Patrick Palka <ppalka@gcc.gnu.org>
32010 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
32011 calls if the return type is TREE_ADDRESSABLE.
32012 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
32013 * ipa-split.c (split_function): Fix doubled "we" in comment.
32014 Use void return type for the split part even if
32015 !split_point->split_part_set_retval.
32017 2016-02-10 Bin Cheng <bin.cheng@arm.com>
32019 PR tree-optimization/68021
32020 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
32021 when computing the value of biv cand by itself.
32023 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
32025 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
32026 (cortexa57_tunings): Likewise.
32027 (cortexa72_tunings): Likewise.
32028 (arch_macro_fusion_pair_p): Add support for AES fusion.
32029 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
32030 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
32031 Allow virtual registers before reload so early scheduling works.
32032 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
32033 correct latency and pipeline.
32034 (cortex_a57_crypto_complex): Likewise.
32035 (cortex_a57_crypto_xor): Likewise.
32036 (define_bypass): Add AES bypass.
32038 2016-02-10 Richard Biener <rguenther@suse.de>
32040 PR tree-optimization/69726
32041 * passes.def: Add DCE pass before late uninit.
32042 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
32043 really fixup if-conversions job.
32045 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
32047 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
32048 (arm_cortex_a57_tune): Likewise.
32049 (aarch_macro_fusion_pair_p): Add support for AES fusion.
32050 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
32052 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
32054 * timevar.def (TV_PHASE_DBGINFO): Delete.
32055 (TV_PHASE_CHECK_DBGINFO): Likewise.
32056 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
32058 2016-02-10 Richard Biener <rguenther@suse.de>
32060 PR tree-optimization/69719
32061 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32062 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
32064 2016-02-09 Andrew Pinski <apinski@cavium.com>
32067 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
32068 get_vcond_mask_icode returns false.
32070 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
32073 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
32074 an ADDIS that adds a pointer to a large constant that sets the
32075 upper16 bits with a load operation.
32077 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
32080 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
32082 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
32084 (vzipq_s16): Likewise.
32085 (vzipq_s32): Likewise.
32086 (vzipq_f32): Likewise.
32087 (vzipq_u8): Likewise.
32088 (vzipq_u16): Likewise.
32089 (vzipq_u32): Likewise.
32090 (vzipq_p8): Likewise.
32091 (vzipq_p16): Likewise.
32093 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
32096 * config/arm/arm.c (neon_endian_lane_map): New function.
32097 (neon_vector_pair_endian_lane_map): New function.
32098 (arm_evpc_neon_vuzp): Allow for big endian lane order.
32099 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
32101 (vuzpq_s16): Likewise.
32102 (vuzpq_s32): Likewise.
32103 (vuzpq_f32): Likewise.
32104 (vuzpq_u8): Likewise.
32105 (vuzpq_u16): Likewise.
32106 (vuzpq_u32): Likewise.
32107 (vuzpq_p8): Likewise.
32108 (vuzpq_p16): Likewise.
32110 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
32113 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
32116 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
32118 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
32119 truncate const_int operand 1 to QImode.
32121 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
32123 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
32124 corresponding to an abnormal edge.
32126 2016-02-09 Tom de Vries <tom@codesourcery.com>
32128 PR tree-optimization/69599
32129 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
32131 (find_func_aliases_for_builtin_call, find_func_clobbers)
32132 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
32135 2016-02-09 Richard Biener <rguenther@suse.de>
32137 PR tree-optimization/69715
32138 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
32139 LHS on calls as non-rewritable.
32141 2016-02-09 Tom de Vries <tom@codesourcery.com>
32144 * lto-wrapper.c (append_diag_options): New function.
32145 (compile_offload_image): Call append_diag_options.
32147 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
32150 * doc/extend.texi (Flag Output Operands): Correct sectioning.
32151 Minor copy-edit to fix verb tenses.
32153 2016-02-08 Jakub Jelinek <jakub@redhat.com>
32155 PR tree-optimization/69209
32156 * ipa-split.c (split_function): If split part is not
32157 returning retval, retval has gimple type but is not
32158 gimple value, force it into a SSA_NAME first.
32160 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
32162 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
32165 2016-02-08 Jason Merrill <jason@redhat.com>
32168 * convert.c (convert_to_integer_1): Check dofold on truncation
32170 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
32171 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
32172 Rename from *_nofold.
32173 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
32174 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
32176 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
32179 * tree.c (build_common_tree_nodes): Remove short_double argument.
32180 All callers changed.
32181 * tree.h (build_common_tree_nodes): Adjust declaration.
32182 * doc/invoke.texi (-fshort-double): Remove documentation.
32183 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
32184 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
32185 * lto-wrapper.c (merge_and_complain, append_compiler_options)
32186 (append_linker_options): Don't handle OPT_fshort_double.
32188 PR rtl-optimization/68730
32189 * lra-remat.c (insn_to_cand_activation): New static variable.
32190 (lra_remat): Allocate and free it.
32191 (create_cand): New arg activation. Initialize a field in
32192 insn_to_cand_activation if it is nonnull.
32193 (create_cands): Pass the activation insn to create_cand when making
32194 a candidate involving an output reload. Reorganize code a little.
32195 (do_remat): Keep track of active status of candidates in a separate
32198 2016-02-08 Richard Biener <rguenther@suse.de>
32200 PR tree-optimization/69719
32201 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32202 Properly use absolute of the difference of the two offsets to
32203 compare or adjust the segment length.
32205 2016-02-08 Richard Biener <rguenther@suse.de>
32206 Jeff Law <law@redhat.com>
32209 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
32210 types for anonymous SSA names.
32212 2016-02-08 Richard Biener <rguenther@suse.de>
32214 PR rtl-optimization/69274
32215 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
32217 2016-02-08 Jeff Law <law@redhat.com>
32219 PR tree-optimization/65917
32220 * tree-ssa-dom.c (record_temporary_equivalences): Record both
32221 equivalences from if (x == y) style conditionals.
32222 (loop_depth_of_name): Remove.
32223 (record_equality): Remove loop depth check.
32224 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
32225 (const_and_copies::record_const_or_copy_raw): New member function.
32226 * tree-ssa-scopedtables.c
32227 (const_and_copies::record_const_or_copy_raw): New, factored out of
32228 (const_and_copies::record_const_or_copy): Call new member function.
32230 2016-02-05 Jeff Law <law@redhat.com>
32232 PR tree-optimization/68541
32233 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
32234 (count_stmts_in_block): New function.
32235 (poor_ifcvt_candidate_code): Likewise.
32236 (is_feasible_trace): Add some heuristics to determine when path
32237 splitting is profitable.
32238 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
32239 is a diamond with a single exit.
32241 2016-02-05 Martin Sebor <msebor@redhat.com>
32244 * doc/invoke.texi: Update -Wplacement-new to take an optional
32247 2016-02-06 Richard Henderson <rth@redhat.com>
32250 * tree.c (tree_nop_conversion_p): Do not strip casts into or
32251 out of non-standard address spaces.
32253 2016-02-05 Jakub Jelinek <jakub@redhat.com>
32255 PR rtl-optimization/69691
32256 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
32258 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
32260 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
32261 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
32262 (*ieee128_mfvsrd_64bit): Likewise.
32263 (*ieee128_mfvsrd_32bit): Likewise.
32265 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
32269 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32271 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32272 instrumented_version.
32274 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
32276 * doc/invoke.texi (Optimize Options): In table of --param options
32277 rename second occurrence of tracer-min-branch-ratio to
32278 tracer-min-branch-probability, rename
32279 tracer-min-branch-ratio-feedback to
32280 tracer-min-branch-probability-feedback and clarify description,
32281 rename sched-spec-state-edge-prob-cutoff to
32282 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
32283 to selsched-insns-to-rename, rename lto-minpartition to
32284 lto-min-partition, delete reorder-blocks-duplicate and
32285 reorder-blocks-duplicate-feedback.
32287 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32289 * config/s390/s390.c (s390_register_info_set_ranges): Remove
32292 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
32294 * doc/extend.texi: S/390: Correct some typos.
32296 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32298 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
32300 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32303 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
32304 (s390_register_info_gprtofpr): Use new macros above.
32305 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
32307 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
32308 its name. Adjust restore and save gpr ranges.
32309 (s390_register_info_set_ranges): New function.
32310 (s390_register_info): Use new macros above. Call
32311 s390_register_info_set_ranges.
32312 (s390_optimize_register_info): Likewise.
32313 (s390_hard_regno_rename_ok): Use new macros.
32314 (s390_hard_regno_scratch_ok): Likewise.
32315 (s390_emit_epilogue): Likewise.
32316 (s390_can_use_return_insn): Likewise.
32317 (s390_optimize_prologue): Likewise.
32318 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
32320 2016-02-05 Jakub Jelinek <jakub@redhat.com>
32323 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
32325 (ix86_option_override_internal): Disable TARGET_STV even for
32326 -m{incoming,preferred}-stack-boundary=3.
32328 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
32330 * config.gcc: Mark deprecated rtems targets as obsolete.
32332 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
32334 PR rtl-optimization/64682
32335 PR rtl-optimization/69567
32336 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
32337 before I2 only if the register is both used and set in I2.
32339 2016-02-04 DJ Delorie <dj@redhat.com>
32341 * config/msp430/msp430.c (msp430_start_function): Add function type.
32343 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32346 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
32348 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
32350 PR rtl-optimization/69577
32352 2015-10-29 Richard Henderson <rth@redhat.com>
32356 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
32357 sse check to the exact conditions of PR 67609.
32359 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
32362 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
32363 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
32364 not allowed into the traditional Altivec registers.
32365 (movtd_64bit_nodm): Likewise.
32366 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
32368 2016-02-04 David Malcolm <dmalcolm@redhat.com>
32370 * config/aarch64/cortex-a57-fma-steering.c
32371 (aarch64_register_fma_steering): Remove "static" from arguments
32374 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
32377 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
32378 twice when complex.
32380 2016-02-04 Mike Frysinger <vapier@gentoo.org>
32382 * doc/invoke.texi: Delete -mno-fma4.
32384 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
32386 PR rtl-optimization/69577
32387 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
32388 (find_subregs_of_mode): Update accordingly. Iterate over partial
32391 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
32393 * config/arm/arm-protos.h (neon_reinterpret): Remove.
32394 * config/arm/arm.c (neon_reinterpret): Remove.
32395 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
32396 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
32397 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
32398 vreinterpretti): Remove.
32399 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
32400 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
32401 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
32402 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
32403 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
32404 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
32405 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
32406 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
32407 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
32408 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
32409 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
32410 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
32411 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
32412 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
32413 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
32414 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
32415 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
32416 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
32417 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
32418 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
32419 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
32420 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
32421 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
32422 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
32423 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
32424 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
32425 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
32426 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
32427 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
32428 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
32429 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
32430 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
32431 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
32432 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
32433 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
32434 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
32435 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
32436 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
32437 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
32438 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
32439 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
32440 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
32441 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
32442 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
32443 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
32444 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
32445 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
32446 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
32447 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
32448 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
32449 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
32450 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
32451 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
32452 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
32453 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
32454 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
32455 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
32456 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
32457 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
32458 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
32459 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
32460 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
32461 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
32462 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
32463 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
32464 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
32465 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
32466 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
32467 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
32468 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
32469 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
32470 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
32471 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
32472 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
32473 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
32474 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
32475 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
32476 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
32477 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
32478 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
32479 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
32480 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
32481 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
32482 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
32483 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
32484 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
32485 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
32486 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
32487 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
32488 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
32489 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
32490 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
32491 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
32492 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
32493 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
32494 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
32495 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
32496 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
32497 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
32498 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
32499 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
32500 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
32501 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
32503 2016-02-04 Martin Liska <mliska@suse.cz>
32506 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
32507 that are gimple_store_p.
32508 (maybe_instrument_call): Likewise.
32510 2016-02-04 Bin Cheng <bin.cheng@arm.com>
32512 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
32513 register scaling out of memory reference and comment why.
32515 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32519 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
32520 folding the source of a SET.
32522 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32526 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
32527 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
32529 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
32533 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
32536 2016-02-04 Christian Bruel <christian.bruel@st.com>
32538 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
32539 * config/arm/arm.c (arm_set_current_function): Likewise.
32541 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32542 Ilya Enkovich <enkovich.gnu@gmail.com>
32543 H.J. Lu <hongjiu.lu@intel.com>
32546 * config/i386/i386.c (convert_scalars_to_vector): Remove
32547 stack alignment fixes.
32548 (ix86_option_override_internal): Disable TARGET_STV if stack
32549 might not be aligned enough.
32550 (ix86_minimum_alignment): Assert that TARGET_STV is false.
32552 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
32554 * config/i386/x86-tune.def: Disable default prefetching
32557 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
32558 Vladimir Makarov <vmakarov@redhat.com>
32561 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
32562 in validating fused toc addresses.
32564 2016-02-03 Jakub Jelinek <jakub@redhat.com>
32567 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
32568 range->m_caret fields if range->m_show_caret_p is false.
32571 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
32572 Force oldval into register if it does not satisfy reg_or_short_operand
32573 predicate. Fix up formatting.
32575 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
32576 Alexandre Oliva <aoliva@redhat.com>
32579 * lra-constraints.c (simplify_operand_subreg): Check additionally
32580 address validity after potential reloading.
32581 (process_address_1): Check insns validity. In case of failure do
32584 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
32587 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
32590 2016-02-02 Jakub Jelinek <jakub@redhat.com>
32592 * wide-int.cc (canonize_uhwi): New function.
32593 (wi::divmod_internal): Use it.
32595 2016-02-02 James Norris <jnorris@codesourcery.com>
32597 * gimplify.c (omp_notice_variable): Add usage check.
32599 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
32601 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
32602 like LE, GE, LT, GT when emitting relational operator.
32604 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32606 * ira-costs.c (find_costs_and_classes): Add extra argument.
32607 * target.def (ira_change_pseudo_allocno_class): Add parameter.
32608 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
32609 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
32610 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
32611 Add best_class parameter, and return it if not ALL_REGS.
32612 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
32614 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
32615 Update target hook.
32617 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32619 * config/aarch64/aarch64.c
32620 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
32621 (aarch64_ira_change_pseudo_allocno_class): New function.
32623 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
32626 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
32628 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
32630 * config/avr/avr.c (avr_option_override): Set
32631 PARAM_ALLOW_STORE_DATA_RACES to 1.
32633 2016-02-02 Richard Biener <rguenther@suse.de>
32635 PR tree-optimization/69595
32636 * match.pd: Add range test simplifications to true/false.
32638 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
32640 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
32641 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
32644 2016-02-02 Richard Biener <rguenther@suse.de>
32646 PR tree-optimization/69606
32647 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
32648 info on the result before moving a stmt.
32650 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
32652 PR middle-end/68542
32653 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
32654 branch with vector comparison.
32655 * config/i386/sse.md (VI48_AVX): New mode iterator.
32656 (define_expand "cbranch<mode>4): Add support for conditional branch
32657 with vector comparison.
32658 * tree-vect-loop.c (optimize_mask_stores): New function.
32659 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
32660 has_mask_store field of vect_info.
32661 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
32662 vectorized loops having masked stores after vec_info destroy.
32663 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
32664 correspondent macros.
32665 (optimize_mask_stores): Add prototype.
32667 2016-02-02 Alan Modra <amodra@gmail.com>
32670 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
32673 2016-02-02 Alan Modra <amodra@gmail.com>
32676 * config/rs6000/rs6000.c (need_toc_init): New var, set it
32677 whenever toc_label_name used.
32678 (rs6000_file_start): Don't set up toc section here,
32679 (rs6000_output_function_epilogue): do so here instead,
32680 (rs6000_xcoff_file_start): and here.
32681 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
32682 (load_toc_aix_di): Likewise.
32684 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32686 PR rtl-optimization/69592
32687 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
32688 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
32689 (num_sign_bit_copies_binary_arith_p): New inline function.
32690 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
32692 2016-02-01 Jeff Law <law@redhat.com>
32694 PR tree-optimization/69580
32695 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
32696 * tree-ssa-threadbackward.c
32697 (fsm_find_control_statement_thread_paths): Do not try to walk
32698 through large PHI nodes.
32700 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32702 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
32703 when count is incremented above limit, don't analyze further
32706 * omp-low.c (oacc_parse_default_dims): Avoid
32707 -Wsign-compare warning, make sure value fits into int
32708 rather than just unsigned int.
32710 2016-02-01 Bin Cheng <bin.cheng@arm.com>
32712 PR tree-optimization/67921
32713 * fold-const.c (split_tree): New parameters. Convert pointer
32714 type variable part to proper type before negating.
32715 (fold_binary_loc): Pass new arguments to split_tree.
32717 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
32719 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
32720 (nvptx_goacc_validate_dims): Extend to handle global defaults.
32721 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
32722 * doc/tm.texti: Rebuilt.
32723 * doc/invoke.texi (fopenacc-dim): Document.
32724 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
32725 (append_compiler_options): Likewise.
32726 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
32727 (oacc_parse_default_dims): New.
32728 (oacc_validate_dims): Add USED arg. Select non-unity default when
32730 (oacc_loop_fixed_partitions): Return mask of used partitions.
32731 (oacc_loop_auto_partitions): Emit dump info.
32732 (oacc_loop_partition): Return mask of used partitions.
32733 (execute_oacc_device_lower): Parse default dimension arg. Adjust
32734 loop partitioning and validation calls.
32736 2016-02-01 Richard Biener <rguenther@suse.de>
32738 PR middle-end/69556
32739 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
32741 2016-02-01 Richard Biener <rguenther@suse.de>
32743 PR tree-optimization/69574
32744 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
32745 of asserting return chrec_dont_know.
32747 2016-02-01 Martin Liska <mliska@suse.cz>
32749 * mem-stats-traits.h: Add copyright header.
32750 * mem-stats.h: Likewise.
32752 2016-02-01 Richard Biener <rguenther@suse.de>
32754 PR tree-optimization/69579
32755 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
32756 Do not propagate through abnormal PHI results.
32758 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
32760 * postreload.c (reload_cse_simplify): Remove dead code.
32762 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32764 PR rtl-optimization/69570
32765 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
32766 if there is more than one set, not if there is a single set.
32768 2016-02-01 Richard Henderson <rth@redhat.com>
32771 * combine.c (make_compound_operation): When looking through a
32772 subreg, make sure to re-extend to the width of the outer mode.
32774 2016-01-30 Jakub Jelinek <jakub@redhat.com>
32776 PR tree-optimization/69546
32777 * wide-int.cc (wi::divmod_internal): For unsigned division
32778 where both operands fit into uhwi, if o1 is 1 and o0 has
32779 msb set, if divident_prec is larger than bits per hwi,
32780 clear another quotient word and return 2 instead of 1.
32781 Similarly for remainder with msb in HWI set, if dividend_prec
32782 is larger than bits per hwi.
32784 2016-01-29 Martin Jambor <mjambor@suse.cz>
32786 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
32787 Use short lowercase names.
32788 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
32789 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
32790 acq_rel one. Protect warning agains segfaults if
32791 get_memory_order_name returns NULL.
32792 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
32793 with release semantics. Do not warn if get_memory_order already did.
32794 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
32795 semantics. Fix check for relaxed or acquire semantics. Do not warn
32796 if get_memory_order already did.
32798 2016-01-29 Sebastian Pop <s.pop@samsung.com>
32800 * doc/install.texi: Document that isl-0.16 is supported.
32802 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
32805 * config/i386/constraints.md (Bm): Describe as special memory
32807 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
32808 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32809 * genpreds.c (struct constraint_data): Add is_special_memory.
32810 (have_special_memory_constraints, special_memory_start): New
32812 (special_memory_end): Ditto.
32813 (add_constraint): Add new arg is_special_memory. Add code to
32814 process its true value. Update have_special_memory_constraints.
32815 (process_define_constraint): Pass the new arg.
32816 (process_define_register_constraint): Ditto.
32817 (choose_enum_order): Process special memory.
32818 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
32819 function insn_extra_special_memory_constraint.
32820 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32821 * gensupport.c (process_rtx): Process
32822 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32823 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
32824 * ira-lives.c (single_reg_class): Use
32825 insn_extra_special_memory_constraint.
32826 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
32827 * lra-constraints.c (process_alt_operands): Ditto.
32828 (curr_insn_transform): Use insn_extra_special_memory_constraint.
32829 * recog.c (asm_operand_ok, preprocess_constraints): Process
32831 * reload.c (find_reloads): Ditto.
32832 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
32833 * stmt.c (parse_input_constraint): Use
32834 insn_extra_special_memory_constraint.
32836 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32839 * lra-splill.c (lra_final_code_change): Revert r229087 by
32840 removing all sub-registers.
32842 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
32845 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
32847 2016-01-29 Jakub Jelinek <jakub@redhat.com>
32850 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
32851 SSE1, copy target into the temporary reg first before recursing
32854 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32856 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
32859 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32861 * ginclude/stdarg.h: Test __cplusplus instead of
32862 __GXX_EXPERIMENTAL_CXX0X__.
32864 2016-01-29 Richard Biener <rguenther@suse.de>
32866 PR tree-optimization/69547
32867 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
32868 Do not mark clobbers necessary.
32869 (mark_all_reaching_defs_necessary_1): Likewise.
32871 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32873 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
32874 declaration name with %qs and print it in both error messages.
32875 Also fix indentation.
32877 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32880 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
32881 trailing blank line from error message.
32883 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32886 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
32889 2016-01-29 Richard Biener <rguenther@suse.de>
32891 PR middle-end/69537
32892 * match.pd: Allow all integral types when simplifying a
32893 widening or sign-changing conversion.
32895 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32897 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
32898 back to setting codegen_error to fail codegen.
32900 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
32903 * config/i386/constraints.md (C): Only accept constant zero operand.
32904 (BC): New constraint.
32905 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
32906 instead of C constraint.
32907 * doc/md.texi (Machine Constraints): Update description
32910 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
32913 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
32915 2016-01-28 Jakub Jelinek <jakub@redhat.com>
32917 PR middle-end/69542
32918 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
32921 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
32923 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
32924 branches if using guessed profile.
32926 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
32928 * graphite-optimize-isl.c (optimize_isl): Fix dump.
32930 2016-01-28 Richard Henderson <rth@redhat.com>
32933 * config/aarch64/aarch64-modes.def (CC_Cmode): New
32934 * config/aarch64/aarch64-protos.h: Update.
32935 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
32936 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
32937 (aarch64_get_condition_code_1): Handle CC_Cmode.
32938 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
32939 (*add<mode>3_compareC_cconly_imm): New.
32940 (*add<mode>3_compareC_cconly): New.
32941 (*add<mode>3_compareC_imm): New.
32942 (add<mode>3_compareC): New.
32943 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
32944 to be first. Use aarch64_carry_operation.
32945 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
32946 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
32947 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
32948 (subti3): Use subdi3_compare1.
32949 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
32950 (sub<mode>3_compare1): New.
32951 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
32952 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
32953 (*subsi3_carryin_uxtw): Likewise.
32954 (*ngc<mode>, *ngcsi_uxtw): Likewise.
32955 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
32956 * config/aarch64/iterators.md (DWI): New.
32957 * config/aarch64/predicates.md (aarch64_carry_operation): New.
32958 (aarch64_borrow_operation): New.
32960 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
32962 * graphite-optimize-isl.c (optimize_isl): Print a different debug
32963 message when isl does not return a valid schedule.
32965 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32967 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
32968 Remove comments from class declarations: they are already in the code
32971 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32973 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
32975 (ternary_op_to_tree): Same.
32976 (unary_op_to_tree): Same.
32977 (nary_op_to_tree): Same.
32978 (gcc_expression_from_isl_expr_op): Same.
32979 (gcc_expression_from_isl_expression): Same.
32980 (graphite_create_new_loop): Same.
32981 (graphite_create_new_loop_guard): Same.
32982 (build_iv_mapping): Same.
32983 (graphite_create_new_guard): Same.
32984 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
32985 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
32987 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32989 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
32990 instead of setting codegen_error to fail codegen.
32992 2016-01-28 Jason Merrill <jason@redhat.com>
32994 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
32996 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32998 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32999 Remove CONST_INT_P check in CCMP cost calculation.
33001 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
33003 * config/aarch64/aarch64.c (generic_vector_cost):
33004 Set vec_permute_cost.
33005 (cortexa57_vector_cost): Likewise.
33006 (exynosm1_vector_cost): Likewise.
33007 (xgene1_vector_cost): Likewise.
33008 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
33009 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
33010 Add vec_permute_cost entry.
33012 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
33014 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
33016 (add<mode>3_compare0): Likewise.
33017 (addsi3_compare0_uxtw): Likewise.
33018 (add<mode>3nr_compare0): Likewise.
33019 (compare_neg<mode>): Likewise.
33020 (<optab><mode>3): Likewise.
33022 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
33024 * tree-vect-stmts.c (vectorizable_comparison): Add
33025 NULL check for vectype.
33027 2016-01-28 Richard Biener <rguenther@suse.de>
33029 PR tree-optimization/69466
33030 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
33031 Account for PHIs we couldn't duplicate.
33033 2016-01-28 Martin Liska <mliska@suse.cz>
33036 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
33037 instead of ENABLE_VALGRIND_CHECKING.
33039 2016-01-27 Richard Henderson <rth@redhat.com>
33042 * lra-remat.c (subreg_regs): New.
33043 (dump_candidates_and_remat_bb_data): Dump it.
33044 (operand_to_remat): Reject if operand in subreg_regs.
33045 (set_bb_regs): Collect subreg_regs.
33046 (lra_remat): Init and free subreg_regs. Compute
33047 calculate_local_reg_remat_bb_data before create_cands.
33049 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
33052 * config/i386/i386.c (ix86_update_stack_boundary): Don't
33053 change stack_alignment_needed for __tls_get_addr call.
33055 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
33057 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
33059 2016-01-27 Jeff Law <law@redhat.com>
33061 PR tree-optimization/68398
33062 PR tree-optimization/69196
33063 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
33064 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
33065 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
33066 Only count PHIs in the last block in the path. The others will
33067 const/copy propagate away. Add heuristic to allow more irreducible
33068 subloops to be created when it is likely profitable to do so.
33070 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
33071 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
33072 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
33074 2016-01-27 Jakub Jelinek <jakub@redhat.com>
33077 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
33078 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
33079 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
33080 * tree-streamer-in.c: Include asan.h.
33081 (streamer_get_builtin_tree): For builtins in sanitizer
33082 range call initialize_sanitizer_builtins and retry.
33084 2016-01-27 Ian Lance Taylor <iant@google.com>
33086 * common.opt (fkeep-gc-roots-live): New undocumented option.
33087 * tree-ssa-loop-ivopts.c (add_candidate_1): If
33088 -fkeep-gc-roots-live, skip pointers.
33089 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
33092 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
33095 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
33096 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
33098 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
33101 * configure.ac: NetBSD provides SSP in its C library.
33102 * configure: Updated.
33104 2016-01-27 Richard Biener <rguenther@suse.de>
33106 PR tree-optimization/69166
33107 * tree-vect-loop.c (vect_is_simple_reduction): Always check
33108 reduction code for commutativity / associativity.
33110 2016-01-27 Martin Jambor <mjambor@suse.cz>
33112 PR tree-optimization/69355
33113 * tree-sra.c (analyze_access_subtree): Correct hole detection when
33114 total_scalarization fails.
33116 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
33118 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
33121 2016-01-27 Christian Bruel <christian.bruel@st.com>
33124 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
33125 Move arm_reset_previous_fndecl and set_target_option_current_node in
33126 the conditional part. Call save_restore_target_globals.
33127 * config/arm/arm.c (arm_set_current_function):
33128 Refactor to better support #pragma target and attribute mix.
33129 Call save_restore_target_globals.
33130 * config/arm/arm-protos.h (save_restore_target_globals): New function.
33132 2016-01-27 Martin Liska <mliska@suse.cz>
33134 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
33135 reference for an HSA kernel and its host function.
33137 2016-01-27 Jakub Jelinek <jakub@redhat.com>
33139 PR tree-optimization/69399
33140 * wide-int.h (wi::lrshift): For larger precisions, only
33141 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
33143 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
33145 * config/arc/predicates.md (proper_comparison_operator): Reject
33146 constant-constant comparison.
33148 2016-01-26 Tom de Vries <tom@codesourcery.com>
33150 PR tree-optimization/69110
33151 * tree-data-ref.c (initialize_data_dependence_relation): Handle
33152 DR_NUM_DIMENSIONS == 0.
33154 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
33155 Sebastian Pop <s.pop@samsung.com>
33157 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
33158 isl_ast_op_cond and isl_ast_op_select.
33159 (gcc_expression_from_isl_expr_op): Same.
33161 2016-01-26 Jason Merrill <jason@redhat.com>
33164 * tree.c (recompute_constructor_flags): Split out from
33166 (verify_constructor_flags): New.
33167 * tree.h: Declare them.
33169 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
33171 PR rtl-optimization/69217
33172 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
33173 are no TYPE_FIELDS set for the record type.
33175 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33178 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
33179 toc_label_name unconditionally.
33180 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
33181 SYMBOL_REF string. Use toc_label_name instead of constructing
33183 (rs6000_elf_declare_function_name): Use toc_label_name instead of
33184 constructing LCTOC1.
33186 2016-01-26 Martin Sebor <msebor@redhat.com>
33189 * doc/extend.texi (Common Type Attributes): Move text that talks about
33190 attribute packed from attribute aligned to the section discussing
33191 the former attribute for clarity.
33193 2016-01-26 Richard Henderson <rth@redhat.com>
33195 PR middle-end/60908
33196 * trans-mem.c (tm_region_init): Mark entry block as visited.
33198 2016-01-26 David Malcolm <dmalcolm@redhat.com>
33201 * diagnostic-show-locus.c (layout::print_source_line): Replace
33202 call to pp_newline with call to layout::print_newline.
33203 (layout::print_annotation_line): Likewise.
33204 (layout::move_to_column): Likewise.
33205 (layout::print_any_fixits): After printing any fixits, print a
33206 trailing newline, if necessary.
33207 (layout::print_newline): New method, resetting any colorization
33209 (diagnostic_show_locus): Move the pp_newline to before the
33210 early bailout. Remove dummy block enclosing the layout instance.
33211 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
33212 of pp_newline_and_flush with pp_flush.
33213 (diagnostic_append_note): Delete use of pp_newline.
33214 (diagnostic_append_note_at_rich_loc): Delete.
33215 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
33216 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
33217 when newline characters are added to the buffer.
33219 2016-01-26 Michael Matz <matz@suse.de>
33221 * configure.ac (ac_cv_std_swap_in_utility): New test.
33222 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
33223 * configure: Regenerate.
33224 * config.in: Regenerate.
33226 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
33228 * config/arc/arc.md (cstoresi4): Force operand into register.
33229 (arcset<code>): Fix predicate.
33230 (arcsetltu): Likewise.
33231 (arcsetgeu): Likewise.
33232 (arcsethi): Likewise.
33233 (arcsetls): Likewise.
33235 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33237 PR tree-optimization/69483
33238 * gimple-fold.c (canonicalize_constructor_val): Return NULL
33239 if base has error_mark_node type.
33241 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
33244 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
33245 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
33247 (vget_lane_f16): Handle big-endian.
33248 (vgetq_lane_f16): Likewise.
33249 (vset_lane_f16): Likewise.
33250 (vsetq_lane_f16): Likewise.
33251 * config/arm/iterators.md (VQXMOV): Add V8HF.
33252 (VDQ): Add V4HF and V8HF.
33253 (V_reg): Handle V4HF and V8HF.
33254 (Is_float_mode): Likewise.
33255 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
33256 neon_vdup_nv8hf): New patterns.
33257 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
33258 Use VD_LANE iterator.
33259 (neon_vld1_dup<mode>): Use VQ2 iterator.
33261 2016-01-26 Nathan Sidwell <nathan@acm.org>
33263 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
33264 (set_oacc_fn_attrib): Add IS_KERNEL arg.
33265 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
33266 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
33267 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
33268 (oacc_validate_dims): Add LEVEL arg, don't return level.
33269 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
33270 oacc_validate_dims.
33271 (execute_oacc_device_lower): Adjust, add more dump output.
33272 * tree-ssa-loop.c (gate_oacc_kernels): Use
33273 oacc_fn_attrib_kernels_p.
33274 * tree-parloops.c (create_parallel_loop): Adjust
33275 set_oacc_fn_attrib call.
33277 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33280 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
33281 (append_compiler_options): Handle -fcilkplus.
33282 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
33284 2016-01-26 Nick Clifton <nickc@redhat.com>
33287 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
33288 been marked as DECL_ONE_ONLY but we do not the means to make it
33289 so, then do not allow it to bind locally.
33291 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33294 * opts.h (parse_sanitizer_options): New prototype.
33295 * opts.c (sanitizer_opts): New array.
33296 (parse_sanitizer_options): New function.
33297 (common_handle_option): Use parse_sanitizer_options.
33299 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
33302 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
33303 alignment adjustment to ...
33304 (ix86_update_stack_boundary): Here. Don't over-align stack for
33306 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
33307 if __tls_get_addr is called.
33309 2016-01-26 Christian Bruel <christian.bruel@st.com>
33311 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
33313 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
33315 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
33317 2016-01-26 Richard Biener <rguenther@suse.de>
33319 PR middle-end/69467
33320 * match.pd: Guard X * CST CMP 0 pattern with single_use.
33322 2016-01-26 Richard Biener <rguenther@suse.de>
33324 PR tree-optimization/69452
33325 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
33326 (move_computations_dom_walker::before_dom_children): Rename
33328 (move_computations_worker): This.
33329 (move_computations): Perform an RPO rather than a DOM walk.
33331 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33334 * combine.c (combine_instructions): For REG_EQUAL note with
33335 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
33336 to the underlying register.
33337 * doc/rtl.texi (REG_EQUAL): Document the behavior of
33338 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
33340 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
33343 * config/aarch64/aarch64-builtins.c
33344 (aarch64_init_simd_builtin_types): Do not set structural
33345 equality to __Poly{8,16,64,128}_t types.
33347 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
33349 PR tree-optimization/69400
33350 * wide-int.cc (wi_pack): Take the precision as argument and
33351 perform canonicalization here rather than in the callers.
33352 Use the main loop to handle all full-width HWIs. Add a
33353 zero HWI if in_len isn't a full result.
33354 (wi::divmod_internal): Update accordingly.
33355 (wi::mul_internal): Likewise. Simplify.
33357 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
33358 Sebastian Pop <s.pop@samsung.com>
33360 * graphite-poly.c (apply_poly_transforms): Simplify.
33361 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
33362 (print_isl_map): Same.
33363 (print_isl_union_map): Same.
33364 (print_isl_schedule): New.
33365 (debug_isl_schedule): New.
33366 * graphite-dependences.c (scop_get_reads): Do not call
33367 isl_union_map_add_map that is undocumented isl functionality.
33368 (scop_get_must_writes): Same.
33369 (scop_get_may_writes): Same.
33370 (scop_get_original_schedule): Remove.
33371 (scop_get_dependences): Do not call isl_union_map_compute_flow that
33372 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
33373 (compute_deps): Remove.
33374 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
33375 (debug_schedule_ast): New.
33376 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
33377 set_separate_option.
33378 (graphite_regenerate_ast_isl): Add dump.
33379 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
33380 from scop->transformed_schedule.
33381 (graphite_regenerate_ast_isl): Add more dump.
33382 * graphite-optimize-isl.c (optimize_isl): Set
33383 scop->transformed_schedule. Check whether schedules are equal.
33384 (apply_poly_transforms): Move here.
33385 * graphite-poly.c (apply_poly_transforms): ... from here.
33386 (free_poly_bb): Static.
33387 (free_scop): Static.
33388 (pbb_number_of_iterations_at_time): Remove.
33389 (print_isl_ast): New.
33390 (debug_isl_ast): New.
33391 (debug_scop_pbb): New.
33392 * graphite-scop-detection.c (print_edge): Move.
33393 (print_sese): Move.
33394 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
33395 (build_scop_scattering): Remove.
33396 (create_pw_aff_from_tree): Assert instead of bailing out.
33397 (add_condition_to_pbb): Remove unused code, do not fail.
33398 (add_conditions_to_domain): Same.
33399 (add_conditions_to_constraints): Remove.
33400 (build_scop_context): New.
33401 (add_iter_domain_dimension): New.
33402 (build_iteration_domains): Initialize pbb->iterators.
33403 Call add_conditions_to_domain.
33406 (index_outermost_in_loop): New.
33407 (index_pbb_in_loop): New.
33408 (outermost_pbb_in): New.
33409 (add_in_sequence): New.
33410 (add_outer_projection): New.
33411 (outer_projection_mupa): New.
33412 (add_loop_schedule): New.
33413 (build_schedule_pbb): New.
33414 (build_schedule_loop): New.
33415 (embed_in_surrounding_loops): New.
33416 (build_schedule_loop_nest): New.
33417 (build_original_schedule): New.
33418 (build_poly_scop): Call build_original_schedule.
33419 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
33420 (free_poly_dr): Remove.
33421 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
33422 (free_poly_bb): Remove.
33423 (debug_loop_vec): Remove.
33424 (print_isl_ast): Declare.
33425 (debug_isl_ast): Declare.
33426 (scop_do_interchange): Remove.
33427 (scop_do_strip_mine): Remove.
33428 (scop_do_block): Remove.
33429 (flatten_all_loops): Remove.
33430 (optimize_isl): Remove.
33431 (pbb_number_of_iterations_at_time): Remove.
33432 (debug_scop_pbb): Declare.
33433 (print_schedule_ast): Declare.
33434 (debug_schedule_ast): Declare.
33435 (struct scop): Remove schedule. Add original_schedule,
33436 transformed_schedule.
33437 (free_gimple_poly_bb): Remove.
33438 (print_generated_program): Remove.
33439 (debug_generated_program): Remove.
33440 (unify_scattering_dimensions): Remove.
33441 * sese.c (print_edge): ... here.
33442 (print_sese): ... here.
33443 (debug_edge): ... here.
33444 (debug_sese): ... here.
33445 * sese.h (print_edge): Declare.
33446 (print_sese): Declare.
33447 (dump_edge): Declare.
33448 (dump_sese): Declare.
33450 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
33451 Sebastian Pop <s.pop@samsung.com>
33453 * Makefile.in: Set ISLVER in site.exp.
33455 2016-01-25 Jakub Jelinek <jakub@redhat.com>
33457 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
33458 DECL_VALUE_EXPR of new_var even for the non-array case. Look
33459 through DECL_VALUE_EXPR for expansion.
33461 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
33463 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
33464 the frame info after reload completed.
33466 2016-01-25 Jeff Law <law@redhat.com>
33468 PR tree-optimization/69196
33469 PR tree-optimization/68398
33470 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
33471 tree-ssa-threadupdate.c.
33472 (determine_bb_domination_status): Prototype
33473 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
33474 (determine_bb_domination_status): No longer static.
33475 (valid_jump_thread_path): Remove code to detect characteristics
33476 of the jump thread path not associated with correctness.
33477 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
33478 Correct test for thread path length. Count PHIs for real operands as
33479 statements that need to be copied. Do not count ASSERT_EXPRs.
33480 Look at all the blocks in the thread path. Compute and selectively
33481 filter thread paths based on threading through the latch, threading
33482 a multiway branch or crossing a multiway branch.
33484 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33486 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
33487 decl with __attribute__ ((unused)) annotation.
33489 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
33492 * tree-vect-stmts.c (vectorizable_condition): Check vectype
33493 of operands is compatible with a statement vectype.
33495 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
33497 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
33498 improve wording for mixed storage order support.
33500 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
33502 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
33503 (vcvt_u64_f64): Likewise.
33504 (vcvta_s64_f64): Likewise.
33505 (vcvta_u64_f64): Likewise.
33506 (vcvtm_s64_f64): Likewise.
33507 (vcvtm_u64_f64): Likewise.
33508 (vcvtn_s64_f64): Likewise.
33509 (vcvtn_u64_f64): Likewise.
33510 (vcvtp_s64_f64): Likewise.
33511 (vcvtp_u64_f64): Likewise.
33513 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
33515 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
33516 (arc_init): Check validity mll64 option.
33517 (arc_save_restore): Use double load/store instruction.
33518 (arc_expand_movmem): Likewise.
33519 (arc_split_move): Don't split if we have double load/store
33520 instructions. Returns a boolean.
33521 (arc_process_double_reg_moves): Change function to return boolean
33522 instead of a sequence of instructions.
33523 (arc_dwarf_register_span): New function.
33524 * config/arc/arc-protos.h (arc_split_move): Change prototype.
33525 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
33526 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
33527 (*movdf_insn): Likewise.
33528 * config/arc/arc.opt (mll64): New option.
33529 * config/arc/predicates.md (even_register_operand): New predicate.
33530 * doc/invoke.texi (ARC Options): Add mll64 documentation.
33532 2016-01-25 Richard Biener <rguenther@suse.de>
33535 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
33536 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
33538 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
33540 2016-01-25 Richard Biener <rguenther@suse.de>
33542 PR tree-optimization/69376
33543 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
33545 (VN_INFO_ANTI_RANGE_P): New inline.
33546 (VN_INFO_RANGE_TYPE): Likewise.
33547 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
33548 SSA_NAME_ANTI_RANGE_P.
33549 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
33550 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
33551 Properly query VN_INFO_RANGE_TYPE.
33553 2016-01-25 Nick Clifton <nickc@redhat.com>
33556 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
33558 2016-01-23 Tom de Vries <tom@codesourcery.com>
33560 PR tree-optimization/69426
33561 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
33564 2016-01-23 Jakub Jelinek <jakub@redhat.com>
33566 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
33567 "the the" with "the" in the comments.
33568 * ipa-devirt.c (build_type_inheritance_graph,
33569 update_type_inheritance_graph): Likewise.
33570 * tree.c (build_function_type_list_1): Likewise.
33571 * cfgloopmanip.c (scale_loop_profile): Likewise.
33572 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
33573 * gimple-ssa-split-paths.c
33574 (find_block_to_duplicate_for_splitting_paths): Likewise.
33575 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
33576 * expr.c (convert_move): Likewise.
33577 * var-tracking.c (vt_stack_adjustments): Likewise.
33578 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
33579 * tree-vrp.c (test_for_singularity): Likewise.
33581 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
33582 directly instead of building a temporary tree.
33585 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
33586 remove <algorithm> include.
33588 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33591 * config/i386/i386.c: Include dojump.h.
33592 (expand_small_movmem_or_setmem,
33593 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
33595 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
33596 if dynamic_check != -1.
33598 2016-01-21 Jeff Law <law@redhat.com>
33600 PR middle-end/69347
33601 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
33602 record_temporary_equivalences. Rewritten to avoid unnecessary calls
33603 into dominated_by_p.
33604 (cprop_into_successor_phis): Avoid unnecessary tests.
33606 2016-01-22 Richard Henderson <rth@redhat.com>
33609 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
33610 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
33612 2016-01-22 Michael Matz <matz@suse.de>
33614 * system.h (string, algorithm): Include only conditionally.
33615 (new): Include always under C++.
33616 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
33617 * final.c (toplevel): Ditto.
33618 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
33619 * genconditions.c (write_header): Make gencondmd.c define
33621 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
33623 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
33624 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
33626 2016-01-22 Christian Bruel <christian.bruel@st.com>
33629 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
33631 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33634 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
33635 define_insn_and_split. Ensure operands[1] and operands[0] do not
33636 get assigned the same register.
33638 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
33640 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
33642 2016-01-22 Christian Bruel <christian.bruel@st.com>
33644 * config/arm/arm-c.c (arm_pragma_target_parse):
33645 Remove warn_builtin_macro_redefined overwrite.
33647 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33649 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
33650 flag_non_call_exceptions compatibility.
33652 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33655 * dwarf2out.c (add_child_die_after): New function.
33656 (dwarf_qual_info_t): New type.
33657 (dwarf_qual_info): New variable.
33658 (qualified_die_p): New function.
33659 (modified_type_die): For -fdebug-types-section, ensure
33660 canonical order of qualifiers. Put qualified DIEs adjacent
33661 to the corresponding non-qualified type DIE and search there
33662 for existing qualified DIEs.
33664 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33666 * doc/extend.texi (scalar_storage_order type attribute): Document
33667 restriction on type punning and aliasing, and remove future tense.
33669 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
33672 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
33675 2016-01-21 Jeff Law <law@redhat.com>
33677 PR middle-end/69347
33678 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
33679 useless call to record_temporary_equivalences.
33680 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
33681 allocate 10 slots in the bb_path vector and let it grow as needed.
33682 (fsm_find_control_statement_thread_paths): Similarly for the next_path
33685 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33687 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
33689 * configure: Regenerate.
33691 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
33693 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
33694 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
33696 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
33698 PR middle-end/66178
33699 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
33700 drop EXPAND_INITIALIZER.
33701 * rtl.h (contains_symbolic_reference_p): Declare.
33702 * rtlanal.c (contains_symbolic_reference_p): New function.
33703 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
33704 a subtraction into a NOT if symbolic constants are involved.
33706 2016-01-21 Anton Blanchard <anton@samba.org>
33707 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33710 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
33712 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
33715 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33717 * config/microblaze/microblaze.c
33718 (get_branch_target): New.
33719 (insert_wic_for_ilb_runout): New.
33721 (microblaze_machine_dependent_reorg): New.
33722 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
33723 * config/microblaze/microblaze.md
33724 (UNSPEC_IPREFETCH): Define.
33725 (iprefetch): New pattern
33726 * config/microblaze/microblaze.opt
33727 (mxl-prefetch): New flag.
33729 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33731 * config/microblaze/microblaze.h
33732 (FIXED_REGISTERS): Update in macro.
33733 (CALL_USED_REGISTERS): Update in macro.
33735 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
33737 PR rtl-optimization/68920
33738 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
33741 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
33743 PR rtl-optimization/68990
33744 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
33745 pseudo instead of inheritance ones.
33747 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
33748 Nick Clifton <nickc@redhat.com>
33752 * config/mips/mips.c (mips_compute_frame_info): Initialise
33753 args_size and hard_frame_pointer_offset fields of the frame
33754 structure before calling mips_global_pointer.
33756 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33758 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
33760 * configure: Regenerate.
33762 2016-01-21 Richard Biener <rguenther@suse.de>
33764 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
33766 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33768 * config/s390/s390.c (s390_asm_declare_function_size): Add code
33769 to actually emit the .size directive.
33771 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
33772 Jakub Jelinek <jakub@redhat.com>
33776 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
33777 args array size by one to avoid buffer overflow.
33779 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33781 * config/s390/s390.md (pool_section_start): Use switch_to_section
33782 to select proper read-only data section instead of hardcoding
33784 (pool_section_end): Use switch_to_section to match the above.
33786 2016-01-21 Richard Biener <rguenther@suse.de>
33788 PR tree-optimization/69378
33789 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
33790 (set_ssa_val_to): Use it for dominance checks taking into
33791 account not executable edges.
33793 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33796 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
33797 for bitsize instead of GET_MODE_PRECISION (mode).
33799 2016-01-20 Martin Sebor <msebor@redhat.com>
33802 * extend.texi (__sync Builtins): Clarify the semantics of
33803 __sync_fetch_and_OP built-ins on pointers.
33804 (__atomic Builtins): Same.
33806 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33807 Sebastian Pop <s.pop@samsung.com>
33809 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
33810 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
33811 (is_valid_rename): Same.
33812 (translate_isl_ast_to_gimple::get_rename): Same.
33813 (translate_isl_ast_to_gimple::rename_all_uses): Same.
33814 (translate_isl_ast_to_gimple::rename_uses): Same.
33815 (get_new_name): Check for close_phi nodes.
33816 (copy_loop_phi_args): Use phi_node_kind.
33817 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
33818 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
33820 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33821 Sebastian Pop <s.pop@samsung.com>
33823 Revert commit r229783.
33824 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
33825 Remove use of parameter_rename_map.
33826 (copy_def): Remove.
33827 (copy_internal_parameters): Remove.
33828 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
33829 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
33830 (free_sese_info): Do not free parameter_rename_map.
33831 (set_rename): Do not use parameter_rename_map.
33832 (rename_uses): Update call to set_rename.
33833 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
33834 * sese.h (parameter_rename_map_t): Remove.
33835 (struct sese_info_t): Remove field parameter_rename_map.
33837 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33838 Sebastian Pop <s.pop@samsung.com>
33840 * graphite-isl-ast-to-gimple.c: Fix comment.
33841 * graphite-scop-detection.c (defined_in_loop_p): New.
33842 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
33843 names defined in loop.
33845 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33846 Sebastian Pop <s.pop@samsung.com>
33848 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
33849 Discard unstructured if-then-else regions.
33851 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33852 Sebastian Pop <s.pop@samsung.com>
33854 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
33855 (cleanup_loop_iter_dom): Remove.
33856 (build_loop_iteration_domains): Remove.
33857 (build_scop_context): Remove.
33858 (build_scop_iteration_domain): Remove.
33859 (add_loop_constraints): New.
33860 (build_iteration_domains): New.
33861 (build_poly_scop): Call build_iteration_domains.
33863 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33864 Sebastian Pop <s.pop@samsung.com>
33866 * graphite-scop-detection.c
33867 (scop_detection::harmful_loop_in_region): Free dom and loops.
33868 (scop_detection::loop_body_is_valid_scop): Free bbs.
33870 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33871 Sebastian Pop <s.pop@samsung.com>
33873 * graphite-scop-detection.c (record_loop_in_sese): New.
33874 (gather_bbs::before_dom_children): Call record_loop_in_sese.
33875 (build_scops): Remove call to build_sese_loop_nests.
33876 * sese.c (sese_record_loop): Remove.
33877 (build_sese_loop_nests): Remove.
33878 (new_sese_info): Remove region->loops.
33879 (free_sese_info): Same.
33880 * sese.h (sese_contains_loop): Same.
33881 (build_sese_loop_nests): Remove.
33882 (sese_contains_loop): Remove.
33884 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33885 Sebastian Pop <s.pop@samsung.com>
33887 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
33888 loop_is_valid_in_scop.
33889 (scop_detection::harmful_stmt_in_region): Renamed
33890 harmful_loop_in_region.
33891 Call loop_is_valid_in_scop.
33893 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33894 Sebastian Pop <s.pop@samsung.com>
33896 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
33899 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33900 Sebastian Pop <s.pop@samsung.com>
33902 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
33903 * graphite.h (struct poly_bb): Remove field is_reduction.
33904 (PBB_IS_REDUCTION): Remove.
33906 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33907 Sebastian Pop <s.pop@samsung.com>
33909 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
33910 (add_pdr_constraints): Same.
33911 (scop_get_reads): Same.
33912 (scop_get_must_writes): Same.
33913 (scop_get_may_writes): Same.
33914 (scop_get_original_schedule): Same.
33915 (extend_schedule): Same.
33916 (apply_schedule_on_deps): Same.
33917 (carries_deps): Same.
33918 (compute_deps): Same.
33919 (scop_get_dependences): Same.
33920 * graphite-isl-ast-to-gimple.c
33921 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
33922 * graphite-optimize-isl.c (get_schedule_for_band): Same.
33923 (get_schedule_for_band_list): Same.
33924 (get_schedule_map): Same.
33925 (apply_schedule_map_to_scop): Same.
33926 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
33927 (build_loop_iteration_domains): Same.
33928 (add_condition_to_pbb): Same.
33929 (add_param_constraints): Same.
33930 (pdr_add_memory_accesses): Same.
33931 (pdr_add_data_dimensions): Same.
33933 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
33935 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
33938 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
33940 * common.opt (feliminate-dwarf2-dups): Replace references to
33941 "DWARF 2" with just "DWARF".
33942 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
33943 * doc/extend.texi: Likewise.
33944 * doc/cpp.texi: Likewise.
33945 * doc/invoke.texi: Likewise.
33946 (Option Summary): Add -gdwarf to list of Debugging Options.
33947 (Debugging Options): Document -gdwarf.
33948 * doc/contrib.texi: Spell "DWARF" like that.
33950 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33952 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
33953 warning. Fix up formatting.
33955 PR middle-end/67653
33956 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
33957 attempt to mark memory input operand addressable and
33958 call prepare_gimple_addressable in that case. Don't adjust
33959 input_location for diagnostics, use error_at instead.
33961 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
33963 * config/rs6000/ppc-auxv.h: New file.
33964 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
33965 (cpu_is): Likewise.
33966 (cpu_supports): Likewise.
33967 * config/rs6000/rs6000.c: include "ppc-auxv.h".
33968 (cpu_is_info): New variable.
33969 (cpu_supports_info): Likewise.
33970 (tcb_verification_symbol): Likewise.
33971 (cpu_builtin_p): Likewise.
33972 (cpu_expand_builtin): New function.
33973 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
33974 (rs6000_init_builtins): Likewise.
33975 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
33976 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
33977 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
33978 * configure: Regenerate.
33979 * config.in: Likewise.
33980 * doc/extend.texi (PowerPC Built-in Functions): Document
33981 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
33983 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
33986 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
33988 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
33991 2016-01-20 Richard Henderson <rth@redhat.com>
33997 * tree.c (tm_define_builtin): New.
33998 (find_tm_vector_type): New.
33999 (build_tm_vector_builtins): New.
34000 (build_common_builtin_nodes): Call it.
34002 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
34004 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
34005 (arm_fp_ok): Likewise.
34006 (arm_fp): Likewise.
34007 (arm_crypto): Likewise.
34009 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
34010 Richard Biener <rguenther@suse.de>
34012 PR tree-optimization/69328
34013 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
34014 vectors have same number of elements.
34015 (vectorizable_condition): Fix masked version recognition.
34017 2016-01-20 Richard Biener <rguenther@suse.de>
34019 PR tree-optimization/69345
34020 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
34021 (VN_INFO_PTR_INFO): Likewise.
34022 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
34023 info when it is equal between non-dominating SSA names.
34024 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
34025 Make sure to look at original SSA infos.
34027 2016-01-20 Jeff Law <law@redhat.com>
34030 * config/m68k/predicates.md (pow2_m1_operand): New predicate
34032 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
34033 (pc_or_label_operand): New predicate.
34034 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
34035 tests for small integers that are 2^n - 1.
34037 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
34039 * doc/invoke.texi (Options Summary): Add '.' after @xref.
34041 2016-01-19 Jeff Law <law@redhat.com>
34043 PR middle-end/69347
34044 * tree-ssa-threadbackwards.c
34045 (fsm_find_control_statement_thread_paths): Do not try to lookup
34046 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
34048 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
34050 * doc/lto.texi: Remove text that says only Gold has linker plugin
34053 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
34055 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
34056 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
34057 the DIE accordingly.
34058 (modified_type_die): Add REVERSE parameter and pass it recursively,
34059 as well as to base_type_die. Adjust presence check accordingly.
34060 (base_type_for_mode): Adjust call to modified_type_die.
34061 (add_type_attribute): Add REVERSE parameter and pass it to
34063 (generic_parameter_die): Adjust call to add_type_attribute.
34064 (add_scalar_info): Likewise.
34065 (add_subscript_info): Likewise.
34066 (gen_array_type_die): Likewise.
34067 (gen_descr_array_type_die): Likewise.
34068 (gen_entry_point_die): Likewise.
34069 (gen_enumeration_type_die): Likewise.
34070 (gen_formal_parameter_die): Likewise.
34071 (gen_subprogram_die): Likewise.
34072 (gen_variable_die ): Likewise.
34073 (gen_const_die): Likewise.
34074 (gen_field_die): Likewise.
34075 (gen_pointer_type_die): Likewise.
34076 (gen_reference_type_die): Likewise.
34077 (gen_ptr_to_mbr_type_die): Likewise.
34078 (gen_inheritance_die): Likewise.
34079 (gen_subroutine_type_die): Likewise.
34080 (gen_typedef_die): Likewise.
34081 (force_type_die): Adjust call to modified_type_die.
34083 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
34085 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
34086 flow throughout the file. Fix broken link to Objective-C 2.0
34088 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
34091 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34093 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
34095 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34098 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
34099 (maybe_record_node): Record cxa_pure_virtual as the only possible
34100 target if there are not ohter candidates.
34101 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
34103 2016-01-19 Richard Biener <rguenther@suse.de>
34105 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
34106 (get_memory_order): Likewise.
34108 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
34110 * tree-vect-stmts.c (vectorizable_store): Check
34113 2016-01-19 David Malcolm <dmalcolm@redhat.com>
34116 * gcc.c (driver::decode_argv): Add call to
34117 init_opts_obstack before init_options_struct.
34118 * opts.c (init_opts_obstack): Remove idempotency.
34119 (init_options_struct): Replace call to init_opts_obstack
34120 with a gcc_assert to verify that it has already been called.
34121 * toplev.c (toplev::main): Add call to init_opts_obstack before
34122 calls to init_options_struct.
34123 (toplev::finalize): Move cleanup of opts_obstack next to
34124 cleanup of save_decoded_options, clearing the latter, and
34125 save_decoded_options_count.
34127 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34130 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
34131 attribute to unconditional. Remove %? from output template.
34133 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34134 Jiong Wang <jiong.wang@arm.com>
34136 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
34137 generated from different expand order.
34139 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34141 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
34142 Add support for CCMP costing.
34144 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34146 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
34147 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
34148 (fccmpe<mode>): Likewise.
34149 (fcmp): Rename to fcmp and globalize pattern.
34151 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
34152 (aarch64_gen_ccmp_next): Add FP support.
34154 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34156 * target.def (gen_ccmp_first): Update documentation.
34157 (gen_ccmp_next): Likewise.
34158 * doc/tm.texi (gen_ccmp_first): Update documentation.
34159 (gen_ccmp_next): Likewise.
34160 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
34161 expand_ccmp_expr_1. Improve comments.
34162 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
34163 (ccmp_ior<mode>): Remove pattern.
34164 (cmp<mode>): Remove expand.
34165 (cmp): Globalize pattern.
34166 (cstorecc4): Use cc_register.
34167 (mov<mode>cc): Remove ccmp_cc_register check.
34168 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
34169 Simplify after removal of CC_DNE/* modes.
34170 (aarch64_ccmp_mode_to_code): Remove.
34171 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
34172 In 'k' case use integer as condition.
34173 (aarch64_nzcv_codes): Remove inverted cases.
34174 (aarch64_code_to_ccmode): Remove.
34175 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
34176 comparison with CC register to be used in folowing CCMP/branch/CSEL.
34177 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
34178 pattern. Return the comparison with CC register. Invert conditions
34179 when bitcode is OR.
34180 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
34181 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
34183 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34185 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
34186 instrumented_version.
34188 2016-01-19 Richard Biener <rguenther@suse.de>
34190 PR tree-optimization/69336
34191 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
34192 handled components with get_ref_base_and_extent.
34193 (equal_mem_array_ref_p): Adjust.
34195 2016-01-19 Jakub Jelinek <jakub@redhat.com>
34198 * shrink-wrap.c: Include valtrack.h.
34199 (move_insn_for_shrink_wrap): Add DEBUG argument. If
34200 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
34201 in between insn and where it will be moved to. Call
34202 dead_debug_insert_temp.
34203 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
34204 first and dead_debug_local_finish at the end.
34205 For uses and defs bitmap, handle all regs in between REGNO and
34206 END_REGNO, not just the first one.
34208 2016-01-19 Richard Biener <rguenther@suse.de>
34210 PR tree-optimization/69352
34211 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
34212 (equal_mem_array_ref_p): Constrain size and max size properly.
34213 Compare the reverse flag.
34215 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
34217 * ira.c (ira): Update regstat data if we deleted insns.
34219 2016-01-19 Jakub Jelinek <jakub@redhat.com>
34221 PR rtl-optimization/68955
34222 PR rtl-optimization/64557
34223 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
34224 here. Fix up formatting.
34225 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
34227 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34230 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
34231 assume that the node has body.
34232 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
34235 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34237 * lto-streamer-out.c (lto_output): Do not stream instrumentation
34240 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34242 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
34243 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
34245 2016-01-19 Martin Jambor <mjambor@suse.cz>
34246 Martin Liska <mliska@suse.cz>
34247 Michael Matz <matz@suse.de>
34249 * Makefile.in (OBJS): Add new source files.
34250 (GTFILES): Add hsa.c.
34251 * common.opt (disable_hsa): New variable.
34252 (-Whsa): New warning.
34253 * config.in (ENABLE_HSA): New.
34254 * configure.ac: Treat hsa differently from other accelerators.
34255 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
34256 $enable_offloading.
34257 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
34258 * doc/install.texi (Configuration): Document --with-hsa-runtime,
34259 --with-hsa-runtime-include, --with-hsa-runtime-lib and
34260 --with-hsa-kmt-lib.
34261 * doc/invoke.texi (-Whsa): Document.
34262 (hsa-gen-debug-stores): Likewise.
34263 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
34264 to invoke offload compiler for hsa acclerator.
34265 * opts.c (common_handle_option): Determine whether HSA offloading
34266 should be performed.
34267 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
34268 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
34269 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
34270 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
34271 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
34272 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
34273 GF_OMP_FOR_KIND_GRID_LOOP.
34274 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
34275 (pp_gimple_stmt_1): Likewise.
34276 * gimple-walk.c (walk_gimple_stmt): Likewise.
34277 * gimple.c (gimple_build_omp_grid_body): New function.
34278 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
34279 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
34280 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
34281 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
34282 GF_OMP_TEAMS_GRID_PHONY.
34283 (gimple_statement_omp_single_layout): Updated comments.
34284 (gimple_build_omp_grid_body): New function.
34285 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
34286 (gimple_omp_for_grid_phony): New function.
34287 (gimple_omp_for_set_grid_phony): Likewise.
34288 (gimple_omp_parallel_grid_phony): Likewise.
34289 (gimple_omp_parallel_set_grid_phony): Likewise.
34290 (gimple_omp_teams_grid_phony): Likewise.
34291 (gimple_omp_teams_set_grid_phony): Likewise.
34292 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
34293 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
34294 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
34295 (BUILT_IN_GOMP_TARGET): Updated type.
34296 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
34297 (adjust_for_condition): New function.
34298 (get_omp_for_step_from_incr): Likewise.
34299 (extract_omp_for_data): Moved parts to adjust_for_condition and
34300 get_omp_for_step_from_incr.
34301 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
34302 (fixup_child_record_type): Bail out if receiver_decl is NULL.
34303 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
34304 (scan_omp_parallel): Do not create child functions for phony
34306 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
34307 (scan_omp_1_op): Checking assert we are not remapping to
34308 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
34309 (parallel_needs_hsa_kernel_p): New function.
34310 (expand_parallel_call): Register apprpriate parallel child
34311 functions as HSA kernels.
34312 (grid_launch_attributes_trees): New type.
34313 (grid_attr_trees): New variable.
34314 (grid_create_kernel_launch_attr_types): New function.
34315 (grid_insert_store_range_dim): Likewise.
34316 (grid_get_kernel_launch_attributes): Likewise.
34317 (get_target_argument_identifier_1): Likewise.
34318 (get_target_argument_identifier): Likewise.
34319 (get_target_argument_value): Likewise.
34320 (push_target_argument_according_to_value): Likewise.
34321 (get_target_arguments): Likewise.
34322 (expand_omp_target): Call get_target_arguments instead of looking
34323 up for teams and thread limit.
34324 (grid_expand_omp_for_loop): New function.
34325 (grid_arg_decl_map): New type.
34326 (grid_remap_kernel_arg_accesses): New function.
34327 (grid_expand_target_kernel_body): New function.
34328 (expand_omp): Call it.
34329 (lower_omp_for): Do not emit phony constructs.
34330 (lower_omp_taskreg): Do not emit phony constructs but create for them
34331 a temporary variable receiver_decl.
34332 (lower_omp_taskreg): Do not emit phony constructs.
34333 (lower_omp_teams): Likewise.
34334 (lower_omp_grid_body): New function.
34335 (lower_omp_1): Call it.
34336 (grid_reg_assignment_to_local_var_p): New function.
34337 (grid_seq_only_contains_local_assignments): Likewise.
34338 (grid_find_single_omp_among_assignments_1): Likewise.
34339 (grid_find_single_omp_among_assignments): Likewise.
34340 (grid_find_ungridifiable_statement): Likewise.
34341 (grid_target_follows_gridifiable_pattern): Likewise.
34342 (grid_remap_prebody_decls): Likewise.
34343 (grid_copy_leading_local_assignments): Likewise.
34344 (grid_process_kernel_body_copy): Likewise.
34345 (grid_attempt_target_gridification): Likewise.
34346 (grid_gridify_all_targets_stmt): Likewise.
34347 (grid_gridify_all_targets): Likewise.
34348 (execute_lower_omp): Call grid_gridify_all_targets.
34349 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
34350 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
34351 (tree_omp_clause): Added union field dimension.
34352 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
34353 * tree.c (omp_clause_num_ops): Added number of arguments of
34354 OMP_CLAUSE__GRIDDIM_.
34355 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
34356 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
34357 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
34358 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
34359 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
34360 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
34361 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
34362 * tree-pass.h (make_pass_gen_hsail): Declare.
34363 (make_pass_ipa_hsa): Likewise.
34364 * ipa-hsa.c: New file.
34365 * lto-section-in.c (lto_section_name): Add hsa section name.
34366 * lto-streamer.h (lto_section_type): Add hsa section.
34367 * timevar.def (TV_IPA_HSA): New.
34368 * hsa-brig-format.h: New file.
34369 * hsa-brig.c: New file.
34370 * hsa-dump.c: Likewise.
34371 * hsa-gen.c: Likewise.
34374 * toplev.c (compile_file): Call hsa_output_brig.
34375 * hsa-regalloc.c: New file.
34377 2016-01-18 Jeff Law <law@redhat.com>
34379 PR tree-optimization/69320
34380 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
34381 ranged object, do nothing if the RHS constant is not [0..1].
34382 (optimize_stmt): Comparing a boolean ranged object against a
34383 constant outside [0..1] results in a compile-time constant.
34385 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
34388 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
34390 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34391 (Option Summary): Update to reflect new section and moved options.
34392 (C++ Dialect Options): Move -fstats to new section.
34393 (Debugging Options): Move all dump, statistics, and other GCC
34394 developer options to new section. Rewrite section introduction
34395 and re-order remaining options to put the more basic ones first.
34396 (Optimization Options): Move -fira-verbose and -flto-report* to
34398 (Developer Options): New section incorporating moved options.
34399 * doc/cppopts.texi (-dM): Update cross-reference.
34401 2016-01-18 Richard Henderson <rth@redhat.com>
34404 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
34405 operands to pseudo only if CSE is expected. Split long immediate
34406 operands only after reload, and for the stack pointer.
34407 (*add<GPI>3_pluslong): Remove.
34408 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
34409 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
34410 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
34411 (*add<GPI>3 peepholes): New.
34412 (*add<GPI>3 splitters): New.
34413 * config/aarch64/constraints.md (Upl): New.
34414 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
34416 2016-01-18 Richard Biener <rguenther@suse.de>
34418 PR tree-optimization/69297
34419 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
34421 (vect_bb_vectorization_profitable_p): Clear visited flag again.
34423 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
34425 PR middle-end/68542
34426 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
34427 of mixind vector and scalar types.
34428 (fold_relational_const): Add handling of vector
34429 comparison with boolean result.
34430 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
34431 comparison of vector operands with boolean result for EQ/NE only.
34432 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
34433 (verify_gimple_cond): Likewise.
34434 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
34437 2016-01-18 Joseph Myers <joseph@codesourcery.com>
34439 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
34442 2016-01-18 Richard Biener <rguenther@suse.de>
34444 PR middle-end/69308
34445 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
34447 2016-01-18 Tom de Vries <tom@codesourcery.com>
34449 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
34451 2016-01-18 Tom de Vries <tom@codesourcery.com>
34453 * omp-low.c (set_oacc_fn_attrib): Make extern.
34454 * omp-low.h (set_oacc_fn_attrib): Declare.
34455 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
34456 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
34457 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
34458 Add and handle function parameter oacc_kernels_p.
34459 (find_reduc_addr, get_omp_data_i_param): New function.
34460 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
34461 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
34462 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
34463 Calculate dominance info. Skip loops that are not in a kernels region
34464 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
34465 (pass_parallelize_loops::execute): Call parallelize_loops with
34466 oacc_kernels_p argument.
34467 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
34468 New member function.
34469 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
34470 * passes.def: Add argument to pass_parallelize_loops instantation.
34472 2016-01-18 Tom de Vries <tom@codesourcery.com>
34474 * tree-parloops.c (pass_parallelize_loops::execute): Allow
34475 pass_parallelize_loops to be run outside the loop pipeline.
34477 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34479 * tree-scalar-evolution.c (follow_copies_to_constant): New.
34480 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
34482 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34485 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
34486 using get_ref_base_and_extent.
34487 (equal_mem_array_ref_p): New.
34488 (hashable_expr_equal_p): Add call to previous.
34490 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34493 * tree-sra.c (disqualified_constants, constant_decl_p): New.
34494 (sra_initialize): Allocate disqualified_constants.
34495 (sra_deinitialize): Free disqualified_constants.
34496 (disqualify_candidate): Update disqualified_constants when appropriate.
34497 (create_access): Scan for constant-pool entries as we go along.
34498 (scalarizable_type_p): Add check against type_contains_placeholder_p.
34499 (maybe_add_sra_candidate): Allow constant-pool entries.
34500 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
34501 (initialize_constant_pool_replacements): New.
34502 (sra_modify_assign): Avoid mangling assignments created by previous,
34503 and don't generate writes into constant pool.
34504 (sra_modify_function_body): Call initialize_constant_pool_replacements.
34506 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
34508 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
34509 andnot instruction.
34510 (scalar_chain::convert_op): Likewise.
34511 * config/i386/i386.md (*andndi3_doubleword): New.
34513 2016-01-18 Richard Biener <rguenther@suse.de>
34515 PR tree-optimization/69170
34516 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
34517 building a vector from scalar results of a pattern stmt.
34519 2016-01-18 Jakub Jelinek <jakub@redhat.com>
34521 * haifa-sched.c (autopref_multipass_init): Work around
34522 -Wmaybe-uninitialized warning.
34524 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
34526 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
34527 against the constant 0.
34529 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34531 PR tree-optimization/68799
34532 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
34533 look up phi candidates in the statement-candidate map.
34534 (phi_add_costs): Likewise.
34535 (record_phi_increments): Likewise.
34536 (phi_incr_cost): Likewise.
34537 (ncd_with_phi): Likewise.
34538 (all_phi_incrs_profitable): Likewise.
34540 2016-01-17 Jakub Jelinek <jakub@redhat.com>
34542 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
34543 -Wmaybe-uninitialized warning.
34545 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
34547 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34548 (Option Summary): Update to reflect new section and moved options.
34549 (C++ Dialect Options): Move -fvtable-verify and related options.
34550 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
34551 and profiling-related options.
34552 (Optimization Options): Move profile generation options and
34553 -fstack-protector and related options.
34554 (Instrumentation Options): New section incorporating moved options.
34555 (Code Generation Options): Move -finstrument-functions and
34556 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
34558 2016-01-16 Tom de Vries <tom@codesourcery.com>
34560 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
34562 2016-01-16 Tom de Vries <tom@codesourcery.com>
34564 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
34566 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
34568 * hash-table.h (hash_table::empty): Turn into an inline wrapper
34569 that checks whether the table is already empty. Rename the
34570 original implementation to...
34571 (hash_table::empty_slot): ...this new private function.
34573 2016-01-15 David Malcolm <dmalcolm@redhat.com>
34575 PR diagnostic/68899
34576 * diagnostic-show-locus.c (layout::print_source_line): Move x
34577 offset of line until after call to
34578 get_line_width_without_trailing_whitespace.
34580 2016-01-15 Jeff Law <law@redhat.com>
34582 PR tree-optimization/69270
34583 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
34584 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
34585 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
34586 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
34587 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
34588 ssa_name_has_boolean_range and constant_boolean_node.
34590 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
34592 PR rtl-optimization/69030
34593 * lra-spills.c (remove_pseudos): Check nrefs and make the function
34595 (spill_pseudos): Delete debug insn for dead pseudo.
34596 (lra_spill): Initiate spill_hard_reg and slots memory separately.
34598 2016-01-15 Jiong Wang <jiong.wang@arm.com>
34600 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
34602 (TYPES_UNOPUS): Likewise.
34603 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
34604 builtin type, from UNOP to UNOPUS.
34605 (lbtruncuv4sf): Likewise.
34606 (lbtruncuv2df): Likewise.
34607 (lrounduv2sf): Likewise.
34608 (lrounduv4sf): Likewise.
34609 (lrounduv2df): Likewise.
34610 (lroundusf): Likewise.
34611 (lroundusf): Likewise.
34612 (lceiluv2sf): Likewise.
34613 (lceiluv4sf): Likewise.
34614 (lceiluv2df): Likewise.
34615 (lceilusf): Likewise.
34616 (lceiludf): Likewise.
34617 (lflooruv2sf): Likewise.
34618 (lflooruv4sf): Likewise.
34619 (lflooruv2df): Likewise.
34620 (lfloorusf): Likewise.
34621 (lfloorudf): Likewise.
34622 (lfrintnuv2sf): Likewise.
34623 (lfrintnuv4sf): Likewise.
34624 (lfrintnuv2df): Likewise.
34625 (lfrintnusf): Likewise.
34626 (lfrintnudf): Likewise.
34627 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
34629 (vcvtq_u32_f32): Likewise.
34630 (vcvtq_u64_f64): Likewise.
34631 (vcvta_u32_f32): Likewise.
34632 (vcvtaq_u32_f32): Likewise.
34633 (vcvtaq_u64_f64): Likewise.
34634 (vcvtm_u32_f32): Likewise.
34635 (vcvtmq_u32_f32): Likewise.
34636 (vcvtmq_u64_f64): Likewise.
34637 (vcvtn_u32_f32): Likwise.
34638 (vcvtnq_u32_f32): Likewise.
34639 (vcvtnq_u64_f64): Likewise.
34640 (vcvtp_u32_f32): Likewise.
34641 (vcvtpq_u32_f32): Likewise.
34642 (vcvtpq_u64_f64): Likewise.
34643 (vcvtmd_u64_f64): Likewise.
34644 (vcvtms_u32_f32): Likewise.
34645 (vcvtad_u64_f64): Likewise.
34646 (vcvtas_u32_f32): Likewise.
34647 (vcvtnd_u64_f64): Likewise.
34648 (vcvtns_u32_f32): Likewise.
34649 (vcvtpd_u64_f64): Likewise.
34650 (vcvtps_u32_f32): Likewise.
34652 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34654 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
34655 CSEL of zero_extended registers.
34657 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34659 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
34660 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
34662 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34664 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
34665 false when argument string is not found in the attributes table
34668 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
34671 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
34672 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
34673 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
34674 precision estimate.
34676 2016-01-15 Richard Biener <rguenther@suse.de>
34678 PR tree-optimization/66856
34679 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
34680 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
34681 (vect_create_new_slp_node): Increment stmt reference count.
34682 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
34683 an SLP tree before swapping operands.
34684 (vect_build_slp_tree): Likewise.
34685 (destroy_bb_vec_info): Free stmt info after SLP instances.
34686 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
34687 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
34688 (STMT_VINFO_NUM_SLP_USES): New macro.
34690 2016-01-15 Richard Biener <rguenther@suse.de>
34693 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
34694 (add_linkage_name): ... here.
34695 (gen_typedef_die): Use add_linkage_name_raw instead of
34696 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
34699 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
34701 * gimplify.c (oacc_default_clause): Decode reference and pointer
34702 types for both kernels and parallel regions.
34704 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
34706 PR middle-end/69246
34707 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
34709 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34711 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
34712 (convert_scalars_to_vector): Likewise.
34714 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
34716 * doc/extend.texi (Type Traits): Fix grammar.
34718 2016-01-15 Martin Jambor <mjambor@suse.cz>
34720 * tree-inline.c (remap_decl): Use existing dclarations if
34721 remapping a type and prevent_decl_creation_for_types.
34722 (replace_locals_stmt): Do an initial remapping of non-VLA typed
34723 decls first. Do real remapping with
34724 prevent_decl_creation_for_types set.
34725 * tree-inline.h (copy_body_data): New field
34726 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
34729 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34731 * config/s390/s390.opt (mmvcle): More verbose help text.
34733 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34735 * config/s390/s390.opt: Add period to -mzvector option text.
34737 2016-01-15 Richard Biener <rguenther@suse.de>
34739 PR tree-optimization/68961
34740 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
34741 of invariants in stores again.
34743 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
34745 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
34747 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34749 * config/i386/i386.c (ix86_expand_branch): Don't split
34750 DI mode xor instruction to SI mode.
34752 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34755 * ipa-icf.c (sem_function::merge): Virtual functions may become
34756 reachable even if they address is not taken and there are no
34759 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34761 * lto-streamer-out.c (subtract_estimated_size): New function.
34762 (get_symbol_initial_value): Use it.
34764 2016-01-15 Christian Bruel <christian.bruel@st.com>
34767 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
34768 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
34769 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
34770 use add_builtin_function_ext_scope instead of add_builtin_function.
34771 (neon_set_p, neon_crypto_set_p): Remove.
34772 (arm_init_builtins): Always call arm_init_neon_builtins and
34773 arm_init_crypto_builtins.
34774 (arm_expand_builtin): Check that builtins are allowed for the arch.
34775 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
34776 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
34777 arm_init_neon_builtins call.
34779 2016-01-15 Richard Biener <rguenther@suse.de>
34781 PR tree-optimization/69117
34782 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
34783 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
34784 of the leader conservatively.
34785 (free_scc_vn): Restore original SSA name infos.
34787 2016-01-14 Jeff Law <law@redhat.com>
34789 PR tree-optimization/69270
34790 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
34791 single bit of precision, verify it's also unsigned.
34792 (record_edge_info): Use constant_boolean_node rather than fold_convert
34793 to convert boolean_true/boolean_false to the right type.
34795 2016-01-14 Richard Henderson <rth@redhat.com>
34798 * loop-doloop.c (record_reg_sets): New.
34799 (doloop_optimize): Reject the transform if the sequence
34800 clobbers registers live at the end of the loop block.
34801 (doloop_optimize_loops): Enable df_live if needed.
34803 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
34805 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
34806 * config/rs6000/rs6000.c: Likewise.
34807 * config/rs6000/rs6000.h: Likewise.
34808 * config/rs6000/rs6000.md: Likewise.
34809 * doc/extend.texi: Likewsie.
34811 2016-01-14 Jeff Law <law@redhat.com>
34813 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
34816 2016-01-14 Richard Henderson <rth@redhat.com>
34820 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
34821 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
34822 instead of builtin_decl_declared_p to test for declaration.
34824 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
34826 * doc/loop.texi (Loop Analysis and Representation): Document
34827 loop_depth function.
34829 2016-01-14 Tom de Vries <tom@codesourcery.com>
34831 PR tree-optimization/68773
34832 * omp-low.c (expand_omp_target): Don't set force_output.
34833 * varpool.c (varpool_node::get_create): Same.
34834 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
34835 offload_funcs with force_output.
34837 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34840 * lra-eliminations.c (move_plus_up): Don't change anything if either
34841 the outer or inner subreg mode is not MODE_INT.
34842 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
34843 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
34845 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34847 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
34848 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
34849 reduc_uplus_@var{m}): Remove.
34850 * expr.c (expand_expr_real_2): Remove expansion path for
34851 reduc_[us](min|max|plus) optabs.
34852 * optabs-tree.c (scalar_reduc_to_vector): Remove.
34853 * optabs-tree.h (scalar_reduc_to_vector): Remove.
34854 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
34855 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
34856 * tree-vect-loop.c (vectorizable_reduction): Remove test for
34857 reduc_[us](min|max|plus) optabs.
34859 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34861 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
34862 (reduc_plus_scal_v2sf): New.
34863 (reduc_smax_v2sf): Rename to...
34864 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
34865 (reduc_smin_v2sf): Rename to...
34866 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
34868 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
34870 * alias.c (compare_base_symbol_refs): New function.
34871 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
34874 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34876 PR middle-end/68146
34877 PR tree-optimization/69155
34878 * tree-complex.c: Include cfganal.h.
34879 (phis_to_revisit): New variable.
34880 (extract_component): Add phiarg_p argument. Assert that returned
34881 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
34882 (update_phi_components): Partly rewrite to use loop over real/imag
34883 components instead of code duplication. If extract_component returns
34884 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
34885 create_tmp_reg into the PHI node instead, and mention the phi triplet
34886 in phis_to_revisit.
34887 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
34888 in phis_to_revisit at the end.
34890 2016-01-14 Richard Biener <rguenther@suse.de>
34892 PR tree-optimization/68060
34893 * tree-vect-loop.c (vect_is_simple_reduction): Check the
34894 outer loop reduction is only used in the inner loop before
34895 detecting a double reduction.
34897 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34900 * combine.c (expand_field_assignment): Punt if compute_mode is
34901 unsupported scalar mode.
34903 2016-01-14 Richard Biener <rguenther@suse.de>
34905 PR tree-optimization/66856
34906 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
34907 SLP node only if it built successfully.
34908 (vect_analyze_slp_instance): Adjust.
34910 2016-01-14 Jeff Law <law@redhat.com>
34912 PR tree-optimization/69270
34913 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
34914 (record_edge_info): Use it. Convert boolean_{true,false}_node
34915 to the type of op0.
34917 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
34920 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
34921 use block_ultimate_origin
34922 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
34924 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34926 * doc/invoke.texi (Submodel Options): Rename section to
34927 "Machine-Dependent Options" to better reflect its content.
34928 Rewrite introductory text to remove archaic CPU names.
34931 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34933 * doc/invoke.texi (Code Gen Options): Move section up in file,
34934 before target-specific options. Update menu and option summary
34935 to reflect the new section ordering.
34937 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
34939 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
34940 (C++ Dialect Options): Add cross-reference to -std option.
34941 * doc/standards.texi (C++ Language): Document C++14 support.
34943 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
34945 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
34946 for pack/unpack functions for __ibm128.
34947 (PACK_IF): Likewise.
34948 (UNPACK_IF): Likewise.
34950 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
34951 support for __ibm128 pack/unpack functions.
34952 (rs6000_invalid_builtin): Likewise.
34953 (rs6000_init_builtins): Likewise.
34954 (rs6000_opt_masks): Likewise.
34956 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
34957 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
34959 (RS6000_BTM_COMMON): Likewise.
34961 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
34962 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
34963 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
34964 128-bit floating point. Add support for the double values to be
34965 in Altivec registers for TF/IF packing and unpacking, but restrict
34966 TD packing sub-fields to be FPR registers. Don't allow overlapped
34967 register support for packing. Allow pack inputs to be memory
34968 locations. Don't build generator functions for unpack<mode>_dm
34969 and unpack<mode>_nodm.
34970 (unpack<mode>_dm): Likewise.
34971 (unpack<mode>_nodm): Likewise.
34972 (pack<mode>): Likewise.
34974 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
34975 built-in functions to pack/unpack explicit __ibm128 values.
34976 (__builtin_unpack_ibm128): Likewise.
34978 * doc/extend.texi (PowerPC Built-in Functions): Document
34979 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
34981 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
34984 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
34985 Add new arg loc and pass it down as context.
34986 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
34987 to the location to use for the warning.
34988 (check_function_arguments): New arg loc. All callers changed. Pass
34989 it to check_function_nonnull.
34990 * c-common.h (check_function_arguments): Adjust declaration.
34992 2016-01-13 Jakub Jelinek <jakub@redhat.com>
34994 PR tree-optimization/69156
34995 * gimple.c (validate_type): Removed.
34996 (gimple_builtin_call_types_compatible_p): Use
34997 useless_type_conversion_p instead of validate_type.
34998 * value-prof.c (gimple_stringop_fixed_value): Fold
34999 icall_size to correct type.
35001 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
35003 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
35006 2016-01-13 Richard Henderson <rth@redhat.com>
35009 * target.def (builtin_tm_load, builtin_tm_store): Remove.
35010 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
35011 (ix86_builtin_tm_store): Remove.
35012 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
35013 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
35014 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
35015 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
35016 * doc/tm.texi: Rebuild.
35018 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
35019 (BUILT_IN_TM_MEMCPY_RTWN): New.
35020 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
35021 fallback from vector to integer helpers.
35022 (build_tm_load): Handle vector types directly, instead of
35024 (build_tm_store): Likewise.
35025 (expand_assign_tm): Prepare for register types not handled by
35026 the above. Copy them to memory and use memcpy.
35027 * tree.c (tm_define_builtin): New.
35028 (find_tm_vector_type): New.
35029 (build_tm_vector_builtins): New.
35030 (build_common_builtin_nodes): Call it.
35032 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
35034 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
35035 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
35037 2016-01-13 Tom de Vries <tom@codesourcery.com>
35039 PR tree-optimization/69169
35040 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
35041 handled_struct_type param.
35042 (create_variable_info_for, intra_create_variable_infos): Call
35043 create_variable_info_for_1 with extra arg.
35045 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
35047 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
35048 and "armv8.1-a+crc" entries.
35050 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
35053 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
35054 Change first operand predicate from register_or_constm1_operand
35055 to register_operand.
35056 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
35057 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
35058 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
35059 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
35060 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
35061 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
35062 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
35063 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
35064 comparison with constm1_rtx from vec_prefetch_gen part.
35066 2016-01-13 Richard Biener <rguenther@suse.de>
35068 PR tree-optimization/69013
35069 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
35070 Exchange assert for a test.
35072 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
35075 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
35077 2016-01-13 Richard Biener <rguenther@suse.de>
35079 PR tree-optimization/69242
35080 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
35081 assert with a check.
35083 2016-01-13 Richard Biener <rguenther@suse.de>
35085 PR tree-optimization/69186
35086 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
35087 Properly guard vect_update_misalignment_for_peel call.
35089 2016-01-12 Jeff Law <law@redhat.com>
35091 PR tree-optimization/pr67755
35092 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
35093 "need_profile_correction".
35094 (thread_block_1): Initialize new field to false by default. If we
35095 have multiple thread paths through a common joiner to different
35096 final targets, then set new field to true.
35097 (compute_path_counts): Only do count adjustment when it's really
35100 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35102 * doc/invoke.texi (Spec Files): Move section down in file, past
35103 all command-line option descriptions.
35105 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
35107 PR middle-end/54809
35108 * doc/gty.texi: Remove documentation of mark_hook.
35109 * gengtype.c (struct write_types_data): Remove code to support
35110 mark_hook attribute.
35111 (walk_type): Likewise.
35112 (write_func_for_structure): Likewise.
35114 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35116 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
35117 Directory Options, and -specs= to Overall Options.
35118 (Overall Options): Adjust similarly. Reorder to group related
35119 options together. Make -specs= cross-reference the spec file details.
35120 (Directory Options): Adjust similarly.
35122 2016-01-12 Jeff Law <law@redhat.com>
35124 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
35126 2016-01-12 Olivier Hainque <hainque@adacore.com>
35128 * gcc.c (spec_undefvar_allowed): New global.
35129 (process_command): Set to true when running for --version or --help,
35131 (getenv_spec_function): When the variable is not defined, use the
35132 variable name as the variable value if we're allowed not to issue
35135 2016-01-12 Bin Cheng <bin.cheng@arm.com>
35137 PR tree-optimization/68911
35138 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
35139 information computed for expression "init + nit * step".
35141 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35143 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
35144 about name of GCC executable. Remove deleted node from menu.
35145 (Directory Options) <-B>: Remove cross-reference to deleted node.
35146 (Target Options): Delete section.
35148 2016-01-12 Christian Bruel <christian.bruel@st.com>
35151 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
35152 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
35154 2016-01-12 Jakub Jelinek <jakub@redhat.com>
35157 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
35158 aligned_mem is properly set for AVX512-VL floating point masked
35162 * ifcvt.c (cond_exec_process_if_block): When removing the last
35163 insn from then_bb, remove also any possible barriers that follow it.
35165 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
35169 * config/i386/iamcu.h (SIZE_TYPE): New macro.
35170 (PTRDIFF_TYPE): Likewise.
35171 (WCHAR_TYPE): Likewise.
35172 (WCHAR_TYPE_SIZE): Likewise.
35173 (STDINT_LONG32): Likewise.
35175 2016-01-12 Richard Biener <rguenther@suse.de>
35177 PR tree-optimization/69053
35178 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
35179 convert initial value for cond reductions.
35181 2016-01-12 Richard Biener <rguenther@suse.de>
35183 PR tree-optimization/69007
35184 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
35185 widen_sum after dot_prod and sad.
35187 2016-01-12 Richard Biener <rguenther@suse.de>
35189 PR tree-optimization/69168
35190 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
35191 pattern stmt SLP type.
35192 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
35193 end up unused so cope with that case.
35195 2016-01-12 Richard Biener <rguenther@suse.de>
35197 PR tree-optimization/69157
35198 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
35199 stmts def type only during analyze phase.
35200 (vectorizable_call): Likewise.
35201 (vectorizable_simd_clone_call): Likewise.
35202 (vectorizable_conversion): Likewise.
35203 (vectorizable_assignment): Likewise.
35204 (vectorizable_shift): Likewise.
35205 (vectorizable_operation): Likewise.
35206 (vectorizable_store): Likewise.
35207 (vectorizable_load): Likewise.
35209 2016-01-12 Richard Biener <rguenther@suse.de>
35211 PR tree-optimization/69174
35212 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
35214 (vectorizable_load): Properly compute the number of loads needed
35215 for permuted strided SLP loads and do not spuriously assign
35216 to SLP_TREE_VEC_STMTS.
35218 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
35220 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
35221 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
35222 (MD_EXEC_PREFIX): Remove.
35223 (MD_STARTFILE_PREFIX) Removee.
35224 (FILE_NAME_ABSOLUTE_P): Remove.
35225 (CPP_SPEC): Do not read macros from sys/version.h.
35226 (LINK_COMMAND_SPEC): Remove.
35227 (LOCAL_INCLUDE_DIR): Remove.
35228 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
35229 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
35230 (POST_LINK_SPEC): Define to invoke stubify after linker
35231 (LIBSTDCXX): Remove define
35232 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
35233 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
35234 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
35235 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
35236 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
35237 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
35238 (i386_djgpp_asm_named_section): Add propotype of new procedure
35240 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
35241 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
35242 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
35243 in config/i386/djgpp.h).
35244 (STANDARD_STARTFILE_PREFIX_2): Define identical to
35245 STANDARD_STARTFILE_PREFIX_1.
35246 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
35247 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
35248 installation errors.
35249 (MAX_OFILE_ALIGNMENT): Define to 128.
35250 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
35252 * config/i386/djgpp.c: New file. Add implementation of
35253 i386_djgpp_asm_named_section.
35255 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
35257 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
35258 Add rule for building djgpp.o.
35260 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35262 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
35263 (rtx_is_swappable_p): Reductions are swappable.
35264 (insn_is_swappable_p): V2DF reductions are swappable.
35266 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
35268 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
35269 reloads for other unsupported memory operands.
35271 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
35272 Jim Wilson <jim.wilson@linaro.org>
35275 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
35276 copy_to_mode_reg instead of force_reg.
35278 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
35281 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
35282 TARGET_80387 is true.
35284 2016-01-11 Jakub Jelinek <jakub@redhat.com>
35287 * lra-eliminations.c (move_plus_up): Only move plus up
35288 if subreg of the constant can be simplified into constant
35289 and use the simplified subreg of the constant instead of
35290 the original constant.
35292 * fold-const.c (fold_convertible_p): Don't return true
35293 for conversion of VECTOR_TYPE to same sized integral type.
35294 (fold_convert_loc): Fix up formatting. Fold conversion of
35295 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
35296 instead of NOP_EXPR.
35298 PR tree-optimization/69214
35299 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
35300 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
35303 PR tree-optimization/69207
35304 * tree-vect-slp.c (vect_get_constant_vectors): For
35305 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
35306 fold_convertible_p to vector_type's element type, and always
35307 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
35309 2016-01-11 Richard Biener <rguenther@suse.de>
35311 PR tree-optimization/69173
35312 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
35313 fixup the cycle if all stmts are in a pattern.
35315 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
35317 PR middle-end/68999
35318 * alias.c (base_alias_check): Move check for addresses with
35319 alignment ANDs before the call for compare_base_decls.
35320 (memrefs_conflict_p): Return -1 for different decls
35321 that went through alignment adjustments.
35323 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35325 PR rtl-optimization/68796
35326 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
35327 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
35328 and QImode comparisons against zero with CC_NZmode.
35329 * config/aarch64/iterators.md (short_mask): New mode_attr.
35331 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
35333 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
35334 (<avx512>_store<mode>_mask): Likewise.
35336 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
35337 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35339 PR rtl-optimization/68841
35340 * ifcvt.c (struct noce_if_info): Add orig_x field.
35341 (bbs_ok_for_cmove_arith): Add to_rename parameter.
35342 Don't record conflicts on to_rename if it's present.
35343 Allow memory destinations in sets.
35344 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
35345 blocks, passing orig_x to the checks.
35346 (noce_process_if_block): Set if_info->orig_x appropriately.
35348 2016-01-11 Tom de Vries <tom@codesourcery.com>
35350 PR tree-optimization/69069
35351 * tree-parloops.c (create_parallel_loop): Add missing phi args.
35353 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
35355 PR rtl-optimization/68920
35356 * config/i386/i386.c (ix86_option_override_internal): Restrict number
35357 of conditional moves for RTL if-conversion to 1 for
35358 TARGET_ONE_IF_CONV_INSN.
35359 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
35360 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
35361 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
35362 parameter to restirct number of conditional moves for
35364 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
35365 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
35368 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
35371 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
35372 onepart vars. Fix typo in comment. Fix reversed condition in
35374 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
35377 * var-tracking.c (dump_onepart_variable_differences): New.
35378 (dataflow_set_different): If a detailed dump is requested,
35379 delay early returns and dump differences between onepart
35380 variables present before and after, and added variables.
35382 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
35385 * expr.c (expand_expr_real_1): For boolean vector constants
35386 with a scalar mode use const_scalar_mask_from_tree.
35387 (const_scalar_mask_from_tree): New.
35388 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
35389 assigned to a mask type to handle constants.
35391 2016-01-11 Martin Jambor <mjambor@suse.cz>
35394 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
35395 useless parameters if we cannot change function signature.
35397 2016-01-11 Martin Jambor <mjambor@suse.cz>
35400 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
35403 2016-01-11 Tom de Vries <tom@codesourcery.com>
35405 PR tree-optimization/69109
35406 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
35409 2016-01-11 Tom de Vries <tom@codesourcery.com>
35411 PR tree-optimization/69108
35412 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
35413 res is not used in a phi.
35415 2016-01-11 Yury Gribov <y.gribov@samsung.com>
35418 * common.opt (frandom-seed): Fix parameter name.
35419 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
35421 2016-01-11 Tom de Vries <tom@codesourcery.com>
35423 PR tree-optimization/69058
35424 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
35427 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
35429 * config/arc/arc.opt (mdiv-rem): Add period to the end.
35430 (mcode-density): Likewise.
35432 2016-01-10 Tom de Vries <tom@codesourcery.com>
35434 PR tree-optimization/69062
35435 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
35436 (parallelize_loops): Don't paralelize loop that has phi with address
35439 2016-01-10 Tom de Vries <tom@codesourcery.com>
35441 PR tree-optimization/69039
35442 * tree-parloops.c (try_create_reduction_list): Only allow single exit
35445 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
35447 PR middle-end/68743
35448 * match.pd: Require target has function_c99_misc before doing
35449 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
35451 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
35453 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
35455 * configure: Regenerate.
35457 2016-01-09 Jakub Jelinek <jakub@redhat.com>
35459 PR middle-end/50865
35460 PR tree-optimization/69097
35461 * fold-const.h (expr_not_equal_to): New prototype.
35462 * fold-const.c: Include stringpool.h and tree-ssanames.h.
35463 (expr_not_equal_to): New function.
35464 * match.pd (X % -Y is the same as X % Y): Don't optimize
35465 unless X is known not to be equal to minimum or Y is known
35466 not to be equal to -1.
35467 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
35468 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
35469 (simplify_stmt_using_ranges): Adjust caller.
35470 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
35471 substitute_and_fold.
35473 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
35475 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
35478 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35480 PR tree-optimization/69167
35481 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
35482 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
35484 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
35486 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35487 Richard Biener <rguenther@suse.de>
35489 PR tree-optimization/68707
35490 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
35491 instances that can be handled via vect_load_lanes.
35493 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
35495 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
35496 if we can't determine address equivalence.
35497 * alias.c (compare_base_decl): Update for changed return value of
35498 symtab_node::equal_address_to.
35500 2016-01-08 Jason Merrill <jason@redhat.com>
35504 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
35505 * expr.c (store_field): Not here.
35506 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
35507 call with TREE_ADDRESSABLE type.
35508 * tree-cfg.c (verify_gimple_call): Adjust.
35510 2016-01-08 Olivier Hainque <hainque@adacore.com>
35512 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
35515 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35517 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
35518 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
35519 (reduc_smin_v2sf): Rename to...
35520 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
35521 (reduc_splus_v2sf): Rename to...
35522 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
35524 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35526 PR tree-optimization/69162
35527 * gimplify.c (gimplify_va_arg_expr): Encode original type of
35528 valist argument in another argument.
35529 (gimplify_modify_expr): Adjust for the above change. Cleanup.
35530 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
35531 to determine the va_list type, build a MEM_REF instead of
35532 build_fold_indirect_ref.
35534 PR tree-optimization/69172
35535 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
35538 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
35540 PR tree-optimization/67781
35541 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
35542 and cmpnop in two steps: first the ones not accessed in original
35543 gimple expression in a endian independent way and then the ones not
35544 accessed in the final result in an endian-specific way.
35546 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35548 PR tree-optimization/69083
35549 * tree-vect-slp.c (vect_get_constant_vectors): For
35550 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
35551 element type. If op is fold_convertible_p to vector_type's element
35552 type, use NOP_EXPR instead of VCE.
35554 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
35556 PR rtl-optimization/67778
35557 PR rtl-optimization/68634
35558 PR rtl-optimization/68909
35559 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
35560 block from the stack until done with it. Remove a superfluous
35561 bitmap set. Remove a superfluous bitmap test.
35563 2016-01-07 Martin Sebor <msebor@redhat.com>
35566 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
35567 constraint on the type of arguments.
35569 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
35571 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
35572 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
35573 unaligned_access on the gcc_options set.
35574 * config/arm/arm.c (arm_option_override_internal): Use
35575 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
35577 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35580 * config/i386/i386.c (ix86_frame_pointer_required): Enable
35581 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
35583 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35586 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35589 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35590 depending on frame_pointer_needed before remaining integer and SSE
35591 registers are saved.
35593 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
35596 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
35598 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
35601 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
35602 Use the "xBm" constraint.
35603 (float<sseintvecmodelower><mode>2<mask_name><round_name):
35605 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
35606 (sse_cvtsi2ssq<round_name>): Likewise.
35607 (sse_cvtss2si<round_name>): Likewise.
35608 (sse_cvtss2siq<round_name>): Likewise.
35609 (sse2_cvtsi2sdq<round_name>): Likewise.
35610 (sse2_cvtsd2si<round_name>): Likewise.
35611 (sse2_cvtsd2siq<round_name>): Likewise.
35612 * config/i386/subst.md (round_nimm_scalar_predicate): New
35615 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
35617 PR middle-end/67639
35618 * varasm.c (make_decl_rtl): Mark invalid register vars as
35621 PR rtl-optimization/66206
35622 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
35623 All callers changed.
35625 2016-01-07 Jakub Jelinek <jakub@redhat.com>
35627 PR tree-optimization/69141
35628 * tree-ssa-pre.c: Include langhooks.h.
35629 (eliminate_dom_walker::before_dom_children): Use
35630 lang_hooks.decl_printable_name instead of
35631 cgraph_node::get ()->name ().
35633 PR middle-end/68960
35634 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
35635 it and DECL_ALIGN too.
35637 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
35639 * config/mips/mips-ftypes.def: Sort to lexicographical order.
35641 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35644 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35645 depending on frame_pointer_needed before remaining integer and SSE
35646 registers are saved.
35648 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35650 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
35651 mode iterator with VSX_M2.
35652 (*p9_vecstore_<mode>): Likewise.
35653 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
35654 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
35655 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
35656 (define_split for VSX_LE128 stores): Likewise.
35657 (define_peephole2 for TImode LE swaps): Likewise.
35658 (define_split for VSX_LE128 post-reload stores): Likewise.
35660 2016-01-06 Marek Polacek <polacek@redhat.com>
35663 * convert.c (convert_to_integer_1): Adjust call to
35664 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
35665 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
35666 EXPR instead of ARG.
35667 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
35669 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35672 * doc/extend.texi (RL78 Variable Attributes): New section.
35674 2016-01-05 Marek Polacek <polacek@redhat.com>
35677 * builtins.c (get_memmodel): Use expansion point location rather than
35678 the input location. Call warning_at rather than warning.
35679 (expand_builtin_atomic_compare_exchange): Likewise.
35680 (expand_builtin_atomic_load): Likewise.
35681 (expand_builtin_atomic_store): Likewise.
35682 (expand_builtin_atomic_clear): Likewise.
35684 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35687 * config/i386/i386.c (ix86_expand_vector_logical_operator):
35688 Replace nonimmediate_operand with vector_operand.
35689 * config/i386/predicates.md (vector_operand): New predicate.
35690 (general_vector_operand): Replace nonimmediate_operand with
35692 * config/i386/sse.md: Replace nonimmediate_operand with
35693 vector_operand and m constraint with Bm constraint on SSE
35694 patterns with 16-byte memory operand.
35695 * config/i386/subst.md (round_nimm_predicate): Replace
35696 nonimmediate_operand with vector_operand.
35697 (round_saeonly_nimm_predicate): Likewise.
35698 (round_saeonly_nimm_scalar_predicate): New.
35700 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35703 * config/i386/constraints.md (Bm): New constraint.
35704 * config/i386/predicates.md (vector_memory_operand): New
35706 * config/i386/sse.md: Replace xm with xBm in plusminus and
35707 any_logic patterns.
35709 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35712 * doc/extend.texi (V850 Function Attributes): New section.
35713 (V850 Variable Attributes): New section.
35715 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35718 * doc/extend.texi (MicroBlaze Function Attributes): Document
35719 interrupt_handler and fast_interrupt attributes.
35721 2016-01-05 Sergei Trofimovich <siarheit@google.com>
35724 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
35725 for local symbolic operands.
35726 * config/ia64/predicates.md (local_symbolic_operand64): New
35729 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35731 PR rtl-optimization/68651
35732 * combine.c (combine_simplify_rtx): Canonicalize x + x into
35735 2016-01-05 Nathan Sidwell <nathan@acm.org>
35737 * alias.c (compare_base_decls): Use symtab_node::get.
35739 2016-01-05 Nick Clifton <nickc@redhat.com>
35742 * ira-costs.c (copy_cost): Initialise the t_icode field of the
35743 secondary_reload_info structure.
35746 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
35747 decls if weak support is available.
35749 2016-01-04 Martin Sebor <msebor@redhat.com>
35751 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
35753 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
35755 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
35756 OPTION_MASK_P9_DFORM.
35758 * config/rs6000/constraints.md (wo constraint): New constraint for
35761 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
35763 (rs6000_init_hard_regno_mode_ok): Likewise.
35765 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
35768 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
35769 expanders not to have constraints. Add support for ISA 3.0 xxperm
35770 instruction. Add support for fusing xxlor with xxperm.
35771 (altivec_vperm_<mode>_internal): Likewise.
35772 (altivec_vperm_v8hiv16qi): Likewise.
35773 (altivec_vperm_<mode>v16q): Likewise.
35774 (altivec_vperm_<mode>_uns): Likewise.
35775 (vperm_v8hiv4si): Likewise.
35776 (vperm_v16qiv8hi): Likewise.
35778 * doc/md.texi (RS/6000 constraints): Document wo constraint.
35780 2016-01-04 Jakub Jelinek <jakub@redhat.com>
35782 Update copyright years.
35784 * gcc.c (process_command): Update copyright notice dates.
35785 * gcov-dump.c (print_version): Ditto.
35786 * gcov.c (print_version): Ditto.
35787 * gcov-tool.c (print_version): Ditto.
35788 * gengtype.c (create_file): Ditto.
35789 * doc/cpp.texi: Bump @copying's copyright year.
35790 * doc/cppinternals.texi: Ditto.
35791 * doc/gcc.texi: Ditto.
35792 * doc/gccint.texi: Ditto.
35793 * doc/gcov.texi: Ditto.
35794 * doc/install.texi: Ditto.
35795 * doc/invoke.texi: Ditto.
35797 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35799 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
35800 modes larger than TImode as TImode if NEON is not enabled.
35802 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35805 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
35806 mode for %f0-%f31 only if TARGET_FPU.
35808 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35811 * config/sparc/sparc.c (scan_record_type): Take into account subfields
35812 to compute the PACKED_P predicate.
35813 (function_arg_record_value): Minor tweaks.
35815 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
35817 * doc/install.texi (--with-multilib-list): Describe the meaning of the
35818 option for arm*-*-* targets.
35820 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
35822 * doc/extend.texi (Common Function Attributes): Move docs for
35823 MSP430-specific attributes to....
35824 (MSP430 Function Attributes): ...here. Delete the redundant
35825 entries and copy-edit the remaining text.
35826 (MSP430 Variable Attributes): Use uniform format for index
35827 entries and add a cross-reference to the corresponding function
35830 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
35832 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
35834 (x86 Options): Likewise.
35836 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35840 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
35841 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
35842 to corresponding attribute.
35844 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35846 * doc/extend.texi (Common Function Attributes) <noplt>: Move
35847 to correct alphabetization of table. Copy-edit and correct
35849 <stack_protect>: Likewise.
35850 <target_clones>: Likewise.
35852 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
35853 Correct punctuation.
35854 (Code Gen Options) <-fno-plt>: Copy-edit.
35856 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
35859 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
35860 SI values. Explicitly convert SI to DI and vice-versa.
35862 2016-01-01 Jakub Jelinek <jakub@redhat.com>
35864 PR tree-optimization/69070
35865 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
35866 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
35869 * ubsan.c (ubsan_instrument_float_cast): Call
35870 initialize_sanitizer_builtins.
35873 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
35875 Copyright (C) 2016 Free Software Foundation, Inc.
35877 Copying and distribution of this file, with or without modification,
35878 are permitted in any medium without royalty provided the copyright
35879 notice and this notice are preserved.